scripts/lilypond-book.py

   1 #!@TARGET_PYTHON@
   2
   3 '''
   4 Example usage:
   5
   6 test:
   7   lilypond-book --filter="tr '[a-z]' '[A-Z]'" BOOK
   8
   9 convert-ly on book:
  10   lilypond-book --filter="convert-ly --no-version --from=1.6.11 -" BOOK
  11
  12 classic lilypond-book:
  13   lilypond-book --process="lilypond" BOOK.tely
  14
  15 TODO:
  16
  17   *  this script is too complex. Modularize.
  18
  19   *  ly-options: intertext?
  20   *  --line-width?
  21   *  eps in latex / eps by lilypond -b ps?
  22   *  check latex parameters, twocolumn, multicolumn?
  23   *  use --png --ps --pdf for making images?
  24
  25   *  Converting from lilypond-book source, substitute:
  26    @mbinclude foo.itely -> @include foo.itely
  27    \mbinput -> \input
  28
  29 '''
  30
  31 import glob
  32 import os
  33 import re
  34 import stat
  35 import sys
  36 import tempfile
  37
  38 """
  39 @relocate-preamble@
  40 """
  41
  42 import lilylib as ly
  43 import fontextract
  44 import langdefs
  45 global _;_=ly._
  46
  47 ly.require_python_version ()
  48
  49 # Lilylib globals.
  50 program_version = '@TOPLEVEL_VERSION@'
  51 program_name = os.path.basename (sys.argv[0])
  52
  53 # Check if program_version contains @ characters. This will be the case if
  54 # the .py file is called directly while building the lilypond documentation.
  55 # If so, try to check for the env var LILYPOND_VERSION, which is set by our
  56 # makefiles and use its value.
  57 at_re = re.compile (r'@')
  58 if at_re.match (program_version):
  59     if os.environ.has_key('LILYPOND_VERSION'):
  60         program_version = os.environ['LILYPOND_VERSION']
  61     else:
  62         program_version = "unknown"
  63
  64 original_dir = os.getcwd ()
  65 backend = 'ps'
  66
  67 help_summary = (
  68 _ ("Process LilyPond snippets in hybrid HTML, LaTeX, texinfo or DocBook document.")
  69 + '\n\n'
  70 + _ ("Examples:")
  71 + '''
  72  $ lilypond-book --filter="tr '[a-z]' '[A-Z]'" %(BOOK)s
  73  $ lilypond-book -F "convert-ly --no-version --from=2.0.0 -" %(BOOK)s
  74  $ lilypond-book --process='lilypond -I include' %(BOOK)s
  75 ''' % {'BOOK': _ ("BOOK")})
  76
  77 authors = ('Jan Nieuwenhuizen <janneke@gnu.org>',
  78            'Han-Wen Nienhuys <hanwen@xs4all.nl>')
  79
  80 ################################################################
  81 def exit (i):
  82     if global_options.verbose:
  83         raise Exception (_ ('Exiting (%d)...') % i)
  84     else:
  85         sys.exit (i)
  86
  87 def identify ():
  88     ly.encoded_write (sys.stdout, '%s (GNU LilyPond) %s\n' % (program_name, program_version))
  89
  90 progress = ly.progress
  91
  92 def warning (s):
  93     ly.stderr_write (program_name + ": " + _ ("warning: %s") % s + '\n')
  94
  95 def error (s):
  96     ly.stderr_write (program_name + ": " + _ ("error: %s") % s + '\n')
  97
  98 def ps_page_count (ps_name):
  99     header = file (ps_name).read (1024)
 100     m = re.search ('\n%%Pages: ([0-9]+)', header)
 101     if m:
 102         return int (m.group (1))
 103     return 0
 104
 105 def warranty ():
 106     identify ()
 107     ly.encoded_write (sys.stdout, '''
 108 %s
 109
 110   %s
 111
 112 %s
 113 %s
 114 ''' % ( _ ('Copyright (c) %s by') % '2001--2009',
 115         '\n  '.join (authors),
 116         _ ("Distributed under terms of the GNU General Public License."),
 117         _ ("It comes with NO WARRANTY.")))
 118
 119 def get_option_parser ():
 120     p = ly.get_option_parser (usage=_ ("%s [OPTION]... FILE") % 'lilypond-book',
 121                               description=help_summary,
 122                               add_help_option=False)
 123
 124     p.add_option ('-F', '--filter', metavar=_ ("FILTER"),
 125                   action="store",
 126                   dest="filter_cmd",
 127                   help=_ ("pipe snippets through FILTER [default: `convert-ly -n -']"),
 128                   default=None)
 129
 130     p.add_option ('-f', '--format',
 131                   help=_ ("use output format FORMAT (texi [default], texi-html, latex, html, docbook)"),
 132                   metavar=_ ("FORMAT"),
 133                   action='store')
 134
 135     p.add_option("-h", "--help",
 136                  action="help",
 137                  help=_ ("show this help and exit"))
 138
 139     p.add_option ("-I", '--include', help=_ ("add DIR to include path"),
 140                   metavar=_ ("DIR"),
 141                   action='append', dest='include_path',
 142                   default=[os.path.abspath (os.getcwd ())])
 143
 144     p.add_option ('--info-images-dir',
 145                   help=_ ("format Texinfo output so that Info will "
 146                           "look for images of music in DIR"),
 147                   metavar=_ ("DIR"),
 148                   action='store', dest='info_images_dir',
 149                   default='')
 150
 151     p.add_option ('--latex-program',
 152                   help=_ ("run executable PROG instead of latex"),
 153                   metavar=_ ("PROG"),
 154                   action='store', dest='latex_program',
 155                   default='latex')
 156
 157     p.add_option ('--left-padding',
 158                   metavar=_ ("PAD"),
 159                   dest="padding_mm",
 160                   help=_ ("pad left side of music to align music inspite of uneven bar numbers (in mm)"),
 161                   type="float",
 162                   default=3.0)
 163
 164     p.add_option ("-o", '--output', help=_ ("write output to DIR"),
 165                   metavar=_ ("DIR"),
 166                   action='store', dest='output_dir',
 167                   default='')
 168
 169     p.add_option ('--skip-lily-check',
 170                   help=_ ("do not fail if no lilypond output is found"),
 171                   metavar=_ ("DIR"),
 172                   action='store_true', dest='skip_lilypond_run',
 173                   default=False)
 174
 175     p.add_option ('--skip-png-check',
 176                   help=_ ("do not fail if no PNG images are found for EPS files"),
 177                   metavar=_ ("DIR"),
 178                   action='store_true', dest='skip_png_check',
 179                   default=False)
 180
 181     p.add_option ('--lily-output-dir',
 182                   help=_ ("write lily-XXX files to DIR, link into --output dir"),
 183                   metavar=_ ("DIR"),
 184                   action='store', dest='lily_output_dir',
 185                   default=None)
 186
 187     p.add_option ('-P', '--process', metavar=_ ("COMMAND"),
 188                   help = _ ("process ly_files using COMMAND FILE..."),
 189                   action='store',
 190                   dest='process_cmd', default='')
 191
 192     p.add_option ('--pdf',
 193                   action="store_true",
 194                   dest="create_pdf",
 195                   help=_ ("create PDF files for use with PDFTeX"),
 196                   default=False)
 197
 198     p.add_option ('-V', '--verbose', help=_ ("be verbose"),
 199                   action="store_true",
 200                   default=False,
 201                   dest="verbose")
 202
 203     p.version = "@TOPLEVEL_VERSION@"
 204     p.add_option("--version",
 205                  action="version",
 206                  help=_ ("show version number and exit"))
 207
 208     p.add_option ('-w', '--warranty',
 209                   help=_ ("show warranty and copyright"),
 210                   action='store_true')
 211     p.add_option_group ('',
 212                         description=(
 213         _ ("Report bugs via %s")
 214         % ' http://post.gmane.org/post.php'
 215         '?group=gmane.comp.gnu.lilypond.bugs') + '\n')
 216     return p
 217
 218 lilypond_binary = os.path.join ('@bindir@', 'lilypond')
 219
 220 # If we are called with full path, try to use lilypond binary
 221 # installed in the same path; this is needed in GUB binaries, where
 222 # @bindir is always different from the installed binary path.
 223 if 'bindir' in globals () and bindir:
 224     lilypond_binary = os.path.join (bindir, 'lilypond')
 225
 226 # Only use installed binary when we are installed too.
