lisp/org-exp.el

   1 ;;; org-exp.el --- ASCII, HTML, XOXO and iCalendar export for Org-mode
   2
   3 ;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009
   4 ;;   Free Software Foundation, Inc.
   5
   6 ;; Author: Carsten Dominik <carsten at orgmode dot org>
   7 ;; Keywords: outlines, hypermedia, calendar, wp
   8 ;; Homepage: http://orgmode.org
   9 ;; Version: 6.33e
  10 ;;
  11 ;; This file is part of GNU Emacs.
  12 ;;
  13 ;; GNU Emacs is free software: you can redistribute it and/or modify
  14 ;; it under the terms of the GNU General Public License as published by
  15 ;; the Free Software Foundation, either version 3 of the License, or
  16 ;; (at your option) any later version.
  17
  18 ;; GNU Emacs is distributed in the hope that it will be useful,
  19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 ;; GNU General Public License for more details.
  22
  23 ;; You should have received a copy of the GNU General Public License
  24 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  25 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  26 ;;
  27 ;;; Commentary:
  28
  29 (require 'org)
  30 (require 'org-macs)
  31 (require 'org-agenda)
  32 (require 'org-exp-blocks)
  33 (require 'org-src)
  34 (eval-when-compile
  35   (require 'cl))
  36
  37 (declare-function org-export-latex-preprocess "org-latex" (parameters))
  38 (declare-function org-export-ascii-preprocess "org-ascii" (parameters))
  39 (declare-function org-export-html-preprocess "org-html" (parameters))
  40 (declare-function org-export-docbook-preprocess "org-docbook" (parameters))
  41 (declare-function org-infojs-options-inbuffer-template "org-jsinfo" ())
  42 (declare-function org-export-htmlize-region-for-paste "org-html" (beg end))
  43 (declare-function htmlize-buffer "ext:htmlize" (&optional buffer))
  44 (declare-function org-inlinetask-remove-END-maybe "org-inlinetask" ())
  45 (autoload 'org-export-generic "org-export-generic" "Export using the generic exporter" t)
  46 (defgroup org-export nil
  47   "Options for exporting org-listings."
  48   :tag "Org Export"
  49   :group 'org)
  50
  51 (defgroup org-export-general nil
  52   "General options for exporting Org-mode files."
  53   :tag "Org Export General"
  54   :group 'org-export)
  55
  56 (defcustom org-export-allow-BIND 'confirm
  57   "Non-nil means, allow #+BIND to define local variable values for export.
  58 This is a potential security risk, which is why the user must confirm the
  59 use of these lines."
  60   :group 'org-export-general
  61   :type '(choice
  62           (const :tag "Never" nil)
  63           (const :tag "Always" t)
  64           (const :tag "Make the user confirm for each file" confirm)))
  65
  66 ;; FIXME
  67 (defvar org-export-publishing-directory nil)
  68
  69 (defcustom org-export-show-temporary-export-buffer t
  70   "Non-nil means, show buffer after exporting to temp buffer.
  71 When Org exports to a file, the buffer visiting that file is ever
  72 shown, but remains buried.  However, when exporting to a temporary
  73 buffer, that buffer is popped up in a second window.  When this variable
  74 is nil, the buffer remains buried also in these cases."
  75   :group 'org-export-general
  76   :type 'boolean)
  77
  78 (defcustom org-export-copy-to-kill-ring t
  79   "Non-nil means, exported stuff will also be pushed onto the kill ring."
  80   :group 'org-export-general
  81   :type 'boolean)
  82
  83 (defcustom org-export-run-in-background nil
  84   "Non-nil means export and publishing commands will run in background.
  85 This works by starting up a separate Emacs process visiting the same file
  86 and doing the export from there.
  87 Not all export commands are affected by this - only the ones which
  88 actually write to a file, and that do not depend on the buffer state.
  89
  90 If this option is nil, you can still get background export by calling
  91 `org-export' with a double prefix arg: `C-u C-u C-c C-e'.
  92
  93 If this option is t, the double prefix can be used to exceptionally
  94 force an export command into the current process."
  95   :group 'org-export-general
  96   :type 'boolean)
  97
  98 (defcustom org-export-select-tags '("export")
  99   "Tags that select a tree for export.
 100 If any such tag is found in a buffer, all trees that do not carry one
 101 of these tags will be deleted before export.
 102 Inside trees that are selected like this, you can still deselect a
 103 subtree by tagging it with one of the `org-export-exclude-tags'."
 104   :group 'org-export-general
 105   :type '(repeat (string :tag "Tag")))
 106
 107 (defcustom org-export-exclude-tags '("noexport")
 108   "Tags that exclude a tree from export.
 109 All trees carrying any of these tags will be excluded from export.
 110 This is without condition, so even subtrees inside that carry one of the
 111 `org-export-select-tags' will be removed."
 112   :group 'org-export-general
 113   :type '(repeat (string :tag "Tag")))
 114
 115 ;; FIXME: rename, this is a general variable
 116 (defcustom org-export-html-expand t
 117   "Non-nil means, for HTML export, treat @<...> as HTML tag.
 118 When nil, these tags will be exported as plain text and therefore
 119 not be interpreted by a browser.
 120
 121 This option can also be set with the +OPTIONS line, e.g. \"@:nil\"."
 122   :group 'org-export-html
 123   :group 'org-export-general
 124   :type 'boolean)
 125
 126 (defcustom org-export-with-special-strings t
 127   "Non-nil means, interpret \"\-\", \"--\" and \"---\" for export.
 128 When this option is turned on, these strings will be exported as:
 129
 130   Org   HTML       LaTeX
 131  -----+----------+--------
 132   \\-    &shy;      \\-
 133   --    &ndash;    --
 134   ---   &mdash;    ---
 135   ...   &hellip;   \ldots
 136
 137 This option can also be set with the +OPTIONS line, e.g. \"-:nil\"."
 138   :group 'org-export-translation
 139   :type 'boolean)
 140
 141 (defcustom org-export-html-link-up ""
 142   "Where should the \"UP\" link of exported HTML pages lead?"
 143   :group 'org-export-html
 144   :group 'org-export-general
 145   :type '(string :tag "File or URL"))
 146
 147 (defcustom org-export-html-link-home ""
 148   "Where should the \"HOME\" link of exported HTML pages lead?"
 149   :group 'org-export-html
 150   :group 'org-export-general
 151   :type '(string :tag "File or URL"))
 152
 153 (defcustom org-export-language-setup
 154   '(("en" "Author"     "Date"  "Table of Contents" "Footnotes")
 155     ("ca"  "Autor"      "Data" "&Iacute;ndex" "Peus de p&agrave;gina")
 156     ("cs" "Autor"      "Datum" "Obsah" "Pozn\xe1mky pod carou")
 157     ("da" "Ophavsmand" "Dato"  "Indhold" "Fodnoter")
 158     ("de" "Autor"      "Datum" "Inhaltsverzeichnis" "Fu&szlig;noten")
 159     ("eo"  "A&#365;toro"      "Dato" "Enhavo" "Piednotoj")
 160     ("es" "Autor"      "Fecha" "&Iacute;ndice" "Pies de p&aacute;gina")
 161     ("fi" "Tekij&auml;"     "P&auml;iv&auml;m&auml;&auml;r&auml;"   "Sis&auml;llysluettelo"  "Alaviitteet")
 162     ("fr" "Auteur"     "Date"  "Table des mati&egrave;res" "Notes de bas de page")
 163     ("hu" "Szerz&otilde;" "D&aacute;tum" "Tartalomjegyz&eacute;k" "L&aacute;bjegyzet")
 164     ("is" "H&ouml;fundur" "Dagsetning" "Efnisyfirlit" "Aftanm&aacute;lsgreinar")
 165     ("it" "Autore"     "Data"  "Indice" "Note a pi&egrave; di pagina")
 166     ("nl" "Auteur"     "Datum" "Inhoudsopgave" "Voetnoten")
 167     ("no" "Forfatter"  "Dato"  "Innhold" "Fotnoter")
 168     ("nb" "Forfatter"  "Dato"  "Innhold" "Fotnoter")  ;; nb = Norsk (bokm.l)
 169     ("nn" "Forfattar"  "Dato"  "Innhald" "Fotnotar")  ;; nn = Norsk (nynorsk)
 170     ("pl" "Autor"      "Data" "Spis tre&sacute;ci"  "Przypis")
 171     ("sv" "F&ouml;rfattare" "Datum" "Inneh&aring;ll" "Fotnoter"))
 172   "Terms used in export text, translated to different languages.
 173 Use the variable `org-export-default-language' to set the language,
 174 or use the +OPTION lines for a per-file setting."
 175   :group 'org-export-general
 176   :type '(repeat
 177           (list
 178            (string :tag "HTML language tag")
 179            (string :tag "Author")
 180            (string :tag "Date")
 181            (string :tag "Table of Contents")
 182            (string :tag "Footnotes"))))
 183
 184 (defcustom org-export-default-language "en"
 185   "The default language of HTML export, as a string.
 186 This should have an association in `org-export-language-setup'."
 187   :group 'org-export-general
 188   :type 'string)
 189
 190 (defvar org-export-page-description ""
 191   "The page description, for the XHTML meta tag.
 192 This is best set with the #+DESCRIPTION line in a file, it does not make
 193 sense to set this globally.")
 194
 195 (defvar org-export-page-keywords ""
 196   "The page description, for the XHTML meta tag.
 197 This is best set with the #+KEYWORDS line in a file, it does not make
 198 sense to set this globally.")
 199
 200 (defcustom org-export-skip-text-before-1st-heading nil
 201   "Non-nil means, skip all text before the first headline when exporting.
 202 When nil, that text is exported as well."
 203   :group 'org-export-general
 204   :type 'boolean)
 205
 206 (defcustom org-export-headline-levels 3
 207   "The last level which is still exported as a headline.
 208 Inferior levels will produce itemize lists when exported.
 209 Note that a numeric prefix argument to an exporter function overrides
 210 this setting.
 211
 212 This option can also be set with the +OPTIONS line, e.g. \"H:2\"."
 213   :group 'org-export-general
 214   :type 'integer)
 215
 216 (defcustom org-export-with-section-numbers t
 217   "Non-nil means, add section numbers to headlines when exporting.
 218
 219 This option can also be set with the +OPTIONS line, e.g. \"num:t\"."
 220   :group 'org-export-general
 221   :type 'boolean)
 222
 223 (defcustom org-export-section-number-format '((("1" ".")) . "")
 224   "Format of section numbers for export.
 225 The variable has two components.
 226 1. A list of lists, each indicating a counter type and a separator.
 227    The counter type can be any of \"1\", \"A\", \"a\", \"I\", or \"a\".
 228    It causes causes numeric, alphabetic, or roman counters, respectively.
 229    The separator is only used if another counter for a subsection is being
 230    added.
 231    If there are more numbered section levels than entries in this lists,
 232    then the last entry will be reused.
 233 2. A terminator string that will be added after the entire
 234    section number."
 235   :group 'org-export-general
 236   :type '(cons
 237           (repeat
 238            (list
 239             (string :tag "Counter Type")
 240             (string :tag "Separator   ")))
 241           (string :tag "Terminator")))
 242
 243 (defcustom org-export-with-toc t
 244   "Non-nil means, create a table of contents in exported files.
 245 The TOC contains headlines with levels up to`org-export-headline-levels'.
 246 When an integer, include levels up to N in the toc, this may then be
 247 different from `org-export-headline-levels', but it will not be allowed
 248 to be larger than the number of headline levels.
 249 When nil, no table of contents is made.
 250
 251 Headlines which contain any TODO items will be marked with \"(*)\" in
 252 ASCII export, and with red color in HTML output, if the option
 253 `org-export-mark-todo-in-toc' is set.
 254
 255 In HTML output, the TOC will be clickable.
 256
 257 This option can also be set with the +OPTIONS line, e.g. \"toc:nil\"
 258 or \"toc:3\"."
 259   :group 'org-export-general
 260   :type '(choice
 261           (const :tag "No Table of Contents" nil)
 262           (const :tag "Full Table of Contents" t)
 263           (integer :tag "TOC to level")))
 264
 265 (defcustom org-export-mark-todo-in-toc nil
 266   "Non-nil means, mark TOC lines that contain any open TODO items."
 267   :group 'org-export-general
 268   :type 'boolean)
 269
 270 (defcustom org-export-with-todo-keywords t
 271   "Non-nil means, include TODO keywords in export.
 272 When nil, remove all these keywords from the export."
 273   :group 'org-export-general
 274   :type 'boolean)
 275
 276 (defcustom org-export-with-priority nil
 277   "Non-nil means, include priority cookies in export.
 278 When nil, remove priority cookies for export."
 279   :group 'org-export-general
 280   :type 'boolean)
 281
 282 (defcustom org-export-preserve-breaks nil
 283   "Non-nil means, preserve all line breaks when exporting.
 284 Normally, in HTML output paragraphs will be reformatted.  In ASCII
 285 export, line breaks will always be preserved, regardless of this variable.
 286
 287 This option can also be set with the +OPTIONS line, e.g. \"\\n:t\"."
 288   :group 'org-export-general
 289   :type 'boolean)
 290
 291 (defcustom org-export-with-archived-trees 'headline
 292   "Whether subtrees with the ARCHIVE tag should be exported.
 293 This can have three different values
 294 nil       Do not export, pretend this tree is not present
 295 t         Do export the entire tree
 296 headline  Only export the headline, but skip the tree below it."
 297   :group 'org-export-general
 298   :group 'org-archive
 299   :type '(choice
 300           (const :tag "not at all" nil)
 301           (const :tag "headline only" 'headline)
 302           (const :tag "entirely" t)))
 303
 304 (defcustom org-export-author-info t
 305   "Non-nil means, insert author name and email into the exported file.
 306
 307 This option can also be set with the +OPTIONS line,
 308 e.g. \"author-info:nil\"."
 309   :group 'org-export-general
 310   :type 'boolean)
 311
 312 (defcustom org-export-creator-info t
 313   "Non-nil means, the postamble should contain a creator sentence.
 314 This sentence is \"HTML generated by org-mode XX in emacs XXX\"."
 315   :group 'org-export-general
 316   :type 'boolean)
 317
 318 (defcustom org-export-time-stamp-file t
 319   "Non-nil means, insert a time stamp into the exported file.
 320 The time stamp shows when the file was created.
 321
 322 This option can also be set with the +OPTIONS line,
 323 e.g. \"timestamp:nil\"."
 324   :group 'org-export-general
 325   :type 'boolean)
 326
 327 (defcustom org-export-with-timestamps t
 328   "If nil, do not export time stamps and associated keywords."
 329   :group 'org-export-general
 330   :type 'boolean)
 331
 332 (defcustom org-export-remove-timestamps-from-toc t
 333   "If t, remove timestamps from the table of contents entries."
 334   :group 'org-export-general
 335   :type 'boolean)
 336
 337 (defcustom org-export-with-tags 'not-in-toc
 338   "If nil, do not export tags, just remove them from headlines.
 339 If this is the symbol `not-in-toc', tags will be removed from table of
 340 contents entries, but still be shown in the headlines of the document.
 341
 342 This option can also be set with the +OPTIONS line, e.g. \"tags:nil\"."
 343   :group 'org-export-general
 344   :type '(choice
 345           (const :tag "Off" nil)
 346           (const :tag "Not in TOC" not-in-toc)
 347           (const :tag "On" t)))
 348
 349 (defcustom org-export-with-drawers nil
 350   "Non-nil means, export with drawers like the property drawer.
 351 When t, all drawers are exported.  This may also be a list of
 352 drawer names to export."
 353   :group 'org-export-general
 354   :type '(choice
 355           (const :tag "All drawers" t)
 356           (const :tag "None" nil)
 357           (repeat :tag "Selected drawers"
 358                   (string :tag "Drawer name"))))
 359
 360 (defvar org-export-preprocess-hook nil
 361   "Hook for preprocessing an export buffer.
 362 Pretty much the first thing when exporting is running this hook.")
 363
 364 (defvar org-export-preprocess-after-include-files-hook nil
 365   "Hook for preprocessing an export buffer.
