scripts/ly2dvi.py

   1 #!@PYTHON@
   2 # run lily, setup LaTeX input.
   3
   4 # Note: gettext work best if we use ' for docstrings and "
   5 # for gettextable strings
   6
   7 '''
   8 TODO:
   9
  10   * check --dependencies
  11
  12   * move versatile taglines,
  13
  14      \header {
  15         beginfooter=\mutopiaPD
  16         endfooter=\tagline  -> 'lily was here <version>'
  17      }
  18
  19   * head/header tagline/endfooter
  20
  21   * dvi from lilypond .tex output?  This is hairy, because we create dvi
  22     from lilypond .tex *and* header output.
  23
  24 '''
  25
  26
  27 import os
  28 import stat
  29 import string
  30 import re
  31 import getopt
  32 import sys
  33 import __main__
  34 import operator
  35 import tempfile
  36
  37 sys.path.append ('@datadir@/python')
  38 import gettext
  39 gettext.bindtextdomain ('lilypond', '@localedir@')
  40 gettext.textdomain('lilypond')
  41 _ = gettext.gettext
  42
  43
  44 layout_fields = ['title', 'subtitle', 'subsubtitle', 'footer', 'head',
  45           'composer', 'arranger', 'instrument', 'opus', 'piece', 'metre',
  46           'meter', 'poet']
  47
  48
  49 # init to empty; values here take precedence over values in the file
  50 extra_init = {
  51         'language' : [],
  52         'latexheaders' : [],
  53         'latexpackages' :  ['geometry'],
  54         'papersize' : [],
  55         'pagenumber' : [1],
  56         'textheight' : [],
  57         'linewidth' : [],
  58         'orientation' : []
  59 }
  60
  61 extra_fields = extra_init.keys ()
  62
  63 fields = layout_fields + extra_fields
  64 original_dir = os.getcwd ()
  65 include_path = ['.']
  66 temp_dir = ''
  67 keep_temp_dir = 0
  68 no_lily = 0
  69 outdir = '.'
  70 track_dependencies_p = 0
  71
  72 dependency_files = []
  73
  74
  75 program_version = '@TOPLEVEL_VERSION@'
  76 if program_version == '@' + 'TOPLEVEL_VERSION' + '@':
  77         program_version = '1.3.134'
  78
  79 # generate ps ?
  80 postscript_p = 0
  81
  82 # be verbose?
  83 verbose_p = 0
  84
  85 option_definitions = [
  86         ('', 'h', 'help', _ ("this help")),
  87         ('KEY=VAL', 's', 'set', _ ("change global setting KEY to VAL")),
  88         ('', 'P', 'postscript', _ ("generate PostScript output")),
  89         ('', 'k', 'keep', _ ("keep all output, and name the directory ly2dvi.dir")),
  90         ('', '', 'no-lily', _ ("don't run LilyPond")),
  91         ('', 'V', 'verbose', _ ("verbose")),
  92         ('', 'v', 'version', _ ("print version number")),
  93         ('', 'w', 'warranty', _ ("show warranty and copyright")),
  94         ('DIR', '', 'outdir', _ ("dump all final output into DIR")),
  95         ('', 'd', 'dependencies', _ ("write Makefile dependencies for every input file")),
  96         ]
  97
  98 def identify ():
  99         sys.stdout.write ('ly2dvi (GNU LilyPond) %s\n' % program_version)
 100
 101 def warranty ():
 102         identify ()
 103         sys.stdout.write ('\n')
 104         sys.stdout.write (_ ('Copyright (c) %s by' % ' 1998-2001'))
 105         sys.stdout.write ('\n')
 106         sys.stdout.write ('  Han-Wen Nienhuys')
 107         sys.stdout.write ('\n')
 108         sys.stdout.write (_ (r'''
