vcs.maemo.org Git - feedingit/blob - src/FeedingIt-Web.py

   1 import BaseHTTPServer
   2 import sys
   3 from rss_sqlite import Listing
   4 from xml import sax
   5 from cgi import escape
   6 from re import sub
   7 from htmlentitydefs import name2codepoint
   8 from gconf import client_get_default
   9 from urllib2 import ProxyHandler
  10 from threading import Thread
  11 from os.path import isfile, isdir, exists
  12 from os import mkdir, remove, stat
  13
  14 CONFIGDIR = "/home/user/.feedingit/"
  15
  16 updatingFeeds = []
  17 #commands = [("addFeed","httpwww"), ("openFeed", "xxxx"), ("openArticle", ("feedid","artid"))]
  18 commands = []
  19
  20 def unescape(text):
  21     def fixup(m):
  22         text = m.group(0)
  23         if text[:2] == "&#":
  24             # character reference
  25             try:
  26                 if text[:3] == "&#x":
  27                     return unichr(int(text[3:-1], 16))
  28                 else:
  29                     return unichr(int(text[2:-1]))
  30             except ValueError:
  31                 pass
  32         else:
  33             # named entity
  34             try:
  35                 text = unichr(name2codepoint[text[1:-1]])
  36             except KeyError:
  37                 pass
  38         return text # leave as is
  39     return sub("&#?\w+;", fixup, text)
  40
  41 def sanitize(text):
  42     from cgi import escape
  43     return escape(text).encode('ascii', 'xmlcharrefreplace')
  44
  45 def start_server():
  46     global listing
  47     listing = Listing(CONFIGDIR)
  48     httpd = BaseHTTPServer.HTTPServer(("127.0.0.1", PORT), Handler)
  49     httpd.serve_forever()
  50
  51 class App():
  52     def addFeed(self, url):
  53         commands.append(("addFeed",url))
  54
  55     def getStatus(self):
  56         pass
  57
  58     def openFeed(self, key):
  59         cat = listing.getFeedCategory(key)
  60         commands.append( ("openFeed", cat, key) )
  61
  62     def OpenArticle(self, key, id):
  63         cat = listing.getFeedCategory(key)
  64         commands.append( ("openArticle", (cat, key, id)) )
  65
  66 class Download(Thread):
  67     def __init__(self, listing, keys):
  68         Thread.__init__(self)
  69         self.listing = listing
  70         self.keys = keys
  71
  72     def run (self):
  73         updateDbusHandler.UpdateStarted()
  74         for key in self.keys:
  75             print "Start update: %s" % key
  76             updatingFeeds.append(key)
  77             (use_proxy, proxy) = config.getProxy()
  78             try:
  79                 if use_proxy:
  80                         self.listing.updateFeed(key, proxy=proxy, imageCache=config.getImageCache() )
  81                 else:
  82                         self.listing.updateFeed(key, imageCache=config.getImageCache() )
  83             except:
  84                 print "Error updating feed: %s" %key
  85             updatingFeeds.remove(key)
  86             print "End update: %s" % key
  87         updateDbusHandler.UpdateFinished()
  88
  89 class Handler(BaseHTTPServer.BaseHTTPRequestHandler):
  90     def openTaskSwitch(self):
  91         import subprocess
  92         subprocess.Popen("dbus-send /com/nokia/hildon_desktop com.nokia.hildon_desktop.exit_app_view", shell=True)
  93
  94     def automaticUpdate(self):
  95         feeds = []
  96         for cat in listing.getListOfCategories():
  97             for feed in listing.getSortedListOfKeys("Manual", category=cat):
  98                 feeds.append(feed)
  99         print feeds
 100         download = Download(listing, feeds)
