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|
#! /usr/local/bin/python
#-*- coding: utf-8 -*-
__author__ = "Cedric Bonhomme"
__version__ = "$Revision: 1.7 $"
__date__ = "$Date: 2010/07/23 $"
__copyright__ = "Copyright (c) 2010 Cedric Bonhomme"
__license__ = "GPLv3"
import os
import time
import sqlite3
import cherrypy
import threading
import utils
import feedgetter
import PyQRNative
bindhost = "0.0.0.0"
cherrypy.config.update({ 'server.socket_port': 12556, 'server.socket_host': bindhost})
path = {'/css/style.css': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/style.css'}, \
'/css/img/feed-icon-28x28.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/feed-icon-28x28.png'}, \
'/css/img/tuxrss.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/tuxrss.png'}, \
'/css/img/delicious.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/delicious.png'}, \
'/css/img/digg.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/digg.png'}, \
'/css/img/reddit.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/reddit.png'}, \
'/css/img/scoopeo.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/scoopeo.png'}, \
'/css/img/blogmarks.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/blogmarks.png'}, \
'/css/img/buzz.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/buzz.png'}, \
'/css/img/heart.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/heart.png'}, \
'/css/img/heart_open.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/heart_open.png'}, \
'/css/img/email.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/email.png'}, \
'/css/img/cross.png': {'tools.staticfile.on': True, \
'tools.staticfile.filename':utils.path+'css/img/cross.png'}, \
'/var/qrcode': {'tools.staticdir.on': True,
'tools.staticdir.dir': os.path.join(utils.path, './var/qrcode')}}
def htmlheader(nb_unread_articles=""):
return '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">\n' + \
'<head>' + \
'\n\t<title>'+ nb_unread_articles +'pyAggr3g470r - RSS Feed Reader</title>\n' + \
'\t<link rel="stylesheet" type="text/css" href="/css/style.css" />' + \
'\n\t<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>\n' + \
'</head>\n'
htmlfooter = '<p>This software is under GPLv3 license. You are welcome to copy, modify or' + \
' redistribute the source code according to the' + \
' <a href="http://www.gnu.org/licenses/gpl-3.0.txt">GPLv3</a> license.</p></div>\n' + \
'</body>\n</html>'
htmlnav = '<body>\n<h1><div class="right innerlogo"><a href="/"><img src="/css/img/tuxrss.png"' + \
""" title="What's new today?"/></a>""" + \
'</div><a name="top"><a href="/">pyAggr3g470r - RSS Feed Reader</a></a></h1>\n<a' + \
' href="http://bitbucket.org/cedricbonhomme/pyaggr3g470r/" rel="noreferrer" target="_blank">' + \
'pyAggr3g470r (source code)</a>'
class Root:
def index(self):
"""
Main page containing the list of feeds and articles.
"""
html = htmlheader((self.nb_unread_articles and \
['(' + str(self.nb_unread_articles) +') '] or \
[""])[0])
html += htmlnav
html += self.create_right_menu()
html += """<div class="left inner">\n"""
if self.articles:
html += """<a href="/list_favorites/"><img src="/css/img/heart.png" title="Your favorites (%s)" /></a>\n""" % \
(self.nb_favorites,)
html += """<a href="/list_notification"><img src="/css/img/email.png" title="Active e-mail notifications (%s)" /></a>\n""" % \
(self.nb_mail_notifications,)
html += """<a href="/unread/All">Unread article(s): %s</a>\n""" % \
(self.nb_unread_articles,)
for rss_feed_id in self.feeds.keys():
html += """<h2><a name="%s"><a href="%s" rel="noreferrer"
target="_blank">%s</a></a>
<a href="%s" rel="noreferrer"
target="_blank"><img src="%s" width="28" height="28" /></a></h2>\n""" % \
(rss_feed_id, \
self.feeds[rss_feed_id][5].encode('utf-8'), \
self.feeds[rss_feed_id][3].encode('utf-8'), \
self.feeds[rss_feed_id][4].encode('utf-8'), \
self.feeds[rss_feed_id][2].encode('utf-8'))
