def __call__(self, oeb, path):
"""
Write the book in the :class:`OEBBook` object :param:`oeb` to a folder
at :param:`path`.
"""
version = int(self.version[0])
opfname = None
if os.path.splitext(path)[1].lower() == '.opf':
opfname = os.path.basename(path)
path = os.path.dirname(path)
if not os.path.isdir(path):
os.mkdir(path)
output = DirContainer(path, oeb.log)
for item in oeb.manifest.values():
output.write(item.href, str(item))
if version == 1:
metadata = oeb.to_opf1()
elif version == 2:
metadata = oeb.to_opf2(page_map=self.page_map)
else:
raise OEBError("Unrecognized OPF version %r" % self.version)
pretty_print = self.pretty_print
for mime, (href, data) in metadata.items():
if opfname and mime == OPF_MIME:
href = opfname
output.write(href, xml2str(data, pretty_print=pretty_print))
return
def __call__(self, oeb, path):
"""
Write the book in the :class:`OEBBook` object :param:`oeb` to a folder
at :param:`path`.
"""
version = int(self.version[0])
opfname = None
if os.path.splitext(path)[1].lower() == '.opf':
opfname = os.path.basename(path)
path = os.path.dirname(path)
if not os.path.isdir(path):
os.mkdir(path)
output = DirContainer(path, oeb.log)
for item in oeb.manifest.values():
output.write(item.href, item.bytes_representation)
if version == 1:
metadata = oeb.to_opf1()
elif version == 2:
metadata = oeb.to_opf2(page_map=self.page_map)
else:
raise OEBError("Unrecognized OPF version %r" % self.version)
pretty_print = self.pretty_print
for mime, (href, data) in metadata.items():
if opfname and mime == OPF_MIME:
href = opfname
output.write(href, xml2str(data, pretty_print=pretty_print))
return
def contenttypes(self):
E = ElementMaker(namespace=namespaces['ct'], nsmap={None:namespaces['ct']})
types = E.Types()
for partname, mt in {
"/word/footnotes.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.footnotes+xml",
"/word/document.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.document.main+xml",
"/word/numbering.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.numbering+xml",
"/word/styles.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.styles+xml",
"/word/endnotes.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.endnotes+xml",
"/word/settings.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.settings+xml",
"/word/theme/theme1.xml": "application/vnd.openxmlformats-officedocument.theme+xml",
"/word/fontTable.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.fontTable+xml",
"/word/webSettings.xml": "application/vnd.openxmlformats-officedocument.wordprocessingml.webSettings+xml",
"/docProps/core.xml": "application/vnd.openxmlformats-package.core-properties+xml",
"/docProps/app.xml": "application/vnd.openxmlformats-officedocument.extended-properties+xml",
}.iteritems():
types.append(E.Override(PartName=partname, ContentType=mt))
added = {'png', 'gif', 'jpeg', 'jpg', 'svg', 'xml'}
for ext in added:
types.append(E.Default(Extension=ext, ContentType=guess_type('a.'+ext)[0]))
for ext, mt in {
"rels": "application/vnd.openxmlformats-package.relationships+xml",
"odttf": "application/vnd.openxmlformats-officedocument.obfuscatedFont",
}.iteritems():
added.add(ext)
types.append(E.Default(Extension=ext, ContentType=mt))
# TODO: Iterate over all resources and add mimetypes for any that are
# not already added
return xml2str(types, pretty_print=True)
def appproperties(self):
E = ElementMaker(namespace=namespaces['ep'], nsmap={None:namespaces['ep']})
props = E.Properties(
E.Application(__appname__),
E.AppVersion('%02d.%04d' % numeric_version[:2]),
E.DocSecurity('0'),
E.HyperlinksChanged('false'),
E.LinksUpToDate('true'),
E.ScaleCrop('false'),
E.SharedDoc('false'),
)
return xml2str(props, pretty_print=True)
def appproperties(self):
E = ElementMaker(namespace=namespaces['ep'],
nsmap={None: namespaces['ep']})
props = E.Properties(
E.Application(__appname__),
E.AppVersion('%02d.%04d' % numeric_version[:2]),
E.DocSecurity('0'),
E.HyperlinksChanged('false'),
E.LinksUpToDate('true'),
E.ScaleCrop('false'),
E.SharedDoc('false'),
)
return xml2str(props, pretty_print=True)
def rasterize_svg(self, elem, width=0, height=0, format='PNG'):
view_box = elem.get('viewBox', elem.get('viewbox', None))
sizes = None
logger = self.oeb.logger
if view_box is not None:
try:
box = [
float(x) for x in filter(None, re.split('[, ]', view_box))
]
sizes = [box[2] - box[0], box[3] - box[1]]
except (TypeError, ValueError, IndexError):
logger.warn(
'SVG image has invalid viewBox="%s", ignoring the viewBox'
% view_box)
else:
for image in elem.xpath(
'descendant::*[local-name()="image" and '
'@height and contains(@height, "%")]'):
logger.info(
'Found SVG image height in %, trying to convert...')
try:
h = float(image.get('height').replace('%', '')) / 100.
