Added final jsfiddle: an example app demonstrating most of the c2s api.
This commit is contained in:
Kegan Dougal
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5048f4a915
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@ -121,6 +121,8 @@ these rules may specify if you require an **invitation** from someone already in
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the room in order to **join the room**. In addition, you may also be able to
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join a room **via a room alias** if one was set up.
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**Try out the fiddle: http://jsfiddle.net/og1xokcr/**
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Inviting a user to a room
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-------------------------
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You can directly invite a user to a room like so::
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@ -164,6 +166,8 @@ An event is some interesting piece of data that a client may be interested in.
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It can be a message in a room, a room invite, etc. There are many different ways
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of getting events, depending on what the client already knows.
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**Try out the fiddle: http://jsfiddle.net/5uk4dqe2/**
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Getting all state
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-----------------
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If the client doesn't know any information on the rooms the user is
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@ -288,3 +292,12 @@ and then resume getting live state from a newer end token.
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NB: The timeout can be changed by adding a ``timeout`` query parameter, which is
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in milliseconds. A timeout of 0 will not block.
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Example application
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-------------------
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The following example demonstrates registration and login, live event streaming,
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creating and joining rooms, sending messages, getting member lists and getting
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historical messages for a room. This covers most functionality of a messaging
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application.
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**Try out the fiddle: http://jsfiddle.net/L8r3o1wr/**
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@ -0,0 +1,43 @@
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.roomListDashboard, .roomContents, .sendMessageForm {
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visibility: hidden;
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}
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.roomList {
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background-color: #909090;
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}
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.messageWrapper {
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background-color: #EEEEEE;
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height: 400px;
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overflow: scroll;
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}
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.membersWrapper {
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background-color: #EEEEEE;
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height: 200px;
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width: 50%;
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overflow: scroll;
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}
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.textEntry {
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width: 100%
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}
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p {
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font-family: monospace;
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}
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table
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{
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border-spacing:5px;
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}
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th,td
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{
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padding:5px;
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}
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.roomList tr:not(:first-child):hover {
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background-color: orange;
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cursor: pointer;
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}
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@ -0,0 +1,56 @@
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<div class="signUp">
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<p>Matrix example application: Requires a local home server running at http://localhost:8080</p>
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<form class="registrationForm">
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<p>No account? Register:</p>
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<input type="text" id="userReg" placeholder="Username"></input>
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<input type="password" id="passwordReg" placeholder="Password"></input>
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<input type="button" class="register" value="Register"></input>
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</form>
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<form class="loginForm">
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<p>Got an account? Login:</p>
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<input type="text" id="userLogin" placeholder="Username"></input>
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<input type="password" id="passwordLogin" placeholder="Password"></input>
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<input type="button" class="login" value="Login"></input>
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</form>
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</div>
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<div class="roomListDashboard">
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<form class="createRoomForm">
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<input type="text" id="roomAlias" placeholder="Room alias"></input>
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<input type="button" class="createRoom" value="Create Room"></input>
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</form>
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<table id="rooms" class="roomList">
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<tbody>
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<tr>
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<th>Room</th>
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<th>My state</th>
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<th>Latest message</th>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="roomContents">
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<p id="roomName">Select a room</p>
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<div class="messageWrapper">
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<table id="messages">
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<tbody>
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</tbody>
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</table>
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</div>
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<form class="sendMessageForm">
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<input type="text" class="textEntry" id="body" placeholder="Enter text here..." onkeydown="javascript:if (event.keyCode == 13) document.getElementById('sendMsg').focus()"></input>
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<input type="button" class="sendMessage" id="sendMsg" value="Send"></input>
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</form>
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</div>
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<div>
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<p>Member list:</p>
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<div class="membersWrapper">
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<table id="members">
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<tbody>
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</tbody>
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</table>
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</div>
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</div>
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@ -0,0 +1,303 @@
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var accountInfo = {};
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var eventStreamInfo = {
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from: "END"
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};
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var roomInfo = [];
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var memberInfo = [];
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var viewingRoomId;
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// ************** Event Streaming **************
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var longpollEventStream = function() {
