Python plumber.Plumber类代码示例

def import_book_as_epub(srcpath, destpath, log=default_log):
    if not destpath.lower().endswith('.epub'):
        raise ValueError('Can only import books into the EPUB format, not %s' % (os.path.basename(destpath)))
    with TemporaryDirectory('eei') as tdir:
        tdir = os.path.abspath(os.path.realpath(tdir))  # Needed to handle the multiple levels of symlinks for /tmp on OS X
        plumber = Plumber(srcpath, tdir, log)
        plumber.setup_options()
        if srcpath.lower().endswith('.opf'):
            plumber.opts.dont_package = True
        if hasattr(plumber.opts, 'no_process'):
            plumber.opts.no_process = True
        plumber.input_plugin.for_viewer = True
        with plumber.input_plugin, open(plumber.input, 'rb') as inf:
            pathtoopf = plumber.input_plugin(inf, plumber.opts, plumber.input_fmt, log, {}, tdir)
        if hasattr(pathtoopf, 'manifest'):
            from calibre.ebooks.oeb.iterator.book import write_oebbook
            pathtoopf = write_oebbook(pathtoopf, tdir)

        c = Container(tdir, pathtoopf, log)
        auto_fill_manifest(c)
        # Auto fix all HTML/CSS
        for name, mt in c.mime_map.iteritems():
            if mt in set(OEB_DOCS) | set(OEB_STYLES):
                c.parsed(name)
                c.dirty(name)
        c.commit()

        zf = initialize_container(destpath, opf_name=c.opf_name)
        with zf:
            for name in c.name_path_map:
                zf.writestr(name, c.raw_data(name, decode=False))

def extract_book(pathtoebook, tdir, log=None, view_kepub=False, processed=False, only_input_plugin=False):
    from calibre.ebooks.conversion.plumber import Plumber, create_oebbook
    from calibre.utils.logging import default_log
    log = log or default_log
    plumber = Plumber(pathtoebook, tdir, log, view_kepub=view_kepub)
    plumber.setup_options()
    if pathtoebook.lower().endswith('.opf'):
        plumber.opts.dont_package = True
    if hasattr(plumber.opts, 'no_process'):
        plumber.opts.no_process = True

    plumber.input_plugin.for_viewer = True
    with plumber.input_plugin, open(plumber.input, 'rb') as inf:
        pathtoopf = plumber.input_plugin(inf,
            plumber.opts, plumber.input_fmt, log, {}, tdir)

        if not only_input_plugin:
            # Run the HTML preprocess/parsing from the conversion pipeline as
            # well
            if (processed or plumber.input_fmt.lower() in {'pdb', 'pdf', 'rb'} and
                    not hasattr(pathtoopf, 'manifest')):
                if hasattr(pathtoopf, 'manifest'):
                    pathtoopf = write_oebbook(pathtoopf, tdir)
                pathtoopf = create_oebbook(log, pathtoopf, plumber.opts)

        if hasattr(pathtoopf, 'manifest'):
            pathtoopf = write_oebbook(pathtoopf, tdir)

    book_format = os.path.splitext(pathtoebook)[1][1:].upper()
    if getattr(plumber.input_plugin, 'is_kf8', False):
        fs = ':joint' if getattr(plumber.input_plugin, 'mobi_is_joint', False) else ''
        book_format = 'KF8' + fs
    return book_format, pathtoopf, plumber.input_fmt

def opf_to_azw3(opf, outpath, log):
    from calibre.ebooks.conversion.plumber import Plumber, create_oebbook
    plumber = Plumber(opf, outpath, log)
    plumber.setup_options()
    inp = plugin_for_input_format('azw3')
    outp = plugin_for_output_format('azw3')
    plumber.opts.mobi_passthrough = True
    oeb = create_oebbook(log, opf, plumber.opts)
    set_cover(oeb)
    outp.convert(oeb, outpath, inp, plumber.opts, log)