 366 This is run after the contents of included files have been inserted.")
 367
 368 (defvar org-export-preprocess-after-tree-selection-hook nil
 369   "Hook for preprocessing an export buffer.
 370 This is run after selection of trees to be exported has happened.
 371 This selection includes tags-based selection, as well as removal
 372 of commented and archived trees.")
 373
 374 (defvar org-export-preprocess-after-blockquote-hook nil
 375   "Hook for preprocessing an export buffer.
 376 This is run after blockquote/quote/verse/center have been marked
 377 with cookies.")
 378
 379 (defvar org-export-preprocess-before-backend-specifics-hook nil
 380   "Hook run before backend-specific functions are called during preprocessing.")
 381
 382 (defvar org-export-preprocess-final-hook nil
 383   "Hook for preprocessing an export buffer.
 384 This is run as the last thing in the preprocessing buffer, just before
 385 returning the buffer string to the backend.")
 386
 387 (defgroup org-export-translation nil
 388   "Options for translating special ascii sequences for the export backends."
 389   :tag "Org Export Translation"
 390   :group 'org-export)
 391
 392 (defcustom org-export-with-emphasize t
 393   "Non-nil means, interpret *word*, /word/, and _word_ as emphasized text.
 394 If the export target supports emphasizing text, the word will be
 395 typeset in bold, italic, or underlined, respectively.  Works only for
 396 single words, but you can say: I *really* *mean* *this*.
 397 Not all export backends support this.
 398
 399 This option can also be set with the +OPTIONS line, e.g. \"*:nil\"."
 400   :group 'org-export-translation
 401   :type 'boolean)
 402
 403 (defcustom org-export-with-footnotes t
 404   "If nil, export [1] as a footnote marker.
 405 Lines starting with [1] will be formatted as footnotes.
 406
 407 This option can also be set with the +OPTIONS line, e.g. \"f:nil\"."
 408   :group 'org-export-translation
 409   :type 'boolean)
 410
 411 (defcustom org-export-with-sub-superscripts t
 412   "Non-nil means, interpret \"_\" and \"^\" for export.
 413 When this option is turned on, you can use TeX-like syntax for sub- and
 414 superscripts.  Several characters after \"_\" or \"^\" will be
 415 considered as a single item - so grouping with {} is normally not
 416 needed.  For example, the following things will be parsed as single
 417 sub- or superscripts.
 418
 419  10^24   or   10^tau     several digits will be considered 1 item.
 420  10^-12  or   10^-tau    a leading sign with digits or a word
 421  x^2-y^3                 will be read as x^2 - y^3, because items are
 422                          terminated by almost any nonword/nondigit char.
 423  x_{i^2} or   x^(2-i)    braces or parenthesis do grouping.
 424
 425 Still, ambiguity is possible - so when in doubt use {} to enclose the
 426 sub/superscript.  If you set this variable to the symbol `{}',
 427 the braces are *required* in order to trigger interpretations as
 428 sub/superscript.  This can be helpful in documents that need \"_\"
 429 frequently in plain text.
 430
 431 Not all export backends support this, but HTML does.
 432
 433 This option can also be set with the +OPTIONS line, e.g. \"^:nil\"."
 434   :group 'org-export-translation
 435   :type '(choice
 436           (const :tag "Always interpret" t)
 437           (const :tag "Only with braces" {})
 438           (const :tag "Never interpret" nil)))
 439
 440 (defcustom org-export-with-TeX-macros t
 441   "Non-nil means, interpret simple TeX-like macros when exporting.
 442 For example, HTML export converts \\alpha to &alpha; and \\AA to &Aring;.
 443 Not only real TeX macros will work here, but the standard HTML entities
 444 for math can be used as macro names as well.  For a list of supported
 445 names in HTML export, see the constant `org-html-entities'.
 446 Not all export backends support this.
 447
 448 This option can also be set with the +OPTIONS line, e.g. \"TeX:nil\"."
 449   :group 'org-export-translation
 450   :group 'org-export-latex
 451   :type 'boolean)
 452
 453 (defcustom org-export-with-LaTeX-fragments nil
 454   "Non-nil means, convert LaTeX fragments to images when exporting to HTML.
 455 When set, the exporter will find LaTeX environments if the \\begin line is
 456 the first non-white thing on a line.  It will also find the math delimiters
 457 like $a=b$ and \\( a=b \\) for inline math,  $$a=b$$ and \\[ a=b \\] for
 458 display math.
 459
 460 This option can also be set with the +OPTIONS line, e.g. \"LaTeX:t\".
 461
 462 The default is nil, because this option needs the `dvipng' program which
 463 is not available on all systems."
 464   :group 'org-export-translation
 465   :group 'org-export-latex
 466   :type 'boolean)
 467
 468 (defcustom org-export-with-fixed-width t
 469   "Non-nil means, lines starting with \":\" will be in fixed width font.
 470 This can be used to have pre-formatted text, fragments of code etc.  For
 471 example:
 472   : ;; Some Lisp examples
 473   : (while (defc cnt)
 474   :   (ding))
 475 will be looking just like this in also HTML.  See also the QUOTE keyword.
 476 Not all export backends support this.
 477
 478 This option can also be set with the +OPTIONS line, e.g. \"::nil\"."
 479   :group 'org-export-translation
 480   :type 'boolean)
 481
 482 (defcustom org-match-sexp-depth 3
 483   "Number of stacked braces for sub/superscript matching.
 484 This has to be set before loading org.el to be effective."
 485   :group 'org-export-translation
 486   :type 'integer)
 487
 488 (defgroup org-export-tables nil
 489   "Options for exporting tables in Org-mode."
 490   :tag "Org Export Tables"
 491   :group 'org-export)
 492
 493 (defcustom org-export-with-tables t
 494   "If non-nil, lines starting with \"|\" define a table.
 495 For example:
 496
 497   | Name        | Address  | Birthday  |
 498   |-------------+----------+-----------|
 499   | Arthur Dent | England  | 29.2.2100 |
 500
 501 Not all export backends support this.
 502
 503 This option can also be set with the +OPTIONS line, e.g. \"|:nil\"."
 504   :group 'org-export-tables
 505   :type 'boolean)
 506
 507 (defcustom org-export-highlight-first-table-line t
 508   "Non-nil means, highlight the first table line.
 509 In HTML export, this means use <th> instead of <td>.
 510 In tables created with table.el, this applies to the first table line.
 511 In Org-mode tables, all lines before the first horizontal separator
 512 line will be formatted with <th> tags."
 513   :group 'org-export-tables
 514   :type 'boolean)
 515
 516 (defcustom org-export-table-remove-special-lines t
 517   "Remove special lines and marking characters in calculating tables.
 518 This removes the special marking character column from tables that are set
 519 up for spreadsheet calculations.  It also removes the entire lines
 520 marked with `!', `_', or `^'.  The lines with `$' are kept, because
 521 the values of constants may be useful to have."
 522   :group 'org-export-tables
 523   :type 'boolean)
 524
 525 (defcustom org-export-prefer-native-exporter-for-tables nil
 526   "Non-nil means, always export tables created with table.el natively.
 527 Natively means, use the HTML code generator in table.el.
 528 When nil, Org-mode's own HTML generator is used when possible (i.e. if
 529 the table does not use row- or column-spanning).  This has the
 530 advantage, that the automatic HTML conversions for math symbols and
 531 sub/superscripts can be applied.  Org-mode's HTML generator is also
 532 much faster."
 533   :group 'org-export-tables
 534   :type 'boolean)
 535
 536
 537 (defgroup org-export-xml nil
 538   "Options specific for XML export of Org-mode files."
 539   :tag "Org Export XML"
 540   :group 'org-export)
 541
 542 ;;;; Exporting
 543
 544 ;;; Variables, constants, and parameter plists
 545
 546 (defconst org-level-max 20)
 547
 548 (defvar org-current-export-file nil) ; dynamically scoped parameter
 549 (defvar org-current-export-dir nil) ; dynamically scoped parameter
 550 (defvar org-export-opt-plist nil
 551   "Contains the current option plist.")
 552 (defvar org-last-level nil) ; dynamically scoped variable
 553 (defvar org-min-level nil) ; dynamically scoped variable
 554 (defvar org-levels-open nil) ; dynamically scoped parameter
 555
 556 (defconst org-export-plist-vars
 557   '((:link-up                 nil         org-export-html-link-up)
 558     (:link-home               nil         org-export-html-link-home)
 559     (:language                nil         org-export-default-language)
 560     (:keywords                nil         org-export-page-keywords)
 561     (:description             nil         org-export-page-description)
 562     (:customtime              nil         org-display-custom-times)
 563     (:headline-levels         "H"         org-export-headline-levels)
 564     (:section-numbers         "num"       org-export-with-section-numbers)
 565     (:section-number-format   nil         org-export-section-number-format)
 566     (:table-of-contents       "toc"       org-export-with-toc)
 567     (:preserve-breaks         "\\n"       org-export-preserve-breaks)
 568     (:archived-trees          nil         org-export-with-archived-trees)
 569     (:emphasize               "*"         org-export-with-emphasize)
 570     (:sub-superscript         "^"         org-export-with-sub-superscripts)
 571     (:special-strings         "-"         org-export-with-special-strings)
 572     (:footnotes               "f"         org-export-with-footnotes)
 573     (:drawers                 "d"         org-export-with-drawers)
 574     (:tags                    "tags"      org-export-with-tags)
 575     (:todo-keywords           "todo"      org-export-with-todo-keywords)
 576     (:priority                "pri"       org-export-with-priority)
 577     (:TeX-macros              "TeX"       org-export-with-TeX-macros)
 578     (:LaTeX-fragments         "LaTeX"     org-export-with-LaTeX-fragments)
 579     (:latex-listings          nil         org-export-latex-listings)
 580     (:skip-before-1st-heading "skip"      org-export-skip-text-before-1st-heading)
 581     (:fixed-width             ":"         org-export-with-fixed-width)
 582     (:timestamps              "<"         org-export-with-timestamps)
 583     (:author-info             "author"    org-export-author-info)
 584     (:creator-info            "creator"   org-export-creator-info)
 585     (:time-stamp-file         "timestamp" org-export-time-stamp-file)
 586     (:tables                  "|"         org-export-with-tables)
 587     (:table-auto-headline     nil         org-export-highlight-first-table-line)
 588     (:style-include-default   nil         org-export-html-style-include-default)
 589     (:style-include-scripts   nil         org-export-html-style-include-scripts)
 590     (:style                   nil         org-export-html-style)
 591     (:style-extra             nil         org-export-html-style-extra)
 592     (:agenda-style            nil         org-agenda-export-html-style)
 593     (:convert-org-links       nil         org-export-html-link-org-files-as-html)
 594     (:inline-images           nil         org-export-html-inline-images)
 595     (:html-extension          nil         org-export-html-extension)
 596     (:xml-declaration         nil         org-export-html-xml-declaration)
 597     (:html-table-tag          nil         org-export-html-table-tag)
 598     (:expand-quoted-html      "@"         org-export-html-expand)
 599     (:timestamp               nil         org-export-html-with-timestamp)
 600     (:publishing-directory    nil         org-export-publishing-directory)
 601     (:preamble                nil         org-export-html-preamble)
 602     (:postamble               nil         org-export-html-postamble)
 603     (:auto-preamble           nil         org-export-html-auto-preamble)
 604     (:auto-postamble          nil         org-export-html-auto-postamble)
 605     (:author                  nil         user-full-name)
 606     (:email                   nil         user-mail-address)
 607     (:select-tags             nil         org-export-select-tags)
 608     (:exclude-tags            nil         org-export-exclude-tags)
 609
 610     (:latex-image-options     nil         org-export-latex-image-default-option))
 611   "List of properties that represent export/publishing variables.
 612 Each element is a list of 3 items:
 613 1. The property that is used internally, and also for org-publish-project-alist
 614 2. The string that can be used in the OPTION lines to set this option,
 615    or nil if this option cannot be changed in this way
 616 3. The customization variable that sets the default for this option."
 617 )
 618
 619 (defun org-default-export-plist ()
 620   "Return the property list with default settings for the export variables."
 621   (let* ((infile (org-infile-export-plist))
 622          (letbind (plist-get infile :let-bind))
 623          (l org-export-plist-vars) rtn e s v)
 624     (while (setq e (pop l))
 625       (setq s (nth 2 e)
 626             v (cond
 627                ((assq s letbind) (nth 1 (assq s letbind)))
 628                ((boundp s) (symbol-value s))
 629                (t nil))
 630             rtn (cons (car e) (cons v rtn))))
 631     rtn))
 632
 633 (defvar org-export-inbuffer-options-extra nil
 634   "List of additional in-buffer options that should be detected.
 635 Just before export, the buffer is scanned for options like #+TITLE, #+EMAIL,
 636 etc.  Extensions can add to this list to get their options detected, and they
 637 can then add a function to `org-export-options-filters' to process these
 638 options.
 639 Each element in this list must be a list, with the in-buffer keyword as car,
 640 and a property (a symbol) as the next element.  All occurrences of the
 641 keyword will be found, the values concatenated with a space character
 642 in between, and the result stored in the export options property list.")
 643
 644 (defvar org-export-options-filters nil
 645   "Functions to be called to finalize the export/publishing options.
 646 All these options are stored in a property list, and each of the functions
 647 in this hook gets a chance to modify this property list.  Each function
 648 must accept the property list as an argument, and must return the (possibly
 649 modified) list.")
 650
 651 ;; FIXME: should we fold case here?
 652 (defun org-infile-export-plist ()
 653   "Return the property list with file-local settings for export."
