var session = { init: function () { this._initWS(); // 定时(30 秒)保存会话内容. setInterval(function () { var request = newWideRequest(), filse = [], fileTree = [], currentId = editors.getCurrentId(), currentFile = currentId ? editors.getCurrentPath() : ""; editors.tabs.obj._$tabs.find("div").each(function () { var $it = $(this); if ($it.find("span:eq(0)").attr("title") !== config.label.initialise) { filse.push($it.find("span:eq(0)").attr("title")); } }); fileTree = tree.getOpenPaths(); request.currentFile = currentFile; // 当前编辑器 request.fileTree = fileTree; // 文件树展开状态 request.files = filse; // 编辑器打开状态 $.ajax({ type: 'POST', url: '/session/save', data: JSON.stringify(request), dataType: "json", success: function (data) { } }); }, 30000); }, restore: function () { var fileTree = config.latestSessionContent.FileTree, files = config.latestSessionContent.Files, currentFile = config.latestSessionContent.CurrentFile, id = "", nodesToOpen = []; var nodes = tree.fileTree.transformToArray(tree.fileTree.getNodes()); for (var i = 0, ii = nodes.length; i < ii; i++) { // expand tree for (var j = 0, jj = fileTree.length; j < jj; j++) { if (nodes[i].path === fileTree[j]) { tree.fileTree.expandNode(nodes[i], true, false, false); break; } } // open editors for (var k = 0, kk = files.length; k < kk; k++) { if (nodes[i].path === files[k]) { nodesToOpen.push(nodes[i]); break; } } if (nodes[i].path === currentFile) { id = nodes[i].tId; } } // 处理编辑器打开顺序 for (var m = 0, mm = files.length; m < mm; m++) { for (var n = 0, nn = nodesToOpen.length; n < nn; n++) { if (nodesToOpen[n].path === files[m]) { tree.openFile(nodesToOpen[n]); break; } } } editors.tabs.setCurrent(id); }, _initWS: function () { // 用于保持会话,如果该通道断开,则服务器端会销毁会话状态,回收相关资源. var sessionWS = new WebSocket(config.channel.session + '/session/ws?sid=' + config.wideSessionId); sessionWS.onopen = function () { console.log('[session onopen] connected'); }; sessionWS.onmessage = function (e) { console.log('[session onmessage]' + e.data); var data = JSON.parse(e.data); }; sessionWS.onclose = function (e) { console.log('[session onclose] disconnected (' + e.code + ')'); delete sessionWS; }; sessionWS.onerror = function (e) { console.log('[session onerror] ' + JSON.parse(e)); }; } };