528 lines
15 KiB
PHP
528 lines
15 KiB
PHP
<?php
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/*
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@author dhtmlx.com
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@license GPL, see license.txt
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*/
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require_once("base_connector.php");
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class CommonDataProcessor extends DataProcessor{
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protected function get_post_values($ids){
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if (isset($_GET['action'])){
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$data = array();
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if (isset($_POST["id"])){
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$dataset = array();
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foreach($_POST as $key=>$value)
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$dataset[$key] = ConnectorSecurity::filter($value);
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$data[$_POST["id"]] = $dataset;
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}
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else
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$data["dummy_id"] = $_POST;
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return $data;
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}
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return parent::get_post_values($ids);
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}
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protected function get_ids(){
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if (isset($_GET['action'])){
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if (isset($_POST["id"]))
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return array($_POST['id']);
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else
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return array("dummy_id");
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}
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return parent::get_ids();
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}
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protected function get_operation($rid){
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if (isset($_GET['action']))
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return $_GET['action'];
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return parent::get_operation($rid);
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}
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public function output_as_xml($results){
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if (isset($_GET['action'])){
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LogMaster::log("Edit operation finished",$results);
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ob_clean();
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$type = $results[0]->get_status();
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if ($type == "error" || $type == "invalid"){
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echo "false";
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} else if ($type=="insert"){
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echo "true\n".$results[0]->get_new_id();
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} else
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echo "true";
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} else
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return parent::output_as_xml($results);
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}
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};
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/*! DataItem class for DataView component
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**/
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class CommonDataItem extends DataItem{
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/*! return self as XML string
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*/
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function to_xml(){
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if ($this->skip) return "";
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return $this->to_xml_start().$this->to_xml_end();
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}
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function to_xml_start(){
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$str="<item id='".$this->get_id()."' ";
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for ($i=0; $i < sizeof($this->config->text); $i++){
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$name=$this->config->text[$i]["name"];
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$str.=" ".$name."='".$this->xmlentities($this->data[$name])."'";
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}
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if ($this->userdata !== false)
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foreach ($this->userdata as $key => $value)
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$str.=" ".$key."='".$this->xmlentities($value)."'";
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return $str.">";
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}
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}
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/*! Connector class for DataView
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**/
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class DataConnector extends Connector{
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/*! constructor
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Here initilization of all Masters occurs, execution timer initialized
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@param res
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db connection resource
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@param type
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string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided
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@param item_type
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name of class, which will be used for item rendering, optional, DataItem will be used by default
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@param data_type
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name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default.
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*/
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public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){
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if (!$item_type) $item_type="CommonDataItem";
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if (!$data_type) $data_type="CommonDataProcessor";
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$this->sections = array();
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if (!$render_type) $render_type="RenderStrategy";
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parent::__construct($res,$type,$item_type,$data_type,$render_type);
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}
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protected $sections;
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public function add_section($name, $string){
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$this->sections[$name] = $string;
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}
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protected function parse_request_mode(){
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if (isset($_GET['action']) && $_GET["action"] != "get")
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$this->editing = true;
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else
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parent::parse_request_mode();
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}
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//parse GET scoope, all operations with incoming request must be done here
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protected function parse_request(){
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if (isset($_GET['action'])){
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$action = $_GET['action'];
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//simple request mode
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if ($action == "get"){
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//data request
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if (isset($_GET['id'])){
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//single entity data request
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$this->request->set_filter($this->config->id["name"],$_GET['id'],"=");
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} else {
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//loading collection of items
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}
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} else {
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//data saving
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$this->editing = true;
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}
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parent::check_csrf();
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} else {
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if (isset($_GET['editing']) && isset($_POST['ids']))
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$this->editing = true;
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parent::parse_request();
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}
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if (isset($_GET["start"]) && isset($_GET["count"]))
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$this->request->set_limit($_GET["start"],$_GET["count"]);
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}
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/*! renders self as xml, starting part
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*/
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protected function xml_start(){
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$start = "<data";
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foreach($this->attributes as $k=>$v)
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$start .= " ".$k."='".$v."'";
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$start.= ">";
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foreach($this->sections as $k=>$v)
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$start .= "<".$k.">".$v."</".$k.">\n";
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return $start;
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}
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};
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class JSONDataConnector extends DataConnector{
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public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){
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if (!$item_type) $item_type="JSONCommonDataItem";
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if (!$data_type) $data_type="CommonDataProcessor";
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if (!$render_type) $render_type="JSONRenderStrategy";
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$this->data_separator = ",\n";
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parent::__construct($res,$type,$item_type,$data_type,$render_type);
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}
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/*! assign options collection to the column
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@param name
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name of the column
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@param options
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array or connector object
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*/
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public function set_options($name,$options){
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if (is_array($options)){
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$str=array();
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foreach($options as $k => $v)
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$str[]='{"id":"'.$this->xmlentities($k).'", "value":"'.$this->xmlentities($v).'"}';
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$options=implode(",",$str);
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}
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$this->options[$name]=$options;
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}
