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<?php |
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trait trait_tfoot_setter |
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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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/** @param array Re-settable values for current table call */ |
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protected static $config = [ |
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'APP' => 'App', |
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'DB_COLLATION_CI' => 'utf8mb4_general_ci', //UTF8_GENERAL_CI |
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'EMPTY_TABLE_MSG' => 'No results found.', |
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'EXPORT_FILE_NAME' => ':app - :items export (:datetime)', |
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'FILTER_ACTIVE' => true, |
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'FILTER_CASE_SENSITIVE' => false, |
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'SAVES' => ['CSV', 'Excel'], |
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'UTF8_ASC_SYMBOL' => '▲', |
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'UTF8_DESC_SYMBOL' => '▼', |
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'UTF8_LEFT_SYMBOL' => '‹', |
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'UTF8_RIGHT_SYMBOL' => '›' |
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]; |
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/** @param array Errors collector */ |
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protected static $errors = []; |
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static function assets($path = "/public/table") |
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{ |
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return "<script src=\"{$path}/table.js\"></script>\n\t" . |
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"<link href=\"{$path}/table.css\" rel=\"stylesheet\">\n"; |
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} |
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/** Set/Get config value |
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* @param mixed $c (string) Get if exists, (array) Set if valid |
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* @return mixed */ |
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public static function config($c) |
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{ |
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try { |
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switch (gettype($c)) { |
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case 'array'; |
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foreach ($c as $k => $v) { |
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self::$config[$k] = self::getValid((string) $k, $v); |
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} |
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break; |
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case 'string': |
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return self::getValid($c); |
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default: |
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throw new Exception("Invalid value type."); |
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} |
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} catch (Exception $e) { |
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self::err('ERROR: ' . $e->getMessage()); |
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} |
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} |
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private static function getValid($k, $v = null) |
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{ |
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if (!array_key_exists($k, self::$config)) { |
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throw new Exception('Request to undefined value: ' . $k); |
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} |
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if ($v !== null) { |
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if (empty($v) || gettype($v) !== gettype(self::$config[$k])) { |
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throw new Exception("Setting invalid value: $v (:$k)"); |
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} |
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} |
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return $v === null ? self::$config[$k] : $v; |
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} |
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/** Adds conditions, orderBy and Limits to query. |
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* @param string $q |
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* @param mixed $cond |
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* @param array $order |
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* @param mixed $limit -> 5 or [$start, $count] |
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* @param bool $h Having flag - to use HAVING instead of WHERE |
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* @return (string) */ |
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protected static function q($q, $cond = null, array $order = [], $limit = 0, $h = false) |
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{ |
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//Condition: '' | '(HAVING|WHERE|AND) ' . $cond |
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$c = !empty($cond) && !strpos($q, ($cl = !$h ? 'WHERE' : 'HAVING')) ? |
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(' ' . (!strpos($q, $cl) ? $cl : ' AND ') . ' ' . $cond ) : |
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''; |
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//Order: '' | 'ORDER BY ' . array_keys($order)[0] . ' ' . $order[0] |
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$o = !empty($order) ? |
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' ORDER BY ' . implode(', ', |
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array_map(function(&$v, $k) { |
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return $k . ' ' . strtoupper($v); |
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}, $order, array_keys($order)) |
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) : |
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''; |
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//Limit: '' | ' LIMIT ' . '(20, 40|20)' |
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$l = !empty($limit) ? |
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(' LIMIT ' . (is_array($limit) ? implode(', ', $limit) : $limit)) : |
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''; |
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return $q . $c . $o . $l; |
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} |
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protected static function err($message = null) |
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{ |
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if (isset($message)) { |
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self::$errors[] = $message; |
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} else { |
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return empty(self::$errors) ? null : |
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'<p class="tbl-err">' . implode('</br>', self::$errors) . '</p>'; |
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} |
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} |
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/** Converts array to space separated key value list |
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* @param array $attributes |
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* @return string */ |
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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 => $value) { |
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if (is_bool($value)) { |
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if ((bool) $value) { |
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$list[] = $key; |
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} |
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} else if (empty($value) && !is_int($value)) { |
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$list[] = $key; |
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} else { |
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$list[] = $key . '="' . $value . '"'; |
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} |
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} |
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return (count($list) > 0 ? ' ' : '') . join(' ', $list); |
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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 $vars |
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* @return string */ |
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protected static function view($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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/**Makes code radey for the next table |
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* @param type $tableId |
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*/ |
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protected static function reset($tableId) |
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{ |
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if (!in_array($tableId, self::$t["tables"])) { |
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self::$t["tables"][] = $tableId; |
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self::$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(): ' . $tableId; |
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} |
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} |
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} |
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