156 lines
3.4 KiB
PHP
156 lines
3.4 KiB
PHP
<?php
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/**
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* Query
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*
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* Free Query Builder / Database Abstraction Layer
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*
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* @package Query
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* @subpackage Core
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* @author Timothy J. Warren
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* @copyright Copyright (c) 2012 - 2014
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* @link https://github.com/aviat4ion/Query
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* @license http://philsturgeon.co.uk/code/dbad-license
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*/
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// --------------------------------------------------------------------------
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/**
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* Global functions that don't really fit anywhere else
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*/
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// --------------------------------------------------------------------------
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if ( ! function_exists('do_include'))
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{
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/**
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* Bulk directory loading workaround for use
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* with array_map and glob
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*
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* @param string $path
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* @return void
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*/
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function do_include($path)
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{
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require_once($path);
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}
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}
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// --------------------------------------------------------------------------
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if ( ! function_exists('mb_trim'))
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{
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/**
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* Multibyte-safe trim function
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*
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* @param string $string
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* @return string
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*/
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function mb_trim($string)
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{
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return preg_replace("/(^\s+)|(\s+$)/us", "", $string);
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Filter out db rows into one array
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*
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* @param array $array
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* @param mixed $index
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* @return array
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*/
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function db_filter($array, $index)
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{
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$new_array = array();
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foreach($array as $a)
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{
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$new_array[] = $a[$index];
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}
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return $new_array;
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}
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// --------------------------------------------------------------------------
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/**
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* Create a snake_case string from camelCase
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*
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* @see http://stackoverflow.com/questions/1993721/how-to-convert-camelcase-to-camel-case
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*
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* @param string $input
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* @return string
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*/
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function from_camel_case($input) {
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preg_match_all('!([A-Z][A-Z0-9]*(?=$|[A-Z][a-z0-9])|[A-Za-z][a-z0-9]+)!', $input, $matches);
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$ret = $matches[0];
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foreach ($ret as &$match) {
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$match = $match == strtoupper($match) ? strtolower($match) : lcfirst($match);
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}
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return implode('_', $ret);
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}
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// --------------------------------------------------------------------------
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/**
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* Zip a set of arrays together on common keys
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*
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* The $zipper_input array is an array of arrays indexed by their place in the output
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* array.
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*
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* @param array $zipper_input
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* @return array
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*/
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function array_zipper(Array $zipper_input)
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{
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$output = array();
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foreach($zipper_input as $append_key => $values)
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{
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foreach($values as $index => $value)
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{
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if ( ! isset($output[$index]))
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{
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$output[$index] = array();
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}
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$output[$index][$append_key] = $value;
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}
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}
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return $output;
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}
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// --------------------------------------------------------------------------
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/**
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* Connection function
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*
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* Send an array or object as connection parameters to create a connection. If
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* the array or object has an 'alias' parameter, passing that string to this
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* function will return that connection. Passing no parameters returns the last
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* connection created.
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*
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* @param string|object|array $params
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* @return Query\Query_Builder|null
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*/
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function Query($params = '')
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{
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$cmanager = \Query\Connection_Manager::get_instance();
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// If you are getting a previously created connection
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if (is_scalar($params))
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{
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return $cmanager->get_connection($params);
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}
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elseif ( ! is_scalar($params) && ! is_null($params))
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{
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$params = new ArrayObject($params, ArrayObject::STD_PROP_LIST | ArrayObject::ARRAY_AS_PROPS);
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// Otherwise, return a new connection
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return $cmanager->connect($params);
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}
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// @codeCoverageIgnoreStart
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}
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// @codeCoverageIgnoreEnd
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// End of common.php
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