def do_rebuild(opf, dest_path):
    plumber = Plumber(opf, dest_path, default_log)
    plumber.setup_options()
    inp = plugin_for_input_format('azw3')
    outp = plugin_for_output_format('azw3')

    plumber.opts.mobi_passthrough = True
    oeb = create_oebbook(default_log, opf, plumber.opts)
    set_cover(oeb)
    outp.convert(oeb, dest_path, inp, plumber.opts, default_log)

def gui_convert(input, output, recommendations, notification=DummyReporter(),
        abort_after_input_dump=False, log=None, override_input_metadata=False):
    recommendations = list(recommendations)
    recommendations.append(('verbose', 2, OptionRecommendation.HIGH))
    if log is None:
        log = Log()
    plumber = Plumber(input, output, log, report_progress=notification,
            abort_after_input_dump=abort_after_input_dump,
            override_input_metadata=override_input_metadata)
    plumber.merge_ui_recommendations(recommendations)

    plumber.run()

 def commit(self, outpath=None, keep_parsed=False):
     super(AZW3Container, self).commit(keep_parsed=keep_parsed)
     if outpath is None:
         outpath = self.pathtoazw3
     from calibre.ebooks.conversion.plumber import Plumber, create_oebbook
     opf = self.name_path_map[self.opf_name]
     plumber = Plumber(opf, outpath, self.log)
     plumber.setup_options()
     inp = plugin_for_input_format('azw3')
     outp = plugin_for_output_format('azw3')
     plumber.opts.mobi_passthrough = True
     oeb = create_oebbook(default_log, opf, plumber.opts)
     set_cover(oeb)
     outp.convert(oeb, outpath, inp, plumber.opts, default_log)

def get_preprocess_html(path_to_ebook, output=None):
    from calibre.ebooks.conversion.plumber import set_regex_wizard_callback, Plumber
    from calibre.utils.logging import DevNull
    from calibre.ptempfile import TemporaryDirectory
    raw = {}
    set_regex_wizard_callback(raw.__setitem__)
    with TemporaryDirectory('_regex_wiz') as tdir:
        pl = Plumber(path_to_ebook, os.path.join(tdir, 'a.epub'), DevNull(), for_regex_wizard=True)
        pl.run()
        items = [raw[item.href] for item in pl.oeb.spine if item.href in raw]

    with (sys.stdout if output is None else open(output, 'wb')) as out:
        for html in items:
            out.write(html.encode('utf-8'))
            out.write(b'\n\n' + b'-'*80 + b'\n\n')

def convert_book(path_to_ebook, opf_path, cover_path, output_fmt, recs):
    from calibre.customize.conversion import OptionRecommendation
    from calibre.ebooks.conversion.plumber import Plumber
    from calibre.utils.logging import Log
    recs.append(('verbose', 2, OptionRecommendation.HIGH))
    recs.append(('read_metadata_from_opf', opf_path,
                OptionRecommendation.HIGH))
    if cover_path:
        recs.append(('cover', cover_path, OptionRecommendation.HIGH))
    log = Log()
    os.chdir(os.path.dirname(path_to_ebook))
    status_file = share_open('status', 'wb')

    def notification(percent, msg=''):
        status_file.write('{}:{}|||\n'.format(percent, msg).encode('utf-8'))
        status_file.flush()

    output_path = os.path.abspath('output.' + output_fmt.lower())
    plumber = Plumber(path_to_ebook, output_path, log,
                      report_progress=notification, override_input_metadata=True)
    plumber.merge_ui_recommendations(recs)
    plumber.run()

    def setup_pipeline(self, *args):
        oidx = self.groups.currentIndex().row()
        output_format = self.output_format

        input_path = 'dummy.epub'
        output_path = 'dummy.'+output_format
        log = Log()
        log.outputs = []
        self.plumber = Plumber(input_path, output_path, log, merge_plugin_recs=False)
        self.plumber.merge_plugin_recs(self.plumber.output_plugin)

