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207 lines
7.1 KiB
Python
207 lines
7.1 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import db, ub
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import config
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from flask import current_app as app
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import smtplib
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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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import subprocess
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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 == 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):
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kindlegen = os.path.join(config.MAIN_DIR, "vendor", "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(config.DB_ROOT, book.path, data.name)
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if os.path.exists(file_path + ".epub"):
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check = subprocess.call([kindlegen, file_path + ".epub"], stdout=subprocess.PIPE)
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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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def send_mail(book_id, kindle_mail):
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'''Send email with attachments'''
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is_mobi = False
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is_azw = False
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is_azw3 = False
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is_epub = False
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is_pdf = False
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file_path = None
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settings = ub.get_mail_settings()
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# create MIME message
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msg = MIMEMultipart()
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msg['From'] = settings["mail_from"]
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msg['To'] = kindle_mail
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msg['Subject'] = 'Send to Kindle'
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text = 'This email has been sent via calibre web.'
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msg.attach(MIMEText(text))
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use_ssl = settings.get('mail_use_ssl', 0)
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# attach files
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#msg.attach(self.get_attachment(file_path))
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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(config.DB_ROOT, book.path, entry.name + ".mobi")
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if entry.format == "EPUB":
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formats["epub"] = os.path.join(config.DB_ROOT, book.path, entry.name + ".epub")
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if entry.format == "PDF":
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formats["pdf"] = os.path.join(config.DB_ROOT, 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)
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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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# 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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mailserver = smtplib.SMTP(settings["mail_server"],settings["mail_port"])
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mailserver.set_debuglevel(0)
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if int(use_ssl) == 1:
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mailserver.ehlo()
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mailserver.starttls()
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mailserver.ehlo()
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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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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 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 '
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'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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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):
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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(config.DB_ROOT, book.path)
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authordir = book.path.split("/")[0]
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new_authordir=get_valid_filename(book.authors[0].name, False)
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titledir = book.path.split("/")[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("/")[0] + "/" + new_titledir
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if authordir != new_authordir:
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new_author_path = os.path.join(os.path.join(config.DB_ROOT, 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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