add offline.js
Andrew Dolgov
16 years ago
parent
20919a06a1
commit
4681834e66
@ -0,0 +1,492 @@
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function view_offline(id, feed_id) {
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try {
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enableHotkeys();
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showArticleInHeadlines(id);
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if (db) {
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db.execute("UPDATE articles SET unread = 0 WHERE id = ?", [id]);
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}
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render_article("FIXME");
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update_local_feedlist_counters();
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return false;
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} catch (e) {
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exception_error("view_offline", e);
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}
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}
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function viewfeed_offline(feed_id, subop, is_cat, subop_param, skip_history, offset) {
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try {
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notify('');
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if (!offset) offset = 0;
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loading_set_progress(100);
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clean_feed_selections();
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setActiveFeedId(feed_id, is_cat);
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if (!is_cat) {
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var feedr = document.getElementById("FEEDR-" + feed_id);
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if (feedr && !feedr.className.match("Selected")) {
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feedr.className = feedr.className + "Selected";
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}
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} else {
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var feedr = document.getElementById("FCAT-" + feed_id);
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if (feedr && !feedr.className.match("Selected")) {
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feedr.className = feedr.className + "Selected";
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}
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}
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disableContainerChildren("headlinesToolbar", false);
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Form.enable("main_toolbar_form");
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var f = document.getElementById("headlines-frame");
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try {
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if (reply.offset == 0) {
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debug("resetting headlines scrollTop");
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f.scrollTop = 0;
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}
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} catch (e) { };
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var container = document.getElementById("headlines-frame");
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var tmp = "";
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rs = db.execute("SELECT title FROM feeds WHERE id = ?", [feed_id]);
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if (rs.isValidRow() || feed_id == -1 || feed_id == -4) {
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feed_title = rs.field(0);
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if (feed_id == -1) {
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feed_title = __("Starred articles");
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}
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if (feed_id == -4) {
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feed_title = __("All articles");
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}
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if (offset == 0) {
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tmp += "<div id=\"headlinesContainer\">";
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tmp += "<div class=\"headlinesSubToolbar\">";
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tmp += "<div id=\"subtoolbar_ftitle\">";
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tmp += feed_title;
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tmp += "</div>";
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var sel_all_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, '', true)";
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var sel_unread_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true)";
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var sel_none_link = "javascript:selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false)";
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var sel_inv_link = "javascript:invertHeadlineSelection()";
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tmp += __('Select:')+
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" <a href=\""+sel_all_link+"\">"+__('All')+"</a>, "+
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"<a href=\""+sel_unread_link+"\">"+__('Unread')+"</a>, "+
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"<a href=\""+sel_inv_link+"\">"+__('Invert')+"</a>, "+
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"<a href=\""+sel_none_link+"\">"+__('None')+"</a>";
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tmp += " ";
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tmp += "</div>";
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tmp += "<div id=\"headlinesInnerContainer\" onscroll=\"headlines_scroll_handler()\">";
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tmp += "<table class=\"headlinesList\" id=\"headlinesList\" cellspacing=\"0\">";
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}
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var rs;
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var limit = 30;
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var toolbar_form = document.forms["main_toolbar_form"];
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var limit = toolbar_form.limit[toolbar_form.limit.selectedIndex].value;
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var view_mode = toolbar_form.view_mode[toolbar_form.view_mode.selectedIndex].value;
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var limit_qpart = "";
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var strategy_qpart = "";
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var mode_qpart = "";
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if (limit != 0) {
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limit_qpart = "LIMIT " + limit;
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}
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if (view_mode == "all_articles") {
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mode_qpart = "1";
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} else if (view_mode == "adaptive") {
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if (get_local_feed_unread(feed_id) > 0) {
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mode_qpart = "unread = 1";
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} else {
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mode_qpart = "1";
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}
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} else if (view_mode == "marked") {
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mode_qpart = "marked = 1";
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} else if (view_mode == "unread") {
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mode_qpart = "unread = 1";
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} else {
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mode_qpart = "1";
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}
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if (feed_id > 0) {
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strategy_qpart = "feed_id = " + feed_id;
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} else if (feed_id == -1) {
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strategy_qpart = "marked = 1";
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} else if (feed_id == -4) {
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strategy_qpart = "1";
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}
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var query = "SELECT * FROM articles WHERE " +
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strategy_qpart +
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" AND " + mode_qpart +
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" ORDER BY updated DESC "+
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limit_qpart;
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var rs = db.execute(query);
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var line_num = 0;
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while (rs.isValidRow()) {
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var id = rs.fieldByName("id");
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var feed_id = rs.fieldByName("feed_id");
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var marked_pic;
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var row_class = (line_num % 2) ? "even" : "odd";
