shared-arrays.php

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<?php
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * This file is part of Travelsized CMS
 *              A content management system with modules, based on wiki syntax
 *
 * Author: Dan Jensen <admin@leinir.dk>
 * Copyright 2003/2004
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * The GNU General Public License is available at: http://www.gnu.org/copyleft/
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

function array_export($array_to_export, $name_of_array) {
        $encoded = "<?PHP
\$$name_of_array = " . var_export($array_to_export, true) . ";
?>";
        return $encoded;
}

function array_merge_2(&$array, &$array_i) {
        // For each element of the array (key => value):
        foreach ($array_i as $k => $v) {
                // If the value itself is an array, the process repeats recursively:
                if (is_array($v)) {
                        if (!isset($array[$k])) {
                            $array[$k] = array();
                        }
                array_merge_2($array[$k], $v);
 
                // Else, the value is assigned to the current element of the resulting array:
                } else {
                        if (isset($array[$k]) && is_array($array[$k])) {
                                $array[$k][0] = $v;
                        } else {
                                if (isset($array) && !is_array($array)) {
                                        $temp = $array;
                                        $array = array();
                                        $array[0] = $temp;
                                }
                                $array[$k] = $v;
                        }
                }
        }
}

function array_merge_n() {
        // Initialization of the resulting array:
        $array = array();
        
        // Arrays to be merged (function's arguments):
        $arrays =& func_get_args();
        
        // Merging of each array with the resulting one:
        foreach ($arrays as $array_i) {
                if (is_array($array_i)) {
                        array_merge_2($array, $array_i);
                }
        }

        return $array;
}

// Returns the key at the end of the array - thanks to jasper at jtey dot com on the php.net manual
function endKey($array){
        end($array);
        return key($array);
}

function firstKey($array){
        reset($array);
        return key($array);
}

function arrayColumnCompare($x, $y, $column, $reverse = false)
{
        if ( $x[$column] == $y[$column] )
                return 0;
        else if ( $x[$column] < $y[$column] )
                return $reverse ? 1 : -1;
        else
                return $reverse ? -1 : 1;
}

?>

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