/includes/utils.php
PHP | 174 lines | 95 code | 35 blank | 44 comment | 27 complexity | 1668ba9c295617f2291ac4ac152188b2 MD5 | raw file
- <?php
- /**
- * Utility functions
- */
- function is_element_empty( $element ) {
- $element = trim( $element );
- return empty( $element ) ? false : true;
- }
- /**
- * Return the value of an echo.
- * example: maera_get_echo( 'function' );
- */
- function maera_get_echo( $function, $args = '' ) {
- // Early exit if function does not exist
- if ( ! function_exists( $function ) ) {
- return;
- }
- ob_start();
- $function( $args );
- $get_echo = ob_get_clean();
- return $get_echo;
- }
- /**
- * Get the contents of a .twig file.
- * This is just a helper function used by the maera_get_twig() function
- */
- function _maera_get_twig( $file ) {
- $context = Maera()->cache->get_context();
- Timber::render( array( $file ), $context, Maera()->cache->cache_duration() );
- }
- /**
- * Return the rendered twig file.
- */
- function maera_get_twig( $file ) {
- $value = maera_get_echo( '_maera_get_twig', $file );
- return $value;
- }
- /**
- * This file is part of the array_column library
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- *
- * @copyright Copyright (c) 2013 Ben Ramsey <http://benramsey.com>
- * @license http://opensource.org/licenses/MIT MIT
- */
- if (!function_exists('array_column')) {
- /**
- * Returns the values from a single column of the input array, identified by
- * the $columnKey.
- *
- * Optionally, you may provide an $indexKey to index the values in the returned
- * array by the values from the $indexKey column in the input array.
- *
- * @param array $input A multi-dimensional array (record set) from which to pull
- * a column of values.
- * @param mixed $columnKey The column of values to return. This value may be the
- * integer key of the column you wish to retrieve, or it
- * may be the string key name for an associative array.
- * @param mixed $indexKey (Optional.) The column to use as the index/keys for
- * the returned array. This value may be the integer key
- * of the column, or it may be the string key name.
- * @return array
- */
- function array_column($input = null, $columnKey = null, $indexKey = null)
- {
- // Using func_get_args() in order to check for proper number of
- // parameters and trigger errors exactly as the built-in array_column()
- // does in PHP 5.5.
- $argc = func_num_args();
- $params = func_get_args();
- if ($argc < 2) {
- trigger_error("array_column() expects at least 2 parameters, {$argc} given", E_USER_WARNING);
- return null;
- }
- if (!is_array($params[0])) {
- trigger_error('array_column() expects parameter 1 to be array, ' . gettype($params[0]) . ' given', E_USER_WARNING);
- return null;
- }
- if (!is_int($params[1])
- && !is_float($params[1])
- && !is_string($params[1])
- && $params[1] !== null
- && !(is_object($params[1]) && method_exists($params[1], '__toString'))
- ) {
- trigger_error('array_column(): The column key should be either a string or an integer', E_USER_WARNING);
- return false;
- }
- if (isset($params[2])
- && !is_int($params[2])
- && !is_float($params[2])
- && !is_string($params[2])
- && !(is_object($params[2]) && method_exists($params[2], '__toString'))
- ) {
- trigger_error('array_column(): The index key should be either a string or an integer', E_USER_WARNING);
- return false;
- }
- $paramsInput = $params[0];
- $paramsColumnKey = ($params[1] !== null) ? (string) $params[1] : null;
- $paramsIndexKey = null;
- if (isset($params[2])) {
- if (is_float($params[2]) || is_int($params[2])) {
- $paramsIndexKey = (int) $params[2];
- } else {
- $paramsIndexKey = (string) $params[2];
- }
- }
- $resultArray = array();
- foreach ($paramsInput as $row) {
- $key = $value = null;
- $keySet = $valueSet = false;
- if ($paramsIndexKey !== null && array_key_exists($paramsIndexKey, $row)) {
- $keySet = true;
- $key = (string) $row[$paramsIndexKey];
- }
- if ($paramsColumnKey === null) {
- $valueSet = true;
- $value = $row;
- } elseif (is_array($row) && array_key_exists($paramsColumnKey, $row)) {
- $valueSet = true;
- $value = $row[$paramsColumnKey];
- }
- if ($valueSet) {
- if ($keySet) {
- $resultArray[$key] = $value;
- } else {
- $resultArray[] = $value;
- }
- }
- }
- return $resultArray;
- }
- }
- function maera_return_0() { return 0; }
- function maera_return_1() { return 1; }
- function maera_return_2() { return 2; }
- function maera_return_3() { return 3; }
- function maera_return_4() { return 4; }
- function maera_return_5() { return 5; }