[tt-rss.git] / digest.js

var last_feeds = [];

var _active_feed_id = false;
var _active_feed_offset = false;
var _update_timeout = false;
var _feedlist_expanded = false;

function article_appear(article_id) {
	try {
		new Effect.Appear('A-' + article_id);
	} catch (e) {
		exception_error("article_appear", e);
	}
}

function catchup_feed(feed_id, callback) {
	try {

		var fn = find_feed(last_feeds, feed_id).title;

		if (confirm(__("Mark all articles in %s as read?").replace("%s", fn))) {

			var is_cat = "";

			if (feed_id < 0) is_cat = "true"; // KLUDGE

			var query = "?op=rpc&subop=catchupFeed&feed_id=" + 
				feed_id + "&is_cat=" + is_cat;

			new Ajax.Request("backend.php",	{
				parameters: query, 
				onComplete: function(transport) {
					if (callback) callback(transport);
	
					update();
				} });
		}

	} catch (e) {
		exception_error("catchup_article", e);
	}
}

function catchup_visible_articles(callback) {
	try {
		var elems = $("headlines-content").getElementsByTagName("LI");
		var ids = [];
		
		for (var i = 0; i < elems.length; i++) {
			if (elems[i].id && elems[i].id.match("A-")) {
				ids.push(elems[i].id.replace("A-", ""));
			}
		}

		var query = "?op=rpc&subop=catchupSelected" +
			"&cmode=0&ids=" + param_escape(ids);

		new Ajax.Request("backend.php",	{
			parameters: query, 
			onComplete: function(transport) {
				if (callback) callback(transport);

				viewfeed(_active_feed_id, 0);
			} });

	} catch (e) {
		exception_error("catchup_visible_articles", e);
	}
}

function catchup_article(article_id, callback) {
	try {
		var query = "?op=rpc&subop=catchupSelected" +
			"&cmode=0&ids=" + article_id;

		new Ajax.Request("backend.php",	{
			parameters: query, 
			onComplete: function(transport) {
				if (callback) callback(transport);
			} });

	} catch (e) {
		exception_error("catchup_article", e);
	}
}

function set_selected_feed(feed_id) {
	try {
		var feeds = $("feeds-content").getElementsByTagName("LI");

		for (var i = 0; i < feeds.length; i++) {
			if (feeds[i].id == "F-" + feed_id)
				feeds[i].className = "selected";
			else
				feeds[i].className = "";
		}

		_active_feed_id = feed_id;

	} catch (e) {
		exception_error("mark_selected_feed", e);
	}
}

function zoom(elem, article_id) {
	try {
		//alert(elem + "/" + article_id);

		elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
			__("Loading, please wait...");

		new Ajax.Request("backend.php",	{
			parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
				article_id,
			onComplete: function(transport) {
				fatal_error_check(transport);

				if (transport.responseXML) {
					var article = transport.responseXML.getElementsByTagName('article')[0];
					elem.innerHTML = article.firstChild.nodeValue;

					new Effect.BlindDown(elem, {duration : 0.5});

					elem.onclick = false;
					elem.style.cursor = "auto";
				} else {
					elem.innerHTML = __("Error: unable to load article.");
				}
				
				} });


	} catch (e) {
		exception_error("zoom", e);
	}
}

function load_more() {
	try {
		viewfeed(_active_feed_id, _active_feed_offset + 10);
	} catch (e) {
		exception_error("load_more", e);
	}
}

function update() {
	try {
		console.log('updating feeds...');

		window.clearTimeout(_update_timeout);

		new Ajax.Request("backend.php",	{
			parameters: "?op=rpc&subop=digest-init",
			onComplete: function(transport) {
				fatal_error_check(transport);
				parse_feeds(transport);
				set_selected_feed(_active_feed_id);
				} });

		_update_timeout = window.setTimeout('update()', 5*1000);
	} catch (e) {
		exception_error("update", e);
	}
}

function remove_headline_entry(article_id) {
	try {
		var elem = $('A-' + article_id);

		if (elem) {
			elem.parentNode.removeChild(elem);
		}

	} catch (e) {
		exception_error("remove_headline_entry", e);
	}
}

function view(article_id, dismiss_only) {
	try {
		remove_headline_entry(article_id);

		catchup_article(article_id, 
			function() { 
				viewfeed(_active_feed_id, _active_feed_offset, false, true);
				update();	
			});

		return dismiss_only != true;
	} catch (e) {
		exception_error("view", e);
	}
}

function viewfeed(feed_id, offset, replace, no_effects) {
	try {

		if (!feed_id) feed_id = _active_feed_id;

		if (!offset) {
			offset = 0;
		} else {
			offset = _active_feed_offset + offset;
		}

		if (replace == undefined) replace = (offset == 0);

		var query = "backend.php?op=rpc&subop=digest-update&feed_id=" + 
				param_escape(feed_id) +	"&offset=" + offset;

		console.log(query);

		new Ajax.Request("backend.php",	{
			parameters: query, 
			onComplete: function(transport) {
				fatal_error_check(transport);
				parse_headlines(transport, replace, no_effects);
				set_selected_feed(feed_id);
				_active_feed_offset = offset;
			} });