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/*! generates xml description for options collections
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@param list
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comma separated list of column names, for which options need to be generated
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*/
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protected function fill_collections($list=""){
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$options = array();
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foreach ($this->options as $k=>$v) {
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$name = $k;
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$option="\"{$name}\":[";
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if (!is_string($this->options[$name]))
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$option.=substr(json_encode($this->options[$name]->render()),1,-1);
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else
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$option.=$this->options[$name];
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$option.="]";
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$options[] = $option;
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}
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$this->extra_output .= implode($this->data_separator, $options);
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}
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protected function resolve_parameter($name){
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if (intval($name).""==$name)
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return $this->config->text[intval($name)]["db_name"];
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return $name;
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}
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protected function output_as_xml($res){
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$json = $this->render_set($res);
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if ($this->simple) return $json;
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$result = json_encode($json);
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$this->fill_collections();
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$is_sections = sizeof($this->sections) && $this->is_first_call();
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if ($this->dload || $is_sections || sizeof($this->attributes) || !empty($this->extra_data)){
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$attributes = "";
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foreach($this->attributes as $k=>$v)
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$attributes .= ", \"".$k."\":\"".$v."\"";
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$extra = "";
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if (!empty($this->extra_output))
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$extra .= ', "collections": {'.$this->extra_output.'}';
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$sections = "";
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if ($is_sections){
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//extra sections
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foreach($this->sections as $k=>$v)
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$sections .= ", \"".$k."\":".$v;
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}
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$dyn = "";
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if ($this->dload){
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//info for dyn. loadin
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if ($pos=$this->request->get_start())
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$dyn .= ", \"pos\":".$pos;
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else
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$dyn .= ", \"pos\":0, \"total_count\":".$this->sql->get_size($this->request);
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}
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if ($attributes || $sections || $this->extra_output || $dyn) {
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$result = "{ \"data\":".$result.$attributes.$extra.$sections.$dyn."}";
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}
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}
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// return as string
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if ($this->as_string) return $result;
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// output direct to response
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$out = new OutputWriter($result, "");
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$out->set_type("json");
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$this->event->trigger("beforeOutput", $this, $out);
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$out->output("", true, $this->encoding);
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return null;
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}
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}
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class JSONCommonDataItem extends DataItem{
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/*! return self as XML string
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*/
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function to_xml(){
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if ($this->skip) return false;
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$data = array(
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'id' => $this->get_id()
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);
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for ($i=0; $i<sizeof($this->config->text); $i++){
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$extra = $this->config->text[$i]["name"];
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$data[$extra]=$this->data[$extra];
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if (is_null($data[$extra]))
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$data[$extra] = "";
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}
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if ($this->userdata !== false)
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foreach ($this->userdata as $key => $value){
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if ($value === null)
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$data[$key]="";
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$data[$key]=$value;
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}
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return $data;
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}
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}
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/*! wrapper around options collection, used for comboboxes and filters
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**/
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class JSONOptionsConnector extends JSONDataConnector{
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protected $init_flag=false;//!< used to prevent rendering while initialization
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public function __construct($res,$type=false,$item_type=false,$data_type=false){
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if (!$item_type) $item_type="JSONCommonDataItem";
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if (!$data_type) $data_type=""; //has not sense, options not editable
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parent::__construct($res,$type,$item_type,$data_type);
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}
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/*! render self
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process commands, return data as XML, not output data to stdout, ignore parameters in incoming request
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@return
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data as XML string
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*/
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public function render(){
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if (!$this->init_flag){
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$this->init_flag=true;
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return "";
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}
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$res = $this->sql->select($this->request);
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return $this->render_set($res);
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}
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}
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class JSONDistinctOptionsConnector extends JSONOptionsConnector{
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/*! render self
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process commands, return data as XML, not output data to stdout, ignore parameters in incoming request
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@return
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data as XML string
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*/
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public function render(){
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if (!$this->init_flag){
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$this->init_flag=true;
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return "";
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}
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$res = $this->sql->get_variants($this->config->text[0]["db_name"],$this->request);
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return $this->render_set($res);
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}
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}
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class TreeCommonDataItem extends CommonDataItem{
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protected $kids=-1;
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function to_xml_start(){
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$str="<item id='".$this->get_id()."' ";
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for ($i=0; $i < sizeof($this->config->text); $i++){
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$name=$this->config->text[$i]["name"];
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$str.=" ".$name."='".$this->xmlentities($this->data[$name])."'";
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}
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if ($this->userdata !== false)
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foreach ($this->userdata as $key => $value)
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$str.=" ".$key."='".$this->xmlentities($value)."'";
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if ($this->kids === true)
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$str .=" ".Connector::$kids_var."='1'";
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return $str.">";
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}
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function has_kids(){
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return $this->kids;
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}
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function set_kids($value){
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$this->kids=$value;
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}
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}
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class TreeDataConnector extends DataConnector{
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protected $parent_name = 'parent';
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public $rootId = "0";
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/*! constructor
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Here initilization of all Masters occurs, execution timer initialized
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@param res
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db connection resource
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@param type
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string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided
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@param item_type
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name of class, which will be used for item rendering, optional, DataItem will be used by default
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@param data_type
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name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default.