 227 if '@bindir@' == ('@' + 'bindir@') or not os.path.exists (lilypond_binary):
 228     lilypond_binary = 'lilypond'
 229
 230 global_options = None
 231
 232
 233 default_ly_options = { 'alt': "[image of music]" }
 234
 235 document_language = ''
 236
 237 #
 238 # Is this pythonic?  Personally, I find this rather #define-nesque. --hwn
 239 #
 240 ADDVERSION = 'addversion'
 241 AFTER = 'after'
 242 BEFORE = 'before'
 243 DOCBOOK = 'docbook'
 244 EXAMPLEINDENT = 'exampleindent'
 245 FILTER = 'filter'
 246 FRAGMENT = 'fragment'
 247 HTML = 'html'
 248 INDENT = 'indent'
 249 LANG = 'lang'
 250 LATEX = 'latex'
 251 LAYOUT = 'layout'
 252 LINE_WIDTH = 'line-width'
 253 LILYQUOTE = 'lilyquote'
 254 NOFRAGMENT = 'nofragment'
 255 NOGETTEXT = 'nogettext'
 256 NOINDENT = 'noindent'
 257 NOQUOTE = 'noquote'
 258 NORAGGED_RIGHT = 'noragged-right'
 259 NOTES = 'body'
 260 NOTIME = 'notime'
 261 OUTPUT = 'output'
 262 OUTPUTIMAGE = 'outputimage'
 263 PAPER = 'paper'
 264 PREAMBLE = 'preamble'
 265 PRINTFILENAME = 'printfilename'
 266 QUOTE = 'quote'
 267 RAGGED_RIGHT = 'ragged-right'
 268 RELATIVE = 'relative'
 269 STAFFSIZE = 'staffsize'
 270 DOCTITLE = 'doctitle'
 271 TEXIDOC = 'texidoc'
 272 TEXINFO = 'texinfo'
 273 VERBATIM = 'verbatim'
 274 VERSION = 'lilypondversion'
 275 FILENAME = 'filename'
 276 ALT = 'alt'
 277
 278
 279 # NOTIME has no opposite so it isn't part of this dictionary.
 280 # NOQUOTE is used internally only.
 281 no_options = {
 282     NOFRAGMENT: FRAGMENT,
 283     NOINDENT: INDENT,
 284 }
 285
 286
 287 # Recognize special sequences in the input.
 288 #
 289 #   (?P<name>regex) -- Assign result of REGEX to NAME.
 290 #   *? -- Match non-greedily.
 291 #   (?!...) -- Match if `...' doesn't match next (without consuming
 292 #              the string).
 293 #
 294 #   (?m) -- Multiline regex: Make ^ and $ match at each line.
 295 #   (?s) -- Make the dot match all characters including newline.
 296 #   (?x) -- Ignore whitespace in patterns.
 297 no_match = 'a\ba'
 298 snippet_res = {
 299  ##
 300     DOCBOOK: {
 301         'include':
 302          no_match,
 303
 304         'lilypond':
 305          r'''(?smx)
 306           (?P<match>
 307           <(?P<inline>(inline)?)mediaobject>\s*
 308           <textobject.*?>\s*
 309           <programlisting\s+language="lilypond".*?(role="(?P<options>.*?)")?>
 310           (?P<code>.*?)
 311           </programlisting\s*>\s*
 312           </textobject\s*>\s*
 313           </(inline)?mediaobject>)''',
 314
 315         'lilypond_block':
 316          r'''(?smx)
 317           (?P<match>
 318           <(?P<inline>(inline)?)mediaobject>\s*
 319           <textobject.*?>\s*
 320           <programlisting\s+language="lilypond".*?(role="(?P<options>.*?)")?>
 321           (?P<code>.*?)
 322           </programlisting\s*>\s*
 323           </textobject\s*>\s*
 324           </(inline)?mediaobject>)''',
 325
 326         'lilypond_file':
 327          r'''(?smx)
 328           (?P<match>
 329           <(?P<inline>(inline)?)mediaobject>\s*
 330           <imageobject.*?>\s*
 331           <imagedata\s+
 332            fileref="(?P<filename>.*?\.ly)"\s*
 333            (role="(?P<options>.*?)")?\s*
 334            (/>|>\s*</imagedata>)\s*
 335           </imageobject>\s*
 336           </(inline)?mediaobject>)''',
 337
 338         'multiline_comment':
 339          r'''(?smx)
 340           (?P<match>
 341           \s*(?!@c\s+)
 342           (?P<code><!--\s.*?!-->)
 343           \s)''',
 344
 345         'singleline_comment':
 346          no_match,
 347
 348         'verb':
 349          no_match,
 350
 351         'verbatim':
 352          no_match,
 353
 354         'lilypondversion':
 355          no_match,
 356     },
 357     ##
 358     HTML: {
 359         'include':
 360          no_match,
 361
 362         'lilypond':
 363          r'''(?mx)
 364           (?P<match>
 365           <lilypond
 366            (\s*(?P<options>.*?)\s*:)?\s*
 367            (?P<code>.*?)
 368           />)''',
 369
 370         'lilypond_block':
 371          r'''(?msx)
 372           (?P<match>
 373           <lilypond
 374            \s*(?P<options>.*?)\s*
 375           >
 376           (?P<code>.*?)
 377           </lilypond>)''',
 378
 379         'lilypond_file':
 380          r'''(?mx)
 381           (?P<match>
 382           <lilypondfile
 383            \s*(?P<options>.*?)\s*
 384           >
 385           \s*(?P<filename>.*?)\s*
 386           </lilypondfile>)''',
 387
 388         'multiline_comment':
 389          r'''(?smx)
 390           (?P<match>
 391           \s*(?!@c\s+)
 392           (?P<code><!--\s.*?!-->)
 393           \s)''',
 394
 395         'singleline_comment':
 396          no_match,
 397
 398         'verb':
 399          r'''(?x)
 400           (?P<match>
 401            (?P<code><pre>.*?</pre>))''',
 402
 403         'verbatim':
 404          r'''(?x)
 405           (?s)
 406           (?P<match>
 407            (?P<code><pre>\s.*?</pre>\s))''',
 408
 409         'lilypondversion':
 410          r'''(?mx)
 411           (?P<match>
 412           <lilypondversion\s*/>)''',
 413     },
 414
 415     ##
 416     LATEX: {
 417         'include':
 418          r'''(?smx)
 419           ^[^%\n]*?
 420           (?P<match>
 421           \\input\s*{
 422            (?P<filename>\S+?)
 423           })''',
 424
 425         'lilypond':
 426          r'''(?smx)
 427           ^[^%\n]*?
 428           (?P<match>
 429           \\lilypond\s*(
 430           \[
 431            \s*(?P<options>.*?)\s*
 432           \])?\s*{
 433            (?P<code>.*?)
 434           })''',
 435
 436         'lilypond_block':
 437          r'''(?smx)
 438           ^[^%\n]*?
 439           (?P<match>
 440           \\begin\s*(
 441           \[
 442            \s*(?P<options>.*?)\s*
 443           \])?\s*{lilypond}
 444            (?P<code>.*?)
 445           ^[^%\n]*?
 446           \\end\s*{lilypond})''',
 447
 448         'lilypond_file':
 449          r'''(?smx)
 450           ^[^%\n]*?
 451           (?P<match>
 452           \\lilypondfile\s*(
 453           \[
 454            \s*(?P<options>.*?)\s*
 455           \])?\s*\{
 456            (?P<filename>\S+?)
 457           })''',
 458
 459         'multiline_comment':
 460          no_match,
 461
 462         'singleline_comment':
 463          r'''(?mx)
 464           ^.*?
 465           (?P<match>
 466            (?P<code>
 467            %.*$\n+))''',
 468
 469         'verb':
 470          r'''(?mx)
 471           ^[^%\n]*?
 472           (?P<match>
 473            (?P<code>
 474            \\verb(?P<del>.)
 475             .*?
 476            (?P=del)))''',
 477
 478         'verbatim':
 479          r'''(?msx)
 480           ^[^%\n]*?
 481           (?P<match>
 482            (?P<code>
 483            \\begin\s*{verbatim}
 484             .*?
 485            \\end\s*{verbatim}))''',
 486
 487         'lilypondversion':
 488          r'''(?smx)
 489           (?P<match>
 490           \\lilypondversion)[^a-zA-Z]''',
 491
 492     },
 493
 494     ##
 495     TEXINFO: {
 496         'include':
 497          r'''(?mx)
 498           ^(?P<match>
 499           @include\s+
 500            (?P<filename>\S+))''',
 501
 502         'lilypond':
 503          r'''(?smx)
 504           ^[^\n]*?(?!@c\s+)[^\n]*?
 505           (?P<match>
 506           @lilypond\s*(
 507           \[
 508            \s*(?P<options>.*?)\s*
 509           \])?\s*{
 510            (?P<code>.*?)
 511           })''',
 512
 513         'lilypond_block':
 514          r'''(?msx)
 515           ^(?P<match>
 516           @lilypond\s*(
 517           \[
 518            \s*(?P<options>.*?)\s*
 519           \])?\s+?
 520           ^(?P<code>.*?)
 521           ^@end\s+lilypond)\s''',
 522
 523         'lilypond_file':
 524          r'''(?mx)
 525           ^(?P<match>
 526           @lilypondfile\s*(
 527           \[
 528            \s*(?P<options>.*?)\s*
 529           \])?\s*{
 530            (?P<filename>\S+)
 531           })''',
 532
 533         'multiline_comment':
 534          r'''(?smx)
 535           ^(?P<match>
 536            (?P<code>
 537            @ignore\s
 538             .*?