	} catch (e) {
		exception_error("view", e);
	}
}

function find_article(articles, article_id) {
	try {
		for (var i = 0; i < articles.length; i++) {
			if (articles[i].id == article_id)
				return articles[i];
		}

		return false;

	} catch (e) {
		exception_error("find_article", e);
	}
}

function find_feed(feeds, feed_id) {
	try {
		for (var i = 0; i < feeds.length; i++) {
			if (feeds[i].id == feed_id)
				return feeds[i];
		}

		return false;

	} catch (e) {
		exception_error("find_feed", e);
	}
}

function get_feed_icon(feed) {
	try {
		if (feed.has_icon)
			return 'icons/' + feed.id + '.ico';

		if (feed.id == -1)
			return 'images/mark_set.png';

		if (feed.id == -2)
			return 'images/pub_set.png';

		if (feed.id == -3)
			return 'images/fresh.png';

		if (feed.id == -4) 
			return 'images/tag.png';

		if (feed.id < -10) 
			return 'images/label.png';

		return 'images/blank_icon.gif';

	} catch (e) {
		exception_error("get_feed_icon", e);
	}
}

function add_feed_entry(feed) {
	try {
		var icon_part = "";

		icon_part = "<img src='" + get_feed_icon(feed) + "'/>";

		var tmp_html = "<li id=\"F-"+feed.id+"\" " +
				"onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" + 
			icon_part +
			"<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" +
			"<div class='unread-ctr'>" + 
				"<img onclick=\"catchup_feed("+feed.id+")\" title=\"" + 
					__("Mark as read") + 
					"\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" +
				"<span class=\"unread\">" + feed.unread + "</span>" + 
			"</div>" +	
			"</li>";

		$("feeds-content").innerHTML += tmp_html;

	} catch (e) {
		exception_error("add_feed_entry", e);
	}
}

function add_headline_entry(article, feed, no_effects) {
	try {

		var icon_part = "";

		icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>";

		var mark_part = "";
		var publ_part = "";

		var tags_part = "";

		if (article.tags.length > 0) {

			tags_part = " " + __("in") + " ";

			for (var i = 0; i < Math.min(5, article.tags.length); i++) {
				tags_part += "<a href=\"#\" onclick=\"viewfeed('" + 
						article.tags[i] + "')\">" + 
					article.tags[i] + "</a>, ";
			}

			tags_part = tags_part.replace(/, $/, "");
			tags_part = "<span class=\"tags\">" + tags_part + "</span>";
		}

		if (article.marked)
			mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>";
		else
			mark_part =	"<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>";

		if (article.published)
			publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>";
		else
			publ_part =	"<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>";

		var style = "";

		if (!no_effects) style = "style=\"display : none\"";

		var tmp_html = "<li id=\"A-"+article.id+"\" "+style+">" + 
			icon_part +

			"<div class='digest-check'>" +
				mark_part +
				publ_part +
				"<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
			"</div>" + 
			"<a target=\"_blank\" href=\""+article.link+"\""+
		  		"onclick=\"return view("+article.id+")\" class='title'>" + 
				article.title + "</a>" +
			"<div class='body'>" + 
			"<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" + 
				article.excerpt + "</div>" +
			"<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" + 
				feed.title + "</a> " + tags_part + " @ " + 
				new Date(article.updated * 1000) + "</div>" +
			"</div></li>";

		$("headlines-content").innerHTML += tmp_html;

		if (!no_effects)
			window.setTimeout('article_appear(' + article.id + ')', 100);

	} catch (e) {
		exception_error("add_headline_entry", e);
	}
}

function expand_feeds() {
	try {
		_feedlist_expanded = true;

		redraw_feedlist(last_feeds);

	} catch (e) {
		exception_error("expand_feeds", e);
	}
}

function redraw_feedlist(feeds) {
	try {

		$('feeds-content').innerHTML = "";

		var limit = 10;

		if (_feedlist_expanded) limit = feeds.length;

		for (var i = 0; i < Math.min(limit, feeds.length); i++) {
			add_feed_entry(feeds[i]);
		}

		if (feeds.length > limit) {
			$('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" +
				"<img src='images/blank_icon.gif'>" + 
				"<a href=\"#\" onclick=\"expand_feeds()\">" +
				__("%d more...").replace("%d", feeds.length-10) + 
				"</a>" + "</li>";
		}