 654   (save-excursion
 655     (save-restriction
 656       (widen)
 657       (goto-char (point-min))
 658       (let ((re (org-make-options-regexp
 659                  (append
 660                   '("TITLE" "AUTHOR" "DATE" "EMAIL" "TEXT" "OPTIONS" "LANGUAGE"
 661                     "LINK_UP" "LINK_HOME" "SETUPFILE" "STYLE"
 662                     "LATEX_HEADER" "LATEX_CLASS"
 663                     "EXPORT_SELECT_TAGS" "EXPORT_EXCLUDE_TAGS"
 664                     "KEYWORDS" "DESCRIPTION" "MACRO" "BIND")
 665                   (mapcar 'car org-export-inbuffer-options-extra))))
 666             p key val text options a pr style
 667             latex-header latex-class macros letbind
 668             ext-setup-or-nil setup-contents (start 0))
 669         (while (or (and ext-setup-or-nil
 670                         (string-match re ext-setup-or-nil start)
 671                         (setq start (match-end 0)))
 672                    (and (setq ext-setup-or-nil nil start 0)
 673                         (re-search-forward re nil t)))
 674           (setq key (upcase (org-match-string-no-properties 1 ext-setup-or-nil))
 675                 val (org-match-string-no-properties 2 ext-setup-or-nil))
 676           (cond
 677            ((setq a (assoc key org-export-inbuffer-options-extra))
 678             (setq pr (nth 1 a))
 679             (setq p (plist-put p pr (concat (plist-get p pr) " " val))))
 680            ((string-equal key "TITLE") (setq p (plist-put p :title val)))
 681            ((string-equal key "AUTHOR")(setq p (plist-put p :author val)))
 682            ((string-equal key "EMAIL") (setq p (plist-put p :email val)))
 683            ((string-equal key "DATE") (setq p (plist-put p :date val)))
 684            ((string-equal key "KEYWORDS") (setq p (plist-put p :keywords val)))
 685            ((string-equal key "DESCRIPTION")
 686             (setq p (plist-put p :description val)))
 687            ((string-equal key "LANGUAGE") (setq p (plist-put p :language val)))
 688            ((string-equal key "STYLE")
 689             (setq style (concat style "\n" val)))
 690            ((string-equal key "LATEX_HEADER")
 691             (setq latex-header (concat latex-header "\n" val)))
 692            ((string-equal key "LATEX_CLASS")
 693             (setq latex-class val))
 694            ((string-equal key "TEXT")
 695             (setq text (if text (concat text "\n" val) val)))
 696            ((string-equal key "OPTIONS")
 697             (setq options (concat val " " options)))
 698            ((string-equal key "BIND")
 699             (push (read (concat "(" val ")")) letbind))
 700            ((string-equal key "LINK_UP")
 701             (setq p (plist-put p :link-up val)))
 702            ((string-equal key "LINK_HOME")
 703             (setq p (plist-put p :link-home val)))
 704            ((string-equal key "EXPORT_SELECT_TAGS")
 705             (setq p (plist-put p :select-tags (org-split-string val))))
 706            ((string-equal key "EXPORT_EXCLUDE_TAGS")
 707             (setq p (plist-put p :exclude-tags (org-split-string val))))
 708            ((string-equal key "MACRO")
 709             (push val macros))
 710            ((equal key "SETUPFILE")
 711             (setq setup-contents (org-file-contents
 712                                   (expand-file-name
 713                                    (org-remove-double-quotes
 714                                     (org-trim val)))
 715                                   'noerror))
 716             (if (not ext-setup-or-nil)
 717                 (setq ext-setup-or-nil setup-contents start 0)
 718               (setq ext-setup-or-nil
 719                     (concat (substring ext-setup-or-nil 0 start)
 720                             "\n" setup-contents "\n"
 721                             (substring ext-setup-or-nil start)))))))
 722         (setq p (plist-put p :text text))
 723         (when (and letbind (org-export-confirm-letbind))
 724           (setq p (plist-put p :let-bind letbind)))
 725         (when style (setq p (plist-put p :style-extra style)))
 726         (when latex-header
 727           (setq p (plist-put p :latex-header-extra (substring latex-header 1))))
 728         (when latex-class
 729           (setq p (plist-put p :latex-class latex-class)))
 730         (when options
 731           (setq p (org-export-add-options-to-plist p options)))
 732         ;; Add macro definitions
 733         (setq p (plist-put p :macro-date "(eval (format-time-string \"$1\"))"))
 734         (setq p (plist-put p :macro-time "(eval (format-time-string \"$1\"))"))
 735         (setq p (plist-put
 736                  p :macro-modification-time
 737                  (and (buffer-file-name)
 738                       (file-exists-p (buffer-file-name))
 739                       (concat
 740                        "(eval (format-time-string \"$1\" '"
 741                        (prin1-to-string (nth 5 (file-attributes
 742                                                 (buffer-file-name))))
 743                        "))"))))
 744         (setq p (plist-put p :macro-input-file (and (buffer-file-name)
 745                                                     (file-name-nondirectory
 746                                                      (buffer-file-name)))))
 747         (while (setq val (pop macros))
 748           (when (string-match "^\\([-a-zA-Z0-9_]+\\)[ \t]+\\(.*?[ \t]*$\\)" val)
 749             (setq p (plist-put
 750                      p (intern
 751                         (concat ":macro-" (downcase (match-string 1 val))))
 752                      (org-export-interpolate-newlines (match-string 2 val))))))
 753         p))))
 754
 755 (defun org-export-interpolate-newlines (s)
 756   (while (string-match "\\\\n" s)
 757     (setq s (replace-match "\n" t t s)))
 758   s)
 759
 760 (defvar org-export-allow-BIND-local nil)
 761 (defun org-export-confirm-letbind ()
 762   "Can we use #+BIND values during export?
 763 By default this will ask fro confirmation by the user, to divert possible
 764 security risks."
 765   (cond
 766    ((not org-export-allow-BIND) nil)
 767    ((eq org-export-allow-BIND t) t)
 768    ((local-variable-p 'org-export-allow-BIND-local (current-buffer))
 769     org-export-allow-BIND-local)
 770    (t (org-set-local 'org-export-allow-BIND-local
 771                      (yes-or-no-p "Allow BIND values in this buffer? ")))))
 772
 773 (defun org-install-letbind ()
 774   "Install the values from #+BIND lines as local variables."
 775   (let ((letbind (plist-get org-export-opt-plist :let-bind)))
 776     (while letbind
 777       (org-set-local (caar letbind) (nth 1 (pop letbind))))))
 778
 779 (defun org-export-add-options-to-plist (p options)
 780   "Parse an OPTIONS line and set values in the property list P."
 781   (let (o)
 782     (when options
 783       (let ((op org-export-plist-vars))
 784         (while (setq o (pop op))
 785           (if (and (nth 1 o)
 786                    (string-match (concat (regexp-quote (nth 1 o))
 787                                          ":\\([^ \t\n\r;,.]*\\)")
 788                                  options))
 789               (setq p (plist-put p (car o)
 790                                  (car (read-from-string
 791                                        (match-string 1 options))))))))))
 792   p)
 793
 794 (defun org-export-add-subtree-options (p pos)
 795   "Add options in subtree at position POS to property list P."
 796   (save-excursion
 797     (goto-char pos)
 798     (when (org-at-heading-p)
 799       (let (a)
 800         ;; This is actually read in `org-export-get-title-from-subtree'
 801         ;; (when (setq a (org-entry-get pos "EXPORT_TITLE"))
 802         ;;   (setq p (plist-put p :title a)))
 803         (when (setq a (org-entry-get pos "EXPORT_TEXT"))
 804           (setq p (plist-put p :text a)))
 805         (when (setq a (org-entry-get pos "EXPORT_AUTHOR"))
 806           (setq p (plist-put p :author a)))
 807         (when (setq a (org-entry-get pos "EXPORT_DATE"))
 808           (setq p (plist-put p :date a)))
 809         (when (setq a (org-entry-get pos "EXPORT_OPTIONS"))
 810           (setq p (org-export-add-options-to-plist p a)))))
 811     p))
 812
 813 (defun org-export-directory (type plist)
 814   (let* ((val (plist-get plist :publishing-directory))
 815          (dir (if (listp val)
 816                   (or (cdr (assoc type val)) ".")
 817                 val)))
 818     dir))
 819
 820 (defun org-export-process-option-filters (plist)
 821   (let ((functions org-export-options-filters) f)
 822     (while (setq f (pop functions))
 823       (setq plist (funcall f plist))))
 824   plist)
 825
 826 ;;;###autoload
 827 (defun org-export (&optional arg)
 828   "Export dispatcher for Org-mode.
 829 When `org-export-run-in-background' is non-nil, try to run the command
 830 in the background.  This will be done only for commands that write
 831 to a file.  For details see the docstring of `org-export-run-in-background'.
 832
 833 The prefix argument ARG will be passed to the exporter.  However, if
 834 ARG is a double universal prefix `C-u C-u', that means to inverse the
 835 value of `org-export-run-in-background'."
 836   (interactive "P")
 837   (let* ((bg (org-xor (equal arg '(16)) org-export-run-in-background))
 838          (help "[t]   insert the export option template
 839 \[v]   limit export to visible part of outline tree
 840
 841 \[a] export as ASCII   [A] to temporary buffer
 842
 843 \[h] export as HTML    [H] to temporary buffer   [R] export region
 844 \[b] export as HTML and open in browser
 845
 846 \[l] export as LaTeX   [L] to temporary buffer
 847 \[p] export as LaTeX and process to PDF
 848 \[d] export as LaTeX, process to PDF, and open the resulting PDF document
 849
 850 \[D] export as DocBook
 851 \[V] export as DocBook, process to PDF, and open the resulting PDF document
 852
 853 \[m] export as Freemind mind map
 854
 855 \[x] export as XOXO
 856 \[g] export using Wes Hardaker's generic exporter
 857
 858 \[i] export current file as iCalendar file
 859 \[I] export all agenda files as iCalendar files
 860 \[c] export agenda files into combined iCalendar file
 861
 862 \[F] publish current file          [P] publish current project
 863 \[X] publish a project...          [E] publish every projects")
 864          (cmds
 865           '((?t org-insert-export-options-template nil)
 866             (?v org-export-visible nil)
 867             (?a org-export-as-ascii t)
 868             (?A org-export-as-ascii-to-buffer t)
 869             (?h org-export-as-html t)
 870             (?b org-export-as-html-and-open t)
 871             (?H org-export-as-html-to-buffer nil)
 872             (?R org-export-region-as-html nil)
 873             (?x org-export-as-xoxo t)
 874             (?g org-export-generic t)
 875             (?D org-export-as-docbook t)
 876             (?V org-export-as-docbook-pdf-and-open t)
 877             (?m org-export-as-freemind t)
 878             (?l org-export-as-latex t)
 879             (?p org-export-as-pdf t)
 880             (?d org-export-as-pdf-and-open t)
 881             (?L org-export-as-latex-to-buffer nil)
 882             (?i org-export-icalendar-this-file t)
 883             (?I org-export-icalendar-all-agenda-files t)
 884             (?c org-export-icalendar-combine-agenda-files t)
 885             (?F org-publish-current-file t)
 886             (?P org-publish-current-project t)
 887             (?X org-publish t)
 888             (?E org-publish-all t)))
 889          r1 r2 ass)
 890     (save-excursion
 891       (save-window-excursion
 892         (delete-other-windows)
 893         (with-output-to-temp-buffer "*Org Export/Publishing Help*"
 894           (princ help))
 895         (org-fit-window-to-buffer (get-buffer-window
 896                                    "*Org Export/Publishing Help*"))
 897         (message "Select command: ")
 898         (setq r1 (read-char-exclusive))))
 899     (setq r2 (if (< r1 27) (+ r1 96) r1))
 900     (unless (setq ass (assq r2 cmds))
 901       (error "No command associated with key %c" r1))
 902     (if (and bg (nth 2 ass)
 903              (not (buffer-base-buffer))
 904              (not (org-region-active-p)))
 905         ;; execute in background
 906         (let ((p (start-process
 907                   (concat "Exporting " (file-name-nondirectory (buffer-file-name)))
 908                   "*Org Processes*"
 909                   (expand-file-name invocation-name invocation-directory)
 910                   "-batch"
 911                   "-l" user-init-file
 912                   "--eval" "(require 'org-exp)"
 913                   "--eval" "(setq org-wait .2)"
 914                   (buffer-file-name)
 915                   "-f" (symbol-name (nth 1 ass)))))
 916           (set-process-sentinel p 'org-export-process-sentinel)
 917           (message "Background process \"%s\": started" p))
 918       ;; background processing not requested, or not possible
 919       (call-interactively (nth 1 ass)))))
 920
 921 (defun org-export-process-sentinel (process status)
 922   (if (string-match "\n+\\'" status)
 923       (setq status (substring status 0 -1)))
 924   (message "Background process \"%s\": %s" process status))
 925
 926 (defconst org-html-entities
 927   '(("nbsp")
 928     ("iexcl")
 929     ("cent")
 930     ("pound")
 931     ("curren")
 932     ("yen")
 933     ("brvbar")
 934     ("vert" . "&#124;")
 935     ("sect")
 936     ("uml")
 937     ("copy")
 938     ("ordf")
 939     ("laquo")
 940     ("not")
 941     ("shy")
 942     ("reg")
 943     ("macr")
 944     ("deg")
 945     ("pm" . "&plusmn;")
 946     ("plusmn")
 947     ("sup2")
 948     ("sup3")
 949     ("acute")
 950     ("micro")
 951     ("para")
 952     ("middot")
 953     ("odot"."o")
 954     ("star"."*")
 955     ("cedil")
 956     ("sup1")
 957     ("ordm")
 958     ("raquo")
 959     ("frac14")
 960     ("frac12")
 961     ("frac34")
 962     ("iquest")
 963     ("Agrave")
 964     ("Aacute")
 965     ("Acirc")
 966     ("Atilde")
 967     ("Auml")
 968     ("Aring") ("AA"."&Aring;")
 969     ("AElig")
 970     ("Ccedil")
 971     ("Egrave")
 972     ("Eacute")
 973     ("Ecirc")
 974     ("Euml")
 975     ("Igrave")
 976     ("Iacute")
 977     ("Icirc")
 978     ("Iuml")
 979     ("ETH")
 980     ("Ntilde")
 981     ("Ograve")
 982     ("Oacute")
 983     ("Ocirc")
 984     ("Otilde")
 985     ("Ouml")
 986     ("times")
 987     ("Oslash")
 988     ("Ugrave")
 989     ("Uacute")
 990     ("Ucirc")
 991     ("Uuml")
 992     ("Yacute")
 993     ("THORN")
 994     ("szlig")
 995     ("agrave")
 996     ("aacute")
 997     ("acirc")
 998     ("atilde")
 999     ("auml")
1000     ("aring")
1001     ("aelig")
1002     ("ccedil")
1003     ("egrave")
1004     ("eacute")
1005     ("ecirc")
1006     ("euml")
1007     ("igrave")
1008     ("iacute")
1009     ("icirc")
1010     ("iuml")
1011     ("eth")
1012     ("ntilde")
1013     ("ograve")
1014     ("oacute")
1015     ("ocirc")
1016     ("otilde")
1017     ("ouml")
1018     ("divide")
1019     ("oslash")
1020     ("ugrave")
1021     ("uacute")
1022     ("ucirc")
1023     ("uuml")
1024     ("yacute")
1025     ("thorn")
1026     ("yuml")
1027     ("fnof")
1028     ("Alpha")
1029     ("Beta")
1030     ("Gamma")
1031     ("Delta")
1032     ("Epsilon")
1033     ("Zeta")
1034     ("Eta")
1035     ("Theta")
1036     ("Iota")
1037     ("Kappa")
1038     ("Lambda")
1039     ("Mu")
1040     ("Nu")
1041     ("Xi")
1042     ("Omicron")
1043     ("Pi")
1044     ("Rho")
1045     ("Sigma")
1046     ("Tau")
1047     ("Upsilon")
1048     ("Phi")
1049     ("Chi")
1050     ("Psi")
1051     ("Omega")
1052     ("alpha")
1053     ("beta")
1054     ("gamma")
1055     ("delta")
1056     ("epsilon")
1057     ("varepsilon"."&epsilon;")
1058     ("zeta")
1059     ("eta")
1060     ("theta")
1061     ("iota")
1062     ("kappa")
1063     ("lambda")
1064     ("mu")
1065     ("nu")
1066     ("xi")
1067     ("omicron")
1068     ("pi")
1069     ("rho")
1070     ("sigmaf") ("varsigma"."&sigmaf;")
1071     ("sigma")
1072     ("tau")
1073     ("upsilon")
1074     ("phi")
1075     ("chi")
1076     ("psi")
1077     ("omega")
1078     ("thetasym") ("vartheta"."&thetasym;")
1079     ("upsih")
1080     ("piv")
1081     ("bull") ("bullet"."&bull;")
1082     ("hellip") ("dots"."&hellip;")
1083     ("prime")
1084     ("Prime")
1085     ("oline")
1086     ("frasl")
1087     ("weierp")
1088     ("image")
1089     ("real")
1090     ("trade")
1091     ("alefsym")
1092     ("larr") ("leftarrow"."&larr;") ("gets"."&larr;")
1093     ("uarr") ("uparrow"."&uarr;")
1094     ("rarr") ("to"."&rarr;") ("rightarrow"."&rarr;")
1095     ("darr")("downarrow"."&darr;")
1096     ("harr") ("leftrightarrow"."&harr;")
1097     ("crarr") ("hookleftarrow"."&crarr;") ; has round hook, not quite CR
1098     ("lArr") ("Leftarrow"."&lArr;")
1099     ("uArr") ("Uparrow"."&uArr;")
1100     ("rArr") ("Rightarrow"."&rArr;")
1101     ("dArr") ("Downarrow"."&dArr;")
1102     ("hArr") ("Leftrightarrow"."&hArr;")
1103     ("forall")
1104     ("part") ("partial"."&part;")
1105     ("exist") ("exists"."&exist;")
1106     ("empty") ("emptyset"."&empty;")
1107     ("nabla")
1108     ("isin") ("in"."&isin;")
1109     ("notin")
1110     ("ni")
1111     ("prod")
1112     ("sum")
1113     ("minus")
1114     ("lowast") ("ast"."&lowast;")
1115     ("radic")
1116     ("prop") ("proptp"."&prop;")
1117     ("infin") ("infty"."&infin;")
1118     ("ang") ("angle"."&ang;")
1119     ("and") ("wedge"."&and;")
1120     ("or") ("vee"."&or;")
1121     ("cap")
1122     ("cup")
1123     ("int")
1124     ("there4")
1125     ("sim")
1126     ("cong") ("simeq"."&cong;")
1127     ("asymp")("approx"."&asymp;")
1128     ("ne") ("neq"."&ne;")
1129     ("equiv")
1130     ("le")
1131     ("ge")
1132     ("sub") ("subset"."&sub;")
1133     ("sup") ("supset"."&sup;")
1134     ("nsub")
1135     ("sube")
1136     ("supe")
1137     ("oplus")
1138     ("otimes")
1139     ("perp")
1140     ("sdot") ("cdot"."&sdot;")
1141     ("lceil")
1142     ("rceil")
1143     ("lfloor")
1144     ("rfloor")
1145     ("lang")
1146     ("rang")
1147     ("loz") ("Diamond"."&loz;")
1148     ("spades") ("spadesuit"."&spades;")
1149     ("clubs") ("clubsuit"."&clubs;")
1150     ("hearts") ("diamondsuit"."&hearts;")
1151     ("diams") ("diamondsuit"."&diams;")
1152     ("smile"."&#9786;") ("blacksmile"."&#9787;") ("sad"."&#9785;")
1153     ("quot")
1154     ("amp")
1155     ("lt")
1156     ("gt")
1157     ("OElig")
1158     ("oelig")
1159     ("Scaron")
1160     ("scaron")
1161     ("Yuml")
1162     ("circ")
1163     ("tilde")
1164     ("ensp")
1165     ("emsp")
1166     ("thinsp")
1167     ("zwnj")
1168     ("zwj")
1169     ("lrm")
1170     ("rlm")
1171     ("ndash")
1172     ("mdash")
1173     ("lsquo")
1174     ("rsquo")
1175     ("sbquo")
1176     ("ldquo")
1177     ("rdquo")
1178     ("bdquo")
1179     ("dagger")
1180     ("Dagger")
1181     ("permil")
1182     ("lsaquo")
1183     ("rsaquo")
1184     ("euro")
1185
1186     ("arccos"."arccos")
1187     ("arcsin"."arcsin")
1188     ("arctan"."arctan")
1189     ("arg"."arg")
1190     ("cos"."cos")
1191     ("cosh"."cosh")
1192     ("cot"."cot")
1193     ("coth"."coth")
1194     ("csc"."csc")
1195     ("deg"."deg")
1196     ("det"."det")
1197     ("dim"."dim")
1198     ("exp"."exp")
1199     ("gcd"."gcd")
1200     ("hom"."hom")
1201     ("inf"."inf")
1202     ("ker"."ker")
1203     ("lg"."lg")
1204     ("lim"."lim")
1205     ("liminf"."liminf")
1206     ("limsup"."limsup")
1207     ("ln"."ln")
1208     ("log"."log")
1209     ("max"."max")
1210     ("min"."min")
1211     ("Pr"."Pr")
1212     ("sec"."sec")
1213     ("sin"."sin")
1214     ("sinh"."sinh")
1215     ("sup"."sup")
1216     ("tan"."tan")
1217     ("tanh"."tanh")
1218     )
1219   "Entities for TeX->HTML translation.
