mirror of
https://github.com/janeczku/calibre-web
synced 2024-11-24 18:47:23 +00:00
428 lines
15 KiB
Python
Executable File
428 lines
15 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import db
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import ub
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from flask import current_app as app
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import logging
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import smtplib
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from tempfile import gettempdir
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import socket
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import sys
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import os
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import traceback
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import re
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import unicodedata
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from StringIO import StringIO
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from email import encoders
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from email.MIMEBase import MIMEBase
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from email.MIMEMultipart import MIMEMultipart
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from email.MIMEText import MIMEText
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from email.generator import Generator
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from email.utils import formatdate
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from email.utils import make_msgid
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from flask_babel import gettext as _
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import subprocess
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import threading
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import shutil
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import requests
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import zipfile
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from tornado.ioloop import IOLoop
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try:
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import unidecode
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use_unidecode=True
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except:
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use_unidecode=False
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# Global variables
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global_task = None
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updater_thread = None
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def update_download(book_id, user_id):
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check = ub.session.query(ub.Downloads).filter(ub.Downloads.user_id == user_id).filter(ub.Downloads.book_id ==
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book_id).first()
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if not check:
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new_download = ub.Downloads(user_id=user_id, book_id=book_id)
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ub.session.add(new_download)
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ub.session.commit()
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def make_mobi(book_id, calibrepath):
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vendorpath = os.path.join(os.path.normpath(os.path.dirname(os.path.realpath(__file__)) +
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os.sep + "../vendor" + os.sep))
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if sys.platform == "win32":
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kindlegen = os.path.join(vendorpath, u"kindlegen.exe")
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else:
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kindlegen = os.path.join(vendorpath, u"kindlegen")
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if not os.path.exists(kindlegen):
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app.logger.error("make_mobi: kindlegen binary not found in: %s" % kindlegen)
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return None
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book = db.session.query(db.Books).filter(db.Books.id == book_id).first()
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data = db.session.query(db.Data).filter(db.Data.book == book.id).filter(db.Data.format == 'EPUB').first()
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if not data:
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app.logger.error("make_mobi: epub format not found for book id: %d" % book_id)
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return None
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file_path = os.path.join(calibrepath, book.path, data.name)
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if os.path.exists(file_path + u".epub"):
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p = subprocess.Popen((kindlegen + " \"" + file_path + u".epub\" ").encode(sys.getfilesystemencoding()),
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shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
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# Poll process for new output until finished
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while True:
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nextline = p.stdout.readline()
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if nextline == '' and p.poll() is not None:
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break
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if nextline != "\r\n":
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app.logger.debug(nextline.strip('\r\n'))
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check = p.returncode
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if not check or check < 2:
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book.data.append(db.Data(
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name=book.data[0].name,
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format="MOBI",
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book=book.id,
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uncompressed_size=os.path.getsize(file_path + ".mobi")
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))
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db.session.commit()
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return file_path + ".mobi"
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else:
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app.logger.error("make_mobi: kindlegen failed with error while converting book")
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return None
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else:
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app.logger.error("make_mobie: epub not found: %s.epub" % file_path)
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return None
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class StderrLogger(object):
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buffer = ''
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def __init__(self):
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self.logger = logging.getLogger('cps.web')
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def write(self, message):
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if message == '\n':
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self.logger.debug(self.buffer)
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self.buffer = ''
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else:
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self.buffer += message
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def send_raw_email(kindle_mail, msg):
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settings = ub.get_mail_settings()
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msg['From'] = settings["mail_from"]
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msg['To'] = kindle_mail
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use_ssl = int(settings.get('mail_use_ssl', 0))
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# convert MIME message to string
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fp = StringIO()
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gen = Generator(fp, mangle_from_=False)
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gen.flatten(msg)
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msg = fp.getvalue()
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# send email
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try:
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timeout = 600 # set timeout to 5mins
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org_stderr = smtplib.stderr
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smtplib.stderr = StderrLogger()
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if use_ssl == 2:
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mailserver = smtplib.SMTP_SSL(settings["mail_server"], settings["mail_port"], timeout)
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else:
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mailserver = smtplib.SMTP(settings["mail_server"], settings["mail_port"], timeout)
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mailserver.set_debuglevel(1)
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if use_ssl == 1:
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mailserver.starttls()
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if settings["mail_password"]:
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mailserver.login(settings["mail_login"], settings["mail_password"])
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mailserver.sendmail(settings["mail_login"], kindle_mail, msg)
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mailserver.quit()
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smtplib.stderr = org_stderr
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except (socket.error, smtplib.SMTPRecipientsRefused, smtplib.SMTPException), e:
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app.logger.error(traceback.print_exc())
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return _("Failed to send mail: %s" % str(e))
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return None
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def send_test_mail(kindle_mail):
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msg = MIMEMultipart()
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msg['Subject'] = _(u'Calibre-web test email')
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text = _(u'This email has been sent via calibre web.')