	} catch (e) {
		exception_error("redraw_feedlist", e);
	}
}

function parse_feeds(transport) {
	try {

		if (!transport.responseXML) return;

		var feeds = transport.responseXML.getElementsByTagName('feeds')[0];

		if (feeds) {
			feeds = eval("(" + feeds.firstChild.nodeValue + ")");

			feeds.sort( function (a,b) 
				{ 
					if (b.unread != a.unread)
						return (b.unread - a.unread) 
					else
						if (a.title > b.title)
							return 1;
						else if (a.title < b.title)
							return -1;
						else
							return 0;					
				});

			var all_articles = find_feed(feeds, -4);

			update_title(all_articles.unread);

			last_feeds = feeds;

			redraw_feedlist(feeds);
		}

	} catch (e) {
		exception_error("parse_feeds", e);
	}
}

function parse_headlines(transport, replace, no_effects) {
	try {
		if (!transport.responseXML) return;

		var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
		var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0];

		if (headlines && headlines_title) {
			headlines = eval("(" + headlines.firstChild.nodeValue + ")");

			var title = headlines_title.firstChild.nodeValue;

			$("headlines-title").innerHTML = title;

			if (replace) {
				$('headlines-content').innerHTML = '';
				Element.hide('headlines-content');
			}

			var pr = $('H-MORE-PROMPT');

			if (pr) pr.parentNode.removeChild(pr);

			var inserted = false;

			for (var i = 0; i < headlines.length; i++) {
				
				if (!$('A-' + headlines[i].id)) {
					add_headline_entry(headlines[i], 
							find_feed(last_feeds, headlines[i].feed_id), !no_effects);

					inserted = $("A-" + headlines[i].id);
				}
			}

			if (pr) {
				$('headlines-content').appendChild(pr);
				if (!no_effects) new Effect.ScrollTo(inserted);
			} else {
				$('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
					"<div class='body'>" +
					"<a href=\"javascript:catchup_visible_articles()\">" +
				  	__("Mark as read") + "</a> | " + 
					"<a href=\"javascript:load_more()\">" +
				  	__("Load more...") + "</a>" + 
					"</div></li>";
			}

			if (replace && !no_effects) 
				new Effect.Appear('headlines-content', {duration : 0.3});

			//new Effect.Appear('headlines-content');
		}

	} catch (e) {
		exception_error("parse_headlines", e);
	}
}

function init() {
	try {
		
		new Ajax.Request("backend.php",	{
			parameters: "backend.php?op=rpc&subop=digest-init",
			onComplete: function(transport) {
				parse_feeds(transport);
				window.setTimeout('viewfeed(-4)', 100);
				_update_timeout = window.setTimeout('update()', 5*1000);
				} });

	} catch (e) {
		exception_error("digest_init", e);
	}
}

function toggle_mark(mark_img, id) {

	try {

		var query = "?op=rpc&id=" + id + "&subop=mark";
	
		query = query + "&afid=" + _active_feed_id;
		query = query + "&omode=c";

		if (!mark_img) return;

		if (mark_img.src.match("mark_unset")) {
			mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
			mark_img.alt = __("Unstar article");
			query = query + "&mark=1";
		} else {
			mark_img.alt = __("Please wait...");
			query = query + "&mark=0";
	
			mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
			mark_img.alt = __("Star article");
		}

		new Ajax.Request("backend.php", {
			parameters: query,
			onComplete: function(transport) { 
				update();
			} });

	} catch (e) {
		exception_error("toggle_mark", e);
	}
}

function toggle_pub(mark_img, id, note) {

	try {

		var query = "?op=rpc&id=" + id + "&subop=publ";
	
		query = query + "&afid=" + _active_feed_id;

		if (note != undefined) {
			query = query + "&note=" + param_escape(note);
		} else {
			query = query + "&note=undefined";
		}

		query = query + "&omode=c";

		if (!mark_img) return;

		if (mark_img.src.match("pub_unset") || note != undefined) {
			mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
			mark_img.alt = __("Unpublish article");
			query = query + "&pub=1";

		} else {
			mark_img.alt = __("Please wait...");
			query = query + "&pub=0";
	
			mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
			mark_img.alt = __("Publish article");
		}

		new Ajax.Request("backend.php", {
			parameters: query,
			onComplete: function(transport) { 
				update();
			} });

	} catch (e) {
		exception_error("toggle_pub", e);
	}
}

function fatal_error(code, msg) {
	try {	

		if (code == 6) {
			window.location.href = "digest.php";
		} else if (code == 5) {
			window.location.href = "update.php";
		} else {
	
			if (msg == "") msg = "Unknown error";

			console.error("Fatal error: " + code + "\n" + 
				msg);
			