1220 Entries can be like (\"ent\"), in which case \"\\ent\" will be translated to
1221 \"&ent;\".  An entry can also be a dotted pair like (\"ent\".\"&other;\").
1222 In that case, \"\\ent\" will be translated to \"&other;\".
1223 The list contains HTML entities for Latin-1, Greek and other symbols.
1224 It is supplemented by a number of commonly used TeX macros with appropriate
1225 translations.  There is currently no way for users to extend this.")
1226
1227 ;;; General functions for all backends
1228
1229 (defvar org-export-target-aliases nil
1230   "Alist of targets with invisible aliases.")
1231 (defvar org-export-preferred-target-alist nil
1232   "Alist of section id's with preferred aliases.")
1233 (defvar org-export-code-refs nil
1234   "Alist of code references and line numbers")
1235
1236 (defun org-export-preprocess-string (string &rest parameters)
1237   "Cleanup STRING so that that the true exported has a more consistent source.
1238 This function takes STRING, which should be a buffer-string of an org-file
1239 to export.  It then creates a temporary buffer where it does its job.
1240 The result is then again returned as a string, and the exporter works
1241 on this string to produce the exported version."
1242   (interactive)
1243   (let* ((htmlp (plist-get parameters :for-html))
1244          (asciip (plist-get parameters :for-ascii))
1245          (latexp (plist-get parameters :for-LaTeX))
1246          (docbookp (plist-get parameters :for-docbook))
1247          (backend (cond (htmlp 'html)
1248                         (latexp 'latex)
1249                         (asciip 'ascii)
1250                         (docbookp 'docbook)))
1251          (archived-trees (plist-get parameters :archived-trees))
1252          (inhibit-read-only t)
1253          (drawers org-drawers)
1254          (outline-regexp "\\*+ ")
1255          target-alist rtn)
1256
1257     (setq org-export-target-aliases nil)
1258     (setq org-export-preferred-target-alist nil)
1259     (setq org-export-code-refs nil)
1260
1261     (with-current-buffer (get-buffer-create " org-mode-tmp")
1262       (erase-buffer)
1263       (insert string)
1264       (setq case-fold-search t)
1265
1266       ;; Remove license-to-kill stuff
1267       ;; The caller marks some stuff for killing, stuff that has been
1268       ;; used to create the page title, for example.
1269       (org-export-kill-licensed-text)
1270
1271       (let ((org-inhibit-startup t)) (org-mode))
1272       (setq case-fold-search t)
1273       (org-install-letbind)
1274
1275       ;; Call the hook
1276       (run-hooks 'org-export-preprocess-hook)
1277
1278       ;; Process the macros
1279       (org-export-preprocess-apply-macros)
1280       (run-hooks 'org-export-preprocess-after-macros-hook)
1281
1282       (untabify (point-min) (point-max))
1283
1284       ;; Handle include files, and call a hook
1285       (org-export-handle-include-files)
1286       (run-hooks 'org-export-preprocess-after-include-files-hook)
1287
1288       ;; Get rid of archived trees
1289       (org-export-remove-archived-trees archived-trees)
1290
1291       ;; Remove comment environment and comment subtrees
1292       (org-export-remove-comment-blocks-and-subtrees)
1293
1294       ;; Get rid of excluded trees, and call a hook
1295       (org-export-handle-export-tags (plist-get parameters :select-tags)
1296                                      (plist-get parameters :exclude-tags))
1297       (run-hooks 'org-export-preprocess-after-tree-selection-hook)
1298
1299       ;; Handle source code snippets
1300       (org-export-replace-src-segments-and-examples backend)
1301
1302       ;; Protect short examples marked by a leading colon
1303       (org-export-protect-colon-examples)
1304
1305       ;; Normalize footnotes
1306       (when (plist-get parameters :footnotes)
1307         (org-footnote-normalize nil t))
1308
1309       ;; Find all headings and compute the targets for them
1310       (setq target-alist (org-export-define-heading-targets target-alist))
1311
1312       ;; Get rid of drawers
1313       (org-export-remove-or-extract-drawers
1314        drawers (plist-get parameters :drawers) backend)
1315
1316       ;; Get the correct stuff before the first headline
1317       (when (plist-get parameters :skip-before-1st-heading)
1318         (goto-char (point-min))
1319         (when (re-search-forward "^\\(#.*\n\\)?\\*+[ \t]" nil t)
1320           (delete-region (point-min) (match-beginning 0))
1321           (goto-char (point-min))
1322           (insert "\n")))
1323       (when (plist-get parameters :add-text)
1324         (goto-char (point-min))
1325         (insert (plist-get parameters :add-text) "\n"))
1326
1327       ;; Remove todo-keywords before exporting, if the user has requested so
1328       (org-export-remove-headline-metadata parameters)
1329
1330       ;; Find targets in comments and move them out of comments,
1331       ;; but mark them as targets that should be invisible
1332       (setq target-alist (org-export-handle-invisible-targets target-alist))
1333
1334       ;; Select and protect backend specific stuff, throw away stuff
1335       ;; that is specific for other backends
1336       (org-export-select-backend-specific-text backend)
1337
1338       ;; Protect quoted subtrees
1339       (org-export-protect-quoted-subtrees)
1340
1341       ;; Remove clock lines
1342       (org-export-remove-clock-lines)
1343
1344       ;; Protect verbatim elements
1345       (org-export-protect-verbatim)
1346
1347       ;; Blockquotes, verse, and center
1348       (org-export-mark-blockquote-verse-center)
1349       (run-hooks 'org-export-preprocess-after-blockquote-hook)
1350
1351       ;; Remove timestamps, if the user has requested so
1352       (unless (plist-get parameters :timestamps)
1353         (org-export-remove-timestamps))
1354
1355       ;; Attach captions to the correct object
1356       (setq target-alist (org-export-attach-captions-and-attributes
1357                           backend target-alist))
1358
1359       ;; Find matches for radio targets and turn them into internal links
1360       (org-export-mark-radio-links)
1361
1362       ;; Find all links that contain a newline and put them into a single line
1363       (org-export-concatenate-multiline-links)
1364
1365       ;; Normalize links: Convert angle and plain links into bracket links
1366       ;; and expand link abbreviations
1367       (org-export-normalize-links)
1368
1369       ;; Find all internal links.  If they have a fuzzy match (i.e. not
1370       ;; a *dedicated* target match, let the link  point to the
1371       ;; corresponding section.
1372       (org-export-target-internal-links target-alist)
1373
1374       ;; Find multiline emphasis and put them into single line
1375       (when (plist-get parameters :emph-multiline)
1376         (org-export-concatenate-multiline-emphasis))
1377
1378       ;; Remove special table lines
1379       (when org-export-table-remove-special-lines
1380         (org-export-remove-special-table-lines))
1381
1382       ;; Another hook
1383       (run-hooks 'org-export-preprocess-before-backend-specifics-hook)
1384
1385       ;; LaTeX-specific preprocessing
1386       (when latexp
1387         (require 'org-latex nil)
1388         (org-export-latex-preprocess parameters))
1389
1390       ;; ASCII-specific preprocessing
1391       (when asciip
1392         (org-export-ascii-preprocess parameters))
1393
1394       ;; HTML-specific preprocessing
1395       (when htmlp
1396         (org-export-html-preprocess parameters))
1397
1398       ;; DocBook-specific preprocessing
1399       (when docbookp
1400         (require 'org-docbook nil)
1401         (org-export-docbook-preprocess parameters))
1402
1403       ;; Remove or replace comments
1404       (org-export-handle-comments (plist-get parameters :comments))
1405
1406       ;; Run the final hook
1407       (run-hooks 'org-export-preprocess-final-hook)
1408
1409       (setq rtn (buffer-string)))
1410     (kill-buffer " org-mode-tmp")
1411     rtn))
1412
1413 (defun org-export-kill-licensed-text ()
1414   "Remove all text that is marked with a :org-license-to-kill property."
1415   (let (p)
1416     (while (setq p (text-property-any (point-min) (point-max)
1417                                       :org-license-to-kill t))
1418       (delete-region
1419        p (or (next-single-property-change p :org-license-to-kill)
1420              (point-max))))))
1421
1422 (defun org-export-define-heading-targets (target-alist)
1423   "Find all headings and define the targets for them.
1424 The new targets are added to TARGET-ALIST, which is also returned."
1425   (goto-char (point-min))
1426   (org-init-section-numbers)
1427   (let ((re (concat "^" org-outline-regexp
1428                     "\\| [ \t]*:\\(ID\\|CUSTOM_ID\\):[ \t]*\\([^ \t\r\n]+\\)"))
1429         level target last-section-target a id)
1430     (while (re-search-forward re nil t)
1431       (if (match-end 2)
1432           (progn
1433             (setq id (org-match-string-no-properties 2))
1434             (push (cons id target) target-alist)
1435             (setq a (or (assoc last-section-target org-export-target-aliases)
1436                         (progn
1437                           (push (list last-section-target)
1438                                 org-export-target-aliases)
1439                           (car org-export-target-aliases))))
1440             (push (caar target-alist) (cdr a))
1441             (when (equal (match-string 1) "CUSTOM_ID")
1442               (if (not (assoc last-section-target
1443                               org-export-preferred-target-alist))
1444                   (push (cons last-section-target id)
1445                         org-export-preferred-target-alist))))
1446         (setq level (org-reduced-level
1447                      (save-excursion (goto-char (point-at-bol))
1448                                      (org-outline-level))))
1449         (setq target (org-solidify-link-text
1450                       (format "sec-%s" (org-section-number level))))
1451         (setq last-section-target target)
1452         (push (cons target target) target-alist)
1453         (add-text-properties
1454          (point-at-bol) (point-at-eol)
1455          (list 'target target)))))
1456   target-alist)
1457
1458 (defun org-export-handle-invisible-targets (target-alist)
1459   "Find targets in comments and move them out of comments.
1460 Mark them as invisible targets."
1461   (let (target tmp a)
1462     (goto-char (point-min))
1463     (while (re-search-forward "^#.*?\\(<<<?\\([^>\r\n]+\\)>>>?\\).*" nil t)
1464       ;; Check if the line before or after is a headline with a target
1465       (if (setq target (or (get-text-property (point-at-bol 0) 'target)
1466                            (get-text-property (point-at-bol 2) 'target)))
1467           (progn
1468             ;; use the existing target in a neighboring line
1469             (setq tmp (match-string 2))
1470             (replace-match "")
1471             (and (looking-at "\n") (delete-char 1))
1472             (push (cons (setq tmp (org-solidify-link-text tmp)) target)
1473                   target-alist)
1474             (setq a (or (assoc target org-export-target-aliases)
1475                         (progn
1476                           (push (list target) org-export-target-aliases)
1477                           (car org-export-target-aliases))))
1478             (push tmp (cdr a)))
1479         ;; Make an invisible target
1480         (replace-match "\\1(INVISIBLE)"))))
1481   target-alist)
1482
1483 (defun org-export-target-internal-links (target-alist)
1484   "Find all internal links and assign targets to them.
1485 If a link has a fuzzy match (i.e. not a *dedicated* target match),
1486 let the link  point to the corresponding section.
1487 This function also handles the id links, if they have a match in
1488 the current file."
1489   (goto-char (point-min))
1490   (while (re-search-forward org-bracket-link-regexp nil t)
1491     (org-if-unprotected
1492      (let* ((md (match-data))
1493             (desc (match-end 2))
1494             (link (org-link-unescape (match-string 1)))
1495             (slink (org-solidify-link-text link))
1496             found props pos cref
1497             (target
1498              (cond
1499               ((= (string-to-char link) ?#)
1500                ;; user wants exactly this link
1501                link)
1502               ((cdr (assoc slink target-alist))
1503                (or (cdr (assoc (assoc slink target-alist)
1504                                org-export-preferred-target-alist))
1505                    (cdr (assoc slink target-alist))))
1506               ((and (string-match "^id:" link)
1507                     (cdr (assoc (substring link 3) target-alist))))
1508               ((string-match "^(\\(.*\\))$" link)
1509                (setq cref (match-string 1 link))
1510                (concat "coderef:" cref))
1511               ((string-match org-link-types-re link) nil)
1512               ((or (file-name-absolute-p link)
1513                    (string-match "^\\." link))
1514                nil)
1515               (t
1516                (save-excursion
1517                  (setq found (condition-case nil (org-link-search link)
1518                                (error nil)))
1519                  (when (and found
1520                             (or (org-on-heading-p)
1521                                 (not (eq found 'dedicated))))
1522                    (or (get-text-property (point) 'target)
1523                        (get-text-property
1524                         (max (point-min)
1525                              (1- (or (previous-single-property-change
1526                                       (point) 'target) 0)))
1527                         'target))))))))
1528        (when target
1529          (set-match-data md)
1530          (goto-char (match-beginning 1))
1531          (setq props (text-properties-at (point)))
1532          (delete-region (match-beginning 1) (match-end 1))
1533          (setq pos (point))
1534          (insert target)
1535          (unless desc (insert "][" link))
1536          (add-text-properties pos (point) props))))))
1537
1538 (defvar org-export-format-drawer-function nil
1539   "Function to be called to format the contents of a drawer.
