]> git.wh0rd.org Git - tt-rss.git/blob - feedlist.js
misc exception handling improvements
[tt-rss.git] / feedlist.js
1 var xmlhttp = false;
2
3 /*@cc_on @*/
4 /*@if (@_jscript_version >= 5)
5 // JScript gives us Conditional compilation, we can cope with old IE versions.
6 // and security blocked creation of the objects.
7 try {
8         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
9 } catch (e) {
10         try {
11                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
12         } catch (E) {
13                 xmlhttp = false;
14         }
15 }
16 @end @*/
17
18 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
19         xmlhttp = new XMLHttpRequest();
20 }
21
22 function viewfeed(feed, skip, subop, doc) {
23         try {
24
25                 if (!doc) doc = parent.document;
26         
27                 enableHotkeys();
28         
29                 var searchbox = doc.getElementById("searchbox");
30         
31                 if (searchbox) {
32                         search_query = searchbox.value;
33                 } else {
34                         search_query = "";
35                 } 
36         
37                 var searchmodebox = doc.getElementById("searchmodebox");
38         
39                 var search_mode;
40                 
41                 if (searchmodebox) {
42                         search_mode = searchmodebox[searchmodebox.selectedIndex].text;
43                 } else {
44                         search_mode = "";
45                 }
46         
47                 setCookie("ttrss_vf_smode", search_mode);
48         
49                 var viewbox = doc.getElementById("viewbox");
50         
51                 var view_mode;
52         
53                 if (viewbox) {
54                         view_mode = viewbox[viewbox.selectedIndex].text;
55                 } else {
56                         view_mode = "All Posts";
57                 }
58         
59                 setCookie("ttrss_vf_vmode", view_mode);
60         
61                 var limitbox = doc.getElementById("limitbox");
62         
63                 var limit;
64         
65                 if (limitbox) {
66                         limit = limitbox[limitbox.selectedIndex].text;
67                         setCookie("ttrss_vf_limit", limit);
68                 } else {
69                         limit = "All";
70                 }
71         
72         //      document.getElementById("ACTFEEDID").innerHTML = feed;
73         
74                 setActiveFeedId(feed);
75         
76                 if (subop == "MarkAllRead") {
77         
78                         var feedr = document.getElementById("FEEDR-" + feed);
79                         var feedctr = document.getElementById("FEEDCTR-" + feed);
80                 
81                         feedctr.className = "invisible";
82         
83                         if (feedr.className.match("Unread")) {
84                                 feedr.className = feedr.className.replace("Unread", "");
85                         }
86                 }
87         
88                 var query = "backend.php?op=viewfeed&feed=" + param_escape(feed) +
89                         "&skip=" + param_escape(skip) + "&subop=" + param_escape(subop) +
90                         "&view=" + param_escape(view_mode) + "&limit=" + limit + 
91                         "&smode=" + param_escape(search_mode);
92         
93                 if (search_query != "") {
94                         query = query + "&search=" + param_escape(search_query);
95                 }
96                 
97                 var headlines_frame = parent.frames["headlines-frame"];
98         
99         //      alert(headlines_frame)
100         
101                 headlines_frame.location.href = query + "&addheader=true";
102         
103                 cleanSelectedList("feedList");
104         
105                 var feedr = document.getElementById("FEEDR-" + feed);
106                 if (feedr) {    
107                         feedr.className = feedr.className + "Selected";
108                 } 
109                 
110                 disableContainerChildren("headlinesToolbar", false, doc);
111         
112         /*      var btnMarkAsRead = doc.getElementById("btnMarkFeedAsRead");
113         
114                 if (btnMarkAsRead && !isNumeric(feed)) {
115                         btnMarkAsRead.disabled = true;
116                         btnMarkAsRead.className = "disabledButton";
117                 } */
118         
119         //      notify("");
120         } catch (e) {
121                 exception_error("viewfeed", e);
122         }               
123 }
124
125 function localHotkeyHandler(keycode) {
126
127         if (keycode == 65) { // a
128                 return parent.toggleDispRead();
129         }
130
131         if (keycode == 85) { // u
132                 if (parent.getActiveFeedId()) {
133                         return viewfeed(parent.getActiveFeedId(), 0, "ForceUpdate");
134                 }
135         }
136
137         if (keycode == 82) { // r
138                 return parent.scheduleFeedUpdate(true);
139         }
140
141         var feedlist = document.getElementById('feedList');
142
143         if (keycode == 74) { // j
144                 var feed = getActiveFeedId();
145                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
146                 if (new_feed) viewfeed(new_feed, 0, '');
147         }
148
149         if (keycode == 75) { // k
150                 var feed = getActiveFeedId();
151                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
152                 if (new_feed) viewfeed(new_feed, 0, '');
153         }
154
155 //      alert("KC: " + keycode);
156
157 }
158
159 function toggleCollapseCat(cat) {
160         try {
161                 if (!xmlhttp_ready(xmlhttp)) {
162                         printLockingError();
163                         return;
164                 }
165         
166                 var cat_elem = document.getElementById("FCAT-" + cat);
167                 var cat_list = cat_elem.nextSibling;
168                 var caption = cat_elem.lastChild;
169                 
170                 if (cat_list.className.match("invisible")) {
171                         cat_list.className = "";
172                         caption.innerHTML = caption.innerHTML.replace("...", "");
173                 } else {
174                         cat_list.className = "invisible";
175                         caption.innerHTML = caption.innerHTML + "...";
176                 }
177
178                 xmlhttp_rpc.open("GET", "backend.php?op=feeds&subop=collapse&cid=" + 
179                         param_escape(cat), true);
180                 xmlhttp_rpc.onreadystatechange=rpc_pnotify_callback;
181                 xmlhttp_rpc.send(null);
182
183         } catch (e) {
184                 exception_error("toggleCollapseCat", e);
185         }
186 }
187
188 function init() {
189         hideOrShowFeeds(document, getCookie("ttrss_vf_hreadf") == 1);
190         document.onkeydown = hotkey_handler;
191         parent.setTimeout("timeout()", 1000);
192 }