 539            @end\s+ignore))\s''',
 540
 541         'singleline_comment':
 542          r'''(?mx)
 543           ^.*
 544           (?P<match>
 545            (?P<code>
 546            @c([ \t][^\n]*|)\n))''',
 547
 548     # Don't do this: It interferes with @code{@{}.
 549     #        'verb': r'''(?P<code>@code{.*?})''',
 550
 551         'verbatim':
 552          r'''(?sx)
 553           (?P<match>
 554            (?P<code>
 555            @example
 556             \s.*?
 557            @end\s+example\s))''',
 558
 559         'lilypondversion':
 560          r'''(?mx)
 561          [^@](?P<match>
 562           @lilypondversion)[^a-zA-Z]''',
 563
 564     },
 565 }
 566
 567
 568 format_res = {
 569     DOCBOOK: {
 570         'intertext': r',?\s*intertext=\".*?\"',
 571         'option_sep': '\s*',
 572     },
 573     HTML: {
 574         'intertext': r',?\s*intertext=\".*?\"',
 575         'option_sep': '\s*',
 576     },
 577
 578     LATEX: {
 579         'intertext': r',?\s*intertext=\".*?\"',
 580         'option_sep': '\s*,\s*',
 581     },
 582
 583     TEXINFO: {
 584         'intertext': r',?\s*intertext=\".*?\"',
 585         'option_sep': '\s*,\s*',
 586     },
 587 }
 588
 589
 590 # Options without a pattern in ly_options.
 591 simple_options = [
 592     EXAMPLEINDENT,
 593     FRAGMENT,
 594     NOFRAGMENT,
 595     NOGETTEXT,
 596     NOINDENT,
 597     PRINTFILENAME,
 598     DOCTITLE,
 599     TEXIDOC,
 600     LANG,
 601     VERBATIM,
 602     FILENAME,
 603     ALT,
 604     ADDVERSION
 605 ]
 606
 607 ly_options = {
 608     ##
 609     NOTES: {
 610         RELATIVE: r'''\relative c%(relative_quotes)s''',
 611     },
 612
 613     ##
 614     PAPER: {
 615         INDENT: r'''indent = %(indent)s''',
 616
 617         LINE_WIDTH: r'''line-width = %(line-width)s''',
 618
 619         QUOTE: r'''line-width = %(line-width)s - 2.0 * %(exampleindent)s''',
 620
 621         LILYQUOTE: r'''line-width = %(line-width)s - 2.0 * %(exampleindent)s''',
 622
 623         RAGGED_RIGHT: r'''ragged-right = ##t''',
 624
 625         NORAGGED_RIGHT: r'''ragged-right = ##f''',
 626     },
 627
 628     ##
 629     LAYOUT: {
 630         NOTIME: r'''
 631  \context {
 632    \Score
 633    timing = ##f
 634  }
 635  \context {
 636    \Staff
 637    \remove "Time_signature_engraver"
 638  }''',
 639     },
 640
 641     ##
 642     PREAMBLE: {
 643         STAFFSIZE: r'''#(set-global-staff-size %(staffsize)s)''',
 644     },
 645 }
 646
 647 output = {
 648     ##
 649     DOCBOOK: {
 650         FILTER: r'''<mediaobject>
 651   <textobject>
 652     <programlisting language="lilypond"
 653                     role="%(options)s">
 654 %(code)s
 655     </programlisting>
 656   </textobject>
 657 </mediaobject>''',
 658
 659         OUTPUT: r'''<imageobject role="latex">
 660   <imagedata fileref="%(base)s.pdf" format="PDF"/>
 661 </imageobject>
 662 <imageobject role="html">
 663   <imagedata fileref="%(base)s.png" format="PNG"/>
 664 </imageobject>''',
 665
 666         VERBATIM: r'''<programlisting>
 667 %(verb)s</programlisting>''',
 668
 669         VERSION: program_version,
 670
 671         PRINTFILENAME: r'''<textobject>
 672   <simpara>
 673     <ulink url="%(base)s.ly">
 674       <filename>
 675         %(filename)s
 676       </filename>
 677     </ulink>
 678   </simpara>
 679 </textobject>'''
 680     },
 681     ##
 682     HTML: {
 683         FILTER: r'''<lilypond %(options)s>
 684 %(code)s
 685 </lilypond>
 686 ''',
 687
 688         AFTER: r'''
 689  </a>
 690 </p>''',
 691
 692         BEFORE: r'''<p>
 693  <a href="%(base)s.ly">''',
 694
 695         OUTPUT: r'''
 696   <img align="middle"
 697        border="0"
 698        src="%(image)s"
 699        alt="%(alt)s">''',
 700
 701         PRINTFILENAME: '<p><tt><a href="%(base)s.ly">%(filename)s</a></tt></p>',
 702
 703         QUOTE: r'''<blockquote>
 704 %(str)s
 705 </blockquote>
 706 ''',
 707
 708         VERBATIM: r'''<pre>
 709 %(verb)s</pre>''',
 710
 711         VERSION: program_version,
 712     },
 713
 714     ##
 715     LATEX: {
 716         OUTPUT: r'''{%%
 717 \parindent 0pt
 718 \ifx\preLilyPondExample \undefined
 719 \else
 720   \expandafter\preLilyPondExample
 721 \fi
 722 \def\lilypondbook{}%%
 723 \input %(base)s-systems.tex
 724 \ifx\postLilyPondExample \undefined
 725 \else
 726   \expandafter\postLilyPondExample
 727 \fi
 728 }''',
 729
 730         PRINTFILENAME: '''\\texttt{%(filename)s}
 731 ''',
 732
 733         QUOTE: r'''\begin{quotation}
 734 %(str)s
 735 \end{quotation}''',
 736
 737         VERBATIM: r'''\noindent
 738 \begin{verbatim}%(verb)s\end{verbatim}
 739 ''',
 740
 741         VERSION: program_version,
 742
 743         FILTER: r'''\begin{lilypond}[%(options)s]
 744 %(code)s
 745 \end{lilypond}''',
 746     },
 747
 748     ##
 749     TEXINFO: {
 750         FILTER: r'''@lilypond[%(options)s]
 751 %(code)s
 752 @lilypond''',
 753
 754         OUTPUT: r'''
 755 @iftex
 756 @include %(base)s-systems.texi
 757 @end iftex
 758 ''',
 759
 760         OUTPUTIMAGE: r'''@noindent
 761 @ifinfo
 762 @image{%(info_image_path)s,,,%(alt)s,%(ext)s}
 763 @end ifinfo
 764 @html
 765 <p>
 766  <a href="%(base)s.ly">
 767   <img align="middle"
 768        border="0"
 769        src="%(image)s"
 770        alt="%(alt)s">
 771  </a>
 772 </p>
 773 @end html
 774 ''',
 775
 776         PRINTFILENAME: '''
 777 @html
 778 <a href="%(base)s.ly">
 779 @end html
 780 @file{%(filename)s}
 781 @html
 782 </a>
 783 @end html
 784     ''',
 785
 786         QUOTE: r'''@quotation
 787 %(str)s@end quotation
 788 ''',
 789
 790         NOQUOTE: r'''@format
 791 %(str)s@end format
 792 ''',
 793
 794         VERBATIM: r'''@exampleindent 0
 795 %(version)s@verbatim
 796 %(verb)s@end verbatim
 797 ''',
 798
 799         VERSION: program_version,
 800
 801         ADDVERSION: r'''@example
 802 \version @w{"@version{}"}
 803 @end example
 804 '''
 805     },
 806 }
 807
 808 #
 809 # Maintain line numbers.
