mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-04 22:01:05 +01:00
584 lines
16 KiB
JavaScript
Executable File
584 lines
16 KiB
JavaScript
Executable File
//v.2.6 build 100722
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/*
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Copyright DHTMLX LTD. http://www.dhtmlx.com
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You allowed to use this component or parts of it under GPL terms
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To use it on other terms or get Professional edition of the component please contact us at sales@dhtmlx.com
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*/
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/**
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* @desc: constructor, data processor object
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* @param: serverProcessorURL - url used for update
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* @type: public
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*/
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function dataProcessor(serverProcessorURL){
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this.serverProcessor = serverProcessorURL;
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this.action_param="!nativeeditor_status";
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this.object = null;
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this.updatedRows = []; //ids of updated rows
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this.autoUpdate = true;
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this.updateMode = "cell";
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this._tMode="GET";
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this.post_delim = "_";
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this._waitMode=0;
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this._in_progress={};//?
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this._invalid={};
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this.mandatoryFields=[];
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this.messages=[];
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this.styles={
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updated:"font-weight:bold;",
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inserted:"font-weight:bold;",
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deleted:"text-decoration : line-through;",
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invalid:"background-color:FFE0E0;",
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invalid_cell:"border-bottom:2px solid red;",
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error:"color:red;",
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clear:"font-weight:normal;text-decoration:none;"
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};
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this.enableUTFencoding(true);
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dhtmlxEventable(this);
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return this;
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}
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dataProcessor.prototype={
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/**
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* @desc: select GET or POST transaction model
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* @param: mode - GET/POST
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* @param: total - true/false - send records row by row or all at once (for grid only)
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* @type: public
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*/
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setTransactionMode:function(mode,total){
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this._tMode=mode;
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this._tSend=total;
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},
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escape:function(data){
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if (this._utf)
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return encodeURIComponent(data);
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else
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return escape(data);
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},
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/**
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* @desc: allows to set escaping mode
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* @param: true - utf based escaping, simple - use current page encoding
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* @type: public
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*/
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enableUTFencoding:function(mode){
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this._utf=convertStringToBoolean(mode);
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},
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/**
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* @desc: allows to define, which column may trigger update
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* @param: val - array or list of true/false values
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* @type: public
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*/
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setDataColumns:function(val){
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this._columns=(typeof val == "string")?val.split(","):val;
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},
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/**
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* @desc: get state of updating
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* @returns: true - all in sync with server, false - some items not updated yet.
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* @type: public
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*/
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getSyncState:function(){
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return !this.updatedRows.length;
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},
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/**
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* @desc: enable/disable named field for data syncing, will use column ids for grid
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* @param: mode - true/false
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* @type: public
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*/
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enableDataNames:function(mode){
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this._endnm=convertStringToBoolean(mode);
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},
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/**
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* @desc: enable/disable mode , when only changed fields and row id send to the server side, instead of all fields in default mode
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* @param: mode - true/false
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* @type: public
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*/
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enablePartialDataSend:function(mode){
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this._changed=convertStringToBoolean(mode);
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},
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/**
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* @desc: set if rows should be send to server automaticaly
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* @param: mode - "row" - based on row selection changed, "cell" - based on cell editing finished, "off" - manual data sending
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* @type: public
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*/
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setUpdateMode:function(mode,dnd){
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this.autoUpdate = (mode=="cell");
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this.updateMode = mode;
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this.dnd=dnd;
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},
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ignore:function(code,master){
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this._silent_mode=true;
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code.call(master||window);
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this._silent_mode=false;
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},
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/**
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* @desc: mark row as updated/normal. check mandatory fields,initiate autoupdate (if turned on)
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* @param: rowId - id of row to set update-status for
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* @param: state - true for "updated", false for "not updated"
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* @param: mode - update mode name
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* @type: public
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*/
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setUpdated:function(rowId,state,mode){
