diff options
Diffstat (limited to 'codebase/connector/tree_connector.php')
| -rw-r--r-- | codebase/connector/tree_connector.php | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/codebase/connector/tree_connector.php b/codebase/connector/tree_connector.php new file mode 100644 index 0000000..6383ff7 --- /dev/null +++ b/codebase/connector/tree_connector.php @@ -0,0 +1,229 @@ +<?php +/* + @author dhtmlx.com + @license GPL, see license.txt +*/ +require_once("base_connector.php"); + +/*! DataItem class for Tree component +**/ + +class TreeDataItem extends DataItem{ + private $im0;//!< image of closed folder + private $im1;//!< image of opened folder + private $im2;//!< image of leaf item + private $check;//!< checked state + private $kids=-1;//!< checked state + private $attrs;//!< collection of custom attributes + + function __construct($data,$config,$index){ + parent::__construct($data,$config,$index); + + $this->im0=false; + $this->im1=false; + $this->im2=false; + $this->check=false; + $this->attrs = array(); + } + /*! get id of parent record + + @return + id of parent record + */ + function get_parent_id(){ + return $this->data[$this->config->relation_id["name"]]; + } + /*! get state of items checkbox + + @return + state of item's checkbox as int value, false if state was not defined + */ + function get_check_state(){ + return $this->check; + } + /*! set state of item's checkbox + + @param value + int value, 1 - checked, 0 - unchecked, -1 - third state + */ + function set_check_state($value){ + $this->check=$value; + } + + /*! return count of child items + -1 if there is no info about childs + @return + count of child items + */ + function has_kids(){ + return $this->kids; + } + /*! sets count of child items + @param value + count of child items + */ + function set_kids($value){ + $this->kids=$value; + } + + /*! set custom attribute + + @param name + name of the attribute + @param value + new value of the attribute + */ + function set_attribute($name, $value){ + switch($name){ + case "id": + $this->set_id($value); + break; + case "text": + $this->data[$this->config->text[0]["name"]]=$value; + break; + case "checked": + $this->set_check_state($value); + break; + case "im0": + $this->im0=$value; + break; + case "im1": + $this->im1=$value; + break; + case "im2": + $this->im2=$value; + break; + case "child": + $this->set_kids($value); + break; + default: + $this->attrs[$name]=$value; + } + } + + + /*! assign image for tree's item + + @param img_folder_closed + image for item, which represents folder in closed state + @param img_folder_open + image for item, which represents folder in opened state, optional + @param img_leaf + image for item, which represents leaf item, optional + */ + function set_image($img_folder_closed,$img_folder_open=false,$img_leaf=false){ + $this->im0=$img_folder_closed; + $this->im1=$img_folder_open?$img_folder_open:$img_folder_closed; + $this->im2=$img_leaf?$img_leaf:$img_folder_closed; + } + /*! return self as XML string, starting part + */ + function to_xml_start(){ + if ($this->skip) return ""; + + $str1="<item id='".$this->get_id()."' text='".$this->xmlentities($this->data[$this->config->text[0]["name"]])."' "; + if ($this->has_kids()==true) $str1.="child='".$this->has_kids()."' "; + if ($this->im0) $str1.="im0='".$this->im0."' "; + if ($this->im1) $str1.="im1='".$this->im1."' "; + if ($this->im2) $str1.="im2='".$this->im2."' "; + if ($this->check) $str1.="checked='".$this->check."' "; + foreach ($this->attrs as $key => $value) + $str1.=$key."='".$this->xmlentities($value)."' "; + $str1.=">"; + if ($this->userdata !== false) + foreach ($this->userdata as $key => $value) + $str1.="<userdata name='".$key."'><![CDATA[".$value."]]></userdata>"; + + return $str1; + } + /*! return self as XML string, ending part + */ + function to_xml_end(){ + if ($this->skip) return ""; + return "</item>"; + } + +} + +require_once("filesystem_item.php"); + +/*! Connector for the dhtmlxtree +**/ +class TreeConnector extends Connector{ + protected $parent_name = 'id'; + + /*! constructor + + Here initilization of all Masters occurs, execution timer initialized + @param res + db connection resource + @param type + string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided + @param item_type + name of class, which will be used for item rendering, optional, DataItem will be used by default + @param data_type + name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default. + * @param render_type + * name of class which will provides data rendering + */ + public function __construct($res,$type=false,$item_type=false,$data_type=false, $render_type=false){ + if (!$item_type) $item_type="TreeDataItem"; + if (!$data_type) $data_type="TreeDataProcessor"; + if (!$render_type) $render_type="TreeRenderStrategy"; + parent::__construct($res,$type,$item_type,$data_type,$render_type); + } + + //parse GET scoope, all operations with incoming request must be done here + public function parse_request(){ + parent::parse_request(); + + if (isset($_GET[$this->parent_name])) + $this->request->set_relation($_GET[$this->parent_name]); + else + $this->request->set_relation("0"); + + $this->request->set_limit(0,0); //netralize default reaction on dyn. loading mode + } + + /*! renders self as xml, starting part + */ + public function xml_start(){ + $attributes = ""; + foreach($this->attributes as $k=>$v) + $attributes .= " ".$k."='".$v."'"; + + return "<tree id='".$this->request->get_relation()."'".$attributes.">"; + } + + /*! renders self as xml, ending part + */ + public function xml_end(){ + return "</tree>"; + } +} + + +class TreeDataProcessor extends DataProcessor{ + + function __construct($connector,$config,$request){ + parent::__construct($connector,$config,$request); + $request->set_relation(false); + } + + /*! convert incoming data name to valid db name + converts c0..cN to valid field names + @param data + data name from incoming request + @return + related db_name + */ + function name_data($data){ + if ($data=="tr_pid") + return $this->config->relation_id["db_name"]; + if ($data=="tr_text") + return $this->config->text[0]["db_name"]; + return $data; + } +} + +?>
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