        def widget_factory(cls):
            return cls(self.stack, self.plumber.get_option_by_name,
                self.plumber.get_option_help, self.db)

        self.setWindowTitle(_('Bulk Convert'))
        lf = widget_factory(LookAndFeelWidget)
        hw = widget_factory(HeuristicsWidget)
        sr = widget_factory(SearchAndReplaceWidget)
        ps = widget_factory(PageSetupWidget)
        sd = widget_factory(StructureDetectionWidget)
        toc = widget_factory(TOCWidget)
        toc.manually_fine_tune_toc.hide()

        output_widget = self.plumber.output_plugin.gui_configuration_widget(
                self.stack, self.plumber.get_option_by_name,
                self.plumber.get_option_help, self.db)

        while True:
            c = self.stack.currentWidget()
            if not c:
                break
            self.stack.removeWidget(c)

        widgets = [lf, hw, ps, sd, toc, sr]
        if output_widget is not None:
            widgets.append(output_widget)
        for w in widgets:
            self.stack.addWidget(w)
            w.set_help_signal.connect(self.help.setPlainText)

        self._groups_model = GroupModel(widgets)
        self.groups.setModel(self._groups_model)

        idx = oidx if -1 < oidx < self._groups_model.rowCount() else 0
        self.groups.setCurrentIndex(self._groups_model.index(idx))
        self.stack.setCurrentIndex(idx)
        try:
            shutil.rmtree(self.plumber.archive_input_tdir, ignore_errors=True)
        except:
            pass

class BulkConfig(Config):

    def __init__(self, parent, db, preferred_output_format=None,
            has_saved_settings=True):
        QDialog.__init__(self, parent)
        self.setupUi(self)

        self.setup_output_formats(db, preferred_output_format)
        self.db = db

        self.setup_pipeline()

        self.input_label.hide()
        self.input_formats.hide()
        self.opt_individual_saved_settings.setVisible(True)
        self.opt_individual_saved_settings.setChecked(True)
        self.opt_individual_saved_settings.setToolTip(_('For '
            'settings that cannot be specified in this dialog, use the '
            'values saved in a previous conversion (if they exist) instead '
            'of using the defaults specified in the Preferences'))

        self.output_formats.currentIndexChanged[str].connect(self.setup_pipeline)
        self.groups.activated[(QModelIndex)].connect(self.show_pane)
        self.groups.clicked[(QModelIndex)].connect(self.show_pane)
        self.groups.entered[(QModelIndex)].connect(self.show_group_help)
        rb = self.buttonBox.button(self.buttonBox.RestoreDefaults)
        rb.setVisible(False)
        self.groups.setMouseTracking(True)
        if not has_saved_settings:
            o = self.opt_individual_saved_settings
            o.setEnabled(False)
            o.setToolTip(_('None of the selected books have saved conversion '
                'settings.'))
            o.setChecked(False)

        geom = gprefs.get('convert_bulk_dialog_geom', None)
        if geom:
            self.restoreGeometry(geom)
        else:
            self.resize(self.sizeHint())

    def setup_pipeline(self, *args):
        oidx = self.groups.currentIndex().row()
        output_format = self.output_format

        input_path = 'dummy.epub'
        output_path = 'dummy.'+output_format
        log = Log()
        log.outputs = []
        self.plumber = Plumber(input_path, output_path, log, merge_plugin_recs=False)
        self.plumber.merge_plugin_recs(self.plumber.output_plugin)

        def widget_factory(cls):
            return cls(self.stack, self.plumber.get_option_by_name,
                self.plumber.get_option_help, self.db)

        self.setWindowTitle(_('Bulk Convert'))
        lf = widget_factory(LookAndFeelWidget)
        hw = widget_factory(HeuristicsWidget)
        sr = widget_factory(SearchAndReplaceWidget)
        ps = widget_factory(PageSetupWidget)
        sd = widget_factory(StructureDetectionWidget)
        toc = widget_factory(TOCWidget)
        toc.manually_fine_tune_toc.hide()