		}

	} catch (e) {
		exception_error("fatalError", e);
	}
}

function fatal_error_check(transport) {
	try {
		if (transport.responseXML) {
			var error = transport.responseXML.getElementsByTagName("error")[0];

			if (error) {
				var code = error.getAttribute("error-code");
				var msg = error.getAttribute("error-msg");
				if (code != 0) {
					fatal_error(code, msg);
					return false;
				}
			}
		}
	} catch (e) {
		exception_error("fatal_error_check", e);
	}
	return true;
}

function feed_mi(elem) {
	try {
		var imgs = elem.getElementsByTagName('IMG');
		var spans = elem.getElementsByTagName('SPAN');

		for (var i = 0; i < imgs.length; i++) {
			if (imgs[i].className == "dismiss")
				Element.show(imgs[i]);
		}

		for (var i = 0; i < spans.length; i++) {
			if (spans[i].className == "unread")
				Element.hide(spans[i]);
		}


	} catch (e) {
		exception_error("feed_mi", e);
	}
}

function feed_mo(elem) {
	try {
		var imgs = elem.getElementsByTagName('IMG');
		var spans = elem.getElementsByTagName('SPAN');

		for (var i = 0; i < imgs.length; i++) {
			if (imgs[i].className == "dismiss")
				Element.hide(imgs[i]);
		}

		for (var i = 0; i < spans.length; i++) {
			if (spans[i].className == "unread")
				Element.show(spans[i]);
		}

	} catch (e) {
		exception_error("feed_mo", e);
	}
}

function update_title(unread) {
	try {
		document.title = "Tiny Tiny RSS";

		if (unread > 0)
			document.title += " (" + unread + ")";