# The main page display only 10 articles by feeds.
for article in self.articles[rss_feed_id][:10]:
if article[5] == "0":
# not readed articles are in bold
not_read_begin = "<b>"
not_read_end = "</b>"
else:
not_read_begin = ""
not_read_end = ""
if article[7] == "1":
like = """ <img src="/css/img/heart.png" title="I like this article!" />"""
else:
like = ""
html += article[1].encode('utf-8') + \
" - " + not_read_begin + \
"""<a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>""" % \
(rss_feed_id, article[0].encode('utf-8'), article[2].encode('utf-8')[:150]) + \
not_read_end + like + \
"<br />\n"
html += "<br />\n"
html += """<a href="/all_articles/%s">All articles</a> """ % (rss_feed_id,)
html += """ <a href="/mark_as_read/Feed_FromMainPage:%s">Mark all as read</a>""" % (rss_feed_id,)
if self.feeds[rss_feed_id][1] != 0:
html += """ <a href="/unread/%s" title="Unread article(s)"
>Unread article(s) (%s)</a>""" % (rss_feed_id, \
self.feeds[rss_feed_id][1])
if self.feeds[rss_feed_id][6] == "0":
html += """<br />\n<a href="/mail_notification/start:%s" title="By e-mail">Stay tuned</a>""" % (rss_feed_id,)
else:
html += """<br />\n<a href="/mail_notification/stop:%s" title="By e-mail">Stop staying tuned</a>""" % (rss_feed_id,)
html += """<h4><a href="/#top">Top</a></h4>"""
html += "<hr />\n"
html += htmlfooter
return html
index.exposed = True
def create_right_menu(self):
"""
Create the right menu.
"""
html = """<div class="right inner">\n"""
html += """<a href="/management/">Management</a><br />\n"""
html += """<a href="/fetch/">Fetch all feeds</a><br />\n"""
html += """<a href="/mark_as_read/All:">Mark articles as read</a>\n"""
html += """<form method=get action="/q/"><input type="text" name="querystring" value=""><input
type="submit" value="Search"></form>\n"""
html += "<hr />\n"
html += self.create_list_of_feeds()
html += "</div>\n"
return html
def create_list_of_feeds(self):
"""
Create the list of feeds.
"""
html = """<div class="nav_container">Your feeds (%s):<br />\n""" % len(self.articles.keys())
for rss_feed_id in self.feeds.keys():
if self.feeds[rss_feed_id][1] != 0:
# not readed articles are in bold
not_read_begin = "<b>"
not_read_end = "</b>"
else:
not_read_begin = ""
not_read_end = ""
html += """<div><a href="/#%s">%s</a> (<a href="/unread/%s"
title="Unread article(s)">%s%s%s</a> / %s)</div>""" % \
(rss_feed_id.encode('utf-8'), \
self.feeds[rss_feed_id][3].encode('utf-8'), \
rss_feed_id, not_read_begin, \
self.feeds[rss_feed_id][1], not_read_end, \
self.feeds[rss_feed_id][0])
return "</div>" + html
def management(self, word_size=6):
"""
Management of articles.