        output_widget = self.plumber.output_plugin.gui_configuration_widget(
                self.stack, self.plumber.get_option_by_name,
                self.plumber.get_option_help, self.db)

        while True:
            c = self.stack.currentWidget()
            if not c:
                break
            self.stack.removeWidget(c)

        widgets = [lf, hw, ps, sd, toc, sr]
        if output_widget is not None:
            widgets.append(output_widget)
        for w in widgets:
            self.stack.addWidget(w)
            w.set_help_signal.connect(self.help.setPlainText)

        self._groups_model = GroupModel(widgets)
        self.groups.setModel(self._groups_model)

        idx = oidx if -1 < oidx < self._groups_model.rowCount() else 0
        self.groups.setCurrentIndex(self._groups_model.index(idx))
        self.stack.setCurrentIndex(idx)
        try:
            shutil.rmtree(self.plumber.archive_input_tdir, ignore_errors=True)
        except:
            pass

    def setup_output_formats(self, db, preferred_output_format):
        if preferred_output_format:
            preferred_output_format = preferred_output_format.upper()
        output_formats = get_output_formats(preferred_output_format)
        preferred_output_format = preferred_output_format if \
            preferred_output_format and preferred_output_format \
            in output_formats else sort_formats_by_preference(output_formats,
#.........这里部分代码省略.........

#.........这里部分代码省略.........
            catalog.build_sources()
            if opts.verbose:
                log.info(" Completed catalog source generation (%s)\n"  %
                         str(datetime.timedelta(seconds=int(time.time() - opts.start_time))))
        except (AuthorSortMismatchException, EmptyCatalogException) as e:
            log.error(" *** Terminated catalog generation: %s ***" % e)
        except:
            log.error(" unhandled exception in catalog generator")
            raise

        else:
            recommendations = []
            recommendations.append(('remove_fake_margins', False,
                OptionRecommendation.HIGH))
            recommendations.append(('comments', '', OptionRecommendation.HIGH))

            """
            >>> Use to debug generated catalog code before pipeline conversion <<<
            """
            GENERATE_DEBUG_EPUB = False
            if GENERATE_DEBUG_EPUB:
                catalog_debug_path = os.path.join(os.path.expanduser('~'), 'Desktop', 'Catalog debug')
                setattr(opts, 'debug_pipeline', os.path.expanduser(catalog_debug_path))

            dp = getattr(opts, 'debug_pipeline', None)
            if dp is not None:
                recommendations.append(('debug_pipeline', dp,
                    OptionRecommendation.HIGH))

            if opts.output_profile and opts.output_profile.startswith("kindle"):
                recommendations.append(('output_profile', opts.output_profile,
                    OptionRecommendation.HIGH))
                recommendations.append(('book_producer', opts.output_profile,
                    OptionRecommendation.HIGH))
                if opts.fmt == 'mobi':
                    recommendations.append(('no_inline_toc', True,
                        OptionRecommendation.HIGH))
                    recommendations.append(('verbose', 2,
                        OptionRecommendation.HIGH))

            # Use existing cover or generate new cover
            cpath = None
            existing_cover = False
            try:
                search_text = 'title:"%s" author:%s' % (
                        opts.catalog_title.replace('"', '\\"'), 'calibre')
                matches = db.search(search_text, return_matches=True, sort_results=False)
                if matches:
                    cpath = db.cover(matches[0], index_is_id=True, as_path=True)
                    if cpath and os.path.exists(cpath):
                        existing_cover = True
            except:
                pass

            if self.opts.use_existing_cover and not existing_cover:
                log.warning("no existing catalog cover found")

            if self.opts.use_existing_cover and existing_cover:
                recommendations.append(('cover', cpath, OptionRecommendation.HIGH))
                log.info("using existing catalog cover")
            else:
                from calibre.ebooks.covers import calibre_cover2
                log.info("replacing catalog cover")
                new_cover_path = PersistentTemporaryFile(suffix='.jpg')
                new_cover = calibre_cover2(opts.catalog_title, 'calibre')
                new_cover_path.write(new_cover)
                new_cover_path.close()
                recommendations.append(('cover', new_cover_path.name, OptionRecommendation.HIGH))