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if (rs.fieldByName("unread") == "1") {
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row_class += "Unread";
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}
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if (rs.fieldByName("marked") == "1") {
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marked_pic = "<img id=\"FMPIC-"+id+"\" "+
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"src=\"images/mark_set.png\" class=\"markedPic\""+
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"alt=\"Unstar article\" onclick='javascript:tMark("+id+")'>";
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} else {
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marked_pic = "<img id=\"FMPIC-"+id+"\" "+
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"src=\"images/mark_unset.png\" class=\"markedPic\""+
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"alt=\"Star article\" onclick='javascript:tMark("+id+")'>";
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}
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var mouseover_attrs = "onmouseover='postMouseIn($id)' "+
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"onmouseout='postMouseOut($id)'";
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tmp += "<tr class='"+row_class+"' id='RROW-"+id+"' "+mouseover_attrs+">";
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tmp += "<td class='hlUpdPic'> </td>";
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tmp += "<td class='hlSelectRow'>"+
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"<input type=\"checkbox\" onclick=\"tSR(this)\" id=\"RCHK-"+id+"\"></td>";
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tmp += "<td class='hlMarkedPic'>"+marked_pic+"</td>";
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tmp += "<td onclick='view("+id+","+feed_id+")' "+
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"class='hlContent' valign='middle'>";
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tmp += "<a target=\"_blank\" id=\"RTITLE-$id\" href=\"" +
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rs.fieldByName("link") + "\"" +
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"onclick=\"return view("+id+","+feed_id+");\">"+
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rs.fieldByName("title");
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var content_preview = truncate_string(strip_tags(rs.fieldByName("content")),
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100);
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tmp += "<span class=\"contentPreview\"> - "+content_preview+"</span>";
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tmp += "</a>";
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tmp += "</td>";
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tmp += "<td class=\"hlUpdated\" onclick='view("+id+","+feed_id+")'>"+
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"<nobr>"+rs.fieldByName("updated").substring(0,16)+"</nobr></td>";
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tmp += "</tr>";
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rs.next();
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line_num++;
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}
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if (offset == 0) {
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tmp += "</table>";
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tmp += "</div></div>";
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}
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if (offset == 0) {
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container.innerHTML = tmp;
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} else {
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var ids = getSelectedArticleIds2();
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//container.innerHTML = container.innerHTML + tmp;
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for (var i = 0; i < ids.length; i++) {
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markHeadline(ids[i]);
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}
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}
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}
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remove_splash();
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} catch (e) {
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exception_error("viewfeed_offline", e);
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}
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}
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function render_offline_feedlist() {
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try {
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var tmp = "<ul class=\"feedList\" id=\"feedList\">";
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var unread = get_local_feed_unread(-4);
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global_unread = unread;
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updateTitle();
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tmp += printFeedEntry(-4, __("All articles"), "feed", unread,
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"images/tag.png");
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var unread = get_local_feed_unread(-1);
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tmp += printFeedEntry(-1, __("Starred articles"), "feed", unread,
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"images/mark_set.png");
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tmp += "<li><hr/></li>";
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var rs = db.execute("SELECT feeds.id,feeds.title,has_icon,COUNT(articles.id) "+
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"FROM feeds LEFT JOIN articles ON (feed_id = feeds.id) "+
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"WHERE unread = 1 OR unread IS NULL GROUP BY feeds.id "+
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"ORDER BY feeds.title");
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while (rs.isValidRow()) {
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var id = rs.field(0);
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var title = rs.field(1);
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var has_icon = rs.field(2);
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var unread = rs.field(3);
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var icon = "";
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if (has_icon) {
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icon = "icons/" + id + ".ico";
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}
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var feed_icon = "";
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var row_class = "feed";
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if (unread > 0) {
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row_class += "Unread";
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fctr_class = "feedCtrHasUnread";
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} else {
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fctr_class = "feedCtrNoUnread";
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}
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tmp += printFeedEntry(id, title, "feed", unread, icon);
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rs.next();
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}
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tmp += "</ul>";
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render_feedlist(tmp);
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} catch (e) {
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exception_error("render_offline_feedlist", e);
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}
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}
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function init_offline() {
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try {
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offline_mode = true;
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Element.hide("dispSwitchPrompt");
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Element.hide("feedBrowserPrompt");
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Element.hide("quickMenuChooser");
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init_params["theme"] = "";
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render_offline_feedlist();
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remove_splash();
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} catch (e) {
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exception_error("init_offline", e);
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}
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}
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function offline_download_parse(stage, transport) {
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try {
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if (transport.responseXML) {
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if (stage == 0) {
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var feeds = transport.responseXML.getElementsByTagName("feed");
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if (feeds.length > 0) {
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db.execute("DELETE FROM feeds");
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}
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for (var i = 0; i < feeds.length; i++) {
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var id = feeds[i].getAttribute("id");