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">\n"""
html += "<h1>Add Feeds</h1>\n"
html += """<form method=get action="/add_feed/"><input type="text" name="url" value="">\n<input
type="submit" value="OK"></form>\n"""
if self.articles:
html += "<h1>Delete Feeds</h1>\n"
html += """<form method=get action="/remove_feed/"><select name="feed_id">\n"""
for feed_id in self.feeds.keys():
html += """\t<option value="%s">%s</option>\n""" % \
(feed_id, self.feeds[feed_id][3].encode('utf-8'))
html += """</select><input type="submit" value="OK"></form>\n"""
html += """<p>Active e-mail notifications: <a href="/list_notification">%s</a></p>\n""" % \
(self.nb_mail_notifications,)
html += """<p>You like <a href="/list_favorites/">%s</a> article(s).</p>\n""" % \
(self.nb_favorites, )
html += "<hr />\n"
html += """<p>The database contains a total of %s article(s) with
<a href="/unread/All">%s unread article(s)</a>.<br />""" % \
(self.nb_articles, self.nb_unread_articles)
html += """Database: %s.\n<br />Size: %s bytes.</p>\n""" % \
(os.path.abspath(utils.sqlite_base), os.path.getsize(utils.sqlite_base))
html += """<form method=get action="/fetch/">\n<input
type="submit" value="Fetch all feeds"></form>\n"""
html += """<form method=get action="/drop_base">\n<input
type="submit" value="Delete all articles"></form>\n"""
html += "<h1>Export articles</h1>"
html += """<form method=get action="/export/"><select name="export_method">\n"""
html += """\t<option value="export_HTML" selected='selected'>HTML</option>\n"""
html += """\t<option value="export_TXT">Text</option>\n"""
html += """</select><input type="submit" value="Export"></form>\n"""
html += "<hr />\n"
if self.articles:
self.top_words = utils.top_words(self.articles, n=50, size=int(word_size))
html += "<h1>Statistics</h1>\n<br />\n"
if "oice" not in utils.IMPORT_ERROR:
nb_french = 0
nb_english = 0
for rss_feed_id in self.articles.keys():
for article in self.articles[rss_feed_id]:
if article[6] == 'french':
nb_french += 1
elif article[6] == 'english':
nb_english += 1
nb_other = self.nb_articles - nb_french - nb_english
html += "Minimum size of a word: "
html += """<form method=get action="/management/"><select name="word_size">\n"""
for size in range(1, 16):
if size == int(word_size):
select = " selected='selected'"
else:
select = ""
html += """\t<option value="%s" %s>%s</option>\n""" % (size, select, size)
html += """</select><input type="submit" value="OK"></form>\n"""
html += "<br /><h3>Tag cloud</h3>\n"
html += '<div style="width: 35%; overflow:hidden; text-align: justify">' + \
utils.tag_cloud(self.top_words) + '</div>'
html += "<br /><h3>Languages</h3>\n"
if "oice" in utils.IMPORT_ERROR:
html += "Install the module "
html += """<a href="http://pypi.python.org/pypi/oice.langdet/">oice.langdet</a>"""
else:
html += "<ul>\n"
for language in ['english', 'french', 'other']:
html += """\t<li>%s articles in <a href="/language/%s">%s</a></li>\n""" % \
(locals()["nb_"+language], language, language)
html += "</ul>\n<br />"
html += "<hr />\n"
html += htmlfooter
return html
management.exposed = True
def q(self, querystring=None):
"""
Search for a feed. Simply search for the string 'querystring'
in the description of the article.
"""
param, _, value = querystring.partition(':')
feed_id = None
if param == "Feed":
feed_id, _, querystring = value.partition(':')
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
html += """<h1>Articles containing the string <i>%s</i></h1><br />""" % (querystring,)
if feed_id is not None:
for article in self.articles[rss_feed_id]:
article_content = utils.clear_string(article[4].encode('utf-8'))
if not article_content:
utils.clear_string(article[2].encode('utf-8'))
if querystring.lower() in article_content.lower():
if article[5] == "0":
# not readed articles are in bold
not_read_begin = "<b>"
not_read_end = "</b>"
else:
not_read_begin = ""
not_read_end = ""
html += article[1].encode('utf-8') + \
" - " + not_read_begin + \
"""<a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>""" % \
(feed_id, article[0].encode('utf-8'), article[2].encode('utf-8')) + \
not_read_end
else:
for rss_feed_id in self.articles.keys():
for article in self.articles[rss_feed_id]:
article_content = utils.clear_string(article[4].encode('utf-8'))
if not article_content:
utils.clear_string(article[2].encode('utf-8'))
if querystring.lower() in article_content.lower():
if article[5] == "0":
# not readed articles are in bold
not_read_begin = "<b>"
not_read_end = "</b>"
else:
not_read_begin = ""
not_read_end = ""
html += article[1].encode('utf-8') + \
" - " + not_read_begin + \
"""<a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>""" % \
(rss_feed_id, article[0].encode('utf-8'), article[2].encode('utf-8')) + \
not_read_end + """ from <i><a href="%s">%s</a></i><br />\n""" % \
(self.feeds[rss_feed_id][5].encode('utf-8'), \
self.feeds[rss_feed_id][3].encode('utf-8'))
html += "<hr />"
html += htmlfooter
return html
q.exposed = True
def fetch(self):
"""
Fetch all feeds
"""
feed_getter = feedgetter.FeedGetter()
feed_getter.retrieve_feed()
return self.index()
fetch.exposed = True
def description(self, param):
"""
Display the description of an article in a new Web page.
