X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=plugins%2Ffilters%2Ffilters.php;h=34ffd31dd5b355784e5c04ef10200e4f74b0b271;hp=8b017c968bbfa85e21d79677a218523ed721fd54;hb=595848f9dbf9fda650ca1809f94702043dbc0f79;hpb=18b078e93c1fa217a36cc5f5749fc3d3568f079a diff --git a/plugins/filters/filters.php b/plugins/filters/filters.php index 8b017c96..34ffd31d 100644 --- a/plugins/filters/filters.php +++ b/plugins/filters/filters.php @@ -1,10 +1,6 @@ $Value) { $tstr = $Key . ',' . $Value['L'] . ',' . $Value['T'] . "\n"; @@ -52,13 +56,16 @@ function filters_SaveCache () { fclose($fp); } - +/** + * FIXME: Undocumented function + * @access private + */ function filters_LoadCache () { global $data_dir, $SpamFilters_DNScache; - if (file_exists($data_dir . "/dnscache")) { + if (file_exists($data_dir . '/dnscache')) { $SpamFilters_DNScache = array(); - if ($fp = fopen ($data_dir . "/dnscache", "r")) { + if ($fp = fopen ($data_dir . '/dnscache', 'r')) { flock($fp,LOCK_SH); while ($data=fgetcsv($fp,1024)) { if ($data[2] > time()) { @@ -72,64 +79,15 @@ function filters_LoadCache () { } } -function filters_bulkquery($filters_spam_scan, $filters, $read) { +/** + * FIXME: Undocumented function + * @access private + */ +function filters_bulkquery($filters, $IPs) { global $SpamFilters_YourHop, $attachment_dir, $username, $SpamFilters_DNScache, $SpamFilters_BulkQuery, $SpamFilters_CacheTTL; - $IPs = array(); - $i = 0; - while ($i < count($read)) { - // EIMS will give funky results - $Chunks = explode(' ', $read[$i]); - if ($Chunks[0] != '*') { - $i ++; - continue; - } - $MsgNum = $Chunks[1]; - - $i ++; - - // Look through all of the Received headers for IP addresses - // Stop when I get ")" on a line - // Stop if I get "*" on a line (don't advance) - // and above all, stop if $i is bigger than the total # of lines - while (($i < count($read)) && - ($read[$i][0] != ')' && $read[$i][0] != '*' && - $read[$i][0] != "\n")) { - // Check to see if this line is the right "Received from" line - // to check - if (is_int(strpos($read[$i], $SpamFilters_YourHop))) { - $read[$i] = ereg_replace('[^0-9\.]', ' ', $read[$i]); - $elements = explode(' ', $read[$i]); - foreach ($elements as $value) { - if ($value != '' && - ereg('[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}', - $value, $regs)) { - $Chunks = explode('.', $value); - $IP = $Chunks[3] . '.' . $Chunks[2] . '.' . - $Chunks[1] . '.' . $Chunks[0]; - foreach ($filters as $key => $value) { - if ($filters[$key]['enabled'] && - $filters[$key]['dns']) { - if (strlen($SpamFilters_DNScache[$IP.'.'.$filters[$key]['dns']]) == 0) { - $IPs[$IP] = true; - break; - } - } - } - // If we've checked one IP and YourHop is - // just a space - if ($SpamFilters_YourHop == ' ') { - break; // don't check any more - } - } - } - } - $i ++; - } - } - if (count($IPs) > 0) { $rbls = array(); foreach ($filters as $key => $value) { @@ -140,11 +98,11 @@ function filters_bulkquery($filters_spam_scan, $filters, $read) { } } - $bqfil = $attachment_dir . $username . "-bq.in"; - $fp = fopen($bqfil, "w"); + $bqfil = $attachment_dir . $username . '-bq.in'; + $fp = fopen($bqfil, 'w'); fputs ($fp, $SpamFilters_CacheTTL . "\n"); foreach ($rbls as $key => $value) { - fputs ($fp, "." . $key . "\n"); + fputs ($fp, '.' . $key . "\n"); } fputs ($fp, "----------\n"); foreach ($IPs as $key => $value) { @@ -152,7 +110,7 @@ function filters_bulkquery($filters_spam_scan, $filters, $read) { } fclose ($fp); $bqout = array(); - exec ($SpamFilters_BulkQuery . " < " . $bqfil, $bqout); + exec ($SpamFilters_BulkQuery . ' < ' . $bqfil, $bqout); foreach ($bqout as $value) { $Chunks = explode(',', $value); $SpamFilters_DNScache[$Chunks[0]]['L'] = $Chunks[1]; @@ -162,92 +120,17 @@ function filters_bulkquery($filters_spam_scan, $filters, $read) { } } - -function filters_sqimap_read_data ($imap_stream, $pre, $handle_errors, &$response, &$message) { - global $color, $squirrelmail_language, $imap_general_debug; - - $data = array(); - $size = 0; - - do { - $read = fgets($imap_stream, 9096); - if (ereg("^$pre (OK|BAD|NO)(.*)$", $read, $regs)) { - break; // found end of reply - } - - // Continue if needed for this single line - while (strpos($read, "\n") === false) { - $read .= fgets($imap_stream, 9096); - } - - $data[] = $read; - - if (ereg("^\\* [0-9]+ FETCH.*\\{([0-9]+)\\}", $read, $regs)) { - $size = $regs[1]; - if ($imap_general_debug) { - echo "Size is $size
