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roundcubemail/program/steps/mail/get.inc

171 lines
5.6 KiB
PHTML

19 years ago
<?php
/*
+-----------------------------------------------------------------------+
| program/steps/mail/get.inc |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2009, The Roundcube Dev Team |
| Licensed under the GNU GPL |
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| |
| PURPOSE: |
| Delivering a specific part of a mail message |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
$Id$
*/
// show loading page
if (!empty($_GET['_preload'])) {
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$url = str_replace('&_preload=1', '', $_SERVER['REQUEST_URI']);
$message = rcube_label('loadingdata');
header('Content-Type: text/html; charset=' . RCMAIL_CHARSET);
print "<html>\n<head>\n"
. '<meta http-equiv="refresh" content="0; url='.Q($url).'">' . "\n"
. '<meta http-equiv="content-type" content="text/html; charset='.RCMAIL_CHARSET.'">' . "\n"
. "</head>\n<body>\n$message\n</body>\n</html>";
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exit;
}
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ob_end_clean();
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// Now we need IMAP connection
if (!$RCMAIL->imap_connect()) {
// Get action is often executed simultanously.
// Some servers have MAXPERIP or other limits.
// To workaround this we'll wait for some time
// and try again (once).
// Note: Random sleep interval is used to minimize concurency
// in getting message parts
if (!isset($_GET['_redirected'])) {
usleep(rand(10,30)*100000); // 1-3 sec.
header('Location: ' . $_SERVER['REQUEST_URI'] . '&_redirected=1');
}
else {
raise_error(array(
'code' => 500, 'type' => 'php',
'file' => __FILE__, 'line' => __LINE__,
'message' => 'Unable to get/display message part. IMAP connection error'),
true, true);
}
// Don't kill session, just quit (#1486995)
exit;
}
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// similar code as in program/steps/mail/show.inc
if (!empty($_GET['_uid'])) {
$RCMAIL->config->set('prefer_html', true);
$MESSAGE = new rcube_message(get_input_value('_uid', RCUBE_INPUT_GET));
}
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send_nocacheing_headers();
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// show part page
if (!empty($_GET['_frame'])) {
$OUTPUT->send('messagepart');
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exit;
}
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else if ($pid = get_input_value('_part', RCUBE_INPUT_GET)) {
if ($part = $MESSAGE->mime_parts[$pid]) {
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$ctype_primary = strtolower($part->ctype_primary);
$ctype_secondary = strtolower($part->ctype_secondary);
$mimetype = sprintf('%s/%s', $ctype_primary, $ctype_secondary);
// allow post-processing of the message body
$plugin = $RCMAIL->plugins->exec_hook('message_part_get',
array('id' => $part->mime_id, 'mimetype' => $mimetype, 'part' => $part, 'download' => !empty($_GET['_download'])));
if ($plugin['abort'])
exit;
// overwrite modified vars from plugin
$mimetype = $plugin['mimetype'];
list($ctype_primary, $ctype_secondary) = explode('/', $mimetype);
if ($plugin['body'])
$part->body = $plugin['body'];
$browser = $RCMAIL->output->browser;
// send download headers
if ($plugin['download']) {
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header("Content-Type: application/octet-stream");
if ($browser->ie)
header("Content-Type: application/force-download");
}
else if ($ctype_primary == 'text') {
header("Content-Type: text/$ctype_secondary; charset=" . ($part->charset ? $part->charset : RCMAIL_CHARSET));
}
else {
$mimetype = rcmail_fix_mimetype($mimetype);
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header("Content-Type: $mimetype");
header("Content-Transfer-Encoding: binary");
}
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// deliver part content
if ($ctype_primary == 'text' && $ctype_secondary == 'html' && empty($plugin['download'])) {
// get part body if not available
if (!$part->body)
$part->body = $MESSAGE->get_part_content($part->mime_id);
$OUTPUT = new rcube_html_page();
$OUTPUT->write(rcmail_print_body($part, array('safe' => $MESSAGE->is_safe, 'inline_html' => false)));
}
else {
// don't kill the connection if download takes more than 30 sec.
@set_time_limit(0);
$filename = $part->filename ? $part->filename : ($MESSAGE->subject ? $MESSAGE->subject : 'roundcube') . '.'.$ctype_secondary;
$filename = preg_replace('[\r\n]', '', $filename);
if ($browser->ie && $browser->ver < 7)
$filename = rawurlencode(abbreviate_string($filename, 55));
else if ($browser->ie)
$filename = rawurlencode($filename);
else
$filename = addcslashes($filename, '"');
$disposition = !empty($plugin['download']) ? 'attachment' : 'inline';
header("Content-Disposition: $disposition; filename=\"$filename\"");
// turn off output buffering and print part content
if ($part->body)
echo $part->body;
else if ($part->size)
$IMAP->get_message_part($MESSAGE->uid, $part->mime_id, $part, true);
}
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exit;
}
}
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// print message
else {
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// send correct headers for content type
header("Content-Type: text/html");
$cont = "<html>\n<head><title></title>\n</head>\n<body>";
$cont .= rcmail_message_body(array());
$cont .= "\n</body>\n</html>";
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$OUTPUT = new rcube_html_page();
$OUTPUT->write($cont);
exit;
}
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// if we arrive here, the requested part was not found
header('HTTP/1.1 404 Not Found');
exit;