            # Run ebook-convert
            from calibre.ebooks.conversion.plumber import Plumber
            plumber = Plumber(os.path.join(catalog.catalog_path, opts.basename + '.opf'),
                            path_to_output, log, report_progress=notification,
                            abort_after_input_dump=False)
            plumber.merge_ui_recommendations(recommendations)
            plumber.run()

            try:
                os.remove(cpath)
            except:
                pass

            if GENERATE_DEBUG_EPUB:
                from calibre.ebooks.epub import initialize_container
                from calibre.ebooks.tweak import zip_rebuilder
                from calibre.utils.zipfile import ZipFile
                input_path = os.path.join(catalog_debug_path, 'input')
                epub_shell = os.path.join(catalog_debug_path, 'epub_shell.zip')
                initialize_container(epub_shell, opf_name='content.opf')
                with ZipFile(epub_shell, 'r') as zf:
                    zf.extractall(path=input_path)
                os.remove(epub_shell)
                zip_rebuilder(input_path, os.path.join(catalog_debug_path, 'input.epub'))

            if opts.verbose:
                log.info(" Catalog creation complete (%s)\n" %
                     str(datetime.timedelta(seconds=int(time.time() - opts.start_time))))

        # returns to gui2.actions.catalog:catalog_generated()
        return catalog.error

            if self.opts.use_existing_cover and existing_cover:
                recommendations.append(('cover', cpath, OptionRecommendation.HIGH))
                log.info("using existing catalog cover")
            else:
                log.info("replacing catalog cover")
                new_cover_path = PersistentTemporaryFile(suffix='.jpg')
                new_cover = calibre_cover(opts.catalog_title.replace('"', '\\"'), 'calibre')
                new_cover_path.write(new_cover)
                new_cover_path.close()
                recommendations.append(('cover', new_cover_path.name, OptionRecommendation.HIGH))

            # Run ebook-convert
            from calibre.ebooks.conversion.plumber import Plumber
            plumber = Plumber(os.path.join(catalog.catalog_path, opts.basename + '.opf'),
                            path_to_output, log, report_progress=notification,
                            abort_after_input_dump=False)
            plumber.merge_ui_recommendations(recommendations)
            plumber.run()

            try:
                os.remove(cpath)
            except:
                pass

            if GENERATE_DEBUG_EPUB:
                from calibre.ebooks.epub import initialize_container
                from calibre.ebooks.tweak import zip_rebuilder
                from calibre.utils.zipfile import ZipFile
                input_path = os.path.join(catalog_debug_path, 'input')
                epub_shell = os.path.join(catalog_debug_path, 'epub_shell.zip')

def create_book(mi, path, fmt='epub', opf_name='metadata.opf', html_name='start.xhtml', toc_name='toc.ncx'):
    ''' Create an empty book in the specified format at the specified location. '''
    if fmt not in valid_empty_formats:
        raise ValueError('Cannot create empty book in the %s format' % fmt)
    if fmt == 'txt':
        with open(path, 'wb') as f:
            if not mi.is_null('title'):
                f.write(mi.title)
        return
    if fmt == 'docx':
        from calibre.ebooks.conversion.plumber import Plumber
        from calibre.ebooks.docx.writer.container import DOCX
        from calibre.utils.logging import default_log
        p = Plumber('a.docx', 'b.docx', default_log)
        p.setup_options()
        # Use the word default of one inch page margins
        for x in 'left right top bottom'.split():
            setattr(p.opts, 'margin_' + x, 72)
        DOCX(p.opts, default_log).write(path, mi, create_empty_document=True)
        return
    path = os.path.abspath(path)
    lang = 'und'
    opf = metadata_to_opf(mi, as_string=False)
    for l in opf.xpath('//*[local-name()="language"]'):
        if l.text:
            lang = l.text
            break
    lang = lang_as_iso639_1(lang) or lang

