lisp/muse-project.el

   1 ;;; muse-project.el --- handle Muse projects
   2
   3 ;; Copyright (C) 2004, 2005  Free Software Foundation, Inc.
   4
   5 ;; This file is not part of GNU Emacs.
   6
   7 ;; This is free software; you can redistribute it and/or modify it under
   8 ;; the terms of the GNU General Public License as published by the Free
   9 ;; Software Foundation; either version 2, or (at your option) any later
  10 ;; version.
  11 ;;
  12 ;; This is distributed in the hope that it will be useful, but WITHOUT
  13 ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 ;; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 ;; for more details.
  16 ;;
  17 ;; You should have received a copy of the GNU General Public License
  18 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  19 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 ;; Boston, MA 02110-1301, USA.
  21
  22 ;;; Commentary:
  23
  24 ;;; Contributors:
  25
  26 ;;; Code:
  27
  28 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  29 ;;
  30 ;; Muse Project Maintainance
  31 ;;
  32 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  33
  34 (require 'muse)
  35 (require 'muse-publish)
  36
  37 (defgroup muse-project nil
  38   "Options controlling the behavior of Muse project handling."
  39   :group 'muse)
  40
  41 (defcustom muse-before-project-publish-hook nil
  42   "A hook run before a project is published.
  43 Each function is passed the project object, a cons with the format
  44   (PROJNAME . SETTINGS)"
  45   :type 'hook
  46   :group 'muse-project)
  47
  48 (defcustom muse-after-project-publish-hook nil
  49   "A hook run after a project is published.
  50 Each function is passed the project object, a cons with the format
  51   (PROJNAME . SETTINGS)"
  52   :type 'hook
  53   :group 'muse-project)
  54
  55 (defvar muse-project-alist-using-customize nil
  56   "Used internally by Muse to indicate whether `muse-project-alist'
  57 has been modified via the customize interface.")
  58 (make-variable-buffer-local 'muse-project-alist-using-customize)
  59
  60 (defmacro with-muse-project (project &rest body)
  61   `(progn
  62      (unless (muse-project ,project)
  63        (error "Can't find project %s" ,project))
  64      (with-temp-buffer
  65        (muse-mode)
  66        (setq muse-current-project (muse-project ,project))
  67        (muse-project-set-variables)
  68        ,@body)))
  69
  70 (put 'with-muse-project 'lisp-indent-function 0)
  71 (put 'with-muse-project 'edebug-form-spec '(sexp body))
  72
  73 (defun muse-project-alist-get (sym)
  74   "Turn `muse-project-alist' into something we can customize easily."
  75   (when (boundp sym)
  76     (setq muse-project-alist-using-customize t)
  77     (let* ((val (copy-alist (symbol-value sym)))
  78            (head val))
  79       (while val
  80         (let ((head (car (cdar val)))
  81               res)
  82           ;; Turn settings of first part into cons cells, symbol->string
  83           (while head
  84             (cond ((stringp (car head))
  85                    (add-to-list 'res (car head) t)
  86                    (setq head (cdr head)))
  87                   ((symbolp (car head))
  88                    (add-to-list 'res (list (symbol-name (car head))
  89                                            (cadr head)) t)
  90                    (setq head (cddr head)))
  91                   (t
  92                    (setq head (cdr head)))))
  93           (setcdr (car val) (cons res (cdr (cdar val)))))
  94         (let ((styles (cdar val)))
  95           ;; Symbol->string in every style
  96           (while (cdr styles)
  97             (let ((head (cadr styles))
  98                   res)
  99               (while (consp head)
 100                 (setq res (plist-put res (symbol-name (car head))
 101                                      (cadr head)))
 102                 (setq head (cddr head)))
 103               (setcdr styles (cons res (cddr styles))))
 104             (setq styles (cdr styles))))
 105         (setq val (cdr val)))
 106       head)))
 107
 108 (defun muse-project-alist-set (sym val)