\n"; - } - - $total_size = 0; - do { - $read = fgets($imap_stream, 9096); - if ($imap_general_debug) { - echo "$read
\n"; - flush(); - } - $data[] = $read; - $total_size += strlen($read); - } while ($total_size < $size); - - $size = 0; - } - // For debugging purposes - if ($imap_general_debug) { - echo "$read
\n"; - flush(); - } - } while (true); - - $response = $regs[1]; - $message = trim($regs[2]); - - if ($imap_general_debug) { - echo '--
'; - } - - if (!$handle_errors) { - return $data; - } - - if ($response == 'NO') { - // ignore this error from m$ exchange, it is not fatal (aka bug) - if (strstr($message, 'command resulted in') === false) { - set_up_language($squirrelmail_language); - echo "
\n" . - _("ERROR : Could not complete request.") . - "
\n" . - _("Reason Given: ") . - $message . "
\n"; - exit; - } - } else if ($response == 'BAD') { - set_up_language($squirrelmail_language); - echo "
\n" . - _("ERROR : Bad or malformed request.") . - "
\n" . - _("Server responded: ") . - $message . "
\n"; - exit; - } - - return $data; -} - - +/** + * FIXME: Undocumented function + * @access private + */ function start_filters() { - global $mailbox, $username, $key, $imapServerAddress, $imapPort, $imap, - $imap_general, $filters, $imap_stream, $imapConnection, - $UseSeparateImapConnection, $AllowSpamFilters; + global $mailbox, $imapServerAddress, $imapPort, $imap, + $imap_general, $filters, $imap_stream, $imapConnection, + $UseSeparateImapConnection, $AllowSpamFilters; + + sqgetGlobalVar('username', $username, SQ_SESSION); + sqgetGlobalVar('key', $key, SQ_COOKIE); # if ($mailbox == 'INBOX') { // Detect if we have already connected to IMAP or not. @@ -281,7 +164,10 @@ function start_filters() { # } } - +/** + * FIXME: Undocumented function + * @access private + */ function user_filters($imap_stream) { global $data_dir, $username; $filters = load_filters(); @@ -289,82 +175,110 @@ function user_filters($imap_stream) { $filters_user_scan = getPref($data_dir, $username, 'filters_user_scan'); sqimap_mailbox_select($imap_stream, 'INBOX'); - + $expunge = false; // For every rule - for ($i=0; $i < count($filters); $i++) { + for ($i=0, $num = count($filters); $i < $num; $i++) { // If it is the "combo" rule if ($filters[$i]['where'] == 'To or Cc') { /* * If it's "TO OR CC", we have to do two searches, one for TO * and the other for CC. */ - filter_search_and_delete($imap_stream, 'TO', - $filters[$i]['what'], $filters[$i]['folder'], $filters_user_scan); - filter_search_and_delete($imap_stream, 'CC', - $filters[$i]['what'], $filters[$i]['folder'], $filters_user_scan); + $expunge = filter_search_and_delete($imap_stream, 'TO', + $filters[$i]['what'], $filters[$i]['folder'], $filters_user_scan, $expunge); + $expunge = filter_search_and_delete($imap_stream, 'CC', + $filters[$i]['what'], $filters[$i]['folder'], $filters_user_scan, $expunge); } else { /* * If it's a normal TO, CC, SUBJECT, or FROM, then handle it * normally. */ - filter_search_and_delete($imap_stream, $filters[$i]['where'], - $filters[$i]['what'], $filters[$i]['folder'], $filters_user_scan); + $expunge = filter_search_and_delete($imap_stream, $filters[$i]['where'], + $filters[$i]['what'], $filters[$i]['folder'], $filters_user_scan, $expunge); } } // Clean out the mailbox whether or not auto_expunge is on // That way it looks like it was redirected properly - sqimap_mailbox_expunge($imap_stream, 'INBOX'); + if ($expunge) { + sqimap_mailbox_expunge($imap_stream, 'INBOX'); + } } -function filter_search_and_delete($imap, $where, $what, $where_to, $user_scan) { - global $languages, $squirrelmail_language, $allow_charset_search; +/** + * FIXME: Undocumented function + * @access private + */ +function filter_search_and_delete($imap_stream, $where, $what, $where_to, $user_scan, + $should_expunge) { + global $languages, $squirrelmail_language, $allow_charset_search, $imap_server_type; + if ($user_scan == 'new') { $category = 'UNSEEN'; } else { $category = 'ALL'; } - if ($allow_charset_search && isset($languages[$squirrelmail_language]['CHARSET']) && + if ($allow_charset_search && + isset($languages[$squirrelmail_language]['CHARSET']) && $languages[$squirrelmail_language]['CHARSET']) { - $search_str = "SEARCH CHARSET " - . strtoupper($languages[$squirrelmail_language]['CHARSET']) - . ' ' . $category . ' '; + $search_str = 'SEARCH CHARSET ' + . strtoupper($languages[$squirrelmail_language]['CHARSET']) + . ' ' . $category; } else { - $search_str = 'SEARCH CHARSET US-ASCII ' . $category . ' '; + $search_str = 'SEARCH CHARSET US-ASCII ' . $category; } - if ($where == "Header") { - $what = explode(':', $what); - $where = trim($where . ' ' . $what[0]); - $what = addslashes(trim($what[1])); + if ($where == 'Header') { + $what = explode(':', $what); + $where = trim($where . ' ' . $what[0]); + $what = addslashes(trim($what[1])); + } + + if ($imap_server_type == 'macosx') { + $search_str .= ' ' . $where . ' ' . $what; + } else { + $search_str .= ' ' . $where . ' {' . strlen($what) . "}\r\n" + . $what . "\r\n"; } - $search_str .= $where . ' {' . strlen($what) . "}\r\n" . $what . "\r\n"; - - fputs ($imap, "a001 $search_str"); - $read = filters_sqimap_read_data ($imap, 'a001', true, $response, $message); + + /* read data back from IMAP */ + $read = sqimap_run_command($imap_stream, $search_str, true, $response, $message, TRUE); // This may have problems with EIMS due to it being goofy - for ($r=0; $r < count($read) && + for ($r=0, $num = count($read); $r < $num && substr($read[$r], 0, 8) != '* SEARCH'; $r++) {} if ($response == 'OK') { $ids = explode(' ', $read[$r]); - if (sqimap_mailbox_exists($imap, $where_to)) { - for ($j=2; $j < count($ids); $j++) { + + if (sqimap_mailbox_exists($imap_stream, $where_to)) { + $del_id = array(); + for ($j=2, $num = count($ids); $j < $num; $j++) { $id = trim($ids[$j]); - sqimap_messages_copy ($imap, $id, $id, $where_to); - sqimap_messages_flag ($imap, $id, $id, 'Deleted'); + if (is_numeric($id)) { + $del_id[] = $id; + } + } + if (count($del_id)) { + $should_expunge = true; + sqimap_msgs_list_move ($imap_stream, $del_id, $where_to); + // sqimap_mailbox_expunge($imap_stream, 'INBOX'); } } } + return $should_expunge; } -// These are the spam filters +/** + * FIXME: Undocumented function + * @access private + */ function spam_filters($imap_stream) { global $data_dir, $username; global $SpamFilters_YourHop; global $SpamFilters_DNScache; global $SpamFilters_SharedCache; global $SpamFilters_BulkQuery; + global $SpamFilters_CacheTTL; $filters_spam_scan = getPref($data_dir, $username, 'filters_spam_scan'); $filters_spam_folder = getPref($data_dir, $username, 'filters_spam_folder'); @@ -374,16 +288,17 @@ function spam_filters($imap_stream) { filters_LoadCache(); } - $run = 0; + $run = false; - foreach ($filters as $Key=> $Value) { + foreach ($filters as $Key => $Value) { if ($Value['enabled']) { - $run ++; + $run = true; + break; } } // short-circuit - if ($run == 0) { + if (!$run) { return; } @@ -391,120 +306,100 @@ function spam_filters($imap_stream) { // Ask for a big list of all "Received" headers in the inbox with // flags for each message. Kinda big. - //fputs($imap_stream, 'A3999 FETCH 1:* (FLAGS BODY.PEEK[HEADER.FIELDS ' . - // "(RECEIVED)])\r\n"); - $sid = sqimap_session_id(); + + // MGK, removed FLAGS from query. It wasn't used. if ($filters_spam_scan != 'new') { - fputs($imap_stream, $sid.' FETCH 1:* (FLAGS BODY.PEEK[HEADER.FIELDS ' . - "(RECEIVED)])\r\n"); + $query = 'FETCH 1:* (BODY.PEEK[HEADER.FIELDS (Received)])'; } else { - fputs ($imap_stream, $sid.' SEARCH UNSEEN' . "\r\n"); - $read = filters_sqimap_read_data ($imap_stream, $sid, true, - $response, $message); - $sid = sqimap_session_id(); + $read = sqimap_run_command($imap_stream, 'SEARCH UNSEEN', true, $response, $message, TRUE); if ($response != 'OK' || trim($read[0]) == '* SEARCH') { - fputs($imap_stream, - $sid.' FETCH 1:* (FLAGS BODY.PEEK[HEADER.FIELDS ' . - "(RECEIVED)])\r\n"); + $query = 'FETCH 1:* (BODY.PEEK[HEADER.FIELDS (RECEIVED)])'; } else { - $read[0] = trim($read[0]); - $i = 0; - $imap_query = $sid.' FETCH '; - $Chunks = explode(' ', $read[0]); - for ($i=2; $i < (count($Chunks)-1) ; $i++) { - $imap_query .