sphinx-update-po / sphinx / builders / html.py

   1
   2
   3
   4
   5
   6
   7
   8
   9
  10
  11
  12
  13
  14
  15
  16
  17
  18
  19
  20
  21
  22
  23
  24
  25
  26
  27
  28
  29
  30
  31
  32
  33
  34
  35
  36
  37
  38
  39
  40
  41
  42
  43
  44
  45
  46
  47
  48
  49
  50
  51
  52
  53
  54
  55
  56
  57
  58
  59
  60
  61
  62
  63
  64
  65
  66
  67
  68
  69
  70
  71
  72
  73
  74
  75
  76
  77
  78
  79
  80
  81
  82
  83
  84
  85
  86
  87
  88
  89
  90
  91
  92
  93
  94
  95
  96
  97
  98
  99
 100
 101
 102
 103
 104
 105
 106
 107
 108
 109
 110
 111
 112
 113
 114
 115
 116
 117
 118
 119
 120
 121
 122
 123
 124
 125
 126
 127
 128
 129
 130
 131
 132
 133
 134
 135
 136
 137
 138
 139
 140
 141
 142
 143
 144
 145
 146
 147
 148
 149
 150
 151
 152
 153
 154
 155
 156
 157
 158
 159
 160
 161
 162
 163
 164
 165
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176
 177
 178
 179
 180
 181
 182
 183
 184
 185
 186
 187
 188
 189
 190
 191
 192
 193
 194
 195
 196
 197
 198
 199
 200
 201
 202
 203
 204
 205
 206
 207
 208
 209
 210
 211
 212
 213
 214
 215
 216
 217
 218
 219
 220
 221
 222
 223
 224
 225
 226
 227
 228
 229
 230
 231
 232
 233
 234
 235
 236
 237
 238
 239
 240
 241
 242
 243
 244
 245
 246
 247
 248
 249
 250
 251
 252
 253
 254
 255
 256
 257
 258
 259
 260
 261
 262
 263
 264
 265
 266
 267
 268
 269
 270
 271
 272
 273
 274
 275
 276
 277
 278
 279
 280
 281
 282
 283
 284
 285
 286
 287
 288
 289
 290
 291
 292
 293
 294
 295
 296
 297
 298
 299
 300
 301
 302
 303
 304
 305
 306
 307
 308
 309
 310
 311
 312
 313
 314
 315
 316
 317
 318
 319
 320
 321
 322
 323
 324
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336
 337
 338
 339
 340
 341
 342
 343
 344
 345
 346
 347
 348
 349
 350
 351
 352
 353
 354
 355
 356
 357
 358
 359
 360
 361
 362
 363
 364
 365
 366
 367
 368
 369
 370
 371
 372
 373
 374
 375
 376
 377
 378
 379
 380
 381
 382
 383
 384
 385
 386
 387
 388
 389
 390
 391
 392
 393
 394
 395
 396
 397
 398
 399
 400
 401
 402
 403
 404
 405
 406
 407
 408
 409
 410
 411
 412
 413
 414
 415
 416
 417
 418
 419
 420
 421
 422
 423
 424
 425
 426
 427
 428
 429
 430
 431
 432
 433
 434
 435
 436
 437
 438
 439
 440
 441
 442
 443
 444
 445
 446
 447
 448
 449
 450
 451
 452
 453
 454
 455
 456
 457
 458
 459
 460
 461
 462
 463
 464
 465
 466
 467
 468
 469
 470
 471
 472
 473
 474
 475
 476
 477
 478
 479
 480
 481
 482
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492
 493
 494
 495
 496
 497
 498
 499
 500
 501
 502
 503
 504
 505
 506
 507
 508
 509
 510
 511
 512
 513
 514
 515
 516
 517
 518
 519
 520
 521
 522
 523
 524
 525
 526
 527
 528
 529
 530
 531
 532
 533
 534
 535
 536
 537
 538
 539
 540
 541
 542
 543
 544
 545
 546
 547
 548
 549
 550
 551
 552
 553
 554
 555
 556
 557
 558
 559
 560
 561
 562
 563
 564
 565
 566
 567
 568
 569
 570
 571
 572
 573
 574
 575
 576
 577
 578
 579
 580
 581
 582
 583
 584
 585
 586
 587
 588
 589
 590
 591
 592
 593
 594
 595
 596
 597
 598
 599
 600
 601
 602
 603
 604
 605
 606
 607
 608
 609
 610
 611
 612
 613
 614
 615
 616
 617
 618
 619
 620
 621
 622
 623
 624
 625
 626
 627
 628
 629
 630
 631
 632
 633
 634
 635
 636
 637
 638
 639
 640
 641
 642
 643
 644
 645
 646
 647
 648
 649
 650
 651
 652
 653
 654
 655
 656
 657
 658
 659
 660
 661
 662
 663
 664
 665
 666
 667
 668
 669
 670
 671
 672
 673
 674
 675
 676
 677
 678
 679
 680
 681
 682
 683
 684
 685
 686
 687
 688
 689
 690
 691
 692
 693
 694
 695
 696
 697
 698
 699
 700
 701
 702
 703
 704
 705
 706
 707
 708
 709
 710
 711
 712
 713
 714
 715
 716
 717
 718
 719
 720
 721
 722
 723
 724
 725
 726
 727
 728
 729
 730
 731
 732
 733
 734
 735
 736
 737
 738
 739
 740
 741
 742
 743
 744
 745
 746
 747
 748
 749
 750
 751
 752
 753
 754
 755
 756
 757
 758
 759
 760
 761
 762
 763
 764
 765
 766
 767
 768
 769
 770
 771
 772
 773
 774
 775
 776
 777
 778
 779
 780
 781
 782
 783
 784
 785
 786
 787
 788
 789
 790
 791
 792
 793
 794
 795
 796
 797
 798
 799
 800
 801
 802
 803
 804
 805
 806
 807
 808
 809
 810
 811
 812
 813
 814
 815
 816
 817
 818
 819
 820
 821
 822
 823
 824
 825
 826
 827
 828
 829
 830
 831
 832
 833
 834
 835
 836
 837
 838
 839
 840
 841
 842
 843
 844
 845
 846
 847
 848
 849
 850
 851
 852
 853
 854
 855
 856
 857
 858
 859
 860
 861
 862
 863
 864
 865
 866
 867
 868
 869
 870
 871
 872
 873
 874
 875
 876
 877
 878
 879
 880
 881
 882
 883
 884
 885
 886
 887
 888
 889
 890
 891
 892
 893
 894
 895
 896
 897
 898
 899
 900
 901
 902
 903
 904
 905
 906
 907
 908
 909
 910
 911
 912
 913
 914
 915
 916
 917
 918
 919
 920
 921
 922
 923
 924
 925
 926
 927
 928
 929
 930
 931
 932
 933
 934
 935
 936
 937
 938
 939
 940
 941
 942
 943
 944
 945
 946
 947
 948
 949
 950
 951
 952
 953
 954
 955
 956
 957
 958
 959
 960
 961
 962
 963
 964
 965
 966
 967
 968
 969
 970
 971
 972
 973
 974
 975
 976
 977
 978
 979
 980
 981
 982
 983
 984
 985
 986
 987
 988
 989
 990
 991
 992
 993
 994
 995
 996
 997
 998
 999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
# -*- coding: utf-8 -*-
"""
    sphinx.builders.html
    ~~~~~~~~~~~~~~~~~~~~

