testcms-final-anon/system/classes/config.php

   1 <?php defined('IN_CMS') or die('No direct access allowed.');
   2
   3 /*
   4         A static config class to manage all of
   5         our config params
   6 */
   7 class Config {
   8
   9         private static $items = array();
  10         private static $cache = array();
  11
  12         /*
  13                 Load the default config file
  14         */
  15         public static function load($file) {
  16                 if(file_exists($file) === false) {
  17                         return false;
  18                 }
  19
  20                 static::$items = array_merge(static::$items, require $file);
  21
  22                 return true;
  23         }
  24
  25         public static function write($file, $array) {
  26                 $php = '<?php defined(\'IN_CMS\') or die(\'No direct access allowed.\');' . PHP_EOL . PHP_EOL;
  27                 $php .= '/**' . PHP_EOL . "\t" . 'Auto generated config' . PHP_EOL . '*/' . PHP_EOL . PHP_EOL;
  28
  29                 $php .= 'return array(' . PHP_EOL;
  30
  31                 foreach($array as $key => $value) {
  32                         $php .= "\t'" . $key . "' => ";
  33
  34                         if(is_array($value)) {
  35                                 $php .= 'array(' . PHP_EOL;
  36                                 foreach($value as $k => $v) {
  37                                         $php .= "\t\t'" . $k . "' => " . static::format($v) . "," .PHP_EOL;
  38                                 }
  39                                 $php .= "\t)," . PHP_EOL;
  40                         } else {
  41                                 $php .= static::format($value) . ',' .PHP_EOL;
  42                         }
  43                 }
  44
  45                 $php .= ');';
  46
  47                 return file_put_contents(PATH . 'config.php', $php);
  48         }
  49
  50         public static function format($value) {
  51                 if(is_int($value)) {
  52                         return $value;
  53                 }
  54                 if(is_bool($value)) {
  55                         return $value ? 'true' : 'false';
  56                 }
  57                 if(is_array($value)) {
  58                         $var = array_map(function($itm) {
  59                                 return Config::format($itm);
  60                         }, $value);
  61
  62                         return "array("  . implode(",", $var) . ")";
  63                 }
  64                 return "'" . (string) $value . "'";
  65         }
  66
  67         /*
  68                 Set a config item
  69         */
  70         public static function set($key, $value) {
  71                 // array pointer for search
  72                 $array =& static::$items;
  73
  74                 $keys = explode('.', $key);
  75
  76                 while(count($keys) > 1) {
  77                         $key = array_shift($keys);
  78
  79                         if(!isset($array[$key]) or !is_array($array[$key])) {
  80                                 $array[$key] = array();
  81                         }
  82
  83                         $array =& $array[$key];
  84                 }
  85
  86                 $array[array_shift($keys)] = $value;
  87         }
  88
  89         /*
  90                 Retrive a config param
  91         */
  92         public static function get($key = null, $default = false) {
  93                 // return all items
  94                 if(is_null($key)) return static::$items;
  95
  96                 // copy array for search
  97                 $array = static::$items;
  98
  99                 // search array
 100                 foreach(explode('.', $key) as $segment) {
 101                         if (!is_array($array) or array_key_exists($segment, $array) === false) {
 102                                 return $default;
 103                         }
 104
 105                         $array = $array[$segment];
 106                 }
 107
 108                 return $array;
 109         }
 110
 111         /*
 112                 Remove a config param
 113         */
 114         public static function forget($key) {
 115                 // array pointer for search
 116                 $array =& static::$items;
 117
 118                 $keys = explode('.', $key);
 119
 120                 while(count($keys) > 1) {
 121                         $key = array_shift($keys);
 122
 123                         if(!isset($array[$key]) or !is_array($array[$key])) {
 124                                 return;
 125                         }
 126
 127                         $array =& $array[$key];
 128                 }
 129
 130                 unset($array[array_shift($keys)]);
 131         }
 132 }