= $Chunks[$i].','; + if (isset($read[0])) { + if (preg_match("/^\* SEARCH (.+)$/", $read[0], $regs)) { + $search_array = preg_split("/ /", trim($regs[1])); + } } - $imap_query .= $Chunks[count($Chunks)-1]; - $imap_query .= ' (FLAGS BODY.PEEK[HEADER.FIELDS '; - $imap_query .= "(RECEIVED)])\r\n"; - fputs($imap_stream, $imap_query); - } + $msgs_str = sqimap_message_list_squisher($search_array); + $query = 'FETCH ' . $msgs_str . ' (BODY.PEEK[HEADER.FIELDS (RECEIVED)])'; + } } - - $read = filters_sqimap_read_data ($imap_stream, $sid, true, - $response, $message); - if ($response != 'OK') { + $headers = filter_get_headers ($imap_stream, $query); + if (!$headers) { return; } - - if (strlen($SpamFilters_BulkQuery) > 0) { - filters_bulkquery($filters_spam_scan, $filters, $read); - } - - $i = 0; - while ($i < count($read)) { - // EIMS will give funky results - $Chunks = explode(' ', $read[$i]); - if ($Chunks[0] != '*') { - $i ++; - continue; + + $bulkquery = (strlen($SpamFilters_BulkQuery) > 0 ? true : false); + $IPs = array(); + $aSpamIds = array(); + foreach ($headers as $id => $aValue) { + if (isset($aValue['UID'])) { + $MsgNum = $aValue['UID']; + } else { + $MsgNum = $id; } - $MsgNum = $Chunks[1]; - - $IPs = array(); - $i ++; - $IsSpam = 0; - // Look through all of the Received headers for IP addresses - // Stop when I get ")" on a line - // Stop if I get "*" on a line (don't advance) - // and above all, stop if $i is bigger than the total # of lines - while (($i < count($read)) && - ($read[$i][0] != ')' && $read[$i][0] != '*' && - $read[$i][0] != "\n") && (! $IsSpam)) { - // Check to see if this line is the right "Received from" line - // to check - if (is_int(strpos($read[$i], $SpamFilters_YourHop))) { - - // short-circuit and skip work if we don't scan this one - $read[$i] = ereg_replace('[^0-9\.]', ' ', $read[$i]); - $elements = explode(' ', $read[$i]); - foreach ($elements as $value) { - if ($value != '' && - ereg('[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}', - $value, $regs)) { - $Chunks = explode('.', $value); - if (filters_spam_check_site($Chunks[0], - $Chunks[1], $Chunks[2], $Chunks[3], - $filters)) { - $IsSpam ++; - break; // no sense in checking more IPs + if (isset($aValue['HEADER']['Received'])) { + foreach ($aValue['HEADER']['Received'] as $received) { + // Check to see if this line is the right "Received from" line + // to check + + // $aValue['HEADER']['Received'] is an array with all the received lines. + // We should check them from bottom to top and only check the first 2. + // Currently we check only the header where $SpamFilters_YourHop in occures + + if (is_int(strpos($received, $SpamFilters_YourHop))) { + if (preg_match('/([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/',$received,$aMatch)) { + $isspam = false; + if (filters_spam_check_site($aMatch[1],$aMatch[2],$aMatch[3],$aMatch[4],$filters)) { + $aSpamIds[] = $MsgNum; + $isspam = true; + } + if ($bulkquery) { + array_shift($aMatch); + $IP = explode('.',$aMatch); + foreach ($filters as $key => $value) { + if ($filters[$key]['enabled'] && $filters[$key]['dns']) { + if (strlen($SpamFilters_DNScache[$IP.'.'.