]> git.wh0rd.org Git - tt-rss.git/blob - feedlist.js
async headlines_callback fixes
[tt-rss.git] / feedlist.js
1 //var xmlhttp = Ajax.getTransport();
2
3 var _feed_cur_page = 0;
4 var _infscroll_disable = 0;
5
6 function viewCategory(cat) {
7         active_feed_is_cat = true;
8         viewfeed(cat, '', true);
9         return false;
10 }
11
12 function feedlist_callback() {
13         if (xmlhttp.readyState == 4) {
14                 feedlist_callback2(xmlhttp);
15         }
16 }
17
18 function feedlist_callback2(transport) {
19         try {
20                 debug("feedlist_callback2");
21                 var f = document.getElementById("feeds-frame");
22                 f.innerHTML = transport.responseText;
23                 feedlist_init();
24         } catch (e) {
25                 exception_error("feedlist_callback2", e);
26         }
27 }
28
29 function viewNextFeedPage() {
30         try {
31                 if (!getActiveFeedId()) return;
32
33                 notify_progress("Loading, please wait...");
34
35                 viewfeed(getActiveFeedId(), undefined, undefined, undefined,
36                         undefined, _feed_cur_page+1);
37
38         } catch (e) {
39                 exception_error(e, "viewFeedGoPage");
40         }
41 }
42
43 function viewfeed(feed, subop, is_cat, subop_param, skip_history, offset) {
44         try {
45
46 //              if (!offset) page_offset = 0;
47
48                 var page_offset = 0;
49
50                 if (offset > 0) {
51                         page_offset = offset;
52                 } else {
53                         page_offset = 0;
54                         _feed_cur_page = 0;
55                         _infscroll_disable = 0;
56                 }
57
58                 if (getActiveFeedId() != feed) {
59                         _feed_cur_page = 0;
60                         active_post_id = 0;
61                         _infscroll_disable = 0;
62                 }
63
64                 enableHotkeys();
65
66                 closeInfoBox();
67
68                 Form.enable("main_toolbar_form");
69
70                 var toolbar_form = document.forms["main_toolbar_form"];
71                 var toolbar_query = Form.serialize("main_toolbar_form");
72
73                 if (document.forms["main_toolbar_form"].query) {
74                         toolbar_form.query.value = "";
75                 }
76
77                 var query = "backend.php?op=viewfeed&feed=" + feed + "&" +
78                         toolbar_query + "&subop=" + param_escape(subop);
79
80                 if (document.getElementById("search_form")) {
81                         var search_query = Form.serialize("search_form");
82                         query = query + "&" + search_query;
83                         closeInfoBox(true);
84                 }
85
86 //              debug("IS_CAT_STORED: " + activeFeedIsCat() + ", IS_CAT: " + is_cat);
87
88                 if (subop == "MarkAllRead") {
89
90                         var feedlist = document.getElementById('feedList');
91                         
92                         var next_unread_feed = getRelativeFeedId(feedlist,
93                                         feed, "next", true);
94
95                         if (!next_unread_feed) {
96                                 next_unread_feed = getRelativeFeedId(feedlist,
97                                         -3, "next", true);
98                         }
99
100                         var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
101
102                         if (next_unread_feed && show_next_feed && !activeFeedIsCat()) {
103                                 query = query + "&nuf=" + param_escape(next_unread_feed);
104                                 setActiveFeedId(next_unread_feed);
105                         }
106                 }
107
108                 if (is_cat) {
109                         query = query + "&cat=1";
110                 }
111
112                 if (page_offset != 0) {
113                         query = query + "&skip=" + page_offset;
114                 }
115
116                 var date = new Date();
117                 var timestamp = Math.round(date.getTime() / 1000);
118                 query = query + "&ts=" + timestamp
119                 
120                 disableContainerChildren("headlinesToolbar", false);
121                 Form.enable("main_toolbar_form");
122
123                 debug(query);
124
125 /*              var container = document.getElementById("headlines-frame");
126
127                 container.innerHTML = "<div class=\"loadingPrompt\"><img src=\"images/indicator_white.gif\">&nbsp;" +
128                         "Loading, please wait...</div>"; */
129
130                 // for piggybacked counters
131
132                 if (tagsAreDisplayed()) {
133                         query = query + "&omode=lt";
134                 } else {
135                         query = query + "&omode=flc";
136                 }
137
138                 if (!page_offset) {
139                         notify_progress("Loading, please wait...", true);
140                 }
141
142 //              xmlhttp.abort();
143
144 /*              if (xmlhttp_ready(xmlhttp)) {
145                         xmlhttp.open("GET", query, true);
