mirror of
https://github.com/janeczku/calibre-web
synced 2024-11-25 02:57:22 +00:00
372 lines
13 KiB
Python
Executable File
372 lines
13 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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import tempfile
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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 flask_babel import gettext as _
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import subprocess
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import shutil
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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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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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message = (_('The requested file could not be read. Maybe wrong permissions?')) # ToDo: What is this?
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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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value = value[:128]
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# re_slugify = re.compile('[^\w\s-]', re.UNICODE)
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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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value = re.sub('[\s]+', '_', value, flags=re.U)
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value = value.replace(u"\u00DF", "ss")
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return value
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def get_normalized_author(value):
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"""
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Normalizes sorted author name
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"""
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value = unicodedata.normalize('NFKD', value)
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value = re.sub('[^\w,\s]', '', value, flags=re.U)
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value = " ".join(value.split(", ")[::-1])
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return value
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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)
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authordir = book.path.split(os.sep)[0]
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new_authordir = get_valid_filename(book.authors[0].name, False)
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titledir = book.path.split(os.sep)[1]
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new_titledir = get_valid_filename(book.title, False) + " (" + 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(os.sep)[0] + os.sep + 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 + os.sep + book.path.split(os.sep)[1]
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db.session.commit()
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def file_to_list(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(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(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(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 in exclude_items:
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rf.append(item)
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return rf
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def moveallfiles(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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app.logger.debug('Update on OS-System : '+sys.platform )
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#print('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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#print('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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#print('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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#print('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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#print('Fail '+str(dst_file)+' error: '+str(e))
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return
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def update_source(source,destination):
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# destination files
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old_list=list()
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exclude = (['vendor' + os.sep + 'kindlegen.exe','vendor' + os.sep + 'kindlegen','/app.db','vendor','/update.py'])
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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 = one_minus_two(old_list, new_list)
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#print('raw delete list', delete_files)
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rf= reduce_files(delete_files, exclude)
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#print('reduced delete list', rf)
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remove_items = reduce_dirs(rf, new_list)
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#print('delete files', remove_items)
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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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print("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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print("Delete file "+ item_path)
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os.remove(item_path)
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except:
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print("Could not remove:"+item_path)
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shutil.rmtree(source, ignore_errors=True)
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