 109   "Turn customized version of `muse-project-alist' into something
 110 Muse can make use of."
 111   (set sym val)
 112   (when muse-project-alist-using-customize
 113     ;; Make sure the unescaped version is written to .emacs
 114     (put sym 'saved-value (list (custom-quote val)))
 115     ;; Perform unescaping
 116     (while val
 117       (let ((head (car (cdar val)))
 118             res)
 119         ;; Turn cons cells into flat list, string->symbol
 120         (while head
 121           (cond ((stringp (car head))
 122                  (add-to-list 'res (car head) t))
 123                 ((consp (car head))
 124                  (add-to-list 'res (intern (caar head)) t)
 125                  (add-to-list 'res (car (cdar head)) t)))
 126           (setq head (cdr head)))
 127         (setcdr (car val) (cons res (cdr (cdar val)))))
 128       (let ((styles (cdar val)))
 129         ;; String->symbol in every style
 130         (while (cdr styles)
 131           (let ((head (cadr styles))
 132                 res)
 133             (while (consp head)
 134               (setq res (plist-put res (intern (car head))
 135                                    (cadr head)))
 136               (setq head (cddr head)))
 137             (setcdr styles (cons res (cddr styles))))
 138           (setq styles (cdr styles))))
 139       (setq val (cdr val)))))
 140
 141 (define-widget 'muse-project 'default
 142   "A widget that defines a Muse project."
 143   :format "\n%v"
 144   :value-create 'muse-widget-type-value-create
 145   :value-get 'muse-widget-child-value-get
 146   :value-delete 'ignore
 147   :match 'muse-widget-type-match
 148   :type '(cons :format "    %v"
 149                (repeat :tag "Settings" :format "%{%t%}:\n%v%i\n\n"
 150                        (choice
 151                         (string :tag "Directory")
 152                         (list :tag "Book function"
 153                               (const :tag ":book-funcall" ":book-funcall")
 154                               (choice (function)
 155                                       (sexp :tag "Unknown")))
 156                         (list :tag "Book part"
 157                               (const :tag ":book-part" ":book-part")
 158                               (string :tag "Name"))
 159                         (list :tag "Book style"
 160                               (const :tag ":book-style" ":book-style")
 161                               (string :tag "Style"))
 162                         (list :tag "Default file"
 163                               (const :tag ":default" ":default")
 164                               (string :tag "File"))
 165                         (list :tag "End of book"
 166                               (const :tag ":book-end" ":book-end")
 167                               (const t))
 168                         (list :tag "Force publishing"
 169                               (const :tag ":force-publish" ":force-publish")
 170                               (repeat (string :tag "File")))
 171                         (list :tag "Major mode"
 172                               (const :tag ":major-mode" ":major-mode")
 173                               (choice (function :tag "Mode")
 174                                       (sexp :tag "Unknown")))
 175                         (list :tag "New chapter"
 176                               (const :tag ":book-chapter" ":book-chapter")
 177                               (string :tag "Name"))
 178                         (list :tag "No chapters"
 179                               (const :tag ":nochapters" ":nochapters")
 180                               (const t))
 181                         (list :tag "Set variables"
 182                               (const :tag ":set" ":set")
 183                               (repeat (list :inline t
 184                                             (symbol :tag "Variable")
 185                                             (sexp :tag "Setting"))))
 186                         (list :tag "Visit links using"
 187                               (const :tag ":visit-link" ":visit-link")
 188                               (choice (function)
 189                                       (sexp :tag "Unknown")))))
 190                (repeat :tag "Styles" :format "%{%t%}:\n%v%i\n\n"
 191                        (set :tag "Style"
 192                             (list :inline t
 193                                   :tag "Publishing style"
 194                                   (const :tag ":base" ":base")
 195                                   (string :tag "Style"))
 196                             (list :inline t
 197                                   :tag "Base URL"
 198                                   (const :tag ":base-url" ":base-url")
 199                                   (string :tag "URL"))
 200                             (list :inline t
 201                                   :tag "Exclude matching"
 202                                   (const :tag ":exclude" ":exclude")
 203                                   (regexp))
 204                             (list :inline t
 205                                   :tag "Include matching"
 206                                   (const :tag ":include" ":include")
 207                                   (regexp))
 208                             (list :inline t
 209                                   :tag "Timestamps file"
 210                                   (const :tag ":timestamps" ":timestamps")
 211                                   (file))
 212                             (list :inline t
 213                                   :tag "Path"
 214                                   (const :tag ":path" ":path")
 215                                   (string :tag "Path"))))))
 216
 217 (defcustom muse-project-alist nil
 218   "An alist of Muse projects.
