mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-07-09 03:04:10 -04:00
Don't put every PHTML record into one ordered html file. Plucker documents are groups of separate PHTML pages that are linked via hyperlinks.
This commit is contained in:
John Schember
parent
acaa06de53
commit
8557981a51
@ -145,6 +145,7 @@ class HeaderRecord(object):
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# 1 is DOC compressed
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self.compression, = struct.unpack('>H', raw[2:4])
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self.records, = struct.unpack('>H', raw[4:6])
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self.home_html = None
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self.reserved = {}
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for i in xrange(self.records):
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@ -152,6 +153,8 @@ class HeaderRecord(object):
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name, = struct.unpack('>H', raw[6+adv:8+adv])
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id, = struct.unpack('>H', raw[8+adv:10+adv])
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self.reserved[id] = name
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if name == 0:
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self.home_html = id
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class SectionHeader(object):
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@ -279,24 +282,21 @@ class Reader(FormatReader):
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self.mi = get_metadata(stream, False)
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def extract_content(self, output_dir):
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html = u'<html><body>'
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images = []
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with CurrentDir(output_dir):
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for uid, num in self.uid_text_secion_number.items():
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self.log.debug(_('Writing record with uid: %s as %s.html' % (uid, uid)))
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with open('%s.html' % uid, 'wb') as htmlf:
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html = u'<html><body>'
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section_header, section_data = self.sections[num]
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if section_header.type == DATATYPE_PHTML:
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html += self.process_phtml(section_data.header, section_data.data)
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elif section_header.type == DATATYPE_PHTML_COMPRESSED:
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d = self.decompress_phtml(section_data.data)
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html += self.process_phtml(section_header.uid, section_data.header, d).decode(self.get_text_uid_encoding(section_header.uid), 'replace')
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html += self.process_phtml(section_data.header, d).decode(self.get_text_uid_encoding(section_header.uid), 'replace')
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html += '</body></html>'
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htmlf.write(html.encode('utf-8'))
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with CurrentDir(output_dir):
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with open('index.html', 'wb') as index:
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self.log.debug('Writing text to index.html')
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index.write(html.encode('utf-8'))
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images = []
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if not os.path.exists(os.path.join(output_dir, 'images/')):
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os.makedirs(os.path.join(output_dir, 'images/'))
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with CurrentDir(os.path.join(output_dir, 'images/')):
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@ -326,9 +326,25 @@ class Reader(FormatReader):
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else:
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self.log.error('Failed to write image with uid %s: No data.' % uid)
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opf_path = self.create_opf(output_dir, images)
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# Run the HTML through the html processing plugin.
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from calibre.customize.ui import plugin_for_input_format
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html_input = plugin_for_input_format('html')
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for opt in html_input.options:
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setattr(self.options, opt.option.name, opt.recommended_value)
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self.options.input_encoding = 'utf-8'
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odi = self.options.debug_pipeline
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self.options.debug_pipeline = None
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# Generate oeb from html conversion.
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try:
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home_html = self.header_record.home_html
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if not home_html:
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home_html = self.uid_text_secion_number.items()[0][0]
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except:
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raise Exception(_('Could not determine home.html'))
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oeb = html_input.convert(open('%s.html' % home_html, 'rb'), self.options, 'html', self.log, {})
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self.options.debug_pipeline = odi
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return opf_path
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return oeb
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def decompress_phtml(self, data):
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if self.header_record.compression == 2:
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@ -339,8 +355,8 @@ class Reader(FormatReader):
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#from calibre.ebooks.compression.palmdoc import decompress_doc
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return decompress_doc(data)
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def process_phtml(self, uid, sub_header, d):
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html = u'<a id="p%s" /><p id="p%s-0">' % (uid, uid)
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def process_phtml(self, sub_header, d):
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html = u'<p id="p0">'
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offset = 0
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paragraph_open = True
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need_set_p_id = False
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@ -354,7 +370,7 @@ class Reader(FormatReader):
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while offset < len(d):
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if not paragraph_open:
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if need_set_p_id:
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html += u'<p id="p%s-%s">' % (uid, p_num)
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html += u'<p id="p%s">' % p_num
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p_num += 1
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need_set_p_id = False
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else:
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@ -371,7 +387,7 @@ class Reader(FormatReader):
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if c == 0x0a:
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offset += 1
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id = struct.unpack('>H', d[offset:offset+2])[0]
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html += '<a href="#p%s">' % id
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html += '<a href="%s.html">' % id
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offset += 1
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# Targeted page link begins
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# 3 Bytes
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@ -387,7 +403,7 @@ class Reader(FormatReader):
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id = struct.unpack('>H', d[offset:offset+2])[0]
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offset += 2
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pid = struct.unpack('>H', d[offset:offset+2])[0]
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html += '<a href="#p%s-%s">' % (id, pid)
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html += '<a href="%s.html#p%s">' % (id, pid)
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offset += 1
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# Targeted paragraph link begins
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# 5 Bytes
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@ -543,19 +559,3 @@ class Reader(FormatReader):
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def get_text_uid_encoding(self, uid):
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return self.uid_text_secion_encoding.get(uid, self.default_encoding)
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def create_opf(self, output_dir, images):
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with CurrentDir(output_dir):
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opf = OPFCreator(output_dir, self.mi)
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manifest = [('index.html', None)]
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for i in images:
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manifest.append((os.path.join('images/', i), None))
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opf.create_manifest(manifest)
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opf.create_spine(['index.html'])
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with open('metadata.opf', 'wb') as opffile:
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opf.render(opffile)
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return os.path.join(output_dir, 'metadata.opf')
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