var SCHEMA_VERSION = 3; var offline_mode = false; var store = false; var localServer = false; var db = false; function view_offline(id, feed_id) { try { enableHotkeys(); showArticleInHeadlines(id); db.execute("UPDATE articles SET unread = 0 WHERE id = ?", [id]); var rs = db.execute("SELECT * FROM articles WHERE id = ?", [id]); if (rs.isValidRow()) { var tmp = "
"; tmp += "
"; tmp += "
"+rs.fieldByName("updated")+"
"; if (rs.fieldByName("link") != "") { tmp += "
" + rs.fieldByName("title") + "
"; } else { tmp += "
" + rs.fieldByName("title") + "
"; } /* tmp += "
"+ "Tags"; tmp += rs.fieldByName("tags"); tmp += "
"; */ tmp += "
"+ "" + __("comments") + "
"; tmp += "
"; tmp += "
" tmp += rs.fieldByName("content"); tmp += "
"; tmp += "
"; render_article(tmp); update_local_feedlist_counters(); } rs.close(); 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; if (offset > 0) { _feed_cur_page = parseInt(offset); if (_infscroll_request_sent) { return; } } else { _feed_cur_page = 0; _infscroll_disable = 0; } if (getActiveFeedId() != feed_id) { _feed_cur_page = 0; active_post_id = 0; _infscroll_disable = 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 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 += "
"; tmp += "
"; tmp += "
"; tmp += feed_title; tmp += "
"; var sel_all_link; var sel_unread_link; var sel_none_link; var sel_inv_link; if (document.getElementById("content-frame")) { sel_all_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, '', true)"; sel_unread_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true)"; sel_none_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false)"; sel_inv_link = "javascript:invertHeadlineSelection()"; } else { sel_all_link = "javascript:cdmSelectArticles('all')"; sel_unread_link = "javascript:cdmSelectArticles('unread')"; sel_none_link = "javascript:cdmSelectArticles('none')"; sel_inv_link = "javascript:invertHeadlineSelection()"; } tmp += __('Select:')+ " "+__('All')+", "+ ""+__('Unread')+", "+ ""+__('Invert')+", "+ ""+__('None')+""; tmp += "  "; tmp += "
"; tmp += "
"; if (document.getElementById("content-frame")) { tmp += ""; } } 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 = ""; var offset_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"; } if (offset > 0) { offset_qpart = "OFFSET " + (offset*30); } else { offset_qpart = ""; } var query = "SELECT *,feeds.title AS feed_title "+ "FROM articles,feeds WHERE " + "feed_id = feeds.id AND " + strategy_qpart + " AND " + mode_qpart + " ORDER BY updated DESC "+ limit_qpart + " " + offset_qpart; var rs = db.execute(query); var line_num = offset*30; var real_feed_id = feed_id; while (rs.isValidRow()) { var id = rs.fieldByName("id"); var feed_id = rs.fieldByName("feed_id"); var entry_feed_title = false; if (real_feed_id < 0) { entry_feed_title = rs.fieldByName("feed_title"); } 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 = ""; } else { marked_pic = ""; } var mouseover_attrs = "onmouseover='postMouseIn($id)' "+ "onmouseout='postMouseOut($id)'"; var content_preview = truncate_string(strip_tags(rs.fieldByName("content")), 100); if (document.getElementById("content-frame")) { tmp += ""; tmp += ""; tmp += ""; tmp += ""; tmp += ""; tmp += ""; tmp += ""; } else { var add_class = ""; if (rs.fieldByName("unread") == "1") { add_class = "Unread"; } tmp += "
"; feed_icon_img = "\"\""; cdm_feed_icon = ""+feed_icon_img+""; tmp += "
"; tmp += "
"+ rs.fieldByName("updated").substring(0,16)+ " "+cdm_feed_icon+"
"; tmp += ""+ ""+rs.fieldByName("title")+""; if (entry_feed_title) { tmp += " ("+entry_feed_title+")"; } tmp += "
"; tmp += "
"; tmp += rs.fieldByName("content"); tmp += "
" tmp += "
"; tmp += "
"; tmp += __("Select:")+ " "; tmp += ""+marked_pic+" "; /* tmp += ""+ "Tags"+ ""+rs.fieldByName("tags")+""+ ""; */ tmp += "Toggle: "+ "Unread"; tmp += "
"; tmp += "
"; } rs.next(); line_num++; } if (line_num - offset*30 < 30) { _infscroll_disable = 1; } rs.close(); if (offset == 0) { tmp += "
"+ ""+marked_pic+""; tmp += ""+ rs.fieldByName("title"); tmp += " - "+content_preview+""; tmp += ""; if (entry_feed_title) { tmp += " "+ "("+entry_feed_title+")"; } tmp += ""+ ""+rs.fieldByName("updated").substring(0,16)+ "
"; if (line_num - offset*30 == 0) { tmp += "
" + __("No articles found to display.") + "
"; } tmp += "