	} catch (e) {
		exception_error("update_title", e);
	}
}
Commit	Line	Data
c01f40f4 AD	1	var last_feeds = [];
c01f40f4 AD	2
1ca8997b AD	3	var _active_feed_id = false;
1ca8997b AD	4	var _active_feed_offset = false;
118e9399	5	var _update_timeout = false;
c1b5cd23 AD	6	var _feedlist_expanded = false;
c1b5cd23 AD	7
41de9581 AD	8	function article_appear(article_id) {
	9	try {
	10	new Effect.Appear('A-' + article_id);
	11	} catch (e) {
	12	exception_error("article_appear", e);
	13	}
	14	}
	15
c1b5cd23 AD	16	function catchup_feed(feed_id, callback) {
	17	try {
	18
	19	var fn = find_feed(last_feeds, feed_id).title;
	20
	21	if (confirm(__("Mark all articles in %s as read?").replace("%s", fn))) {
	22
	23	var is_cat = "";
	24
9ed133e7	25	if (feed_id < 0) is_cat = "true"; // KLUDGE
c1b5cd23 AD	26
	27	var query = "?op=rpc&subop=catchupFeed&feed_id=" +
	28	feed_id + "&is_cat=" + is_cat;
	29
	30	new Ajax.Request("backend.php", {
	31	parameters: query,
	32	onComplete: function(transport) {
	33	if (callback) callback(transport);
	34
	35	update();
	36	} });
	37	}
	38
	39	} catch (e) {
	40	exception_error("catchup_article", e);
	41	}
	42	}
	43
46360a96 AD	44	function catchup_visible_articles(callback) {
	45	try {
	46	var elems = $("headlines-content").getElementsByTagName("LI");
	47	var ids = [];
	48
	49	for (var i = 0; i < elems.length; i++) {
	50	if (elems[i].id && elems[i].id.match("A-")) {
	51	ids.push(elems[i].id.replace("A-", ""));
	52	}
	53	}
	54
	55	var query = "?op=rpc&subop=catchupSelected" +
	56	"&cmode=0&ids=" + param_escape(ids);
	57
	58	new Ajax.Request("backend.php", {
	59	parameters: query,
	60	onComplete: function(transport) {
	61	if (callback) callback(transport);
	62
	63	viewfeed(_active_feed_id, 0);
	64	} });
	65
	66	} catch (e) {
	67	exception_error("catchup_visible_articles", e);
	68	}
	69	}
1ca8997b	70
d5d56329 AD	71	function catchup_article(article_id, callback) {
	72	try {
	73	var query = "?op=rpc&subop=catchupSelected" +
	74	"&cmode=0&ids=" + article_id;
	75
	76	new Ajax.Request("backend.php", {
	77	parameters: query,
	78	onComplete: function(transport) {
	79	if (callback) callback(transport);
	80	} });
	81
	82	} catch (e) {
	83	exception_error("catchup_article", e);
	84	}
	85	}
	86
	87	function set_selected_feed(feed_id) {
11a7a966 AD	88	try {
	89	var feeds = $("feeds-content").getElementsByTagName("LI");
	90
	91	for (var i = 0; i < feeds.length; i++) {
	92	if (feeds[i].id == "F-" + feed_id)
	93	feeds[i].className = "selected";
	94	else
	95	feeds[i].className = "";
	96	}
	97
d5d56329 AD	98	_active_feed_id = feed_id;
d5d56329 AD	99
11a7a966 AD	100	} catch (e) {
	101	exception_error("mark_selected_feed", e);
	102	}
	103	}
	104
d8ea9902	105	function zoom(elem, article_id) {
22933e5e	106	try {
d8ea9902	107	//alert(elem + "/" + article_id);
22933e5e	108
d8ea9902 AD	109	elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
	110	__("Loading, please wait...");
	111
	112	new Ajax.Request("backend.php", {
	113	parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
	114	article_id,
	115	onComplete: function(transport) {
	116	fatal_error_check(transport);
	117
	118	if (transport.responseXML) {
	119	var article = transport.responseXML.getElementsByTagName('article')[0];
	120	elem.innerHTML = article.firstChild.nodeValue;
85629f6c AD	121
	122	new Effect.BlindDown(elem, {duration : 0.5});
	123
	124	elem.onclick = false;
	125	elem.style.cursor = "auto";
d8ea9902 AD	126	} else {
	127	elem.innerHTML = __("Error: unable to load article.");
	128	}
	129
	130	} });
118e9399	131
118e9399 AD	132
	133	} catch (e) {
	134	exception_error("zoom", e);
	135	}
	136	}
	137
	138	function load_more() {
	139	try {
118e9399 AD	140	viewfeed(_active_feed_id, _active_feed_offset + 10);
	141	} catch (e) {
	142	exception_error("load_more", e);
	143	}
	144	}
	145
	146	function update() {
	147	try {
d5d56329 AD	148	console.log('updating feeds...');
	149
	150	window.clearTimeout(_update_timeout);
	151
	152	new Ajax.Request("backend.php", {
	153	parameters: "?op=rpc&subop=digest-init",
	154	onComplete: function(transport) {
e0cebf2a	155	fatal_error_check(transport);
d5d56329 AD	156	parse_feeds(transport);
	157	set_selected_feed(_active_feed_id);
	158	} });
	159
	160	_update_timeout = window.setTimeout('update()', 5*1000);
118e9399 AD	161	} catch (e) {
	162	exception_error("update", e);
	163	}
	164	}
	165
d5d56329	166	function remove_headline_entry(article_id) {
118e9399 AD	167	try {
	168	var elem = $('A-' + article_id);
	169
d5d56329 AD	170	if (elem) {
	171	elem.parentNode.removeChild(elem);
	172	}
118e9399	173
d5d56329 AD	174	} catch (e) {
	175	exception_error("remove_headline_entry", e);
	176	}
	177	}
118e9399	178