    Several HTML builders.

    :copyright: Copyright 2007-2011 by the Sphinx team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

import os
import sys
import zlib
import codecs
import posixpath
import cPickle as pickle
from os import path
try:
    from hashlib import md5
except ImportError:
    # 2.4 compatibility
    from md5 import md5

from docutils import nodes
from docutils.io import DocTreeInput, StringOutput
from docutils.core import Publisher
from docutils.utils import new_document
from docutils.frontend import OptionParser
from docutils.readers.doctree import Reader as DoctreeReader

from sphinx import package_dir, __version__
from sphinx.util import jsonimpl, copy_static_entry
from sphinx.util.osutil import SEP, os_path, relative_uri, ensuredir, \
     movefile, ustrftime, copyfile
from sphinx.util.nodes import inline_all_toctrees
from sphinx.util.matching import patmatch, compile_matchers
from sphinx.util.pycompat import any, b
from sphinx.errors import SphinxError
from sphinx.locale import _
from sphinx.search import js_index
from sphinx.theming import Theme
from sphinx.builders import Builder
from sphinx.application import ENV_PICKLE_FILENAME
from sphinx.highlighting import PygmentsBridge
from sphinx.util.console import bold, darkgreen, brown
from sphinx.writers.html import HTMLWriter, HTMLTranslator, \
     SmartyPantsHTMLTranslator

#: the filename for the inventory of objects
INVENTORY_FILENAME = 'objects.inv'
#: the filename for the "last build" file (for serializing builders)
LAST_BUILD_FILENAME = 'last_build'


class StandaloneHTMLBuilder(Builder):
    """
    Builds standalone HTML docs.
    """
    name = 'html'
    format = 'html'
    copysource = True
    out_suffix = '.html'
    link_suffix = '.html'  # defaults to matching out_suffix
    indexer_format = js_index
    indexer_dumps_unicode = True
    supported_image_types = ['image/svg+xml', 'image/png',
                             'image/gif', 'image/jpeg']
    searchindex_filename = 'searchindex.js'
    add_permalinks = True
    embedded = False  # for things like HTML help or Qt help: suppresses sidebar

    # This is a class attribute because it is mutated by Sphinx.add_javascript.
    script_files = ['_static/jquery.js', '_static/underscore.js',
                    '_static/doctools.js']
    # Dito for this one.
    css_files = []

    default_sidebars = ['localtoc.html', 'relations.html',
                        'sourcelink.html', 'searchbox.html']

    # cached publisher object for snippets
    _publisher = None

    def init(self):
        # a hash of all config values that, if changed, cause a full rebuild
        self.config_hash = ''
        self.tags_hash = ''
        # section numbers for headings in the currently visited document
        self.secnumbers = {}
        # currently written docname
        self.current_docname = None

        self.init_templates()
        self.init_highlighter()
        self.init_translator_class()
        if self.config.html_file_suffix is not None:
            self.out_suffix = self.config.html_file_suffix

        if self.config.html_link_suffix is not None:
            self.link_suffix = self.config.html_link_suffix
        else:
            self.link_suffix = self.out_suffix

        if self.config.language is not None:
            if self._get_translations_js():
                self.script_files.append('_static/translations.js')