image.set('height', str(h * sizes[1]))
except:
logger.exception(
'Failed to convert percentage height:',
image.get('height'))
data = QByteArray(xml2str(elem, with_tail=False))
svg = QSvgRenderer(data)
size = svg.defaultSize()
if size.width() == 100 and size.height() == 100 and sizes:
size.setWidth(sizes[0])
size.setHeight(sizes[1])
if width or height:
size.scale(int(width), int(height),
Qt.AspectRatioMode.KeepAspectRatio)
logger.info('Rasterizing %r to %dx%d' %
(elem, size.width(), size.height()))
image = QImage(size, QImage.Format.Format_ARGB32_Premultiplied)
image.fill(QColor("white").rgb())
painter = QPainter(image)
svg.render(painter)
painter.end()
array = QByteArray()
buffer = QBuffer(array)
buffer.open(QIODevice.OpenModeFlag.WriteOnly)
image.save(buffer, format)
return array.data()
def contenttypes(self):
E = ElementMaker(namespace=namespaces['ct'],
nsmap={None: namespaces['ct']})
types = E.Types()
for partname, mt in {
"/word/footnotes.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.footnotes+xml",
"/word/document.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.document.main+xml",
"/word/numbering.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.numbering+xml",
"/word/styles.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.styles+xml",
"/word/endnotes.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.endnotes+xml",
"/word/settings.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.settings+xml",
"/word/theme/theme1.xml":
"application/vnd.openxmlformats-officedocument.theme+xml",
"/word/fontTable.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.fontTable+xml",
"/word/webSettings.xml":
"application/vnd.openxmlformats-officedocument.wordprocessingml.webSettings+xml",
"/docProps/core.xml":
"application/vnd.openxmlformats-package.core-properties+xml",
"/docProps/app.xml":
"application/vnd.openxmlformats-officedocument.extended-properties+xml",
}.iteritems():
types.append(E.Override(PartName=partname, ContentType=mt))
added = {'png', 'gif', 'jpeg', 'jpg', 'svg', 'xml'}
for ext in added:
types.append(
E.Default(Extension=ext,
ContentType=guess_type('a.' + ext)[0]))
for ext, mt in {
"rels":
"application/vnd.openxmlformats-package.relationships+xml",
"odttf":
"application/vnd.openxmlformats-officedocument.obfuscatedFont",
}.iteritems():
added.add(ext)
types.append(E.Default(Extension=ext, ContentType=mt))
# TODO: Iterate over all resources and add mimetypes for any that are
# not already added
return xml2str(types, pretty_print=True)
def rasterize_svg(self, elem, width=0, height=0, format='PNG'):
view_box = elem.get('viewBox', elem.get('viewbox', None))
sizes = None
logger = self.oeb.logger
if view_box is not None:
try:
box = [float(x) for x in filter(None, re.split('[, ]', view_box))]
sizes = [box[2]-box[0], box[3] - box[1]]
except (TypeError, ValueError, IndexError):
logger.warn('SVG image has invalid viewBox="%s", ignoring the viewBox' % view_box)
else:
for image in elem.xpath('descendant::*[local-name()="image" and '
'@height and contains(@height, "%")]'):
logger.info('Found SVG image height in %, trying to convert...')
try:
h = float(image.get('height').replace('%', ''))/100.
image.set('height', str(h*sizes[1]))
except:
logger.exception('Failed to convert percentage height:',
image.get('height'))
data = QByteArray(xml2str(elem, with_tail=False))
svg = QSvgRenderer(data)
size = svg.defaultSize()
if size.width() == 100 and size.height() == 100 and sizes:
size.setWidth(sizes[0])
size.setHeight(sizes[1])
if width or height:
size.scale(width, height, Qt.KeepAspectRatio)
logger.info('Rasterizing %r to %dx%d'
% (elem, size.width(), size.height()))
image = QImage(size, QImage.Format_ARGB32_Premultiplied)
image.fill(QColor("white").rgb())
painter = QPainter(image)
svg.render(painter)
painter.end()
array = QByteArray()
buffer = QBuffer(array)
buffer.open(QIODevice.WriteOnly)
image.save(buffer, format)
return str(array)
def convert(self, oeb_book, output_path, input_plugin, opts, log):
from calibre.ebooks.oeb.base import OEB_IMAGES, xml2str
from calibre.utils.zipfile import ZipFile
with TemporaryDirectory('_txtz_output') as tdir:
# TXT
txt_name = 'index.txt'
if opts.txt_output_formatting.lower() == 'textile':
txt_name = 'index.text'
with TemporaryFile(txt_name) as tf:
TXTOutput.convert(self, oeb_book, tf, input_plugin, opts, log)
shutil.copy(tf, os.path.join(tdir, txt_name))
# Images
for item in oeb_book.manifest:
if item.media_type in OEB_IMAGES:
if hasattr(self.writer, 'images'):
path = os.path.join(tdir, 'images')
if item.href in self.writer.images:
href = self.writer.images[item.href]
else:
continue
else:
path = os.path.join(tdir, os.path.dirname(item.href))
href = os.path.basename(item.href)
if not os.path.exists(path):
os.makedirs(path)
with open(os.path.join(path, href), 'wb') as imgf:
imgf.write(item.data)
# Metadata
with open(os.path.join(tdir, 'metadata.opf'), 'wb') as mdataf:
root = oeb_book.metadata.to_opf1()
elem = root.makeelement('text-formatting')
elem.text = opts.txt_output_formatting
root.append(elem)
mdataf.write(xml2str(root, pretty_print=True))
txtz = ZipFile(output_path, 'w')
txtz.add_dir(tdir)
def websettings(self):
E = ElementMaker(namespace=namespaces['w'],
nsmap={'w': namespaces['w']})
ws = E.webSettings(E.optimizeForBrowser, E.allowPNG,
E.doNotSaveAsSingleFile)
return xml2str(ws, pretty_print=True)
def websettings(self):
E = ElementMaker(namespace=namespaces['w'], nsmap={'w':namespaces['w']})
ws = E.webSettings(
E.optimizeForBrowser, E.allowPNG, E.doNotSaveAsSingleFile)
return xml2str(ws, pretty_print=True)
