1 files changed, 293 insertions, 0 deletions
diff --git a/cgi-bin/js/lxrng-funcs.js b/cgi-bin/js/lxrng-funcs.js
new file mode 100644
index 0000000..d7c9be8
--- /dev/null
+++ b/cgi-bin/js/lxrng-funcs.js
@@ -0,0 +1,293 @@
+function popup_search(searchform) {
+	searchform = document.getElementById(searchform);
+	searchform.target = window.name + '-popup';
+	searchform.navtarget.value = window.name;
+	window.open('', window.name + '-popup',
+		'width=400,height=600,menubar=yes,status=yes,scrollbars=yes');
+	return true;
+}
+
+function popup_anchor() {
+	var anchor = this;
+	window.open('', window.name + '-popup',
+		'width=400,height=600,menubar=yes,status=yes,scrollbars=yes');
+	anchor.target = window.name + '-popup';
+
+	if (anchor.href.indexOf("navtarget=") >= 0)
+		return true;
+
+	if (anchor.href.indexOf("?") >= 0) {
+		anchor.href = anchor.href + ';navtarget=' + window.name;
+	}
+	else {
+		anchor.href = anchor.href + '?navtarget=' + window.name;
+	}
+	return true;
+}
+
+function navigate_here(searchform) {
+	searchform = document.getElementById(searchform);
+	searchform.target = window.name;
+	return true;
+}
+
+function window_unique(serial) {
+	if (!window.name)
+		window.name = 'lxr-source-' + serial;
+}
+
+function do_search(form) {
+	if (use_ajax_navigation) {
+		var res = document.getElementById('search_results');
+		res.style.display = 'block';
+		res.innerHTML = '<div class="progress">Searching...</div>';
+	
+		pjx_search(['type__search',
+			    'search', 'v', 'tree__' + loaded_tree],
+			   ['search_results']);
+		return false;
+	}
+	else if (use_popup_navigation) {
+		form.target = window.name + '-popup';
+		form.navtarget.value = window.name;
+		reswin = window.open('', window.name + '-popup',
+			'width=400,height=600,menubar=yes,status=yes,scrollbars=yes');
+	}
+	return true;
+}
+
+function hide_search() {
+	var res = document.getElementById('search_results');
+	res.style.display = 'none';
+	return false;
+}
+
+var loaded_hash;
+var loaded_tree;
+var loaded_file;
+var loaded_ver;
+var loaded_line;
+
+var pending_tree;
+var pending_file;
+var pending_ver;
+var pending_line;
+
+function ajax_nav() {
+	var file = this.href.replace(/^(http:.*?lxr\/[+]ajax\/|)/, '');
+	// alert(loaded_file + ' - ' + file);
+	load_file(loaded_tree, file, loaded_ver, '');
+	return false;
+}
+
+function ajax_prefs() {
+	if (use_ajax_navigation) {
+		var full_path = location.href.split(/#/)[0];
+		full_path = full_path + '/' + loaded_tree;
+		if (loaded_ver) {
+			full_path = full_path + '+' + loaded_ver;
+		}
+		full_path = full_path + '/+prefs?return=' + loaded_file.replace(/^\/?$/, '.');
+		location = full_path;
+		return false;
+	}
+	else {
+		return true;
+	}
+}
+
+var hash_check;
+function check_hash_navigation() {
+	if (location.hash != loaded_hash) {
+		if (location.hash.replace(/\#L\d+$/, '') == 
+		    loaded_hash.replace(/\#L\d+$/, ''))
+		{
+			var l = location.hash.replace(/.*(\#L\d+)$/, '$1');
+			var a = document.getElementById(l);
+			if (l && a) {
+				a.name = location.hash;
+				location.hash = a.name;
+			}
+		}
+		else {
+			// alert(location.hash + ' / ' + loaded_hash);
+			load_content();		
+		}
+	}
+	else {
+		hash_check = setTimeout('check_hash_navigation()', 50);
+	}
+}
+
+function load_file(tree, file, ver, line) {
+	if (!use_ajax_navigation) {
+		return true;
+	}
+
+	if (hash_check) {
+		clearTimeout(hash_check);
+	}
+
+	var res = document.getElementById('content');
+
+	// TODO: check if file already loaded and perform only line
+	// location update.
