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mirror of https://github.com/janeczku/calibre-web synced 2024-11-15 14:24:57 +00:00
calibre-web/cps/web.py
2015-10-12 04:04:47 +02:00

556 lines
23 KiB
Python
Executable File

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import mimetypes
mimetypes.add_type('application/xhtml+xml','.xhtml')
from flask import Flask, render_template, session, request, redirect, url_for, send_from_directory, make_response, g, flash
from cps import db, config, ub, helper
import os
from sqlalchemy.sql.expression import func
from math import ceil
from flask.ext.login import LoginManager, login_user, logout_user, login_required, current_user
from flask.ext.principal import Principal, Identity, AnonymousIdentity, identity_changed
import requests, zipfile
from werkzeug.security import generate_password_hash, check_password_hash
app = (Flask(__name__))
Principal(app)
lm = LoginManager(app)
lm.init_app(app)
lm.login_view = 'login'
app.secret_key = 'A0Zr98j/3yX R~XHH!jmN]LWX/,?RT'
@lm.user_loader
def load_user(id):
return ub.session.query(ub.User).filter(ub.User.id == int(id)).first()
@lm.header_loader
def load_user_from_header(header_val):
print header_val
if header_val.startswith('Basic '):
header_val = header_val.replace('Basic ', '', 1)
print header_val
try:
header_val = base64.b64decode(header_val)
print header_val
except TypeError:
pass
return ub.session.query(ub.User).filter(ub.User.password == header_val).first()
#simple pagination for the feed
class Pagination(object):
def __init__(self, page, per_page, total_count):
self.page = page
self.per_page = per_page
self.total_count = total_count
@property
def pages(self):
return int(ceil(self.total_count / float(self.per_page)))
@property
def has_prev(self):
return self.page > 1
@property
def has_next(self):
return self.page < self.pages
def iter_pages(self, left_edge=2, left_current=2,
right_current=5, right_edge=2):
last = 0
for num in xrange(1, self.pages + 1):
if num <= left_edge or \
(num > self.page - left_current - 1 and \
num < self.page + right_current) or \
num > self.pages - right_edge:
if last + 1 != num:
yield None
yield num
last = num
##pagination links in jinja
def url_for_other_page(page):
args = request.view_args.copy()
args['page'] = page
return url_for(request.endpoint, **args)
app.jinja_env.globals['url_for_other_page'] = url_for_other_page
@app.before_request
def before_request():
g.user = current_user
g.public_shelfes = ub.session.query(ub.Shelf).filter(ub.Shelf.is_public == 1).all()
@app.route("/feed")
def feed_index():
xml = render_template('index.xml')
response= make_response(xml)
response.headers["Content-Type"] = "application/xml"
return response
@app.route("/feed/osd")
def feed_osd():
xml = render_template('osd.xml')
response= make_response(xml)
response.headers["Content-Type"] = "application/xml"
return response
@app.route("/feed/search", methods=["GET"])
def feed_search():
term = request.args.get("query")
if term:
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
entries = db.session.query(db.Books).filter(db.or_(db.Books.tags.any(db.Tags.name.like("%"+term+"%")),db.Books.authors.any(db.Authors.name.like("%"+term+"%")),db.Books.title.like("%"+term+"%"))).all()
xml = render_template('feed.xml', searchterm=term, entries=entries)
else:
xml = render_template('feed.xml', searchterm="")
response= make_response(xml)
response.headers["Content-Type"] = "application/xml"
return response
@app.route("/feed/new")
def feed_new():
off = request.args.get("start_index")
if off:
entries = db.session.query(db.Books).order_by(db.Books.last_modified.desc()).offset(off).limit(config.NEWEST_BOOKS)
else:
entries = db.session.query(db.Books).order_by(db.Books.last_modified.desc()).limit(config.NEWEST_BOOKS)
off = 0
xml = render_template('feed.xml', entries=entries, next_url="/feed/new?start_index=%d" % (int(config.NEWEST_BOOKS) + int(off)))
response= make_response(xml)
response.headers["Content-Type"] = "application/xml"
return response
@app.route("/feed/discover")
def feed_discover():
off = request.args.get("start_index")
if off:
entries = db.session.query(db.Books).order_by(func.random()).offset(off).limit(config.NEWEST_BOOKS)
else:
entries = db.session.query(db.Books).order_by(func.random()).limit(config.NEWEST_BOOKS)
off = 0
xml = render_template('feed.xml', entries=entries, next_url="/feed/discover?start_index=%d" % (int(config.NEWEST_BOOKS) + int(off)))
response= make_response(xml)
response.headers["Content-Type"] = "application/xml"
