]> git.wh0rd.org - tt-rss.git/commitdiff
add offline.js
authorAndrew Dolgov <fox@bah.org.ru>
Wed, 4 Feb 2009 07:17:55 +0000 (10:17 +0300)
committerAndrew Dolgov <fox@bah.org.ru>
Wed, 4 Feb 2009 07:17:55 +0000 (10:17 +0300)
offline.js [new file with mode: 0644]

diff --git a/offline.js b/offline.js
new file mode 100644 (file)
index 0000000..371aeec
--- /dev/null
@@ -0,0 +1,492 @@
+function view_offline(id, feed_id) {
+       try {
+
+               enableHotkeys();
+               showArticleInHeadlines(id);
+
+               if (db) {
+                       db.execute("UPDATE articles SET unread = 0 WHERE id = ?", [id]);
+               }
+
+               render_article("FIXME");
+               update_local_feedlist_counters();
+
+               return false;
+
+       } catch (e) {
+               exception_error("view_offline", e);
+       }
+}
+
+function viewfeed_offline(feed_id, subop, is_cat, subop_param, skip_history, offset) {
+       try {
+               notify('');
+
+               if (!offset) offset = 0;
+
+               loading_set_progress(100);
+
+               clean_feed_selections();
+       
+               setActiveFeedId(feed_id, is_cat);
+
+               if (!is_cat) {
+                       var feedr = document.getElementById("FEEDR-" + feed_id);
+                       if (feedr && !feedr.className.match("Selected")) {      
+                               feedr.className = feedr.className + "Selected";
+                       } 
+               } else {
+                       var feedr = document.getElementById("FCAT-" + feed_id);
+                       if (feedr && !feedr.className.match("Selected")) {      
+                               feedr.className = feedr.className + "Selected";
+                       } 
+               }
+
+               disableContainerChildren("headlinesToolbar", false);
+               Form.enable("main_toolbar_form");
+
+               var f = document.getElementById("headlines-frame");
+               try {
+                       if (reply.offset == 0) { 
+                               debug("resetting headlines scrollTop");
+                               f.scrollTop = 0; 
+                       }
+               } catch (e) { };
+
+
+               var container = document.getElementById("headlines-frame");
+
+               var tmp = "";
+
+               rs = db.execute("SELECT title FROM feeds WHERE id = ?", [feed_id]);
+
+               if (rs.isValidRow() || feed_id == -1 || feed_id == -4) {
+
+                       feed_title = rs.field(0);
+
+                       if (feed_id == -1) {
+                               feed_title = __("Starred articles");
+                       }
+
+                       if (feed_id == -4) {
+                               feed_title = __("All articles");
+                       }
+
+                       if (offset == 0) {
+                               tmp += "<div id=\"headlinesContainer\">";
+               
+                               tmp += "<div class=\"headlinesSubToolbar\">";
+                               tmp += "<div id=\"subtoolbar_ftitle\">";
+                               tmp += feed_title;
+                               tmp += "</div>";
+
+                               var sel_all_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, '', true)";
+                               var sel_unread_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true)";
+                               var sel_none_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false)";
+                               var sel_inv_link = "javascript:invertHeadlineSelection()";
+
+                               tmp += __('Select:')+
+                                       " <a href=\""+sel_all_link+"\">"+__('All')+"</a>, "+
+                                       "<a href=\""+sel_unread_link+"\">"+__('Unread')+"</a>, "+
+                                       "<a href=\""+sel_inv_link+"\">"+__('Invert')+"</a>, "+
+                                       "<a href=\""+sel_none_link+"\">"+__('None')+"</a>";
+       
+                               tmp += "&nbsp;&nbsp;";
+       
+                               tmp += "</div>";
+       
+                               tmp += "<div id=\"headlinesInnerContainer\" onscroll=\"headlines_scroll_handler()\">";
+       
+                               tmp += "<table class=\"headlinesList\" id=\"headlinesList\" cellspacing=\"0\">";
+                       
+                       }
+       
+                       var rs;
+
+                       var limit = 30;
+               
+                       var toolbar_form = document.forms["main_toolbar_form"];
+                       
+                       var limit = toolbar_form.limit[toolbar_form.limit.selectedIndex].value;
+                       var view_mode = toolbar_form.view_mode[toolbar_form.view_mode.selectedIndex].value;
+
+                       var limit_qpart = "";
+                       var strategy_qpart = "";
+                       var mode_qpart = "";
+
+                       if (limit != 0) {
+                               limit_qpart = "LIMIT " + limit;
+                       }
+