+	res.innerHTML = '<div class="progress">Loading...</div>';
+	pending_line = line;
+	pending_tree = tree;
+	pending_file = file;
+	if (ver) {
+		pending_ver = ver;
+	}
+	else {
+		pending_ver = '';
+	}
+
+	pjx_load_file(['tree__' + tree, 'file__' + file, 'v__' + ver, 'line__' + line],
+		      [load_file_finalize]);
+	return false;
+}
+
+function load_file_finalize(content) {
+	var res = document.getElementById('content');
+	res.innerHTML = content;
+	var head = document.getElementById('current_path');
+	head.innerHTML = '<a class=\"fref\" href=\".\">' + pending_tree + '</a>';
+	var path_walked = '';
+	var elems = pending_file.split(/\//);
+	for (var i=0; i<elems.length; i++) {
+		if (elems[i] != '') {
+			head.innerHTML = head.innerHTML + '/' +
+				'<a class=\"fref\" href=\"' + path_walked + elems[i] +
+				'\">' + elems[i] + '</a>';
+			path_walked = path_walked + elems[i] + '/';
+		}
+	}
+	document.title = 'LXR ' + pending_tree + '/' + pending_file;
+
+	var full_path = pending_tree;
+	if (pending_ver) {
+		full_path = full_path + '+' + pending_ver;
+	}
+	full_path = full_path + '/' + pending_file.replace(/^\/?/, '');
+
+	var pre = document.getElementById('file_contents');
+	if (pre && pre.className == 'partial') {
+		pjx_load_file(['tree__' + pending_tree, 'file__' + pending_file,
+			       'v__' + pending_ver, 'full__1'],
+			      [load_file_finalize]);
+	}
+
+	if (pending_line) {
+		var anchor = document.getElementById('L' + pending_line);
+		if (anchor) {
+			anchor.name = full_path + '#L' + pending_line;
+			location.hash = full_path + '#L' + pending_line;
+		}
+		else {
+			location.hash = full_path;
+		}
+		loaded_line = pending_line;
+	}
+	else {
+		location.hash = full_path;
+		loaded_line = 0;
+	}
+	loaded_hash = location.hash;
+	loaded_tree = pending_tree;
+	loaded_file = pending_file;
+	loaded_ver = pending_ver;
+	if (hash_check) {
+		clearTimeout(hash_check);
+	}
+	hash_check = setTimeout('check_hash_navigation()', 50);
+
+	var i;
+	for (i = 0; i < document.links.length; i++) {
+		if (document.links[i].className == 'fref' || 
+		    document.links[i].className == 'line')
+		{
+			document.links[i].onclick = ajax_nav;
+		}
+		else if (document.links[i].className == 'sref' || 
+		    document.links[i].className == 'falt')
+		{
+			document.links[i].onclick = ajax_lookup_anchor; 
+		}
+
+	}
+}
+
+function load_content() {
+	var tree = location.hash.split('/', 1);
+	tree = tree[0].split(/[+]/);
+	var ver = tree[1] || '';
+	tree = tree[0].replace(/^#/, '');
+	var file = location.hash.replace(/^[^\/]*\/?/, '');
+	var line = file.replace(/.*\#L(\d+)/, '$1');
+	file = file.replace(/\#L\d+$/, '');
+
+	load_file(tree, file, ver, line);
+
+	pjx_releases(['tree__' + tree],
+		     [load_content_finalize]);
+}
+
+function load_content_finalize(content) {
+	var res = document.getElementById('ver_select');
+	res.innerHTML = content;
+	var verlist = document.getElementById('ver_list');
+	verlist.value = pending_ver;
+}
+
+function update_version(verlist, base_url, tree, defversion, path) {
+	if (use_ajax_navigation) {
+		var file = location.hash.replace(/^[^\/]*\//, '');
+	
+		load_file(loaded_tree, file, verlist.value, '');
+		return false;
+	}
+	else {
+		var newurl = base_url.replace(/[^\/]*\/?$/, '');
+		if (verlist.value == defversion) {
+			newurl = newurl + tree;
+		}
+		else {
+			newurl = newurl + tree + '+' + verlist.value;
+		}
+		newurl = newurl + '/' + path.replace(/^\//, '');
+		document.location = newurl;
+	}
+}
+
+function popup_prepare(serial) {
+	window_unique(serial);
+	var i;
+	for (i = 0; i < document.links.length; i++) {
+		if (document.links[i].className == 'sref' || 
+		    document.links[i].className == 'falt')
+		{
+			document.links[i].onclick = popup_anchor;
+		}
+	}
+}
+
+function ajax_lookup_anchor(event, anchor) {
+	if (!use_ajax_navigation)
+		return true;
+
+	if (!anchor)
+		anchor = this;
+	
+	lookup = anchor.href.replace(/^(http:.*?lxr\/[+]ajax\/|)/, '');
+	var lvar = document.getElementById('ajax_lookup');
+	lvar.value = lookup;
+
+	var res = document.getElementById('search_results');
+	res.style.display = 'block';
+	res.innerHTML = '<div class="progress">Searching...</div>';
+
+	pjx_search(['ajax_lookup', 'v', 'tree__' + loaded_tree],
+		   ['search_results']);
+	return false;
+}