"""
try:
feed_id, article_id = param.split(':')
except:
return self.error_page("Bad URL")
try:
articles_list = self.articles[feed_id]
except KeyError:
return self.error_page("This feed do not exists.")
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
for article in articles_list:
if article_id == article[0]:
try:
os.makedirs("./var/qrcode/")
except OSError:
pass
if not os.path.isfile("./var/qrcode/"+article_id+".png"):
# QR code generation
try:
qr = PyQRNative.QRCode(6, PyQRNative.QRErrorCorrectLevel.L)
qr.addData(article[3])
qr.make()
im = qr.makeImage()
im.save("./var/qrcode/"+article_id+".png", format='png')
except Exception, e:
# Code length overflow
print e
if article[5] == "0":
self.mark_as_read("Article:"+article[3]) # update the database
html += """<h1><i>%s</i> from <a href="/all_articles/%s">%s</a></h1>\n<br />\n""" % \
(article[2].encode('utf-8'), feed_id, \
self.feeds[feed_id][3].encode('utf-8'))
if article[7] == "1":
html += """<a href="/like/no:%s:%s"><img src="/css/img/heart.png" title="I like this article!" /></a>""" % \
(feed_id, article_id)
else:
html += """<a href="/like/yes:%s:%s"><img src="/css/img/heart_open.png" title="Click if you like this article." /></a>""" % \
(feed_id, article_id)
html += """ <a href="/delete_article/%s:%s"><img src="/css/img/cross.png" title="Delete this article" /></a>""" % \
(feed_id, article_id)
html += "<br /><br />"
description = article[4].encode('utf-8')
if description:
html += description
else:
html += "No description available."
html += "\n<hr />\n"
html += """This article seems to be written in <a href="/language/%s">%s</a>.\n""" % \
(article[6], article[6])
html += """<br />\n<a href="/plain_text/%s:%s">Plain text</a>\n""" % \
(feed_id, article_id)
html += """<br />\n<a href="%s">Complete story</a>\n<br />\n""" % \
(article[3].encode('utf-8'),)
# Share this article:
# on Buzz
html += """<a href="http://www.google.com/buzz/post?url=%s&message=%s"
rel="noreferrer" target="_blank">\n
<img src="/css/img/buzz.png" title="Share on Google Buzz" /></a> """ % \
(article[3].encode('utf-8'), article[2].encode('utf-8'))
# on delicious
html += """<a href="http://delicious.com/post?url=%s&title=%s"
rel="noreferrer" target="_blank">\n
<img src="/css/img/delicious.png" title="Share on del.iciou.us" /></a> """ % \
(article[3].encode('utf-8'), article[2].encode('utf-8'))
# on Digg
html += """<a href="http://digg.com/submit?url=%s&title=%s"
rel="noreferrer" target="_blank">\n
<img src="/css/img/digg.png" title="Share on Digg" /></a> """ % \
(article[3].encode('utf-8'), article[2].encode('utf-8'))
# on reddit
html += """<a href="http://reddit.com/submit?url=%s&title=%s"
rel="noreferrer" target="_blank">\n
<img src="/css/img/reddit.png" title="Share on reddit" /></a> """ % \
(article[3].encode('utf-8'), article[2].encode('utf-8'))
# on Scoopeo
html += """<a href="http://scoopeo.com/scoop/new?newurl=%s&title=%s"
rel="noreferrer" target="_blank">\n
<img src="/css/img/scoopeo.png" title="Share on Scoopeo" /></a> """ % \
(article[3].encode('utf-8'), article[2].encode('utf-8'))
# on Blogmarks
html += """<a href="http://blogmarks.net/my/new.php?url=%s&title=%s"
rel="noreferrer" target="_blank">\n
<img src="/css/img/blogmarks.png" title="Share on Blogmarks" /></a>""" % \
(article[3].encode('utf-8'), article[2].encode('utf-8'))
html += """<br />\n<a title="Share on Google Buzz" class="google-buzz-button" href="http://www.google.com/buzz/post" data-button-style="normal-count" data-url="%s"></a><script type="text/javascript" src="http://www.google.com/buzz/api/button.js"></script>""" % \
(article[3].encode('utf-8'),)
html += """<br />\n<img src="/var/qrcode/%s.png" title="Share with your smartphone" />""" % \
(article_id,)
break
html += "<hr />\n" + htmlfooter
return html
description.exposed = True
def all_articles(self, feed_id):
"""
Display all articles of a feed.