+                       if (view_mode == "all_articles") {
+                               mode_qpart = "1";
+                       } else if (view_mode == "adaptive") {
+                               if (get_local_feed_unread(feed_id) > 0) {
+                                       mode_qpart = "unread = 1";
+                               } else {
+                                       mode_qpart = "1";
+                               }
+                       } else if (view_mode == "marked") {
+                               mode_qpart = "marked = 1";
+                       } else if (view_mode == "unread") {
+                               mode_qpart = "unread = 1";
+                       } else {
+                               mode_qpart = "1";
+                       }
+
+                       if (feed_id > 0) {
+                               strategy_qpart = "feed_id = " + feed_id;
+                       } else if (feed_id == -1) {
+                               strategy_qpart = "marked = 1";
+                       } else if (feed_id == -4) {
+                               strategy_qpart = "1";
+                       }                               
+
+                       var query = "SELECT * FROM articles WHERE " +
+                               strategy_qpart +
+                               " AND " + mode_qpart + 
+                               " ORDER BY updated DESC "+
+                               limit_qpart;
+
+                       var rs = db.execute(query);
+
+                       var line_num = 0;
+
+                       while (rs.isValidRow()) {
+
+                               var id = rs.fieldByName("id");
+                               var feed_id = rs.fieldByName("feed_id");
+
+                               var marked_pic;
+       
+                               var row_class = (line_num % 2) ? "even" : "odd";
+
+                               if (rs.fieldByName("unread") == "1") {
+                                       row_class += "Unread";
+                               }
+       
+                               if (rs.fieldByName("marked") == "1") {
+                                       marked_pic = "<img id=\"FMPIC-"+id+"\" "+
+                                               "src=\"images/mark_set.png\" class=\"markedPic\""+
+                                               "alt=\"Unstar article\" onclick='javascript:tMark("+id+")'>";
+                               } else {
+                                       marked_pic = "<img id=\"FMPIC-"+id+"\" "+
+                                               "src=\"images/mark_unset.png\" class=\"markedPic\""+
+                                               "alt=\"Star article\" onclick='javascript:tMark("+id+")'>";
+                               }
+
+                               var mouseover_attrs = "onmouseover='postMouseIn($id)' "+
+                                       "onmouseout='postMouseOut($id)'";
+       
+                               tmp += "<tr class='"+row_class+"' id='RROW-"+id+"' "+mouseover_attrs+">";
+                               
+                               tmp += "<td class='hlUpdPic'> </td>";
+
+                               tmp += "<td class='hlSelectRow'>"+
+                                       "<input type=\"checkbox\" onclick=\"tSR(this)\" id=\"RCHK-"+id+"\"></td>";
+                               
+                               tmp += "<td class='hlMarkedPic'>"+marked_pic+"</td>";
+       
+                               tmp += "<td onclick='view("+id+","+feed_id+")' "+
+                                       "class='hlContent' valign='middle'>";
+       
+                               tmp += "<a target=\"_blank\" id=\"RTITLE-$id\" href=\"" + 
+                                       rs.fieldByName("link") + "\"" +
+                                       "onclick=\"return view("+id+","+feed_id+");\">"+
+                                       rs.fieldByName("title");
+
+                               var content_preview = truncate_string(strip_tags(rs.fieldByName("content")), 
+                                       100);
+
+                               tmp += "<span class=\"contentPreview\"> - "+content_preview+"</span>";
+
+                               tmp += "</a>";
+
+                               tmp += "</td>";
+       
+                               tmp += "<td class=\"hlUpdated\" onclick='view("+id+","+feed_id+")'>"+
+                                       "<nobr>"+rs.fieldByName("updated").substring(0,16)+"</nobr></td>";
+
+                               tmp += "</tr>";
+
+                               rs.next();
+                               line_num++;
+                       }
+       
+                       if (offset == 0) {
+                               tmp += "</table>";
+                               tmp += "</div></div>";
+                       }
+       
+                       if (offset == 0) {
+                               container.innerHTML = tmp;
+                       } else {
+                               var ids = getSelectedArticleIds2();
+               
+                               //container.innerHTML = container.innerHTML + tmp;