    def _get_translations_js(self):
        candidates = [path.join(package_dir, 'locale', self.config.language,
                                'LC_MESSAGES', 'sphinx.js'),
                      path.join(sys.prefix, 'share/sphinx/locale',
                                self.config.language, 'sphinx.js')] + \
                     [path.join(dir, self.config.language,
                                'LC_MESSAGES', 'sphinx.js')
                      for dir in self.config.locale_dirs]
        for jsfile in candidates:
            if path.isfile(jsfile):
                return jsfile
        return None

    def get_theme_config(self):
        return self.config.html_theme, self.config.html_theme_options

    def init_templates(self):
        Theme.init_themes(self.confdir, self.config.html_theme_path,
                          warn=self.warn)
        themename, themeoptions = self.get_theme_config()
        self.theme = Theme(themename)
        self.theme_options = themeoptions.copy()
        self.create_template_bridge()
        self.templates.init(self, self.theme)

    def init_highlighter(self):
        # determine Pygments style and create the highlighter
        if self.config.pygments_style is not None:
            style = self.config.pygments_style
        elif self.theme:
            style = self.theme.get_confstr('theme', 'pygments_style', 'none')
        else:
            style = 'sphinx'
        self.highlighter = PygmentsBridge('html', style,
                                          self.config.trim_doctest_flags)

    def init_translator_class(self):
        if self.config.html_translator_class:
            self.translator_class = self.app.import_object(
                self.config.html_translator_class,
                'html_translator_class setting')
        elif self.config.html_use_smartypants:
            self.translator_class = SmartyPantsHTMLTranslator
        else:
            self.translator_class = HTMLTranslator

    def get_outdated_docs(self):
        cfgdict = dict((name, self.config[name])
                       for (name, desc) in self.config.values.iteritems()
                       if desc[1] == 'html')
        self.config_hash = md5(unicode(cfgdict).encode('utf-8')).hexdigest()
        self.tags_hash = md5(unicode(sorted(self.tags)).encode('utf-8')) \
                .hexdigest()
        old_config_hash = old_tags_hash = ''
        try:
            fp = open(path.join(self.outdir, '.buildinfo'))
            try:
                version = fp.readline()
                if version.rstrip() != '# Sphinx build info version 1':
                    raise ValueError
                fp.readline()  # skip commentary
                cfg, old_config_hash = fp.readline().strip().split(': ')
                if cfg != 'config':
                    raise ValueError
                tag, old_tags_hash = fp.readline().strip().split(': ')
                if tag != 'tags':
                    raise ValueError
            finally:
                fp.close()
        except ValueError:
            self.warn('unsupported build info format in %r, building all' %
                      path.join(self.outdir, '.buildinfo'))
        except Exception:
            pass
        if old_config_hash != self.config_hash or \
               old_tags_hash != self.tags_hash:
            for docname in self.env.found_docs:
                yield docname
            return

        if self.templates:
            template_mtime = self.templates.newest_template_mtime()
        else:
            template_mtime = 0
        for docname in self.env.found_docs:
            if docname not in self.env.all_docs:
                yield docname
                continue
            targetname = self.get_outfilename(docname)
            try:
                targetmtime = path.getmtime(targetname)
            except Exception:
                targetmtime = 0
            try:
                srcmtime = max(path.getmtime(self.env.doc2path(docname)),
                               template_mtime)
                if srcmtime > targetmtime:
                    yield docname
            except EnvironmentError:
                # source doesn't exist anymore
                pass

    def render_partial(self, node):
        """Utility: Render a lone doctree node."""
        if node is None:
            return {'fragment': ''}
        doc = new_document(b('<partial node>'))
        doc.append(node)

        if self._publisher is None:
            self._publisher = Publisher(
                    source_class = DocTreeInput,
                    destination_class=StringOutput)
            self._publisher.set_components('standalone',
                                           'restructuredtext', 'pseudoxml')

        pub = self._publisher

        pub.reader = DoctreeReader()
        pub.writer = HTMLWriter(self)
        pub.process_programmatic_settings(
            None, {'output_encoding': 'unicode'}, None)
        pub.set_source(doc, None)
        pub.set_destination(None, None)
        pub.publish()
        return pub.writer.parts

    def prepare_writing(self, docnames):
        # create the search indexer
        from sphinx.search import IndexBuilder, languages
        lang = self.config.html_search_language or self.config.language
        if not lang or lang not in languages:
            lang = 'en'
        self.indexer = IndexBuilder(self.env, lang,
                                    self.config.html_search_options)
        self.load_indexer(docnames)

        self.docwriter = HTMLWriter(self)
        self.docsettings = OptionParser(
            defaults=self.env.settings,
            components=(self.docwriter,)).get_default_values()
        self.docsettings.compact_lists = bool(self.config.html_compact_lists)

        # determine the additional indices to include
        self.domain_indices = []
        # html_domain_indices can be False/True or a list of index names
        indices_config = self.config.html_domain_indices
        if indices_config:
            for domain in self.env.domains.itervalues():
                for indexcls in domain.indices:
                    indexname = '%s-%s' % (domain.name, indexcls.name)
                    if isinstance(indices_config, list):
                        if indexname not in indices_config:
                            continue
                    # deprecated config value
                    if indexname == 'py-modindex' and \
                           not self.config.html_use_modindex:
                        continue
                    content, collapse = indexcls(domain).generate()
                    if content:
                        self.domain_indices.append(
                            (indexname, indexcls, content, collapse))