 109 Distributed under terms of the GNU General Public License. It comes with
 110 NO WARRANTY.'''))
 111         sys.stdout.write ('\n')
 112
 113
 114
 115 def star_progress (s):
 116         '''Progress messages that stand out between lilypond stuff'''
 117         progress ('*** ' + s)
 118
 119 def progress (s):
 120         sys.stderr.write (s + '\n')
 121
 122 def warning (s):
 123         sys.stderr.write (_ ("warning: ") + s)
 124         sys.stderr.write ('\n')
 125
 126
 127 def error (s):
 128         sys.stderr.write (_ ("error: ") + s)
 129         sys.stderr.write ('\n')
 130         raise _ ("Exiting ... ")
 131
 132
 133 def find_file (name):
 134         '''
 135         Search the include path for NAME. If found, return the (CONTENTS, PATH) of the file.
 136         '''
 137
 138         f = None
 139         nm = ''
 140         for a in include_path:
 141                 try:
 142                         nm = os.path.join (a, name)
 143                         f = open (nm)
 144                         __main__.read_files.append (nm)
 145                         break
 146                 except IOError:
 147                         pass
 148         if f:
 149                 sys.stderr.write (_ ("Reading %s...") % nm)
 150                 sys.stderr.write ('\n');
 151                 return (f.read (), nm)
 152         else:
 153                 error (_ ("can't open file: `%s'" % name))
 154                 sys.stderr.write ('\n');
 155                 return ('', '')
 156
 157
 158
 159
 160 def getopt_args (opts):
 161         '''Construct arguments (LONG, SHORT) for getopt from  list of options.'''
 162         short = ''
 163         long = []
 164         for o in opts:
 165                 if o[1]:
 166                         short = short + o[1]
 167                         if o[0]:
 168                                 short = short + ':'
 169                 if o[2]:
 170                         l = o[2]
 171                         if o[0]:
 172                                 l = l + '='
 173                         long.append (l)
 174         return (short, long)
 175
 176 def option_help_str (o):
 177         '''Transform one option description (4-tuple ) into neatly formatted string'''
 178         sh = '  '
 179         if o[1]:
 180                 sh = '-%s' % o[1]
 181
 182         sep = ' '
 183         if o[1] and o[2]:
 184                 sep = ','
 185
 186         long = ''
 187         if o[2]:
 188                 long= '--%s' % o[2]
 189
 190         arg = ''
 191         if o[0]:
 192                 if o[2]:
 193                         arg = '='
 194                 arg = arg + o[0]
 195         return '  ' + sh + sep + long + arg
 196
 197
 198 def options_help_str (opts):
 199         '''Convert a list of options into a neatly formatted string'''
 200         w = 0
 201         strs =[]
 202         helps = []
 203
 204         for o in opts:
 205                 s = option_help_str (o)
 206                 strs.append ((s, o[3]))
 207                 if len (s) > w:
 208                         w = len (s)
 209
 210         str = ''
 211         for s in strs:
 212                 str = str + '%s%s%s\n' % (s[0], ' ' * (w - len(s[0])  + 3), s[1])
 213         return str
 214
 215 def help ():
 216         sys.stdout.write (_ ("Usage: %s [OPTION]... FILE") % 'ly2dvi')
 217         sys.stdout.write ('\n\n')
 218         sys.stdout.write (_ ("Generate .dvi with LaTeX for LilyPond"))
 219         sys.stdout.write ('\n\n')
 220         sys.stdout.write (_ ("Options:"))
 221         sys.stdout.write ('\n')
 222         sys.stdout.write (options_help_str (option_definitions))
 223         sys.stdout.write ('\n\n')
 224         warning (_ ("all output is written in the CURRENT directory"))
 225         sys.stdout.write ('\n')
 226         sys.stdout.write (_ ("Report bugs to %s") % 'bug-gnu-music@gnu.org')
 227         sys.stdout.write ('\n')
 228         sys.exit (0)
 229
 230
 231 def setup_temp ():
 232         global temp_dir
 233         temp_dir = 'ly2dvi.dir'
 234         if not keep_temp_dir:
 235                 temp_dir = tempfile.mktemp ('ly2dvi')
 236
 237         try:
 238                 os.mkdir (temp_dir, 0777)
 239         except OSError:
 240                 pass
 241
 242
 243         # try not to gen/search MF stuff in temp dir
 244         fp = ''
 245         try:
 246                 fp = ':' + os.environ['TFMFONTS']
 247         except KeyError:
 248                 fp = '://:'
 249
 250
 251         os.environ['TFMFONTS'] =  original_dir + fp
 252
 253         os.chdir (temp_dir)
 254         if verbose_p:
