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<?php |
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trait TraitHelper |
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{ |
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/** @param array Columns (config) */ |
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public static $cols; |
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/** @param array Query result, allows altering before table::load() */ |
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public static $data = []; |
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/** @param bool Export flag (for current request) */ |
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public static $export; |
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/** @param bool Export is allowed (shows buttons in the tfoot) */ |
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public static $exportActive = true; |
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/** @param bool Export data altered (use false for pure result) */ |
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public static $exportDataAsDisplayed = true; |
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/** @param array Collector (values for current table call) */ |
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protected static $t = ['page' => 1, 'tables' => []]; |
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public static function assets($path = '/public/table') |
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{ |
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return "<script src=\"{$path}/table_helper.js\" defer></script>\n\t". |
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"<script src=\"{$path}/table.js\" defer></script>\n\t". |
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"<link href=\"{$path}/table.css\" rel=\"stylesheet\">\n"; |
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} |
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/** Array to space separated key value list |
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* @param array $attributes |
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* |
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* @return string |
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*/ |
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protected static function attributes(array $attributes) |
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{ |
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$list = [' ']; |
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foreach ($attributes as $key => $value) { |
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if ($value === true || (empty($value) && $value != 0)) { |
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$list[] = $key; |
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} else { |
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$list[] = $key.'="'.$value.'"'; |
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} |
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} |
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return rtrim(implode(' ', $list)); |
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} |
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/** |
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* Parses view to string |
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* @param string $template |
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* @param array $vars |
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* |
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* @return string |
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*/ |
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protected static function view($template, $vars = []) |
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{ |
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extract($vars); |
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ob_start(); |
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require $template; |
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return (string) ob_get_clean(); |
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} |
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/** |
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* Needed for more than one table on page |
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* @param string $items |
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*/ |
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protected static function reset($items) |
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{ |
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if (!in_array($items, self::$t['tables'])) { |
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self::$t['tables'][] = $items; |
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self::$cols = []; |
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self::$t['rows'] = null; |
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} else { |
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echo 'Existing table-id used in table::create(): '.$items; |
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} |
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} |
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/** |
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* Tests value protected value checker. |
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*/ |
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public static function confirmValue($property, $value) |
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{ |
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try { |
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$nodes = explode('.', $property); |
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$name = array_shift($nodes); |
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if (property_exists(__CLASS__, $name)) { |
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$val = function(&$val) use ($nodes) { |
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$temp = &$val; |
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foreach($nodes as $key) { |
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if ($key === 'last') { |
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return array_pop($temp); |
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} |
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$temp = &$temp[$key]; |
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} |
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return $temp; |
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}; |
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if (($v = $val(static::$$name)) !== null) { |
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return $v === $value; |
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} |
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100
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throw new Exception('Missing value ('.implode($nodes).').'); |
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} |
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103
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throw new Exception('Undefined property ('.$name.').'); |
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} catch (Exception $e) { |
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echo 'Caught exception: ', $e->getMessage(), "\n"; |
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} |
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return false; |
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} |
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111
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/** |
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* Executes filter_input($type, $variable_name) |
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* |
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* @param int $type |
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* @param string $variable_name |
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* @return mixed |
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*/ |
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protected static function filterInput(int $type, string $variable_name){ |
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return filter_input($type, $variable_name); |
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} |
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121
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} |
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