"""
try:
articles_list = self.articles[feed_id]
except KeyError:
return self.error_page("This feed do not exists.")
html = htmlheader()
html += htmlnav
html += """<div class="right inner">\n"""
html += """<a href="/mark_as_read/Feed:%s">Mark all articles from this feed as read</a>""" % (feed_id,)
html += """<br />\n<form method=get action="/q/Feed"><input type="text" name="Feed:%s:querystring" value=""><input
type="submit" value="Search this feed"></form>\n""" % (feed_id,)
html += "<hr />\n"
html += self.create_list_of_feeds()
html += """</div> <div class="left inner">"""
html += """<h1>Articles of the feed <i>%s</i></h1><br />""" % (self.feeds[feed_id][3].encode('utf-8'))
for article in articles_list:
if article[5] == "0":
# not readed articles are in bold
not_read_begin = "<b>"
not_read_end = "</b>"
else:
not_read_begin = ""
not_read_end = ""
if article[7] == "1":
like = """ <img src="/css/img/heart.png" title="I like this article!" />"""
else:
like = ""
html += article[1].encode('utf-8') + \
" - " + not_read_begin + \
"""<a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>""" % \
(feed_id, article[0].encode('utf-8'), \
utils.clear_string(article[2].encode('utf-8'))) + \
not_read_end + like + \
"<br />\n"
html += """\n<h4><a href="/">All feeds</a></h4>"""
html += "<hr />\n"
html += htmlfooter
return html
all_articles.exposed = True
def unread(self, feed_id):
"""
Display all unread articles of a feed.
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
if feed_id == "All":
html += "<h1>Unread article(s)</h1>"
for rss_feed_id in self.feeds.keys():
for article in self.articles[rss_feed_id]:
if article[5] == "0":
html += article[1].encode('utf-8') + \
""" - <a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>
from <i><a href="%s">%s</a></i><br />\n""" % \
(rss_feed_id, article[0].encode('utf-8'), \
article[2].encode('utf-8'), \
self.feeds[rss_feed_id][5].encode('utf-8'), \
self.feeds[rss_feed_id][3].encode('utf-8'))
html += """<hr />\n<a href="/mark_as_read/All:">Mark articles as read</a>\n"""
else:
try:
articles_list = self.articles[feed_id]
except KeyError:
return self.error_page("This feed do not exists.")
html += """<h1>Unread article(s) of the feed <a href="/all_articles/%s">%s</a></h1>
<br />""" % (feed_id, self.feeds[feed_id][3].encode('utf-8'))
for article in articles_list:
if article[5] == "0":
html += article[1].encode('utf-8') + \
""" - <a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>""" % \
(feed_id, article[0].encode('utf-8'), article[2].encode('utf-8')) + \
"<br />\n"
html += """<hr />\n<a href="/mark_as_read/Feed:%s">Mark all as read</a>""" % (feed_id,)
html += """\n<h4><a href="/">All feeds</a></h4>"""
html += "<hr />\n"
html += htmlfooter
return html
unread.exposed = True
def language(self, lang):
"""
Display articles by language.