"; } if (offset == 0) { var container = document.getElementById("headlines-frame"); container.innerHTML = tmp; } else { var ids = getSelectedArticleIds2(); var container = document.getElementById("headlinesList"); container.innerHTML = container.innerHTML + tmp; for (var i = 0; i < ids.length; i++) { markHeadline(ids[i]); } } } remove_splash(); _infscroll_request_sent = 0; } catch (e) { exception_error("viewfeed_offline", e); } } function render_offline_feedlist() { try { var tmp = ""; 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("topLinksOnline"); Element.show("topLinksOffline"); var tb_form = document.getElementById("main_toolbar_form"); Element.hide(tb_form.update); var chooser = document.getElementById("quickMenuChooser"); chooser.disabled = true; var rs = db.execute("SELECT key, value FROM init_params"); while (rs.isValidRow()) { init_params[rs.field(0)] = rs.field(1); rs.next(); } rs.close(); var rs = db.execute("SELECT COUNT(*) FROM feeds"); var num_feeds = 0; if (rs.isValidRow()) { num_feeds = rs.field(0); } rs.close(); if (num_feeds == 0) { remove_splash(); return fatalError(0, __("Data for offline browsing has not been downloaded yet.")); } render_offline_feedlist(); init_second_stage(); window.setTimeout("viewfeed(-4)", 50); } 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)+")", 10*1000); } else { var articles = transport.responseXML.getElementsByTagName("article"); var limit = transport.responseXML.getElementsByTagName("limit")[0]; if (limit) { limit = limit.getAttribute("value"); } else { limit = 0; } 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, comments) "+ "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", [a.id, a.feed_id, a.title, a.link, a.guid, a.updated, a.content, a.unread, a.marked, a.tags, ts, a.comments]); } } debug("downloaded articles: " + articles_found + " limit: " + limit); if (articles_found >= limit) { window.setTimeout("update_offline_data("+(stage+1)+")", 10*1000); debug("update_offline_data: done " + stage); } else { window.setTimeout("update_offline_data(0)", 1800*1000); debug("update_offline_data: finished"); var date = new Date(); var ts = Math.round(date.getTime() / 1000); db.execute("DELETE FROM articles WHERE added < ? - 2592000", [ts]); } } // notify(''); } } catch (e) { exception_error("offline_download_parse", e); } } function update_offline_data(stage) { try { if (!stage) stage = 0; if (offline_mode) return; debug("update_offline_data: stage " + stage); // notify_progress("Updating offline data... (" + 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; } rs.close(); new Ajax.Request(query, { onComplete: function(transport) { offline_download_parse(stage, transport); } }); } 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 (!offline_mode) 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"); */ var rs = db.execute("SELECT id,title,has_icon FROM feeds "+ "ORDER BY title"); while (rs.isValidRow()) { var id = rs.field(0); var ctr = get_local_feed_unread(id); set_feedlist_counter(id, ctr); rs.next(); } rs.close(); 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); } } function get_local_feed_unread(id) { try { var rs; if (id == -4) { rs = db.execute("SELECT SUM(unread) FROM articles"); } else if (id == -1) { rs = db.execute("SELECT SUM(unread) FROM articles WHERE marked = 1"); } else { rs = db.execute("SELECT SUM(unread) FROM articles WHERE feed_id = ?", [id]); } var a = false; if (rs.isValidRow()) { a = rs.field(0); } else { a = 0; } rs.close(); return a; } catch (e) { exception_error("get_local_feed_unread", e); } } function init_gears() { try { if (window.google && google.gears) { localServer = google.gears.factory.create("beta.localserver"); store = localServer.createManagedStore("tt-rss"); db = google.gears.factory.create('beta.database'); db.open('tt-rss'); db.execute("CREATE TABLE IF NOT EXISTS version (schema_version text)"); var rs = db.execute("SELECT schema_version FROM version"); var version = ""; if (rs.isValidRow()) { version = rs.field(0); } rs.close(); if (version != SCHEMA_VERSION) { db.execute("DROP TABLE IF EXISTS init_params"); db.execute("DROP TABLE IF EXISTS cache"); db.execute("DROP TABLE IF EXISTS feeds"); db.execute("DROP TABLE IF EXISTS articles"); db.execute("DROP TABLE IF EXISTS version"); db.execute("CREATE TABLE IF NOT EXISTS version (schema_version text)"); db.execute("INSERT INTO version (schema_version) VALUES (?)", [SCHEMA_VERSION]); } db.execute("CREATE TABLE IF NOT EXISTS init_params (key text, value text)"); db.execute("CREATE TABLE IF NOT EXISTS cache (id text, article text, param text, added text)"); db.execute("CREATE TABLE IF NOT EXISTS feeds (id integer, title text, has_icon integer)"); db.execute("CREATE TABLE IF NOT EXISTS articles (id integer, feed_id integer, title text, link text, guid text, updated text, content text, tags text, unread text, marked text, added text, comments text)"); db.execute("DELETE FROM cache WHERE id LIKE 'F:%' OR id LIKE 'C:%'"); Element.show("restartOfflinePic"); } cache_expire(); } catch (e) { exception_error("init_gears", e); } } function gotoOffline() { window.location.href = "tt-rss.php?offline=1"; } function gotoOnline() { window.location.href = "tt-rss.php"; }