        # format the "last updated on" string, only once is enough since it
        # typically doesn't include the time of day
        lufmt = self.config.html_last_updated_fmt
        if lufmt is not None:
            self.last_updated = ustrftime(lufmt or _('%b %d, %Y'))
        else:
            self.last_updated = None

        logo = self.config.html_logo and \
               path.basename(self.config.html_logo) or ''

        favicon = self.config.html_favicon and \
                  path.basename(self.config.html_favicon) or ''
        if favicon and os.path.splitext(favicon)[1] != '.ico':
            self.warn('html_favicon is not an .ico file')

        if not isinstance(self.config.html_use_opensearch, basestring):
            self.warn('html_use_opensearch config value must now be a string')

        self.relations = self.env.collect_relations()

        rellinks = []
        if self.config.html_use_index:
            rellinks.append(('genindex', _('General Index'), 'I', _('index')))
        for indexname, indexcls, content, collapse in self.domain_indices:
            # if it has a short name
            if indexcls.shortname:
                rellinks.append((indexname, indexcls.localname,
                                 '', indexcls.shortname))

        if self.config.html_style is not None:
            stylename = self.config.html_style
        elif self.theme:
            stylename = self.theme.get_confstr('theme', 'stylesheet')
        else:
            stylename = 'default.css'

        self.globalcontext = dict(
            embedded = self.embedded,
            project = self.config.project,
            release = self.config.release,
            version = self.config.version,
            last_updated = self.last_updated,
            copyright = self.config.copyright,
            master_doc = self.config.master_doc,
            use_opensearch = self.config.html_use_opensearch,
            docstitle = self.config.html_title,
            shorttitle = self.config.html_short_title,
            show_copyright = self.config.html_show_copyright,
            show_sphinx = self.config.html_show_sphinx,
            has_source = self.config.html_copy_source,
            show_source = self.config.html_show_sourcelink,
            file_suffix = self.out_suffix,
            script_files = self.script_files,
            css_files = self.css_files,
            sphinx_version = __version__,
            style = stylename,
            rellinks = rellinks,
            builder = self.name,
            parents = [],
            logo = logo,
            favicon = favicon,
        )
        if self.theme:
            self.globalcontext.update(
                ('theme_' + key, val) for (key, val) in
                self.theme.get_options(self.theme_options).iteritems())
        self.globalcontext.update(self.config.html_context)

    def get_doc_context(self, docname, body, metatags):
        """Collect items for the template context of a page."""
        # find out relations
        prev = next = None
        parents = []
        rellinks = self.globalcontext['rellinks'][:]
        related = self.relations.get(docname)
        titles = self.env.titles
        if related and related[2]:
            try:
                next = {
                    'link': self.get_relative_uri(docname, related[2]),
                    'title': self.render_partial(titles[related[2]])['title']
                }
                rellinks.append((related[2], next['title'], 'N', _('next')))
            except KeyError:
                next = None
        if related and related[1]:
            try:
                prev = {
                    'link': self.get_relative_uri(docname, related[1]),
                    'title': self.render_partial(titles[related[1]])['title']
                }
                rellinks.append((related[1], prev['title'], 'P', _('previous')))
            except KeyError:
                # the relation is (somehow) not in the TOC tree, handle
                # that gracefully
                prev = None
        while related and related[0]:
            try:
                parents.append(
                    {'link': self.get_relative_uri(docname, related[0]),
                     'title': self.render_partial(titles[related[0]])['title']})
            except KeyError:
                pass
            related = self.relations.get(related[0])
        if parents:
            parents.pop() # remove link to the master file; we have a generic
                          # "back to index" link already
        parents.reverse()

        # title rendered as HTML
        title = self.env.longtitles.get(docname)
        title = title and self.render_partial(title)['title'] or ''
        # the name for the copied source
        sourcename = self.config.html_copy_source and docname + '.txt' or ''

        # metadata for the document
        meta = self.env.metadata.get(docname)

        # local TOC and global TOC tree
        self_toc = self.env.get_toc_for(docname, self)
        toc = self.render_partial(self_toc)['fragment']

        return dict(
            parents = parents,
            prev = prev,
            next = next,
            title = title,
            meta = meta,
            body = body,
            metatags = metatags,
            rellinks = rellinks,
            sourcename = sourcename,
            toc = toc,
            # only display a TOC if there's more than one item to show
            display_toc = (self.env.toc_num_entries[docname] > 1),
        )

    def write_doc(self, docname, doctree):
        destination = StringOutput(encoding='utf-8')
        doctree.settings = self.docsettings

        self.secnumbers = self.env.toc_secnumbers.get(docname, {})
        self.imgpath = relative_uri(self.get_target_uri(docname), '_images')
        self.post_process_images(doctree)
        self.dlpath = relative_uri(self.get_target_uri(docname), '_downloads')
        self.current_docname = docname
        self.docwriter.write(doctree, destination)
        self.docwriter.assemble_parts()
        body = self.docwriter.parts['fragment']
        metatags = self.docwriter.clean_meta

        ctx = self.get_doc_context(docname, body, metatags)
        self.index_page(docname, doctree, ctx.get('title', ''))
        self.handle_page(docname, ctx, event_arg=doctree)

    def finish(self):
        self.info(bold('writing additional files...'), nonl=1)

        # pages from extensions
        for pagelist in self.app.emit('html-collect-pages'):
            for pagename, context, template in pagelist:
                self.handle_page(pagename, context, template)