 810 #
 811
 812 ## TODO
 813 if 0:
 814     for f in [HTML, LATEX]:
 815         for s in (QUOTE, VERBATIM):
 816             output[f][s] = output[f][s].replace("\n"," ")
 817
 818
 819 PREAMBLE_LY = '''%%%% Generated by %(program_name)s
 820 %%%% Options: [%(option_string)s]
 821 \\include "lilypond-book-preamble.ly"
 822
 823
 824 %% ****************************************************************
 825 %% Start cut-&-pastable-section
 826 %% ****************************************************************
 827
 828 %(preamble_string)s
 829
 830 \paper {
 831   %(paper_string)s
 832   force-assignment = #""
 833   line-width = #(- line-width (* mm  %(padding_mm)f))
 834 }
 835
 836 \layout {
 837   %(layout_string)s
 838 }
 839 '''
 840
 841 FRAGMENT_LY = r'''
 842 %(notes_string)s
 843 {
 844
 845
 846 %% ****************************************************************
 847 %% ly snippet contents follows:
 848 %% ****************************************************************
 849 %(code)s
 850
 851
 852 %% ****************************************************************
 853 %% end ly snippet
 854 %% ****************************************************************
 855 }
 856 '''
 857
 858 FULL_LY = '''
 859
 860
 861 %% ****************************************************************
 862 %% ly snippet:
 863 %% ****************************************************************
 864 %(code)s
 865
 866
 867 %% ****************************************************************
 868 %% end ly snippet
 869 %% ****************************************************************
 870 '''
 871
 872 texinfo_line_widths = {
 873     '@afourpaper': '160\\mm',
 874     '@afourwide': '6.5\\in',
 875     '@afourlatex': '150\\mm',
 876     '@smallbook': '5\\in',
 877     '@letterpaper': '6\\in',
 878 }
 879
 880 def classic_lilypond_book_compatibility (key, value):
 881     if key == 'singleline' and value == None:
 882         return (RAGGED_RIGHT, None)
 883
 884     m = re.search ('relative\s*([-0-9])', key)
 885     if m:
 886         return ('relative', m.group (1))
 887
 888     m = re.match ('([0-9]+)pt', key)
 889     if m:
 890         return ('staffsize', m.group (1))
 891
 892     if key == 'indent' or key == 'line-width':
 893         m = re.match ('([-.0-9]+)(cm|in|mm|pt|staffspace)', value)
 894         if m:
 895             f = float (m.group (1))
 896             return (key, '%f\\%s' % (f, m.group (2)))
 897
 898     return (None, None)
 899
 900 def find_file (name, raise_error=True):
 901     for i in global_options.include_path:
 902         full = os.path.join (i, name)
 903         if os.path.exists (full):
 904             return full
 905
 906     if raise_error:
 907         error (_ ("file not found: %s") % name + '\n')
 908         exit (1)
 909     return ''
 910
 911 def verbatim_html (s):
 912     return re.sub ('>', '&gt;',
 913            re.sub ('<', '&lt;',
 914                re.sub ('&', '&amp;', s)))
 915
 916 ly_var_def_re = re.compile (r'^([a-zA-Z]+)[\t ]*=', re.M)
 917 ly_comment_re = re.compile (r'(%+[\t ]*)(.*)$', re.M)
 918 ly_context_id_re = re.compile ('\\\\(?:new|context)\\s+(?:[a-zA-Z]*?(?:Staff\
 919 (?:Group)?|Voice|FiguredBass|FretBoards|Names|Devnull))\\s+=\\s+"?([a-zA-Z]+)"?\\s+')
 920
 921 def ly_comment_gettext (t, m):
 922     return m.group (1) + t (m.group (2))
 923
 924 def verb_ly_gettext (s):
 925     if not document_language:
 926         return s
 927     try:
 928         t = langdefs.translation[document_language]
 929     except:
 930         return s
 931
 932     s = ly_comment_re.sub (lambda m: ly_comment_gettext (t, m), s)
 933
 934     if langdefs.LANGDICT[document_language].enable_ly_identifier_l10n:
 935         for v in ly_var_def_re.findall (s):
 936             s = re.sub (r"(?m)(^|[' \\#])%s([^a-zA-Z])" % v,
 937                         "\\1" + t (v) + "\\2",
 938                         s)
 939         for id in ly_context_id_re.findall (s):
 940             s = re.sub (r'(\s+|")%s(\s+|")' % id,
 941                         "\\1" + t (id) + "\\2",
 942                         s)
 943     return s
 944
 945 texinfo_lang_re = re.compile ('(?m)^@documentlanguage (.*?)( |$)')
 946 def set_default_options (source, default_ly_options, format):
 947     global document_language
 948     if LINE_WIDTH not in default_ly_options:
 949         if format == LATEX:
 950             textwidth = get_latex_textwidth (source)
 951             default_ly_options[LINE_WIDTH] = '%.0f\\pt' % textwidth
 952         elif format == TEXINFO:
 953             m = texinfo_lang_re.search (source)
 954             if m and not m.group (1).startswith ('en'):
 955                 document_language = m.group (1)
 956             else:
 957                 document_language = ''
 958             for regex in texinfo_line_widths:
 959                 # FIXME: @layout is usually not in
 960                 # chunk #0:
 961                 #
 962                 #  \input texinfo @c -*-texinfo-*-
 963                 #
 964                 # Bluntly search first K items of
 965                 # source.
 966                 # s = chunks[0].replacement_text ()
 967                 if re.search (regex, source[:1024]):
 968                     default_ly_options[LINE_WIDTH] = texinfo_line_widths[regex]
 969                     break
 970
 971 class Chunk:
 972     def replacement_text (self):
 973         return ''
 974
 975     def filter_text (self):
 976         return self.replacement_text ()
 977
 978     def is_plain (self):
 979         return False
 980
 981 class Substring (Chunk):
 982     """A string that does not require extra memory."""
 983     def __init__ (self, source, start, end, line_number):
 984         self.source = source
 985         self.start = start
 986         self.end = end
 987         self.line_number = line_number
 988         self.override_text = None
 989
 990     def is_plain (self):
 991         return True
 992
 993     def replacement_text (self):
 994         if self.override_text:
 995             return self.override_text
 996         else:
 997             return self.source[self.start:self.end]
 998
 999 class Snippet (Chunk):
1000     def __init__ (self, type, match, format, line_number):
1001         self.type = type
1002         self.match = match
1003         self.checksum = 0
1004         self.option_dict = {}
1005         self.format = format
1006         self.line_number = line_number
1007
1008     def replacement_text (self):
1009         return self.match.group ('match')
1010
1011     def substring (self, s):
1012         return self.match.group (s)
1013
1014     def __repr__ (self):
1015         return `self.__class__` + ' type = ' + self.type
1016
1017 class IncludeSnippet (Snippet):
1018     def processed_filename (self):
1019         f = self.substring ('filename')
1020         return os.path.splitext (f)[0] + format2ext[self.format]
1021
1022     def replacement_text (self):
1023         s = self.match.group ('match')
1024         f = self.substring ('filename')
1025
1026         return re.sub (f, self.processed_filename (), s)
1027
1028 class LilypondSnippet (Snippet):
1029     def __init__ (self, type, match, format, line_number):
1030         Snippet.__init__ (self, type, match, format, line_number)
1031         os = match.group ('options')
1032         self.do_options (os, self.type)
1033
1034     def verb_ly (self):
1035         verb_text = self.substring ('code')
1036         if not NOGETTEXT in self.option_dict:
1037             verb_text = verb_ly_gettext (verb_text)
1038         if not verb_text.endswith ('\n'):
1039             verb_text += '\n'
1040         return verb_text
1041
1042     def ly (self):
1043         contents = self.substring ('code')
1044         return ('\\sourcefileline %d\n%s'
1045                 % (self.line_number - 1, contents))
1046
1047     def full_ly (self):
1048         s = self.ly ()
1049         if s:
1050             return self.compose_ly (s)
1051         return ''
1052
1053     def split_options (self, option_string):
1054         if option_string:
1055             if self.format == HTML:
1056                 options = re.findall('[\w\.-:]+(?:\s*=\s*(?:"[^"]*"|\'[^\']*\'|\S+))?',
1057                                      option_string)
1058                 options = [re.sub('^([^=]+=\s*)(?P<q>["\'])(.*)(?P=q)', '\g<1>\g<3>', opt)
1059                            for opt in options]
1060                 return options
1061             else:
1062                 return re.split (format_res[self.format]['option_sep'],
1063                                  option_string)
1064         return []
1065
1066     def do_options (self, option_string, type):
1067         self.option_dict = {}
1068
1069         options = self.split_options (option_string)
1070
1071         for option in options:
1072             if '=' in option:
1073                 (key, value) = re.split ('\s*=\s*', option)
1074                 self.option_dict[key] = value
1075             else:
1076                 if option in no_options:
1077                     if no_options[option] in self.option_dict:
1078                         del self.option_dict[no_options[option]]
1079                 else:
1080                     self.option_dict[option] = None
1081
1082         has_line_width = self.option_dict.has_key (LINE_WIDTH)
1083         no_line_width_value = 0
1084
1085         # If LINE_WIDTH is used without parameter, set it to default.
1086         if has_line_width and self.option_dict[LINE_WIDTH] == None:
1087             no_line_width_value = 1
1088             del self.option_dict[LINE_WIDTH]
1089
1090         for k in default_ly_options:
1091             if k not in self.option_dict:
1092                 self.option_dict[k] = default_ly_options[k]
1093
1094         # RELATIVE does not work without FRAGMENT;
1095         # make RELATIVE imply FRAGMENT
1096         has_relative = self.option_dict.has_key (RELATIVE)
1097         if has_relative and not self.option_dict.has_key (FRAGMENT):
1098             self.option_dict[FRAGMENT] = None
1099
1100         if not has_line_width:
1101             if type == 'lilypond' or FRAGMENT in self.option_dict:
1102                 self.option_dict[RAGGED_RIGHT] = None
1103
1104             if type == 'lilypond':
1105                 if LINE_WIDTH in self.option_dict:
1106                     del self.option_dict[LINE_WIDTH]
1107             else:
1108                 if RAGGED_RIGHT in self.option_dict:
1109                     if LINE_WIDTH in self.option_dict:
1110                         del self.option_dict[LINE_WIDTH]
1111
1112             if QUOTE in self.option_dict or type == 'lilypond':
1113                 if LINE_WIDTH in self.option_dict:
1114                     del self.option_dict[LINE_WIDTH]
1115
1116         if not INDENT in self.option_dict:
1117             self.option_dict[INDENT] = '0\\mm'
1118
1119         # The QUOTE pattern from ly_options only emits the `line-width'
1120         # keyword.
