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<?php |
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namespace Yajra\Datatables; |
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use Exception; |
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use Illuminate\Http\Request as IlluminateRequest; |
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/** |
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* @property array columns |
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*/ |
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class Request extends IlluminateRequest |
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{ |
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/** |
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* Check if request uses legacy code |
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* |
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* @throws Exception |
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*/ |
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public function checkLegacyCode() |
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{ |
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if (! $this->get('draw') && $this->get('sEcho')) { |
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throw new Exception('DataTables legacy code is not supported! Please use DataTables 1.10++ coding convention.'); |
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} elseif (! $this->get('draw') && ! $this->get('columns')) { |
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throw new Exception('Insufficient parameters'); |
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} |
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} |
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/** |
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* Check if Datatables is searchable. |
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* |
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* @return bool |
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*/ |
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public function isSearchable() |
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{ |
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return $this->get('search')['value'] != ''; |
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} |
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/** |
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* Get column's search value. |
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* |
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* @param integer $index |
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* @return string |
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*/ |
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public function columnKeyword($index) |
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{ |
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return $this->columns[$index]['search']['value']; |
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} |
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/** |
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* Check if Datatables must uses regular expressions |
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* |
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* @param integer $index |
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* @return string |
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*/ |
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public function isRegex($index) |
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{ |
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return $this->columns[$index]['search']['regex'] === 'true'; |
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} |
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/** |
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* Get orderable columns |
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* |
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* @return array |
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*/ |
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public function orderableColumns() |
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{ |
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if (! $this->isOrderable()) { |
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return []; |
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} |
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$orderable = []; |
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for ($i = 0, $c = count($this->get('order')); $i < $c; $i++) { |
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$order_col = (int) $this->get('order')[$i]['column']; |
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$order_dir = $this->get('order')[$i]['dir']; |
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if ($this->isColumnOrderable($order_col)) { |
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$orderable[] = ['column' => $order_col, 'direction' => $order_dir]; |
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} |
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} |
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return $orderable; |
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} |
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/** |
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* Check if Datatables ordering is enabled. |
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* |
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* @return bool |
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*/ |
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public function isOrderable() |
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{ |
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return $this->get('order') && count($this->get('order')) > 0; |
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} |
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/** |
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* Check if a column is orderable. |
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* |
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* @param integer $index |
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* @return bool |
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*/ |
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public function isColumnOrderable($index) |
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{ |
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return $this->get('columns')[$index]['orderable'] == 'true'; |
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} |
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/** |
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* Get searchable column indexes |
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* |
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* @return array |
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*/ |
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public function searchableColumnIndex() |
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{ |
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$searchable = []; |
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for ($i = 0, $c = count($this->get('columns')); $i < $c; $i++) { |
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if ($this->isColumnSearchable($i, false)) { |
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$searchable[] = $i; |
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} |
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} |
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return $searchable; |
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} |
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/** |
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* Check if a column is searchable. |
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* |
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* @param integer $i |
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* @param bool $column_search |
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* @return bool |
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*/ |
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public function isColumnSearchable($i, $column_search = true) |
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{ |
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$columns = $this->get('columns'); |
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if ($column_search) { |
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return $columns[$i]['searchable'] == 'true' && $columns[$i]['search']['value'] != ''; |
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} |
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return $columns[$i]['searchable'] == 'true'; |
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} |
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/** |
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* Get global search keyword |
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* |
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* @return string |
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*/ |
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public function keyword() |
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{ |
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return $this->get('search')['value']; |
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} |
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/** |
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* Get column identity from input or database. |
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* |
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* @param integer $i |
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* @return string |
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*/ |
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public function columnName($i) |
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{ |
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return $this->get('columns')[$i]['name']; |
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} |
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/** |
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* Check if Datatables allow pagination. |
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* |
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161
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* @return bool |
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*/ |
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public function isPaginationable() |
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{ |
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return ! is_null($this->get('start')) && ! is_null($this->get('length')) && $this->get('length') != -1; |
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} |
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167
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} |
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yajra /
laravel-datatables