        # the global general index
        if self.config.html_use_index:
            self.write_genindex()

        # the global domain-specific indices
        self.write_domain_indices()

        # the search page
        if self.name != 'htmlhelp':
            self.info(' search', nonl=1)
            self.handle_page('search', {}, 'search.html')

        # additional pages from conf.py
        for pagename, template in self.config.html_additional_pages.items():
            self.info(' '+pagename, nonl=1)
            self.handle_page(pagename, {}, template)

        if self.config.html_use_opensearch and self.name != 'htmlhelp':
            self.info(' opensearch', nonl=1)
            fn = path.join(self.outdir, '_static', 'opensearch.xml')
            self.handle_page('opensearch', {}, 'opensearch.xml', outfilename=fn)

        self.info()

        self.copy_image_files()
        self.copy_download_files()
        self.copy_static_files()
        self.write_buildinfo()

        # dump the search index
        self.handle_finish()

    def write_genindex(self):
        # the total count of lines for each index letter, used to distribute
        # the entries into two columns
        genindex = self.env.create_index(self)
        indexcounts = []
        for _, entries in genindex:
            indexcounts.append(sum(1 + len(subitems)
                                   for _, (_, subitems) in entries))

        genindexcontext = dict(
            genindexentries = genindex,
            genindexcounts = indexcounts,
            split_index = self.config.html_split_index,
        )
        self.info(' genindex', nonl=1)

        if self.config.html_split_index:
            self.handle_page('genindex', genindexcontext,
                             'genindex-split.html')
            self.handle_page('genindex-all', genindexcontext,
                             'genindex.html')
            for (key, entries), count in zip(genindex, indexcounts):
                ctx = {'key': key, 'entries': entries, 'count': count,
                       'genindexentries': genindex}
                self.handle_page('genindex-' + key, ctx,
                                 'genindex-single.html')
        else:
            self.handle_page('genindex', genindexcontext, 'genindex.html')

    def write_domain_indices(self):
        for indexname, indexcls, content, collapse in self.domain_indices:
            indexcontext = dict(
                indextitle = indexcls.localname,
                content = content,
                collapse_index = collapse,
            )
            self.info(' ' + indexname, nonl=1)
            self.handle_page(indexname, indexcontext, 'domainindex.html')

    def copy_image_files(self):
        # copy image files
        if self.images:
            ensuredir(path.join(self.outdir, '_images'))
            for src in self.status_iterator(self.images, 'copying images... ',
                                            brown, len(self.images)):
                dest = self.images[src]
                try:
                    copyfile(path.join(self.srcdir, src),
                             path.join(self.outdir, '_images', dest))
                except Exception, err:
                    self.warn('cannot copy image file %r: %s' %
                              (path.join(self.srcdir, src), err))

    def copy_download_files(self):
        # copy downloadable files
        if self.env.dlfiles:
            ensuredir(path.join(self.outdir, '_downloads'))
            for src in self.status_iterator(self.env.dlfiles,
                                            'copying downloadable files... ',
                                            brown, len(self.env.dlfiles)):
                dest = self.env.dlfiles[src][1]
                try:
                    copyfile(path.join(self.srcdir, src),
                             path.join(self.outdir, '_downloads', dest))
                except Exception, err:
                    self.warn('cannot copy downloadable file %r: %s' %
                              (path.join(self.srcdir, src), err))

    def copy_static_files(self):
        # copy static files
        self.info(bold('copying static files... '), nonl=True)
        ensuredir(path.join(self.outdir, '_static'))
        # first, create pygments style file
        f = open(path.join(self.outdir, '_static', 'pygments.css'), 'w')
        f.write(self.highlighter.get_stylesheet())
        f.close()
        # then, copy translations JavaScript file
        if self.config.language is not None:
            jsfile = self._get_translations_js()
            if jsfile:
                copyfile(jsfile, path.join(self.outdir, '_static',
                                           'translations.js'))

        # add context items for search function used in searchtools.js_t
        ctx = self.globalcontext.copy()
        ctx.update(self.indexer.context_for_searchtool())

        # then, copy over theme-supplied static files
        if self.theme:
            themeentries = [path.join(themepath, 'static')
                            for themepath in self.theme.get_dirchain()[::-1]]
            for entry in themeentries:
                copy_static_entry(entry, path.join(self.outdir, '_static'),
                                  self, ctx)
        # then, copy over all user-supplied static files
        staticentries = [path.join(self.confdir, spath)
                         for spath in self.config.html_static_path]
        matchers = compile_matchers(
            self.config.exclude_patterns +
            ['**/' + d for d in self.config.exclude_dirnames]
        )
        for entry in staticentries:
            if not path.exists(entry):
                self.warn('html_static_path entry %r does not exist' % entry)
                continue
            copy_static_entry(entry, path.join(self.outdir, '_static'), self,
                              ctx, exclude_matchers=matchers)
        # copy logo and favicon files if not already in static path
        if self.config.html_logo:
            logobase = path.basename(self.config.html_logo)
            logotarget = path.join(self.outdir, '_static', logobase)
            if not path.isfile(logotarget):
                copyfile(path.join(self.confdir, self.config.html_logo),
                         logotarget)
        if self.config.html_favicon:
            iconbase = path.basename(self.config.html_favicon)
            icontarget = path.join(self.outdir, '_static', iconbase)
            if not path.isfile(icontarget):
                copyfile(path.join(self.confdir, self.config.html_favicon),
                         icontarget)
        self.info('done')