 101         download.start()
 102
 103     def getCommands(self):
 104
 105         commandXml = "<commands>"
 106         for item in commands:
 107             if item[0]=="addFeed":
 108                 commandXml += "<command c='addFeed'>%s</command>" %(sanitize(item[1]))
 109             if item[0]=="openFeed":
 110                 commandXml += "<command c='openFeed' cat='%s'>%s</command>" % (sanitize(item[1]), sanitize(item[2]) )
 111             if item[0]=="openArticle":
 112                 commandXml += "<command c='openArticle' cat='%s' key='%s'>%s</command>" %(sanitize(item[1], sanitize(item[2][0]), sanitize(item[2][1])) )
 113             commands.remove(item)
 114         commandXml += "</commands>"
 115         return commandXml
 116
 117     def getConfigXml(self):
 118         xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?><xml>"
 119         xml += "<hideReadFeed>True</hideReadFeed>"
 120         xml += "<hideReadArticles>True</hideReadArticles>"
 121         xml += "</xml>"
 122         return xml
 123
 124     def generateCategoryXml(self):
 125         xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?><xml>"
 126         for cat in listing.getListOfCategories():
 127             xml += "<category>"
 128             xml += "<catname>%s</catname>" %listing.getCategoryTitle(cat)
 129             xml += "<catid>%s</catid>" % cat
 130             xml += "</category>"
 131         xml += "</xml>"
 132         return xml
 133
 134     def fix_title(self, title):
 135         return escape(unescape(title).replace("<em>","").replace("</em>","").replace("<nobr>","").replace("</nobr>","").replace("<wbr>","").replace("&mdash;","-"))
 136
 137     def generateFeedsXml(self, catid):
 138         xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?><xml>"
 139         for key in listing.getSortedListOfKeys("Manual", category=catid):
 140             xml += "<feed>"
 141             xml += "<feedname>%s</feedname>" %listing.getFeedTitle(key)
 142             xml += "<feedid>%s</feedid>" %key
 143             xml += "<unread>%s</unread>" %listing.getFeedNumberOfUnreadItems(key)
 144             xml += "<updatedDate>%s</updatedDate>" %listing.getFeedUpdateTime(key)
 145             xml += "<icon>%s</icon>" %listing.getFavicon(key)
 146             if key in updatingFeeds:
 147                 xml += "<updating>True</updating>"
 148             else:
 149                 xml += "<updating>False</updating>"
 150             xml += "</feed>"
 151         xml += "</xml>"
 152         return xml
 153
 154     def generateArticlesXml(self, key, onlyUnread, markAllAsRead):
 155         feed = listing.getFeed(key)
 156         if markAllAsRead=="True":
 157             feed.markAllAsRead()
 158             listing.updateUnread(key)
 159             updateDbusHandler.ArticleCountUpdated()
 160         xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?><xml>"
 161         if onlyUnread == "False":
 162             onlyUnread = False
 163         for id in feed.getIds(onlyUnread):
 164             xml += "<article>"
 165             xml += "<title>%s</title>" %self.fix_title(feed.getTitle(id))
 166             xml += "<articleid>%s</articleid>" %id
 167             xml += "<unread>%s</unread>" %str(feed.isEntryRead(id))
 168             xml += "<updatedDate>%s</updatedDate>" %feed.getDateStamp(id)
 169             xml += "<path>%s</path>" %feed.getContentLink(id)
 170             xml += "</article>"
 171         xml += "</xml>"
 172         return xml
 173
 174     def do_GET(self):
 175         (req, sep, arg) = self.path.partition("?")
