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-rwxr-xr-xsystem/core/Output.php71
1 files changed, 40 insertions, 31 deletions
diff --git a/system/core/Output.php b/system/core/Output.php
index 3cb40626a..5588ffe8e 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -44,65 +44,68 @@ class CI_Output {
* @var string
*/
public $final_output;
+
/**
* Cache expiration time
*
* @var int
*/
- public $cache_expiration = 0;
+ public $cache_expiration = 0;
+
/**
* List of server headers
*
* @var array
*/
- public $headers = array();
+ public $headers = array();
+
/**
* List of mime types
*
* @var array
*/
- public $mime_types = array();
+ public $mimes = array();
+
/**
* Determines wether profiler is enabled
*
* @var book
*/
- public $enable_profiler = FALSE;
+ public $enable_profiler = FALSE;
+
/**
* Determines if output compression is enabled
*
* @var bool
*/
- protected $_zlib_oc = FALSE;
+ protected $_zlib_oc = FALSE;
+
/**
* List of profiler sections
*
* @var array
*/
- protected $_profiler_sections = array();
+ protected $_profiler_sections = array();
+
/**
* Whether or not to parse variables like {elapsed_time} and {memory_usage}
*
* @var bool
*/
- public $parse_exec_vars = TRUE;
+ public $parse_exec_vars = TRUE;
+ /**
+ * Set up Output class
+ *
+ * @return void
+ */
public function __construct()
{
- $this->_zlib_oc = @ini_get('zlib.output_compression');
+ $this->_zlib_oc = (bool) @ini_get('zlib.output_compression');
// Get mime types for later
- if (defined('ENVIRONMENT') && file_exists(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'))
- {
- include APPPATH.'config/'.ENVIRONMENT.'/mimes.php';
- }
- else
- {
- include APPPATH.'config/mimes.php';
- }
+ $this->mimes =& get_mimes();
-
- $this->mime_types = $mimes;
log_message('debug', 'Output Class Initialized');
}
@@ -167,7 +170,7 @@ class CI_Output {
*
* Lets you set a server header which will be outputted with the final display.
*
- * Note: If a file is cached, headers will not be sent. We need to figure out
+ * Note: If a file is cached, headers will not be sent. We need to figure out
* how to permit header data to be saved with the cache data...
*
* @param string
@@ -180,7 +183,7 @@ class CI_Output {
// but it will not modify the content-length header to compensate for
// the reduction, causing the browser to hang waiting for more data.
// We'll just skip content-length in those cases.
- if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) == 0)
+ if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) === 0)
{
return;
}
@@ -197,16 +200,16 @@ class CI_Output {
* @param string extension of the file we're outputting
* @return void
*/
- public function set_content_type($mime_type)
+ public function set_content_type($mime_type, $charset = NULL)
{
if (strpos($mime_type, '/') === FALSE)
{
$extension = ltrim($mime_type, '.');
// Is this extension supported?
- if (isset($this->mime_types[$extension]))
+ if (isset($this->mimes[$extension]))
{
- $mime_type =& $this->mime_types[$extension];
+ $mime_type =& $this->mimes[$extension];
if (is_array($mime_type))
{
@@ -215,7 +218,13 @@ class CI_Output {
}
}
- $header = 'Content-Type: '.$mime_type;
+ if (empty($charset))
+ {
+ $charset = config_item('charset');
+ }
+
+ $header = 'Content-Type: '.$mime_type
+ .(empty($charset) ? NULL : '; charset='.strtolower($charset));
$this->headers[] = array($header, TRUE);
return $this;
@@ -337,7 +346,7 @@ class CI_Output {
// --------------------------------------------------------------------
// Set the output data
- if ($output == '')
+ if ($output === '')
{
$output =& $this->final_output;
}
@@ -361,7 +370,7 @@ class CI_Output {
if ($this->parse_exec_vars === TRUE)
{
- $memory = function_exists('memory_get_usage') ? round(memory_get_usage()/1024/1024, 2).'MB' : '0';
+ $memory = round(memory_get_usage() / 1024 / 1024, 2).'MB';
$output = str_replace(array('{elapsed_time}', '{memory_usage}'), array($elapsed, $memory), $output);
}
@@ -369,7 +378,7 @@ class CI_Output {
// --------------------------------------------------------------------
// Is compression requested?
- if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE
+ if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc === FALSE
&& extension_loaded('zlib')
&& isset($_SERVER['HTTP_ACCEPT_ENCODING']) && strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE)
{
@@ -404,7 +413,7 @@ class CI_Output {
// Do we need to generate profile data?
// If so, load the Profile class and run it.
- if ($this->enable_profiler == TRUE)
+ if ($this->enable_profiler === TRUE)
{
$CI->load->library('profiler');
if ( ! empty($this->_profiler_sections))
@@ -448,7 +457,7 @@ class CI_Output {
{
$CI =& get_instance();
$path = $CI->config->item('cache_path');
- $cache_path = ($path == '') ? APPPATH.'cache/' : $path;
+ $cache_path = ($path === '') ? APPPATH.'cache/' : $path;
if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path))
{
@@ -493,11 +502,11 @@ class CI_Output {
*
* @param object config class
* @param object uri class
- * @return void
+ * @return bool
*/
public function _display_cache(&$CFG, &$URI)
{
- $cache_path = ($CFG->item('cache_path') == '') ? APPPATH.'cache/' : $CFG->item('cache_path');
+ $cache_path = ($CFG->item('cache_path') === '') ? APPPATH.'cache/' : $CFG->item('cache_path');
// Build the file path. The file name is an MD5 hash of the full URI
$uri = $CFG->item('base_url').$CFG->item('index_page').$URI->uri_string;