    def write_buildinfo(self):
        # write build info file
        fp = open(path.join(self.outdir, '.buildinfo'), 'w')
        try:
            fp.write('# Sphinx build info version 1\n'
                     '# This file hashes the configuration used when building'
                     ' these files. When it is not found, a full rebuild will'
                     ' be done.\nconfig: %s\ntags: %s\n' %
                     (self.config_hash, self.tags_hash))
        finally:
            fp.close()

    def cleanup(self):
        # clean up theme stuff
        if self.theme:
            self.theme.cleanup()

    def post_process_images(self, doctree):
        """Pick the best candidate for an image and link down-scaled images to
        their high res version.
        """
        Builder.post_process_images(self, doctree)
        for node in doctree.traverse(nodes.image):
            if not node.has_key('scale') or \
               isinstance(node.parent, nodes.reference):
                # docutils does unfortunately not preserve the
                # ``target`` attribute on images, so we need to check
                # the parent node here.
                continue
            uri = node['uri']
            reference = nodes.reference('', '', internal=True)
            if uri in self.images:
                reference['refuri'] = posixpath.join(self.imgpath,
                                                     self.images[uri])
            else:
                reference['refuri'] = uri
            node.replace_self(reference)
            reference.append(node)

    def load_indexer(self, docnames):
        keep = set(self.env.all_docs) - set(docnames)
        try:
            searchindexfn = path.join(self.outdir, self.searchindex_filename)
            if self.indexer_dumps_unicode:
                f = codecs.open(searchindexfn, 'r', encoding='utf-8')
            else:
                f = open(searchindexfn, 'rb')
            try:
                self.indexer.load(f, self.indexer_format)
            finally:
                f.close()
        except (IOError, OSError, ValueError):
            if keep:
                self.warn('search index couldn\'t be loaded, but not all '
                          'documents will be built: the index will be '
                          'incomplete.')
        # delete all entries for files that will be rebuilt
        self.indexer.prune(keep)

    def index_page(self, pagename, doctree, title):
        # only index pages with title
        if self.indexer is not None and title:
            self.indexer.feed(pagename, title, doctree)

    def _get_local_toctree(self, docname, collapse=True, **kwds):
        return self.render_partial(self.env.get_toctree_for(
            docname, self, collapse, **kwds))['fragment']

    def get_outfilename(self, pagename):
        return path.join(self.outdir, os_path(pagename) + self.out_suffix)

    def add_sidebars(self, pagename, ctx):
        def has_wildcard(pattern):
            return any(char in pattern for char in '*?[')
        sidebars = None
        matched = None
        customsidebar = None
        for pattern, patsidebars in self.config.html_sidebars.iteritems():
            if patmatch(pagename, pattern):
                if matched:
                    if has_wildcard(pattern):
                        # warn if both patterns contain wildcards
                        if has_wildcard(matched):
                            self.warn('page %s matches two patterns in '
                                      'html_sidebars: %r and %r' %
                                      (pagename, matched, pattern))
                        # else the already matched pattern is more specific
                        # than the present one, because it contains no wildcard
                        continue
                matched = pattern
                sidebars = patsidebars
        if sidebars is None:
            # keep defaults
            pass
        elif isinstance(sidebars, basestring):
            # 0.x compatible mode: insert custom sidebar before searchbox
            customsidebar = sidebars
            sidebars = None
        ctx['sidebars'] = sidebars
        ctx['customsidebar'] = customsidebar

    # --------- these are overwritten by the serialization builder

    def get_target_uri(self, docname, typ=None):
        return docname + self.link_suffix

    def handle_page(self, pagename, addctx, templatename='page.html',
                    outfilename=None, event_arg=None):
        ctx = self.globalcontext.copy()
        # current_page_name is backwards compatibility
        ctx['pagename'] = ctx['current_page_name'] = pagename
        default_baseuri = self.get_target_uri(pagename)
        # in the singlehtml builder, default_baseuri still contains an #anchor
        # part, which relative_uri doesn't really like...
        default_baseuri = default_baseuri.rsplit('#', 1)[0]

        def pathto(otheruri, resource=False, baseuri=default_baseuri):
            if resource and '://' in otheruri:
                # allow non-local resources given by scheme
                return otheruri
            elif not resource:
                otheruri = self.get_target_uri(otheruri)
            uri = relative_uri(baseuri, otheruri) or '#'
            return uri
        ctx['pathto'] = pathto
        ctx['hasdoc'] = lambda name: name in self.env.all_docs
        if self.name != 'htmlhelp':
            ctx['encoding'] = encoding = self.config.html_output_encoding
        else:
            ctx['encoding'] = encoding = self.encoding
        ctx['toctree'] = lambda **kw: self._get_local_toctree(pagename, **kw)
        self.add_sidebars(pagename, ctx)
        ctx.update(addctx)

        self.app.emit('html-page-context', pagename, templatename,
                      ctx, event_arg)

        try:
            output = self.templates.render(templatename, ctx)
        except UnicodeError:
            self.warn("a Unicode error occurred when rendering the page %s. "
                      "Please make sure all config values that contain "
                      "non-ASCII content are Unicode strings." % pagename)
            return

