JsonDataTable.php

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<?php
 
namespace Ajax\semantic\widgets\datatable;
 
use Ajax\service\JReflection;
use Ajax\common\html\BaseHtml;
use Ajax\service\AjaxCall;
use Ajax\JsUtils;
use Ajax\service\JString;
 
class JsonDataTable extends DataTable {
    protected $_modelClass="_jsonArrayModel";
    protected $_rowModelCallback;
 
    public function __construct($identifier, $model, $modelInstance=NULL) {
        parent::__construct($identifier, $model, $modelInstance);
        $this->_rowClass="_json _element";
    }
 
    protected function _generateContent($table){
        $this->_addRowModel($table);
        parent::_generateContent($table);
    }
 
    protected function _addRowModel($table){
        $fields=$this->_instanceViewer->getSimpleProperties();
        $row=$this->_createRow($table, $this->_modelClass,$fields);
        $row->setProperty("style","display:none;");
        $table->getBody()->_addRow($row);
    }
 
    protected function _createRow($table,$rowClass,$fields){
        $object=JReflection::jsonObject($this->_model);
        if(isset($this->_rowModelCallback)){
            $callback=$this->_rowModelCallback;
            $callback($object);
        }
        $row=$this->_generateRow($object, $fields,$table,"_jsonArrayChecked");
        $row->setClass($rowClass." _element");
        return $row;
    }
 
    protected function _associatePaginationBehavior(JsUtils $js=NULL,$offset=null){
        $callback=null;
        $menu=$this->_pagination->getMenu();
        
        if(isset($js)){
            $id=$this->identifier;
            $callback=$js->getScript($offset).$this->getHtmlComponent()->getInnerScript();
            $callback.=$js->trigger("#".$id." [name='selection[]']","change",false)."$('#".$id." tbody .ui.checkbox').checkbox();".$js->execOn("change", "#".$id." [name='selection[]']", $this->_getCheckedChange($js));
            $callback.=$this->_generatePaginationScript($id);
            if(isset($this->_urls["refresh"])){
                if(isset($menu))
                $js->jsonArrayOn("click", "#".$menu->getIdentifier()." a","#".$this->_identifier." tr.".$this->_modelClass, $this->_urls["refresh"],"post",["params"=>"{'p':$(this).attr('data-page'),'_model':'".JString::doubleBackSlashes($this->_model)."'}","jsCallback"=>$callback]);
            }
        }
 
    }
    
    protected function _generatePaginationScript($id){
        return ";var page=parseInt($(self).attr('data-page')) || 1;var pages_visibles=$('#pagination-{$id} .item').length-2;
            var lastPage=$('#pagination-{$id} ._lastPage');
            var middle= Math.ceil((pages_visibles-1)/ 2);
            var first=Math.max(1,page-middle);var max=lastPage.attr('data-max');
            var last=Math.min(max,first+pages_visibles-1);
            if(last-pages_visibles+1>=0)
                first=Math.min(first,last-pages_visibles+1);
            var number=first;
            $('#pagination-{$id} .item.pageNum').each(function(){
                $(this).attr('data-page',number);
                $(this).html(number);
                number++;
            });
            $('#pagination-{$id} .item').removeClass('active');
            $('#pagination-{$id} [data-page='+page+']:not(.no-active)').addClass('active');
            $('#pagination-{$id} ._firstPage').attr('data-page',Math.max(1,page-1));
            lastPage.attr('data-page',Math.min(lastPage.attr('data-max'),page+1));
            $('#{$id}').trigger('pageChange');$('#{$id}').trigger('activeRowChange');$('#pagination-{$id}').show();";
    }
    protected function _compileSearchFieldBehavior(JsUtils $js=NULL){
        
    }
    protected function _associateSearchFieldBehavior(JsUtils $js=NULL,$offset=null){
        if(isset($this->_searchField) && isset($js) && isset($this->_urls["refresh"])){
            $id=$this->identifier;
            $callback=$js->getScript($offset).$this->getHtmlComponent()->getInnerScript();
            $callback.=$js->trigger("#".$id." [name='selection[]']","change",false)."$('#".$id." tbody .ui.checkbox').checkbox();".$js->execOn("change", "#".$id." [name='selection[]']", $this->_getCheckedChange($js));
            $callback.="$('#pagination-{$id}').hide();$('#".$this->identifier."').trigger('searchTerminate',[$(self).val()]);";
            $js->jsonArrayOn("change", "#".$this->_searchField->getDataField()->getIdentifier(),"#".$this->_identifier." tr.".$this->_modelClass, $this->_urls["refresh"],"post",["params"=>"{'s':$(self).val(),'_model':'".JString::doubleBackSlashes($this->_model)."'}","jsCallback"=>$callback]);
        }
    }
    
    
 
    public function jsJsonArray($url, $method="get", $params="{}", $jsCallback=NULL,$parameters=[]){
        $parameters=\array_merge($parameters,["modelSelector"=>"#".$this->_identifier." tr.".$this->_modelClass,"url"=>$url,"method"=>$method,"params"=>$params,"jsCallback"=>$jsCallback]);
        return new AjaxCall("jsonArray", $parameters);
    }
 
    public function jsClear(){
        return "$('#{$this->identifier} tbody').find('._json').remove();";
    }
 
    public function clearOn(BaseHtml $element,$event, $stopPropagation=false, $preventDefault=false){
        return $element->addEvent($event, $this->jsClear(),$stopPropagation,$preventDefault);
    }
 
    public function clearOnClick(BaseHtml $element,$stopPropagation=false, $preventDefault=false){
        return $this->clearOn($element, "click",$stopPropagation,$preventDefault);
    }
 
    public function jsonArrayOn(BaseHtml $element,$event,$url, $method="get", $params="{}", $jsCallback=NULL,$parameters=[]){
        return $element->_addEvent($event, $this->jsJsonArray($url,$method,$params,$jsCallback,$parameters));
    }
 
    public function jsonArrayOnClick(BaseHtml $element,$url, $method="get", $params="{}", $jsCallback=NULL,$parameters=[]){
        return $this->jsonArrayOn($element, "click", $url,$method,$params,$jsCallback,$parameters);
    }
 
    public function paginate($page,$total_rowcount,$items_per_page=10,$pages_visibles=null){
        return parent::paginate($page, $total_rowcount,$items_per_page,$pages_visibles);
    }
 
    public function setRowModelCallback($_rowModelCallback) {
        $this->_rowModelCallback=$_rowModelCallback;
        return $this;
    }
}