$filters[$key]['dns']]) == 0) { + $IPs[$IP] = true; + break; + } + } + } } // If we've checked one IP and YourHop is // just a space - if ($SpamFilters_YourHop == ' ') { + if ($SpamFilters_YourHop == ' ' || $isspam) { break; // don't check any more } } } } - $i ++; - } - - // Lookie! It's spam! Yum! - if ($IsSpam) { - if (sqimap_mailbox_exists($imap_stream, $filters_spam_folder)) { - sqimap_messages_copy ($imap_stream, $MsgNum, $MsgNum, - $filters_spam_folder); - sqimap_messages_flag ($imap_stream, $MsgNum, $MsgNum, - 'Deleted'); - } - } else { } } + // Lookie! It's spam! Yum! + if (count($aSpamIds) && sqimap_mailbox_exists($imap_stream, $filters_spam_folder)) { + sqimap_msgs_list_move ($imap_stream, $aSpamIds, $filters_spam_folder); + sqimap_mailbox_expunge($imap_stream, 'INBOX'); + } - sqimap_mailbox_expunge($imap_stream, 'INBOX'); + if ($bulkquery && count($IPs)) { + filters_bulkquery($filters, $IPs); + } if ($SpamFilters_SharedCache) { filters_SaveCache(); } else { - session_register('SpamFilters_DNScache'); + sqsession_register($SpamFilters_DNScache, 'SpamFilters_DNScache'); } } - -// Does the loop through each enabled filter for the specified IP address. -// IP format: $a.$b.$c.$d +/** + * FIXME: Undocumented function + * Does the loop through each enabled filter for the specified IP address. + * IP format: $a.$b.$c.$d + * @access private + */ function filters_spam_check_site($a, $b, $c, $d, &$filters) { global $SpamFilters_DNScache, $SpamFilters_CacheTTL; foreach ($filters as $key => $value) { @@ -512,6 +407,13 @@ function filters_spam_check_site($a, $b, $c, $d, &$filters) { if ($filters[$key]['dns']) { $filter_revip = $d . '.' . $c . '.' . $b . '.' . $a . '.' . $filters[$key]['dns']; + + if(!isset($SpamFilters_DNScache[$filter_revip]['L'])) + $SpamFilters_DNScache[$filter_revip]['L'] = ''; + + if(!isset($SpamFilters_DNScache[$filter_revip]['T'])) + $SpamFilters_DNScache[$filter_revip]['T'] = ''; + if (strlen($SpamFilters_DNScache[$filter_revip]['L']) == 0) { $SpamFilters_DNScache[$filter_revip]['L'] = gethostbyname($filter_revip); @@ -528,6 +430,10 @@ function filters_spam_check_site($a, $b, $c, $d, &$filters) { return 0; } +/** + * FIXME: Undocumented function + * @access private + */ function load_filters() { global $data_dir, $username; @@ -541,6 +447,10 @@ function load_filters() { return $filters; } +/** + * FIXME: Undocumented function + * @access private + */ function load_spam_filters() { global $data_dir, $username, $SpamFilters_ShowCommercial; @@ -559,7 +469,7 @@ function load_spam_filters() { $filters['MAPS RSS']['dns'] = 'relays.mail-abuse.org'; $filters['MAPS RSS']['result'] = '127.0.0.2'; $filters['MAPS RSS']['comment'] = - _("COMMERCIAL - Servers that are configured (or misconfigured) to allow spam to be relayed through their system will be banned with this. Another good one to use."); + _("COMMERCIAL - Servers that are configured (or misconfigured) to allow spam to be relayed through their system will be banned with this. Another good one to use."); $filters['MAPS DUL']['prefname'] = 'filters_spam_maps_dul'; $filters['MAPS DUL']['name'] = 'MAPS Dial-Up List'; @@ -567,7 +477,7 @@ function load_spam_filters() { $filters['MAPS DUL']['dns'] = 'dialups.mail-abuse.org'; $filters['MAPS DUL']['result'] = '127.0.0.3'; $filters['MAPS DUL']['comment'] = - _("COMMERCIAL - Dial-up users are often filtered out since they should use their ISP's mail servers to send mail. Spammers typically get a dial-up account and send spam directly from there."); + _("COMMERCIAL - Dial-up users are often filtered out since they should use their ISP's mail servers to send mail. Spammers typically get a dial-up account and send spam directly from there."); $filters['MAPS RBLplus-RBL']['prefname'] = 'filters_spam_maps_rblplus_rbl'; $filters['MAPS RBLplus-RBL']['name'] = 'MAPS RBL+ RBL List'; @@ -594,70 +504,6 @@ function load_spam_filters() { _("COMMERCIAL - RBL+ Dial-up entries."); } - $filters['Osirusoft Relays']['prefname'] = 'filters_spam_maps_osirusoft_relay'; - $filters['Osirusoft Relays']['name'] = 'Osirusoft Relay List'; - $filters['Osirusoft Relays']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft Relays']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft Relays']['result'] = '127.0.0.2'; - $filters['Osirusoft