 255                 progress (_ ('Temp directory is `%s\'\n') % temp_dir)
 256
 257
 258 def system (cmd, ignore_error = 0):
 259         if verbose_p:
 260                 progress (_ ("Invoking `%s\'") % cmd)
 261         st = os.system (cmd)
 262         if st:
 263                 msg =  ( _ ("error: ") + _ ("command exited with value %d") % st)
 264                 if ignore_error:
 265                         sys.stderr.write (msg + ' ' + _ ("(ignored)") + ' ')
 266                 else:
 267                         error (msg)
 268
 269         return st
 270
 271 def cleanup_temp ():
 272         if not keep_temp_dir:
 273                 if verbose_p:
 274                         progress (_ ('Cleaning up `%s\'') % temp_dir)
 275                 system ('rm -rf %s' % temp_dir)
 276
 277
 278 def run_lilypond (files):
 279         opts = ''
 280         opts = opts + ' ' + string.join (map (lambda x : '-I ' + x, include_path))
 281         opts = opts + ' ' + string.join (map (lambda x : '-H ' + x, fields))
 282
 283         if track_dependencies_p:
 284                 opts = opts + " --dependencies "
 285
 286         fs = string.join (files)
 287
 288         system ('lilypond  %s %s ' % (opts, fs))
 289
 290
 291 def set_setting (dict, key, val):
 292         try:
 293                 val = string.atof (val)
 294         except ValueError:
 295                 #warning (_ ("invalid value: %s") % `val`)
 296                 pass
 297
 298         try:
 299                 dict[key].append (val)
 300         except KeyError:
 301                 warning (_ ("no such setting: %s") % `key`)
 302                 dict[key] = [val]
 303
 304
 305 def analyse_lilypond_output (filename, extra):
 306         '''Grep FILENAME for interesting stuff, and
 307         put relevant info into EXTRA.'''
 308         filename = filename+'.tex'
 309         progress (_ ("Analyzing `%s'") % filename)
 310         s = open (filename).read ()
 311
 312         # search only the first 10k
 313         s = s[:10240]
 314         for x in ('textheight', 'linewidth', 'papersize', 'orientation'):
 315                 m = re.search (r'\\def\\lilypondpaper%s{([^}]*)}'%x, s)
 316                 if m:
 317                         set_setting (extra, x, m.group (1))
 318
 319 def find_tex_files_for_base (base, extra):
 320         headerfiles = {}
 321         for f in layout_fields:
 322                 if os.path.exists (base + '.' + f):
 323                         headerfiles[f] = base+'.'+f
 324
 325         if os.path.exists (base  +'.dep'):
 326                 dependency_files.append (base + '.dep')
 327
 328         for f in extra_fields:
 329                 if os.path.exists (base + '.' + f):
 330                         extra[f].append (open (base + '.' + f).read ())
 331
 332         return (base  +'.tex',headerfiles)
 333
 334
 335 def find_tex_files (files, extra):
 336         tfiles = []
 337         for f in files:
 338                 x = 0
 339                 while 1:
 340                         fname = os.path.basename (f)
 341                         fname = strip_ly_suffix (fname)
 342                         if x:
 343                                 fname = fname + '-%d' % x
 344
 345                         if os.path.exists (fname + '.tex'):
 346                                 tfiles.append (find_tex_files_for_base (fname, extra))
 347                                 analyse_lilypond_output (fname, extra)
 348                         else:
 349                                 break
 350
 351                         x = x + 1
 352         if not x:
 353                 warning (_ ("no lilypond output found for %s") % `files`)
 354         return tfiles
 355
 356 def one_latex_definition (defn, first):
 357         s = '\n'
 358         for (k,v) in defn[1].items ():
 359                 val = open (v).read ()
 360                 if (string.strip (val)):
 361                         s = s + r'''\def\lilypond%s{%s}''' % (k, val)
 362                 else:
 363                         s = s + r'''\let\lilypond%s\relax''' % k
 364                 s = s + '\n'
 365
 366         if first:
 367                 s = s + '\\def\\mustmakelilypondtitle{}\n'
 368         else:
 369                 s = s + '\\def\\mustmakelilypondpiecetitle{}\n'
 370
 371         s = s + '\\input %s' % defn[0]
 372         return s
 373
 374
 375 ly_paper_to_latexpaper =  {
 376         'a4' : 'a4paper',
 377         'letter' : 'letterpaper',
 378 }
 379
 380 def global_latex_definition (tfiles, extra):
 381         '''construct preamble from EXTRA,
 382         dump lily output files after that, and return result.
