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<?php
/**
* The MIME_Viewer_webcpp class renders out various content
* in HTML format by using Web C Plus Plus.
*
* Web C Plus plus: http://webcpp.sourceforge.net/
*
* $Horde: framework/MIME/MIME/Viewer/webcpp.php,v 1.11.10.8 2006/01/01 21:28:25 jan Exp $
*
* Copyright 2002-2006 Mike Cochrane <mike@graftonhall.co.nz>
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
*
* @author Mike Cochrane <mike@graftonhall.co.nz>
* @since Horde 3.0
* @package Horde_MIME_Viewer
*/
class MIME_Viewer_webcpp extends MIME_Viewer {
/**
* Render out the currently set contents using Web C Plus Plus.
*
* @param array $params Any parameters the Viewer may need.
*
* @return string The rendered contents.
*/
function render($params = array())
{
global $mime_drivers;
require_once 'Horde/MIME/Contents.php';
$attachment = MIME_Contents::viewAsAttachment();
/* Check to make sure the program actually exists. */
if (!file_exists($mime_drivers['horde']['webcpp']['location'])) {
return '<pre>' . sprintf(_("The program used to view this data type (%s) was not found on the system."), $mime_drivers['horde']['webcpp']['location']) . '</pre>';
}
/* Create temporary files for Webcpp. */
$tmpin = Horde::getTempFile('WebcppIn');
$tmpout = Horde::getTempFile('WebcppOut');
/* Write the contents of our buffer to the temporary input file. */
$contents = $this->mime_part->getContents();
$fh = fopen($tmpin, 'wb');
fwrite($fh, $contents, strlen($contents));
fclose($fh);
/* Get the extension for the mime type. */
include_once 'Horde/MIME/Magic.php';
$ext = MIME_Magic::MIMEToExt($this->mime_part->getType());
/* Execute Web C Plus Plus. Specifying the in and out files didn't
work for me but pipes did. */
exec($mime_drivers['horde']['webcpp']['location'] . " --pipe --pipe -x=$ext -l -a -t < $tmpin > $tmpout");
$results = file_get_contents($tmpout);
/* If we are not displaying inline, all the formatting is already
* done for us. */
if ($attachment) {
/* The first 2 lines are the Content-Type line and a blank line
* so we should remove them before outputting. */
return preg_replace("/.*\n.*\n/", '', $results, 1);
}
/* Extract the style sheet, removing any global body formatting
* if we're displaying inline. */
$res = preg_split(';(</style>)|(<style type="text/css">);', $results);
$style = $res[1];
$style = preg_replace('/\nbody\s+?{.*?}/s', '', $style);
/* Extract the content. */
$res = preg_split('/\<\/?pre\>/', $results);
$body = $res[1];
return '<style>' . $style . '</style><div class="webcpp" style="white-space:pre;font-family:monospace">' . $body . '</div>';
}
/**
* Return the MIME content type of the rendered content.
*
* @return string The content type of the output.
*/
function getType()
{
return 'text/html; charset=' . NLS::getCharset();
}
}
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