webcit-ng/static/js/main.js

   1 // Copyright (c) 2016-2022 by the citadel.org team
   2 //
   3 // This program is open source software.  Use, duplication, or
   4 // disclosure are subject to the GNU General Public License v3.
   5
   6
   7 // This is called at the very beginning of the main page load.
   8 ctdl_startup = async() => {
   9         response = await fetch("/ctdl/c/info");
  10
  11         if (response.ok) {
  12                 serv_info = await(response.json());
  13                 if (serv_info.serv_rev_level < 905) {
  14                         alert(_("Citadel server is too old, some functions may not work"));
  15                 }
  16
  17                 update_banner();
  18
  19                 // What do we do upon landing?
  20
  21                 if ( (serv_info.serv_supports_guest) || (logged_in) ) {                 // If the Lobby is visible,
  22                         gotonext(1);                                                    // go there.
  23                 }
  24                 else {                                                                  // Otherwise,
  25                         display_login_screen("");                                       // display the login modal.
  26                 }
  27         }
  28         else {
  29                 document.getElementById("ctdl-main").innerHTML =
  30                         "<div class=\"w3-panel w3-red\"><p>"
  31                         + _("This program was unable to connect or stay connected to the Citadel server.  Please report this problem to your system administrator.")
  32                         + "</div>";
  33         }
  34 }
  35
  36
  37 // Display a room list in the main div.
  38
  39 // Update the "banner" div with all relevant info.
  40 function update_banner() {
  41         detect_logged_in();
  42         if (current_room) {
  43                 document.getElementById("ctdl_banner_title").innerHTML = current_room;
  44                 document.title = current_room;
  45
  46
  47
  48         }
  49         else {
  50                 document.getElementById("ctdl_banner_title").innerHTML = serv_info.serv_humannode;
  51         }
  52         document.getElementById("current_user").innerHTML = current_user ;
  53         if (logged_in) {
  54                 document.getElementById("lilo").innerHTML = "<a href=\"/ctdl/a/logout\"><i class=\"fa fa-right-from-bracket\"></i>" + _("Log off") + "</a>" ;
  55         }
  56         else {
  57                 document.getElementById("lilo").innerHTML = "<a href=\"javascript:display_login_screen('')\"><i class=\"fa fa-right-to-bracket\"></i>" + _("Log in") + "</a>" ;
  58         }
  59 }
  60
  61
  62 // goto room
  63 function gotoroom(roomname) {
  64
  65         fetch_room = async() => {
  66                 response = await fetch("/ctdl/r/" + escapeHTMLURI(roomname) + "/");
  67                 if (response.ok) {
  68                         data = await(response.json());
  69                         current_room = data.name;
  70                         new_messages = data.new_messages;
  71                         total_messages = data.total_messages;
  72                         current_view = data.current_view;
  73                         default_view = data.default_view;
  74                         last_seen = data.last_seen;
  75                         update_banner();
  76                         render_room_view(0, 9999999999);
  77                 }
  78         }
  79         fetch_room();
  80 }
  81
  82
  83 // Goto next room with unread messages
  84 // which_oper is 0=ungoto, 1=skip, 2=goto
  85 function gotonext(which_oper) {
  86         if (which_oper == 2) {                                  // Goto needs to mark messages as seen
  87
  88                 set_last_read_pointer = async() => {
  89                         response = await fetch("/ctdl/r/" + escapeHTMLURI(current_room) + "/slrp?last=" + last_seen);
  90                 }
  91                 set_last_read_pointer();
  92         }
  93
  94         if ((which_oper == 1) || (which_oper == 2)) {           // Skip or Goto both take us to the "next" room
  95                 if (march_list.length == 0) {
  96                         load_new_march_list(which_oper);        // we will recurse back here
  97                 }
  98                 else {
  99                         next_room = march_list[0].name;
 100                         march_list.splice(0, 1);
 101                         gotoroom(next_room);
 102                 }
 103         }
 104
 105         // FIXME implement mode 0 (ungoto)
 106
 107 }
 108
 109
 110 // Called by gotonext() when the march list is empty.
 111 function load_new_march_list(which_oper) {
 112         fetchm = async() => {
 113                 response = await fetch("/ctdl/r/");
 114                 march_list = await(response.json());
 115                 if (response.ok) {
 116                         march_list = march_list.filter(function(room) {
 117                                 return room.hasnewmsgs;
 118                         });
 119                         march_list = march_list.sort(function(a,b) {
 120                                 if (a.floor != b.floor) {
 121                                         return(a.floor - b.floor);
 122                                 }
 123                                 if (a.rorder != b.rorder) {
 124                                         return(a.rorder - b.rorder);
 125                                 }
 126                                 return(a.name < b.name);
 127                         });
 128
 129                         // If there are still no rooms with new messages, go to the Lobby.
 130                         if (march_list.length == 0) {
 131                                 march_list.push({name:"_BASEROOM_",known:true,hasnewmsgs:true,floor:0});
 132                         }
 133
 134                         gotonext(which_oper);
 135                 }
 136         }
 137         fetchm();
 138 }
 139
 140
 141 // Activate the "Loading..." modal
 142 function activate_loading_modal() {
 143         document.getElementById("ctdl_big_modal").innerHTML =
 144                   "<div class=\"w3-modal-content\">"
 145                 + "  <div class=\"w3-container\">"
 146
 147                 + "<i class=\"fas fa-spinner fa-spin\"></i>&nbsp;&nbsp;"
 148                 + _("Loading messages from server, please wait")
 149
 150                 + "  </div>"
 151                 + "</div>";
 152         document.getElementById("ctdl_big_modal").style.display = "block";
 153 }
 154
 155
 156 // Disappear the "Loading..." modal
 157 function deactivate_loading_modal() {
 158         document.getElementById("ctdl_big_modal").style.display = "none";
 159 }