Relays']['comment'] = - _("FREE - Osirusoft Relays - Osirusofts list of verified open relays. Seems to include servers used by abuse@uunet.net auto-replies too."); - - $filters['Osirusoft DUL']['prefname'] = 'filters_spam_maps_osirusoft_dul'; - $filters['Osirusoft DUL']['name'] = 'Osirusoft Dialup List'; - $filters['Osirusoft DUL']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft DUL']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft DUL']['result'] = '127.0.0.3'; - $filters['Osirusoft DUL']['comment'] = - _("FREE - Osirusoft Dialups - Osirusofts Dialup Spam Source list."); - - $filters['Osirusoft Spam Source']['prefname'] = 'filters_spam_maps_osirusoft_rc'; - $filters['Osirusoft Spam Source']['name'] = 'Osirusoft Confirmed Spam Source List'; - $filters['Osirusoft Spam Source']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft Spam Source']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft Spam Source']['result'] = '127.0.0.4'; - $filters['Osirusoft Spam Source']['comment'] = - _("FREE - Osirusoft Confirmed Spam Source - Sites that continually spam and have been manually added after multiple nominations. Use with caution. Seems to catch abuse auto-replies from some ISPs."); - - $filters['Osirusoft Smart Host']['prefname'] = 'filters_spam_maps_osirusoft_sh'; - $filters['Osirusoft Smart Host']['name'] = 'Osirusoft Smart Host List'; - $filters['Osirusoft Smart Host']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft Smart Host']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft Smart Host']['result'] = '127.0.0.5'; - $filters['Osirusoft Smart Host']['comment'] = - _("FREE - Osirusoft Smart Hosts - List of hosts that are secure but relay for other mail servers that are not secure."); - - $filters['Osirusoft SPAMware']['prefname'] = 'filters_spam_maps_osirusoft_ss'; - $filters['Osirusoft SPAMware']['name'] = 'Osirusoft Spamware Developers List'; - $filters['Osirusoft SPAMware']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft SPAMware']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft SPAMware']['result'] = '127.0.0.6'; - $filters['Osirusoft SPAMware']['comment'] = - _("FREE - Osirusoft Spamware Developers - It is believed that these are IP ranges of companies that are known to produce spam software. Seems to catch abuse auto-replies from some ISPs."); - - $filters['Osirusoft Unc. OptIn']['prefname'] = 'filters_spam_maps_osirusoft_sl'; - $filters['Osirusoft Unc. OptIn']['name'] = 'Osirusoft Unconfirmed OptIn Server List'; - $filters['Osirusoft Unc. OptIn']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft Unc. OptIn']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft Unc. OptIn']['result'] = '127.0.0.7'; - $filters['Osirusoft Unc. OptIn']['comment'] = - _("FREE - Osirusoft Unconfirmed OptIn Servers - List of listservers that opt users in without confirmation."); - - $filters['Osirusoft Insecure Formmail']['prefname'] = 'filters_spam_maps_osirusoft_fm'; - $filters['Osirusoft Insecure Formmail']['name'] = 'Osirusoft Insecure formmail.cvi Script List'; - $filters['Osirusoft Insecure Formmail']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft Insecure Formmail']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft Insecure Formmail']['result'] = '127.0.0.8'; - $filters['Osirusoft Insecure Formmail']['comment'] = - _("FREE - Osirusoft Insecure formmail.cgi scripts - List of insecure formmail.cgi scripts. (planned)."); - - $filters['Osirusoft Open Proxy']['prefname'] = 'filters_spam_maps_osirusoft_op'; - $filters['Osirusoft Open Proxy']['name'] = 'Osirusoft Open Proxy Server List'; - $filters['Osirusoft Open Proxy']['link'] = 'http://relays.osirusoft.com/'; - $filters['Osirusoft Open Proxy']['dns'] = 'relays.osirusoft.com'; - $filters['Osirusoft Open Proxy']['result'] = '127.0.0.9'; - $filters['Osirusoft Open Proxy']['comment'] = - _("FREE - Osirusoft Open Proxy Servers - List of Open Proxy Servers."); - $filters['ORDB']['prefname'] = 'filters_spam_ordb'; $filters['ORDB']['name'] = 'Open Relay