return response
@app.route("/feed/hot")
def feed_hot():
off = request.args.get("start_index")
if off:
entries = db.session.query(db.Books).filter(db.Books.ratings.any(db.Ratings.rating > 9)).offset(off).limit(config.NEWEST_BOOKS)
else:
entries = db.session.query(db.Books).filter(db.Books.ratings.any(db.Ratings.rating > 9)).limit(config.NEWEST_BOOKS)
off = 0
xml = render_template('feed.xml', entries=entries, next_url="/feed/hot?start_index=%d" % (int(config.NEWEST_BOOKS) + int(off)))
response= make_response(xml)
response.headers["Content-Type"] = "application/xml"
return response
@app.route("/", defaults={'page': 1})
@app.route('/page/<int:page>')
def index(page):
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
if page == 1:
entries = db.session.query(db.Books).order_by(db.Books.last_modified.desc()).limit(config.NEWEST_BOOKS)
else:
off = int(int(config.NEWEST_BOOKS) * (page - 1))
entries = db.session.query(db.Books).order_by(db.Books.last_modified.desc()).offset(off).limit(config.NEWEST_BOOKS)
pagination = Pagination(page, config.NEWEST_BOOKS, len(db.session.query(db.Books).all()))
return render_template('index.html', random=random, entries=entries, pagination=pagination, title="Latest Books")
@app.route("/hot", defaults={'page': 1})
@app.route('/hot/page/<int:page>')
def hot_books(page):
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
# if page == 1:
# entries = db.session.query(db.Books).filter(db.Books.ratings.any(db.Ratings.rating > 9)).order_by(db.Books.last_modified.desc()).limit(config.NEWEST_BOOKS)
# else:
# off = int(int(config.NEWEST_BOOKS) * (page - 1))
# entries = db.session.query(db.Books).filter(db.Books.ratings.any(db.Ratings.rating > 9)).order_by(db.Books.last_modified.desc()).offset(60).limit(config.NEWEST_BOOKS)
off = int(int(6) * (page - 1))
all_books = ub.session.query(ub.Downloads, ub.func.count(ub.Downloads.book_id)).order_by(ub.func.count(ub.Downloads.book_id).desc()).group_by(ub.Downloads.book_id)
hot_books = all_books.offset(off).limit(config.NEWEST_BOOKS)
entries = list()
for book in hot_books:
entries.append(db.session.query(db.Books).filter(db.Books.id == book.Downloads.book_id).first())
pagination = Pagination(page, config.NEWEST_BOOKS, len(all_books.all()))
return render_template('index.html', random=random, entries=entries, pagination=pagination, title="Hot Books (most downloaded)")
@app.route("/stats")
def stats():
counter = len(db.session.query(db.Books).all())
return render_template('stats.html', counter=counter, title="Statistics")
@app.route("/discover", defaults={'page': 1})
@app.route('/discover/page/<int:page>')
def discover(page):
if page == 1:
entries = db.session.query(db.Books).order_by(func.randomblob(2)).limit(config.NEWEST_BOOKS)
else:
off = int(int(config.NEWEST_BOOKS) * (page - 1))
entries = db.session.query(db.Books).order_by(func.randomblob(2)).offset(off).limit(config.NEWEST_BOOKS)
pagination = Pagination(page, config.NEWEST_BOOKS, len(db.session.query(db.Books).all()))
return render_template('discover.html', entries=entries, pagination=pagination, title="Random Books")
@app.route("/book/<int:id>")
def show_book(id):
entries = db.session.query(db.Books).filter(db.Books.id == id).first()
book_in_shelfs = []
shelfs = ub.session.query(ub.BookShelf).filter(ub.BookShelf.book_id == id).all()
for entry in shelfs:
book_in_shelfs.append(entry.shelf)
return render_template('detail.html', entry=entries, title=entries.title, books_shelfs=book_in_shelfs)
@app.route("/category")
def category_list():
entries = db.session.query(db.Tags).order_by(db.Tags.name).all()
return render_template('categories.html', entries=entries, title="Category list")
@app.route("/category/<name>")
def category(name):
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
if name != "all":
entries = db.session.query(db.Books).filter(db.Books.tags.any(db.Tags.name.like("%" +name + "%" ))).order_by(db.Books.last_modified.desc()).all()
else:
entries = db.session.query(db.Books).all()
return render_template('index.html', random=random, entries=entries, title="Category: %s" % name)
@app.route("/series/<name>")
def series(name):
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
entries = db.session.query(db.Books).filter(db.Books.series.any(db.Series.name.like("%" +name + "%" ))).order_by(db.Books.series_index).all()
return render_template('index.html', random=random, entries=entries, title="Series: %s" % name)
@app.route("/admin/")
def admin():
return "Admin ONLY!"