1121         if has_line_width and QUOTE in self.option_dict:
1122             if no_line_width_value:
1123                 del self.option_dict[LINE_WIDTH]
1124             else:
1125                 del self.option_dict[QUOTE]
1126
1127     def compose_ly (self, code):
1128         if FRAGMENT in self.option_dict:
1129             body = FRAGMENT_LY
1130         else:
1131             body = FULL_LY
1132
1133         # Defaults.
1134         relative = 1
1135         override = {}
1136         # The original concept of the `exampleindent' option is broken.
1137         # It is not possible to get a sane value for @exampleindent at all
1138         # without processing the document itself.  Saying
1139         #
1140         #   @exampleindent 0
1141         #   @example
1142         #   ...
1143         #   @end example
1144         #   @exampleindent 5
1145         #
1146         # causes ugly results with the DVI backend of texinfo since the
1147         # default value for @exampleindent isn't 5em but 0.4in (or a smaller
1148         # value).  Executing the above code changes the environment
1149         # indentation to an unknown value because we don't know the amount
1150         # of 1em in advance since it is font-dependent.  Modifying
1151         # @exampleindent in the middle of a document is simply not
1152         # supported within texinfo.
1153         #
1154         # As a consequence, the only function of @exampleindent is now to
1155         # specify the amount of indentation for the `quote' option.
1156         #
1157         # To set @exampleindent locally to zero, we use the @format
1158         # environment for non-quoted snippets.
1159         override[EXAMPLEINDENT] = r'0.4\in'
1160         override[LINE_WIDTH] = texinfo_line_widths['@smallbook']
1161         override.update (default_ly_options)
1162
1163         option_list = []
1164         for (key, value) in self.option_dict.items ():
1165             if value == None:
1166                 option_list.append (key)
1167             else:
1168                 option_list.append (key + '=' + value)
1169         option_string = ','.join (option_list)
1170
1171         compose_dict = {}
1172         compose_types = [NOTES, PREAMBLE, LAYOUT, PAPER]
1173         for a in compose_types:
1174             compose_dict[a] = []
1175
1176         for (key, value) in self.option_dict.items ():
1177             (c_key, c_value) = classic_lilypond_book_compatibility (key, value)
1178             if c_key:
1179                 if c_value:
1180                     warning (
1181                         _ ("deprecated ly-option used: %s=%s") % (key, value))
1182                     warning (
1183                         _ ("compatibility mode translation: %s=%s") % (c_key, c_value))
1184                 else:
1185                     warning (
1186                         _ ("deprecated ly-option used: %s") % key)
1187                     warning (
1188                         _ ("compatibility mode translation: %s") % c_key)
1189
1190                 (key, value) = (c_key, c_value)
1191
1192             if value:
1193                 override[key] = value
1194             else:
1195                 if not override.has_key (key):
1196                     override[key] = None
1197
1198             found = 0
1199             for type in compose_types:
1200                 if ly_options[type].has_key (key):
1201                     compose_dict[type].append (ly_options[type][key])
1202                     found = 1
1203                     break
1204
1205             if not found and key not in simple_options:
1206                 warning (_ ("ignoring unknown ly option: %s") % key)
1207
1208         # URGS
1209         if RELATIVE in override and override[RELATIVE]:
1210             relative = int (override[RELATIVE])
1211
1212         relative_quotes = ''
1213
1214         # 1 = central C
1215         if relative < 0:
1216             relative_quotes += ',' * (- relative)
1217         elif relative > 0:
1218             relative_quotes += "'" * relative
1219
1220         paper_string = '\n  '.join (compose_dict[PAPER]) % override
1221         layout_string = '\n  '.join (compose_dict[LAYOUT]) % override
1222         notes_string = '\n  '.join (compose_dict[NOTES]) % vars ()
1223         preamble_string = '\n  '.join (compose_dict[PREAMBLE]) % override
1224         padding_mm = global_options.padding_mm
1225
1226         d = globals().copy()
1227         d.update (locals())
1228         return (PREAMBLE_LY + body) % d
1229
1230     def get_checksum (self):
1231         if not self.checksum:
1232             # Work-around for md5 module deprecation warning in python 2.5+:
1233             try:
1234                 from hashlib import md5
1235             except ImportError:
1236                 from md5 import md5
1237
1238             hash = md5 (self.relevant_contents (self.full_ly ()))
1239
1240             ## let's not create too long names.
1241             self.checksum = hash.hexdigest ()[:10]
1242
1243         return self.checksum
1244
1245     def basename (self):
1246         cs = self.get_checksum ()
1247         name = '%s/lily-%s' % (cs[:2], cs[2:10])
1248         return name
1249
1250     def write_ly (self):
1251         base = self.basename ()
1252         path = os.path.join (global_options.lily_output_dir, base)
1253         directory = os.path.split(path)[0]
1254         if not os.path.isdir (directory):
1255             os.makedirs (directory)
1256         out = file (path + '.ly', 'w')
1257         out.write (self.full_ly ())
1258         file (path + '.txt', 'w').write ('image of music')
1259
1260     def relevant_contents (self, ly):
1261         return re.sub (r'\\(version|sourcefileline|sourcefilename)[^\n]*\n|' +
1262                        NOGETTEXT + '[,\]]', '', ly)
1263
1264     def link_all_output_files (self, output_dir, output_dir_files, destination):
1265         existing, missing = self.all_output_files (output_dir, output_dir_files)
1266         if missing:
1267             print '\nMissing', missing
1268             raise CompileError(self.basename())
1269         for name in existing:
1270             try:
1271                 os.unlink (os.path.join (destination, name))
1272             except OSError:
1273                 pass
1274
1275             src = os.path.join (output_dir, name)
1276             dst = os.path.join (destination, name)
1277             dst_path = os.path.split(dst)[0]
1278             if not os.path.isdir (dst_path):
1279                 os.makedirs (dst_path)
1280             os.link (src, dst)
1281
1282
1283     def all_output_files (self, output_dir, output_dir_files):
1284         """Return all files generated in lily_output_dir, a set.
1285
1286         output_dir_files is the list of files in the output directory.
1287         """
1288         result = set ()
1289         missing = set ()
1290         base = self.basename()
1291         full = os.path.join (output_dir, base)
1292         def consider_file (name):
1293             if name in output_dir_files:
1294                 result.add (name)
1295
1296         def require_file (name):
1297             if name in output_dir_files:
1298                 result.add (name)
1299             else:
1300                 missing.add (name)
1301
1302         # UGH - junk global_options
1303         skip_lily = global_options.skip_lilypond_run
1304         for required in [base + '.ly',
1305                          base + '.txt']:
1306             require_file (required)
1307         if not skip_lily:
1308             require_file (base + '-systems.count')
1309
1310         if 'ddump-profile' in global_options.process_cmd:
1311             require_file (base + '.profile')
1312         if 'dseparate-log-file' in global_options.process_cmd:
1313             require_file (base + '.log')
1314
1315         map (consider_file, [base + '.tex',
1316                              base + '.eps',
1317                              base + '.texidoc',
1318                              base + '.doctitle',
1319                              base + '-systems.texi',
1320                              base + '-systems.tex',
1321                              base + '-systems.pdftexi'])
1322         if document_language:
1323             map (consider_file,
1324                  [base + '.texidoc' + document_language,
1325                   base + '.doctitle' + document_language])
1326
1327         # UGH - junk global_options
1328         if (base + '.eps' in result and self.format in (HTML, TEXINFO)
1329             and not global_options.skip_png_check):
1330             page_count = ps_page_count (full + '.eps')
1331             if page_count <= 1:
1332                 require_file (base + '.png')
1333             else:
1334                 for page in range (1, page_count + 1):
1335                     require_file (base + '-page%d.png' % page)
1336
1337         system_count = 0
1338         if not skip_lily and not missing:
1339             system_count = int(file (full + '-systems.count').read())
1340
1341         for number in range(1, system_count + 1):
1342             systemfile = '%s-%d' % (base, number)
1343             require_file (systemfile + '.eps')
1344             consider_file (systemfile + '.pdf')
1345
1346             # We can't require signatures, since books and toplevel
1347             # markups do not output a signature.
1348             if 'ddump-signature' in global_options.process_cmd:
1349                 consider_file (systemfile + '.signature')
1350
1351
1352         return (result, missing)
1353
1354     def is_outdated (self, output_dir, current_files):
1355         found, missing = self.all_output_files (output_dir, current_files)
1356         return missing
1357
1358     def filter_text (self):
1359         """Run snippet bodies through a command (say: convert-ly).