 219 A project defines a fileset, and a list of custom attributes for use
 220 when publishing files in that project."
 221   :type '(choice (const :tag "No projects defined." nil)
 222                  (repeat (cons :format "%{%t%}:\n\n%v"
 223                                :tag "Project" :indent 4
 224                                (string :tag "Project name")
 225                                muse-project))
 226                  (sexp :tag "Cannot parse expression"))
 227   :get 'muse-project-alist-get
 228   :set 'muse-project-alist-set
 229   :group 'muse-project)
 230
 231 ;; Make it easier to specify a muse-project-alist entry
 232
 233 (defcustom muse-project-ignore-regexp
 234   (concat "\\`\\(.*\\.?#.*\\|.*,v\\|.*~\\|\\.\\.?\\|,.*\\)\\'\\|"
 235           "/\\(CVS\\|RCS\\|\\.arch-ids\\|{arch}\\|,.*\\)\\(/\\|\\'\\)")
 236   "A regexp matching files to be ignored in Wiki directories."
 237   :type 'regexp
 238   :group 'muse-regexp)
 239
 240 (defun muse-project-recurse-directory (base)
 241   "Recusively retrieve all of the directories underneath BASE.
 242 A list of these directories is returned.
 243 Directories starting with \".\" will be ignored, as well as those
 244 which match `muse-project-ignore-regexp'."
 245   (when (and (file-directory-p base)
 246              (not (string-match muse-project-ignore-regexp base)))
 247     (let (list dir)
 248       (dolist (file (directory-files base t "^[^.]"))
 249         (when (and (file-directory-p file)
 250                    (not (string-match muse-project-ignore-regexp file)))
 251           (setq dir (file-name-nondirectory file))
 252           (push dir list)
 253           (nconc list (mapcar #'(lambda (item)
 254                                   (concat dir "/" item))
 255                               (muse-project-recurse-directory file)))))
 256       list)))
 257
 258 (defun muse-project-alist-styles (entry-dir output-dir style)
 259   "Return a list of styles to use in a `muse-project-alist' entry.
 260 ENTRY-DIR is the top-level directory of the project.
 261 OUTPUT-DIR is where Muse files are published, keeping directory structure.
 262 STYLE is the publishing style to use.
 263
 264 For an example of the use of this function, see
 265 `examples/mwolson/muse-init.el' from the Muse distribution."
 266   (cons `(:base ,style :path ,(expand-file-name output-dir)
 267                 :include ,(concat "/" (file-name-nondirectory entry-dir)
 268                                   "/[^/]+$"))
 269         (mapcar (lambda (dir);
 270                   `(:base ,style
 271                           :path ,(expand-file-name dir output-dir)
 272                           :include ,(concat "/" dir "/[^/]+$")))
 273                 (muse-project-recurse-directory entry-dir))))
 274
 275 (defun muse-project-alist-dirs (entry-dir)
 276   "Return a list of directories to use in a `muse-project-alist' entry.
 277 ENTRY-DIR is the top-level directory of the project.
 278
 279 For an example of the use of this function, see
 280 `examples/mwolson/muse-init.el' from the Muse distribution."