@app.route("/search", methods=["GET"])
def search():
term = request.args.get("query")
if term:
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
entries = db.session.query(db.Books).filter(db.or_(db.Books.tags.any(db.Tags.name.like("%"+term+"%")),db.Books.series.any(db.Series.name.like("%"+term+"%")),db.Books.authors.any(db.Authors.name.like("%"+term+"%")),db.Books.title.like("%"+term+"%"))).all()
return render_template('search.html', searchterm=term, entries=entries)
else:
return render_template('search.html', searchterm="")
@app.route("/author")
def author_list():
entries = db.session.query(db.Authors).order_by(db.Authors.sort).all()
return render_template('authors.html', entries=entries, title="Author list")
@app.route("/author/<name>")
def author(name):
random = db.session.query(db.Books).order_by(func.random()).limit(config.RANDOM_BOOKS)
entries = db.session.query(db.Books).filter(db.Books.authors.any(db.Authors.name.like("%" + name + "%"))).all()
return render_template('index.html', random=random, entries=entries, title="Author: %s" % name)
@app.route("/cover/<path:cover_path>")
def get_cover(cover_path):
return send_from_directory(os.path.join(config.DB_ROOT, cover_path), "cover.jpg")
@app.route("/read/<int:book_id>")
@login_required
def read_book(book_id):
book = db.session.query(db.Books).filter(db.Books.id == book_id).first()
book_dir = os.path.join(config.MAIN_DIR, "cps","static", str(book_id))
if not os.path.exists(book_dir):
os.mkdir(book_dir)
for data in book.data:
if data.format.lower() == "epub":
zfile = zipfile.ZipFile(os.path.join(config.DB_ROOT, book.path, data.name) + ".epub")
for name in zfile.namelist():
(dirName, fileName) = os.path.split(name)
newDir = os.path.join(book_dir, dirName)
if not os.path.exists(newDir):
os.mkdir(newDir)
if fileName:
fd = open(os.path.join(newDir, fileName), "wb")
fd.write(zfile.read(name))
fd.close()
zfile.close()
return render_template('read.html', bookid=book_id, title="Read a Book")
@app.route("/download/<int:book_id>/<format>")
@login_required
def get_download_link(book_id, format):
format = format.split(".")[0]
book = db.session.query(db.Books).filter(db.Books.id == book_id).first()
data = db.session.query(db.Data).filter(db.Data.book == book.id).filter(db.Data.format == format.upper()).first()
helper.update_download(book_id, int(current_user.id))
response = make_response(send_from_directory(os.path.join(config.DB_ROOT, book.path), data.name + "." +format))
response.headers["Content-Disposition"] = "attachment; filename=%s.%s" % (data.name, format)
return response
@app.route('/login', methods = ['GET', 'POST'])
def login():
error = None
if current_user is not None and current_user.is_authenticated():
return redirect(url_for('index'))
if request.method == "POST":
form = request.form.to_dict()
user = ub.session.query(ub.User).filter(ub.User.nickname == form['username']).first()
if user and check_password_hash(user.password, form['password']):
login_user(user, remember = True)
flash("you are now logged in as: '%s'" % user.nickname, category="success")
return redirect(request.args.get("next") or url_for("index"))
else:
flash("Wrong Username or Password", category="error")
return render_template('login.html', title="login")
@app.route('/logout')
@login_required
def logout():
if current_user is not None and current_user.is_authenticated():
logout_user()
return redirect(request.args.get("next") or url_for("index"))
@app.route('/send/<int:book_id>')
@login_required
def send_to_kindle(book_id):
settings = ub.get_mail_settings()
if settings.get("mail_server", "mail.example.com") == "mail.example.com":
flash("Please configure the SMTP email account first...", category="error")
elif current_user.kindle_mail:
x = helper.send_mail(book_id, current_user.kindle_mail)
if x:
flash("Mail successfully send to %s" % current_user.kindle_mail, category="success")
helper.update_download(book_id, int(current_user.id))
else:
flash("There was an error sending this book", category="error")
