diff options
Diffstat (limited to 'system/libraries/Upload.php')
| -rw-r--r-- | system/libraries/Upload.php | 55 |
1 files changed, 20 insertions, 35 deletions
diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index e31029e49..c96daaf15 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -78,6 +78,8 @@ class CI_Upload { $this->initialize($props); } + $this->mimes =& get_mimes(); + log_message('debug', 'Upload Class Initialized'); } @@ -113,7 +115,6 @@ class CI_Upload { 'image_type' => '', 'image_size_str' => '', 'error_msg' => array(), - 'mimes' => array(), 'remove_spaces' => TRUE, 'xss_clean' => FALSE, 'temp_prefix' => 'temp_file_', @@ -346,11 +347,12 @@ class CI_Upload { * Returns an associative array containing all of the information * related to the upload, allowing the developer easy access in one array. * - * @return array + * @param string + * @return mixed */ - public function data() + public function data($index = NULL) { - return array( + $data = array( 'file_name' => $this->file_name, 'file_type' => $this->file_type, 'file_path' => $this->upload_path, @@ -366,6 +368,13 @@ class CI_Upload { 'image_type' => $this->image_type, 'image_size_str' => $this->image_size_str, ); + + if ( ! empty($index)) + { + return isset($data[$index]) ? $data[$index] : NULL; + } + + return $data; } // -------------------------------------------------------------------- @@ -693,7 +702,7 @@ class CI_Upload { return FALSE; } - if (function_exists('realpath') && @realpath($this->upload_path) !== FALSE) + if (@realpath($this->upload_path) !== FALSE) { $this->upload_path = str_replace('\\', '/', realpath($this->upload_path)); } @@ -814,17 +823,17 @@ class CI_Upload { return FALSE; } - if (function_exists('memory_get_usage') && memory_get_usage() && ini_get('memory_limit')) + if (memory_get_usage() && ($memory_limit = ini_get('memory_limit'))) { - $current = ini_get('memory_limit') * 1024 * 1024; + $memory_limit *= 1024 * 1024; // There was a bug/behavioural change in PHP 5.2, where numbers over one million get output // into scientific notation. number_format() ensures this number is an integer // http://bugs.php.net/bug.php?id=43053 - $new_memory = number_format(ceil(filesize($file) + $current), 0, '.', ''); + $memory_limit = number_format(ceil(filesize($file) + $memory_limit), 0, '.', ''); - ini_set('memory_limit', $new_memory); // When an integer is used, the value is measured in bytes. - PHP.net + ini_set('memory_limit', $memory_limit); // When an integer is used, the value is measured in bytes. - PHP.net } // If the file being uploaded is an image, then we should have no problem with XSS attacks (in theory), but @@ -848,14 +857,8 @@ class CI_Upload { // <a, <body, <head, <html, <img, <plaintext, <pre, <script, <table, <title // title is basically just in SVG, but we filter it anyhow - if ( ! preg_match('/<(a|body|head|html|img|plaintext|pre|script|table|title)[\s>]/i', $opening_bytes)) - { - return TRUE; // its an image, no "triggers" detected in the first 256 bytes, we're good - } - else - { - return FALSE; - } + // if its an image or no "triggers" detected in the first 256 bytes - we're good + return ! preg_match('/<(a|body|head|html|img|plaintext|pre|script|table|title)[\s>]/i', $opening_bytes); } if (($data = @file_get_contents($file)) === FALSE) @@ -924,24 +927,6 @@ class CI_Upload { */ public function mimes_types($mime) { - global $mimes; - - if (count($this->mimes) === 0) - { - if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) - { - $this->mimes = include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); - } - elseif (is_file(APPPATH.'config/mimes.php')) - { - $this->mimes = include(APPPATH.'config/mimes.php'); - } - else - { - return FALSE; - } - } - return isset($this->mimes[$mime]) ? $this->mimes[$mime] : FALSE; } |