Add missing file

www/common/inner/snapshots.js

@@ -0,0 +1,104 @@
+define([
+    'jquery',
+    '/common/common-interface.js',
+    '/common/hyperscript.js',
+    '/customize/messages.js',
+    '/bower_components/nthen/index.js',
+    '/bower_components/chainpad/chainpad.dist.js',
+], function ($, UI, h, Messages, nThen, ChainPad /* JsonOT */) {
+    var Snapshots = {};
+
+    Snapshots.create = function (common, config) {
+        if (!config.$toolbar) { return void console.error("config.$toolbar is undefined");}
+        if (Snapshots.loading) { return void console.error("Snapshot is already being loaded..."); }
+        Snapshots.loading = true;
+
+        var sframeChan = common.getSframeChannel();
+
+        var $toolbar = config.$toolbar;
+        var $snap = $toolbar.find('.cp-toolbar-snapshots');
+        var $bottom = $toolbar.find('.cp-toolbar-bottom');
+        var $cke = $toolbar.find('.cke_toolbox_main');
+
+        $snap.html('').css('display', 'flex');
+        $bottom.hide();
+        $cke.hide();
+
+        var createChainPad = function () {
+            return ChainPad.create({
+                userName: 'snapshot',
+                validateContent: function (content) {
+                    try {
+                        JSON.parse(content);
+                        return true;
+                    } catch (e) {
+                        console.log('Failed to parse, rejecting patch');
+                        return false;
+                    }
+                },
+                initialState: '',
+                logLevel: 0
+            });
+        };
+
+        var snapshot;
+        var getData = function () {
+            sframeChan.query("Q_GET_SNAPSHOT", {hash: config.hash}, function (err, obj) {
+                if (err || (obj && obj.error)) { return void console.error(err || obj.error); }
+                if (!Array.isArray(obj)) { return void console.error("invalid type"); }
+                var messages = obj;
+                var chainpad = createChainPad();
+                messages.forEach(function (m) {
+                    chainpad.message(m);
+                });
+                snapshot = chainpad.getAuthDoc();
+                config.applyVal(snapshot);
+                chainpad.abort();
+            });
+        };
+
+Messages.snapshots_restore = "Restore"; // XXX
+Messages.snapshots_close = "Close";
+Messages.snapshots_cantRestore = "Can't restore now. Disconnected...";
+
+        var display = function () {
+            var data = config.data || {};
+
+            if (!config.readOnly) {
+                $(h('button.cp-toolbar-snapshots-restore', [
+                    h('i.fa.fa-check'),
+                    h('spap.cp-button-name', Messages.snapshots_restore)
+                ])).click(function () {
+                    var closed = config.close(true, snapshot);
+                    if (!closed) {
+                        return void UI.alert(Messages.snapshots_cantRestore);
+                    }
+                    $snap.hide();
+                    $bottom.show();
+                    $cke.show();
+                    Snapshots.loading = false;
+                }).appendTo($snap);
+            }
+
+            $(h('span.cp-toolbar-snapshots-title', data.title)).appendTo($snap);
+
+            $(h('button.cp-toolbar-snapshots-close', [
+                h('i.fa.fa-times'),
+                h('spap.cp-button-name', Messages.snapshots_close)
+            ])).click(function () {
+                $snap.hide();
+                $bottom.show();
+                $cke.show();
+                Snapshots.loading = false;
+                config.close(false);
+            }).appendTo($snap);
+        };
+
+        display();
+        getData();
+    };
+
+    return Snapshots;
+});
+
+