ref(iframe_api): Use ES6
This commit is contained in:
hristoterezov
parent
e2e04e3f16
commit
78119df2db
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@ -1,34 +1,29 @@
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const logger = require("jitsi-meet-logger").getLogger(__filename);
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/**
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* Implements API class that embeds Jitsi Meet in external applications.
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*/
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var postisInit = require("postis");
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import postisInit from "postis";
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/**
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* The minimum width for the Jitsi Meet frame
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* @type {number}
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*/
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var MIN_WIDTH = 790;
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const MIN_WIDTH = 790;
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/**
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* The minimum height for the Jitsi Meet frame
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* @type {number}
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*/
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var MIN_HEIGHT = 300;
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const MIN_HEIGHT = 300;
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/**
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* Last id of api object
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* @type {number}
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*/
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var id = 0;
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let id = 0;
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/**
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* Maps the names of the commands expected by the API with the name of the
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* commands expected by jitsi-meet
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*/
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var commands = {
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const commands = {
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"displayName": "display-name",
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"toggleAudio": "toggle-audio",
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"toggleVideo": "toggle-video",
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@ -45,7 +40,7 @@ var commands = {
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* Maps the names of the events expected by the API with the name of the
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* events expected by jitsi-meet
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*/
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var events = {
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const events = {
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"incomingMessage": "incoming-message",
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"outgoingMessage": "outgoing-message",
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"displayNameChange": "display-name-change",
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@ -102,305 +97,319 @@ function configToURLParamsArray(config) {
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}
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/**
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* Constructs new API instance. Creates iframe element that loads
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* Jitsi Meet.
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* @param domain the domain name of the server that hosts the conference
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* @param room_name the name of the room to join
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* @param width width of the iframe
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* @param height height of the iframe
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* @param parent_node the node that will contain the iframe
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* @param configOverwrite object containing configuration options defined in
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* config.js to be overridden.
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* @param interfaceConfigOverwrite object containing configuration options
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* defined in interface_config.js to be overridden.
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* @param noSsl if the value is true https won't be used
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* @param {string} [jwt] the JWT token if needed by jitsi-meet for
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* authentication.
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* @constructor
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* The IFrame API interface class.
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*/
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function JitsiMeetExternalAPI(domain, room_name, width, height, parentNode,
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configOverwrite, interfaceConfigOverwrite, noSsl, jwt) {
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if (!width || width < MIN_WIDTH)
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width = MIN_WIDTH;
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if (!height || height < MIN_HEIGHT)
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height = MIN_HEIGHT;
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class JitsiMeetExternalAPI {
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/**
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* Constructs new API instance. Creates iframe element that loads
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* Jitsi Meet.
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* @param domain the domain name of the server that hosts the conference
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* @param room_name the name of the room to join
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* @param width width of the iframe
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* @param height height of the iframe
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* @param parent_node the node that will contain the iframe
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* @param configOverwrite object containing configuration options defined in
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* config.js to be overridden.
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* @param interfaceConfigOverwrite object containing configuration options
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* defined in interface_config.js to be overridden.
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* @param noSsl if the value is true https won't be used
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* @param {string} [jwt] the JWT token if needed by jitsi-meet for
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* authentication.
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* @constructor
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*/
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constructor(domain, room_name, width, height, parentNode,
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configOverwrite, interfaceConfigOverwrite, noSsl, jwt) {
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if (!width || width < MIN_WIDTH) {
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width = MIN_WIDTH;
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}
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if (!height || height < MIN_HEIGHT) {
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height = MIN_HEIGHT;
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}
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this.parentNode = null;
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if (parentNode) {
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this.parentNode = parentNode;
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} else {
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var scriptTag = document.scripts[document.scripts.length - 1];
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this.parentNode = scriptTag.parentNode;
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this.parentNode = null;
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if (parentNode) {
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this.parentNode = parentNode;
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} else {
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var scriptTag = document.scripts[document.scripts.length - 1];
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this.parentNode = scriptTag.parentNode;
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}
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this.iframeHolder =
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this.parentNode.appendChild(document.createElement("div"));
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this.iframeHolder.id = "jitsiConference" + id;
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if (width) {
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this.iframeHolder.style.width = width + "px";
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}
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if (height) {
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this.iframeHolder.style.height = height + "px";
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}
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this.frameName = "jitsiConferenceFrame" + id;
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this.url = (noSsl) ? "http" : "https" +"://" + domain + "/";
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if (room_name) {
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this.url += room_name;
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}
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if (jwt) {
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this.url += '?jwt=' + jwt;
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}
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this.url += "#jitsi_meet_external_api_id=" + id;
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const configURLParams = configToURLParamsArray(configOverwrite);
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if (configURLParams.length) {
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this.url += '&config.' + configURLParams.join('&config.');
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}
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const interfaceConfigURLParams
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= configToURLParamsArray(interfaceConfigOverwrite);
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if (interfaceConfigURLParams.length) {
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this.url += '&interfaceConfig.'