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var url = "http://localhost:8080/matrix/client/api/v1/events?access_token=$token&from=$from";
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url = url.replace("$token", accountInfo.access_token);
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url = url.replace("$from", eventStreamInfo.from);
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$.getJSON(url, function(data) {
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eventStreamInfo.from = data.end;
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var hasNewLatestMessage = false;
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var updatedMemberList = false;
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var i=0;
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var j=0;
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for (i=0; i<data.chunk.length; ++i) {
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if (data.chunk[i].type === "m.room.message") {
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console.log("Got new message: " + JSON.stringify(data.chunk[i]));
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if (viewingRoomId === data.chunk[i].room_id) {
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addMessage(data.chunk[i]);
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}
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for (j=0; j<roomInfo.length; ++j) {
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if (roomInfo[j].room_id === data.chunk[i].room_id) {
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roomInfo[j].latest_message = data.chunk[i].content.body;
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hasNewLatestMessage = true;
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}
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}
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}
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else if (data.chunk[i].type === "m.room.member") {
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if (viewingRoomId === data.chunk[i].room_id) {
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console.log("Got new member: " + JSON.stringify(data.chunk[i]));
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for (j=0; j<memberInfo.length; ++j) {
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if (memberInfo[j].target_user_id === data.chunk[i].target_user_id) {
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memberInfo[j] = data.chunk[i];
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updatedMemberList = true;
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break;
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}
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}
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if (!updatedMemberList) {
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memberInfo.push(data.chunk[i]);
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updatedMemberList = true;
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}
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}
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if (data.chunk[i].target_user_id === accountInfo.user_id) {
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getCurrentRoomList(); // update our join/invite list
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}
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}
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else {
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console.log("Discarding: " + JSON.stringify(data.chunk[i]));
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}
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}
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if (hasNewLatestMessage) {
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setRooms(roomInfo);
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}
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if (updatedMemberList) {
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$("#members").empty();
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for (i=0; i<memberInfo.length; ++i) {
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addMember(memberInfo[i]);
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}
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}
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longpollEventStream();
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}).fail(function(err) {
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setTimeout(longpollEventStream, 5000);
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});
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};
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// ************** Registration and Login **************
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var onLoggedIn = function(data) {
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accountInfo = data;
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longpollEventStream();
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getCurrentRoomList();
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$(".roomListDashboard").css({visibility: "visible"});
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$(".roomContents").css({visibility: "visible"});
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$(".signUp").css({display: "none"});
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};
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$('.login').live('click', function() {
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var user = $("#userLogin").val();
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var password = $("#passwordLogin").val();
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$.ajax({
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url: "http://localhost:8080/matrix/client/api/v1/login",
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type: "POST",
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contentType: "application/json; charset=utf-8",
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data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
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dataType: "json",
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success: function(data) {
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onLoggedIn(data);
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},
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error: function(err) {
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alert("Unable to login: is the home server running?");
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}
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});
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});
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$('.register').live('click', function() {
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var user = $("#userReg").val();
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var password = $("#passwordReg").val();
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$.ajax({
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url: "http://localhost:8080/matrix/client/api/v1/register",
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type: "POST",
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contentType: "application/json; charset=utf-8",
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data: JSON.stringify({ user_id: user, password: password }),
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dataType: "json",
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success: function(data) {
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onLoggedIn(data);
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},
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error: function(err) {
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var msg = "Is the home server running?";
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var errJson = $.parseJSON(err.responseText);
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if (errJson !== null) {
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msg = errJson.error;
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}
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alert("Unable to register: "+msg);
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}
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});
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});
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// ************** Creating a room ******************
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$('.createRoom').live('click', function() {
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var roomAlias = $("#roomAlias").val();
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var data = {};
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if (roomAlias.length > 0) {
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data.room_alias_name = roomAlias;
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}
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$.ajax({
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url: "http://localhost:8080/matrix/client/api/v1/rooms?access_token="+accountInfo.access_token,
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type: "POST",
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contentType: "application/json; charset=utf-8",
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data: JSON.stringify(data),
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dataType: "json",
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success: function(response) {
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$("#roomAlias").val("");
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response.membership = "join"; // you are automatically joined into every room you make.