    opfns = OPF_NAMESPACES['opf']
    m = opf.makeelement('{%s}manifest' % opfns)
    opf.insert(1, m)
    i = m.makeelement('{%s}item' % opfns, href=html_name, id='start')
    i.set('media-type', guess_type('a.xhtml'))
    m.append(i)
    i = m.makeelement('{%s}item' % opfns, href=toc_name, id='ncx')
    i.set('media-type', guess_type(toc_name))
    m.append(i)
    s = opf.makeelement('{%s}spine' % opfns, toc="ncx")
    opf.insert(2, s)
    i = s.makeelement('{%s}itemref' % opfns, idref='start')
    s.append(i)
    CONTAINER = '''\
<?xml version="1.0"?>
<container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
   <rootfiles>
      <rootfile full-path="{0}" media-type="application/oebps-package+xml"/>
   </rootfiles>
</container>
    '''.format(prepare_string_for_xml(opf_name, True)).encode('utf-8')
    HTML = P('templates/new_book.html', data=True).decode('utf-8').replace(
        '_LANGUAGE_', prepare_string_for_xml(lang, True)
    ).replace(
        '_TITLE_', prepare_string_for_xml(mi.title)
    ).replace(
        '_AUTHORS_', prepare_string_for_xml(authors_to_string(mi.authors))
    ).encode('utf-8')
    h = parse(HTML)
    pretty_html_tree(None, h)
    HTML = serialize(h, 'text/html')
    ncx = etree.tostring(create_toc(mi, opf, html_name, lang), encoding='utf-8', xml_declaration=True, pretty_print=True)
    pretty_xml_tree(opf)
    opf = etree.tostring(opf, encoding='utf-8', xml_declaration=True, pretty_print=True)
    if fmt == 'azw3':
        with TemporaryDirectory('create-azw3') as tdir, CurrentDir(tdir):
            for name, data in ((opf_name, opf), (html_name, HTML), (toc_name, ncx)):
                with open(name, 'wb') as f:
                    f.write(data)
            c = Container(os.path.dirname(os.path.abspath(opf_name)), opf_name, DevNull())
            opf_to_azw3(opf_name, path, c)
    else:
        with ZipFile(path, 'w', compression=ZIP_STORED) as zf:
            zf.writestr('mimetype', b'application/epub+zip', compression=ZIP_STORED)
            zf.writestr('META-INF/', b'', 0755)
            zf.writestr('META-INF/container.xml', CONTAINER)
            zf.writestr(opf_name, opf)
            zf.writestr(html_name, HTML)
            zf.writestr(toc_name, ncx)

    def __enter__(self, processed=False, only_input_plugin=False,
                  run_char_count=True, read_anchor_map=True, view_kepub=False, read_links=True):
        ''' Convert an ebook file into an exploded OEB book suitable for
        display in viewers/preprocessing etc. '''

        from calibre.ebooks.conversion.plumber import Plumber, create_oebbook

        self.delete_on_exit = []
        self._tdir = TemporaryDirectory('_ebook_iter')
        self.base  = self._tdir.__enter__()
        plumber = Plumber(self.pathtoebook, self.base, self.log, view_kepub=view_kepub)
        plumber.setup_options()
        if self.pathtoebook.lower().endswith('.opf'):
            plumber.opts.dont_package = True
        if hasattr(plumber.opts, 'no_process'):
            plumber.opts.no_process = True