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+ interfaceConfigURLParams.join('&interfaceConfig.');
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}
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this.frame = document.createElement("iframe");
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this.frame.src = this.url;
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this.frame.name = this.frameName;
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this.frame.id = this.frameName;
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this.frame.width = "100%";
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this.frame.height = "100%";
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this.frame.setAttribute("allowFullScreen","true");
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this.frame = this.iframeHolder.appendChild(this.frame);
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this.postis = postisInit({
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window: this.frame.contentWindow,
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scope: "jitsi_meet_external_api_" + id
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});
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this.eventHandlers = {};
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// Map<{string} event_name, {boolean} postis_listener_added>
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this.postisListeners = {};
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this.numberOfParticipants = 1;
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this._setupListeners();
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id++;
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}
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this.iframeHolder =
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this.parentNode.appendChild(document.createElement("div"));
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this.iframeHolder.id = "jitsiConference" + id;
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if(width)
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this.iframeHolder.style.width = width + "px";
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if(height)
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this.iframeHolder.style.height = height + "px";
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this.frameName = "jitsiConferenceFrame" + id;
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this.url = (noSsl) ? "http" : "https" +"://" + domain + "/";
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if(room_name)
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this.url += room_name;
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if (jwt) {
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this.url += '?jwt=' + jwt;
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/**
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* Executes command. The available commands are:
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* displayName - sets the display name of the local participant to the value
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* passed in the arguments array.
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* toggleAudio - mutes / unmutes audio with no arguments
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* toggleVideo - mutes / unmutes video with no arguments
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* filmStrip - hides / shows the film strip with no arguments
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* If the command doesn't require any arguments the parameter should be set
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* to empty array or it may be omitted.
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* @param name the name of the command
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* @param arguments array of arguments
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*/
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executeCommand(name, ...argumentsList) {
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if(!(name in commands)) {
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logger.error("Not supported command name.");
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return;
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}
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sendMessage(this.postis, {
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method: commands[name],
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params: argumentsList
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});
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}
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this.url += "#jitsi_meet_external_api_id=" + id;
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const configURLParams = configToURLParamsArray(configOverwrite);
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if (configURLParams.length) {
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this.url += '&config.' + configURLParams.join('&config.');
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/**
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* Executes commands. The available commands are:
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* displayName - sets the display name of the local participant to the value
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* passed in the arguments array.
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* toggleAudio - mutes / unmutes audio. no arguments
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* toggleVideo - mutes / unmutes video. no arguments
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* filmStrip - hides / shows the film strip. no arguments
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* toggleChat - hides / shows chat. no arguments.
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* toggleContactList - hides / shows contact list. no arguments.
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* toggleShareScreen - starts / stops screen sharing. no arguments.
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* @param object the object with commands to be executed. The keys of the
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* object are the commands that will be executed and the values are the
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* arguments for the command.
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*/
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executeCommands(object) {
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for (var key in object) {
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this.executeCommand(key, object[key]);
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}
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}
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const interfaceConfigURLParams
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= configToURLParamsArray(interfaceConfigOverwrite);
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if (interfaceConfigURLParams.length) {
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this.url += '&interfaceConfig.'
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+ interfaceConfigURLParams.join('&interfaceConfig.');
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/**
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* Adds event listeners to Meet Jitsi. The object key should be the name of
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* the event and value - the listener.
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* Currently we support the following
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* events:
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* incomingMessage - receives event notifications about incoming
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* messages. The listener will receive object with the following structure:
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* {{
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* "from": from,//JID of the user that sent the message
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* "nick": nick,//the nickname of the user that sent the message
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* "message": txt//the text of the message
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* }}
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* outgoingMessage - receives event notifications about outgoing
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* messages. The listener will receive object with the following structure:
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* {{
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* "message": txt//the text of the message
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* }}
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* displayNameChanged - receives event notifications about display name
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* change. The listener will receive object with the following structure:
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* {{
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* jid: jid,//the JID of the participant that changed his display name
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* displayname: displayName //the new display name
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* }}
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* participantJoined - receives event notifications about new participant.