"""
if lang not in ['english', 'french', 'other']:
return self.error_page('This language is not supported.')
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
html += """<h1>Article(s) written in %s</h1>\n<br />\n""" % (lang,)
if "oice" not in utils.IMPORT_ERROR:
for rss_feed_id in self.articles.keys():
for article in self.articles[rss_feed_id]:
if article[6] == lang:
html += article[1].encode('utf-8') + \
""" - <a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>
from <i><a href="%s">%s</a></i><br />\n""" % \
(rss_feed_id, article[0].encode('utf-8'), article[2].encode('utf-8'), \
self.feeds[rss_feed_id][5].encode('utf-8'), \
self.feeds[rss_feed_id][3].encode('utf-8'))
else:
html += "Install the module "
html += """<a href="http://pypi.python.org/pypi/oice.langdet/">oice.langdet</a>"""
html += "<hr />\n"
html += htmlfooter
return html
language.exposed = True
def plain_text(self, target):
"""
Display an article in plain text (without HTML tags).
"""
try:
feed_id, article_id = target.split(':')
except:
return self.error_page("This article do not exists.")
try:
articles_list = self.articles[feed_id]
except KeyError:
return self.error_page("This feed do not exists.")
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
feed_id, article_id = target.split(':')
for article in articles_list:
if article_id == article[0]:
html += """<h1><i>%s</i> from <a href="/all_articles/%s">%s</a></h1>\n<br />\n"""% \
(article[2].encode('utf-8'), feed_id, \
self.feeds[feed_id][3].encode('utf-8'))
description = utils.clear_string(article[4].encode('utf-8'))
if description:
html += description
else:
html += "No description available."
html += "\n<hr />\n" + htmlfooter
return html
plain_text.exposed = True
def error_page(self, message):
"""
Display a message (bad feed id, bad article id, etc.)
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
html += """%s""" % message
html += "\n<hr />\n" + htmlfooter
return html
error_page.exposed = True
def mark_as_read(self, target):
"""
Mark one (or more) article(s) as read by setting the value of the field
'article_readed' of the SQLite database to 1.
"""
param, _, identifiant = target.partition(':')
try:
LOCKER.acquire()
conn = sqlite3.connect(utils.sqlite_base, isolation_level = None)
c = conn.cursor()
# Mark all articles as read.
if param == "All":
c.execute("UPDATE articles SET article_readed=1 WHERE article_readed='0'")
# Mark all articles from a feed as read.
elif param == "Feed" or param == "Feed_FromMainPage":
c.execute("UPDATE articles SET article_readed=1 WHERE article_readed='0' AND feed_link='" + \
self.feeds[identifiant][4].encode('utf-8') + "'")
# Mark an article as read.
elif param == "Article":
c.execute("UPDATE articles SET article_readed=1 WHERE article_link='" + \
identifiant + "'")
conn.commit()
c.close()
except Exception:
self.error_page("Impossible to mark this article as read (database error).")
finally:
LOCKER.release()
if param == "All" or param == "Feed_FromMainPage":
return self.index()
elif param == "Feed":
return self.all_articles(identifiant)
mark_as_read.exposed = True
def list_notification(self):
"""
List all active e-mail notifications.
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
html += "<h1>You are receiving e-mails for the following feeds:</h1>\n"
for rss_feed_id in self.feeds.keys():
if self.feeds[rss_feed_id][6] == "1":
html += """\t<a href="/all_articles/%s">%s</a> - <a href="/mail_notification/stop:%s">Stop</a><br />\n""" % \
(rss_feed_id, self.feeds[rss_feed_id][3].encode('utf-8'), rss_feed_id)
html += """<p>Notifications are sent to: <a href="mail:%s">%s</a></p>""" % \
(utils.mail_to, utils.mail_to)
html += "\n<hr />\n" + htmlfooter
return html
list_notification.exposed = True
def mail_notification(self, param):
"""
Enable or disable to notifications of news for a feed.
