def _convert_kepubify(self, file_path, format_old_ext, format_new_ext):
quotes = [1, 3]
command = [
config.config_kepubifypath, (file_path + format_old_ext), '-o',
os.path.dirname(file_path)
]
try:
p = process_open(command, quotes)
except OSError as e:
return 1, N_(u"Kepubify-converter failed: %(error)s", error=e)
self.progress = 0.01
while True:
nextline = p.stdout.readlines()
nextline = [x.strip('\n') for x in nextline if x != '\n']
for line in nextline:
log.debug(line)
if p.poll() is not None:
break
# ToD Handle
# process returncode
check = p.returncode
# move file
if check == 0:
converted_file = glob(
os.path.join(os.path.dirname(file_path), "*.kepub.epub"))
if len(converted_file) == 1:
copyfile(converted_file[0], (file_path + format_new_ext))
os.unlink(converted_file[0])
else:
return 1, N_(
u"Converted file not found or more than one file in folder %(folder)s",
folder=os.path.dirname(file_path))
return check, None
def _convert_calibre(self, file_path, format_old_ext, format_new_ext):
try:
# Linux py2.7 encode as list without quotes no empty element for parameters
# linux py3.x no encode and as list without quotes no empty element for parameters
# windows py2.7 encode as string with quotes empty element for parameters is okay
# windows py 3.x no encode and as string with quotes empty element for parameters is okay
# separate handling for windows and linux
quotes = [1, 2]
command = [
config.config_converterpath, (file_path + format_old_ext),
(file_path + format_new_ext)
]
quotes_index = 3
if config.config_calibre:
parameters = config.config_calibre.split(" ")
for param in parameters:
command.append(param)
quotes.append(quotes_index)
quotes_index += 1
p = process_open(command, quotes, newlines=False)
except OSError as e:
return 1, N_(u"Ebook-converter failed: %(error)s", error=e)
while p.poll() is None:
nextline = p.stdout.readline()
if isinstance(nextline, bytes):
nextline = nextline.decode('utf-8',
errors="ignore").strip('\r\n')
if nextline:
log.debug(nextline)
# parse progress string from calibre-converter
progress = re.search(r"(\d+)%\s.*", nextline)
if progress:
self.progress = int(progress.group(1)) / 100
if config.config_use_google_drive:
self.progress *= 0.9
# process returncode
check = p.returncode
calibre_traceback = p.stderr.readlines()
error_message = ""
for ele in calibre_traceback:
ele = ele.decode('utf-8', errors="ignore").strip('\n')
log.debug(ele)
if not ele.startswith('Traceback') and not ele.startswith(
' File'):
error_message = N_("Calibre failed with error: %(error)s",
error=ele)
return check, error_message
def send_mail(book_id, book_format, convert, ereader_mail, calibrepath,
user_id):
"""Send email with attachments"""
book = calibre_db.get_book(book_id)
if convert == 1:
# returns None if success, otherwise errormessage
return convert_book_format(book_id, calibrepath, u'epub',
book_format.lower(), user_id, ereader_mail)
if convert == 2:
# returns None if success, otherwise errormessage
return convert_book_format(book_id, calibrepath, u'azw3',
book_format.lower(), user_id, ereader_mail)
for entry in iter(book.data):
if entry.format.upper() == book_format.upper():
converted_file_name = entry.name + '.' + book_format.lower()
link = '<a href="{}">{}</a>'.format(
url_for('web.show_book', book_id=book_id), escape(book.title))
email_text = N_(u"%(book)s send to E-Reader", book=link)
WorkerThread.add(
user_id,
TaskEmail(_(u"Send to E-Reader"),
book.path, converted_file_name,
config.get_mail_settings(), ereader_mail, email_text,
_(u'This e-mail has been sent via Calibre-Web.')))
return
return _(u"The requested file could not be read. Maybe wrong permissions?")
def send_test_mail(ereader_mail, user_name):
WorkerThread.add(
user_name,
TaskEmail(_(u'Calibre-Web test e-mail'), None, None,
config.get_mail_settings(), ereader_mail, N_(u"Test e-mail"),
_(u'This e-mail has been sent via Calibre-Web.')))