1360
1361         This functionality is rarely used, and this code must have bitrot.
1362         """
1363         code = self.substring ('code')
1364         s = filter_pipe (code, global_options.filter_cmd)
1365         d = {
1366             'code': s,
1367             'options': self.match.group ('options')
1368         }
1369         # TODO
1370         return output[self.format][FILTER] % d
1371
1372     def replacement_text (self):
1373         func = LilypondSnippet.__dict__['output_' + self.format]
1374         return func (self)
1375
1376     def get_images (self):
1377         base = self.basename ()
1378
1379         single = '%(base)s.png' % vars ()
1380         multiple = '%(base)s-page1.png' % vars ()
1381         images = (single,)
1382         if (os.path.exists (multiple)
1383             and (not os.path.exists (single)
1384                  or (os.stat (multiple)[stat.ST_MTIME]
1385                      > os.stat (single)[stat.ST_MTIME]))):
1386             count = ps_page_count ('%(base)s.eps' % vars ())
1387             images = ['%s-page%d.png' % (base, page) for page in range (1, count+1)]
1388             images = tuple (images)
1389
1390         return images
1391
1392     def output_docbook (self):
1393         str = ''
1394         base = self.basename ()
1395         for image in self.get_images ():
1396             (base, ext) = os.path.splitext (image)
1397             str += output[DOCBOOK][OUTPUT] % vars ()
1398             str += self.output_print_filename (DOCBOOK)
1399             if (self.substring('inline') == 'inline'):
1400                 str = '<inlinemediaobject>' + str + '</inlinemediaobject>'
1401             else:
1402                 str = '<mediaobject>' + str + '</mediaobject>'
1403         if VERBATIM in self.option_dict:
1404                 verb = verbatim_html (self.verb_ly ())
1405                 str = output[DOCBOOK][VERBATIM] % vars () + str
1406         return str
1407
1408     def output_html (self):
1409         str = ''
1410         base = self.basename ()
1411         if self.format == HTML:
1412             str += self.output_print_filename (HTML)
1413             if VERBATIM in self.option_dict:
1414                 verb = verbatim_html (self.verb_ly ())
1415                 str += output[HTML][VERBATIM] % vars ()
1416             if QUOTE in self.option_dict:
1417                 str = output[HTML][QUOTE] % vars ()
1418
1419         str += output[HTML][BEFORE] % vars ()
1420         for image in self.get_images ():
1421             (base, ext) = os.path.splitext (image)
1422             alt = self.option_dict[ALT]
1423             str += output[HTML][OUTPUT] % vars ()
1424         str += output[HTML][AFTER] % vars ()
1425         return str
1426
1427     def output_info (self):
1428         str = ''
1429         for image in self.get_images ():
1430             (base, ext) = os.path.splitext (image)
1431
1432             # URG, makeinfo implicitly prepends dot to extension.
1433             # Specifying no extension is most robust.
1434             ext = ''
1435             alt = self.option_dict[ALT]
1436             info_image_path = os.path.join (global_options.info_images_dir, base)
1437             str += output[TEXINFO][OUTPUTIMAGE] % vars ()
1438
1439         base = self.basename ()
1440         str += output[self.format][OUTPUT] % vars ()
1441         return str
1442
1443     def output_latex (self):
1444         str = ''
1445         base = self.basename ()
1446         if self.format == LATEX:
1447             str += self.output_print_filename (LATEX)
1448             if VERBATIM in self.option_dict:
1449                 verb = self.verb_ly ()
1450                 str += (output[LATEX][VERBATIM] % vars ())
1451
1452         str += (output[LATEX][OUTPUT] % vars ())
1453
1454         ## todo: maintain breaks
1455         if 0:
1456             breaks = self.ly ().count ("\n")
1457             str += "".ljust (breaks, "\n").replace ("\n","%\n")
1458
1459         if QUOTE in self.option_dict:
1460             str = output[LATEX][QUOTE] % vars ()
1461         return str
1462
1463     def output_print_filename (self, format):
1464         str = ''
1465         if PRINTFILENAME in self.option_dict:
1466             base = self.basename ()
1467             filename = os.path.basename (self.substring ('filename'))
1468             str = output[format][PRINTFILENAME] % vars ()
1469
1470         return str
1471
1472     def output_texinfo (self):
1473         str = self.output_print_filename (TEXINFO)
1474         base = self.basename ()
1475         if DOCTITLE in self.option_dict:
1476             doctitle = base + '.doctitle'
1477             translated_doctitle = doctitle + document_language
1478             if os.path.exists (translated_doctitle):
1479                 str += '@lydoctitle %s\n\n' % open (translated_doctitle).read ()
1480             elif os.path.exists (doctitle):
1481                 str += '@lydoctitle %s\n\n' % open (doctitle).read ()
1482         if TEXIDOC in self.option_dict:
1483             texidoc = base + '.texidoc'
1484             translated_texidoc = texidoc + document_language
1485             if os.path.exists (translated_texidoc):
1486                 str += '@include %(translated_texidoc)s\n\n' % vars ()
1487             elif os.path.exists (texidoc):
1488                 str += '@include %(texidoc)s\n\n' % vars ()
1489
1490         substr = ''
1491         if VERBATIM in self.option_dict:
1492             version = ''
1493             if ADDVERSION in self.option_dict:
1494                 version = output[TEXINFO][ADDVERSION]
1495             verb = self.verb_ly ()
1496             substr = output[TEXINFO][VERBATIM] % vars ()
1497         substr += self.output_info ()
1498         if LILYQUOTE in self.option_dict:
1499             substr = output[TEXINFO][QUOTE] % {'str':substr}
1500         str += substr
1501
1502 #                str += ('@ifinfo\n' + self.output_info () + '\n@end ifinfo\n')
1503 #                str += ('@tex\n' + self.output_latex () + '\n@end tex\n')
1504 #                str += ('@html\n' + self.output_html () + '\n@end html\n')
1505
1506         if QUOTE in self.option_dict:
1507             str = output[TEXINFO][QUOTE] % vars ()
1508
1509         # need par after image
1510         str += '\n'
1511
1512         return str
1513
1514 re_begin_verbatim = re.compile (r'\s+%.*?begin verbatim.*\n*', re.M)
1515 re_end_verbatim = re.compile (r'\s+%.*?end verbatim.*$', re.M)
1516
1517 class LilypondFileSnippet (LilypondSnippet):
1518     def __init__ (self, type, match, format, line_number):
1519         LilypondSnippet.__init__ (self, type, match, format, line_number)
1520         self.contents = file (find_file (self.substring ('filename'))).read ()
1521
1522     def verb_ly (self):
1523         s = self.contents
1524         s = re_begin_verbatim.split (s)[-1]
1525         s = re_end_verbatim.split (s)[0]
1526         if not NOGETTEXT in self.option_dict:
1527             s = verb_ly_gettext (s)
1528         if not s.endswith ('\n'):
1529             s += '\n'
1530         return s
1531
1532     def ly (self):
1533         name = self.substring ('filename')
1534         return ('\\sourcefilename \"%s\"\n\\sourcefileline 0\n%s'
1535                 % (name, self.contents))
1536
1537
1538 class LilyPondVersionString (Snippet):
1539     """A string that does not require extra memory."""
1540     def __init__ (self, type, match, format, line_number):
1541         Snippet.__init__ (self, type, match, format, line_number)
1542
1543     def replacement_text (self):
1544         return output[self.format][self.type]
1545
1546
1547 snippet_type_to_class = {
1548     'lilypond_file': LilypondFileSnippet,
1549     'lilypond_block': LilypondSnippet,
1550     'lilypond': LilypondSnippet,
1551     'include': IncludeSnippet,
1552     'lilypondversion': LilyPondVersionString,
1553 }
1554
1555 def find_linestarts (s):
1556     nls = [0]
1557     start = 0
1558     end = len (s)
1559     while 1:
1560         i = s.find ('\n', start)
1561         if i < 0:
1562             break
1563
1564         i = i + 1
1565         nls.append (i)
1566         start = i
1567
1568     nls.append (len (s))
1569     return nls
1570
1571 def find_toplevel_snippets (input_string, format, types):
1572     res = {}
1573     for t in types:
1574         res[t] = re.compile (snippet_res[format][t])
1575
1576     snippets = []
1577     index = 0
1578     found = dict ([(t, None) for t in types])
1579
1580     line_starts = find_linestarts (input_string)
1581     line_start_idx = 0
1582     # We want to search for multiple regexes, without searching
1583     # the string multiple times for one regex.
1584     # Hence, we use earlier results to limit the string portion
1585     # where we search.
1586     # Since every part of the string is traversed at most once for
1587     # every type of snippet, this is linear.
