AddFeedDialog.py :  » RSS » PenguinTV » PenguinTV-4.1.0 » penguintv » Python Open Source

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Python Open Source » RSS » PenguinTV 
PenguinTV » PenguinTV 4.1.0 » penguintv » AddFeedDialog.py
# Written by Owen Williams
# see LICENSE for license information

import gtk
#import urllib , urlparse loaded as needed
import socket
import gettext
import os.path
import traceback
import sys
import logging

#loaded as needed
#import feedparser
import HTMLParser 

import utils
import AddFeedUtils
from ptvDB import FF_NOAUTODOWNLOAD,FF_NOSEARCH,FF_NOAUTOEXPIRE,\
                  FF_NOTIFYUPDATES, FF_ADDNEWLINES, FF_MARKASREAD, \
                  FF_NOKEEPDELETED
import LoginDialog
if utils.HAS_PYXML:
  import itunes

_=gettext.gettext

class AddFeedDialog:
  def __init__(self,xml,app):
    self._xml = xml
    self._app = app
    
    self._window = xml.get_widget("window_add_feed")
    if not utils.RUNNING_SUGAR and not utils.RUNNING_HILDON:
      self._window.set_transient_for(self._app.main_window.get_parent())
    for key in dir(self.__class__):
      if key[:3] == 'on_':
        self._xml.signal_connect(key, getattr(self,key))
    
    if not utils.RUNNING_SUGAR:
      self._edit_tags_widget = self._xml.get_widget("edit_tags_widget")
      self._feed_url_widget = self._xml.get_widget("feed_url")
    else:
      combo = self._xml.get_widget("feed_combo")
      self._feed_url_widget = combo.child
      combo.connect('changed', self.on_sugar_combo_changed)
      self._edit_tags_widget = None
    
  def extract_content(self):
    box = self._xml.get_widget('add_feed_box')
    box.unparent()
    box.show_all()
      
    self._window = None
    return box
        
  def show(self, autolocation=True):
    if utils.RUNNING_HILDON:
      self._window.resize(650,300)
      self._window.show_all()
      
    self._feed_url_widget.grab_focus()
    if self._window:
      self._window.show()
    self._feed_url_widget.set_text("")
    if autolocation:
      self.set_location_automatically()
    
    self._edit_tags_widget.set_text("")
    #if not utils.USE_TAGGING:
    #  l = self._xml.get_widget("add_feed_label")
    #  l.set_text(_("Please enter the URL of the feed you would like to add:"))
    #  self._xml.get_widget("tag_hbox").hide()
      
    if not utils.HAS_SEARCH:
      self._xml.get_widget('b_search').hide()
    if utils.RUNNING_SUGAR or not utils.HAS_STATUS_ICON:
      self._xml.get_widget('b_notifyupdates').hide()
  
  #ripped from straw
  def set_location_automatically(self):
    def _clipboard_cb(cboard, text, data=None):
      if text:
        if text.upper().startswith("FEED:") or \
           text.upper().startswith("HTTP"):
          self._feed_url_widget.set_text(text)
                    
    clipboard = gtk.clipboard_get(selection="CLIPBOARD")
    clipboard.request_text(_clipboard_cb, None)
  
  def set_location(self, url=""):
    self._feed_url_widget.set_text(url)
    
  #(olpc) Sugar-only
  def set_existing_feeds(self, existing_list):
    assert utils.RUNNING_SUGAR
    
    model = gtk.ListStore(int, str, str) #id, title, url
    
    combo = self._xml.get_widget("feed_combo")
    old_model = combo.get_model()
    
    for feed_id, title, url in existing_list:
      model.append([feed_id, title, url])
      
    combo.set_model(model)
    combo.set_text_column(1)
    
    del old_model
    
    
  def on_window_add_feed_delete_event(self, widget, event):
    if self._window:
      return self._window.hide_on_delete()
    
  def hide(self):
    self._feed_url_widget.set_text("")
    if self._window:
      self._window.hide()
    