1540 The function must accept three parameters:
1541   BACKEND  one of the symbols html, docbook, latex, ascii, xoxo
1542   NAME     the drawer name, like \"PROPERTIES\"
1543   CONTENT  the content of the drawer.
1544 The function should return the text to be inserted into the buffer.
1545 If this is nil, `org-export-format-drawer' is used as a default.")
1546
1547 (defun org-export-remove-or-extract-drawers (all-drawers exp-drawers backend)
1548   "Remove drawers, or extract and format the content.
1549 ALL-DRAWERS is a list of all drawer names valid in the current buffer.
1550 EXP-DRAWERS can be t to keep all drawer contents, or a list of drawers
1551 whose content to keep.  Any drawers that are in ALL-DRAWERS but not in
1552 EXP-DRAWERS will be removed.
1553 BACKEND is the current export backend."
1554   (goto-char (point-min))
1555   (let ((re (concat "^[ \t]*:\\("
1556                     (mapconcat 'identity all-drawers "\\|")
1557                     "\\):[ \t]*$"))
1558         name beg beg-content eol content)
1559     (while (re-search-forward re nil t)
1560       (org-if-unprotected
1561        (setq name (match-string 1))
1562        (setq beg (match-beginning 0)
1563              beg-content (1+ (point-at-eol))
1564              eol (point-at-eol))
1565        (if (not (and (re-search-forward
1566                       "^\\([ \t]*:END:[ \t]*\n?\\)\\|^\\*+[ \t]" nil t)
1567                      (match-end 1)))
1568            (goto-char eol)
1569          (goto-char (match-beginning 0))
1570          (and (looking-at ".*\n?") (replace-match ""))
1571          (setq content (buffer-substring beg-content (point)))
1572          (delete-region beg (point))
1573          (when (or (eq exp-drawers t)
1574                    (member name exp-drawers))
1575            (setq content (funcall (or org-export-format-drawer-function
1576                                       'org-export-format-drawer)
1577                                   name content backend))
1578            (insert content)))))))
1579
1580 (defun org-export-format-drawer (name content backend)
1581   "Format the content of a drawer as a colon example."
1582   (if (string-match "[ \t]+\\'" content)
1583       (setq content (substring content (match-beginning 0))))
1584   (while (string-match "\\`[ \t]*\n" content)
1585     (setq content (substring content (match-end 0))))
1586   (setq content (org-remove-indentation content))
1587   (setq content (concat ": " (mapconcat 'identity
1588                                         (org-split-string content "\n")
1589                                         "\n: ")
1590                         "\n"))
1591   (setq content (concat " : " (upcase name) "\n" content))
1592   (org-add-props content nil 'org-protected t))
1593
1594 (defun org-export-handle-export-tags (select-tags exclude-tags)
1595   "Modify the buffer, honoring SELECT-TAGS and EXCLUDE-TAGS.
1596 Both arguments are lists of tags.
1597 If any of SELECT-TAGS is found, all trees not marked by a SELECT-TAG
1598 will be removed.
1599 After that, all subtrees that are marked by EXCLUDE-TAGS will be
1600 removed as well."
1601   (remove-text-properties (point-min) (point-max) '(:org-delete t))
1602   (let* ((re-sel (concat ":\\(" (mapconcat 'regexp-quote
1603                                            select-tags "\\|")
1604                          "\\):"))
1605          (re-excl (concat ":\\(" (mapconcat 'regexp-quote
1606                                            exclude-tags "\\|")
1607                         "\\):"))
1608          beg end cont)
1609     (goto-char (point-min))
1610     (when (and select-tags
1611                (re-search-forward
1612                 (concat "^\\*+[ \t].*" re-sel "[^ \t\n]*[ \t]*$") nil t))
1613       ;; At least one tree is marked for export, this means
1614       ;; all the unmarked stuff needs to go.
1615       ;; Dig out the trees that should be exported
1616       (goto-char (point-min))
1617       (outline-next-heading)
1618       (setq beg (point))
1619       (put-text-property beg (point-max) :org-delete t)
1620       (while (re-search-forward re-sel nil t)
1621         (when (org-on-heading-p)
1622           (org-back-to-heading)
1623           (remove-text-properties
1624            (max (1- (point)) (point-min))
1625            (setq cont (save-excursion (org-end-of-subtree t t)))
1626            '(:org-delete t))
1627           (while (and (org-up-heading-safe)
1628                       (get-text-property (point) :org-delete))
1629             (remove-text-properties (max (1- (point)) (point-min))
1630                                     (point-at-eol) '(:org-delete t)))
1631           (goto-char cont))))
1632     ;; Remove the trees explicitly marked for noexport
1633     (when exclude-tags
1634       (goto-char (point-min))
1635       (while (re-search-forward re-excl nil t)
1636         (when (org-at-heading-p)
1637           (org-back-to-heading t)
1638           (setq beg (point))
1639           (org-end-of-subtree t t)
1640           (delete-region beg (point))
1641           (when (featurep 'org-inlinetask)
1642             (org-inlinetask-remove-END-maybe)))))
1643     ;; Remove everything that is now still marked for deletion
1644     (goto-char (point-min))
1645     (while (setq beg (text-property-any (point-min) (point-max) :org-delete t))
1646       (setq end (or (next-single-property-change beg :org-delete)
1647                     (point-max)))
1648       (delete-region beg end))))
1649
1650 (defun org-export-remove-archived-trees (export-archived-trees)
1651   "Remove archived trees.
1652 When EXPORT-ARCHIVED-TREES is `headline;, only the headline will be exported.
1653 When it is t, the entire archived tree will be exported.
1654 When it is nil the entire tree including the headline will be removed
1655 from the buffer."
1656   (let ((re-archive (concat ":" org-archive-tag ":"))
1657         a b)
1658     (when (not (eq export-archived-trees t))
1659       (goto-char (point-min))
1660       (while (re-search-forward re-archive nil t)
1661         (if (not (org-on-heading-p t))
1662             (org-end-of-subtree t)
1663           (beginning-of-line 1)
1664           (setq a (if export-archived-trees
1665                       (1+ (point-at-eol)) (point))
1666                 b (org-end-of-subtree t))
1667           (if (> b a) (delete-region a b)))))))
1668
1669 (defun org-export-remove-headline-metadata (opts)
1670   "Remove meta data from the headline, according to user options."
1671   (let ((re org-complex-heading-regexp)
1672         (todo (plist-get opts :todo-keywords))
1673         (tags (plist-get opts :tags))
1674         (pri  (plist-get opts :priority))
1675         (elts '(1 2 3 4 5))
1676         rpl)
1677     (setq elts (delq nil (list 1 (if todo 2) (if pri 3) 4 (if tags 5))))
1678     (when (or (not todo) (not tags) (not pri))
1679       (goto-char (point-min))
1680       (while (re-search-forward re nil t)
1681         (org-if-unprotected
1682          (setq rpl (mapconcat (lambda (i) (if (match-end i) (match-string i) ""))
1683                               elts " "))
1684          (replace-match rpl t t))))))
1685
1686 (defun org-export-remove-timestamps ()
1687   "Remove timestamps and keywords for export."
1688   (goto-char (point-min))
1689   (while (re-search-forward org-maybe-keyword-time-regexp nil t)
1690     (backward-char 1)
1691     (org-if-unprotected
1692      (unless (save-match-data (org-at-table-p))
1693        (replace-match "")
1694        (beginning-of-line 1)
1695        (if (looking-at "[- \t]*\\(=>[- \t0-9:]*\\)?[ \t]*\n")
1696            (replace-match ""))))))
1697
1698 (defun org-export-remove-clock-lines ()
1699   "Remove clock lines for export."
1700   (goto-char (point-min))
1701   (let ((re (concat "^[ \t]*" org-clock-string ".*\n?")))
1702     (while (re-search-forward re nil t)
1703       (org-if-unprotected
1704        (replace-match "")))))
1705
1706 (defun org-export-protect-quoted-subtrees ()
1707   "Mark quoted subtrees with the protection property."
1708   (let ((re-quote (concat "^\\*+[ \t]+" org-quote-string "\\>")))
1709     (goto-char (point-min))
1710     (while (re-search-forward re-quote nil t)
1711       (goto-char (match-beginning 0))
1712       (end-of-line 1)
1713       (add-text-properties (point) (org-end-of-subtree t)
1714                            '(org-protected t)))))
1715
1716 (defun org-export-protect-verbatim ()
1717   "Mark verbatim snippets with the protection property."
1718   (goto-char (point-min))
1719   (while (re-search-forward org-verbatim-re nil t)
1720     (org-if-unprotected
1721      (add-text-properties (match-beginning 4) (match-end 4)
1722                           '(org-protected t org-verbatim-emph t))
1723      (goto-char (1+ (match-end 4))))))
1724
1725 (defun org-export-protect-colon-examples ()
1726   "Protect lines starting with a colon."
1727   (goto-char (point-min))
1728   (let ((re "^[ \t]*:\\([ \t]\\|$\\)") beg)
1729     (while (re-search-forward re nil t)
1730       (beginning-of-line 1)
1731       (setq beg (point))
1732       (while (looking-at re)
1733         (end-of-line 1)
1734         (or (eobp) (forward-char 1)))
1735       (add-text-properties beg (if (bolp) (1- (point)) (point))
1736                            '(org-protected t)))))
1737
1738 (defun org-export-select-backend-specific-text (backend)
1739   (let ((formatters
1740          '((docbook "DOCBOOK" "BEGIN_DOCBOOK" "END_DOCBOOK")
1741            (html "HTML" "BEGIN_HTML" "END_HTML")
1742            (ascii "ASCII" "BEGIN_ASCII" "END_ASCII")
1743            (latex "LaTeX" "BEGIN_LaTeX" "END_LaTeX")))
1744         (case-fold-search t)
1745         fmt beg beg-content end end-content)
1746
1747     (while formatters
1748       (setq fmt (pop formatters))
1749       (when (eq (car fmt) backend)
1750         ;; This is selected code, put it into the file for real
1751         (goto-char (point-min))
1752         (while (re-search-forward (concat "^\\([ \t]*\\)#\\+" (cadr fmt)
1753                                           ":[ \t]*\\(.*\\)") nil t)
1754           (replace-match "\\1\\2" t)
1755           (add-text-properties
1756            (point-at-bol) (min (1+ (point-at-eol)) (point-max))
1757            '(org-protected t))))
1758       (goto-char (point-min))
1759       (while (re-search-forward (concat "^[ \t]*#\\+" (caddr fmt) "\\>.*\n?")
1760                                 nil t)
1761         (setq beg (match-beginning 0) beg-content (match-end 0))
1762         (when (re-search-forward (concat "^[ \t]*#\\+" (cadddr fmt) "\\>.*\n?")
1763                                  nil t)
1764           (setq end (match-end 0) end-content (match-beginning 0))
1765           (if (eq (car fmt) backend)
1766               ;; yes, keep this
1767               (progn
1768                 (add-text-properties beg-content end-content '(org-protected t))
1769                 (delete-region (match-beginning 0) (match-end 0))
1770                 (save-excursion
1771                   (goto-char beg)
1772                   (delete-region (point) (1+ (point-at-eol)))))
1773             ;; No, this is for a different backend, kill it
1774             (delete-region beg end)))))))
1775
1776 (defun org-export-mark-blockquote-verse-center ()
1777   "Mark block quote and verse environments with special cookies.
1778 These special cookies will later be interpreted by the backend."
1779   ;; Blockquotes
1780   (let (type t1 ind beg end beg1 end1 content)
1781     (goto-char (point-min))
1782     (while (re-search-forward
1783             "^\\([ \t]*\\)#\\+\\(begin_\\(\\(block\\)?quote\\|verse\\|center\\)\\>.*\\)"
1784             nil t)
1785       (setq ind (length (match-string 1))
1786             type (downcase (match-string 3))
1787             t1 (if (equal type "quote") "blockquote" type))
1788       (setq beg (match-beginning 0)
1789             beg1 (1+ (match-end 0)))
1790       (when (re-search-forward (concat "^[ \t]*#\\+end_" type "\\>.*") nil t)
1791         (setq end (1+ (point-at-eol))
1792               end1 (1- (match-beginning 0)))
1793         (setq content (org-remove-indentation (buffer-substring beg1 end1)))
1794         (setq content (concat "ORG-" (upcase t1) "-START\n"
1795                               content "\n"
1796                               "ORG-" (upcase t1) "-END\n"))
1797         (delete-region beg end)
1798         (insert (org-add-props content nil 'original-indentation ind))))))
1799
1800 (defun org-export-attach-captions-and-attributes (backend target-alist)
1801   "Move #+CAPTION, #+ATTR_BACKEND, and #+LABEL text into text properties.
1802 If the next thing following is a table, add the text properties to the first
1803 table line.  If it is a link, add it to the line containing the link."
1804   (goto-char (point-min))
1805   (remove-text-properties (point-min) (point-max)
1806                           '(org-caption nil org-attributes nil))
1807   (let ((case-fold-search t)
1808         (re (concat "^[ \t]*#\\+caption:[ \t]+\\(.*\\)"
1809                     "\\|"
1810                     "^[ \t]*#\\+attr_" (symbol-name backend) ":[ \t]+\\(.*\\)"
1811                     "\\|"
1812                     "^[ \t]*#\\+label:[ \t]+\\(.*\\)"
1813                     "\\|"
1814                     "^[ \t]*|[^-]"
1815                     "\\|"
1816                     "^[ \t]*\\[\\[.*\\]\\][ \t]*$"))
1817         cap attr label)
1818     (while (re-search-forward re nil t)
1819       (cond
1820        ((match-end 1)
1821         (setq cap (concat cap (if cap " " "") (org-trim (match-string 1)))))
1822        ((match-end 2)
1823         (setq attr (concat attr (if attr " " "") (org-trim (match-string 2)))))
1824        ((match-end 3)
1825         (setq label (org-trim (match-string 3))))
1826        (t
1827         (add-text-properties (point-at-bol) (point-at-eol)
1828                              (list 'org-caption cap
1829                                    'org-attributes attr
1830                                    'org-label label))
1831         (if label (push (cons label label) target-alist))
1832         (setq cap nil attr nil label nil)))))
1833   target-alist)
1834
1835 (defun org-export-remove-comment-blocks-and-subtrees ()
1836   "Remove the comment environment, and also commented subtrees."
1837   (let ((re-commented (concat "^\\*+[ \t]+" org-comment-string "\\>"))
1838         (case-fold-search nil))
1839     ;; Remove comment environment
1840     (goto-char (point-min))
1841     (while (re-search-forward
1842             "^#\\+BEGIN_COMMENT[ \t]*\n[^\000]*?^#\\+END_COMMENT\\>.*" nil t)
1843       (replace-match "" t t))
1844     ;; Remove subtrees that are commented
1845     (goto-char (point-min))
1846     (while (re-search-forward re-commented nil t)
1847       (goto-char (match-beginning 0))
1848       (delete-region (point) (org-end-of-subtree t)))))
1849
1850 (defun org-export-handle-comments (commentsp)
1851   "Remove comments, or convert to backend-specific format.
1852 COMMENTSP can be a format string for publishing comments.
1853 When it is nil, all comments will be removed."
1854   (let ((re "^\\(#\\|[ \t]*#\\+\\)\\(.*\n?\\)")
1855         pos)
1856     (goto-char (point-min))
1857     (while (or (looking-at re)
1858                (re-search-forward re nil t))
1859       (setq pos (match-beginning 0))
1860       (if (and commentsp
1861                (not (equal (char-before (match-end 1)) ?+)))
1862           (progn (add-text-properties
1863                   (match-beginning 0) (match-end 0) '(org-protected t))
1864                  (replace-match (format commentsp (match-string 2)) t t))
1865         (goto-char (1+ pos))
1866         (org-if-unprotected
1867          (replace-match "")
1868          (goto-char (max (point-min) (1- pos))))))))
1869
1870 (defun org-export-mark-radio-links ()
1871   "Find all matches for radio targets and turn them into internal links."