1588
1589     while 1:
1590         first = None
1591         endex = 1 << 30
1592         for type in types:
1593             if not found[type] or found[type][0] < index:
1594                 found[type] = None
1595
1596                 m = res[type].search (input_string[index:endex])
1597                 if not m:
1598                     continue
1599
1600                 klass = Snippet
1601                 if type in snippet_type_to_class:
1602                     klass = snippet_type_to_class[type]
1603
1604                 start = index + m.start ('match')
1605                 line_number = line_start_idx
1606                 while (line_starts[line_number] < start):
1607                     line_number += 1
1608
1609                 line_number += 1
1610                 snip = klass (type, m, format, line_number)
1611
1612                 found[type] = (start, snip)
1613
1614             if (found[type]
1615                 and (not first
1616                      or found[type][0] < found[first][0])):
1617                 first = type
1618
1619                 # FIXME.
1620
1621                 # Limiting the search space is a cute
1622                 # idea, but this *requires* to search
1623                 # for possible containing blocks
1624                 # first, at least as long as we do not
1625                 # search for the start of blocks, but
1626                 # always/directly for the entire
1627                 # @block ... @end block.
1628
1629                 endex = found[first][0]
1630
1631         if not first:
1632             snippets.append (Substring (input_string, index, len (input_string), line_start_idx))
1633             break
1634
1635         while (start > line_starts[line_start_idx+1]):
1636             line_start_idx += 1
1637
1638         (start, snip) = found[first]
1639         snippets.append (Substring (input_string, index, start, line_start_idx + 1))
1640         snippets.append (snip)
1641         found[first] = None
1642         index = start + len (snip.match.group ('match'))
1643
1644     return snippets
1645
1646 def filter_pipe (input, cmd):
1647     """Pass input through cmd, and return the result."""
1648
1649     if global_options.verbose:
1650         progress (_ ("Opening filter `%s'") % cmd)
1651
1652     (stdin, stdout, stderr) = os.popen3 (cmd)
1653     stdin.write (input)
1654     status = stdin.close ()
1655
1656     if not status:
1657         status = 0
1658         output = stdout.read ()
1659         status = stdout.close ()
1660         error = stderr.read ()
1661
1662     if not status:
1663         status = 0
1664     signal = 0x0f & status
1665     if status or (not output and error):
1666         exit_status = status >> 8
1667         error (_ ("`%s' failed (%d)") % (cmd, exit_status))
1668         error (_ ("The error log is as follows:"))
1669         ly.stderr_write (error)
1670         ly.stderr_write (stderr.read ())
1671         exit (status)
1672
1673     if global_options.verbose:
1674         progress ('\n')
1675
1676     return output
1677
1678 def system_in_directory (cmd, directory):
1679     """Execute a command in a different directory.
1680
1681     Because of win32 compatibility, we can't simply use subprocess.
1682     """
1683
1684     current = os.getcwd()
1685     os.chdir (directory)
1686     ly.system(cmd, be_verbose=global_options.verbose,
1687               progress_p=1)
1688     os.chdir (current)
1689
1690
1691 def process_snippets (cmd, snippets,
1692                       format, lily_output_dir):
1693     """Run cmd on all of the .ly files from snippets."""
1694
1695     if not snippets:
1696         return
1697
1698     if format in (HTML, TEXINFO) and '--formats' not in cmd:
1699         cmd += ' --formats=png '
1700     elif format in (DOCBOOK) and '--formats' not in cmd:
1701         cmd += ' --formats=png,pdf '
1702
1703     checksum = snippet_list_checksum (snippets)
1704     contents = '\n'.join (['snippet-map-%d.ly' % checksum]
1705                           + [snip.basename() + '.ly' for snip in snippets])
1706     name = os.path.join (lily_output_dir,
1707                          'snippet-names-%d.ly' % checksum)
1708     file (name, 'wb').write (contents)
1709
1710     system_in_directory (' '.join ([cmd, ly.mkarg (name)]),
1711                          lily_output_dir)
1712
1713
1714 ###
1715 # Retrieve dimensions from LaTeX
1716 LATEX_INSPECTION_DOCUMENT = r'''
1717 \nonstopmode
1718 %(preamble)s
1719 \begin{document}
1720 \typeout{textwidth=\the\textwidth}
1721 \typeout{columnsep=\the\columnsep}
1722 \makeatletter\if@twocolumn\typeout{columns=2}\fi\makeatother
1723 \end{document}
1724 '''
1725
1726 # Do we need anything else besides `textwidth'?
1727 def get_latex_textwidth (source):
1728     m = re.search (r'''(?P<preamble>\\begin\s*{document})''', source)
1729     if m == None:
1730         warning (_ ("cannot find \\begin{document} in LaTeX document"))
1731
1732         ## what's a sensible default?
1733         return 550.0
1734
1735     preamble = source[:m.start (0)]
1736     latex_document = LATEX_INSPECTION_DOCUMENT % vars ()
1737
1738     (handle, tmpfile) = tempfile.mkstemp('.tex')
1739     logfile = os.path.splitext (tmpfile)[0] + '.log'
1740     logfile = os.path.split (logfile)[1]
1741
1742     tmp_handle = os.fdopen (handle,'w')
1743     tmp_handle.write (latex_document)
1744     tmp_handle.close ()
1745
1746     ly.system ('%s %s' % (global_options.latex_program, tmpfile),
1747                be_verbose=global_options.verbose)
1748     parameter_string = file (logfile).read()
1749
1750     os.unlink (tmpfile)
1751     os.unlink (logfile)
1752
1753     columns = 0
1754     m = re.search ('columns=([0-9.]*)', parameter_string)
1755     if m:
1756         columns = int (m.group (1))
1757
1758     columnsep = 0
1759     m = re.search ('columnsep=([0-9.]*)pt', parameter_string)
1760     if m:
1761         columnsep = float (m.group (1))
1762
1763     textwidth = 0
1764     m = re.search ('textwidth=([0-9.]*)pt', parameter_string)
1765     if m:
1766         textwidth = float (m.group (1))
1767         if columns:
1768             textwidth = (textwidth - columnsep) / columns
1769
1770     return textwidth
1771
1772 def modify_preamble (chunk):
1773     str = chunk.replacement_text ()
1774     if (re.search (r"\\begin *{document}", str)
1775       and not re.search ("{graphic[sx]", str)):
1776         str = re.sub (r"\\begin{document}",
1777                r"\\usepackage{graphics}" + '\n'
1778                + r"\\begin{document}",
1779                str)
1780         chunk.override_text = str
1781
1782
1783 format2ext = {
1784     HTML: '.html',
1785     # TEXINFO: '.texinfo',
1786     TEXINFO: '.texi',
1787     LATEX: '.tex',
1788     DOCBOOK: '.xml'
1789 }
1790
1791 class CompileError(Exception):
1792     pass
1793
1794 def snippet_list_checksum (snippets):
1795     return hash (' '.join([l.basename() for l in snippets]))
1796
1797 def write_file_map (lys, name):
1798     snippet_map = file (os.path.join (
1799         global_options.lily_output_dir,
1800         'snippet-map-%d.ly' % snippet_list_checksum (lys)), 'w')
1801
1802     snippet_map.write ("""
1803 #(define version-seen #t)
1804 #(define output-empty-score-list #f)
1805 #(ly:add-file-name-alist '(%s
1806     ))\n
1807 """ % '\n'.join(['("%s.ly" . "%s")\n' % (ly.basename (), name)
1808                  for ly in lys]))
1809
1810 def split_output_files(directory):
1811     """Returns directory entries in DIRECTORY/XX/ , where XX are hex digits.
1812
1813     Return value is a set of strings.
1814     """
1815     files = []
1816     for subdir in glob.glob (os.path.join (directory, '[a-f0-9][a-f0-9]')):
1817         base_subdir = os.path.split (subdir)[1]
1818         sub_files = [os.path.join (base_subdir, name)
1819                      for name in os.listdir (subdir)]
1820         files += sub_files
1821     return set (files)
1822
1823 def do_process_cmd (chunks, input_name, options):
1824     snippets = [c for c in chunks if isinstance (c, LilypondSnippet)]
1825
1826     output_files = split_output_files (options.lily_output_dir)
1827     outdated = [c for c in snippets if c.is_outdated (options.lily_output_dir, output_files)]
1828
1829     write_file_map (outdated, input_name)
1830     progress (_ ("Writing snippets..."))
1831     for snippet in outdated:
1832         snippet.write_ly()
1833     progress ('\n')
1834
1835     if outdated:
1836         progress (_ ("Processing..."))
1837         progress ('\n')
1838         process_snippets (options.process_cmd, outdated,
1839                           options.format, options.lily_output_dir)
1840
1841     else:
1842         progress (_ ("All snippets are up to date..."))