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* @param render_type
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* name of class which will provides data rendering
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*/
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public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){
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if (!$item_type) $item_type="TreeCommonDataItem";
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if (!$data_type) $data_type="CommonDataProcessor";
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if (!$render_type) $render_type="TreeRenderStrategy";
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parent::__construct($res,$type,$item_type,$data_type,$render_type);
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}
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//parse GET scoope, all operations with incoming request must be done here
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protected function parse_request(){
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parent::parse_request();
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if (isset($_GET[$this->parent_name]))
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$this->request->set_relation($_GET[$this->parent_name]);
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else
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$this->request->set_relation($this->rootId);
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$this->request->set_limit(0,0); //netralize default reaction on dyn. loading mode
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}
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/*! renders self as xml, starting part
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*/
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protected function xml_start(){
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$attributes = " ";
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if (!$this->rootId || $this->rootId != $this->request->get_relation())
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$attributes = " parent='".$this->request->get_relation()."' ";
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foreach($this->attributes as $k=>$v)
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$attributes .= " ".$k."='".$v."'";
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return "<data".$attributes.">";
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}
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}
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class JSONTreeDataConnector extends TreeDataConnector{
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public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){
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if (!$item_type) $item_type="JSONTreeCommonDataItem";
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if (!$data_type) $data_type="CommonDataProcessor";
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if (!$render_type) $render_type="JSONTreeRenderStrategy";
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parent::__construct($res,$type,$item_type,$data_type,$render_type);
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}
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protected function output_as_xml($res){
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$result = $this->render_set($res);
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if ($this->simple) return $result;
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$data = array();
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if (!$this->rootId || $this->rootId != $this->request->get_relation())
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$data["parent"] = $this->request->get_relation();
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$data["data"] = $result;
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$this->fill_collections();
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if (!empty($this->options))
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$data["collections"] = $this->options;
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foreach($this->attributes as $k=>$v)
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$data[$k] = $v;
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$data = json_encode($data);
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// return as string
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if ($this->as_string) return $data;
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// output direct to response
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$out = new OutputWriter($data, "");
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$out->set_type("json");
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$this->event->trigger("beforeOutput", $this, $out);
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$out->output("", true, $this->encoding);
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}
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/*! assign options collection to the column
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@param name
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name of the column
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@param options
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array or connector object
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*/
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public function set_options($name,$options){
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if (is_array($options)){
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$str=array();
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foreach($options as $k => $v)
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$str[]=Array("id"=>$this->xmlentities($k), "value"=>$this->xmlentities($v));//'{"id":"'.$this->xmlentities($k).'", "value":"'.$this->xmlentities($v).'"}';
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$options=$str;
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}
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$this->options[$name]=$options;
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}
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/*! generates xml description for options collections
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@param list
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comma separated list of column names, for which options need to be generated
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*/
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protected function fill_collections($list=""){
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$options = array();
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foreach ($this->options as $k=>$v) {
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$name = $k;
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if (!is_array($this->options[$name]))
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$option=$this->options[$name]->render();
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else
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$option=$this->options[$name];
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$options[$name] = $option;
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}
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$this->options = $options;
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$this->extra_output .= "'collections':".json_encode($options);
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}
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}
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class JSONTreeCommonDataItem extends TreeCommonDataItem{
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/*! return self as XML string
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*/
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function to_xml_start(){
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if ($this->skip) return false;
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$data = array( "id" => $this->get_id() );
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for ($i=0; $i<sizeof($this->config->text); $i++){
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$extra = $this->config->text[$i]["name"];
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if (isset($this->data[$extra]))
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$data[$extra]=$this->data[$extra];
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}
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if ($this->userdata !== false)
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foreach ($this->userdata as $key => $value)
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$data[$key]=$value;
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if ($this->kids === true)
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$data[Connector::$kids_var] = 1;
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return $data;
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}
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function to_xml_end(){
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return "";
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}
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}
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?>
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