synapse-old/jsfiddles/example_app/demo.js

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var accountInfo = {};
var eventStreamInfo = {
from: "END"
};
var roomInfo = [];
var memberInfo = [];
var viewingRoomId;
// ************** Event Streaming **************
var longpollEventStream = function() {
var url = "http://localhost:8008/_matrix/client/api/v1/events?access_token=$token&from=$from";
url = url.replace("$token", accountInfo.access_token);
url = url.replace("$from", eventStreamInfo.from);
$.getJSON(url, function(data) {
eventStreamInfo.from = data.end;
var hasNewLatestMessage = false;
var updatedMemberList = false;
var i=0;
var j=0;
for (i=0; i<data.chunk.length; ++i) {
if (data.chunk[i].type === "m.room.message") {
console.log("Got new message: " + JSON.stringify(data.chunk[i]));
if (viewingRoomId === data.chunk[i].room_id) {
addMessage(data.chunk[i]);
}
for (j=0; j<roomInfo.length; ++j) {
if (roomInfo[j].room_id === data.chunk[i].room_id) {
roomInfo[j].latest_message = data.chunk[i].content.body;
hasNewLatestMessage = true;
}
}
}
else if (data.chunk[i].type === "m.room.member") {
if (viewingRoomId === data.chunk[i].room_id) {
console.log("Got new member: " + JSON.stringify(data.chunk[i]));
addMessage(data.chunk[i]);
for (j=0; j<memberInfo.length; ++j) {
if (memberInfo[j].state_key === data.chunk[i].state_key) {
memberInfo[j] = data.chunk[i];
updatedMemberList = true;
break;
}
}
if (!updatedMemberList) {
memberInfo.push(data.chunk[i]);
updatedMemberList = true;
}
}
if (data.chunk[i].state_key === accountInfo.user_id) {
getCurrentRoomList(); // update our join/invite list
}
}
else {
console.log("Discarding: " + JSON.stringify(data.chunk[i]));
}
}
if (hasNewLatestMessage) {
setRooms(roomInfo);
}
if (updatedMemberList) {
$("#members").empty();
for (i=0; i<memberInfo.length; ++i) {
addMember(memberInfo[i]);
}
}
longpollEventStream();
}).fail(function(err) {
setTimeout(longpollEventStream, 5000);
});
};
// ************** Registration and Login **************
var onLoggedIn = function(data) {
accountInfo = data;
longpollEventStream();
getCurrentRoomList();
$(".roomListDashboard").css({visibility: "visible"});
$(".roomContents").css({visibility: "visible"});
$(".signUp").css({display: "none"});
};
$('.login').live('click', function() {
var user = $("#userLogin").val();
var password = $("#passwordLogin").val();
$.ajax({
url: "http://localhost:8008/_matrix/client/api/v1/login",
type: "POST",
contentType: "application/json; charset=utf-8",
data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
dataType: "json",
success: function(data) {
onLoggedIn(data);
},
error: function(err) {
alert("Unable to login: is the home server running?");
}
});
});
$('.register').live('click', function() {
var user = $("#userReg").val();
var password = $("#passwordReg").val();
$.ajax({
url: "http://localhost:8008/_matrix/client/api/v1/register",
type: "POST",
contentType: "application/json; charset=utf-8",
data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
dataType: "json",
success: function(data) {
onLoggedIn(data);
},
error: function(err) {
var msg = "Is the home server running?";
var errJson = $.parseJSON(err.responseText);
if (errJson !== null) {
msg = errJson.error;
}
alert("Unable to register: "+msg);
}
});
});
// ************** Creating a room ******************
$('.createRoom').live('click', function() {
var roomAlias = $("#roomAlias").val();
var data = {};
if (roomAlias.length > 0) {
data.room_alias_name = roomAlias;
}
$.ajax({
url: "http://localhost:8008/_matrix/client/api/v1/createRoom?access_token="+accountInfo.access_token,
type: "POST",
contentType: "application/json; charset=utf-8",
data: JSON.stringify(data),
dataType: "json",
success: function(response) {
$("#roomAlias").val("");
response.membership = "join"; // you are automatically joined into every room you make.