else:
flash("Please set a kindle mail first...", category="error")
return redirect(request.environ["HTTP_REFERER"])
@app.route("/shelf/add/<int:shelf_id>/<int:book_id>")
@login_required
def add_to_shelf(shelf_id, book_id):
shelf = ub.session.query(ub.Shelf).filter(ub.Shelf.id == shelf_id).first()
if not shelf.is_public and not shelf.user_id == int(current_user.id):
flash("Sorry you are not allowed to add a book to the the shelf: %s" % shelf.name)
return redirect(url_for('index'))
ins = ub.BookShelf(shelf=shelf.id, book_id=book_id)
ub.session.add(ins)
ub.session.commit()
flash("Book has been added to shelf: %s" % shelf.name, category="success")
#return redirect(url_for('show_book', id=book_id))
return redirect(request.environ["HTTP_REFERER"])
@app.route("/shelf/remove/<int:shelf_id>/<int:book_id>")
@login_required
def remove_from_shelf(shelf_id, book_id):
shelf = ub.session.query(ub.Shelf).filter(ub.Shelf.id == shelf_id).first()
if not shelf.is_public and not shelf.user_id == int(current_user.id):
flash("Sorry you are not allowed to remove a book from this shelf: %s" % shelf.name)
return redirect(url_for('index'))
book_shelf = ub.session.query(ub.BookShelf).filter(ub.BookShelf.shelf == shelf_id, ub.BookShelf.book_id == book_id).first()
#rem = ub.BookShelf(shelf=shelf.id, book_id=book_id)
ub.session.delete(book_shelf)
ub.session.commit()
flash("Book has been removed from shelf: %s" % shelf.name, category="success")
return redirect(request.environ["HTTP_REFERER"])
@app.route("/shelf/create", methods=["GET", "POST"])
@login_required
def create_shelf():
shelf = ub.Shelf()
if request.method == "POST":
to_save = request.form.to_dict()
if "is_public" in to_save:
shelf.is_public = 1
shelf.name = to_save["title"]
shelf.user_id = int(current_user.id)
try:
ub.session.add(shelf)
ub.session.commit()
flash("Shelf %s created" % to_save["title"], category="success")
except:
flash("there was an error", category="error")
return render_template('shelf_edit.html', title="create a shelf")
else:
return render_template('shelf_edit.html', title="create a shelf")
@app.route("/shelf/<int:shelf_id>")
@login_required
def show_shelf(shelf_id):
shelf = ub.session.query(ub.Shelf).filter(ub.or_(ub.and_(ub.Shelf.user_id == int(current_user.id), ub.Shelf.id == shelf_id), ub.and_(ub.Shelf.is_public == 1, ub.Shelf.id == shelf_id))).first()
result = list()
if shelf:
books_in_shelf = ub.session.query(ub.BookShelf).filter(ub.BookShelf.shelf == shelf_id).all()
for book in books_in_shelf:
cur_book = db.session.query(db.Books).filter(db.Books.id == book.book_id).first()
result.append(cur_book)
return render_template('shelf.html', entries=result, title="Shelf: '%s'" % shelf.name)
@app.route("/me", methods = ["GET", "POST"])
@login_required
def profile():
content = ub.session.query(ub.User).filter(ub.User.id == int(current_user.id)).first()
downloads = list()
for book in content.downloads:
downloads.append(db.session.query(db.Books).filter(db.Books.id == book.book_id).first())
if request.method == "POST":
to_save = request.form.to_dict()
print to_save
if to_save["password"]:
content.password = generate_password_hash(to_save["password"])
if to_save["kindle_mail"] and to_save["kindle_mail"] != content.kindle_mail:
content.kindle_mail = to_save["kindle_mail"]
if to_save["user_role"]:
content.role = int(to_save["user_role"])
ub.session.commit()
return render_template("user_edit.html", content=content, downloads=downloads, title="%s's profile" % current_user.nickname)
@app.route("/admin/user")
@login_required
def user_list():
content = ub.session.query(ub.User).all()
settings = ub.session.query(ub.Settings).first()
return render_template("user_list.html", content=content, email=settings, title="User list")
@app.route("/admin/user/new", methods = ["GET", "POST"])
@login_required
def new_user():
content = ub.User()
if request.method == "POST":
to_save = request.form.to_dict()
content.password = generate_password_hash(to_save["password"])