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msg.attach(MIMEText(text.encode('UTF-8'), 'plain', 'UTF-8'))
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return send_raw_email(kindle_mail, msg)
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def send_mail(book_id, kindle_mail, calibrepath):
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"""Send email with attachments"""
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# create MIME message
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msg = MIMEMultipart()
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msg['Subject'] = _(u'Send to Kindle')
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msg['Message-Id'] = make_msgid('calibre-web')
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msg['Date'] = formatdate(localtime=True)
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text = _(u'This email has been sent via calibre web.')
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msg.attach(MIMEText(text.encode('UTF-8'), 'plain', 'UTF-8'))
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book = db.session.query(db.Books).filter(db.Books.id == book_id).first()
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data = db.session.query(db.Data).filter(db.Data.book == book.id)
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formats = {}
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for entry in data:
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if entry.format == "MOBI":
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formats["mobi"] = os.path.join(calibrepath, book.path, entry.name + ".mobi")
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if entry.format == "EPUB":
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formats["epub"] = os.path.join(calibrepath, book.path, entry.name + ".epub")
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if entry.format == "PDF":
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formats["pdf"] = os.path.join(calibrepath, book.path, entry.name + ".pdf")
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if len(formats) == 0:
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return _("Could not find any formats suitable for sending by email")
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if 'mobi' in formats:
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msg.attach(get_attachment(formats['mobi']))
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elif 'epub' in formats:
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filepath = make_mobi(book.id, calibrepath)
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if filepath is not None:
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msg.attach(get_attachment(filepath))
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elif filepath is None:
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return _("Could not convert epub to mobi")
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elif 'pdf' in formats:
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msg.attach(get_attachment(formats['pdf']))
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elif 'pdf' in formats:
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msg.attach(get_attachment(formats['pdf']))
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else:
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return _("Could not find any formats suitable for sending by email")
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return send_raw_email(kindle_mail, msg)
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def get_attachment(file_path):
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"""Get file as MIMEBase message"""
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try:
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file_ = open(file_path, 'rb')
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attachment = MIMEBase('application', 'octet-stream')
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attachment.set_payload(file_.read())
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file_.close()
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encoders.encode_base64(attachment)
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attachment.add_header('Content-Disposition', 'attachment',
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filename=os.path.basename(file_path))
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return attachment
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except IOError:
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traceback.print_exc()
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app.logger.error = (u'The requested file could not be read. Maybe wrong permissions?')
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return None
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def get_valid_filename(value, replace_whitespace=True):
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"""
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Returns the given string converted to a string that can be used for a clean
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filename. Limits num characters to 128 max.
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"""
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if value[-1:] ==u'.':
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value = value[:-1]+u'_'
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if use_unidecode:
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value=(unidecode.unidecode(value)).strip()
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else:
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value=value.replace(u'§',u'SS')
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value=value.replace(u'ß',u'ss')
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value = unicodedata.normalize('NFKD', value)
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re_slugify = re.compile('[\W\s-]', re.UNICODE)
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value = unicode(re_slugify.sub('', value).strip())
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if replace_whitespace:
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#*+:\"/<>? werden durch _ ersetzt
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value = re.sub('[\*\+:\\\"/<>\?]+', u'_', value, flags=re.U)
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value = value[:128]
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return value
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def get_sorted_author(value):
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regexes = ["^(JR|SR)\.?$","^I{1,3}\.?$","^IV\.?$"]
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combined = "(" + ")|(".join(regexes) + ")"
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value = value.split(" ")
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if re.match(combined,value[-1].upper()):
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value2 = value[-2] + ", " + " ".join(value[:-2]) + " " + value[-1]
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else:
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value2 = value[-1] + ", " + " ".join(value[:-1])
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return value2
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def update_dir_stucture(book_id, calibrepath):
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db.session.connection().connection.connection.create_function("title_sort", 1, db.title_sort)
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book = db.session.query(db.Books).filter(db.Books.id == book_id).first()
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path = os.path.join(calibrepath, book.path)#.replace('/',os.path.sep)).replace('\\',os.path.sep)
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authordir = book.path.split('/')[0]
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new_authordir = get_valid_filename(book.authors[0].name)
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titledir = book.path.split('/')[1]
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new_titledir = get_valid_filename(book.title) + " (" + str(book_id) + ")"
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if titledir != new_titledir:
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new_title_path = os.path.join(os.path.dirname(path), new_titledir)
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os.rename(path, new_title_path)
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path = new_title_path
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book.path = book.path.split('/')[0] + '/' + new_titledir
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if authordir != new_authordir:
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new_author_path = os.path.join(os.path.join(calibrepath, new_authordir), os.path.basename(path))
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os.renames(path, new_author_path)
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book.path = new_authordir + '/' + book.path.split('/')[1]
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db.session.commit()
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class Updater(threading.Thread):
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def __init__(self):
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threading.Thread.__init__(self)
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self.status=0
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def run(self):
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global global_task
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self.status=1
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r = requests.get('https://api.github.com/repos/janeczku/calibre-web/zipball/master', stream=True)
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fname = re.findall("filename=(.+)", r.headers['content-disposition'])[0]
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self.status=2
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z = zipfile.ZipFile(StringIO(r.content))
