tims-todo/application/third_party/CIUnit/core/CIU_Output.php

290 lines
7.1 KiB
PHP
Executable File

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/*
* fooStack, CIUnit for CodeIgniter
* Copyright (c) 2008-2009 Clemens Gruenberger
* Released under the MIT license, see:
* http://www.opensource.org/licenses/mit-license.php
*/
/*
* CodeIgniter source modified for fooStack / CIUnit
*
* If you use MY_Output, change the paraent class.
*/
class CIU_Output extends CI_Output {
function __construct()
{
parent::__construct();
$this->final_output = ''; //would be just set to 'null' in CI_Output
$this->_ci_ob_level = ob_get_level();
$this->cookies = array();
}
/**
* store cookie headers
*/
function set_cookie($arr)
{
if ( ! is_array($arr))
{
$arr = func_get_args();
}
$this->cookies[] = $arr;
}
/**
* Add to instead of replace final output
*/
function add_output($str)
{
$this->final_output .= $str;
}
/**
* Pop Output
*
* The final output the output class has stringed together is returned and truncated
*
*/
function pop_output()
{
$output = $this->final_output;
$this->final_output = "";
return $output;
}
/**
* set_no_cache_headers
* called as a post controller construction hook
* should count therefore as controller duty
*/
function set_no_cache_headers()
{
//somehow $this can't be used as headers are not set in that case
$CI = get_instance();
$CI->output->soft_set_header('Content-type: text/html; charset=utf-8');
$CI->output->soft_set_header('Cache-Control: no-cache');
log_message('debug', 'no cache headers set in output class');
}
// --------------------------------------------------------------------
/**
* sets headers if not already set
*/
function soft_set_header($header)
{
$key = strtolower(array_shift(split(':', $header)));
$add = true;
foreach($this->headers as $hdr)
{
$h = split(':', $hdr);
if(strtolower(array_shift($h)) == $key)
{
$add = false;
}
}
$add ? ($this->headers[] = $header) : '';
}
/**
* get headers
*/
function get_headers()
{
return $this->headers;
}
/**
* say
* like normal echo but puts it in the output_buffer first, so we still can set headers
* and post process it
*/
function say($str)
{
ob_start();
echo $str;
$this->ob_flush_clean();
}
/**
* ob_flush_clean
* flushes or cleans the buffer depending on if we are finished outputting or still on a nested level
*/
function ob_flush_clean()
{
$CI = get_instance();
if (ob_get_level() > $this->_ci_ob_level + 1)
{
ob_end_flush();
}
else
{
$this->add_output(ob_get_contents());
@ob_end_clean();
}
}
/**
* Display Output
*
* All "view" data is automatically put into this variable by the controller class:
*
* $this->final_output
*
* This function sends the finalized output data to the browser along
* with any server headers and profile data. It also stops the
* benchmark timer so the page rendering speed and memory usage can be shown.
*
* @access public
* @return mixed
*/
function _display($output = '')
{
// Note: We use globals because we can't use $CI =& get_instance()
// since this function is sometimes called by the caching mechanism,
// which happens before the CI super object is available.
global $BM, $CFG;
// Grab the super object if we can.
if (class_exists('CI_Controller'))
{
$CI = get_instance();
}
// --------------------------------------------------------------------
// Set the output data
if ($output == '')
{
$output =& $this->final_output;
}
// --------------------------------------------------------------------
// Do we need to write a cache file? Only if the controller does not have its
// own _output() method and we are not dealing with a cache file, which we
// can determine by the existence of the $CI object above
if ($this->cache_expiration > 0 && isset($CI) && ! method_exists($CI, '_output'))
{
$this->_write_cache($output);
}
// --------------------------------------------------------------------
// Parse out the elapsed time and memory usage,
// then swap the pseudo-variables with the data
$elapsed = $BM->elapsed_time('total_execution_time_start', 'total_execution_time_end');
if ($this->parse_exec_vars === TRUE)
{
$memory = ( ! function_exists('memory_get_usage')) ? '0' : round(memory_get_usage()/1024/1024, 2).'MB';
$output = str_replace('{elapsed_time}', $elapsed, $output);
$output = str_replace('{memory_usage}', $memory, $output);
}
// --------------------------------------------------------------------
// Is compression requested?
if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE)
{
if (extension_loaded('zlib'))
{
if (isset($_SERVER['HTTP_ACCEPT_ENCODING']) AND strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE)
{
ob_start('ob_gzhandler');
}
}
}
// --------------------------------------------------------------------
// Are there any server headers to send?
if (count($this->headers) > 0)
{
foreach ($this->headers as $header)
{
@header($header[0], $header[1]);
log_message('debug', "header '$header[0], $header[1]' set.");
}
}
// --------------------------------------------------------------------
// Are there any cookies to set?
if (count($this->cookies) > 0)
{
foreach ($this->cookies as $cookie)
{
call_user_func_array ( 'setcookie' , $cookie );
log_message('debug', "cookie '".join(', ', $cookie)."' set.");
}
}
// --------------------------------------------------------------------
// If not we know we are dealing with a cache file so we'll
// simply echo out the data and exit.
if ( ! isset($CI))
{
echo $output;
log_message('debug', "Final output sent to browser");
log_message('debug', "Total execution time: ".$elapsed);
return TRUE;
}
// --------------------------------------------------------------------
// Do we need to generate profile data?
// If so, load the Profile class and run it.
if ($this->enable_profiler == TRUE)
{
$CI->load->library('profiler');
if ( ! empty($this->_profiler_sections))
{
$CI->profiler->set_sections($this->_profiler_sections);
}
// If the output data contains closing </body> and </html> tags
// we will remove them and add them back after we insert the profile data
if (preg_match("|</body>.*?</html>|is", $output))
{
$output = preg_replace("|</body>.*?</html>|is", '', $output);
$output .= $CI->profiler->run();
$output .= '</body></html>';
}
else
{
$output .= $CI->profiler->run();
}
}
// --------------------------------------------------------------------
// Does the controller contain a function named _output()?
// If so send the output there. Otherwise, echo it.
if (method_exists($CI, '_output'))
{
$CI->_output($output);
}
else
{
echo $output; // Send it to the browser!
}
log_message('debug', "Final output sent to browser");
log_message('debug', "Total execution time: ".$elapsed);
}
// --------------------------------------------------------------------
}
/* End of file CIU_Output.php */
/* Location: ./application/third_party/CIUnit/core/CIU_Output.php */