Replacing tabs with spaces, trimming white space at EOL and newline at EOF (PHP only)

[squirrelmail.git] / functions / imap_general.php

diff --git a/functions/imap_general.php b/functions/imap_general.php
index 8167374957a1885c87c95f1de592f44118910e74..c3ef35da2b40d0c6b061e98b12d27d519dcc981e 100755 (executable)
--- a/functions/imap_general.php
+++ b/functions/imap_general.php
@@ -3,7 +3,7 @@
 /**
  * imap_general.php
  *
- * Copyright (c) 1999-2004 The SquirrelMail Project Team
+ * Copyright (c) 1999-2005 The SquirrelMail Project Team
  * Licensed under the GNU GPL. For full terms see the file COPYING.
  *
  * This implements all functions that do general imap functions.
@@ -72,7 +72,7 @@ function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response,
 
         $read = sqimap_read_data ($imap_stream, $tag, $handle_errors, $response,
                                   $message, $query,$filter,$outputstream,$no_return);
-        if (empty($read)) {    //Imap server dropped its connection
+        if (empty($read)) {    //Imap server dropped its connection
             $response = '';
             $message = '';
             return false;
@@ -219,20 +219,20 @@ function sqimap_fread($imap_stream,$iSize,$filter=false,
         if ($iRemaining < $iBufferSize) {
             $iBufferSize = $iRemaining;
         }
-        if (!$sRead) {
+        if ($sRead == '') {
             $results = false;
             break;
         }
-        if ($sReadRem) {
+        if ($sReadRem != '') {
             $sRead = $sReadRem . $sRead;
             $sReadRem = '';
         }
 
-        if ($filter && $sRead) {
+        if ($filter && $sRead != '') {
            // in case the filter is base64 decoding we return a remainder
            $sReadRem = $filter($sRead);
         }
-        if ($outputstream && $sRead) {
+        if ($outputstream && $sRead != '') {
            if (is_resource($outputstream)) {
                fwrite($outputstream,$sRead);
            } else if ($outputstream == 'php://stdout') {
@@ -320,7 +320,7 @@ function sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors,
     $resultlist = array();
     $data = array();
     $read = sqimap_fgets($imap_stream);
-    $i = $k = 0;
+    $i = 0;
     while ($read) {
         $char = $read{0};
         switch ($char)
@@ -375,7 +375,7 @@ function sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors,
             }
             $read = sqimap_fgets($imap_stream);
             if ($read === false) { /* error */
-                 break 3; /* switch switch while */
+                 break 2; /* switch while */
             }
             break;
           } // end case $tag{0}
@@ -548,7 +548,7 @@ function sqimap_read_data ($imap_stream, $tag_uid, $handle_errors,
  * @return imap-stream resource identifier
  */
 function sqimap_create_stream($server,$port,$tls=false) {
-    global $username, $use_imap_tls;
+    global $squirrelmail_language;
 
     if ($tls == true) {
         if ((check_php_version(4,3)) and (extension_loaded('openssl'))) {
@@ -556,10 +556,11 @@ function sqimap_create_stream($server,$port,$tls=false) {
             $server = 'tls://' . $server;
         } else {
             require_once(SM_PATH . 'functions/display_messages.php');
-            $string = "Unable to connect to IMAP server!<br />TLS is enabled, but this " .
-              "version of PHP does not support TLS sockets, or is missing the openssl " .
-              "extension.<br /><br />Please contact your system administrator.";
-            logout_error($string,$color);
+            logout_error( sprintf(_("Error connecting to IMAP server: %s."), $server).
+                '<br />'.
+                _("TLS is enabled, but this version of PHP does not support TLS sockets, or is missing the openssl extension.").
+                '<br /><br />'.
+                _("Please contact your system administrator and report this error.") );
         }
     }
 
@@ -569,10 +570,8 @@ function sqimap_create_stream($server,$port,$tls=false) {
     if (!$imap_stream) {
         set_up_language($squirrelmail_language, true);
         require_once(SM_PATH . 'functions/display_messages.php');
-        $string = sprintf (_("Error connecting to IMAP server: %s.") .
-           "<br />\r\n", $server) .
-           "$error_number : $error_string<br />\r\n";
-        logout_error($string,$color);
+        logout_error( sprintf(_("Error connecting to IMAP server: %s."), $server).
+            "<br />\r\n$error_number : $error_string<br />\r\n" );
         exit;
     }
     $server_info = fgets ($imap_stream, 1024);
@@ -603,7 +602,7 @@ function sqimap_login ($username, $password, $imap_server_address, $imap_port, $
     $password = OneTimePadDecrypt($password, $onetimepad);
 
     if (($imap_auth_mech == 'cram-md5') OR ($imap_auth_mech == 'digest-md5')) {
-    // We're using some sort of authentication OTHER than plain or login
+        // We're using some sort of authentication OTHER than plain or login
         $tag=sqimap_session_id(false);
         if ($imap_auth_mech == 'digest-md5') {
             $query = $tag . " AUTHENTICATE DIGEST-MD5\r\n";
@@ -625,7 +624,7 @@ function sqimap_login ($username, $password, $imap_server_address, $imap_port, $
             fputs($imap_stream,$reply);
             $read=sqimap_fgets($imap_stream);
             if ($imap_auth_mech == 'digest-md5') {
-            // DIGEST-MD5 has an extra step..
+                // DIGEST-MD5 has an extra step..
                 if (substr($read,0,1) == '+') { // OK so far..
                     fputs($imap_stream,"\r\n");
                     $read=sqimap_fgets($imap_stream);
@@ -635,7 +634,7 @@ function sqimap_login ($username, $password, $imap_server_address, $imap_port, $
             $response=$results[1];
             $message=$results[2];
         } else {
-        // Fake the response, so the error trap at the bottom will work
+            // Fake the response, so the error trap at the bottom will work
             $response="BAD";
             $message='IMAP server does not appear to support the authentication method selected.';
             $message .= '  Please contact your system administrator.';
@@ -721,6 +720,8 @@ function sqimap_login ($username, $password, $imap_server_address, $imap_port, $
                 set_up_language($squirrelmail_language, true);
                 include_once(SM_PATH . 'functions/display_messages.php' );
                 sqsession_destroy();
+                /* terminate the session nicely */
+                sqimap_logout($imap_stream);
                 logout_error( _("Unknown user or password incorrect.") );
                 exit;
             }
@@ -815,7 +816,7 @@ function sqimap_get_delimiter ($imap_stream = false) {
         } else {
             fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n");
             $read = sqimap_read_data($imap_stream, '.', true, $a, $b);
-            $read = $read['.'][0];     //sqimap_read_data() now returns a tag array of response array
+            $read = $read['.'][0];    //sqimap_read_data() now returns a tag array of response array
             $quote_position = strpos ($read[0], '"');
             $sqimap_delimiter = substr ($read[0], $quote_position+1, 1);
         }
@@ -830,9 +831,9 @@ function sqimap_get_delimiter ($imap_stream = false) {
  */
 function sqimap_encode_mailbox_name($what)
 {
-       if (ereg("[\"\\\r\n]", $what))
-               return '{' . strlen($what) . "}\r\n" . $what;   /* 4.3 literal form */
-       return '"' . $what . '"';       /* 4.3 quoted string form */
+    if (ereg("[\"\\\r\n]", $what))
+        return '{' . strlen($what) . "}\r\n" . $what;        /* 4.3 literal form */
+    return '"' . $what . '"';        /* 4.3 quoted string form */
 }
 
 /**