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if (this._silent_mode) return;
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var ind=this.findRow(rowId);
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mode=mode||"updated";
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var existing = this.obj.getUserData(rowId,this.action_param);
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if (existing && mode == "updated") mode=existing;
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if (state){
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this.set_invalid(rowId,false); //clear previous error flag
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this.updatedRows[ind]=rowId;
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this.obj.setUserData(rowId,this.action_param,mode);
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if (this._in_progress[rowId])
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this._in_progress[rowId]="wait";
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} else{
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if (!this.is_invalid(rowId)){
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this.updatedRows.splice(ind,1);
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this.obj.setUserData(rowId,this.action_param,"");
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}
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}
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//clear changed flag
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if (!state)
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this._clearUpdateFlag(rowId);
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this.markRow(rowId,state,mode);
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if (state && this.autoUpdate) this.sendData(rowId);
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},
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_clearUpdateFlag:function(id){},
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markRow:function(id,state,mode){
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var str="";
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var invalid=this.is_invalid(id);
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if (invalid){
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str=this.styles[invalid];
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state=true;
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}
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if (this.callEvent("onRowMark",[id,state,mode,invalid])){
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//default logic
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str=this.styles[state?mode:"clear"]+str;
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this.obj[this._methods[0]](id,str);
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if (invalid && invalid.details){
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str+=this.styles[invalid+"_cell"];
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for (var i=0; i < invalid.details.length; i++)
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if (invalid.details[i])
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this.obj[this._methods[1]](id,i,str);
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}
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}
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},
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getState:function(id){
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return this.obj.getUserData(id,this.action_param);
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},
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is_invalid:function(id){
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return this._invalid[id];
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},
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set_invalid:function(id,mode,details){
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if (details) mode={value:mode, details:details, toString:function(){ return this.value.toString(); }};
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this._invalid[id]=mode;
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},
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/**
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* @desc: check mandatory fields and varify values of cells, initiate update (if specified)
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* @param: rowId - id of row to set update-status for
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* @type: public
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*/
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checkBeforeUpdate:function(rowId){
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return true;
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},
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/**
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* @desc: send row(s) values to server
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* @param: rowId - id of row which data to send. If not specified, then all "updated" rows will be send
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* @type: public
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*/
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sendData:function(rowId){
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if (this._waitMode && (this.obj.mytype=="tree" || this.obj._h2)) return;
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if (this.obj.editStop) this.obj.editStop();
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if(typeof rowId == "undefined" || this._tSend) return this.sendAllData();
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if (this._in_progress[rowId]) return false;
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this.messages=[];
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if (!this.checkBeforeUpdate(rowId) && this.callEvent("onValidatationError",[rowId,this.messages])) return false;
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this._beforeSendData(this._getRowData(rowId),rowId);
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},
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_beforeSendData:function(data,rowId){
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if (!this.callEvent("onBeforeUpdate",[rowId,this.getState(rowId),data])) return false;
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this._sendData(data,rowId);
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},
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serialize:function(data, id){
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if (typeof id != "undefined")
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return this.serialize_one(data,"");
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else{
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var stack = [];
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var keys = [];
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for (var key in data)
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if (data.hasOwnProperty(key)){
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stack.push(this.serialize_one(data[key],key+this.post_delim));
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keys.push(key);
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}
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stack.push("ids="+this.escape(keys.join(",")));
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return stack.join("&");
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}
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},
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serialize_one:function(data, pref){
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if (typeof data == "string")
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return data;
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var stack = [];
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for (var key in data)
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if (data.hasOwnProperty(key))
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stack.push(this.escape((pref||"")+key)+"="+this.escape(data[key]));
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return stack.join("&");
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},
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_sendData:function(a1,rowId){
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if (!a1) return; //nothing to send
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if (!this.callEvent("onBeforeDataSending",rowId?[rowId,this.getState(rowId),a1]:[null, null, a1])) return false;
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if (rowId)
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this._in_progress[rowId]=(new Date()).valueOf();
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var a2=new dtmlXMLLoaderObject(this.afterUpdate,this,true);
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var a3 = this.serverProcessor+(this._user?(getUrlSymbol(this.serverProcessor)+["dhx_user="+this._user,"dhx_version="+this.obj.getUserData(0,"version")].join("&")):"");
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if (this._tMode!="POST")
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a2.loadXML(a3+((a3.indexOf("?")!=-1)?"&":"?")+this.serialize(a1,rowId));
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else