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* The listener will receive object with the following structure:
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* {{
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* jid: jid //the jid of the participant
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* }}
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* participantLeft - receives event notifications about the participant that
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* left the room.
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* The listener will receive object with the following structure:
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* {{
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* jid: jid //the jid of the participant
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* }}
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* video-conference-joined - receives event notifications about the local
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* user has successfully joined the video conference.
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* The listener will receive object with the following structure:
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* {{
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* roomName: room //the room name of the conference
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* }}
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* video-conference-left - receives event notifications about the local user
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* has left the video conference.
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* The listener will receive object with the following structure:
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* {{
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* roomName: room //the room name of the conference
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* }}
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* readyToClose - all hangup operations are completed and Jitsi Meet is
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* ready to be disposed.
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* @param object
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*/
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addEventListeners(object) {
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for (var i in object) {
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this.addEventListener(i, object[i]);
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}
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}
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this.frame = document.createElement("iframe");
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this.frame.src = this.url;
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this.frame.name = this.frameName;
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this.frame.id = this.frameName;
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this.frame.width = "100%";
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this.frame.height = "100%";
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this.frame.setAttribute("allowFullScreen","true");
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this.frame = this.iframeHolder.appendChild(this.frame);
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this.postis = postisInit({
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window: this.frame.contentWindow,
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scope: "jitsi_meet_external_api_" + id
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});
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/**
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* Adds event listeners to Meet Jitsi. Currently we support the following
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* events:
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* incomingMessage - receives event notifications about incoming
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* messages. The listener will receive object with the following structure:
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* {{
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* "from": from,//JID of the user that sent the message
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* "nick": nick,//the nickname of the user that sent the message
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* "message": txt//the text of the message
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* }}
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* outgoingMessage - receives event notifications about outgoing
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* messages. The listener will receive object with the following structure:
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* {{
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* "message": txt//the text of the message
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* }}
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* displayNameChanged - receives event notifications about display name
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* change. The listener will receive object with the following structure:
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* {{
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* jid: jid,//the JID of the participant that changed his display name
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* displayname: displayName //the new display name
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* }}
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* participantJoined - receives event notifications about new participant.
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* The listener will receive object with the following structure:
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* {{
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* jid: jid //the jid of the participant
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* }}
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* participantLeft - receives event notifications about participant the that
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* left the room.
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* The listener will receive object with the following structure:
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* {{
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* jid: jid //the jid of the participant
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* }}
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* video-conference-joined - receives event notifications fired when the
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* local user has joined the video conference.
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* The listener will receive object with the following structure:
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* {{
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* roomName: room //the room name of the conference
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* }}
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* video-conference-left - receives event notifications fired when the local
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* user has joined the video conference.
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* The listener will receive object with the following structure:
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* {{
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* roomName: room //the room name of the conference
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* }}
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* @param event the name of the event
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* @param listener the listener
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*/
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addEventListener(event, listener) {
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if (!(event in events)) {
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logger.error("Not supported event name.");
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return;
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}
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// We cannot remove listeners from postis that's why we are handling the
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// callback that way.
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if (!this.postisListeners[event]) {
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this.postis.listen(events[event], data => {
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if((event in this.eventHandlers) &&
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typeof this.eventHandlers[event] === "function")
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this.eventHandlers[event].call(null, data);
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});
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this.postisListeners[event] = true;
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}
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this.eventHandlers[event] = listener;
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}
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this.eventHandlers = {};
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/**
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* Removes event listener.
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* @param event the name of the event.
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*/
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removeEventListener(event) {
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if(!(event in this.eventHandlers))
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{
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logger.error("The event " + event + " is not registered.");
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return;
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}
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delete this.eventHandlers[event];
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}
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// Map<{string} event_name, {boolean} postis_listener_added>
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this.postisListeners = {};
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/**
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* Removes event listeners.
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* @param events array with the names of the events.
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*/
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removeEventListeners(events) {
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for(var i = 0; i < events.length; i++) {
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this.removeEventListener(events[i]);
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}
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}
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this.numberOfParticipants = 1;
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this._setupListeners();
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/**
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* Returns the number of participants in the conference.
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* NOTE: the local participant is included.
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* @returns {int} the number of participants in the conference.
