diff options
Diffstat (limited to 'codebase/Dhtmlx/Connector/Output/TreeRenderStrategy.php')
| -rw-r--r-- | codebase/Dhtmlx/Connector/Output/TreeRenderStrategy.php | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/codebase/Dhtmlx/Connector/Output/TreeRenderStrategy.php b/codebase/Dhtmlx/Connector/Output/TreeRenderStrategy.php new file mode 100644 index 0000000..d66e58e --- /dev/null +++ b/codebase/Dhtmlx/Connector/Output/TreeRenderStrategy.php @@ -0,0 +1,64 @@ +<?php +namespace DHTMLX\Connector\Output; + +use DHTMLX\Connector\DataStorage\DataConfig; + +class TreeRenderStrategy extends RenderStrategy { + + protected $id_swap = array(); + + public function __construct($conn) { + parent::__construct($conn); + $conn->event->attach("afterInsert",array($this,"parent_id_correction_a")); + $conn->event->attach("beforeProcessing",array($this,"parent_id_correction_b")); + } + + public function render_set($res, $name, $dload, $sep, $config, $mix){ + $output=""; + $index=0; + $conn = $this->conn; + $config_copy = new DataConfig($config); + $this->mix($config, $mix); + while ($data=$conn->sql->get_next($res)){ + $data = $this->simple_mix($mix, $data); + $data = new $name($data,$config,$index); + $conn->event->trigger("beforeRender",$data); + //there is no info about child elements, + //if we are using dyn. loading - assume that it has, + //in normal mode juse exec sub-render routine + if ($data->has_kids()===-1 && $dload) + $data->set_kids(true); + $output.=$data->to_xml_start(); + if ($data->has_kids()===-1 || ( $data->has_kids()==true && !$dload)){ + $sub_request = new DataRequestConfig($conn->get_request()); + //$sub_request->set_fieldset(implode(",",$config_copy->db_names_list($conn->sql))); + $sub_request->set_relation($data->get_id()); + $output.=$this->render_set($conn->sql->select($sub_request), $name, $dload, $sep, $config_copy, $mix); + } + $output.=$data->to_xml_end(); + $index++; + } + $this->unmix($config, $mix); + return $output; + } + + /*! store info about ID changes during insert operation + @param dataAction + data action object during insert operation + */ + public function parent_id_correction_a($dataAction){ + $this->id_swap[$dataAction->get_id()]=$dataAction->get_new_id(); + } + + /*! update ID if it was affected by previous operation + @param dataAction + data action object, before any processing operation + */ + public function parent_id_correction_b($dataAction){ + $relation = $this->conn->get_config()->relation_id["db_name"]; + $value = $dataAction->get_value($relation); + + if (array_key_exists($value,$this->id_swap)) + $dataAction->set_value($relation,$this->id_swap[$value]); + } +}
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