 383         '''
 384
 385
 386         s = ""
 387         s = s + '% generation tag\n'
 388
 389         paper = ''
 390
 391         if extra['papersize']:
 392                 try:
 393                         paper = '[%s]' % ly_paper_to_latexpaper[extra['papersize'][0]]
 394                 except:
 395                         warning (_ ("invalid value: %s") % `extra['papersize'][0]`)
 396                         pass
 397
 398         s = s + '\\documentclass%s{article}\n' % paper
 399
 400         if extra['language']:
 401                 s = s + r'\usepackage[%s]{babel}\n' % extra['language'][-1]
 402
 403
 404         s = s + '\\usepackage{%s}\n' \
 405                 % string.join (extra['latexpackages'], ',')
 406
 407         s = s + string.join (extra['latexheaders'], ' ')
 408
 409         textheight = ''
 410         if extra['textheight']:
 411                 textheight = ',textheight=%fpt' % extra['textheight'][0]
 412
 413         orientation = 'portrait'
 414         if extra['orientation']:
 415                 orientation = extra['orientation'][0]
 416
 417         # set sane geometry width (a4-width) for linewidth = -1.
 418         linewidth = extra['linewidth'][0]
 419         if linewidth < 0:
 420                 linewidth = 597
 421         s = s + '\geometry{width=%spt%s,headheight=2mm,headsep=0pt,footskip=2mm,%s}\n' % (linewidth, textheight, orientation)
 422
 423         s = s + r'''
 424 \usepackage[latin1]{inputenc}
 425 \input{titledefs}
 426 \makeatletter
 427 \renewcommand{\@oddfoot}{\parbox{\textwidth}{\mbox{}\thefooter}}%
 428 '''
 429
 430         if extra['pagenumber'] and extra['pagenumber'][-1] and extra['pagenumber'][-1] != 'no':
 431                 s = s + r'''
 432 \renewcommand{\@oddhead}{\parbox{\textwidth}%
 433     {\mbox{}\small\theheader\hfill\textbf{\thepage}}}
 434 '''
 435         else:
 436                 s = s + '\\pagestyle{empty}\n'
 437
 438         s = s + '\\makeatother\n'
 439         s = s + '\\begin{document}\n'
 440
 441
 442         first = 1
 443         for t in tfiles:
 444                 s = s + one_latex_definition (t, first)
 445                 first = 0
 446
 447         s = s + r'''
 448 \makeatletter
 449 \renewcommand{\@oddfoot}{\parbox{\textwidth}{\mbox{}\lilypondtagline}}%
 450 \makeatother
 451 '''
 452         s = s + '\\end{document}'
 453
 454         return s
 455
 456 def do_files (fs, extra):
 457
 458         '''process the list of filenames in FS, using standard settings in EXTRA.
 459         '''
 460         if not no_lily:
 461                 run_lilypond (fs)
 462
 463         wfs = find_tex_files (fs, extra)
 464         s = global_latex_definition (wfs, extra)
 465
 466         latex_file ='ly2dvi.out'
 467         f = open (latex_file + '.tex', 'w')
 468         f.write (s)
 469         f.close ()
 470
 471         # todo: nonstopmode
 472         system ('latex \\\\nonstopmode \\\\input %s' % latex_file)
 473         return latex_file + '.dvi'
 474
 475 def generate_postscript (dvi_name, extra):
 476         '''Run dvips on DVI_NAME, optionally doing -t landscape'''
 477
 478         opts = ''
 479         if extra['papersize']:
 480                 opts = opts + ' -t %s' % extra['papersize'][0]
 481
 482         if extra['orientation'] and extra['orientation'][0] == 'landscape':
 483                 opts = opts + ' -t landscape'
 484
 485         ps_name = re.sub (r'\.dvi', r'.ps', dvi_name)
 486         system ('dvips %s -o %s %s' % (opts, ps_name, dvi_name))
 487
 488         return ps_name
 489
 490
 491
 492 def generate_dependency_file (depfile, outname):
 493         df = open (depfile, 'w')
 494         df.write (outname + ':' )
 495
 496         for d in dependency_files:
 497                 s = open (d).read ()
 498                 s = re.sub ('#[^\n]*\n', '', s)
 499                 s = re.sub (r'\\\n', ' ', s)
 500                 m = re.search ('.*:(.*)\n', s)
 501
 502                 # ugh. Different targets?
