You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
matrix-spec-proposals/supporting-docs/howtos/jsfiddles/event_stream/demo.js

146 lines
4.3 KiB
JavaScript

var accountInfo = {};
var eventStreamInfo = {
from: "END"
};
var roomInfo = [];
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;
for (var i=0; i<data.chunk.length; ++i) {
if (data.chunk[i].type === "m.room.message") {
for (var 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;
}
}
}
}
if (hasNewLatestMessage) {
setRooms(roomInfo);
}
$("#streamErrorText").text("");
longpollEventStream();
}).fail(function(err) {
$("#streamErrorText").text("Event stream error: "+JSON.stringify($.parseJSON(err.responseText)));
setTimeout(longpollEventStream, 5000);
});
};
var showLoggedIn = function(data) {
accountInfo = data;
longpollEventStream();
getCurrentRoomList();
$(".loggedin").css({visibility: "visible"});
};
$('.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) {
$("#rooms").find("tr:gt(0)").remove();
showLoggedIn(data);
},
error: function(err) {
var errMsg = "To try this, you need a homeserver running!";
var errJson = $.parseJSON(err.responseText);
if (errJson) {
errMsg = JSON.stringify(errJson);
}
alert(errMsg);
}
});
});
var getCurrentRoomList = function() {
$("#roomId").val("");
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)));
});
};
$('.sendMessage').live('click', function() {
if (roomInfo.length === 0) {
alert("There is no room to send a message to!");
return;
}
var index = Math.floor(Math.random() * roomInfo.length);
sendMessage(roomInfo[index].room_id);
});
var sendMessage = function(roomId) {
var body = "jsfiddle message @" + $.now();
if (roomId.length === 0) {
return;
}
var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$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) {
$("#messageBody").val("");
},
error: function(err) {
alert(JSON.stringify($.parseJSON(err.responseText)));
}
});
};
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].latest_message+"</td>" +
"</tr>";
rows += row;
}
$("#rooms").append(rows);
};