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self.status=3
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tmp_dir = gettempdir()
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z.extractall(tmp_dir)
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self.status=4
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self.update_source(os.path.join(tmp_dir,os.path.splitext(fname)[0]),ub.config.get_main_dir)
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self.status=5
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global_task = 0
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db.session.close()
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db.engine.dispose()
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ub.session.close()
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ub.engine.dispose()
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self.status=6
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# stop tornado server
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server = IOLoop.instance()
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server.add_callback(server.stop)
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self.status=7
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def get_update_status(self):
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return self.status
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def file_to_list(self, file):
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return [x.strip() for x in open(file, 'r') if not x.startswith('#EXT')]
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def one_minus_two(self, one, two):
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return [x for x in one if x not in set(two)]
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def reduce_dirs(self, delete_files, new_list):
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new_delete = []
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for file in delete_files:
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parts = file.split(os.sep)
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sub = ''
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for i in range(len(parts)):
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sub = os.path.join(sub, parts[i])
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if sub == '':
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sub = os.sep
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count = 0
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for song in new_list:
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if song.startswith(sub):
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count += 1
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break
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if count == 0:
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if sub != '\\':
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new_delete.append(sub)
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break
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return list(set(new_delete))
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def reduce_files(self, remove_items, exclude_items):
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rf = []
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for item in remove_items:
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if not item.startswith(exclude_items):
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rf.append(item)
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return rf
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def moveallfiles(self, root_src_dir, root_dst_dir):
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change_permissions = True
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if sys.platform == "win32" or sys.platform == "darwin":
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change_permissions = False
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else:
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logging.getLogger('cps.web').debug('Update on OS-System : ' + sys.platform)
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new_permissions = os.stat(root_dst_dir)
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# print new_permissions
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for src_dir, dirs, files in os.walk(root_src_dir):
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dst_dir = src_dir.replace(root_src_dir, root_dst_dir, 1)
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if not os.path.exists(dst_dir):
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os.makedirs(dst_dir)
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logging.getLogger('cps.web').debug('Create-Dir: '+dst_dir)
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if change_permissions:
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# print('Permissions: User '+str(new_permissions.st_uid)+' Group '+str(new_permissions.st_uid))
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os.chown(dst_dir, new_permissions.st_uid, new_permissions.st_gid)
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for file_ in files:
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src_file = os.path.join(src_dir, file_)
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dst_file = os.path.join(dst_dir, file_)
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if os.path.exists(dst_file):
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if change_permissions:
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permission = os.stat(dst_file)
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logging.getLogger('cps.web').debug('Remove file before copy: '+dst_file)
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os.remove(dst_file)
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else:
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if change_permissions:
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permission = new_permissions
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shutil.move(src_file, dst_dir)
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logging.getLogger('cps.web').debug('Move File '+src_file+' to '+dst_dir)
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if change_permissions:
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try:
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os.chown(dst_file, permission.st_uid, permission.st_uid)
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# print('Permissions: User '+str(new_permissions.st_uid)+' Group '+str(new_permissions.st_uid))
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except:
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e = sys.exc_info()
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logging.getLogger('cps.web').debug('Fail '+str(dst_file)+' error: '+str(e))
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return
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def update_source(self, source, destination):
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# destination files
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old_list = list()
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exclude = (
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'vendor' + os.sep + 'kindlegen.exe', 'vendor' + os.sep + 'kindlegen', os.sep + 'app.db',
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os.sep + 'vendor',os.sep + 'calibre-web.log')
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for root, dirs, files in os.walk(destination, topdown=True):
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for name in files:
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old_list.append(os.path.join(root, name).replace(destination, ''))
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for name in dirs:
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old_list.append(os.path.join(root, name).replace(destination, ''))
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# source files
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new_list = list()
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for root, dirs, files in os.walk(source, topdown=True):
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for name in files:
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new_list.append(os.path.join(root, name).replace(source, ''))
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for name in dirs:
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new_list.append(os.path.join(root, name).replace(source, ''))
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delete_files = self.one_minus_two(old_list, new_list)
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rf = self.reduce_files(delete_files, exclude)
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remove_items = self.reduce_dirs(rf, new_list)
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self.moveallfiles(source, destination)
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for item in remove_items:
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item_path = os.path.join(destination, item[1:])
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if os.path.isdir(item_path):
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logging.getLogger('cps.web').debug("Delete dir " + item_path)
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shutil.rmtree(item_path)
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else:
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try:
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logging.getLogger('cps.web').debug("Delete file " + item_path)
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log_from_thread("Delete file " + item_path)
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os.remove(item_path)
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except:
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logging.getLogger('cps.web').debug("Could not remove:" + item_path)
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shutil.rmtree(source, ignore_errors=True)
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