154 lines
4.8 KiB
JavaScript
154 lines
4.8 KiB
JavaScript
define([
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'/common/sframe-common-outer.js',
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'/common/common-hash.js',
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'/common/cryptget.js',
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'/bower_components/nthen/index.js',
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], function (SCO, Hash, Crypt, nThen) {
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var getTxid = function () {
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return Math.random().toString(16).replace('0.', '');
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};
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var init = function () {
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console.warn('INIT');
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var p = window.parent;
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var txid = getTxid();
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p.postMessage(JSON.stringify({ q: 'INTEGRATION_READY', txid: txid }), '*');
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var makeChan = function () {
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var handlers = {};
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var commands = {};
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var _sendCb = function (txid, args) {
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p.postMessage({ ack: txid, args: args}, '*');
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};
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var onMsg = function (ev) {
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if (ev.source !== p) { return; }
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var data = ev.data;
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// On ack
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if (data.ack) {
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if (handlers[data.ack]) {
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handlers[data.ack](data.args);
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delete handlers[data.ack];
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}
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return;
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}
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// On new command
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var msg = data.msg;
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var txid = data.txid;
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if (commands[msg.q]) {
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commands[msg.q](msg.data, function (args) {
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_sendCb(txid, args);
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});
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return;
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}
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};
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window.addEventListener('message', onMsg);
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var send = function (q, data, cb) {
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var txid = getTxid();
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if (cb) { handlers[txid] = cb; }
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p.postMessage({ msg: {
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q: q,
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data: data,
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}, txid: txid}, '*');
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setTimeout(function () {
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delete handlers[txid];
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}, 60000);
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};
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var on = function (q, handler) {
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if (typeof(handler) !== "function") { return; }
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commands[q] = handler;
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};
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return {
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send: send,
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on: on
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};
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};
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var chan = makeChan();
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var isNew = false;
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// Make a HEAD request to the servre to check if a file exists in datastore
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// XXX update nginx config
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var checkSession = function (oldKey, cb) {
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var channel = Hash.hrefToHexChannelId(Hash.hashToHref(oldKey));
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var prefix = channel.slice(0,2);
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var url = `/datastore/${prefix}/${channel}.ndjson`;
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var http = new XMLHttpRequest();
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http.open('HEAD', url);
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http.onreadystatechange = function() {
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if (this.readyState === this.DONE) {
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console.error(this.status);
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if (this.status === 200) {
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return cb({state: true});
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}
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if (this.status === 404) {
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return cb({state: false});
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}
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cb({error: 'Internal server error'});
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}
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};
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http.send();
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};
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chan.on('GET_SESSION', function (data, cb) {
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var getHash = function () {
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isNew = true;
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return Hash.createRandomHash('integration');
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};
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var oldKey = data.key;
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if (!oldKey) { return void cb({ key: getHash() }); }
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checkSession(oldKey, function (obj) {
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if (!obj || obj.error) { return cb(obj); }
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cb({
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key: obj.state ? oldKey : getHash()
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});
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});
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});
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var save = function (obj, cb) {
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console.error(obj);
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chan.send('SAVE', obj.blob, cb);
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};
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var reload = function (data, cb) {
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chan.send('RELOAD', data);
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console.error(data);
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};
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chan.on('START', function (data) {
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console.warn('INNER START', data);
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var href = Hash.hashToHref(data.key, data.application);
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console.error(Hash.hrefToHexChannelId(href));
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window.CP_integration_outer = {
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pathname: `/${data.application}/`,
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hash: data.key,
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href: href,
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initialState: data.document,
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config: {
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fileType: data.ext,
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autosave: data.autosave
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},
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utils: {
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save: save,
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reload: reload
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}
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};
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require(['/common/sframe-app-outer.js'], function () {
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console.warn('SAO REQUIRED');
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delete window.CP_integration_outer;
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});
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});
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};
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init();
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/*
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nThen(function (waitFor) {
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}).nThen(function () {
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});
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*/
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});
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