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kcc/kindlecomicconverter/metadata.py
Paweł Jastrzębski 45c1afcad4 Update build environment
2017-01-20 09:44:21 +01:00

174 lines
8.7 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (c) 2013-2017 Pawel Jastrzebski <pawelj@iosphe.re>
#
# Permission to use, copy, modify, and/or distribute this software for
# any purpose with or without fee is hereby granted, provided that the
# above copyright notice and this permission notice appear in all
# copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
# DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
# OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
# TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
import os
from xml.dom.minidom import parse, Document
from re import compile
from zipfile import is_zipfile, ZipFile, ZIP_DEFLATED
from subprocess import STDOUT, PIPE
from psutil import Popen
from tempfile import mkdtemp
from shutil import rmtree
from .shared import removeFromZIP, check7ZFile as is_7zfile
from . import rarfile
class MetadataParser:
def __init__(self, source):
self.source = source
self.data = {'Series': '',
'Volume': '',
'Number': '',
'Writers': [],
'Pencillers': [],
'Inkers': [],
'Colorists': [],
'Summary': '',
'MUid': '',
'Bookmarks': []}
self.rawdata = None
self.compressor = None
if self.source.endswith('.xml'):
self.rawdata = parse(self.source)
self.parseXML()
else:
if is_zipfile(self.source):
self.compressor = 'zip'
with ZipFile(self.source) as zip_file:
for member in zip_file.namelist():
if member != 'ComicInfo.xml':
continue
with zip_file.open(member) as xml_file:
self.rawdata = parse(xml_file)
elif rarfile.is_rarfile(self.source):
self.compressor = 'rar'
with rarfile.RarFile(self.source) as rar_file:
for member in rar_file.namelist():
if member != 'ComicInfo.xml':
continue
with rar_file.open(member) as xml_file:
self.rawdata = parse(xml_file)
elif is_7zfile(self.source):
self.compressor = '7z'
workdir = mkdtemp('', 'KCC-')
tmpXML = os.path.join(workdir, 'ComicInfo.xml')
output = Popen('7za e "' + self.source + '" ComicInfo.xml -o"' + workdir + '"',
stdout=PIPE, stderr=STDOUT, stdin=PIPE, shell=True)
extracted = False
for line in output.stdout:
if b"Everything is Ok" in line or b"No files to process" in line:
extracted = True
if not extracted:
rmtree(workdir)
raise OSError('Failed to extract 7ZIP file.')
if os.path.isfile(tmpXML):
self.rawdata = parse(tmpXML)
rmtree(workdir)
else:
raise OSError('Failed to detect archive format.')
if self.rawdata:
self.parseXML()
def parseXML(self):
if len(self.rawdata.getElementsByTagName('Series')) != 0:
self.data['Series'] = self.rawdata.getElementsByTagName('Series')[0].firstChild.nodeValue
if len(self.rawdata.getElementsByTagName('Volume')) != 0:
self.data['Volume'] = self.rawdata.getElementsByTagName('Volume')[0].firstChild.nodeValue
if len(self.rawdata.getElementsByTagName('Number')) != 0:
self.data['Number'] = self.rawdata.getElementsByTagName('Number')[0].firstChild.nodeValue
if len(self.rawdata.getElementsByTagName('Summary')) != 0:
self.data['Summary'] = self.rawdata.getElementsByTagName('Summary')[0].firstChild.nodeValue
for field in ['Writer', 'Penciller', 'Inker', 'Colorist']:
if len(self.rawdata.getElementsByTagName(field)) != 0:
for person in self.rawdata.getElementsByTagName(field)[0].firstChild.nodeValue.split(', '):
self.data[field + 's'].append(person)
self.data[field + 's'] = list(set(self.data[field + 's']))
self.data[field + 's'].sort()
if len(self.rawdata.getElementsByTagName('ScanInformation')) != 0:
coverId = compile('(MCD\\()(\\d+)(\\))')\
.search(self.rawdata.getElementsByTagName('ScanInformation')[0].firstChild.nodeValue)
if coverId:
self.data['MUid'] = coverId.group(2)
if len(self.rawdata.getElementsByTagName('Page')) != 0:
for page in self.rawdata.getElementsByTagName('Page'):
if 'Bookmark' in page.attributes and 'Image' in page.attributes:
self.data['Bookmarks'].append((int(page.attributes['Image'].value),
page.attributes['Bookmark'].value))
def saveXML(self):
if self.rawdata:
root = self.rawdata.getElementsByTagName('ComicInfo')[0]
for row in (['Series', self.data['Series']], ['Volume', self.data['Volume']],
['Number', self.data['Number']], ['Writer', ', '.join(self.data['Writers'])],
['Penciller', ', '.join(self.data['Pencillers'])], ['Inker', ', '.join(self.data['Inkers'])],
['Colorist', ', '.join(self.data['Colorists'])], ['Summary', self.data['Summary']],
['ScanInformation', 'MCD(' + self.data['MUid'] + ')' if self.data['MUid'] else '']):
if self.rawdata.getElementsByTagName(row[0]):
node = self.rawdata.getElementsByTagName(row[0])[0]
if row[1]:
node.firstChild.replaceWholeText(row[1])
else:
root.removeChild(node)
elif row[1]:
main = self.rawdata.createElement(row[0])
root.appendChild(main)
text = self.rawdata.createTextNode(row[1])
main.appendChild(text)
else:
doc = Document()
root = doc.createElement('ComicInfo')
root.setAttribute('xmlns:xsd', 'http://www.w3.org/2001/XMLSchema')
root.setAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance')
doc.appendChild(root)
for row in (['Series', self.data['Series']], ['Volume', self.data['Volume']],
['Number', self.data['Number']], ['Writer', ', '.join(self.data['Writers'])],
['Penciller', ', '.join(self.data['Pencillers'])], ['Inker', ', '.join(self.data['Inkers'])],
['Colorist', ', '.join(self.data['Colorists'])], ['Summary', self.data['Summary']],
['ScanInformation', 'MCD(' + self.data['MUid'] + ')' if self.data['MUid'] else '']):
if row[1]:
main = doc.createElement(row[0])
root.appendChild(main)
text = doc.createTextNode(row[1])
main.appendChild(text)
self.rawdata = doc
if self.source.endswith('.xml'):
with open(self.source, 'w', encoding='utf-8') as f:
self.rawdata.writexml(f, encoding='utf-8')
else:
workdir = mkdtemp('', 'KCC-')
tmpXML = os.path.join(workdir, 'ComicInfo.xml')
with open(tmpXML, 'w', encoding='utf-8') as f:
self.rawdata.writexml(f, encoding='utf-8')
if is_zipfile(self.source):
removeFromZIP(self.source, 'ComicInfo.xml')
with ZipFile(self.source, mode='a', compression=ZIP_DEFLATED) as zip_file:
zip_file.write(tmpXML, arcname=tmpXML.split(os.sep)[-1])
elif rarfile.is_rarfile(self.source):
raise NotImplementedError
elif is_7zfile(self.source):
output = Popen('7za a "' + self.source + '" "' + tmpXML + '"',
stdout=PIPE, stderr=STDOUT, stdin=PIPE, shell=True)
extracted = False
for line in output.stdout:
if b"Everything is Ok" in line:
extracted = True
if not extracted:
rmtree(workdir)
raise OSError('Failed to modify 7ZIP file.')
rmtree(workdir)