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Mobipocket generation:
- Produce correct Mobi language codes. - Properly interpret relative @href attributes.
This commit is contained in:
Marshall T. Vandegrift
parent
0182685b76
commit
b899f3084c
@ -3,6 +3,8 @@ __license__ = 'GPL v3'
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__copyright__ = '2008, Kovid Goyal kovid@kovidgoyal.net'
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__docformat__ = 'restructuredtext en'
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from struct import pack
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main_language = {
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0 : "NEUTRAL",
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54 : "AFRIKAANS",
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@ -155,5 +157,168 @@ sub_language = {
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2 : "SWEDISH_FINLAND",
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1 : "UZBEK_LATIN",
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2 : "UZBEK_CYRILLIC",
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}
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}
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IANA_MOBI = \
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{None: {None: (0, 0)},
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'af': {None: (54, 0)},
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'ar': {None: (1, 0),
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'AE': (1, 56),
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'BH': (1, 60),
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'DZ': (1, 20),
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'EG': (1, 12),
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'JO': (1, 44),
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'KW': (1, 52),
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'LB': (1, 48),
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'MA': (1, 24),
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'OM': (1, 32),
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'QA': (1, 64),
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'SA': (1, 4),
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'SY': (1, 40),
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'TN': (1, 28),
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'YE': (1, 36)},
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'as': {None: (77, 0)},
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'az': {None: (44, 0)},
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'be': {None: (35, 0)},
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'bg': {None: (2, 0)},
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'bn': {None: (69, 0)},
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'ca': {None: (3, 0)},
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'cs': {None: (5, 0)},
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'da': {None: (6, 0)},
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'de': {None: (7, 0),
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'AT': (7, 12),
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'CH': (7, 8),
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'LI': (7, 20),
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'LU': (7, 16)},
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'el': {None: (8, 0)},
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'en': {None: (9, 0),
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'AU': (9, 12),
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'BZ': (9, 40),
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'CA': (9, 16),
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'GB': (9, 8),
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'IE': (9, 24),
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'JM': (9, 32),
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'NZ': (9, 20),
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'PH': (9, 52),
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'TT': (9, 44),
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'US': (9, 4),
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'ZA': (9, 28),
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'ZW': (9, 48)},
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'es': {None: (10, 0),
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'AR': (10, 44),
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'BO': (10, 64),
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'CL': (10, 52),
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'CO': (10, 36),
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'CR': (10, 20),
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'DO': (10, 28),
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'EC': (10, 48),
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'ES': (10, 4),
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'GT': (10, 16),
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'HN': (10, 72),
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'MX': (10, 8),
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'NI': (10, 76),
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'PA': (10, 24),
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'PE': (10, 40),
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'PR': (10, 80),
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'PY': (10, 60),
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'SV': (10, 68),
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'UY': (10, 56),
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'VE': (10, 32)},
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'et': {None: (37, 0)},
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'eu': {None: (45, 0)},
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'fa': {None: (41, 0)},
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'fi': {None: (11, 0)},
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'fo': {None: (56, 0)},
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'fr': {None: (12, 0),
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'BE': (12, 8),
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'CA': (12, 12),
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'CH': (12, 16),
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'FR': (12, 4),
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'LU': (12, 20),
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'MC': (12, 24)},
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'gu': {None: (71, 0)},
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'he': {None: (13, 0)},
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'hi': {None: (57, 0)},
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'hr': {None: (26, 0)},
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'hu': {None: (14, 0)},
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'hy': {None: (43, 0)},
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'id': {None: (33, 0)},
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'is': {None: (15, 0)},
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'it': {None: (16, 0),
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'CH': (16, 8),
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'IT': (16, 4)},
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'ja': {None: (17, 0)},
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'ka': {None: (55, 0)},
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'kk': {None: (63, 0)},
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'kn': {None: (75, 0)},
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'ko': {None: (18, 0)},
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'kok': {None: (87, 0)},
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'lt': {None: (39, 0)},
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'lv': {None: (38, 0)},
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'mk': {None: (47, 0)},
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'ml': {None: (76, 0)},
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'mr': {None: (78, 0)},
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'ms': {None: (62, 0)},
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'mt': {None: (58, 0)},
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'ne': {None: (97, 0)},
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'nl': {None: (19, 0),
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'BE': (19, 8)},
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'no': {None: (20, 0)},
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'or': {None: (72, 0)},
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'pa': {None: (70, 0)},
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'pl': {None: (21, 0)},
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'pt': {None: (22, 0),
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'BR': (22, 4),
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'PT': (22, 8)},
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'rm': {None: (23, 0)},
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'ro': {None: (24, 0)},
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'ru': {None: (25, 0)},
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'sa': {None: (79, 0)},
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'se': {None: (59, 0)},
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'sk': {None: (27, 0)},
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'sl': {None: (36, 0)},
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'sq': {None: (28, 0)},
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'sr': {None: (26, 12),
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'RS': (26, 12)},
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'st': {None: (48, 0)},
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'sv': {None: (29, 0),