response.latest_message = "";
roomInfo.push(response);
setRooms(roomInfo);
},
error: function(err) {
alert(JSON.stringify($.parseJSON(err.responseText)));
}
});
});
// ************** Getting current state **************
var getCurrentRoomList = function() {
var url = "http://localhost:8008/_matrix/client/api/v1/initialSync?access_token=" + accountInfo.access_token + "&limit=1";
$.getJSON(url, function(data) {
var rooms = data.rooms;
for (var i=0; i<rooms.length; ++i) {
if ("messages" in rooms[i]) {
rooms[i].latest_message = rooms[i].messages.chunk[0].content.body;
}
}
roomInfo = rooms;
setRooms(roomInfo);
}).fail(function(err) {
alert(JSON.stringify($.parseJSON(err.responseText)));
});
};
var loadRoomContent = function(roomId) {
console.log("loadRoomContent " + roomId);
viewingRoomId = roomId;
$("#roomName").text("Room: "+roomId);
$(".sendMessageForm").css({visibility: "visible"});
getMessages(roomId);
getMemberList(roomId);
};
var getMessages = function(roomId) {
$("#messages").empty();
var url = "http://localhost:8008/_matrix/client/api/v1/rooms/" +
encodeURIComponent(roomId) + "/messages?access_token=" + accountInfo.access_token + "&from=END&dir=b&limit=10";
$.getJSON(url, function(data) {
for (var i=data.chunk.length-1; i>=0; --i) {
addMessage(data.chunk[i]);
}
});
};
var getMemberList = function(roomId) {
$("#members").empty();
memberInfo = [];
var url = "http://localhost:8008/_matrix/client/api/v1/rooms/" +
encodeURIComponent(roomId) + "/members?access_token=" + accountInfo.access_token;
$.getJSON(url, function(data) {
for (var i=0; i<data.chunk.length; ++i) {
memberInfo.push(data.chunk[i]);
addMember(data.chunk[i]);
}
});
};
// ************** Sending messages **************
$('.sendMessage').live('click', function() {
if (viewingRoomId === undefined) {
alert("There is no room to send a message to!");
return;
}
var body = $("#body").val();
sendMessage(viewingRoomId, body);
});
var sendMessage = function(roomId, body) {
var msgId = $.now();
var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/send/m.room.message?access_token=$token";
url = url.replace("$token", accountInfo.access_token);
url = url.replace("$roomid", encodeURIComponent(roomId));
var data = {
msgtype: "m.text",
body: body
};
$.ajax({
url: url,
type: "POST",
contentType: "application/json; charset=utf-8",
data: JSON.stringify(data),
dataType: "json",
success: function(data) {
$("#body").val("");
},
error: function(err) {
alert(JSON.stringify($.parseJSON(err.responseText)));
}
});
};
// ************** Navigation and DOM manipulation **************
var setRooms = function(roomList) {
// wipe existing entries
$("#rooms").find("tr:gt(0)").remove();
var rows = "";
for (var i=0; i<roomList.length; ++i) {
row = "<tr>" +
"<td>"+roomList[i].room_id+"</td>" +
"<td>"+roomList[i].membership+"</td>" +
"<td>"+roomList[i].latest_message+"</td>" +
"</tr>";
rows += row;
}
$("#rooms").append(rows);
$('#rooms').find("tr").click(function(){
var roomId = $(this).find('td:eq(0)').text();
var membership = $(this).find('td:eq(1)').text();
if (membership !== "join") {
console.log("Joining room " + roomId);
var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/join?access_token=$token";
url = url.replace("$token", accountInfo.access_token);
url = url.replace("$roomid", encodeURIComponent(roomId));
$.ajax({
url: url,
type: "POST",
contentType: "application/json; charset=utf-8",
data: JSON.stringify({membership: "join"}),
dataType: "json",
success: function(data) {
loadRoomContent(roomId);
getCurrentRoomList();
},
error: function(err) {
alert(JSON.stringify($.parseJSON(err.responseText)));
}
});
}
else {
loadRoomContent(roomId);
}
});
};
var addMessage = function(data) {
var msg = data.content.body;
if (data.type === "m.room.member") {
if (data.content.membership === undefined) {
return;
}
if (data.content.membership === "invite") {
msg = "<em>invited " + data.state_key + " to the room</em>";
}
else if (data.content.membership === "join") {
msg = "<em>joined the room</em>";
}
else if (data.content.membership === "leave") {
msg = "<em>left the room</em>";
}
else if (data.content.membership === "ban") {
msg = "<em>was banned from the room</em>";
}
}
if (msg === undefined) {
return;
}
var row = "<tr>" +
"<td>"+data.user_id+"</td>" +
"<td>"+msg+"</td>" +
"</tr>";
$("#messages").append(row);
};
var addMember = function(data) {
var row = "<tr>" +
"<td>"+data.state_key+"</td>" +
"<td>"+data.content.membership+"</td>" +
"</tr>";
$("#members").append(row);
};