1872   (let ((re-radio (and org-target-link-regexp
1873                        (concat "\\([^<]\\)\\(" org-target-link-regexp "\\)"))))
1874     (goto-char (point-min))
1875     (when re-radio
1876       (while (re-search-forward re-radio nil t)
1877         (unless
1878             (save-match-data
1879               (or (org-in-regexp org-bracket-link-regexp)
1880                   (org-in-regexp org-plain-link-re)))
1881           (org-if-unprotected
1882            (replace-match "\\1[[\\2]]")))))))
1883
1884 (defun org-export-remove-special-table-lines ()
1885   "Remove tables lines that are used for internal purposes."
1886   (goto-char (point-min))
1887   (while (re-search-forward "^[ \t]*|" nil t)
1888     (beginning-of-line 1)
1889     (if (or (looking-at "[ \t]*| *[!_^] *|")
1890             (not
1891              (memq
1892               nil
1893               (mapcar
1894                (lambda (f)
1895                  (or (= (length f) 0)
1896                      (string-match
1897                       "\\`<\\([0-9]\\|[rl]\\|[rl][0-9]+\\)>\\'" f)))
1898                (org-split-string ;; FIXME, can't we do this without splitting???
1899                 (buffer-substring (point-at-bol) (point-at-eol))
1900                 "[ \t]*|[ \t]*")))))
1901         (delete-region (max (point-min) (1- (point-at-bol)))
1902                        (point-at-eol))
1903       (end-of-line 1))))
1904
1905 (defun org-export-protect-sub-super (s)
1906   (save-match-data
1907     (while (string-match "\\([^\\\\]\\)\\([_^]\\)" s)
1908       (setq s (replace-match "\\1\\\\\\2" nil nil s)))
1909     s))
1910
1911 (defun org-export-normalize-links ()
1912   "Convert all links to bracket links, and expand link abbreviations."
1913   (let ((re-plain-link (concat "\\([^[<]\\)" org-plain-link-re))
1914         (re-angle-link (concat "\\([^[]\\)" org-angle-link-re))
1915         nodesc)
1916     (goto-char (point-min))
1917     (while (re-search-forward re-plain-link nil t)
1918       (goto-char (1- (match-end 0)))
1919       (org-if-unprotected-at (1+ (match-beginning 0))
1920        (let* ((s (concat (match-string 1)
1921                          "[[" (match-string 2) ":" (match-string 3)
1922                          "][" (match-string 2) ":" (org-export-protect-sub-super
1923                                                     (match-string 3))
1924                          "]]")))
1925          ;; added 'org-link face to links
1926          (put-text-property 0 (length s) 'face 'org-link s)
1927          (replace-match s t t))))
1928     (goto-char (point-min))
1929     (while (re-search-forward re-angle-link nil t)
1930       (goto-char (1- (match-end 0)))
1931       (org-if-unprotected
1932        (let* ((s (concat (match-string 1)
1933                          "[[" (match-string 2) ":" (match-string 3)
1934                          "][" (match-string 2) ":" (org-export-protect-sub-super
1935                                                     (match-string 3))
1936                          "]]")))
1937          (put-text-property 0 (length s) 'face 'org-link s)
1938          (replace-match s t t))))
1939     (goto-char (point-min))
1940     (while (re-search-forward org-bracket-link-regexp nil t)
1941       (goto-char (1- (match-end 0)))
1942       (setq nodesc (not (match-end 3)))
1943       (org-if-unprotected
1944        (let* ((xx (save-match-data
1945                     (org-translate-link
1946                      (org-link-expand-abbrev (match-string 1)))))
1947               (s (concat
1948                   "[[" (org-add-props (copy-sequence xx)
1949                            nil 'org-protected t 'org-no-description nodesc)
1950                   "]"
1951                   (if (match-end 3)
1952                       (match-string 2)
1953                     (concat "[" (copy-sequence xx)
1954                             "]"))
1955                   "]")))
1956          (put-text-property 0 (length s) 'face 'org-link s)
1957          (replace-match s t t))))))
1958
1959 (defun org-export-concatenate-multiline-links ()
1960   "Find multi-line links and put it all into a single line.
1961 This is to make sure that the line-processing export backends
1962 can work correctly."
1963   (goto-char (point-min))
1964   (while (re-search-forward "\\(\\(\\[\\|\\]\\)\\[[^]]*?\\)[ \t]*\n[ \t]*\\([^]]*\\]\\(\\[\\|\\]\\)\\)" nil t)
1965     (org-if-unprotected
1966      (replace-match "\\1 \\3")
1967      (goto-char (match-beginning 0)))))
1968
1969 (defun org-export-concatenate-multiline-emphasis ()
1970   "Find multi-line emphasis and put it all into a single line.
1971 This is to make sure that the line-processing export backends
1972 can work correctly."
1973   (goto-char (point-min))
1974   (while (re-search-forward org-emph-re nil t)
1975     (if (and (not (= (char-after (match-beginning 3))
1976                      (char-after (match-beginning 4))))
1977              (save-excursion (goto-char (match-beginning 0))
1978                              (save-match-data (not (org-at-table-p)))))
1979         (org-if-unprotected
1980          (subst-char-in-region (match-beginning 0) (match-end 0)
1981                                ?\n ?\  t)
1982          (goto-char (1- (match-end 0))))
1983       (goto-char (1+ (match-beginning 0))))))
1984
1985 (defun org-export-grab-title-from-buffer ()
1986   "Get a title for the current document, from looking at the buffer."
1987   (let ((inhibit-read-only t))
1988     (save-excursion
1989       (goto-char (point-min))
1990       (let ((end (if (looking-at org-outline-regexp)
1991                      (point)
1992                    (save-excursion (outline-next-heading) (point)))))
1993         (when (re-search-forward "^[ \t]*[^|# \t\r\n].*\n" end t)
1994           ;; Mark the line so that it will not be exported as normal text.
1995           (org-unmodified
1996            (add-text-properties (match-beginning 0) (match-end 0)
1997                                 (list :org-license-to-kill t)))
1998           ;; Return the title string
1999           (org-trim (match-string 0)))))))
2000
2001 (defun org-export-get-title-from-subtree ()
2002   "Return subtree title and exclude it from export."
2003   (let (title (rbeg (region-beginning)) (rend (region-end)))
2004     (save-excursion
2005       (goto-char rbeg)
2006       (when (and (org-at-heading-p)
2007                  (>= (org-end-of-subtree t t) rend))
2008         ;; This is a subtree, we take the title from the first heading
2009         (goto-char rbeg)
2010         (looking-at org-todo-line-regexp)
2011         (setq title (match-string 3))
2012         (org-unmodified
2013          (add-text-properties (point) (1+ (point-at-eol))
2014                               (list :org-license-to-kill t)))
2015         (setq title (or (org-entry-get nil "EXPORT_TITLE") title))))
2016     title))
2017
2018 (defun org-solidify-link-text (s &optional alist)
2019   "Take link text and make a safe target out of it."
2020   (save-match-data
2021     (let* ((rtn
2022             (mapconcat
2023              'identity
2024              (org-split-string s "[ \t\r\n]+") "=="))
2025            (a (assoc rtn alist)))
2026       (or (cdr a) rtn))))
2027
2028 (defun org-get-min-level (lines &optional offset)
2029   "Get the minimum level in LINES."
2030   (let ((re "^\\(\\*+\\) ") l)
2031     (catch 'exit
2032       (while (setq l (pop lines))
2033         (if (string-match re l)
2034             (throw 'exit (org-tr-level (- (length (match-string 1 l))
2035                                           (or offset 0))))))
2036       1)))
2037
2038 ;; Variable holding the vector with section numbers
2039 (defvar org-section-numbers (make-vector org-level-max 0))
2040
2041 (defun org-init-section-numbers ()
2042   "Initialize the vector for the section numbers."
2043   (let* ((level  -1)
2044          (numbers (nreverse (org-split-string "" "\\.")))
2045          (depth (1- (length org-section-numbers)))
2046          (i depth) number-string)
2047     (while (>= i 0)
2048       (if (> i level)
2049           (aset org-section-numbers i 0)
2050         (setq number-string (or (car numbers) "0"))
2051         (if (string-match "\\`[A-Z]\\'" number-string)
2052             (aset org-section-numbers i
2053                   (- (string-to-char number-string) ?A -1))
2054           (aset org-section-numbers i (string-to-number number-string)))
2055         (pop numbers))
2056       (setq i (1- i)))))
2057
2058 (defun org-section-number (&optional level)
2059   "Return a string with the current section number.
2060 When LEVEL is non-nil, increase section numbers on that level."
2061   (let* ((depth (1- (length org-section-numbers)))
2062          (string "")
2063          (fmts (car org-export-section-number-format))
2064          (term (cdr org-export-section-number-format))
2065          (sep "")
2066          ctype fmt idx n)
2067     (when level
2068       (when (> level -1)
2069         (aset org-section-numbers
2070               level (1+ (aref org-section-numbers level))))
2071       (setq idx (1+ level))
2072       (while (<= idx depth)
2073         (if (not (= idx 1))
2074             (aset org-section-numbers idx 0))
2075         (setq idx (1+ idx))))
2076     (setq idx 0)
2077     (while (<= idx depth)
2078       (when (> (aref org-section-numbers idx) 0)
2079         (setq fmt (or (pop fmts) fmt)
2080               ctype (car fmt)
2081               n (aref org-section-numbers idx)
2082               string (if (> n 0)
2083                          (concat string sep (org-number-to-counter n ctype))
2084                        (concat string ".0"))
2085               sep (nth 1 fmt)))
2086       (setq idx (1+ idx)))
2087     (save-match-data
2088       (if (string-match "\\`\\([@0]\\.\\)+" string)
2089           (setq string (replace-match "" t nil string)))
2090       (if (string-match "\\(\\.0\\)+\\'" string)
2091           (setq string (replace-match "" t nil string))))
2092     (concat string term)))
2093
2094 (defun org-number-to-counter (n type)
2095   "Concert number N to a string counter, according to TYPE.
2096 TYPE must be a string, any of:
2097  1  number
2098  A  A,B,....
2099  a  a,b,....
2100  I  upper case roman numeral
2101  i  lower case roman numeral"
2102   (cond
2103    ((equal type "1") (number-to-string n))
2104    ((equal type "A") (char-to-string (+ ?A n -1)))
2105    ((equal type "a") (char-to-string (+ ?a n -1)))
2106    ((equal type "I") (org-number-to-roman n))
2107    ((equal type "i") (downcase (org-number-to-roman n)))
2108    (t (error "Invalid counter type `%s'" type))))
2109
2110 (defun org-number-to-roman (n)
2111   "Convert integer N into a roman numeral."
2112   (let ((roman '((1000 . "M") (900 . "CM") (500 . "D") (400 . "CD")
2113                  ( 100 . "C") ( 90 . "XC") ( 50 . "L") ( 40 . "XL")
2114                  (  10 . "X") (  9 . "IX") (  5 . "V") (  4 . "IV")
2115                  (   1 . "I")))
2116         (res ""))
2117     (if (<= n 0)
2118         (number-to-string n)
2119       (while roman
2120         (if (>= n (caar roman))
2121             (setq n (- n (caar roman))
2122                   res (concat res (cdar roman)))
2123           (pop roman)))
2124       res)))
2125
2126 ;;; Macros
2127
2128 (defun org-export-preprocess-apply-macros ()
2129   "Replace macro references."
2130   (goto-char (point-min))
2131   (let (sy val key args args2 s n)
2132     (while (re-search-forward
2133             "{{{\\([a-zA-Z][-a-zA-Z0-9_]*\\)\\(([ \t\n]*\\([^\000]*?\\))\\)?}}}"
2134             nil t)
2135       (unless (save-match-data
2136                 (save-excursion
2137                   (goto-char (point-at-bol))
2138                   (looking-at "[ \t]*#\\+macro")))
2139         (setq key (downcase (match-string 1))
2140               args (match-string 3))
2141         (when (setq val (or (plist-get org-export-opt-plist
2142                                        (intern (concat ":macro-" key)))
2143                             (plist-get org-export-opt-plist
2144                                        (intern (concat ":" key)))))
2145           (save-match-data
2146             (when args
2147               (setq args (org-split-string args ",[ \t\n]*") args2 nil)
2148               (setq args (mapcar 'org-trim args))
2149               (while args
2150                 (while (string-match "\\\\\\'" (car args))
2151                   ;; repair bad splits
2152                   (setcar (cdr args) (concat (substring (car args) 0 -1)
2153                                              ";" (nth 1 args)))
2154                   (pop args))
2155                 (push (pop args) args2))
2156               (setq args (nreverse args2))
2157               (setq s 0)
2158               (while (string-match "\\$\\([0-9]+\\)" val s)
2159                 (setq s (1+ (match-beginning 0))
2160                       n (string-to-number (match-string 1 val)))
2161                 (and (>= (length args) n)
2162                      (setq val (replace-match (nth (1- n) args) t t val)))))
2163             (when (string-match "\\`(eval\\>" val)
2164               (setq val (eval (read val))))
2165             (if (and val (not (stringp val)))
2166                 (setq val (format "%s" val))))
2167           (and (stringp val)
2168                (prog1 (replace-match val t t)
2169                  (goto-char (match-beginning 0)))))))))
2170
2171 (defun org-export-apply-macros-in-string (s)
2172   "Apply the macros in string S."
2173   (when s
2174     (with-temp-buffer
2175       (insert s)
2176       (org-export-preprocess-apply-macros)
2177       (buffer-string))))
2178
2179 ;;; Include files
2180
2181 (defun org-export-handle-include-files ()
2182   "Include the contents of include files, with proper formatting."
2183   (let ((case-fold-search t)
2184         params file markup lang start end prefix prefix1 switches)
2185     (goto-char (point-min))
2186     (while (re-search-forward "^#\\+INCLUDE:?[ \t]+\\(.*\\)" nil t)
2187       (setq params (read (concat "(" (match-string 1) ")"))
2188             prefix (org-get-and-remove-property 'params :prefix)
2189             prefix1 (org-get-and-remove-property 'params :prefix1)
2190             file (org-symname-or-string (pop params))
2191             markup (org-symname-or-string (pop params))
2192             lang (and (member markup '("src" "SRC"))
2193                       (org-symname-or-string (pop params)))
2194             switches (mapconcat '(lambda (x) (format "%s" x)) params " ")
2195             start nil end nil)
2196       (delete-region (match-beginning 0) (match-end 0))
2197       (if (or (not file)
2198               (not (file-exists-p file))
2199               (not (file-readable-p file)))
2200           (insert (format "CANNOT INCLUDE FILE %s" file))
2201         (when markup
2202           (if (equal (downcase markup) "src")
2203               (setq start (format "#+begin_src %s %s\n"
2204                                   (or lang "fundamental")
2205                                   (or switches ""))
2206                     end "#+end_src")
2207             (setq start (format "#+begin_%s %s\n" markup switches)
2208                   end  (format "#+end_%s" markup))))
2209         (insert (or start ""))
2210         (insert (org-get-file-contents (expand-file-name file)
2211                                        prefix prefix1 markup))
2212         (or (bolp) (newline))
2213         (insert (or end ""))))))
2214
2215 (defun org-get-file-contents (file &optional prefix prefix1 markup)
2216   "Get the contents of FILE and return them as a string.
2217 If PREFIX is a string, prepend it to each line.  If PREFIX1
2218 is a string, prepend it to the first line instead of PREFIX.
2219 If MARKUP, don't protect org-like lines, the exporter will
2220 take care of the block they are in."
2221   (if (stringp markup) (setq markup (downcase markup)))
2222   (with-temp-buffer
2223     (insert-file-contents file)
2224     (when (or prefix prefix1)
2225       (goto-char (point-min))
2226       (while (not (eobp))
2227         (insert (or prefix1 prefix))
2228         (setq prefix1 nil)
2229         (beginning-of-line 2)))
2230     (buffer-string)
2231     (when (member markup '("src" "example"))
2232       (goto-char (point-min))
2233       (while (re-search-forward "^\\([*#]\\|[ \t]*#\\+\\)" nil t)
2234         (goto-char (match-beginning 0))
2235         (insert ",")
2236         (end-of-line 1)))
2237     (buffer-string)))
2238
2239 (defun org-get-and-remove-property (listvar prop)
2240   "Check if the value of LISTVAR contains PROP as a property.