 281   (cons (expand-file-name entry-dir)
 282         (mapcar (lambda (dir) (expand-file-name dir entry-dir))
 283                 (muse-project-recurse-directory entry-dir))))
 284
 285 ;; Constructing the file-alist
 286
 287 (defvar muse-project-file-alist nil
 288   "This variable is automagically constructed as needed.")
 289
 290 (defvar muse-current-project nil
 291   "Project we are currently visiting.")
 292 (make-variable-buffer-local 'muse-current-project)
 293
 294 (defsubst muse-project (&optional project)
 295   "Resolve the given PROJECT into a full Muse project, if it is a string."
 296   (if (null project)
 297       (or muse-current-project
 298           (muse-project-of-file))
 299     (if (stringp project)
 300         (assoc project muse-project-alist)
 301       (muse-assert (consp project))
 302       project)))
 303
 304 (defsubst muse-project-page-file (page project &optional no-check-p)
 305   "Return a filename if PAGE exists within the given Muse PROJECT."
 306   (setq project (muse-project project))
 307   (cdr (assoc page (muse-project-file-alist project no-check-p))))
 308
 309 (defun muse-project-private-p (file)
 310   "Return non-nil if NAME is a private page with PROJECT."
 311   (unless muse-under-windows-p
 312     (setq file (file-truename file))
 313     (if (file-attributes file)  ; don't publish if no attributes exist
 314         (or (when (eq ?- (aref (nth 8 (file-attributes
 315                                        (file-name-directory file))) 7))
 316               (message (concat
 317                         "The " (file-name-directory file)
 318                         " directory must be readable by others"
 319                         " in order for its contents to be published.")))
 320             (eq ?- (aref (nth 8 (file-attributes file)) 7)))
 321       t)))
 322
 323 (defun muse-project-file-entries (path)
 324   (let* ((names (list t))
 325          (lnames names))
 326     (cond
 327      ((file-directory-p path)
 328       (dolist (file (directory-files
 329                      path t (when (and muse-file-extension
 330                                        (not (string= muse-file-extension "")))
 331                               (concat "." muse-file-extension "\\'"))))
 332         (unless (or (string-match muse-project-ignore-regexp file)
 333                     (file-directory-p file))
 334           (setcdr lnames
 335                   (cons (cons (muse-page-name file) file) nil))
 336           (setq lnames (cdr lnames)))))
 337      ((file-readable-p path)
 338       (setcdr lnames
 339               (cons (cons (muse-page-name path) path) nil))
 340       (setq lnames (cdr lnames)))
 341      (t                                 ; regexp
 342       (muse-assert (file-name-directory path))
 343       (dolist (file (directory-files
 344                      (file-name-directory path) t
 345                      (file-name-nondirectory path)))
 346         (unless (string-match muse-project-ignore-regexp file)
 347           (setcdr lnames
 348                   (cons (cons (muse-page-name file) file) nil))
 349           (setq lnames (cdr lnames))))))
 350     (cdr names)))
 351
 352 (defun muse-project-file-alist (&optional project no-check-p)
 353   "Return member filenames for the given Muse PROJECT.
 354 On UNIX, this list is only updated if one of the directories'
 355 contents have changed.  On Windows, it is always reread from
 356 disk."