d5d56329 AD	179	function view(article_id, dismiss_only) {
	180	try {
	181	remove_headline_entry(article_id);
118e9399	182
d5d56329	183	catchup_article(article_id,
1a434472	184	function() {
41de9581 AD	185	viewfeed(_active_feed_id, _active_feed_offset, false, true);
41de9581 AD	186	update();
1a434472	187	});
118e9399 AD	188
118e9399 AD	189	return dismiss_only != true;
22933e5e AD	190	} catch (e) {
	191	exception_error("view", e);
	192	}
	193	}
	194
41de9581	195	function viewfeed(feed_id, offset, replace, no_effects) {
b41c2549 AD	196	try {
b41c2549 AD	197
1ca8997b AD	198	if (!feed_id) feed_id = _active_feed_id;
1ca8997b AD	199
d5d56329	200	if (!offset) {
1ca8997b	201	offset = 0;
d5d56329	202	} else {
1ca8997b	203	offset = _active_feed_offset + offset;
d5d56329	204	}
1ca8997b	205
41de9581 AD	206	if (replace == undefined) replace = (offset == 0);
41de9581 AD	207
78ac6caf AD	208	var query = "backend.php?op=rpc&subop=digest-update&feed_id=" +
	209	param_escape(feed_id) + "&offset=" + offset;
	210
	211	console.log(query);
1ca8997b	212
b41c2549	213	new Ajax.Request("backend.php", {
1ca8997b	214	parameters: query,
b41c2549	215	onComplete: function(transport) {
e0cebf2a	216	fatal_error_check(transport);
41de9581	217	parse_headlines(transport, replace, no_effects);
d5d56329	218	set_selected_feed(feed_id);
1ca8997b	219	_active_feed_offset = offset;
11a7a966	220	} });
b41c2549 AD	221
	222	} catch (e) {
	223	exception_error("view", e);
	224	}
	225	}
	226
118e9399 AD	227	function find_article(articles, article_id) {
	228	try {
	229	for (var i = 0; i < articles.length; i++) {
	230	if (articles[i].id == article_id)
	231	return articles[i];
	232	}
	233
	234	return false;
	235
	236	} catch (e) {
	237	exception_error("find_article", e);
	238	}
	239	}
	240
c01f40f4 AD	241	function find_feed(feeds, feed_id) {
	242	try {
	243	for (var i = 0; i < feeds.length; i++) {
	244	if (feeds[i].id == feed_id)
	245	return feeds[i];
	246	}
	247
	248	return false;
	249
	250	} catch (e) {
	251	exception_error("find_feed", e);
	252	}
	253	}
	254
b41c2549 AD	255	function get_feed_icon(feed) {
	256	try {
	257	if (feed.has_icon)
	258	return 'icons/' + feed.id + '.ico';
	259
	260	if (feed.id == -1)
	261	return 'images/mark_set.png';
	262
	263	if (feed.id == -2)
	264	return 'images/pub_set.png';
	265
	266	if (feed.id == -3)
	267	return 'images/fresh.png';
	268
	269	if (feed.id == -4)
	270	return 'images/tag.png';
	271
	272	if (feed.id < -10)
	273	return 'images/label.png';
	274
d5d56329 AD	275	return 'images/blank_icon.gif';
d5d56329 AD	276
b41c2549 AD	277	} catch (e) {
	278	exception_error("get_feed_icon", e);
	279	}
	280	}
	281
c01f40f4 AD	282	function add_feed_entry(feed) {
	283	try {
	284	var icon_part = "";
	285
b41c2549	286	icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
c01f40f4	287
c1b5cd23 AD	288	var tmp_html = "<li id=\"F-"+feed.id+"\" " +
c1b5cd23 AD	289	"onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" +
c01f40f4	290	icon_part +
c1b5cd23 AD	291	"<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" +
c1b5cd23 AD	292	"<div class='unread-ctr'>" +
46360a96 AD	293	"<img onclick=\"catchup_feed("+feed.id+")\" title=\"" +
	294	__("Mark as read") +
	295	"\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" +
c1b5cd23 AD	296	"<span class=\"unread\">" + feed.unread + "</span>" +
c1b5cd23 AD	297	"</div>" +
c01f40f4 AD	298	"</li>";
	299
	300	$("feeds-content").innerHTML += tmp_html;
	301
	302	} catch (e) {
	303	exception_error("add_feed_entry", e);
	304	}
	305	}
	306
41de9581	307	function add_headline_entry(article, feed, no_effects) {
c01f40f4 AD	308	try {
	309
	310	var icon_part = "";
	311
d5d56329	312	icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>";
c01f40f4	313
9ed133e7 AD	314	var mark_part = "";
	315	var publ_part = "";
	316
78ac6caf AD	317	var tags_part = "";
	318
	319	if (article.tags.length > 0) {
	320
	321	tags_part = " " + __("in") + " ";
	322
	323	for (var i = 0; i < Math.min(5, article.tags.length); i++) {
	324	tags_part += "<a href=\"#\" onclick=\"viewfeed('" +
	325	article.tags[i] + "')\">" +
	326	article.tags[i] + "</a>, ";
	327	}
	328
	329	tags_part = tags_part.replace(/, $/, "");
	330	tags_part = "<span class=\"tags\">" + tags_part + "</span>";
	331	}
	332
9ed133e7 AD	333	if (article.marked)
	334	mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>";
	335	else
	336	mark_part = "<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>";
	337
	338	if (article.published)
	339	publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>";
	340	else
	341	publ_part = "<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>";
	342
41de9581	343	var style = "";
9ed133e7	344
41de9581 AD	345	if (!no_effects) style = "style=\"display : none\"";