2241 If yes, return the value of that property (i.e. the element following
2242 in the list) and remove property and value from the list in LISTVAR."
2243   (let ((list (symbol-value listvar)) m v)
2244     (when (setq m (member prop list))
2245       (setq v (nth 1 m))
2246       (if (equal (car list) prop)
2247           (set listvar (cddr list))
2248         (setcdr (nthcdr (- (length list) (length m) 1) list)
2249                 (cddr m))
2250         (set listvar list)))
2251     v))
2252
2253 (defun org-symname-or-string (s)
2254   (if (symbolp s)
2255       (if s (symbol-name s) s)
2256     s))
2257
2258 ;;; Fontification and line numbers for code examples
2259
2260 (defvar org-export-last-code-line-counter-value 0)
2261
2262 (defun org-export-replace-src-segments-and-examples (backend)
2263   "Replace source code segments with special code for export."
2264   (setq org-export-last-code-line-counter-value 0)
2265   (let ((case-fold-search t)
2266         lang code trans opts indent)
2267     (goto-char (point-min))
2268     (while (re-search-forward
2269             "\\(^\\([ \t]*\\)#\\+BEGIN_SRC:?[ \t]+\\([^ \t\n]+\\)\\(.*\\)\n\\([^\000]+?\n\\)[ \t]*#\\+END_SRC.*\\)\\|\\(^\\([ \t]*\\)#\\+BEGIN_EXAMPLE:?\\(?:[ \t]+\\(.*\\)\\)?\n\\([^\000]+?\n\\)[ \t]*#\\+END_EXAMPLE.*\\)"
2270             nil t)
2271       (if (match-end 1)
2272           ;; src segments
2273           (setq lang (match-string 3)
2274                 opts (match-string 4)
2275                 code (match-string 5)
2276                 indent (length (match-string 2)))
2277         (setq lang nil
2278               opts (match-string 8)
2279               code (match-string 9)
2280               indent (length (match-string 7))))
2281
2282       (setq trans (org-export-format-source-code-or-example
2283                    backend lang code opts indent))
2284       (replace-match trans t t))))
2285
2286 (defvar htmlp)  ;; dynamically scoped
2287 (defvar latexp)  ;; dynamically scoped
2288 (defvar org-export-latex-verbatim-wrap) ;; defined in org-latex.el
2289 (defvar org-export-latex-listings) ;; defined in org-latex.el
2290 (defvar org-export-latex-listings-langs) ;; defined in org-latex.el
2291
2292 (defun org-export-format-source-code-or-example
2293   (backend lang code &optional opts indent)
2294   "Format CODE from language LANG and return it formatted for export.
2295 If LANG is nil, do not add any fontification.
2296 OPTS contains formatting options, like `-n' for triggering numbering lines,
2297 and `+n' for continuing previous numbering.
2298 Code formatting according to language currently only works for HTML.
2299 Numbering lines works for all three major backends (html, latex, and ascii).
2300 INDENT was the original indentation of the block."
2301   (save-match-data
2302     (let (num cont rtn rpllbl keepp textareap preserve-indentp cols rows fmt)
2303       (setq opts (or opts "")
2304             num (string-match "[-+]n\\>" opts)
2305             cont (string-match "\\+n\\>" opts)
2306             rpllbl (string-match "-r\\>" opts)
2307             keepp (string-match "-k\\>" opts)
2308             textareap (string-match "-t\\>" opts)
2309             preserve-indentp (or org-src-preserve-indentation
2310                                  (string-match "-i\\>" opts))
2311             cols (if (string-match "-w[ \t]+\\([0-9]+\\)" opts)
2312                      (string-to-number (match-string 1 opts))
2313                    80)
2314             rows (if (string-match "-h[ \t]+\\([0-9]+\\)" opts)
2315                      (string-to-number (match-string 1 opts))
2316                    (org-count-lines code))
2317             fmt (if (string-match "-l[ \t]+\"\\([^\"\n]+\\)\"" opts)
2318                     (match-string 1 opts)))
2319       (when (and textareap (eq backend 'html))
2320         ;; we cannot use numbering or highlighting.
2321         (setq num nil cont nil lang nil))
2322       (if keepp (setq rpllbl 'keep))
2323       (setq rtn (if preserve-indentp code (org-remove-indentation code)))
2324       (when (string-match "^," rtn)
2325         (setq rtn (with-temp-buffer
2326                     (insert rtn)
2327                     ;; Free up the protected lines
2328                     (goto-char (point-min))
2329                     (while (re-search-forward "^," nil t)
2330                       (if (or (equal lang "org")
2331                               (save-match-data
2332                                 (looking-at "\\([*#]\\|[ \t]*#\\+\\)")))
2333                           (replace-match ""))
2334                       (end-of-line 1))
2335                     (buffer-string))))
2336       ;; Now backend-specific coding
2337       (setq rtn
2338             (cond
2339              ((eq backend 'docbook)
2340               (setq rtn (org-export-number-lines rtn 'docbook 0 0 num cont rpllbl fmt))
2341               (concat "\n#+BEGIN_DOCBOOK\n"
2342                       (org-add-props (concat "<programlisting><![CDATA["
2343                                              rtn
2344                                              "]]>\n</programlisting>\n")
2345                           '(org-protected t))
2346                       "#+END_DOCBOOK\n"))
2347              ((eq backend 'html)
2348               ;; We are exporting to HTML
2349               (when lang
2350                 (require 'htmlize nil t)
2351                 (when (not (fboundp 'htmlize-region-for-paste))
2352                   ;; we do not have htmlize.el, or an old version of it
2353                   (setq lang nil)
2354                   (message
2355                    "htmlize.el 1.34 or later is needed for source code formatting")))
2356
2357               (if lang
2358                   (let* ((lang-m (when lang
2359                                    (or (cdr (assoc lang org-src-lang-modes))
2360                                        lang)))
2361                          (mode (and lang-m (intern
2362                                             (concat
2363                                              (if (symbolp lang-m)
2364                                                  (symbol-name lang-m)
2365                                                lang-m)
2366                                              "-mode"))))
2367                          (org-inhibit-startup t)
2368                          (org-startup-folded nil))
2369                     (setq rtn
2370                           (with-temp-buffer
2371                             (insert rtn)
2372                             (if (functionp mode)
2373                                 (funcall mode)
2374                               (fundamental-mode))
2375                             (font-lock-fontify-buffer)
2376                             (org-src-mode)
2377                             (set-buffer-modified-p nil)
2378                             (org-export-htmlize-region-for-paste
2379                              (point-min) (point-max))))
2380                     (if (string-match "<pre\\([^>]*\\)>\n*" rtn)
2381                         (setq rtn (replace-match
2382                                    (format "<pre class=\"src src-%s\">\n" lang)
2383                                    t t rtn))))
2384                 (if textareap
2385                     (setq rtn (concat
2386                                (format "<p>\n<textarea cols=\"%d\" rows=\"%d\" overflow-x:scroll >\n"
2387                                        cols rows)
2388                                rtn "</textarea>\n</p>\n"))
2389                   (with-temp-buffer
2390                     (insert rtn)
2391                     (goto-char (point-min))
2392                     (while (re-search-forward "[<>&]" nil t)
2393                       (replace-match (cdr (assq (char-before)
2394                                                 '((?&."&amp;")(?<."&lt;")(?>."&gt;"))))
2395                                      t t))
2396                     (setq rtn (buffer-string)))
2397                   (setq rtn (concat "<pre class=\"example\">\n" rtn "</pre>\n"))))
2398               (unless textareap
2399                 (setq rtn (org-export-number-lines rtn 'html 1 1 num
2400                                                    cont rpllbl fmt)))
2401               (if (string-match "\\(\\`<[^>]*>\\)\n" rtn)
2402                   (setq rtn (replace-match "\\1" t nil rtn)))
2403               (concat "\n#+BEGIN_HTML\n" (org-add-props rtn '(org-protected t)) "\n#+END_HTML\n\n"))
2404              ((eq backend 'latex)
2405               (setq rtn (org-export-number-lines rtn 'latex 0 0 num cont rpllbl fmt))
2406               (concat "\n#+BEGIN_LaTeX\n"
2407                       (org-add-props
2408                           (if org-export-latex-listings
2409                               (concat
2410                                (if lang
2411                                    (let*
2412                                        ((lang-sym (intern lang))
2413                                         (lstlang
2414                                          (or (cadr
2415                                               (assq
2416                                                lang-sym
2417                                                org-export-latex-listings-langs))
2418                                              lang)))
2419                                      (format "\\lstset{language=%s}\n" lstlang))
2420                                  "")
2421                                "\\begin{lstlisting}\n"
2422                                rtn "\\end{lstlisting}\n")
2423                             (concat (car org-export-latex-verbatim-wrap)
2424                                     rtn (cdr org-export-latex-verbatim-wrap)))
2425                           '(org-protected t))
2426                       "#+END_LaTeX\n\n"))
2427              ((eq backend 'ascii)
2428               ;; This is not HTML or LaTeX, so just make it an example.
2429               (setq rtn (org-export-number-lines rtn 'ascii 0 0 num cont rpllbl fmt))
2430               (concat "#+BEGIN_ASCII\n"
2431                       (org-add-props
2432                           (concat
2433                            (mapconcat
2434                             (lambda (l) (concat "  " l))
2435                             (org-split-string rtn "\n")
2436                             "\n")
2437                            "\n")
2438                           '(org-protected t))
2439                       "#+END_ASCII\n"))))
2440       (org-add-props rtn nil 'original-indentation indent))))
2441
2442 (defun org-export-number-lines (text backend
2443                                      &optional skip1 skip2 number cont
2444                                      replace-labels label-format)
2445   (setq skip1 (or skip1 0) skip2 (or skip2 0))
2446   (if (not cont) (setq org-export-last-code-line-counter-value 0))
2447   (with-temp-buffer
2448     (insert text)
2449     (goto-char (point-max))
2450     (skip-chars-backward " \t\n\r")
2451     (delete-region (point) (point-max))
2452     (beginning-of-line (- 1 skip2))
2453     (let* ((last (org-current-line))
2454            (n org-export-last-code-line-counter-value)
2455            (nmax (+ n (- last skip1)))
2456            (fmt (format "%%%dd:  " (length (number-to-string nmax))))
2457            (fm
2458             (cond
2459              ((eq backend 'html) (format "<span class=\"linenr\">%s</span>"
2460                                          fmt))
2461              ((eq backend 'ascii) fmt)
2462              ((eq backend 'latex) fmt)
2463              ((eq backend 'docbook) fmt)
2464              (t "")))
2465            (label-format (or label-format org-coderef-label-format))
2466            (label-pre (if (string-match "%s" label-format)
2467                           (substring label-format 0 (match-beginning 0))
2468                         label-format))
2469            (label-post (if (string-match "%s" label-format)
2470                            (substring label-format (match-end 0))
2471                          ""))
2472            (lbl-re
2473             (concat
2474              ".*?\\S-.*?\\([ \t]*\\("
2475              (regexp-quote label-pre)
2476              "\\([-a-zA-Z0-9_ ]+\\)"
2477              (regexp-quote label-post)
2478              "\\)\\)"))
2479            ref)
2480
2481       (org-goto-line (1+ skip1))
2482       (while (and (re-search-forward "^" nil t) (not (eobp)) (< n nmax))
2483         (if number
2484             (insert (format fm (incf n)))
2485           (forward-char 1))
2486         (when (looking-at lbl-re)
2487           (setq ref (match-string 3))
2488           (cond ((numberp replace-labels)
2489                  ;; remove labels; use numbers for references when lines
2490                  ;; are numbered, use labels otherwise
2491                  (delete-region (match-beginning 1) (match-end 1))
2492                  (push (cons ref (if (> n 0) n ref)) org-export-code-refs))
2493                 ((eq replace-labels 'keep)
2494                  ;; don't remove labels; use numbers for references when
2495                  ;; lines are numbered, use labels otherwise
2496                  (goto-char (match-beginning 2))
2497                  (delete-region (match-beginning 2) (match-end 2))
2498                  (insert "(" ref ")")
2499                  (push (cons ref (if (> n 0) n (concat "(" ref ")")))
2500                        org-export-code-refs))
2501                 (t
2502                  ;; don't remove labels and don't use numbers for
2503                  ;; references
2504                  (goto-char (match-beginning 2))
2505                  (delete-region (match-beginning 2) (match-end 2))
2506                  (insert "(" ref ")")
2507                  (push (cons ref (concat "(" ref ")")) org-export-code-refs)))
2508           (when (eq backend 'html)
2509             (save-excursion
2510               (beginning-of-line 1)
2511               (insert (format "<span id=\"coderef-%s\" class=\"coderef-off\">"
2512                               ref))
2513               (end-of-line 1)
2514               (insert "</span>")))))
2515       (setq org-export-last-code-line-counter-value n)
2516       (goto-char (point-max))
2517       (newline)
2518       (buffer-string))))
2519
2520 (defun org-search-todo-below (line lines level)
2521   "Search the subtree below LINE for any TODO entries."
2522   (let ((rest (cdr (memq line lines)))
2523         (re org-todo-line-regexp)
2524         line lv todo)
2525     (catch 'exit
2526       (while (setq line (pop rest))
2527         (if (string-match re line)
2528             (progn
2529               (setq lv (- (match-end 1) (match-beginning 1))
2530                     todo (and (match-beginning 2)
2531                               (not (member (match-string 2 line)
2532                                           org-done-keywords))))
2533                                         ; TODO, not DONE
2534               (if (<= lv level) (throw 'exit nil))
2535               (if todo (throw 'exit t))))))))
2536
2537 ;;;###autoload
2538 (defun org-export-visible (type arg)
2539   "Create a copy of the visible part of the current buffer, and export it.
2540 The copy is created in a temporary buffer and removed after use.
2541 TYPE is the final key (as a string) that also select the export command in
2542 the `C-c C-e' export dispatcher.
2543 As a special case, if the you type SPC at the prompt, the temporary
2544 org-mode file will not be removed but presented to you so that you can
2545 continue to use it.  The prefix arg ARG is passed through to the exporting
2546 command."
2547   (interactive
2548    (list (progn
2549            (message "Export visible: [a]SCII  [h]tml  [b]rowse HTML [H/R]uffer with HTML  [D]ocBook  [x]OXO  [ ]keep buffer")
2550            (read-char-exclusive))
2551          current-prefix-arg))
2552   (if (not (member type '(?a ?\C-a ?b ?\C-b ?h ?D ?x ?\ )))
2553       (error "Invalid export key"))
2554   (let* ((binding (cdr (assoc type
2555                               '((?a . org-export-as-ascii)
2556                                 (?A . org-export-as-ascii-to-buffer)
2557                                 (?\C-a . org-export-as-ascii)
2558                                 (?b . org-export-as-html-and-open)
2559                                 (?\C-b . org-export-as-html-and-open)
2560                                 (?h . org-export-as-html)
2561                                 (?H . org-export-as-html-to-buffer)
2562                                 (?R . org-export-region-as-html)
2563                                 (?D . org-export-as-docbook)
2564                                 (?x . org-export-as-xoxo)))))
2565          (keepp (equal type ?\ ))
2566          (file buffer-file-name)
2567          (buffer (get-buffer-create "*Org Export Visible*"))
2568          s e)
2569     ;; Need to hack the drawers here.
2570     (save-excursion
2571       (goto-char (point-min))
2572       (while (re-search-forward org-drawer-regexp nil t)
2573         (goto-char (match-beginning 1))
2574         (or (org-invisible-p) (org-flag-drawer nil))))
2575     (with-current-buffer buffer (erase-buffer))
2576     (save-excursion
2577       (setq s (goto-char (point-min)))
2578       (while (not (= (point) (point-max)))
2579         (goto-char (org-find-invisible))
2580         (append-to-buffer buffer s (point))
2581         (setq s (goto-char (org-find-visible))))
2582       (org-cycle-hide-drawers 'all)
2583       (goto-char (point-min))
2584       (unless keepp
2585         ;; Copy all comment lines to the end, to make sure #+ settings are
2586         ;; still available for the second export step.  Kind of a hack, but
2587         ;; does do the trick.