146                         xmlhttp.onreadystatechange=headlines_callback;
147                         xmlhttp.send(null);
148                 } else {
149                         debug("xmlhttp busy (@feeds)");
150                 }  */
151
152                 new Ajax.Request(query, {
153                         asynchronous: page_offset == 0,
154                         onComplete: function(transport) { 
155                                 headlines_callback2(transport, feed, is_cat, page_offset); 
156                         } });
157
158         } catch (e) {
159                 exception_error("viewfeed", e);
160         }               
161 }
162
163 function toggleCollapseCat_af(effect) {
164         //var caption = elem.id.replace("FCATLIST-", "");
165
166         try {
167
168                 var elem = effect.element;
169                 var cat = elem.id.replace("FCATLIST-", "");
170                 var cap = document.getElementById("FCAP-" + cat);
171         
172                 if (Element.visible(elem)) {
173                         cap.innerHTML = cap.innerHTML.replace("...", "");
174                 } else {
175                         if (cap.innerHTML.lastIndexOf("...") != cap.innerHTML.length-3) {
176                                 cap.innerHTML = cap.innerHTML + "...";
177                         }
178                 }
179
180         } catch (e) {
181                 exception_error("toggleCollapseCat_af", e);
182         }
183 }
184
185 function toggleCollapseCat(cat) {
186         try {
187                 if (!xmlhttp_ready(xmlhttp)) {
188                         printLockingError();
189                         return;
190                 }
191         
192                 var cat_elem = document.getElementById("FCAT-" + cat);
193                 var cat_list = document.getElementById("FCATLIST-" + cat).parentNode;
194                 var caption = document.getElementById("FCAP-" + cat);
195                 
196 /*              if (cat_list.className.match("invisible")) {
197                         cat_list.className = "";
198                         caption.innerHTML = caption.innerHTML.replace("...", "");
199                         if (cat == 0) {
200                                 setCookie("ttrss_vf_uclps", "0");
201                         }
202                 } else {
203                         cat_list.className = "invisible";
204                         caption.innerHTML = caption.innerHTML + "...";
205                         if (cat == 0) {
206                                 setCookie("ttrss_vf_uclps", "1");
207                         } 
208
209                 } */
210
211                 if (cat == 0) {
212                         if (Element.visible("FCATLIST-" + cat)) {
213                                 setCookie("ttrss_vf_uclps", "1");
214                         } else {
215                                 setCookie("ttrss_vf_uclps", "0");
216                         }
217                 } 
218
219                 if (cat == -2) {
220                         if (Element.visible("FCATLIST-" + cat)) {
221                                 setCookie("ttrss_vf_lclps", "1");
222                         } else {
223                                 setCookie("ttrss_vf_lclps", "0");
224                         }
225                 } 
226
227                 if (cat == -1) {
228                         if (Element.visible("FCATLIST-" + cat)) {
229                                 setCookie("ttrss_vf_vclps", "1");
230                         } else {
231                                 setCookie("ttrss_vf_vclps", "0");
232                         }
233                 } 
234
235                 Effect.toggle('FCATLIST-' + cat, 'blind', { duration: 0.5,
236                         afterFinish: toggleCollapseCat_af });
237
238                 new Ajax.Request("backend.php?op=feeds&subop=collapse&cid=" + 
239                         param_escape(cat));
240
241         } catch (e) {
242                 exception_error("toggleCollapseCat", e);
243         }
244 }
245
246 function feedlist_init() {
247         try {
248 //              if (arguments.callee.done) return;
249 //              arguments.callee.done = true;           
250                 
251                 debug("in feedlist init");
252                 
253                 hideOrShowFeeds(document, getInitParam("hide_read_feeds") == 1);
254                 document.onkeydown = hotkey_handler;
255                 setTimeout("timeout()", 0);
256
257                 debug("about to remove splash, OMG!");
258
259                 var o = document.getElementById("overlay");
260
261                 if (o) {
262                         o.style.display = "none";
263                         debug("removed splash!");
264                 }
265
266                 if (typeof correctPNG != 'undefined') {
267                         correctPNG();
268                 }
269
270                 if (getActiveFeedId()) {
271                         debug("some feed is open on feedlist refresh, reloading");
272                         setTimeout("viewCurrentFeed()", 100);
273                 } else {
274                         setTimeout("viewfeed(-3)", 100);
275                 }
276
277         } catch (e) {
278                 exception_error("feedlist/init", e);
279         }
280 }