1843
1844     if options.lily_output_dir != options.output_dir:
1845         output_files = split_output_files (options.lily_output_dir)
1846         for snippet in snippets:
1847             snippet.link_all_output_files (options.lily_output_dir,
1848                                            output_files,
1849                                            options.output_dir)
1850
1851     progress ('\n')
1852
1853
1854 ###
1855 # Format guessing data
1856 ext2format = {
1857     '.html': HTML,
1858     '.itely': TEXINFO,
1859     '.latex': LATEX,
1860     '.lytex': LATEX,
1861     '.tely': TEXINFO,
1862     '.tex': LATEX,
1863     '.texi': TEXINFO,
1864     '.texinfo': TEXINFO,
1865     '.xml': HTML,
1866     '.lyxml': DOCBOOK
1867 }
1868
1869 def guess_format (input_filename):
1870     format = None
1871     e = os.path.splitext (input_filename)[1]
1872     if e in ext2format:
1873         # FIXME
1874         format = ext2format[e]
1875     else:
1876         error (_ ("cannot determine format for: %s"
1877                   % input_filename))
1878         exit (1)
1879     return format
1880
1881 def write_if_updated (file_name, lines):
1882     try:
1883         f = file (file_name)
1884         oldstr = f.read ()
1885         new_str = ''.join (lines)
1886         if oldstr == new_str:
1887             progress (_ ("%s is up to date.") % file_name)
1888             progress ('\n')
1889
1890             # this prevents make from always rerunning lilypond-book:
1891             # output file must be touched in order to be up to date
1892             os.utime (file_name, None)
1893             return
1894     except:
1895         pass
1896
1897     output_dir = os.path.dirname (file_name)
1898     if not os.path.exists (output_dir):
1899         os.makedirs (output_dir)
1900
1901     progress (_ ("Writing `%s'...") % file_name)
1902     file (file_name, 'w').writelines (lines)
1903     progress ('\n')
1904
1905
1906 def note_input_file (name, inputs=[]):
1907     ## hack: inputs is mutable!
1908     inputs.append (name)
1909     return inputs
1910
1911 def samefile (f1, f2):
1912     try:
1913         return os.path.samefile (f1, f2)
1914     except AttributeError:                # Windoze
1915         f1 = re.sub ("//*", "/", f1)
1916         f2 = re.sub ("//*", "/", f2)
1917         return f1 == f2
1918
1919 def do_file (input_filename, included=False):
1920     # Ugh.
1921     if not input_filename or input_filename == '-':
1922         in_handle = sys.stdin
1923         input_fullname = '<stdin>'
1924     else:
1925         if os.path.exists (input_filename):
1926             input_fullname = input_filename
1927         elif global_options.format == LATEX and ly.search_exe_path ('kpsewhich'):
1928             input_fullname = os.popen ('kpsewhich ' + input_filename).read()[:-1]
1929         else:
1930             input_fullname = find_file (input_filename)
1931
1932         note_input_file (input_fullname)
1933         in_handle = file (input_fullname)
1934
1935     if input_filename == '-':
1936         input_base = 'stdin'
1937     elif included:
1938         input_base = os.path.splitext (input_filename)[0]
1939     else:
1940         input_base = os.path.basename (
1941             os.path.splitext (input_filename)[0])
1942
1943     # don't complain when global_options.output_dir is existing
1944     if not global_options.output_dir:
1945         global_options.output_dir = os.getcwd()
1946     else:
1947         global_options.output_dir = os.path.abspath(global_options.output_dir)
1948
1949         if not os.path.isdir (global_options.output_dir):
1950             os.mkdir (global_options.output_dir, 0777)
1951         os.chdir (global_options.output_dir)
1952
1953     output_filename = os.path.join(global_options.output_dir,
1954                                    input_base + format2ext[global_options.format])
1955     if (os.path.exists (input_filename)
1956         and os.path.exists (output_filename)
1957         and samefile (output_filename, input_fullname)):
1958      error (
1959      _ ("Output would overwrite input file; use --output."))
1960      exit (2)
1961
1962     try:
1963         progress (_ ("Reading %s...") % input_fullname)
1964         source = in_handle.read ()
1965         progress ('\n')
1966
1967         set_default_options (source, default_ly_options, global_options.format)
1968
1969
1970         # FIXME: Containing blocks must be first, see
1971         #        find_toplevel_snippets.
1972         snippet_types = (
1973             'multiline_comment',
1974             'verbatim',
1975             'lilypond_block',
1976     #                'verb',
1977             'singleline_comment',
1978             'lilypond_file',
1979             'include',
1980             'lilypond',
1981             'lilypondversion',
1982         )
1983         progress (_ ("Dissecting..."))
1984         chunks = find_toplevel_snippets (source, global_options.format, snippet_types)
1985
1986         if global_options.format == LATEX:
1987             for c in chunks:
1988                 if (c.is_plain () and
1989                   re.search (r"\\begin *{document}", c.replacement_text())):
1990                     modify_preamble (c)
1991                     break
1992         progress ('\n')
1993
1994         if global_options.filter_cmd:
1995             write_if_updated (output_filename,
1996                      [c.filter_text () for c in chunks])
1997         elif global_options.process_cmd:
1998             do_process_cmd (chunks, input_fullname, global_options)
1999             progress (_ ("Compiling %s...") % output_filename)
2000             progress ('\n')
2001             write_if_updated (output_filename,
2002                      [s.replacement_text ()
2003                      for s in chunks])
2004
2005         def process_include (snippet):
2006             os.chdir (original_dir)
2007             name = snippet.substring ('filename')
2008             progress (_ ("Processing include: %s") % name)
2009             progress ('\n')
2010             return do_file (name, included=True)
2011
2012         include_chunks = map (process_include,
2013                               filter (lambda x: isinstance (x, IncludeSnippet),
2014                                       chunks))
2015
2016         return chunks + reduce (lambda x, y: x + y, include_chunks, [])
2017
2018     except CompileError:
2019         os.chdir (original_dir)
2020         progress (_ ("Removing `%s'") % output_filename)
2021         progress ('\n')
2022         raise CompileError
2023
2024 def do_options ():
2025     global global_options
2026
2027     opt_parser = get_option_parser()
2028     (global_options, args) = opt_parser.parse_args ()
2029     if global_options.format in ('texi-html', 'texi'):
2030         global_options.format = TEXINFO
2031
2032     global_options.include_path =  map (os.path.abspath, global_options.include_path)
2033
2034     if global_options.warranty:
2035         warranty ()
2036         exit (0)
2037     if not args or len (args) > 1:
2038         opt_parser.print_help ()
2039         exit (2)
2040
2041     return args
2042
2043 def main ():
2044     # FIXME: 85 lines of `main' macramee??
2045     files = do_options ()
2046
2047     basename = os.path.splitext (files[0])[0]
2048     basename = os.path.split (basename)[1]
2049
2050     if not global_options.format:
2051         global_options.format = guess_format (files[0])
2052
2053     formats = 'ps'
2054     if global_options.format in (TEXINFO, HTML, DOCBOOK):
2055         formats += ',png'
2056
2057     if global_options.process_cmd == '':
2058         global_options.process_cmd = (lilypond_binary
2059                                       + ' --formats=%s -dbackend=eps ' % formats)
2060
2061     if global_options.process_cmd:
2062         includes = global_options.include_path
2063         if global_options.lily_output_dir:
2064             # This must be first, so lilypond prefers to read .ly
2065             # files in the other lybookdb dir.
2066             includes = [os.path.abspath(global_options.lily_output_dir)] + includes
2067         global_options.process_cmd += ' '.join ([' -I %s' % ly.mkarg (p)
2068                                                  for p in includes])
2069
2070     if global_options.format in (TEXINFO, LATEX):
2071         ## prevent PDF from being switched on by default.
2072         global_options.process_cmd += ' --formats=eps '
2073         if global_options.create_pdf:
2074             global_options.process_cmd += "--pdf -dinclude-eps-fonts -dgs-load-fonts "
2075
2076     if global_options.verbose:
2077         global_options.process_cmd += " --verbose "
2078
2079     if global_options.padding_mm:
2080         global_options.process_cmd += " -deps-box-padding=%f " % global_options.padding_mm
2081
2082     global_options.process_cmd += " -dread-file-list -dno-strip-output-dir"
2083
2084     if global_options.lily_output_dir:
2085         global_options.lily_output_dir = os.path.abspath(global_options.lily_output_dir)
2086         if not os.path.isdir (global_options.lily_output_dir):
2087             os.makedirs (global_options.lily_output_dir)
2088     else:
2089         global_options.lily_output_dir = os.path.abspath(global_options.output_dir)
2090
2091
2092     identify ()
2093     try:
2094         chunks = do_file (files[0])
2095     except CompileError:
2096         exit (1)
2097
2098     inputs = note_input_file ('')
2099     inputs.pop ()
2100
2101     base_file_name = os.path.splitext (os.path.basename (files[0]))[0]
2102     dep_file = os.path.join (global_options.output_dir, base_file_name + '.dep')
2103     final_output_file = os.path.join (global_options.output_dir,
2104                      base_file_name
2105                      + '.%s' % global_options.format)
2106
2107     os.chdir (original_dir)
2108     file (dep_file, 'w').write ('%s: %s'
2109                                 % (final_output_file, ' '.join (inputs)))
2110
2111 if __name__ == '__main__':
2112     main ()