6 * This is the code to view the message header.
8 * @copyright 1999-2023 The SquirrelMail Project Team
9 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
11 * @package squirrelmail
14 /** This is the view_header page */
15 define('PAGE_NAME', 'view_header');
18 * Include the SquirrelMail initialization file.
20 require('../include/init.php');
22 /* SquirrelMail required files. */
23 require_once(SM_PATH
. 'functions/imap.php');
24 require_once(SM_PATH
. 'functions/url_parser.php');
27 * Extract message headers
29 * @param resource $imapConnection
30 * @param string $id Message ID
31 * @param string $passed_ent_id Nested/attached/embedded message ID (if any)
33 * @return array List of all message headers, where each
34 * element is a sub-array that contains two
35 * elements: header name and header value
36 * (in that order) where the header value is
37 * HTML-formatted, ready for display in browser
40 function parse_viewheader($imapConnection, $id, $passed_ent_id) {
42 $header_output = array();
46 if (!$passed_ent_id) {
47 $read=sqimap_run_command ($imapConnection, "FETCH $id BODY[HEADER]",
50 $query = "FETCH $id BODY[".$passed_ent_id.'.HEADER]';
51 $read=sqimap_run_command ($imapConnection, $query,
55 for ($i=1; $i < count($read); $i++
) {
56 $line = sm_encode_html_special_chars($read[$i]);
58 case (preg_match('/^>/i', $line)):
60 $first[$i] = ' ';
63 // FIXME: is the pipe character below a mistake? I think the original author might have thought it carried special meaning in the character class, which it does not... but then again, I am not currently trying to understand what this code actually does
64 case (preg_match('/^[ |\t]/', $line)):
68 case (preg_match('/^([^:]+):(.+)/', $line, $regs)):
69 $first[$i] = $regs[1] . ':';
70 $second[$i] = $regs[2];
74 $second[$i] = trim($line);
79 for ($i=0; $i < count($second); $i = $j) {
80 $f = (isset($first[$i]) ?
$first[$i] : '');
81 $s = (isset($second[$i]) ?
nl2br($second[$i]) : '');
83 while (($first[$j] == '') && ($j < count($first))) {
84 $s .= ' ' . nl2br($second[$j]);
88 /* do not mark these headers as emailaddresses */
89 if($lowf != 'message-id:' && $lowf != 'in-reply-to:' && $lowf != 'references:') {
93 $header_output[] = array($f,$s);
96 sqimap_logout($imapConnection);
97 return $header_output;
100 /* get global vars */
101 sqgetGlobalVar('passed_id', $passed_id, SQ_GET
, NULL, SQ_TYPE_BIGINT
);
102 if ( sqgetGlobalVar('mailbox', $temp, SQ_GET
) ) {
105 if ( !sqgetGlobalVar('passed_ent_id', $passed_ent_id, SQ_GET
) ) {
108 sqgetGlobalVar('delimiter', $delimiter, SQ_SESSION
);
110 global $imap_stream_options; // in case not defined in config
111 $imapConnection = sqimap_login($username, false, $imapServerAddress,
112 $imapPort, 0, $imap_stream_options);
113 $mbx_response = sqimap_mailbox_select($imapConnection, $mailbox, false, false, true);
114 $header = parse_viewheader($imapConnection,$passed_id, $passed_ent_id);
116 $aTemplateHeaders = array();
117 foreach ($header as $h) {
118 $aTemplateHeaders[] = array (
124 sqgetGlobalVar('QUERY_STRING', $queryStr, SQ_SERVER
);
125 $ret_addr = SM_PATH
. 'src/read_body.php?'.$queryStr;
127 displayPageHeader( $color, $mailbox );
129 $oTemplate->assign('view_message_href', $ret_addr);
130 $oTemplate->assign('headers', $aTemplateHeaders);
132 $oTemplate->display('view_header.tpl');
134 $oTemplate->display('footer.tpl');