	346
	347	var tmp_html = "<li id=\"A-"+article.id+"\" "+style+">" +
c01f40f4	348	icon_part +
85629f6c	349
6361fd20	350	"<div class='digest-check'>" +
85629f6c AD	351	mark_part +
	352	publ_part +
	353	"<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
6361fd20	354	"</div>" +
22933e5e AD	355	"<a target=\"_blank\" href=\""+article.link+"\""+
	356	"onclick=\"return view("+article.id+")\" class='title'>" +
	357	article.title + "</a>" +
118e9399	358	"<div class='body'>" +
d8ea9902	359	"<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" +
118e9399	360	article.excerpt + "</div>" +
c524d7e6	361	"<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
78ac6caf	362	feed.title + "</a> " + tags_part + " @ " +
b41c2549	363	new Date(article.updated * 1000) + "</div>" +
1ca8997b	364	"</div></li>";
c01f40f4 AD	365
	366	$("headlines-content").innerHTML += tmp_html;
	367
41de9581 AD	368	if (!no_effects)
	369	window.setTimeout('article_appear(' + article.id + ')', 100);
	370
c01f40f4 AD	371	} catch (e) {
	372	exception_error("add_headline_entry", e);
	373	}
	374	}
	375
c1b5cd23 AD	376	function expand_feeds() {
	377	try {
	378	_feedlist_expanded = true;
	379
	380	redraw_feedlist(last_feeds);
	381
	382	} catch (e) {
	383	exception_error("expand_feeds", e);
	384	}
	385	}
	386
	387	function redraw_feedlist(feeds) {
	388	try {
	389
	390	$('feeds-content').innerHTML = "";
	391
	392	var limit = 10;
	393
	394	if (_feedlist_expanded) limit = feeds.length;
	395
	396	for (var i = 0; i < Math.min(limit, feeds.length); i++) {
	397	add_feed_entry(feeds[i]);
	398	}
	399
	400	if (feeds.length > limit) {
	401	$('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" +
	402	"<img src='images/blank_icon.gif'>" +
	403	"<a href=\"#\" onclick=\"expand_feeds()\">" +
	404	__("%d more...").replace("%d", feeds.length-10) +
	405	"</a>" + "</li>";
	406	}
	407
	408	} catch (e) {
	409	exception_error("redraw_feedlist", e);
	410	}
	411	}
	412
d5d56329 AD	413	function parse_feeds(transport) {
	414	try {
	415
c1b5cd23 AD	416	if (!transport.responseXML) return;
c1b5cd23 AD	417
d5d56329 AD	418	var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
	419
	420	if (feeds) {
	421	feeds = eval("(" + feeds.firstChild.nodeValue + ")");
	422
e0cebf2a AD	423	feeds.sort( function (a,b)
	424	{
	425	if (b.unread != a.unread)
	426	return (b.unread - a.unread)
	427	else
	428	if (a.title > b.title)
	429	return 1;
	430	else if (a.title < b.title)
	431	return -1;
	432	else
	433	return 0;
	434	});
	435
4311cc7e AD	436	var all_articles = find_feed(feeds, -4);
	437
	438	update_title(all_articles.unread);
	439
d5d56329 AD	440	last_feeds = feeds;
d5d56329 AD	441
c1b5cd23	442	redraw_feedlist(feeds);
d5d56329 AD	443	}
	444
	445	} catch (e) {
	446	exception_error("parse_feeds", e);
	447	}
	448	}
	449
41de9581	450	function parse_headlines(transport, replace, no_effects) {
d5d56329	451	try {
c1b5cd23 AD	452	if (!transport.responseXML) return;
c1b5cd23 AD	453
d5d56329	454	var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
78ac6caf	455	var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0];
d5d56329	456
78ac6caf	457	if (headlines && headlines_title) {
d5d56329 AD	458	headlines = eval("(" + headlines.firstChild.nodeValue + ")");
d5d56329 AD	459
78ac6caf AD	460	var title = headlines_title.firstChild.nodeValue;
	461
	462	$("headlines-title").innerHTML = title;
	463
6eed9e80 AD	464	if (replace) {
	465	$('headlines-content').innerHTML = '';
	466	Element.hide('headlines-content');
	467	}
d5d56329	468
c1b5cd23	469	var pr = $('H-MORE-PROMPT');
d5d56329 AD	470
	471	if (pr) pr.parentNode.removeChild(pr);
	472
6eed9e80 AD	473	var inserted = false;
6eed9e80 AD	474
d5d56329 AD	475	for (var i = 0; i < headlines.length; i++) {
	476
	477	if (!$('A-' + headlines[i].id)) {
	478	add_headline_entry(headlines[i],
41de9581	479	find_feed(last_feeds, headlines[i].feed_id), !no_effects);
6eed9e80 AD	480
6eed9e80 AD	481	inserted = $("A-" + headlines[i].id);
d5d56329 AD	482	}
	483	}
	484
	485	if (pr) {
	486	$('headlines-content').appendChild(pr);
41de9581	487	if (!no_effects) new Effect.ScrollTo(inserted);
d5d56329	488	} else {
c1b5cd23	489	$('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
46360a96 AD	490	"<div class='body'>" +
	491	"<a href=\"javascript:catchup_visible_articles()\">" +
	492	__("Mark as read") + "</a> \| " +
	493	"<a href=\"javascript:load_more()\">" +
	494	__("Load more...") + "</a>" +
	495	"</div></li>";
d5d56329 AD	496	}
d5d56329 AD	497
41de9581 AD	498	if (replace && !no_effects)
41de9581 AD	499	new Effect.Appear('headlines-content', {duration : 0.3});
6eed9e80 AD	500
6eed9e80 AD	501	//new Effect.Appear('headlines-content');
d5d56329 AD	502	}