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a2.loadXML(a3,true,this.serialize(a1));
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this._waitMode++;
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},
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sendAllData:function(){
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if (!this.updatedRows.length) return;
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this.messages=[]; var valid=true;
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for (var i=0; i<this.updatedRows.length; i++)
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valid&=this.checkBeforeUpdate(this.updatedRows[i]);
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if (!valid && !this.callEvent("onValidatationError",["",this.messages])) return false;
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if (this._tSend)
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this._sendData(this._getAllData());
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else
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for (var i=0; i<this.updatedRows.length; i++)
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if (!this._in_progress[this.updatedRows[i]]){
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if (this.is_invalid(this.updatedRows[i])) continue;
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this._beforeSendData(this._getRowData(this.updatedRows[i]),this.updatedRows[i]);
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if (this._waitMode && (this.obj.mytype=="tree" || this.obj._h2)) return; //block send all for tree
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}
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},
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_getAllData:function(rowId){
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var out={};
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var has_one = false;
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for(var i=0;i<this.updatedRows.length;i++){
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var id=this.updatedRows[i];
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if (this._in_progress[id] || this.is_invalid(id)) continue;
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if (!this.callEvent("onBeforeUpdate",[id,this.getState(id)])) continue;
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out[id]=this._getRowData(id,id+this.post_delim);
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has_one = true;
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this._in_progress[id]=(new Date()).valueOf();
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}
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return has_one?out:null;
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},
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/**
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* @desc: specify column which value should be varified before sending to server
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* @param: ind - column index (0 based)
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* @param: verifFunction - function (object) which should verify cell value (if not specified, then value will be compared to empty string). Two arguments will be passed into it: value and column name
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* @type: public
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*/
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setVerificator:function(ind,verifFunction){
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this.mandatoryFields[ind] = verifFunction||(function(value){return (value!="");});
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},
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/**
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* @desc: remove column from list of those which should be verified
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* @param: ind - column Index (0 based)
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* @type: public
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*/
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clearVerificator:function(ind){
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this.mandatoryFields[ind] = false;
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},
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findRow:function(pattern){
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var i=0;
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for(i=0;i<this.updatedRows.length;i++)
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if(pattern==this.updatedRows[i]) break;
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return i;
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},
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/**
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* @desc: define custom actions
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* @param: name - name of action, same as value of action attribute
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* @param: handler - custom function, which receives a XMl response content for action
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* @type: private
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*/
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defineAction:function(name,handler){
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if (!this._uActions) this._uActions=[];
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this._uActions[name]=handler;
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},
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/**
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* @desc: used in combination with setOnBeforeUpdateHandler to create custom client-server transport system
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* @param: sid - id of item before update
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* @param: tid - id of item after up0ate
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* @param: action - action name
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* @type: public
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* @topic: 0
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*/
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afterUpdateCallback:function(sid, tid, action, btag) {
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var correct=(action!="error" && action!="invalid");
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if (!correct) this.set_invalid(sid,action);
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if ((this._uActions)&&(this._uActions[action])&&(!this._uActions[action](btag)))
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return (delete this._in_progress[sid]);
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if (this._in_progress[sid]!="wait")
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this.setUpdated(sid, false);
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var soid = sid;
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switch (action) {
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case "inserted":
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case "insert":
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if (tid != sid) {
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this.obj[this._methods[2]](sid, tid);
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sid = tid;
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}
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break;
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case "delete":
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case "deleted":
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this.obj.setUserData(sid, this.action_param, "true_deleted");
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this.obj[this._methods[3]](sid);
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return this.callEvent("onAfterUpdate", [sid, action, tid, btag]);
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break;
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}
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if (this._in_progress[sid]!="wait"){
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if (correct) this.obj.setUserData(sid, this.action_param,'');
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delete this._in_progress[sid];
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} else {
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delete this._in_progress[sid];
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this.setUpdated(tid,true,this.obj.getUserData(sid,this.action_param));
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}
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this.callEvent("onAfterUpdate", [sid, action, tid, btag]);
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},
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/**
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* @desc: response from server
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* @param: xml - XMLLoader object with response XML
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* @type: private
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*/
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afterUpdate:function(that,b,c,d,xml){
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xml.getXMLTopNode("data"); //fix incorrect content type in IE