        plumber.input_plugin.for_viewer = True
        with plumber.input_plugin, open(plumber.input, 'rb') as inf:
            self.pathtoopf = plumber.input_plugin(inf,
                plumber.opts, plumber.input_fmt, self.log,
                {}, self.base)

            if not only_input_plugin:
                # Run the HTML preprocess/parsing from the conversion pipeline as
                # well
                if (processed or plumber.input_fmt.lower() in {'pdb', 'pdf', 'rb'}
                        and not hasattr(self.pathtoopf, 'manifest')):
                    if hasattr(self.pathtoopf, 'manifest'):
                        self.pathtoopf = write_oebbook(self.pathtoopf, self.base)
                    self.pathtoopf = create_oebbook(self.log, self.pathtoopf,
                            plumber.opts)

            if hasattr(self.pathtoopf, 'manifest'):
                self.pathtoopf = write_oebbook(self.pathtoopf, self.base)

        self.book_format = os.path.splitext(self.pathtoebook)[1][1:].upper()
        if getattr(plumber.input_plugin, 'is_kf8', False):
            fs = ':joint' if getattr(plumber.input_plugin, 'mobi_is_joint', False) else ''
            self.book_format = 'KF8' + fs

        self.opf = getattr(plumber.input_plugin, 'optimize_opf_parsing', None)
        if self.opf is None:
            self.opf = OPF(self.pathtoopf, os.path.dirname(self.pathtoopf))
        self.language = self.opf.language
        if self.language:
            self.language = self.language.lower()
        ordered = [i for i in self.opf.spine if i.is_linear] + \
                  [i for i in self.opf.spine if not i.is_linear]
        self.spine = []
        Spiny = partial(SpineItem, read_anchor_map=read_anchor_map, read_links=read_links,
                run_char_count=run_char_count, from_epub=self.book_format == 'EPUB')
        is_comic = plumber.input_fmt.lower() in {'cbc', 'cbz', 'cbr', 'cb7'}
        for i in ordered:
            spath = i.path
            mt = None
            if i.idref is not None:
                mt = self.opf.manifest.type_for_id(i.idref)
            if mt is None:
                mt = guess_type(spath)[0]
            try:
                self.spine.append(Spiny(spath, mime_type=mt))
                if is_comic:
                    self.spine[-1].is_single_page = True
            except:
                self.log.warn('Missing spine item:', repr(spath))

        cover = self.opf.cover
        if cover and self.ebook_ext in {'lit', 'mobi', 'prc', 'opf', 'fb2',
                                        'azw', 'azw3', 'docx', 'htmlz'}:
            cfile = os.path.join(self.base, 'calibre_iterator_cover.html')
            rcpath = os.path.relpath(cover, self.base).replace(os.sep, '/')
            chtml = (TITLEPAGE%prepare_string_for_xml(rcpath, True)).encode('utf-8')
            with open(cfile, 'wb') as f:
                f.write(chtml)
            self.spine[0:0] = [Spiny(cfile,
                mime_type='application/xhtml+xml')]
            self.delete_on_exit.append(cfile)

        if self.opf.path_to_html_toc is not None and \
           self.opf.path_to_html_toc not in self.spine:
            try:
                self.spine.append(Spiny(self.opf.path_to_html_toc))
            except:
                import traceback
                traceback.print_exc()

        sizes = [i.character_count for i in self.spine]
        self.pages = [math.ceil(i/float(self.CHARACTERS_PER_PAGE)) for i in sizes]
        for p, s in zip(self.pages, self.spine):
            s.pages = p
        start = 1

        for s in self.spine:
            s.start_page = start
            start += s.pages
            s.max_page = s.start_page + s.pages - 1
        self.toc = self.opf.toc
        if read_anchor_map:
            create_indexing_data(self.spine, self.toc)
#.........这里部分代码省略.........

#.........这里部分代码省略.........