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*/
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getNumberOfParticipants() {
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return this.numberOfParticipants;
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}
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id++;
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/**
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* Setups listeners that are used internally for JitsiMeetExternalAPI.
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*/
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_setupListeners() {
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this.postis.listen("participant-joined",
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changeParticipantNumber.bind(null, this, 1));
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this.postis.listen("participant-left",
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changeParticipantNumber.bind(null, this, -1));
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}
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/**
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* Removes the listeners and removes the Jitsi Meet frame.
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*/
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dispose() {
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this.postis.destroy();
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var frame = document.getElementById(this.frameName);
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if(frame)
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frame.src = 'about:blank';
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window.setTimeout( () => {
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this.iframeHolder.removeChild(this.frame);
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this.iframeHolder.parentNode.removeChild(this.iframeHolder);
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}, 10);
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}
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}
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/**
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* Executes command. The available commands are:
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* displayName - sets the display name of the local participant to the value
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* passed in the arguments array.
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* toggleAudio - mutes / unmutes audio with no arguments
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* toggleVideo - mutes / unmutes video with no arguments
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* filmStrip - hides / shows the film strip with no arguments
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* If the command doesn't require any arguments the parameter should be set
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* to empty array or it may be omitted.
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* @param name the name of the command
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* @param arguments array of arguments
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*/
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JitsiMeetExternalAPI.prototype.executeCommand
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= function(name, ...argumentsList) {
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if(!(name in commands)) {
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logger.error("Not supported command name.");
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return;
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}
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sendMessage(this.postis, {method: commands[name], params: argumentsList});
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};
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/**
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* Executes commands. The available commands are:
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* displayName - sets the display name of the local participant to the value
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* passed in the arguments array.
|
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* toggleAudio - mutes / unmutes audio. no arguments
|
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* toggleVideo - mutes / unmutes video. no arguments
|
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* filmStrip - hides / shows the film strip. no arguments
|
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* toggleChat - hides / shows chat. no arguments.
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* toggleContactList - hides / shows contact list. no arguments.
|
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* toggleShareScreen - starts / stops screen sharing. no arguments.
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* @param object the object with commands to be executed. The keys of the
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* object are the commands that will be executed and the values are the
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* arguments for the command.
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*/
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JitsiMeetExternalAPI.prototype.executeCommands = function(object) {
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for(var key in object)
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this.executeCommand(key, object[key]);
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};
|
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|
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/**
|
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* Adds event listeners to Meet Jitsi. The object key should be the name of
|
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* the event and value - the listener.
|
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* Currently we support the following
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* events:
|
||||
* incomingMessage - receives event notifications about incoming
|
||||
* messages. The listener will receive object with the following structure:
|
||||
* {{
|
||||
* "from": from,//JID of the user that sent the message
|
||||
* "nick": nick,//the nickname of the user that sent the message
|
||||
* "message": txt//the text of the message
|
||||
* }}
|
||||
* outgoingMessage - receives event notifications about outgoing
|
||||
* messages. The listener will receive object with the following structure:
|
||||
* {{
|
||||
* "message": txt//the text of the message
|
||||
* }}
|
||||
* displayNameChanged - receives event notifications about display name
|
||||
* change. The listener will receive object with the following structure:
|
||||
* {{
|
||||
* jid: jid,//the JID of the participant that changed his display name
|
||||
* displayname: displayName //the new display name
|
||||
* }}
|
||||
* participantJoined - receives event notifications about new participant.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* jid: jid //the jid of the participant
|
||||
* }}
|
||||
* participantLeft - receives event notifications about the participant that
|
||||
* left the room.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* jid: jid //the jid of the participant
|
||||
* }}
|
||||
* video-conference-joined - receives event notifications about the local user
|
||||
* has successfully joined the video conference.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* roomName: room //the room name of the conference
|
||||
* }}
|
||||
* video-conference-left - receives event notifications about the local user
|
||||
* has left the video conference.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* roomName: room //the room name of the conference
|
||||
* }}
|
||||
* readyToClose - all hangup operations are completed and Jitsi Meet is ready
|
||||
* to be disposed.