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if (!xml.xmlDoc.responseXML) return;
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var atag=xml.doXPath("//data/action");
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for (var i=0; i<atag.length; i++){
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var btag=atag[i];
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var action = btag.getAttribute("type");
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var sid = btag.getAttribute("sid");
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var tid = btag.getAttribute("tid");
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that.afterUpdateCallback(sid,tid,action,btag);
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}
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that.finalizeUpdate();
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},
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finalizeUpdate:function(){
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if (this._waitMode) this._waitMode--;
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if ((this.obj.mytype=="tree" || this.obj._h2) && this.updatedRows.length)
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this.sendData();
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this.callEvent("onAfterUpdateFinish",[]);
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if (!this.updatedRows.length)
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this.callEvent("onFullSync",[]);
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},
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/**
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* @desc: initializes data-processor
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* @param: anObj - dhtmlxGrid object to attach this data-processor to
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* @type: public
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*/
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init:function(anObj){
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this.obj = anObj;
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if (this.obj._dp_init)
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this.obj._dp_init(this);
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},
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setOnAfterUpdate:function(ev){
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this.attachEvent("onAfterUpdate",ev);
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},
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enableDebug:function(mode){
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},
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setOnBeforeUpdateHandler:function(func){
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this.attachEvent("onBeforeDataSending",func);
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},
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/*! starts autoupdate mode
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@param interval
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time interval for sending update requests
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*/
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setAutoUpdate: function(interval, user) {
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interval = interval || 2000;
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this._user = user || (new Date()).valueOf();
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this._need_update = false;
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this._loader = null;
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this._update_busy = false;
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this.attachEvent("onAfterUpdate",function(sid,action,tid,xml_node){
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this.afterAutoUpdate(sid, action, tid, xml_node);
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});
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this.attachEvent("onFullSync",function(){
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this.fullSync();
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});
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var self = this;
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window.setInterval(function(){
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self.loadUpdate();
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}, interval);
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},
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/*! process updating request answer
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if status == collision version is depricated
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set flag for autoupdating immidiatly
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*/
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afterAutoUpdate: function(sid, action, tid, xml_node) {
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if (action == 'collision') {
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this._need_update = true;
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return false;
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} else {
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return true;
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}
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},
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/*! callback function for onFillSync event
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call update function if it's need
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*/
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fullSync: function() {
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if (this._need_update == true) {
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this._need_update = false;
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this.loadUpdate();
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}
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return true;
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},
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/*! sends query to the server and call callback function
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*/
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getUpdates: function(url,callback){
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if (this._update_busy)
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return false;
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else
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this._update_busy = true;
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this._loader = this._loader || new dtmlXMLLoaderObject(true);
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this._loader.async=true;
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this._loader.waitCall=callback;
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this._loader.loadXML(url);
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},
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/*! returns xml node value
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@param node
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xml node
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*/
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_v: function(node) {
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if (node.firstChild) return node.firstChild.nodeValue;
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return "";
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},
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/*! returns values array of xml nodes array
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@param arr
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array of xml nodes
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*/
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_a: function(arr) {
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var res = [];
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for (var i=0; i < arr.length; i++) {
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res[i]=this._v(arr[i]);
|
|
};
|
|
return res;
|
|
},
|
|
|
|
|
|
/*! loads updates and processes them
|
|
*/
|
|
loadUpdate: function(){
|
|
var self = this;
|
|
var version = this.obj.getUserData(0,"version");
|
|
var url = this.serverProcessor+getUrlSymbol(this.serverProcessor)+["dhx_user="+this._user,"dhx_version="+version].join("&");
|
|
url = url.replace("editing=true&","");
|
|
this.getUpdates(url, function(){
|
|
var vers = self._loader.doXPath("//userdata");
|
|
self.obj.setUserData(0,"version",self._v(vers[0]));
|
|
|
|
var upds = self._loader.doXPath("//update");
|
|
if (upds.length){
|
|
self._silent_mode = true;
|
|
|
|
for (var i=0; i<upds.length; i++) {
|
|
var status = upds[i].getAttribute('status');
|
|
var id = upds[i].getAttribute('id');
|
|
var parent = upds[i].getAttribute('parent');
|
|
switch (status) {
|
|
case 'inserted':
|
|
self.callEvent("insertCallback",[upds[i], id, parent]);
|
|
break;
|
|
case 'updated':
|
|
self.callEvent("updateCallback",[upds[i], id, parent]);
|
|
break;
|
|
case 'deleted':
|
|
self.callEvent("deleteCallback",[upds[i], id, parent]);
|
|
break;
|
|
}
|
|
}
|
|
|
|
self._silent_mode = false;
|
|
}
|
|
|
|
self._update_busy = false;
|
|
self = null;
|
|
});
|
|
}
|
|
|
|
};
|
|
|
|
//(c)dhtmlx ltd. www.dhtmlx.com
|