        if not outfilename:
            outfilename = self.get_outfilename(pagename)
        # outfilename's path is in general different from self.outdir
        ensuredir(path.dirname(outfilename))
        try:
            f = codecs.open(outfilename, 'w', encoding, 'xmlcharrefreplace')
            try:
                f.write(output)
            finally:
                f.close()
        except (IOError, OSError), err:
            self.warn("error writing file %s: %s" % (outfilename, err))
        if self.copysource and ctx.get('sourcename'):
            # copy the source file for the "show source" link
            source_name = path.join(self.outdir, '_sources',
                                    os_path(ctx['sourcename']))
            ensuredir(path.dirname(source_name))
            copyfile(self.env.doc2path(pagename), source_name)

    def handle_finish(self):
        self.dump_search_index()
        self.dump_inventory()

    def dump_inventory(self):
        self.info(bold('dumping object inventory... '), nonl=True)
        f = open(path.join(self.outdir, INVENTORY_FILENAME), 'wb')
        try:
            f.write((u'# Sphinx inventory version 2\n'
                     u'# Project: %s\n'
                     u'# Version: %s\n'
                     u'# The remainder of this file is compressed using zlib.\n'
                     % (self.config.project, self.config.version)
                    ).encode('utf-8'))
            compressor = zlib.compressobj(9)
            for domainname, domain in self.env.domains.iteritems():
                for name, dispname, type, docname, anchor, prio in \
                        domain.get_objects():
                    if anchor.endswith(name):
                        # this can shorten the inventory by as much as 25%
                        anchor = anchor[:-len(name)] + '$'
                    uri = self.get_target_uri(docname) + '#' + anchor
                    if dispname == name:
                        dispname = u'-'
                    f.write(compressor.compress(
                        (u'%s %s:%s %s %s %s\n' % (name, domainname, type,
                                                   prio, uri, dispname)
                        ).encode('utf-8')))
            f.write(compressor.flush())
        finally:
            f.close()
        self.info('done')

    def dump_search_index(self):
        self.info(bold('dumping search index... '), nonl=True)
        self.indexer.prune(self.env.all_docs)
        searchindexfn = path.join(self.outdir, self.searchindex_filename)
        # first write to a temporary file, so that if dumping fails,
        # the existing index won't be overwritten
        if self.indexer_dumps_unicode:
            f = codecs.open(searchindexfn + '.tmp', 'w', encoding='utf-8')
        else:
            f = open(searchindexfn + '.tmp', 'wb')
        try:
            self.indexer.dump(f, self.indexer_format)
        finally:
            f.close()
        movefile(searchindexfn + '.tmp', searchindexfn)
        self.info('done')


class DirectoryHTMLBuilder(StandaloneHTMLBuilder):
    """
    A StandaloneHTMLBuilder that creates all HTML pages as "index.html" in
    a directory given by their pagename, so that generated URLs don't have
    ``.html`` in them.
    """
    name = 'dirhtml'

    def get_target_uri(self, docname, typ=None):
        if docname == 'index':
            return ''
        if docname.endswith(SEP + 'index'):
            return docname[:-5] # up to sep
        return docname + SEP

    def get_outfilename(self, pagename):
        if pagename == 'index' or pagename.endswith(SEP + 'index'):
            outfilename = path.join(self.outdir, os_path(pagename)
                                    + self.out_suffix)
        else:
            outfilename = path.join(self.outdir, os_path(pagename),
                                    'index' + self.out_suffix)

        return outfilename

    def prepare_writing(self, docnames):
        StandaloneHTMLBuilder.prepare_writing(self, docnames)
        self.globalcontext['no_search_suffix'] = True


class SingleFileHTMLBuilder(StandaloneHTMLBuilder):
    """
    A StandaloneHTMLBuilder subclass that puts the whole document tree on one
    HTML page.
    """
    name = 'singlehtml'
    copysource = False

    def get_outdated_docs(self):
        return 'all documents'

    def get_target_uri(self, docname, typ=None):
        if docname in self.env.all_docs:
            # all references are on the same page...
            return self.config.master_doc + self.out_suffix + \
                   '#document-' + docname
        else:
            # chances are this is a html_additional_page
            return docname + self.out_suffix

    def get_relative_uri(self, from_, to, typ=None):
        # ignore source
        return self.get_target_uri(to, typ)

    def fix_refuris(self, tree):
        # fix refuris with double anchor
        fname = self.config.master_doc + self.out_suffix
        for refnode in tree.traverse(nodes.reference):
            if 'refuri' not in refnode:
                continue
            refuri = refnode['refuri']
            hashindex = refuri.find('#')
            if hashindex < 0:
                continue
            hashindex = refuri.find('#', hashindex+1)
            if hashindex >= 0:
                refnode['refuri'] = fname + refuri[hashindex:]

    def assemble_doctree(self):
        master = self.config.master_doc
        tree = self.env.get_doctree(master)
        tree = inline_all_toctrees(self, set(), master, tree, darkgreen)
        tree['docname'] = master
        self.env.resolve_references(tree, master, self)
        self.fix_refuris(tree)
        return tree

    def get_doc_context(self, docname, body, metatags):
        # no relation links...
        toc = self.env.get_toctree_for(self.config.master_doc, self, False)
        # if there is no toctree, toc is None
        if toc:
            self.fix_refuris(toc)
            toc = self.render_partial(toc)['fragment']
            display_toc = True
        else:
            toc = ''
            display_toc = False
        return dict(
            parents = [],
            prev = None,
            next = None,
            docstitle = None,
            title = self.config.html_title,
            meta = None,
            body = body,
            metatags = metatags,
            rellinks = [],
            sourcename = '',
            toc = toc,
            display_toc = display_toc,
        )

    def write(self, *ignored):
        docnames = self.env.all_docs

        self.info(bold('preparing documents... '), nonl=True)
        self.prepare_writing(docnames)
        self.info('done')

        self.info(bold('assembling single document... '), nonl=True)
        doctree = self.assemble_doctree()
        self.info()
        self.info(bold('writing... '), nonl=True)
        self.write_doc(self.config.master_doc, doctree)
        self.info('done')

    def finish(self):
        # no indices or search pages are supported
        self.info(bold('writing additional files...'), nonl=1)

