2 // Copyright (c) 2016-2019 by the citadel.org team
4 // This program is open source software; you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License version 3.
7 // This program is distributed in the hope that it will be useful,
8 // but WITHOUT ANY WARRANTY; without even the implied warranty of
9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 // GNU General Public License for more details.
13 var current_room = "_BASEROOM_";
15 var total_messages = 0;
19 var current_user = _("Not logged in.");
22 var messages_per_page = 20;
26 // Placeholder for when we add i18n later
32 // Generate a random string of the specified length
33 // Useful for generating one-time-use div names
35 function randomString(length) {
36 var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghiklmnopqrstuvwxyz'.split('');
40 length = Math.floor(Math.random() * chars.length);
42 for (var i = 0; i < length; i++) {
43 str += chars[Math.floor(Math.random() * chars.length)];
49 // string escape for html display
51 function escapeHTML(text) {
53 return text.replace(/[\"&<>]/g, function (a) {
64 // string escape for html display
66 function escapeHTMLURI(text) {
68 return text.replace(/./g, function (a) {
69 return '%' + a.charCodeAt(0).toString(16);
74 // string escape for JavaScript string
76 function escapeJS(text) {
78 return text.replace(/[\"\']/g, function (a) {
84 // This is called at the very beginning of the main page load.
86 function ctdl_startup() {
87 var request = new XMLHttpRequest();
88 request.open("GET", "/ctdl/c/info", true);
89 request.onreadystatechange = function() {
90 if ((this.readyState === 4) && ((this.status / 100) == 2)) {
91 ctdl_startup_2(JSON.parse(this.responseText));
99 // Continuation of ctdl_startup() after serv_info is retrieved
101 function ctdl_startup_2(data) {
104 if (data.serv_rev_level < 905) {
105 alert("Citadel server is too old, some functions may not work");
110 // for now, show a room list in the main div
111 gotoroom("_BASEROOM_");
116 // Display a room list in the main div.
118 function display_room_list() {
119 document.getElementById("roomlist").innerHTML = "<img src=\"/ctdl/s/throbber.gif\" />" ; // show throbber while loading
121 var request = new XMLHttpRequest();
122 request.open("GET", "/ctdl/r/", true);
123 request.onreadystatechange = function() {
124 if ((this.readyState === 4) && ((this.status / 100) == 2)) {
125 display_room_list_renderer(JSON.parse(this.responseText));
133 // Renderer for display_room_list()
135 function display_room_list_renderer(data) {
136 data = data.sort(function(a,b) {
137 if (a.floor != b.floor) {
138 return(a.floor - b.floor);
140 if (a.rorder != b.rorder) {
141 return(a.rorder - b.rorder);
143 return(a.name < b.name);
146 new_roomlist_text = "<ul>" ;
148 for (var i in data) {
150 if (data[i].floor != data[i-1].floor) {
151 new_roomlist_text = new_roomlist_text + "<li class=\"divider\"></li>" ;
154 new_roomlist_text = new_roomlist_text +
156 + (data[i].hasnewmsgs ? "<b>" : "")
157 + "<a href=\"javascript:gotoroom('" + escapeJS(escapeHTML(data[i].name)) + "');\">"
158 + escapeHTML(data[i].name)
159 + (data[i].hasnewmsgs ? "</b>" : "")
163 new_roomlist_text = new_roomlist_text + "</ul>";
164 document.getElementById("roomlist").innerHTML = new_roomlist_text ;
168 // Update the "banner" div with all relevant info.
170 function update_banner() {
173 document.getElementById("ctdl_banner_title").innerHTML = current_room;
174 document.title = current_room;
177 document.getElementById("ctdl_banner_title").innerHTML = serv_info.serv_humannode;
179 document.getElementById("current_user").innerHTML = current_user ;
181 document.getElementById("lilo").innerHTML = "<a href=\"/ctdl/a/logout\">" + _("Log off") + "</a>" ;
184 document.getElementById("lilo").innerHTML = "<a href=\"javascript:display_login_screen('')\">" + _("Log in") + "</a>" ;
191 function gotoroom(roomname) {
192 var request = new XMLHttpRequest();
193 request.open("GET", "/ctdl/r/" + escapeHTMLURI(roomname) + "/", true);
194 request.onreadystatechange = function() {
195 if ((this.readyState === 4) && ((this.status / 100) == 2)) {
196 gotoroom_2(JSON.parse(this.responseText));
202 function gotoroom_2(data) {
203 current_room = data.name;
204 new_messages = data.new_messages;
205 total_messages = data.total_messages;
206 current_view = data.current_view;
207 default_view = data.default_view;
208 last_seen = data.last_seen;
210 render_room_view(0, 9999999999);
214 // Goto next room with unread messages
216 function gotonext() {
217 if (march_list.length == 0) {
218 load_new_march_list(); // we will recurse back here
221 next_room = march_list[0].name;
222 march_list.splice(0, 1);
223 console.log("going to " + next_room + " , " + march_list.length + " rooms remaining in march list");
229 // Called by gotonext() when the march list is empty.
231 function load_new_march_list() {
232 var request = new XMLHttpRequest();
233 request.open("GET", "/ctdl/r/", true);
234 request.onreadystatechange = function() {
235 if ((this.readyState === 4) && ((this.status / 100) == 2)) {
236 march_list = (JSON.parse(this.responseText));
237 march_list = march_list.filter(function(room) {
238 return room.hasnewmsgs;
240 march_list = march_list.sort(function(a,b) {
241 if (a.floor != b.floor) {
242 return(a.floor - b.floor);
244 if (a.rorder != b.rorder) {
245 return(a.rorder - b.rorder);
247 return(a.name < b.name);
249 march_list.push({name:"_BASEROOM_",known:true,hasnewmsgs:true,floor:0});