+       
+                               for (var i = 0; i < ids.length; i++) {
+                                       markHeadline(ids[i]);
+                               }
+                       }
+               }
+
+               remove_splash();
+
+
+       } catch (e) {
+               exception_error("viewfeed_offline", e);
+       }
+}
+
+function render_offline_feedlist() {
+       try {
+               var tmp = "<ul class=\"feedList\" id=\"feedList\">";
+
+               var unread = get_local_feed_unread(-4);
+
+               global_unread = unread;
+               updateTitle();
+
+               tmp += printFeedEntry(-4, __("All articles"), "feed", unread,
+                       "images/tag.png");
+
+               var unread = get_local_feed_unread(-1);
+
+               tmp += printFeedEntry(-1, __("Starred articles"), "feed", unread,
+                       "images/mark_set.png");
+
+               tmp += "<li><hr/></li>";
+
+               var rs = db.execute("SELECT feeds.id,feeds.title,has_icon,COUNT(articles.id) "+
+                       "FROM feeds LEFT JOIN articles ON (feed_id = feeds.id) "+
+                       "WHERE unread = 1 OR unread IS NULL GROUP BY feeds.id "+
+                       "ORDER BY feeds.title");
+
+               while (rs.isValidRow()) {
+
+                       var id = rs.field(0);
+                       var title = rs.field(1);
+                       var has_icon = rs.field(2);
+                       var unread = rs.field(3);
+
+                       var icon = "";
+
+                       if (has_icon) {
+                               icon = "icons/" + id + ".ico";
+                       }
+
+
+                       var feed_icon = "";
+
+                       var row_class = "feed";
+
+                       if (unread > 0) {
+                               row_class += "Unread";
+                               fctr_class = "feedCtrHasUnread";
+                       } else {
+                               fctr_class = "feedCtrNoUnread";
+                       }
+
+                       tmp += printFeedEntry(id, title, "feed", unread, icon);
+
+                       rs.next();
+               }
+
+               tmp += "</ul>";
+
+               render_feedlist(tmp);
+       } catch (e) {
+               exception_error("render_offline_feedlist", e);
+       }
+}
+
+function init_offline() {
+       try {
+               offline_mode = true;
+
+               Element.hide("dispSwitchPrompt");
+               Element.hide("feedBrowserPrompt");
+               Element.hide("quickMenuChooser");
+
+               init_params["theme"] = "";
+
+               render_offline_feedlist();
+               remove_splash();
+       } catch (e) {
+               exception_error("init_offline", e);
+       }
+}
+
+function offline_download_parse(stage, transport) {
+       try {
+               if (transport.responseXML) {
+
+                       if (stage == 0) {
+
+                               var feeds = transport.responseXML.getElementsByTagName("feed");
+
+                               if (feeds.length > 0) {
+                                       db.execute("DELETE FROM feeds");
+                               }
+
+                               for (var i = 0; i < feeds.length; i++) {
+                                       var id = feeds[i].getAttribute("id");
+                                       var has_icon = feeds[i].getAttribute("has_icon");
+                                       var title = feeds[i].firstChild.nodeValue;
+       
+                                       db.execute("INSERT INTO feeds (id,title,has_icon)"+
+                                               "VALUES (?,?,?)",
+                                               [id, title, has_icon]);
+                               }
+               
+                               window.setTimeout("update_offline_data("+(stage+1)+")", 60*1000);
+                       } else {
+
+                               var articles = transport.responseXML.getElementsByTagName("article");
+
+                               var articles_found = 0;
+
+                               for (var i = 0; i < articles.length; i++) {                                     
+                                       var a = eval("("+articles[i].firstChild.nodeValue+")");
+                                       articles_found++;
+                                       if (a) {
+
+                                               var date = new Date();
+                                               var ts = Math.round(date.getTime() / 1000);
+
+                                               db.execute("DELETE FROM articles WHERE id = ?", [a.id]);
+                                               db.execute("INSERT INTO articles "+
+                                               "(id, feed_id, title, link, guid, updated, content, "+
+                                                       "unread, marked, tags, added) "+
+                                               "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", 
+                                                       [a.id, a.feed_id, a.title, a.link, a.guid, a.updated, 