2588         (if (looking-at "#[^\r\n]*")
2589             (append-to-buffer buffer (match-beginning 0) (1+ (match-end 0))))
2590         (while (re-search-forward "[\n\r]#[^\n\r]*" nil t)
2591           (append-to-buffer buffer (1+ (match-beginning 0))
2592                             (min (point-max) (1+ (match-end 0))))))
2593       (set-buffer buffer)
2594       (let ((buffer-file-name file)
2595             (org-inhibit-startup t))
2596         (org-mode)
2597         (show-all)
2598         (unless keepp (funcall binding arg))))
2599     (if (not keepp)
2600         (kill-buffer buffer)
2601       (switch-to-buffer-other-window buffer)
2602       (goto-char (point-min)))))
2603
2604 (defun org-find-visible ()
2605   (let ((s (point)))
2606     (while (and (not (= (point-max) (setq s (next-overlay-change s))))
2607                 (get-char-property s 'invisible)))
2608     s))
2609 (defun org-find-invisible ()
2610   (let ((s (point)))
2611     (while (and (not (= (point-max) (setq s (next-overlay-change s))))
2612                 (not (get-char-property s 'invisible))))
2613     s))
2614
2615 (defvar org-export-htmlized-org-css-url) ;; defined in org-html.el
2616
2617 ;;;###autoload
2618 (defun org-export-as-org (arg &optional hidden ext-plist
2619                               to-buffer body-only pub-dir)
2620   "Make a copy with not-exporting stuff removed.
2621 The purpose of this function is to provide a way to export the source
2622 Org file of a webpage in Org format, but with sensitive and/or irrelevant
2623 stuff removed.  This command will remove the following:
2624
2625 - archived trees (if the variable `org-export-with-archived-trees' is nil)
2626 - comment blocks and trees starting with the COMMENT keyword
2627 - only trees that are consistent with `org-export-select-tags'
2628   and `org-export-exclude-tags'.
2629
2630 The only arguments that will be used are EXT-PLIST and PUB-DIR,
2631 all the others will be ignored (but are present so that the general
2632 mechanism to call publishing functions will work).
2633
2634 EXT-PLIST is a property list with external parameters overriding
2635 org-mode's default settings, but still inferior to file-local
2636 settings.  When PUB-DIR is set, use this as the publishing
2637 directory."
2638   (interactive "P")
2639   (let* ((opt-plist (org-combine-plists (org-default-export-plist)
2640                                         ext-plist
2641                                         (org-infile-export-plist)))
2642          (bfname (buffer-file-name (or (buffer-base-buffer) (current-buffer))))
2643          (filename (concat (file-name-as-directory
2644                             (or pub-dir
2645                                 (org-export-directory :org opt-plist)))
2646                            (file-name-sans-extension
2647                             (file-name-nondirectory bfname))
2648                            ".org"))
2649          (filename (and filename
2650                         (if (equal (file-truename filename)
2651                                    (file-truename bfname))
2652                             (concat (file-name-sans-extension filename)
2653                                     "-source."
2654                                     (file-name-extension filename))
2655                           filename)))
2656          (backup-inhibited t)
2657          (buffer (find-file-noselect filename))
2658          (region (buffer-string)))
2659     (save-excursion
2660       (switch-to-buffer buffer)
2661       (erase-buffer)
2662       (insert region)
2663       (let ((org-inhibit-startup t)) (org-mode))
2664       (org-install-letbind)
2665
2666       ;; Get rid of archived trees
2667       (org-export-remove-archived-trees (plist-get opt-plist :archived-trees))
2668
2669       ;; Remove comment environment and comment subtrees
2670       (org-export-remove-comment-blocks-and-subtrees)
2671
2672       ;; Get rid of excluded trees
2673       (org-export-handle-export-tags (plist-get opt-plist :select-tags)
2674                                      (plist-get opt-plist :exclude-tags))
2675
2676       (when (or (plist-get opt-plist :plain-source)
2677                 (not (or (plist-get opt-plist :plain-source)
2678                          (plist-get opt-plist :htmlized-source))))
2679         ;; Either nothing special is requested (default call)
2680         ;; or the plain source is explicitly requested
2681         ;; so: save it
2682         (save-buffer))
2683       (when (plist-get opt-plist :htmlized-source)
2684         ;; Make the htmlized version
2685         (require 'htmlize)
2686         (require 'org-html)
2687         (font-lock-fontify-buffer)
2688         (let* ((htmlize-output-type 'css)
2689                (newbuf (htmlize-buffer)))
2690           (with-current-buffer newbuf
2691             (when org-export-htmlized-org-css-url
2692               (goto-char (point-min))
2693               (and (re-search-forward
2694                     "<style type=\"text/css\">[^\000]*?\n[ \t]*</style>.*"
2695                     nil t)
2696                    (replace-match
2697                     (format
2698                      "<link rel=\"stylesheet\" type=\"text/css\" href=\"%s\">"
2699                      org-export-htmlized-org-css-url)
2700                     t t)))
2701             (write-file (concat filename ".html")))
2702           (kill-buffer newbuf)))
2703       (set-buffer-modified-p nil)
2704       (kill-buffer (current-buffer)))))
2705
2706 (defvar org-archive-location)  ;; gets loaded with the org-archive require.
2707 (defun org-get-current-options ()
2708   "Return a string with current options as keyword options.
2709 Does include HTML export options as well as TODO and CATEGORY stuff."
2710   (require 'org-archive)
2711   (format
2712    "#+TITLE:     %s
2713 #+AUTHOR:    %s
2714 #+EMAIL:     %s
2715 #+DATE:      %s
2716 #+DESCRIPTION:
2717 #+KEYWORDS:
2718 #+LANGUAGE:  %s
2719 #+OPTIONS:   H:%d num:%s toc:%s \\n:%s @:%s ::%s |:%s ^:%s -:%s f:%s *:%s <:%s
2720 #+OPTIONS:   TeX:%s LaTeX:%s skip:%s d:%s todo:%s pri:%s tags:%s
2721 %s
2722 #+EXPORT_SELECT_TAGS: %s
2723 #+EXPORT_EXCLUDE_TAGS: %s
2724 #+LINK_UP:   %s
2725 #+LINK_HOME: %s
2726 #+CATEGORY:  %s
2727 #+SEQ_TODO:  %s
2728 #+TYP_TODO:  %s
2729 #+PRIORITIES: %c %c %c
2730 #+DRAWERS:   %s
2731 #+STARTUP:   %s %s %s %s %s
2732 #+TAGS:      %s
2733 #+FILETAGS:  %s
2734 #+ARCHIVE:   %s
2735 #+LINK:      %s
2736 "
2737    (buffer-name) (user-full-name) user-mail-address
2738    (format-time-string (substring (car org-time-stamp-formats) 1 -1))
2739    org-export-default-language
2740    org-export-headline-levels
2741    org-export-with-section-numbers
2742    org-export-with-toc
2743    org-export-preserve-breaks
2744    org-export-html-expand
2745    org-export-with-fixed-width
2746    org-export-with-tables
2747    org-export-with-sub-superscripts
2748    org-export-with-special-strings
2749    org-export-with-footnotes
2750    org-export-with-emphasize
2751    org-export-with-timestamps
2752    org-export-with-TeX-macros
2753    org-export-with-LaTeX-fragments
2754    org-export-skip-text-before-1st-heading
2755    org-export-with-drawers
2756    org-export-with-todo-keywords
2757    org-export-with-priority
2758    org-export-with-tags
2759    (if (featurep 'org-jsinfo) (org-infojs-options-inbuffer-template) "")
2760    (mapconcat 'identity org-export-select-tags " ")
2761    (mapconcat 'identity org-export-exclude-tags " ")
2762    org-export-html-link-up
2763    org-export-html-link-home
2764    (or (ignore-errors
2765          (file-name-sans-extension
2766           (file-name-nondirectory (buffer-file-name (buffer-base-buffer)))))
2767        "NOFILENAME")
2768    "TODO FEEDBACK VERIFY DONE"
2769    "Me Jason Marie DONE"
2770    org-highest-priority org-lowest-priority org-default-priority
2771    (mapconcat 'identity org-drawers " ")
2772    (cdr (assoc org-startup-folded
2773                '((nil . "showall") (t . "overview") (content . "content"))))
2774    (if org-odd-levels-only "odd" "oddeven")
2775    (if org-hide-leading-stars "hidestars" "showstars")
2776    (if org-startup-align-all-tables "align" "noalign")
2777    (cond ((eq org-log-done t) "logdone")
2778          ((equal org-log-done 'note) "lognotedone")
2779          ((not org-log-done) "nologdone"))
2780    (or (mapconcat (lambda (x)
2781                     (cond
2782                      ((equal :startgroup (car x)) "{")
2783                      ((equal :endgroup (car x)) "}")
2784                      ((equal :newline (car x)) "")
2785                      ((cdr x) (format "%s(%c)" (car x) (cdr x)))
2786                      (t (car x))))
2787                   (or org-tag-alist (org-get-buffer-tags)) " ") "")
2788    (mapconcat 'identity org-file-tags " ")
2789    org-archive-location
2790    "org file:~/org/%s.org"
2791    ))
2792
2793 ;;;###autoload
2794 (defun org-insert-export-options-template ()
2795   "Insert into the buffer a template with information for exporting."
2796   (interactive)
2797   (if (not (bolp)) (newline))
2798   (let ((s (org-get-current-options)))
2799     (and (string-match "#\\+CATEGORY" s)
2800          (setq s (substring s 0 (match-beginning 0))))
2801     (insert s)))
2802
2803 (defvar org-table-colgroup-info nil)
2804
2805 (defun org-table-clean-before-export (lines &optional maybe-quoted)
2806   "Check if the table has a marking column.
2807 If yes remove the column and the special lines."
2808   (setq org-table-colgroup-info nil)
2809   (if (memq nil
2810             (mapcar
2811              (lambda (x) (or (string-match "^[ \t]*|-" x)
2812                              (string-match
2813                               (if maybe-quoted
2814                                   "^[ \t]*| *\\\\?\\([\#!$*_^ /]\\) *|"
2815                                 "^[ \t]*| *\\([\#!$*_^ /]\\) *|")
2816                               x)))
2817              lines))
2818       (progn
2819         (setq org-table-clean-did-remove-column nil)
2820         (delq nil
2821               (mapcar
2822                (lambda (x)
2823                  (cond
2824                   ((string-match  "^[ \t]*| */ *|" x)
2825                    (setq org-table-colgroup-info
2826                          (mapcar (lambda (x)
2827                                    (cond ((member x '("<" "&lt;")) :start)
2828                                          ((member x '(">" "&gt;")) :end)
2829                                          ((member x '("<>" "&lt;&gt;")) :startend)
2830                                          (t nil)))
2831                                  (org-split-string x "[ \t]*|[ \t]*")))
2832                    nil)
2833                   (t x)))
2834                lines)))
2835     (setq org-table-clean-did-remove-column t)
2836     (delq nil
2837           (mapcar
2838            (lambda (x)
2839              (cond
2840               ((string-match  "^[ \t]*| */ *|" x)
2841                (setq org-table-colgroup-info
2842                      (mapcar (lambda (x)
2843                                (cond ((member x '("<" "&lt;")) :start)
2844                                      ((member x '(">" "&gt;")) :end)
2845                                      ((member x '("<>" "&lt;&gt;")) :startend)
2846                                      (t nil)))
2847                              (cdr (org-split-string x "[ \t]*|[ \t]*"))))
2848                nil)
2849               ((string-match "^[ \t]*| *[!_^/] *|" x)
2850                nil) ; ignore this line
2851               ((or (string-match "^\\([ \t]*\\)|-+\\+" x)
2852                    (string-match "^\\([ \t]*\\)|[^|]*|" x))
2853                ;; remove the first column
2854                (replace-match "\\1|" t nil x))))
2855            lines))))
2856
2857 (defun org-export-cleanup-toc-line (s)
2858   "Remove tags and timestamps from lines going into the toc."
2859   (when (memq org-export-with-tags '(not-in-toc nil))
2860     (if (string-match (org-re " +:[[:alnum:]_@:]+: *$") s)
2861         (setq s (replace-match "" t t s))))
2862   (when org-export-remove-timestamps-from-toc
2863     (while (string-match org-maybe-keyword-time-regexp s)
2864       (setq s (replace-match "" t t s))))
2865   (while (string-match org-bracket-link-regexp s)
2866     (setq s (replace-match (match-string (if (match-end 3) 3 1) s)
2867                            t t s)))
2868   (while (string-match "\\[\\([0-9]\\|fn:[^]]*\\)\\]" s)
2869     (setq s (replace-match "" t t s)))
2870   s)
2871
2872 (defun org-create-multibrace-regexp (left right n)
2873   "Create a regular expression which will match a balanced sexp.
2874 Opening delimiter is LEFT, and closing delimiter is RIGHT, both given
2875 as single character strings.
2876 The regexp returned will match the entire expression including the
2877 delimiters.  It will also define a single group which contains the
2878 match except for the outermost delimiters.  The maximum depth of
2879 stacked delimiters is N.  Escaping delimiters is not possible."
2880   (let* ((nothing (concat "[^" left right "]*?"))
2881          (or "\\|")
2882          (re nothing)
2883          (next (concat "\\(?:" nothing left nothing right "\\)+" nothing)))
2884     (while (> n 1)
2885       (setq n (1- n)
2886             re (concat re or next)
2887             next (concat "\\(?:" nothing left next right "\\)+" nothing)))
2888     (concat left "\\(" re "\\)" right)))
2889
2890 (defvar org-match-substring-regexp
2891   (concat
2892    "\\([^\\]\\)\\([_^]\\)\\("
2893    "\\(" (org-create-multibrace-regexp "{" "}" org-match-sexp-depth) "\\)"
2894    "\\|"
2895    "\\(" (org-create-multibrace-regexp "(" ")" org-match-sexp-depth) "\\)"
2896    "\\|"
2897    "\\(\\(?:\\*\\|[-+]?[^-+*!@#$%^_ \t\r\n,:\"?<>~;./{}=()]+\\)\\)\\)")
2898   "The regular expression matching a sub- or superscript.")
2899
2900 (defvar org-match-substring-with-braces-regexp
2901   (concat
2902    "\\([^\\]\\)\\([_^]\\)\\("
2903    "\\(" (org-create-multibrace-regexp "{" "}" org-match-sexp-depth) "\\)"
2904    "\\)")
2905   "The regular expression matching a sub- or superscript, forcing braces.")
2906
2907
2908 (defun org-get-text-property-any (pos prop &optional object)
2909   (or (get-text-property pos prop object)
2910       (and (setq pos (next-single-property-change pos prop object))
2911            (get-text-property pos prop object))))
2912
2913 (defun org-export-get-coderef-format (path desc)
2914   (save-match-data
2915     (if (and desc (string-match
2916                    (regexp-quote (concat "(" path ")"))
2917                    desc))
2918         (replace-match "%s" t t desc)
2919       (or desc "%s"))))
2920
2921 (defun org-export-push-to-kill-ring (format)
2922   "Push buffer content to kill ring.
2923 The depends on the variable `org-export-copy-to-kill'."
2924   (when org-export-copy-to-kill-ring
2925     (org-kill-new (buffer-string))
2926     (when (fboundp 'x-set-selection)
2927       (ignore-errors (x-set-selection 'PRIMARY (buffer-string)))
2928       (ignore-errors (x-set-selection 'CLIPBOARD (buffer-string))))
2929     (message "%s export done, pushed to kill ring and clipboard" format)))
2930
2931 (provide 'org-exp)
2932
2933 ;; arch-tag: 65985fe9-095c-49c7-a7b6-cb4ee15c0a95
2934
2935 ;;; org-exp.el ends here
2936