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'FI': (29, 8)},
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'sw': {None: (65, 0)},
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'ta': {None: (73, 0)},
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'te': {None: (74, 0)},
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'th': {None: (30, 0)},
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'tn': {None: (50, 0)},
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'tr': {None: (31, 0)},
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'ts': {None: (49, 0)},
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'tt': {None: (68, 0)},
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'uk': {None: (34, 0)},
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'ur': {None: (32, 0)},
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'uz': {None: (67, 0),
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'UZ': (67, 8)},
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'vi': {None: (42, 0)},
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'wen': {None: (46, 0)},
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'xh': {None: (52, 0)},
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'zh': {None: (4, 0),
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'CN': (4, 8),
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'HK': (4, 12),
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'SG': (4, 16),
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'TW': (4, 4)},
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'zu': {None: (53, 0)}}
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def iana2mobi(self, icode):
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subtags = list(code.split('-'))
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langdict = IANA_MOBI[None]
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while len(subtags) > 0:
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lang = subtags.pop(0).lower()
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if lang in IANA_MOBI:
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langdict = IANA_MOBI[lang]
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break
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mcode = langdict[None]
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while len(subtags) > 0:
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subtag = subtags.pop(0)
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if subtag not in langdict:
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subtag = subtag.upper()
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if subtag in langdict:
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mcode = langdict[subtag]
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break
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return pack('>HBB', 0, mcode[1], mcode[0])
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@ -20,6 +20,7 @@ from urlparse import urldefrag
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from lxml import etree
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from PIL import Image
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from calibre.ebooks.mobi.palmdoc import compress_doc
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from calibre.ebooks.mobi.langcodes import iana2mobi
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from calibre.ebooks.lit.oeb import XML_NS, XHTML, XHTML_NS, OEB_DOCS
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from calibre.ebooks.lit.oeb import xpath, barename, namespace, prefixname
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from calibre.ebooks.lit.oeb import FauxLogger, OEBBook
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@ -87,19 +88,20 @@ class Serializer(object):
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buffer.write('/>')
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buffer.write('</guide>')
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def serialize_href(self, href, baseid=None):
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def serialize_href(self, href, base=None):
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hrefs = self.oeb.manifest.hrefs
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path, frag = urldefrag(href)
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# TODO: Absolute path translation
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if path and base:
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path = base.abshref(path)
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if path and path not in hrefs:
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return False
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buffer = self.buffer
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item = hrefs[path] if path else None
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if item and item.spine_position is None:
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return False
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id = item.id if item else baseid
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id = item.id if item else base.id
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frag = frag if frag else 'calibre_top'
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href = '_'.join((id, frag))
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href = '#'.join((id, frag))
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buffer.write('filepos=')
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self.href_offsets[href].append(buffer.tell())
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buffer.write('0000000000')
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@ -117,7 +119,7 @@ class Serializer(object):
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buffer.write('<mbp:pagebreak/>')
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# TODO: Figure out how to make the 'crossable' stuff work for
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# non-"linear" spine items.
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self.id_offsets[item.id + '_calibre_top'] = buffer.tell()
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self.id_offsets[item.id + '#calibre_top'] = buffer.tell()
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for elem in item.data.find(XHTML('body')):
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self.serialize_elem(elem, item)
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@ -129,7 +131,7 @@ class Serializer(object):
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tag = prefixname(elem.tag, nsrmap)
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for attr in ('name', 'id'):
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if attr in elem.attrib:
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id = '_'.join((item.id, elem.attrib[attr]))
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id = '#'.join((item.id, elem.attrib[attr]))
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self.id_offsets[id] = buffer.tell()
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del elem.attrib[attr]
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buffer.write('<')
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@ -141,7 +143,7 @@ class Serializer(object):
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attr = prefixname(attr, nsrmap)
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buffer.write(' ')
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if attr == 'href':
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if self.serialize_href(val, item.id):
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if self.serialize_href(val, item):
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continue
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elif attr == 'src' and val in hrefs:
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index = self.images[val]
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@ -256,19 +258,19 @@ class MobiWriter(object):
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self._records.append(data)
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def _generate_record0(self):
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metadata = self._oeb.metadata
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exth = self._build_exth()
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record0 = StringIO()
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record0.write(pack('>HHIHHHH', self._compress, 0, self._text_length,
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self._text_nrecords, 0x1000, 0, 0))
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uid = random.randint(0, 0xffffffff)
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title = str(self._oeb.metadata.title[0])
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title = str(metadata.title[0])
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record0.write('MOBI')
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record0.write(pack('>IIIII', 0xe8, 2, 65001, uid, 5))
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record0.write('\xff' * 40)
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record0.write(pack('>I', self._text_nrecords + 1))
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record0.write(pack('>II', 0xe8 + 16 + len(exth), len(title)))
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# TODO: Translate <dc:language/> to language code
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record0.write(pack('>I', 9))
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record0.write(iana2mobi(str(metadata.language[0])))
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record0.write('\0' * 8)
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record0.write(pack('>II', 5, self._text_nrecords + 1))
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record0.write('\0' * 16)
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