+                                                               a.content, a.unread, a.marked, a.tags, ts]);
+
+                                       }
+                               }
+
+                               if (articles_found > 0) {
+                                       window.setTimeout("update_offline_data("+(stage+1)+")", 60*1000);
+                               } else {
+                                       window.setTimeout("update_offline_data(0)", 1800*1000);
+
+                                       var date = new Date();
+                                       var ts = Math.round(date.getTime() / 1000);
+
+                                       db.execute("DELETE FROM articles WHERE added < ? - 2592000", [ts]);
+
+                               }
+                       }
+
+               }
+       } catch (e) {
+               exception_error("offline_download_parse", e);
+       }
+}
+
+function update_offline_data(stage) {
+       try {
+
+               if (!stage) stage = 0;
+
+               debug("update_offline_data: stage " + stage);
+
+//             notify_progress("Loading, please wait... (" + stage +")", true);
+
+               var query = "backend.php?op=rpc&subop=download&stage=" + stage;
+
+               var rs = db.execute("SELECT MAX(id), MIN(id) FROM articles");
+               if (rs.isValidRow() && rs.field(0)) {
+                       var offline_dl_max_id = rs.field(0);
+                       var offline_dl_min_id = rs.field(1);
+
+                       query = query + "&cidt=" + offline_dl_max_id;
+                       query = query + "&cidb=" + offline_dl_min_id;
+               }
+
+               new Ajax.Request(query, {
+                       onComplete: function(transport) { 
+                               offline_download_parse(stage, transport);                               
+                               debug("update_offline_data: done " + stage);
+                       } });
+
+       } catch (e) {
+               exception_error("initiate_offline_download", e);
+       }
+}
+
+function set_feedlist_counter(id, ctr) {
+       try {
+
+               var feedctr = document.getElementById("FEEDCTR-" + id);
+               var feedu = document.getElementById("FEEDU-" + id);
+               var feedr = document.getElementById("FEEDR-" + id);
+
+               if (feedctr && feedu && feedr) {
+
+                       var row_needs_hl = (ctr > 0 && ctr > parseInt(feedu.innerHTML));
+
+                       feedu.innerHTML = ctr;
+
+                       if (ctr > 0) {                                  
+                               feedctr.className = "feedCtrHasUnread";
+                               if (!feedr.className.match("Unread")) {
+                                       var is_selected = feedr.className.match("Selected");
+       
+                                       feedr.className = feedr.className.replace("Selected", "");
+                                       feedr.className = feedr.className.replace("Unread", "");
+       
+                                       feedr.className = feedr.className + "Unread";
+       
+                                       if (is_selected) {
+                                               feedr.className = feedr.className + "Selected";
+                                       }       
+                                       
+                               }
+
+                               if (row_needs_hl) { 
+                                       new Effect.Highlight(feedr, {duration: 1, startcolor: "#fff7d5",
+                                               queue: { position:'end', scope: 'EFQ-' + id, limit: 1 } } );
+                               }
+                       } else {
+                               feedctr.className = "feedCtrNoUnread";
+                               feedr.className = feedr.className.replace("Unread", "");
+                       }                       
+               }
+
+       } catch (e) {
+               exception_error("set_feedlist_counter", e);
+       }
+}
+
+function update_local_feedlist_counters() {
+       try {
+               if (!db) return;
+
+               var rs = db.execute("SELECT feeds.id,COUNT(articles.id) "+
+                       "FROM feeds LEFT JOIN articles ON (feed_id = feeds.id) "+
+                       "WHERE unread = 1 OR unread IS NULL GROUP BY feeds.id "+
+                       "ORDER BY feeds.title");
+
+               while (rs.isValidRow()) {
+                       var id = rs.field(0);
+                       var ctr = rs.field(1);
+
+                       set_feedlist_counter(id, ctr);
+
+                       rs.next();
+               }
+
+               set_feedlist_counter(-4, get_local_feed_unread(-4));
+               set_feedlist_counter(-1, get_local_feed_unread(-1));
+
+               hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
+
+               global_unread = get_local_feed_unread(-4);
+               updateTitle();
+
+       } catch (e) {
+               exception_error("update_local_feedlist_counters", e);
+       }
+}