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var has_icon = feeds[i].getAttribute("has_icon");
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var title = feeds[i].firstChild.nodeValue;
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db.execute("INSERT INTO feeds (id,title,has_icon)"+
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"VALUES (?,?,?)",
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[id, title, has_icon]);
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}
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window.setTimeout("update_offline_data("+(stage+1)+")", 60*1000);
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} else {
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var articles = transport.responseXML.getElementsByTagName("article");
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var articles_found = 0;
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for (var i = 0; i < articles.length; i++) {
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var a = eval("("+articles[i].firstChild.nodeValue+")");
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articles_found++;
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if (a) {
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var date = new Date();
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var ts = Math.round(date.getTime() / 1000);
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db.execute("DELETE FROM articles WHERE id = ?", [a.id]);
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db.execute("INSERT INTO articles "+
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"(id, feed_id, title, link, guid, updated, content, "+
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"unread, marked, tags, added) "+
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"VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
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[a.id, a.feed_id, a.title, a.link, a.guid, a.updated,
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a.content, a.unread, a.marked, a.tags, ts]);
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}
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}
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if (articles_found > 0) {
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window.setTimeout("update_offline_data("+(stage+1)+")", 60*1000);
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} else {
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window.setTimeout("update_offline_data(0)", 1800*1000);
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var date = new Date();
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var ts = Math.round(date.getTime() / 1000);
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db.execute("DELETE FROM articles WHERE added < ? - 2592000", [ts]);
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}
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}
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}
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} catch (e) {
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exception_error("offline_download_parse", e);
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}
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}
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function update_offline_data(stage) {
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try {
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if (!stage) stage = 0;
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debug("update_offline_data: stage " + stage);
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// notify_progress("Loading, please wait... (" + stage +")", true);
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var query = "backend.php?op=rpc&subop=download&stage=" + stage;
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var rs = db.execute("SELECT MAX(id), MIN(id) FROM articles");
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if (rs.isValidRow() && rs.field(0)) {
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var offline_dl_max_id = rs.field(0);
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var offline_dl_min_id = rs.field(1);
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query = query + "&cidt=" + offline_dl_max_id;
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query = query + "&cidb=" + offline_dl_min_id;
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}
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new Ajax.Request(query, {
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onComplete: function(transport) {
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offline_download_parse(stage, transport);
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debug("update_offline_data: done " + stage);
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} });
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} catch (e) {
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exception_error("initiate_offline_download", e);
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}
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}
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function set_feedlist_counter(id, ctr) {
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try {
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var feedctr = document.getElementById("FEEDCTR-" + id);
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var feedu = document.getElementById("FEEDU-" + id);
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var feedr = document.getElementById("FEEDR-" + id);
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if (feedctr && feedu && feedr) {
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var row_needs_hl = (ctr > 0 && ctr > parseInt(feedu.innerHTML));
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feedu.innerHTML = ctr;
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if (ctr > 0) {
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feedctr.className = "feedCtrHasUnread";
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if (!feedr.className.match("Unread")) {
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var is_selected = feedr.className.match("Selected");
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feedr.className = feedr.className.replace("Selected", "");
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feedr.className = feedr.className.replace("Unread", "");
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feedr.className = feedr.className + "Unread";
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if (is_selected) {
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feedr.className = feedr.className + "Selected";
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}
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}
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if (row_needs_hl) {
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new Effect.Highlight(feedr, {duration: 1, startcolor: "#fff7d5",
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queue: { position:'end', scope: 'EFQ-' + id, limit: 1 } } );
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}
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} else {
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feedctr.className = "feedCtrNoUnread";
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feedr.className = feedr.className.replace("Unread", "");
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}
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}
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} catch (e) {
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exception_error("set_feedlist_counter", e);
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}
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}
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function update_local_feedlist_counters() {
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try {
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if (!db) return;
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var rs = db.execute("SELECT feeds.id,COUNT(articles.id) "+
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"FROM feeds LEFT JOIN articles ON (feed_id = feeds.id) "+
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"WHERE unread = 1 OR unread IS NULL GROUP BY feeds.id "+
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"ORDER BY feeds.title");
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while (rs.isValidRow()) {
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var id = rs.field(0);
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var ctr = rs.field(1);
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set_feedlist_counter(id, ctr);
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rs.next();
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}
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set_feedlist_counter(-4, get_local_feed_unread(-4));
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set_feedlist_counter(-1, get_local_feed_unread(-1));
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hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
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global_unread = get_local_feed_unread(-4);
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updateTitle();
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} catch (e) {
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exception_error("update_local_feedlist_counters", e);
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}
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}
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