|
||||
* @param object
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype.addEventListeners = function(object) {
|
||||
for(var i in object)
|
||||
this.addEventListener(i, object[i]);
|
||||
};
|
||||
|
||||
/**
|
||||
* Adds event listeners to Meet Jitsi. Currently we support the following
|
||||
* events:
|
||||
* incomingMessage - receives event notifications about incoming
|
||||
* messages. The listener will receive object with the following structure:
|
||||
* {{
|
||||
* "from": from,//JID of the user that sent the message
|
||||
* "nick": nick,//the nickname of the user that sent the message
|
||||
* "message": txt//the text of the message
|
||||
* }}
|
||||
* outgoingMessage - receives event notifications about outgoing
|
||||
* messages. The listener will receive object with the following structure:
|
||||
* {{
|
||||
* "message": txt//the text of the message
|
||||
* }}
|
||||
* displayNameChanged - receives event notifications about display name
|
||||
* change. The listener will receive object with the following structure:
|
||||
* {{
|
||||
* jid: jid,//the JID of the participant that changed his display name
|
||||
* displayname: displayName //the new display name
|
||||
* }}
|
||||
* participantJoined - receives event notifications about new participant.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* jid: jid //the jid of the participant
|
||||
* }}
|
||||
* participantLeft - receives event notifications about participant the that
|
||||
* left the room.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* jid: jid //the jid of the participant
|
||||
* }}
|
||||
* video-conference-joined - receives event notifications fired when the local
|
||||
* user has joined the video conference.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* roomName: room //the room name of the conference
|
||||
* }}
|
||||
* video-conference-left - receives event notifications fired when the local
|
||||
* user has joined the video conference.
|
||||
* The listener will receive object with the following structure:
|
||||
* {{
|
||||
* roomName: room //the room name of the conference
|
||||
* }}
|
||||
* @param event the name of the event
|
||||
* @param listener the listener
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype.addEventListener = function(event, listener) {
|
||||
if(!(event in events)) {
|
||||
logger.error("Not supported event name.");
|
||||
return;
|
||||
}
|
||||
// We cannot remove listeners from postis that's why we are handling the
|
||||
// callback that way.
|
||||
if(!this.postisListeners[event]) {
|
||||
this.postis.listen(events[event], function(data) {
|
||||
if((event in this.eventHandlers) &&
|
||||
typeof this.eventHandlers[event] === "function")
|
||||
this.eventHandlers[event].call(null, data);
|
||||
}.bind(this));
|
||||
this.postisListeners[event] = true;
|
||||
}
|
||||
this.eventHandlers[event] = listener;
|
||||
};
|
||||
|
||||
/**
|
||||
* Removes event listener.
|
||||
* @param event the name of the event.
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype.removeEventListener = function(event) {
|
||||
if(!(event in this.eventHandlers))
|
||||
{
|
||||
logger.error("The event " + event + " is not registered.");
|
||||
return;
|
||||
}
|
||||
delete this.eventHandlers[event];
|
||||
};
|
||||
|
||||
/**
|
||||
* Removes event listeners.
|
||||
* @param events array with the names of the events.
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype.removeEventListeners = function(events) {
|
||||
for(var i = 0; i < events.length; i++)
|
||||
this.removeEventListener(events[i]);
|
||||
};
|
||||
|
||||
/**
|
||||
* Returns the number of participants in the conference.
|
||||
* NOTE: the local participant is included.
|
||||
* @returns {int} the number of participants in the conference.
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype.getNumberOfParticipants = function() {
|
||||
return this.numberOfParticipants;
|
||||
};
|
||||
|
||||
/**
|
||||
* Setups listeners that are used internally for JitsiMeetExternalAPI.
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype._setupListeners = function() {
|
||||
this.postis.listen("participant-joined",
|
||||
changeParticipantNumber.bind(null, this, 1));
|
||||
this.postis.listen("participant-left",
|
||||
changeParticipantNumber.bind(null, this, -1));
|
||||
};
|
||||
|
||||
/**
|
||||
* Removes the listeners and removes the Jitsi Meet frame.
|
||||
*/
|
||||
JitsiMeetExternalAPI.prototype.dispose = function() {
|
||||
this.postis.destroy();
|
||||
var frame = document.getElementById(this.frameName);
|
||||
if(frame)
|
||||
frame.src = 'about:blank';
|
||||
var self = this;
|
||||
window.setTimeout(function () {
|
||||
self.iframeHolder.removeChild(self.frame);
|
||||
self.iframeHolder.parentNode.removeChild(self.iframeHolder);
|
||||
}, 10);
|
||||
};
|
||||
|
||||
module.exports = JitsiMeetExternalAPI;
|
||||
|
|
|
|||
Loading…
Reference in New Issue