content.nickname = to_save["nickname"]
content.email = to_save["email"]
content.role = int(to_save["user_role"])
try:
ub.session.add(content)
ub.session.commit()
flash("User created", category="success")
except (e):
flash(e, category="error")
return render_template("user_edit.html", content=content, title="User list")
@app.route("/admin/user/mailsettings", methods = ["GET", "POST"])
@login_required
def edit_mailsettings():
content = ub.session.query(ub.Settings).first()
if request.method == "POST":
to_save = request.form.to_dict()
content.mail_server = to_save["mail_server"]
content.mail_port = int(to_save["mail_port"])
content.mail_login = to_save["mail_login"]
content.mail_password = to_save["mail_password"]
content.mail_from = to_save["mail_from"]
try:
ub.session.commit()
flash("Mail settings updated", category="success")
except (e):
flash(e, category="error")
return render_template("email_edit.html", content=content, title="Edit mail settings")
@app.route("/admin/user/<int:user_id>", methods = ["GET", "POST"])
@login_required
def edit_user(user_id):
content = ub.session.query(ub.User).filter(ub.User.id == int(user_id)).first()
downloads = list()
for book in content.downloads:
downloads.append(db.session.query(db.Books).filter(db.Books.id == book.book_id).first())
if request.method == "POST":
to_save = request.form.to_dict()
if "delete" in to_save:
ub.session.delete(content)
return redirect(url_for('user_list'))
else:
if "password" in to_save:
content.password == generate_password_hash(to_save["password"])
ub.session.commit()
return render_template("user_edit.html", content=content, downloads=downloads, title="Edit User %s" % current_user.nickname)
@app.route("/admin/book/<int:book_id>", methods=['GET', 'POST'])
@login_required
def edit_book(book_id):
## create the function for sorting...
db.session.connection().connection.connection.create_function("title_sort",1,db.title_sort)
book = db.session.query(db.Books).filter(db.Books.id == book_id).first()
if request.method == 'POST':
to_save = request.form.to_dict()
print to_save
#print title_sort(to_save["book_title"])
book.title = to_save["book_title"]
book.authors[0].name = to_save["author_name"]
if to_save["cover_url"] and os.path.splitext(to_save["cover_url"])[1].lower() == ".jpg":
img = requests.get(to_save["cover_url"])
f = open(os.path.join(config.DB_ROOT, book.path, "cover.jpg"), "wb")
f.write(img.content)
f.close()
if book.series_index != to_save["series_index"]:
book.series_index = to_save["series_index"]
if len(book.comments):
book.comments[0].text = to_save["description"]
else:
book.comments.append(db.Comments(text=to_save["description"], book=book.id))
for tag in to_save["tags"].split(","):
if tag.strip():
print tag
is_tag = db.session.query(db.Tags).filter(db.Tags.name.like('%' + tag.strip() + '%')).first()
if is_tag:
book.tags.append(is_tag)
else:
new_tag = db.Tags(name=tag.strip())
book.tags.append(new_tag)
if to_save["series"].strip():
is_series = db.session.query(db.Series).filter(db.Series.name.like('%' + to_save["series"].strip() + '%')).first()
if is_series:
book.series.append(is_series)
else:
new_series = db.Series(name=to_save["series"].strip(), sort=to_save["series"].strip())
book.series.append(new_series)
if to_save["rating"].strip():
is_rating = db.session.query(db.Ratings).filter(db.Ratings.rating == int(to_save["rating"].strip())).first()
if is_rating:
book.ratings[0] = is_rating
else:
new_rating = db.Ratings(rating=int(to_save["rating"].strip()))
book.ratings[0] = new_rating
db.session.commit()
if to_save["detail_view"]:
return redirect(url_for('show_book', id=book.id))
else:
return render_template('edit_book.html', book=book)
else:
return render_template('edit_book.html', book=book)
# @app.route('/admin/delete/<int:book_id>')
# def delete_book(book_id):
# to_delete = db.session.query(db.Books).filter(db.Books.id == book_id).first()
# print to_delete
# db.session.delete(to_delete)
# db.session.commit()
# return redirect(url_for('index'))