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<?php
/**
* The IMP_MIME_Viewer_related class handles multipart/related messages
* as defined by RFC 2387.
*
* $Horde: imp/lib/MIME/Viewer/related.php,v 1.21.10.14 2008/01/02 11:31:40 jan Exp $
*
* Copyright 2002-2008 The Horde Project (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (GPL). If you
* did not receive this file, see http://www.fsf.org/copyleft/gpl.html.
*
* @author Michael Slusarz <slusarz@horde.org>
* @package Horde_MIME_Viewer
*/
class IMP_MIME_Viewer_related extends MIME_Viewer {
/**
* The character set of the rendered HTML part.
*
* @var string
*/
var $_charset = null;
/**
* The mime type of the message part that has been chosen to be displayed.
*
* @var string
*/
var $_viewerType = 'text/html';
/**
* Render out the currently set contents.
*
* @param array $params An array with a reference to a MIME_Contents
* object.
*
* @return string The rendered text in HTML.
*/
function render($params)
{
$contents = &$params[0];
/* Look at the 'start' parameter to determine which part to start
with. If no 'start' parameter, use the first part.
RFC 2387 [3.1] */
if ($this->mime_part->getContentTypeParameter('start') &&
($key = array_search($this->mime_part->getContentTypeParameter('start'), $this->mime_part->getCIDList()))) {
if (($pos = strrpos($key, '.'))) {
$id = substr($key, $pos + 1);
} else {
$id = $key;
}
} else {
$id = 1;
}
$start = $this->mime_part->getPart($this->mime_part->getRelativeMimeID($id));
/* Only display if the start part (normally text/html) can be displayed
inline -OR- we are viewing this part as an attachment. */
if ($contents->canDisplayInline($start) ||
$contents->viewAsAttachment()) {
$text = $contents->renderMIMEPart($start);
$this->_viewerType = $contents->getMIMEViewerType($start);
$this->_charset = $start->getCharset();
} else {
$text = '';
}
return $text;
}
/**
* Render out attachment information.
*
* @param array $params An array with a reference to a MIME_Contents
* object.
*
* @return string The rendered text in HTML.
*/
function renderAttachmentInfo($params)
{
$contents = &$params[0];
$msg = sprintf(_("Click %s to view this multipart/related part in a separate window."), $contents->linkViewJS($this->mime_part, 'view_attach', _("HERE"), _("View content in a separate window")));
return $contents->formatStatusMsg($msg, Horde::img('mime/html.png', _("HTML")), false);
}
/**
* Return the content-type.
*
* @return string The content-type of the message.
*/
function getType()
{
return $this->_viewerType . '; charset=' . $this->getCharset();
}
/**
* Returns the character set used for the Viewer.
*
* @return string The character set used by this Viewer.
*/
function getCharset()
{
return ($this->_charset === null) ? NLS::getCharset() : $this->_charset;
}
}
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