 357   (setq project (muse-project project))
 358   (let ((file-alist (assoc (car project) muse-project-file-alist))
 359         last-mod)
 360     ;; Determine the last modified of any directory mentioned in the
 361     ;; project's pattern list
 362     (unless (or muse-under-windows-p no-check-p)
 363       (let ((pats (cadr project)))
 364         (while pats
 365           (if (symbolp (car pats))
 366               (setq pats (cddr pats))
 367             (let ((dir (or (and (file-directory-p (car pats)) (car pats))
 368                            (and (not (file-readable-p (car pats)))
 369                                 (file-directory-p
 370                                  (file-name-directory (car pats)))
 371                                 (file-name-directory (car pats))))))
 372               (if dir
 373                   (let ((mod-time (nth 5 (file-attributes dir))))
 374                     (if (or (null last-mod)
 375                             (and mod-time
 376                                  (muse-time-less-p last-mod mod-time)))
 377                         (setq last-mod mod-time)))))
 378             (setq pats (cdr pats))))))
 379     ;; Either return the currently known list, or read it again from
 380     ;; disk
 381     (if (or (and no-check-p (cadr file-alist))
 382             (not (or muse-under-windows-p
 383                      (null (cddr file-alist))
 384                      (null last-mod)
 385                      (muse-time-less-p (cddr file-alist) last-mod))))
 386         (cadr file-alist)
 387       (if file-alist
 388           (setcdr (cdr file-alist) last-mod)
 389         (setq file-alist (cons (car project) (cons nil last-mod))
 390               muse-project-file-alist
 391               (cons file-alist muse-project-file-alist)))
 392       ;; Read in all of the file entries
 393       (save-match-data
 394         (setcar
 395          (cdr file-alist)
 396          (let* ((names (list t))
 397                 (pats (cadr project)))
 398            (while pats
 399              (if (symbolp (car pats))
 400                  (setq pats (cddr pats))
 401                (nconc names (muse-project-file-entries (car pats)))
 402                (setq pats (cdr pats))))
 403            (cdr names)))))))
 404
 405 (defun muse-project-of-file (&optional pathname)
 406   "Determine which project the given PATHNAME relates to.
 407 If PATHNAME is nil, the current buffer's filename is used."
 408   (if (and (null pathname) muse-current-project)
 409       muse-current-project
 410     (unless pathname (setq pathname (muse-current-file)))
 411     (save-match-data
 412       (when (and pathname
 413                  (not (string-match muse-project-ignore-regexp pathname)))
 414         (let* ((file (file-truename pathname))
 415                (dir  (file-name-directory file))
 416                (project-entry muse-project-alist)
 417                found)
 418           (while (and project-entry (not found))
 419             (let ((pats (car (cdar project-entry))))
 420               (while (and pats (not found))
 421                 (if (symbolp (car pats))
 422                     (setq pats (cddr pats))
 423                   (let ((truename (file-truename (car pats))))
 424                     (if (or (string= truename file)
 425                             (string= truename dir)
 426                             (string-match (regexp-quote truename) file))
 427                         (setq found (car project-entry))))
 428                   (setq pats (cdr pats))))
 429               (setq project-entry (cdr project-entry))))
 430           found)))))
 431
 432 (defun muse-read-project (prompt &optional no-check-p no-assume)
 433   "Read a project name from the minibuffer, if it can't be figured
 434   out."
 435   (if (null muse-project-alist)
 436       (error "There are no Muse projects defined; see `muse-project-alist'.")
 437     (or (unless no-check-p
 438           (muse-project-of-file))
 439         (if (and (not no-assume)
 440                  (= 1 (length muse-project-alist)))
 441             (car muse-project-alist)
 442           (assoc (completing-read prompt muse-project-alist)
 443                  muse-project-alist)))))
 444
 445 (defvar muse-project-page-history nil)
 446
 447 (defun muse-read-project-file (project prompt &optional default)
 448   (let ((name (completing-read prompt (muse-project-file-alist project)
 449                                nil nil nil 'muse-project-page-history
 450                                default)))
 451     (cons name (muse-project-page-file name project))))
 452
 453 (defun muse-project-find-file (name project &optional command directory)
 454   "Open the Muse page given by NAME in PROJECT.
 455 If COMMAND is non-nil, it is the function used to visit the file.
 456 If DIRECTORY is non-nil, it is the directory in which the page
 457 will be created if it does not already exist.  Otherwise, the
 458 first directory within the project's fileset is used."