        # additional pages from conf.py
        for pagename, template in self.config.html_additional_pages.items():
            self.info(' '+pagename, nonl=1)
            self.handle_page(pagename, {}, template)

        if self.config.html_use_opensearch:
            self.info(' opensearch', nonl=1)
            fn = path.join(self.outdir, '_static', 'opensearch.xml')
            self.handle_page('opensearch', {}, 'opensearch.xml', outfilename=fn)

        self.info()

        self.copy_image_files()
        self.copy_download_files()
        self.copy_static_files()
        self.write_buildinfo()
        self.dump_inventory()


class SerializingHTMLBuilder(StandaloneHTMLBuilder):
    """
    An abstract builder that serializes the generated HTML.
    """
    #: the serializing implementation to use.  Set this to a module that
    #: implements a `dump`, `load`, `dumps` and `loads` functions
    #: (pickle, simplejson etc.)
    implementation = None
    implementation_dumps_unicode = False
    #: additional arguments for dump()
    additional_dump_args = ()

    #: the filename for the global context file
    globalcontext_filename = None

    supported_image_types = ['image/svg+xml', 'image/png',
                             'image/gif', 'image/jpeg']

    def init(self):
        self.config_hash = ''
        self.tags_hash = ''
        self.theme = None       # no theme necessary
        self.templates = None   # no template bridge necessary
        self.init_translator_class()
        self.init_highlighter()

    def get_target_uri(self, docname, typ=None):
        if docname == 'index':
            return ''
        if docname.endswith(SEP + 'index'):
            return docname[:-5] # up to sep
        return docname + SEP

    def dump_context(self, context, filename):
        if self.implementation_dumps_unicode:
            f = codecs.open(filename, 'w', encoding='utf-8')
        else:
            f = open(filename, 'wb')
        try:
            self.implementation.dump(context, f, *self.additional_dump_args)
        finally:
            f.close()

    def handle_page(self, pagename, ctx, templatename='page.html',
                    outfilename=None, event_arg=None):
        ctx['current_page_name'] = pagename
        self.add_sidebars(pagename, ctx)

        if not outfilename:
            outfilename = path.join(self.outdir,
                                    os_path(pagename) + self.out_suffix)

        self.app.emit('html-page-context', pagename, templatename,
                      ctx, event_arg)

        ensuredir(path.dirname(outfilename))
        self.dump_context(ctx, outfilename)

        # if there is a source file, copy the source file for the
        # "show source" link
        if ctx.get('sourcename'):
            source_name = path.join(self.outdir, '_sources',
                                    os_path(ctx['sourcename']))
            ensuredir(path.dirname(source_name))
            copyfile(self.env.doc2path(pagename), source_name)

    def handle_finish(self):
        # dump the global context
        outfilename = path.join(self.outdir, self.globalcontext_filename)
        self.dump_context(self.globalcontext, outfilename)

        # super here to dump the search index
        StandaloneHTMLBuilder.handle_finish(self)

        # copy the environment file from the doctree dir to the output dir
        # as needed by the web app
        copyfile(path.join(self.doctreedir, ENV_PICKLE_FILENAME),
                 path.join(self.outdir, ENV_PICKLE_FILENAME))

        # touch 'last build' file, used by the web application to determine
        # when to reload its environment and clear the cache
        open(path.join(self.outdir, LAST_BUILD_FILENAME), 'w').close()


class PickleHTMLBuilder(SerializingHTMLBuilder):
    """
    A Builder that dumps the generated HTML into pickle files.
    """
    implementation = pickle
    implementation_dumps_unicode = False
    additional_dump_args = (pickle.HIGHEST_PROTOCOL,)
    indexer_format = pickle
    indexer_dumps_unicode = False
    name = 'pickle'
    out_suffix = '.fpickle'
    globalcontext_filename = 'globalcontext.pickle'
    searchindex_filename = 'searchindex.pickle'

# compatibility alias
WebHTMLBuilder = PickleHTMLBuilder


class JSONHTMLBuilder(SerializingHTMLBuilder):
    """
    A builder that dumps the generated HTML into JSON files.
    """
    implementation = jsonimpl
    implementation_dumps_unicode = True
    indexer_format = jsonimpl
    indexer_dumps_unicode = True
    name = 'json'
    out_suffix = '.fjson'
    globalcontext_filename = 'globalcontext.json'
    searchindex_filename = 'searchindex.json'

    def init(self):
        if jsonimpl.json is None:
            raise SphinxError(
                'The module simplejson (or json in Python >= 2.6) '
                'is not available. The JSONHTMLBuilder builder will not work.')
        SerializingHTMLBuilder.init(self)
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.