diff options
Diffstat (limited to 'codebase/Dhtmlx/Connector/GridConnector.php')
| -rw-r--r-- | codebase/Dhtmlx/Connector/GridConnector.php | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/codebase/Dhtmlx/Connector/GridConnector.php b/codebase/Dhtmlx/Connector/GridConnector.php new file mode 100644 index 0000000..b25a95a --- /dev/null +++ b/codebase/Dhtmlx/Connector/GridConnector.php @@ -0,0 +1,125 @@ +<?php + +namespace DHTMLX\Connector; +/*! Connector for the dhtmlxgrid +**/ +class GridConnector extends Connector{ + + /*! constructor + + Here initilization of all Masters occurs, execution timer initialized + @param res + db connection resource + @param type + string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided + @param item_type + name of class, which will be used for item rendering, optional, DataItem will be used by default + @param data_type + name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default. + */ + public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){ + if (!$item_type) $item_type="DHTMLX\\Connector\\GridDataItem"; + if (!$data_type) $data_type="DHTMLX\\Connector\\Data\\GridDataProcessor"; + if (!$render_type) $render_type="DHTMLX\\Connector\\Output\\RenderStrategy"; + parent::__construct($res,$type,$item_type,$data_type,$render_type); + } + + + protected function parse_request(){ + parent::parse_request(); + + if (isset($_GET["dhx_colls"])) + $this->fill_collections($_GET["dhx_colls"]); + } + protected function resolve_parameter($name){ + if (intval($name).""==$name) + return $this->config->text[intval($name)]["db_name"]; + return $name; + } + + /*! replace xml unsafe characters + + @param string + string to be escaped + @return + escaped string + */ + protected function xmlentities($string) { + return str_replace( array( '&', '"', "'", '<', '>', '’' ), array( '&' , '"', ''' , '<' , '>', ''' ), $string); + } + + /*! assign options collection to the column + + @param name + name of the column + @param options + array or connector object + */ + public function set_options($name,$options){ + if (is_array($options)){ + $str=""; + foreach($options as $k => $v) + $str.="<item value='".$this->xmlentities($k)."' label='".$this->xmlentities($v)."' />"; + $options=$str; + } + $this->options[$name]=$options; + } + /*! generates xml description for options collections + + @param list + comma separated list of column names, for which options need to be generated + */ + protected function fill_collections($list=""){ + $names=explode(",",$list); + for ($i=0; $i < sizeof($names); $i++) { + $name = $this->resolve_parameter($names[$i]); + if (!array_key_exists($name,$this->options)){ + $this->options[$name] = new DistinctOptionsConnector($this->get_connection(),$this->names["db_class"]); + $c = new DataConfig($this->config); + $r = new DataRequestConfig($this->request); + $c->minimize($name); + + $this->options[$name]->render_connector($c,$r); + } + + $this->extra_output.="<coll_options for='{$names[$i]}'>"; + if (!is_string($this->options[$name])) + $this->extra_output.=$this->options[$name]->render(); + else + $this->extra_output.=$this->options[$name]; + $this->extra_output.="</coll_options>"; + } + } + + /*! renders self as xml, starting part + */ + protected function xml_start(){ + $attributes = ""; + foreach($this->attributes as $k=>$v) + $attributes .= " ".$k."='".$v."'"; + + if ($this->dload){ + if ($pos=$this->request->get_start()) + return "<rows pos='".$pos."'".$attributes.">"; + else + return "<rows total_count='".$this->sql->get_size($this->request)."'".$attributes.">"; + } + else + return "<rows".$attributes.">"; + } + + + /*! renders self as xml, ending part + */ + protected function xml_end(){ + return $this->extra_output."</rows>"; + } + + public function set_config($config = false){ + if (gettype($config) == 'boolean') + $config = new GridConfiguration($config); + + $this->event->attach("beforeOutput", Array($config, "attachHeaderToXML")); + $this->event->attach("onInit", Array($config, "defineOptions")); + } +}
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