  def finish(self):
    flags = 0
    if not utils.RUNNING_SUGAR:
      #reversed
      if not self._xml.get_widget('b_download').get_active():
        flags += FF_NOAUTODOWNLOAD
      #reversed
      if not self._xml.get_widget('b_search').get_active():
        flags += FF_NOSEARCH
      if self._xml.get_widget('b_notifyupdates').get_active():
        flags += FF_NOTIFYUPDATES
      if self._xml.get_widget('b_noautoexpire').get_active():
        flags += FF_NOAUTOEXPIRE
      if self._xml.get_widget('b_addnewlines').get_active():
        flags += FF_ADDNEWLINES
      if self._xml.get_widget('b_markasread').get_active():
        flags += FF_MARKASREAD
      if self._xml.get_widget('b_nokeepdeleted').get_active():
        flags += FF_NOKEEPDELETED
  
    tags=[]
    if len(self._edit_tags_widget.get_text()) > 0:
      for tag in self._edit_tags_widget.get_text().split(','):
        tags.append(tag.strip())
    url = self._feed_url_widget.get_text()
    if self._window:
      self._window.set_sensitive(False)
    while gtk.events_pending(): #make sure the sensitivity change goes through
      gtk.main_iteration()
    try:
      logging.debug("getting corrected url:")
      url,title = AddFeedUtils.correct_url(url, utils.get_glade_prefix())
      logging.debug("got: %s %s" % (url, title))
      if url is None:
        if self._window:
          self._window.set_sensitive(True)
        return
      feed_id = self._app.add_feed(url, title, tags)
      self._app.db.set_flags_for_feed(feed_id, flags)
    except AddFeedUtils.AuthorizationFailed:
      dialog = gtk.Dialog(title=_("Authorization Required"), parent=None, flags=gtk.DIALOG_MODAL, buttons=(gtk.STOCK_OK, gtk.RESPONSE_ACCEPT))
      label = gtk.Label(_("You must specify a valid username and password in order to add this feed."))
      dialog.vbox.pack_start(label, True, True, 0)
      label.show()
      response = dialog.run()
      dialog.hide()
      del dialog
      if self._window:
        self._window.set_sensitive(True)
      return
    except AddFeedUtils.AuthorizationCancelled:
      if self._window:
        self._window.set_sensitive(True)
      return
    except AddFeedUtils.BadFeedURL, e:
      logging.error(str(e))
      dialog = gtk.Dialog(title=_("No Feed in Page"), parent=None, flags=gtk.DIALOG_MODAL, buttons=(gtk.STOCK_OK, gtk.RESPONSE_ACCEPT))
      label = gtk.Label(_("PenguinTV couldn't find a feed in the web page you provided.\nYou will need to find the RSS feed link in the web page yourself.  Sorry."))
      dialog.vbox.pack_start(label, True, True, 0)
      label.show()
      response = dialog.run()
      dialog.hide()
      del dialog
      if self._window:
        self._window.set_sensitive(True)
      return
    #except:
    #  self._window.set_sensitive(True)
    #  return 

    if self._window:
      self._window.set_sensitive(True)
    if feed_id == -1:
      return #don't hide, give them a chance to try again.
    
    self.hide()
    
  def on_help_button_clicked(self, event):
     dialog = gtk.Dialog(title=_("Add Feed Help"), parent=None, flags=gtk.DIALOG_MODAL, buttons=(gtk.STOCK_OK, gtk.RESPONSE_ACCEPT))
    hbox = gtk.HBox()
    hbox.set_spacing(12)
    image = gtk.image_new_from_stock(gtk.STOCK_DIALOG_INFO, gtk.ICON_SIZE_DIALOG)
    hbox.pack_start(image, False, False, 12)
    label = gtk.Label(_("""Please enter the URL of the feed you would like to add.  Also enter any tags you would like to apply to this feed, separated by commas"""))
    label.set_line_wrap(True)
    hbox.pack_start(label, True, True, 0)
    dialog.vbox.pack_start(hbox, True, True, 0)
    dialog.show_all()
    dialog.resize(400,-1)
    response = dialog.run()
    dialog.hide()
    del dialog
        
  def on_button_ok_clicked(self,event):
    self.finish()
    
  def on_feed_url_activate(self, event):
    self.finish()
    
  def on_edit_tags_widget_activate(self, event):
    self.finish()
  
  def on_button_cancel_clicked(self,event):
    self.hide()
    
  def on_sugar_combo_changed(self, combo):
    model = combo.get_model()
    active = combo.get_active()
    
    if active == -1:
      return
    
    self._feed_url_widget.set_text(model[active][2])

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