        # Limit thumb_width to 1.0" - 2.0"
        try:
            if float(opts.thumb_width) < float(self.THUMB_SMALLEST):
                log.warning("coercing thumb_width from '%s' to '%s'" % (opts.thumb_width,self.THUMB_SMALLEST))
                opts.thumb_width = self.THUMB_SMALLEST
            if float(opts.thumb_width) > float(self.THUMB_LARGEST):
                log.warning("coercing thumb_width from '%s' to '%s'" % (opts.thumb_width,self.THUMB_LARGEST))
                opts.thumb_width = self.THUMB_LARGEST
            opts.thumb_width = "%.2f" % float(opts.thumb_width)
        except:
            log.error("coercing thumb_width from '%s' to '%s'" % (opts.thumb_width,self.THUMB_SMALLEST))
            opts.thumb_width = "1.0"


        # Display opts
        keys = opts_dict.keys()
        keys.sort()
        build_log.append(" opts:")
        for key in keys:
            if key in ['catalog_title','authorClip','connected_kindle','descriptionClip',
                       'exclude_book_marker','exclude_genre','exclude_tags',
                       'header_note_source_field','merge_comments',
                       'output_profile','read_book_marker',
                       'search_text','sort_by','sort_descriptions_by_author','sync',
                       'thumb_width','wishlist_tag']:
                build_log.append("  %s: %s" % (key, repr(opts_dict[key])))

        if opts.verbose:
            log('\n'.join(line for line in build_log))

        self.opts = opts

        # Launch the Catalog builder
        catalog = CatalogBuilder(db, opts, self, report_progress=notification)

        if opts.verbose:
            log.info(" Begin catalog source generation")
        catalog.createDirectoryStructure()
        catalog.copyResources()
        catalog.calculateThumbnailSize()
        catalog_source_built = catalog.buildSources()

        if opts.verbose:
            if catalog_source_built:
                log.info(" Completed catalog source generation\n")
            else:
                log.error(" *** Terminated catalog generation, check log for details ***")

        if catalog_source_built:
            recommendations = []
            recommendations.append(('remove_fake_margins', False,
                OptionRecommendation.HIGH))
            recommendations.append(('comments', '', OptionRecommendation.HIGH))

            # Use to debug generated catalog code before conversion
            #setattr(opts,'debug_pipeline',os.path.expanduser("~/Desktop/Catalog debug"))

            dp = getattr(opts, 'debug_pipeline', None)
            if dp is not None:
                recommendations.append(('debug_pipeline', dp,
                    OptionRecommendation.HIGH))

            if opts.fmt == 'mobi' and opts.output_profile and opts.output_profile.startswith("kindle"):
                recommendations.append(('output_profile', opts.output_profile,
                    OptionRecommendation.HIGH))
                recommendations.append(('no_inline_toc', True,
                    OptionRecommendation.HIGH))
                recommendations.append(('book_producer',opts.output_profile,
                    OptionRecommendation.HIGH))

            # If cover exists, use it
            cpath = None
            try:
                search_text = 'title:"%s" author:%s' % (
                        opts.catalog_title.replace('"', '\\"'), 'calibre')
                matches = db.search(search_text, return_matches=True)
                if matches:
                    cpath = db.cover(matches[0], index_is_id=True, as_path=True)
                    if cpath and os.path.exists(cpath):
                        recommendations.append(('cover', cpath,
                            OptionRecommendation.HIGH))
            except:
                pass

            # Run ebook-convert
            from calibre.ebooks.conversion.plumber import Plumber
            plumber = Plumber(os.path.join(catalog.catalogPath,
                            opts.basename + '.opf'), path_to_output, log, report_progress=notification,
                            abort_after_input_dump=False)
            plumber.merge_ui_recommendations(recommendations)
            plumber.run()

            try:
                os.remove(cpath)
            except:
                pass

        # returns to gui2.actions.catalog:catalog_generated()
        return catalog.error