	503
	504	} catch (e) {
	505	exception_error("parse_headlines", e);
	506	}
	507	}
	508
d5d56329	509	function init() {
c01f40f4 AD	510	try {
	511
	512	new Ajax.Request("backend.php", {
	513	parameters: "backend.php?op=rpc&subop=digest-init",
	514	onComplete: function(transport) {
d5d56329	515	parse_feeds(transport);
1ca8997b	516	window.setTimeout('viewfeed(-4)', 100);
d5d56329	517	_update_timeout = window.setTimeout('update()', 5*1000);
c01f40f4 AD	518	} });
	519
	520	} catch (e) {
	521	exception_error("digest_init", e);
	522	}
	523	}
6361fd20	524
9ed133e7	525	function toggle_mark(mark_img, id) {
6361fd20 AD	526
	527	try {
	528
	529	var query = "?op=rpc&id=" + id + "&subop=mark";
	530
	531	query = query + "&afid=" + _active_feed_id;
	532	query = query + "&omode=c";
	533
	534	if (!mark_img) return;
	535
6361fd20 AD	536	if (mark_img.src.match("mark_unset")) {
	537	mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
	538	mark_img.alt = __("Unstar article");
	539	query = query + "&mark=1";
	540	} else {
	541	mark_img.alt = __("Please wait...");
	542	query = query + "&mark=0";
	543
	544	mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
	545	mark_img.alt = __("Star article");
	546	}
	547
	548	new Ajax.Request("backend.php", {
	549	parameters: query,
	550	onComplete: function(transport) {
9ed133e7	551	update();
6361fd20 AD	552	} });
	553
	554	} catch (e) {
9ed133e7	555	exception_error("toggle_mark", e);
6361fd20 AD	556	}
	557	}
	558
9ed133e7	559	function toggle_pub(mark_img, id, note) {
6361fd20 AD	560
	561	try {
	562
	563	var query = "?op=rpc&id=" + id + "&subop=publ";
	564
	565	query = query + "&afid=" + _active_feed_id;
	566
	567	if (note != undefined) {
	568	query = query + "&note=" + param_escape(note);
	569	} else {
	570	query = query + "&note=undefined";
	571	}
	572
	573	query = query + "&omode=c";
	574
	575	if (!mark_img) return;
	576
	577	if (mark_img.src.match("pub_unset") \|\| note != undefined) {
	578	mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
	579	mark_img.alt = __("Unpublish article");
	580	query = query + "&pub=1";
	581
	582	} else {
	583	mark_img.alt = __("Please wait...");
	584	query = query + "&pub=0";
	585
	586	mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
	587	mark_img.alt = __("Publish article");
	588	}
	589
	590	new Ajax.Request("backend.php", {
	591	parameters: query,
	592	onComplete: function(transport) {
9ed133e7	593	update();
6361fd20 AD	594	} });
	595
	596	} catch (e) {
9ed133e7	597	exception_error("toggle_pub", e);
6361fd20 AD	598	}
	599	}
	600
e0cebf2a AD	601	function fatal_error(code, msg) {
	602	try {
	603
	604	if (code == 6) {
	605	window.location.href = "digest.php";
	606	} else if (code == 5) {
	607	window.location.href = "update.php";
	608	} else {
	609
	610	if (msg == "") msg = "Unknown error";
	611
	612	console.error("Fatal error: " + code + "\n" +
	613	msg);
	614
	615	}
	616
	617	} catch (e) {
	618	exception_error("fatalError", e);
	619	}
	620	}
	621
	622	function fatal_error_check(transport) {
	623	try {
	624	if (transport.responseXML) {
	625	var error = transport.responseXML.getElementsByTagName("error")[0];
	626
	627	if (error) {
	628	var code = error.getAttribute("error-code");
	629	var msg = error.getAttribute("error-msg");
	630	if (code != 0) {
	631	fatal_error(code, msg);
	632	return false;
	633	}
	634	}
	635	}
	636	} catch (e) {
	637	exception_error("fatal_error_check", e);
	638	}
	639	return true;
	640	}
	641
c1b5cd23 AD	642	function feed_mi(elem) {
	643	try {
	644	var imgs = elem.getElementsByTagName('IMG');
	645	var spans = elem.getElementsByTagName('SPAN');
	646
	647	for (var i = 0; i < imgs.length; i++) {
	648	if (imgs[i].className == "dismiss")
	649	Element.show(imgs[i]);
	650	}
	651
	652	for (var i = 0; i < spans.length; i++) {
	653	if (spans[i].className == "unread")
	654	Element.hide(spans[i]);
	655	}
	656
	657
	658	} catch (e) {
	659	exception_error("feed_mi", e);
	660	}
	661	}
	662
	663	function feed_mo(elem) {
	664	try {
	665	var imgs = elem.getElementsByTagName('IMG');
	666	var spans = elem.getElementsByTagName('SPAN');
	667
	668	for (var i = 0; i < imgs.length; i++) {
	669	if (imgs[i].className == "dismiss")
	670	Element.hide(imgs[i]);
	671	}
	672
	673	for (var i = 0; i < spans.length; i++) {
	674	if (spans[i].className == "unread")
	675	Element.show(spans[i]);
	676	}
e0cebf2a	677
c1b5cd23 AD	678	} catch (e) {
	679	exception_error("feed_mo", e);
	680	}
	681	}
4311cc7e AD	682
	683	function update_title(unread) {
	684	try {
	685	document.title = "Tiny Tiny RSS";
	686
	687	if (unread > 0)
	688	document.title += " (" + unread + ")";
	689
	690	} catch (e) {
	691	exception_error("update_title", e);
	692	}
	693	}
	694