99 lines
1.9 KiB
PHP
99 lines
1.9 KiB
PHP
<?php
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//cek php
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if ( ! function_exists('is_php'))
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{
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function is_php($version = '5.0.0')
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{
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static $_is_php;
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$version = (string)$version;
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if ( ! isset($_is_php[$version]))
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{
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$_is_php[$version] = (version_compare(PHP_VERSION, $version) < 0) ? FALSE : TRUE;
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}
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return $_is_php[$version];
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}
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}
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//cek writable
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if ( ! function_exists('is_really_writable'))
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{
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function is_really_writable($file)
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{
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// If we're on a Unix server with safe_mode off we call is_writable
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if (DIRECTORY_SEPARATOR == '/' AND @ini_get("safe_mode") == FALSE)
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{
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return is_writable($file);
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}
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// For windows servers and safe_mode "on" installations we'll actually
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// write a file then read it. Bah...
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if (is_dir($file))
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{
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$file = rtrim($file, '/').'/'.md5(mt_rand(1,100).mt_rand(1,100));
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if (($fp = @fopen($file, FOPEN_WRITE_CREATE)) === FALSE)
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{
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return FALSE;
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}
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fclose($fp);
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@chmod($file, DIR_WRITE_MODE);
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@unlink($file);
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return TRUE;
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}
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elseif ( ! is_file($file) OR ($fp = @fopen($file, FOPEN_WRITE_CREATE)) === FALSE)
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{
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return FALSE;
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}
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fclose($fp);
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return TRUE;
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}
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}
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//fungsi load class
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if ( ! function_exists('load_class'))
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{
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function &load_class($class, $directory)
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{
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static $_classes = array();
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// Does the class exist? If so, we're done...
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if (isset($_classes[$class]))
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{
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return $_classes[$class];
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}
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else
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{
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// Note: We use exit() rather then show_error() in order to avoid a
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// self-referencing loop with the Excptions class
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exit('Unable to locate the specified class: '.$class.'.php');
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}
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// Keep track of what we just loaded
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is_loaded($class);
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$_classes[$class] = new $name();
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return $_classes[$class];
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}
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}
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//fungsi apakah sudah di-load
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if ( ! function_exists('is_loaded'))
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{
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function &is_loaded($class = '')
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{
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static $_is_loaded = array();
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if ($class != '')
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{
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$_is_loaded[strtolower($class)] = $class;
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}
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return $_is_loaded;
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}
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}
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?>
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