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Handle long strings

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This commit is contained in:
Kovid Goyal 2007-11-01 19:46:28 +00:00
parent edd8a2ce83
commit 5599164fef
2 changed files with 16 additions and 6 deletions
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7
src/libprs500/ebooks/lrf/html/convert_from.py
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@ -717,7 +717,14 @@ class HTMLConverter(object):
@param css: A dict @param css: A dict
''' '''
src = tag.string if hasattr(tag, 'string') else tag src = tag.string if hasattr(tag, 'string') else tag
if len(src) > 32767:
pos = 0
while pos < len(src):
self.add_text(src[pos:pos+32767], css, pseudo_css, force_span_use)
pos += 32767
return
src = src.replace('\r\n', '\n').replace('\r', '\n') src = src.replace('\r\n', '\n').replace('\r', '\n')
if pseudo_css.has_key('first-letter') and len(src) > 1: if pseudo_css.has_key('first-letter') and len(src) > 1:
src = src.lstrip() src = src.lstrip()
f = src[0] f = src[0]

15
src/libprs500/ebooks/lrf/pylrs/pylrf.py
View File

@ -69,10 +69,15 @@ PYLRF_VERSION = "1.0"
# anyway. # anyway.
# #
class LrfError(Exception):
pass
def writeByte(f, byte): def writeByte(f, byte):
f.write(struct.pack("<B", byte)) f.write(struct.pack("<B", byte))
def writeWord(f, word): def writeWord(f, word):
if int(word) > 65535:
raise LrfError('Cannot encode a number greater than 65535 in a word.')
f.write(struct.pack("<H", int(word))) f.write(struct.pack("<H", int(word)))
def writeSignedWord(f, sword): def writeSignedWord(f, sword):
@ -112,7 +117,10 @@ def writeUnicode(f, string, encoding):
string = string.decode(encoding) string = string.decode(encoding)
string = string.encode("utf-16-le") string = string.encode("utf-16-le")
writeWord(f, len(string)) length = len(string)
if length > 65535:
raise LrfError('Cannot write strings longer than 65535 characters.')
writeWord(f, length)
writeString(f, string) writeString(f, string)
def writeRaw(f, string, encoding): def writeRaw(f, string, encoding):
@ -327,11 +335,6 @@ TAG_INFO = dict(
class LrfError(Exception):
pass
class ObjectTableEntry(object): class ObjectTableEntry(object):
def __init__(self, objId, offset, size): def __init__(self, objId, offset, size):
self.objId = objId self.objId = objId