Database List'; $filters['ORDB']['link'] = 'http://www.ordb.org/'; @@ -744,7 +590,7 @@ function load_spam_filters() { $filters['SPAMcop']['dns'] = 'bl.spamcop.net'; $filters['SPAMcop']['result'] = '127.0.0.2'; $filters['SPAMcop']['comment'] = - _("FREE, for now - SPAMCOP - An interesting solution that lists servers that have a very high spam to legit email ratio (85% or more)."); + _("FREE, for now - SPAMCOP - An interesting solution that lists servers that have a very high spam to legit email ratio (85 percent or more)."); $filters['dev.null.dk']['prefname'] = 'filters_spam_devnull'; $filters['dev.null.dk']['name'] = 'dev.null.dk Lists'; @@ -762,29 +608,29 @@ function load_spam_filters() { $filters['visi.com']['comment'] = _("FREE - visi.com - Relay Stop List. Very conservative OpenRelay List."); - $filters['2mbit.com Open Relays']['prefname'] = 'filters_spam_2mb_or'; - $filters['2mbit.com Open Relays']['name'] = '2mbit.com Open Relays List'; - $filters['2mbit.com Open Relays']['link'] = 'http://www.2mbit.com/sbl.php'; - $filters['2mbit.com Open Relays']['dns'] = 'blackholes.2mbit.com'; - $filters['2mbit.com Open Relays']['result'] = '127.0.0.2'; - $filters['2mbit.com Open Relays']['comment'] = - _("FREE - 2mbit.com Open Relays - Another list of Open Relays."); - - $filters['2mbit.com SPAM Source']['prefname'] = 'filters_spam_2mb_ss'; - $filters['2mbit.com SPAM Source']['name'] = '2mbit.com SPAM Source List'; - $filters['2mbit.com SPAM Source']['link'] = 'http://www.2mbit.com/sbl.php'; - $filters['2mbit.com SPAM Source']['dns'] = 'blackholes.2mbit.com'; - $filters['2mbit.com SPAM Source']['result'] = '127.0.0.4'; - $filters['2mbit.com SPAM Source']['comment'] = - _("FREE - 2mbit.com SPAM Source - List of Direct SPAM Sources."); - - $filters['2mbit.com SPAM ISPs']['prefname'] = 'filters_spam_2mb_isp'; - $filters['2mbit.com SPAM ISPs']['name'] = '2mbit.com SPAM-friendly ISP List'; - $filters['2mbit.com SPAM ISPs']['link'] = 'http://www.2mbit.com/sbl.php'; - $filters['2mbit.com SPAM ISPs']['dns'] = 'blackholes.2mbit.com'; - $filters['2mbit.com SPAM ISPs']['result'] = '127.0.0.10'; - $filters['2mbit.com SPAM ISPs']['comment'] = - _("FREE - 2mbit.com SPAM ISPs - List of SPAM-friendly ISPs."); + $filters['ahbl.org Open Relays']['prefname'] = 'filters_spam_2mb_or'; + $filters['ahbl.org Open Relays']['name'] = 'ahbl.org Open Relays List'; + $filters['ahbl.org Open Relays']['link'] = 'http://www.ahbl.org/'; + $filters['ahbl.org Open Relays']['dns'] = 'dnsbl.ahbl.org'; + $filters['ahbl.org Open Relays']['result'] = '127.0.0.2'; + $filters['ahbl.org Open Relays']['comment'] = + _("FREE - ahbl.org Open Relays - Another list of Open Relays."); + + $filters['ahbl.org SPAM Source']['prefname'] = 'filters_spam_2mb_ss'; + $filters['ahbl.org SPAM Source']['name'] = 'ahbl.org SPAM Source List'; + $filters['ahbl.org SPAM Source']['link'] = 'http://www.ahbl.org/'; + $filters['ahbl.org SPAM Source']['dns'] = 'dnsbl.ahbl.org'; + $filters['ahbl.org SPAM Source']['result'] = '127.0.0.4'; + $filters['ahbl.org SPAM Source']['comment'] = + _("FREE - ahbl.org SPAM Source - List of Direct SPAM Sources."); + + $filters['ahbl.org SPAM ISPs']['prefname'] = 'filters_spam_2mb_isp'; + $filters['ahbl.org SPAM ISPs']['name'] = 'ahbl.org SPAM-friendly ISP List'; + $filters['ahbl.org SPAM ISPs']['link'] = 'http://www.ahbl.org/'; + $filters['ahbl.org SPAM ISPs']['dns'] = 'dnsbl.ahbl.org'; + $filters['ahbl.org SPAM ISPs']['result'] = '127.0.0.7'; + $filters['ahbl.org SPAM ISPs']['comment'] = + _("FREE - ahbl.org SPAM ISPs - List of SPAM-friendly ISPs."); $filters['Leadmon DUL']['prefname'] = 'filters_spam_lm_dul'; $filters['Leadmon DUL']['name'] = 'Leadmon.net DUL List'; @@ -882,6 +728,10 @@ function load_spam_filters() { return $filters; } +/** + * FIXME: Undocumented function + * @access private + */ function remove_filter ($id) { global $data_dir, $username; @@ -894,6 +744,10 @@ function remove_filter ($id) { removePref($data_dir, $username, 'filter' . $id); } +/** + * FIXME: Undocumented function + * @access private + */ function filter_swap($id1, $id2) { global $data_dir, $username; @@ -906,8 +760,11 @@ function filter_swap($id1, $id2) { } } -/* This update the filter rules when - renaming or deleting folders */ +/** + * This update the filter rules when renaming or deleting folders + * @param array $args + * @access private + */ function update_for_folder ($args) { $old_folder = $args[0]; $new_folder = $args[2]; @@ -934,4 +791,138 @@ function update_for_folder ($args) { } } } + +/** + * Function extracted from sqimap_get_small_header_list. + * The unused FETCH arguments and HEADERS are disabled. + * @access private + */ +function filter_get_headers ($imap_stream, $query) { + /* Get the small headers for each message in $msg_list */ + + $read_list = sqimap_run_command_list ($imap_stream, $query, false, $response, $message, TRUE); + + if (isset($response) && $response != 'OK') { + return false; + } + + + foreach ($read_list as $r) { + $read = implode('',$r); + /* + * #idFETCH( + */ + /* extract the message id */ + $i_space = strpos($read,' ',2); + $id = substr($read,2,$i_space-2); + $fetch = substr($read,$i_space+1,5); + if (!is_numeric($id) && $fetch !== 'FETCH') { + set_up_language($squirrelmail_language); + echo '
' . + _("ERROR : Could not complete request.") . + '
' . + _("Unknown response from IMAP server: ") . ' 1.' . + htmlspecialchars($read) . "
\n"; + break; + } + $i = strpos($read,'(',$i_space+5); + $read = substr($read,$i+1); + $i_len = strlen($read); + $i = 0; + while ($i < $i_len && $i !== false) { + /* get argument */ + $read = trim(substr($read,$i)); + $i_len = strlen($read); + $i = strpos($read,' '); + $arg = substr($read,0,$i); + ++$i; + switch ($arg) + { + case 'UID': + $i_pos = strpos($read,' ',$i); + if (!$i_pos) { + $i_pos = strpos($read,')',$i); + } + if ($i_pos) { + $unique_id = substr($read,$i,$i_pos-$i); + $i = $i_pos+1; + } else { + break 3; + } + $msgs[$id]['UID'] = $unique_id; + break; + // case 'FLAGS': + // $flags = parseArray($read,$i); + // if (!$flags) break 3; + // $msgs[$id]['FLAGS'] = $flags; + // break; + // case 'RFC822.SIZE': + // $i_pos = strpos($read,' ',$i); + // if (!$i_pos) { + // $i_pos = strpos($read,')',$i); + // } + // if ($i_pos) { + // $size = substr($read,$i,$i_pos-$i); + // $i = $i_pos+1; + // } else { + // break 3; + // } + // $msgs[$id]['SIZE'] = $size; + // + // break; + // case 'INTERNALDATE': + // $msgs[$id]['INTERNALDATE'] = parseString($read,$i); + // break; + case 'BODY.PEEK[HEADER.FIELDS': + case 'BODY[HEADER.FIELDS': + $i = strpos($read,'{',$i); + $header = parseString($read,$i); + if ($header === false) break 3; + /* First we unfold the header */ + $hdr = trim(str_replace(array("\r\n\t", "\r\n "),array('', ''), $header)); + /* Now we can make a new header array with */ + /* each element representing a headerline */ + $hdr = explode("\r\n" , $hdr); + foreach ($hdr as $line) { + $pos = strpos($line, ':'); + if ($pos > 0) { + $field = strtolower(substr($line, 0, $pos)); + if (!strstr($field,' ')) { /* valid field */ + $value = trim(substr($line, $pos+1)); + switch($field) { + case 'received': $msgs[$id]['HEADER']['Received'][] = $value; break; + // case 'to': $msgs[$id]['HEADER']['To']= $value; break; + // case 'cc': $msgs[$id]['HEADER']['Cc'] = $value; break; + // case 'from': $msgs[$id]['HEADER']['From'] = $value; break; + // case 'date': $msgs[$id]['HEADER']['Date'] = $value; break; + // case 'x-priority': $msgs[$id]['HEADER']['Prio'] = $value; break; + // case 'subject': $msgs[$id]['HEADER']['Subject'] = $value; break; + // case 'content-type':$msgs[$id]['HEADER']['Content-Type'] = $value; break; + default: break; + } + } + } + } + break; + default: + ++$i; + break; + } + } + } + return $msgs; +} + +/** + * Display formated error message + * @param string $string text message + * @return string html formated text message + * @access private + */ +function do_error($string) { + global $color; + echo "

"; + echo $string; + echo "

\n"; +} ?>