 503                 if m:
 504                         df.write ( m.group (1)  + ' ' )
 505
 506         df.write ('\n')
 507         df.close ();
 508
 509 (sh, long) = getopt_args (__main__.option_definitions)
 510 try:
 511         (options, files) = getopt.getopt(sys.argv[1:], sh, long)
 512 except:
 513         help ()
 514         sys.exit (2)
 515
 516 for opt in options:
 517         o = opt[0]
 518         a = opt[1]
 519
 520         if 0:
 521                 pass
 522         elif o == '--help' or o == '-h':
 523                 help ()
 524         elif o == '--include' or o == '-I':
 525                 include_path.append (a)
 526         elif o == '--postscript' or o == '-P':
 527                 postscript_p = 1
 528         elif o == '--keep' or o == '-k':
 529                 keep_temp_dir = 1
 530         elif o == '--no-lily':
 531                 no_lily = 1
 532         elif o == '--outdir':
 533                 outdir = a
 534         elif o == '--set' or o == '-s':
 535                 ss = string.split (a, '=')
 536                 set_setting (extra_init, ss[0], ss[1])
 537         elif o == '--dependencies' or o == '-d':
 538                 track_dependencies_p = 1
 539         elif o == '--verbose' or o == '-V':
 540                 verbose_p = 1
 541         elif o == '--version' or o == '-v':
 542                 identify ()
 543                 sys.exit (0)
 544         elif o == '--warranty' or o == '-w':
 545                 warranty ()
 546                 sys.exit (0)
 547
 548
 549 include_path = map (os.path.abspath, include_path)
 550 files = map (os.path.abspath, files)
 551 outdir = os.path.abspath (outdir)
 552
 553 def strip_ly_suffix (f):
 554         (p, e) =os.path.splitext (f)
 555         if e == '.ly':
 556                 e = ''
 557         return p +e
 558
 559 files = map (strip_ly_suffix, files)
 560
 561 if files:
 562         setup_temp ()
 563         extra = extra_init
 564
 565         dvi_name = do_files (files, extra)
 566
 567         if postscript_p:
 568                 ps_name = generate_postscript (dvi_name, extra)
 569
 570
 571
 572         base = os.path.basename (files[0])
 573         dest = base
 574         type = 'foobar'
 575         srcname = 'foobar'
 576
 577         if postscript_p:
 578                 srcname = ps_name
 579                 dest = dest + '.ps'
 580                 type = 'PS'
 581         else:
 582                 srcname = dvi_name
 583                 dest= dest + '.dvi'
 584                 type = 'DVI'
 585
 586         dest = os.path.join (outdir, dest)
 587         if outdir != '.':
 588                 system ('mkdir -p %s' % outdir)
 589         system ('cp \"%s\" \"%s\"' % (srcname, dest ))
 590         if re.match ('[.]midi', string.join (os.listdir ('.'))):
 591                 system ('cp *.midi %s' % outdir, ignore_error = 1)
 592
 593         depfile = os.path.join (outdir, base + '.dep')
 594
 595         if track_dependencies_p:
 596                 generate_dependency_file (depfile, dest)
 597
 598         os.chdir (original_dir)
 599         cleanup_temp ()
 600
 601         # most insteresting info last
 602         progress (_ ("dependencies output to %s...") % depfile)
 603         progress (_ ("%s output to %s...") % (type, dest))
 604
 605
 606