 459   (interactive
 460    (let* ((project (muse-read-project "Find in project: "
 461                                       current-prefix-arg))
 462           (default (muse-get-keyword :default (cadr project)))
 463           (entry (muse-read-project-file
 464                   project (if default
 465                               (format "Find page: (default: %s) "
 466                                       default)
 467                             "Find page: ")
 468                   default)))
 469      (list entry project)))
 470   (setq project (muse-project project))
 471   (let ((project-name (car project)))
 472     (unless (interactive-p)
 473       (setq project (muse-project project)
 474             name (cons name (muse-project-page-file name project))))
 475     ;; If we're given a relative or absolute filename, open it as-is
 476     (if (and (car name)
 477              (save-match-data (string-match muse-file-regexp (car name))))
 478         (setcdr name (car name))
 479       ;; At this point, name is (PAGE . FILE).
 480       (unless (cdr name)
 481         (let ((pats (cadr project)))
 482           (while (and pats (null directory))
 483             (if (symbolp (car pats))
 484                 (setq pats (cddr pats))
 485               (if (file-directory-p (car pats))
 486                   (setq directory (car pats) pats nil)
 487                 (setq pats (cdr pats))))))
 488         (when directory
 489           (let ((filename (expand-file-name
 490                            (if (and muse-file-extension
 491                                     (not (string= muse-file-extension "")))
 492                                (concat (car name) "." muse-file-extension)
 493                              (car name))
 494                            directory)))
 495             (unless (file-exists-p directory)
 496               (make-directory directory t))
 497             (setcdr name filename)))))
 498     ;; Open the file
 499     (if (cdr name)
 500         (funcall (or command 'find-file) (cdr name))
 501       (error "There is no page %s in project %s."
 502              (car name) project-name))))
 503
 504 (defun muse-project-applicable-styles (file styles &optional ignore-regexp)
 505   "Given STYLES, return a list of the ones that are considered for FILE.
 506 The name of a project may be used for STYLES."
 507   (when (stringp styles)
 508     (setq styles (cddr (muse-project styles))))
 509   (when (and file styles)
 510     (let (used-styles)
 511       (dolist (style styles)
 512         (let ((include-regexp (muse-style-element :include style))
 513               (exclude-regexp (muse-style-element :exclude style)))
 514           (when (and (or ignore-regexp
 515                          (and (null include-regexp)
 516                               (null exclude-regexp))
 517                          (if include-regexp
 518                              (string-match include-regexp file)
 519                            (not (string-match exclude-regexp file))))
 520                      (or (not (file-exists-p file))
 521                          (not (muse-project-private-p file))))
 522             (add-to-list 'used-styles style))))
 523       used-styles)))
 524
 525 (defun muse-project-publish-file (file styles &optional force ignore-regexp)
 526   (setq styles (muse-project-applicable-styles file styles ignore-regexp))
 527   (let (published)
 528     (dolist (style styles)
 529       (let ((output-dir (muse-style-element :path style)))
 530         ;; ensure the publishing location is available
 531         (unless (file-exists-p output-dir)
 532           (message "Creating publishing directory %s" output-dir)
 533           (make-directory output-dir))
 534         ;; publish the member file!
 535         (if (muse-publish-file file style output-dir force)
 536             (setq published t))))
 537     published))
 538
 539 (defun muse-project-save-buffers (&optional project)
 540   (setq project (muse-project project))
 541   (map-y-or-n-p
 542    (function
 543     (lambda (buffer)
 544       (and (buffer-modified-p buffer)
 545            (not (buffer-base-buffer buffer))
 546            (or (buffer-file-name buffer)
 547                (progn
 548                  (set-buffer buffer)
 549                  (and buffer-offer-save
 550                       (> (buffer-size) 0))))
 551            (with-current-buffer buffer
 552              (let ((proj (muse-project-of-file)))
 553                (and proj (string= (car proj)
 554                                   (car project)))))
 555            (if (buffer-file-name buffer)
 556                (format "Save file %s? "
 557                        (buffer-file-name buffer))
 558              (format "Save buffer %s? "
 559                      (buffer-name buffer))))))
 560    (function
 561     (lambda (buffer)
 562       (set-buffer buffer)
 563       (save-buffer)))
 564    (buffer-list)
 565    '("buffer" "buffers" "save")
 566    (if (boundp 'save-some-buffers-action-alist)
 567        save-some-buffers-action-alist)))
 568
 569 (defun muse-project-publish (project &optional force)
 570   "Publish the pages of PROJECT that need publishing."