"""
try:
action, feed_id = param.split(':')
except:
return self.error_page("Bad URL")
if feed_id not in self.feeds.keys():
return self.error_page("This feed do not exists.")
conn = sqlite3.connect(utils.sqlite_base, isolation_level = None)
c = conn.cursor()
if action == "start":
try:
c.execute("UPDATE feeds SET mail=1 WHERE feed_site_link='" +
self.feeds[feed_id][5].encode('utf-8') + "'")
except:
return self.error_page("Error")
else:
try:
c.execute("UPDATE feeds SET mail=0 WHERE feed_site_link='" +
self.feeds[feed_id][5].encode('utf-8') + "'")
except:
return self.error_page("Error")
conn.commit()
c.close()
return self.index()
mail_notification.exposed = True
def like(self, param):
"""
Mark or unmark an article as favorites.
"""
try:
action, feed_id, article_id = param.split(':')
except:
return self.error_page("Bad URL")
try:
articles_list = self.articles[feed_id]
except KeyError:
return self.error_page("This feed do not exists.")
for article in articles_list:
if article_id == article[0]:
try:
conn = sqlite3.connect(utils.sqlite_base, isolation_level = None)
c = conn.cursor()
# Mark all articles as read.
if action == "yes":
c.execute("UPDATE articles SET like=1 WHERE article_link='" + \
article[3] + "'")
if action == "no":
c.execute("UPDATE articles SET like=0 WHERE article_link='" + \
article[3] + "'")
conn.commit()
c.close()
except Exception:
self.error_page("Impossible to like/dislike this article (database error).")
break
return self.description(feed_id+":"+article_id)
like.exposed = True
def list_favorites(self):
"""
List of favorites articles
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
html += "<h1>Your favorites articles</h1>"
for rss_feed_id in self.feeds.keys():
for article in self.articles[rss_feed_id]:
if article[7] == "1":
html += article[1].encode('utf-8') + \
""" - <a href="/description/%s:%s" rel="noreferrer" target="_blank">%s</a>
from <i><a href="%s">%s</a></i><br />\n""" % \
(rss_feed_id, article[0].encode('utf-8'), article[2].encode('utf-8'), \
self.feeds[rss_feed_id][5].encode('utf-8'), \
self.feeds[rss_feed_id][3].encode('utf-8'))
html += "<hr />\n"
html += htmlfooter
return html
list_favorites.exposed = True
def add_feed(self, url):
"""
Add a new feed with the URL of a page.
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
# search the feed in the HTML page with BeautifulSoup
feed_url = utils.search_feed(url)
if feed_url is None:
self.error_page("Impossible to find a feed at this URL.")
# if a feed exists
else:
result = utils.add_feed(feed_url)
# if the feed is not already in the file feed.lst
if result is False:
html += "<p>You are already following this feed!</p>"
else:
html += """<p>Feed added. You can now <a href="/fetch/">fetch your feeds</a>.</p>"""
html += "<br />"
html += """<a href="/management/">Back to the management page.</a><br />\n"""
html += "<hr />\n"
html += htmlfooter
return html
add_feed.exposed = True
def remove_feed(self, feed_id):
"""
Remove a feed from the file feed.lst and from the SQLite base.
"""
html = htmlheader()
html += htmlnav
html += """<div class="left inner">"""
if feed_id in self.feeds.keys():
utils.remove_feed(self.feeds[feed_id][4])
html += """<p>All articles from the feed <i>%s</i> are now removed from the base.</p><br />""" % \
(self.feeds[feed_id][3].encode('utf-8'),)
else:
return self.error_page("This feed do not exists.")
html += """<a href="/management/">Back to the management page.</a><br />\n"""
html += "<hr />\n"
html += htmlfooter
return html
remove_feed.exposed = True
def delete_article(self, param):
"""
Delete an article.
"""
try:
feed_id, article_id = param.split(':')
articles_list = self.articles[feed_id]
except:
return self.error_page("This article do not exists.")
for article in articles_list:
if article_id == article[0]:
try:
conn = sqlite3.connect(utils.sqlite_base, isolation_level = None)
c = conn.cursor()
c.execute("DELETE FROM articles WHERE article_link='" + article[3] +"'")
conn.commit()
c.close()
except Exception, e:
return e
return self.index()
delete_article.exposed = True
def drop_base(self):
"""
Delete all articles
"""
utils.drop_base()
return self.management()
drop_base.exposed = True
def export(self, export_method):
"""
Export articles stored in the SQLite database in text files.