 176         request = req.split("/")
 177         arguments = {}
 178         if arg != "":
 179             args = arg.split("&")
 180             for arg in args:
 181                 ele = arg.split("=")
 182                 arguments[ele[0]] = ele[1]
 183         if request[1] == "categories":
 184             xml = self.generateCategoryXml()
 185         elif request[1] == "feeds":
 186             catid = request[2]
 187             xml = self.generateFeedsXml(catid)
 188         elif request[1] == "articles":
 189             key = request[2]
 190             onlyUnread = arguments.get("onlyUnread","False")
 191             markAllAsRead = arguments.get("markAllAsRead", "False")
 192             xml = self.generateArticlesXml(key, onlyUnread, markAllAsRead)
 193         elif request[1] == "html":
 194             key = request[2]
 195             article = request[3]
 196             feed = listing.getFeed(key)
 197             try:
 198                 file = open(feed.getContentLink(article))
 199                 html = file.read().replace("body", "body bgcolor='#ffffff'", 1)
 200                 file.close()
 201             except:
 202                 html = "<html><body>Error retrieving article</body></html>"
 203             self.send_response(200)
 204             self.send_header("Content-type", "text/html")
 205             self.end_headers()
 206             self.wfile.write(html)
 207             #listing.updateUnread(key)
 208             return
 209         elif request[1] == "isUpdating":
 210             xml = "<xml>"
 211             key = request[2]
 212             if (key in updatingFeeds) or ((key=="") and (len(updatingFeeds)>0)):
 213                 xml += "<updating>True</updating>"
 214             else:
 215                 xml += "<updating>False</updating>"
 216             xml += self.getCommands()
 217             xml += "</xml>"
 218         elif request[1] == "read":
 219             key = request[2]
 220             article = request[3]
 221             feed = listing.getFeed(key)
 222             feed.setEntryRead(article)
 223             listing.updateUnread(key)
 224             updateDbusHandler.ArticleCountUpdated()
 225             self.send_response(200)
 226             self.send_header("Content-type", "text/html")
 227             self.end_headers()
 228             self.wfile.write("OK")
 229             return
 230         elif request[1] == "config":
 231             xml = self.getConfigXml()
 232         elif request[1] == "home":
 233             file = open(self.path)
 234             self.send_response(200)
 235             self.send_header("Content-type", "text/html")
 236             self.end_headers()
 237             self.wfile.write(file.read())
 238             file.close()
 239             return
 240         elif request[1] == "task":
 241             self.openTaskSwitch()
 242             xml = "<xml>OK</xml>"
 243         elif request[1] == "deleteCat":
 244             key = request[2]
 245             listing.removeCategory(key)
 246             xml = "<xml>OK</xml>"
 247         elif request[1] == "deleteFeed":
 248             key = request[3]
 249             listing.removeFeed(key)
 250             xml = "<xml>OK</xml>"
 251         elif request[1] == "addFeed":
 252             cat = request[2]
 253             name = request[3]
 254             url = arguments.get("url","")
 255             listing.addFeed(name, url, category=cat)
 256             xml = "<xml>OK</xml>"
 257         elif request[1] == "updateFeed":
 258             key = request[2]
 259             download = Download(listing, [key,])
 260             download.start()
 261             xml = "<xml>OK</xml>"
 262         elif request[1]=="updateAll":
 263             self.automaticUpdate()
 264             updateDbusHandler.ArticleCountUpdated()
 265             xml = "<xml>OK</xml>"
 266         elif request[1] == "addCat":
 267             catName = request[2]
 268             listing.addCategory(catName)
 269             xml = "<xml>OK</xml>"
 270         else:
 271             self.send_error(404, "File not found")
 272             return
 273         self.send_response(200)
 274         self.send_header("Content-type", "text/xml")
 275         self.end_headers()
 276         self.wfile.write(xml.encode("utf-8"))
 277
 278 PORT = 8000
 279
 280 if not isdir(CONFIGDIR):
 281     try:
 282         mkdir(CONFIGDIR)
 283     except:
 284         print "Error: Can't create configuration directory"
 285         from sys import exit
 286         exit(1)
 287
 288 from config import Config
 289 config = Config(None,CONFIGDIR+"config.ini")
 290
 291 import thread
 292
 293 #print "serving at port", PORT
 294 thread.start_new_thread(start_server, ())
 295
 296 from feedingitdbus import ServerObject
 297 from updatedbus import UpdateServerObject, get_lock
 298 import gobject
 299 gobject.threads_init()
 300 import dbus.mainloop.glib
 301 dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
 302 app = App()
 303 dbusHandler = ServerObject(app)
 304 updateDbusHandler = UpdateServerObject(app)
 305 mainloop = gobject.MainLoop()
 306 mainloop.run()