 571   (interactive (list (muse-read-project "Publish project: " nil t)
 572                      current-prefix-arg))
 573   (setq project (muse-project project))
 574   (let ((styles (cddr project))
 575         (muse-current-project project)
 576         published)
 577     ;; determine the style from the project, or else ask
 578     (unless styles
 579       (setq styles (list (muse-publish-get-style))))
 580     ;; prompt to save any buffers related to this project
 581     (muse-project-save-buffers project)
 582     ;; run hook before publishing begins
 583     (run-hook-with-args 'muse-before-project-publish-hook project)
 584     ;; publish all files in the project, for each style; the actual
 585     ;; publishing will only happen if the files are newer than the
 586     ;; last published output, or if the file is listed in
 587     ;; :force-publish.  Files in :force-publish will not trigger the
 588     ;; "All pages need to be published" message.
 589     (let ((forced-files (muse-get-keyword :force-publish (cadr project)))
 590           (file-alist (muse-project-file-alist project)))
 591       (dolist (pair file-alist)
 592         (when (muse-project-publish-file (cdr pair) styles force)
 593           (setq forced-files (delete (car pair) forced-files))
 594           (setq published t)))
 595       (dolist (file forced-files)
 596         (muse-project-publish-file (cdr (assoc file file-alist)) styles t)))
 597     ;; run hook after publishing ends
 598     (run-hook-with-args 'muse-after-project-publish-hook project)
 599     ;; notify the user that everything is now done
 600     (if published
 601         (message "All pages in %s have been published." (car project))
 602       (message "No pages in %s need publishing at this time."
 603                (car project)))))
 604
 605 (defun muse-project-batch-publish ()
 606   "Publish Muse files in batch mode."
 607   (let ((muse-batch-publishing-p t)
 608         force)
 609     (if (string= "--force" (or (car command-line-args-left) ""))
 610         (setq force t
 611               command-line-args-left (cdr command-line-args-left)))
 612     (if command-line-args-left
 613         (dolist (project command-line-args-left)
 614           (message "Publishing project %s ..." project)
 615           (muse-project-publish project force))
 616       (message "No projects specified."))))
 617
 618 (eval-when-compile
 619   (put 'make-local-hook 'byte-compile nil))
 620
 621 (defun muse-project-set-variables ()
 622   "Load project-specific variables."
 623   (let ((vars (muse-get-keyword :set (cadr muse-current-project)))
 624         sym custom-set var)
 625     (while vars
 626       (setq sym (car vars))
 627       (setq custom-set (or (get sym 'custom-set) 'set))
 628       (setq var (if (eq (get sym 'custom-type) 'hook)
 629                     (make-local-hook sym)
 630                   (make-local-variable sym)))
 631       (funcall custom-set var (car (cdr vars)))
 632       (setq vars (cdr (cdr vars))))))
 633
 634 (defun muse-project-delete-output-files (project)
 635   (interactive
 636    (list (muse-read-project "Remove all output files for project: " nil t)))
 637   (setq project (muse-project project))
 638   (let ((file-alist (muse-project-file-alist project))
 639         (styles (cddr project))
 640         output-file path)
 641     (dolist (entry file-alist)
 642       (dolist (style styles)
 643         (setq output-file
 644               (and (setq path (muse-style-element :path style))
 645                    (expand-file-name
 646                     (concat (muse-style-element :prefix style)
 647                             (car entry)
 648                             (or (muse-style-element :osuffix style)
 649                                 (muse-style-element :suffix style)))
 650                     path)))
 651         (if output-file
 652             (muse-delete-file-if-exists output-file))))))
 653
 654 (provide 'muse-project)
 655
 656 ;;; muse-project.el ends here