"""
for rss_feed_id in self.feeds.keys():
folder = utils.path + "var/export/" + self.feeds[rss_feed_id][3]
folder = folder.replace(' ', '_')
try:
os.makedirs(folder)
except OSError:
return self.error_page(utils.path + "var/export/"+" already exists.\nYou should delete this folder.")
for article in self.articles[rss_feed_id]:
try:
if export_method == "export_HTML":
name = folder + "/" + article[1]+ ".html"
f = open(name.replace(' ', '_'), "w")
content = htmlheader()
content += "<h1>" + article[2].encode('utf-8') + "</h1><br />"
content += article[4].encode('utf-8')
content += "<hr />\n"
content += htmlfooter
elif export_method == "export_TXT":
name = folder + "/" + article[1] + ".txt"
f = open(name.replace(' ', '_'), "w")
content = "Title: " + article[2].encode('utf-8') + "\n\n\n"
content += utils.clear_string(article[4].encode('utf-8'))
f.write(content)
except IOError:
pass
finally:
f.close()
return self.management()
export.exposed = True
def update(self, path=None, event = None):
"""
Synchronizes transient objects (dictionary of feed and articles)
with the database.
Called when a changes in the database is detected.
"""
self.articles, self.feeds = utils.load_feed()
self.nb_articles = sum([feed[0] for feed in self.feeds.values()])
self.nb_unread_articles = sum([feed[1] for feed in self.feeds.values()])
self.nb_mail_notifications = len([feed for feed in self.feeds.values() \
if feed[6] == "1"])
self.nb_favorites = sum([len([article for article in self.articles[feed_id] \
if article[7] == "1"]) \
for feed_id in self.feeds.keys()])
if self.articles != {}:
print "Base (%s) loaded" % utils.sqlite_base
else:
print "Base (%s) empty!" % utils.sqlite_base
def watch_base(self):
"""Monitor a file.
Detect the changes in base of feeds.
When a change is detected, reload the base.
"""
mon = gamin.WatchMonitor()
time.sleep(10)
mon.watch_file(utils.sqlite_base, self.update)
ret = mon.event_pending()
try:
print "Watching %s" % utils.sqlite_base
while True:
ret = mon.event_pending()
if ret > 0:
print "The base of feeds (%s) has changed.\nReloading..." % utils.sqlite_base
ret = mon.handle_one_event()
time.sleep(1)
except KeyboardInterrupt:
pass
print "Stop watching", sqlite_base
mon.stop_watch(sqlite_base)
del mon
def watch_base_classic(self):
"""
Monitor the base of feeds if the module gamin is not
installed.
"""
time.sleep(10)
old_time = 0
try:
print "Watching %s" % utils.sqlite_base
while True:
time.sleep(1)
# simple test (date of last modification: getmtime)
if os.path.getmtime(utils.sqlite_base) != old_time:
print "The base of feeds (%s) has changed.\nReloading..." % utils.sqlite_base
self.update()
old_time = os.path.getmtime(utils.sqlite_base)
except KeyboardInterrupt:
pass
print "Stop watching", utils.sqlite_base
if __name__ == '__main__':
# Point of entry in execution mode
LOCKER = threading.Lock()
root = Root()
if not os.path.isfile(utils.sqlite_base):
# create the SQLite base if not exists
utils.create_base()
# load the informations from base in memory
root.update()
# launch the available base monitoring method (gamin or classic)
try:
import gamin
thread_watch_base = threading.Thread(None, root.watch_base, None, ())
except:
print "The gamin module is not installed."
print "The base of feeds will be monitored with the simple method."
thread_watch_base = threading.Thread(None, root.watch_base_classic, None, ())
thread_watch_base.setDaemon(True)
thread_watch_base.start()
cherrypy.quickstart(root, config=path)
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