return
def run(self, worker_thread):
if self.calibre_db.session and use_IM and self.stat != STAT_CANCELLED and self.stat != STAT_ENDED:
self.message = 'Scanning Series'
all_series = self.get_series_with_four_plus_books()
count = len(all_series)
total_generated = 0
for i, series in enumerate(all_series):
generated = 0
series_thumbnails = self.get_series_thumbnails(series.id)
series_books = self.get_series_books(series.id)
# Generate new thumbnails for missing covers
resolutions = list(
map(lambda t: t.resolution, series_thumbnails))
missing_resolutions = list(
set(self.resolutions).difference(resolutions))
for resolution in missing_resolutions:
generated += 1
self.create_series_thumbnail(series, series_books,
resolution)
# Replace outdated or missing thumbnails
for thumbnail in series_thumbnails:
if any(book.last_modified > thumbnail.generated_at
for book in series_books):
generated += 1
self.update_series_thumbnail(series_books, thumbnail)
elif not self.cache.get_cache_file_exists(
thumbnail.filename,
constants.CACHE_TYPE_THUMBNAILS):
generated += 1
self.update_series_thumbnail(series_books, thumbnail)
# Increment the progress
self.progress = (1.0 / count) * i
if generated > 0:
total_generated += generated
self.message = N_('Generated {0} series thumbnails'
).format(total_generated)
# Check if job has been cancelled or ended
if self.stat == STAT_CANCELLED:
self.log.info(
f'GenerateSeriesThumbnails task has been cancelled.')
return
if self.stat == STAT_ENDED:
self.log.info(
f'GenerateSeriesThumbnails task has been ended.')
return
if total_generated == 0:
self.self_cleanup = True
self._handleSuccess()
self.app_db_session.remove()
def run(self, worker_thread):
self.worker_thread = worker_thread
if config.config_use_google_drive:
worker_db = db.CalibreDB(expire_on_commit=False, init=True)
cur_book = worker_db.get_book(self.book_id)
self.title = cur_book.title
data = worker_db.get_book_format(self.book_id,
self.settings['old_book_format'])
df = gdriveutils.getFileFromEbooksFolder(
cur_book.path,
data.name + "." + self.settings['old_book_format'].lower())
if df:
datafile = os.path.join(
config.config_calibre_dir, cur_book.path, data.name +
u"." + self.settings['old_book_format'].lower())
if not os.path.exists(
os.path.join(config.config_calibre_dir,
cur_book.path)):
os.makedirs(
os.path.join(config.config_calibre_dir, cur_book.path))
df.GetContentFile(datafile)
worker_db.session.close()
else:
error_message = _(
u"%(format)s not found on Google Drive: %(fn)s",
format=self.settings['old_book_format'],
fn=data.name + "." +
self.settings['old_book_format'].lower())
worker_db.session.close()
return error_message
filename = self._convert_ebook_format()
if config.config_use_google_drive:
os.remove(self.file_path + u'.' +
self.settings['old_book_format'].lower())
if filename:
if config.config_use_google_drive:
# Upload files to gdrive
gdriveutils.updateGdriveCalibreFromLocal()
self._handleSuccess()
if self.ereader_mail:
# if we're sending to E-Reader after converting, create a one-off task and run it immediately
# todo: figure out how to incorporate this into the progress
try:
EmailText = N_(u"%(book)s send to E-Reader",
book=escape(self.title))
worker_thread.add(
self.user,
TaskEmail(self.settings['subject'],
self.results["path"],
filename,
self.settings,
self.ereader_mail,
EmailText,
self.settings['body'],
internal=True))
except Exception as ex:
return self._handleError(str(ex))
def __init__(self,
book_id,
task_message=N_('Clearing cover thumbnail cache')):
super(TaskClearCoverThumbnailCache, self).__init__(task_message)
self.log = logger.create()
self.book_id = book_id
self.app_db_session = ub.get_new_session_instance()
self.cache = fs.FileSystem()
def send_registration_mail(e_mail, user_name, default_password, resend=False):
txt = "Hello %s!\r\n" % user_name
if not resend:
txt += "Your new account at Calibre-Web has been created. Thanks for joining us!\r\n"
txt += "Please log in to your account using the following informations:\r\n"
txt += "User name: %s\r\n" % user_name
txt += "Password: %s\r\n" % default_password
txt += "Don't forget to change your password after first login.\r\n"
txt += "Sincerely\r\n\r\n"
txt += "Your Calibre-Web team"
WorkerThread.add(None, TaskEmail(
subject=_(u'Get Started with Calibre-Web'),
filepath=None,
attachment=None,
settings=config.get_mail_settings(),
recipient=e_mail,
task_message=N_(u"Registration e-mail for user: %(name)s", name=user_name),
text=txt
))
return
def run(self, worker_thread):
if use_IM and self.stat != STAT_CANCELLED and self.stat != STAT_ENDED:
self.message = 'Scanning Books'
books_with_covers = self.get_books_with_covers(self.book_id)
count = len(books_with_covers)
total_generated = 0
for i, book in enumerate(books_with_covers):
# Generate new thumbnails for missing covers
generated = self.create_book_cover_thumbnails(book)
# Increment the progress
self.progress = (1.0 / count) * i
if generated > 0:
total_generated += generated
self.message = N_(u'Generated %(count)s cover thumbnails',
count=total_generated)
# Check if job has been cancelled or ended
if self.stat == STAT_CANCELLED:
self.log.info(
f'GenerateCoverThumbnails task has been cancelled.')
