def rebuild_it(self):
from calibre.ebooks.tweak import get_tools, WorkerError
src_dir = self._exploded
det_msg = None
of = PersistentTemporaryFile('_tweak_rebuild.'+self.current_format.lower())
of.close()
of = of.name
self._cleanup_files.append(of)
try:
rebuilder = get_tools(self.current_format)[1]
rebuilder(src_dir, of)
except WorkerError as e:
det_msg = e.orig_tb
except:
import traceback
det_msg = traceback.format_exc()
finally:
self.hide_msg()
if det_msg is not None:
error_dialog(self, _('Failed to rebuild file'),
_('Failed to rebuild %s. For more information, click '
'"Show details".')%self.current_format,
det_msg=det_msg, show=True)
return None
return of
def rebuild_it(self):
from calibre.ebooks.tweak import get_tools, WorkerError
src_dir = self._exploded
det_msg = None
of = PersistentTemporaryFile('_tweak_rebuild.'+self.current_format.lower())
of.close()
of = of.name
self._cleanup_files.append(of)
try:
rebuilder = get_tools(self.current_format)[1]
rebuilder(src_dir, of)
except WorkerError as e:
det_msg = e.orig_tb
except:
import traceback
det_msg = traceback.format_exc()
finally:
self.hide_msg()
if det_msg is not None:
error_dialog(self, _('Failed to rebuild file'),
_('Failed to rebuild %s. For more information, click '
'"Show details".')%self.current_format,
det_msg=det_msg, show=True)
return None
return of
def unpack(self, book_id, fmt):
'''
Unpack the book in a temporary directory
:param book_id: The book identifier
:param fmt: The format to unpack
'''
from calibre.constants import DEBUG
from calibre.ptempfile import PersistentTemporaryDirectory
from calibre.ebooks.tweak import get_tools
from calibre.ebooks.oeb.base import OEBBook
from calibre.ebooks.oeb.reader import OEBReader
from calibre.utils.logging import default_log
from calibre_plugins.prince_pdf.dummy_preprocessor import dummy_preprocessor
book_file = self.db.format(book_id, fmt, index_is_id=True, as_path=True)
if DEBUG: print(_('Unpacking book...'))
tdir = PersistentTemporaryDirectory('_unpack')
exploder = get_tools(fmt)[0]
if (exploder == None): return (None, None)
opf = exploder(book_file, tdir)
html_preprocessor = dummy_preprocessor()
css_preprocessor = dummy_preprocessor()
oeb = OEBBook(default_log, html_preprocessor, css_preprocessor)
OEBReader()(oeb, opf)
return (opf, oeb)
def unpack(self, book_id, fmt):
'''
Unpack the book in a temporary directory
:param book_id: The book identifier
:param fmt: The format to unpack
'''
from calibre.constants import DEBUG
from calibre.ptempfile import PersistentTemporaryDirectory
from calibre.ebooks.tweak import get_tools
from calibre.ebooks.oeb.base import OEBBook
from calibre.ebooks.oeb.reader import OEBReader
from calibre.utils.logging import default_log
from calibre_plugins.prince_pdf.dummy_preprocessor import dummy_preprocessor
book_file = self.db.format(book_id,
fmt,
index_is_id=True,
as_path=True)
if DEBUG: print(_('Unpacking book...'))
tdir = PersistentTemporaryDirectory('_unpack')
exploder = get_tools(fmt)[0]
if (exploder == None): return (None, None)
opf = exploder(book_file, tdir)
html_preprocessor = dummy_preprocessor()
css_preprocessor = dummy_preprocessor()
oeb = OEBBook(default_log, html_preprocessor, css_preprocessor)
OEBReader()(oeb, opf)
return (opf, oeb)
def do_explode(self):
from calibre.ebooks.tweak import get_tools, Error, WorkerError
tdir = PersistentTemporaryDirectory('_tweak_explode')
self._cleanup_dirs.append(tdir)
det_msg = None
try:
src = self.db.format(self.book_id,
self.current_format,
index_is_id=True,
as_path=True)
self._cleanup_files.append(src)
exploder = get_tools(self.current_format)[0]
opf = exploder(src, tdir, question=self.ask_question)
except WorkerError as e:
det_msg = e.orig_tb
except Error as e:
return error_dialog(
self,
_('Failed to unpack'),
(_('Could not explode the %s file.') % self.current_format) +
' ' + as_unicode(e),
show=True)
except:
import traceback
det_msg = traceback.format_exc()
finally:
self.hide_msg()
if det_msg is not None:
return error_dialog(
self,
_('Failed to unpack'),
_('Could not explode the %s file. Click "Show details" for '
'more information.') % self.current_format,
det_msg=det_msg,
show=True)
if opf is None:
# The question was answered with No
return
self._exploded = tdir
self.explode_button.setEnabled(False)
self.preview_button.setEnabled(True)
self.rebuild_button.setEnabled(True)
open_local_file(tdir)
def do_explode(self):
from calibre.ebooks.tweak import get_tools, Error, WorkerError
tdir = PersistentTemporaryDirectory('_tweak_explode')
self._cleanup_dirs.append(tdir)
det_msg = None
try:
src = self.db.format(self.book_id, self.current_format,
index_is_id=True, as_path=True)
self._cleanup_files.append(src)
exploder = get_tools(self.current_format)[0]
opf = exploder(src, tdir, question=self.ask_question)
except WorkerError as e:
det_msg = e.orig_tb
except Error as e:
return error_dialog(self, _('Failed to unpack'),
(_('Could not explode the %s file.')%self.current_format) + ' '
+ as_unicode(e), show=True)
except:
import traceback
det_msg = traceback.format_exc()
finally:
self.hide_msg()
if det_msg is not None:
return error_dialog(self, _('Failed to unpack'),
_('Could not explode the %s file. Click "Show Details" for '
'more information.')%self.current_format, det_msg=det_msg,
show=True)
if opf is None:
# The question was answered with No
return
self._exploded = tdir
self.explode_button.setEnabled(False)
self.preview_button.setEnabled(True)
self.rebuild_button.setEnabled(True)
open_local_file(tdir)