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response.latest_message = "";
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roomInfo.push(response);
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setRooms(roomInfo);
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},
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error: function(err) {
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alert(JSON.stringify($.parseJSON(err.responseText)));
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}
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});
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});
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// ************** Getting current state **************
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var getCurrentRoomList = function() {
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var url = "http://localhost:8080/matrix/client/api/v1/im/sync?access_token=" + accountInfo.access_token + "&from=END&to=START&limit=1";
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$.getJSON(url, function(data) {
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for (var i=0; i<data.length; ++i) {
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if ("messages" in data[i]) {
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data[i].latest_message = data[i].messages.chunk[0].content.body;
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}
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}
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roomInfo = data;
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setRooms(roomInfo);
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}).fail(function(err) {
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alert(JSON.stringify($.parseJSON(err.responseText)));
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});
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};
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var loadRoomContent = function(roomId) {
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console.log("loadRoomContent " + roomId);
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viewingRoomId = roomId;
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$("#roomName").text("Room: "+roomId);
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$(".sendMessageForm").css({visibility: "visible"});
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getMessages(roomId);
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getMemberList(roomId);
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};
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var getMessages = function(roomId) {
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$("#messages").empty();
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var url = "http://localhost:8080/matrix/client/api/v1/rooms/" + roomId + "/messages/list?access_token=" + accountInfo.access_token + "&from=END&to=START&limit=10";
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$.getJSON(url, function(data) {
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for (var i=data.chunk.length-1; i>=0; --i) {
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addMessage(data.chunk[i]);
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}
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});
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};
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var getMemberList = function(roomId) {
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$("#members").empty();
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memberInfo = [];
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var url = "http://localhost:8080/matrix/client/api/v1/rooms/" + roomId + "/members/list?access_token=" + accountInfo.access_token;
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$.getJSON(url, function(data) {
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for (var i=0; i<data.chunk.length; ++i) {
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memberInfo.push(data.chunk[i]);
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addMember(data.chunk[i]);
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}
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});
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};
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// ************** Sending messages **************
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$('.sendMessage').live('click', function() {
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if (viewingRoomId === undefined) {
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alert("There is no room to send a message to!");
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return;
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}
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var body = $("#body").val();
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sendMessage(viewingRoomId, body);
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});
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var sendMessage = function(roomId, body) {
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var msgId = $.now();
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var url = "http://localhost:8080/matrix/client/api/v1/rooms/$roomid/messages/$user/$msgid?access_token=$token";
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url = url.replace("$token", accountInfo.access_token);
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url = url.replace("$roomid", encodeURIComponent(roomId));
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url = url.replace("$user", encodeURIComponent(accountInfo.user_id));
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url = url.replace("$msgid", msgId);
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var data = {
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msgtype: "m.text",
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body: body
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};
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$.ajax({
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url: url,
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type: "PUT",
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contentType: "application/json; charset=utf-8",
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data: JSON.stringify(data),
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dataType: "json",
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success: function(data) {
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$("#body").val("");
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},
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error: function(err) {
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alert(JSON.stringify($.parseJSON(err.responseText)));
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}
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});
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};
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// ************** Navigation and DOM manipulation **************
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var setRooms = function(roomList) {
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// wipe existing entries
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$("#rooms").find("tr:gt(0)").remove();
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var rows = "";
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for (var i=0; i<roomList.length; ++i) {
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row = "<tr>" +
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"<td>"+roomList[i].room_id+"</td>" +
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"<td>"+roomList[i].membership+"</td>" +
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"<td>"+roomList[i].latest_message+"</td>" +
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"</tr>";
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rows += row;
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}
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$("#rooms").append(rows);
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$('#rooms').find("tr").click(function(){
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var roomId = $(this).find('td:eq(0)').text();
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var membership = $(this).find('td:eq(1)').text();
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if (membership !== "join") {
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console.log("Joining room " + roomId);
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var url = "http://localhost:8080/matrix/client/api/v1/rooms/$roomid/members/$user/state?access_token=$token";
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url = url.replace("$token", accountInfo.access_token);
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url = url.replace("$roomid", encodeURIComponent(roomId));
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url = url.replace("$user", encodeURIComponent(accountInfo.user_id));
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$.ajax({
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url: url,
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type: "PUT",
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contentType: "application/json; charset=utf-8",
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data: JSON.stringify({membership: "join"}),
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dataType: "json",
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success: function(data) {
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loadRoomContent(roomId);
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getCurrentRoomList();
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},
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error: function(err) {
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alert(JSON.stringify($.parseJSON(err.responseText)));
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}
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});
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}
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else {
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loadRoomContent(roomId);
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}
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});
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};
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var addMessage = function(data) {
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var row = "<tr>" +
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"<td>"+data.user_id+"</td>" +
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"<td>"+data.content.body+"</td>" +
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"</tr>";
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$("#messages").append(row);
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};
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var addMember = function(data) {
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var row = "<tr>" +
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"<td>"+data.target_user_id+"</td>" +
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"<td>"+data.content.membership+"</td>" +
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"</tr>";
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$("#members").append(row);
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};
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