return
if self.stat == STAT_ENDED:
self.log.info(
f'GenerateCoverThumbnails task has been ended.')
return
if total_generated == 0:
self.self_cleanup = True
self._handleSuccess()
self.app_db_session.remove()
def name(self):
return N_('Cover Thumbnails')
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import re
from flask_babel import lazy_gettext as N_
from . import config, logger
from .subproc_wrapper import process_wait
log = logger.create()
# strings getting translated when used
_NOT_INSTALLED = N_('not installed')
_EXECUTION_ERROR = N_('Execution permissions missing')
def _get_command_version(path, pattern, argument=None):
if os.path.exists(path):
command = [path]
if argument:
command.append(argument)
try:
match = process_wait(command, pattern=pattern)
if isinstance(match, re.Match):
return match.string
except Exception as ex:
log.warning("%s: %s", path, ex)
return _EXECUTION_ERROR
def name(self):
return N_("Convert")
def _convert_ebook_format(self):
error_message = None
local_db = db.CalibreDB(expire_on_commit=False, init=True)
file_path = self.file_path
book_id = self.book_id
format_old_ext = u'.' + self.settings['old_book_format'].lower()
format_new_ext = u'.' + self.settings['new_book_format'].lower()
# check to see if destination format already exists - or if book is in database
# if it does - mark the conversion task as complete and return a success
# this will allow send to E-Reader workflow to continue to work
if os.path.isfile(file_path + format_new_ext) or\
local_db.get_book_format(self.book_id, self.settings['new_book_format']):
log.info("Book id %d already converted to %s", book_id,
format_new_ext)
cur_book = local_db.get_book(book_id)
self.title = cur_book.title
self.results['path'] = cur_book.path
self.results['title'] = self.title
new_format = local_db.session.query(db.Data).filter(db.Data.book == book_id)\
.filter(db.Data.format == self.settings['new_book_format'].upper()).one_or_none()
if not new_format:
new_format = db.Data(
name=os.path.basename(file_path),
book_format=self.settings['new_book_format'].upper(),
book=book_id,
uncompressed_size=os.path.getsize(file_path +
format_new_ext))
try:
local_db.session.merge(new_format)
local_db.session.commit()
except SQLAlchemyError as e:
local_db.session.rollback()
log.error("Database error: %s", e)
local_db.session.close()
self._handleError(N_("Database error: %(error)s.",
error=e))
return
self._handleSuccess()
local_db.session.close()
return os.path.basename(file_path + format_new_ext)
else:
log.info(
"Book id %d - target format of %s does not exist. Moving forward with convert.",
book_id, format_new_ext)
if config.config_kepubifypath and format_old_ext == '.epub' and format_new_ext == '.kepub':
check, error_message = self._convert_kepubify(
file_path, format_old_ext, format_new_ext)
else:
# check if calibre converter-executable is existing
if not os.path.exists(config.config_converterpath):
self._handleError(
N_(u"Calibre ebook-convert %(tool)s not found",
tool=config.config_converterpath))
return
check, error_message = self._convert_calibre(
file_path, format_old_ext, format_new_ext)
if check == 0:
cur_book = local_db.get_book(book_id)
if os.path.isfile(file_path + format_new_ext):
new_format = local_db.session.query(db.Data).filter(db.Data.book == book_id) \
.filter(db.Data.format == self.settings['new_book_format'].upper()).one_or_none()
if not new_format:
new_format = db.Data(
name=cur_book.data[0].name,
book_format=self.settings['new_book_format'].upper(),
book=book_id,
uncompressed_size=os.path.getsize(file_path +
format_new_ext))
try:
local_db.session.merge(new_format)
local_db.session.commit()
if self.settings['new_book_format'].upper() in [
'KEPUB', 'EPUB', 'EPUB3'
]:
ub_session = init_db_thread()
remove_synced_book(book_id, True, ub_session)
ub_session.close()
except SQLAlchemyError as e:
local_db.session.rollback()
log.error("Database error: %s", e)
local_db.session.close()
self._handleError(error_message)
return
self.results['path'] = cur_book.path
self.title = cur_book.title
self.results['title'] = self.title
if not config.config_use_google_drive:
self._handleSuccess()
return os.path.basename(file_path + format_new_ext)
else:
error_message = N_('%(format)s format not found on disk',
format=format_new_ext.upper())
local_db.session.close()
log.info("ebook converter failed with error while converting book")
if not error_message:
error_message = N_('Ebook converter failed with unknown error')
self._handleError(error_message)
return
def name(self):
return N_("Upload")
def __init__(self, task_message=N_('Reconnecting Calibre database')):
super(TaskReconnectDatabase, self).__init__(task_message)
self.log = logger.create()
self.listen_address = config.get_config_ipaddress()
self.listen_port = config.config_port
def name(self):
return N_("E-mail")
