Speed related changes to sqimap_get_small_header_list. However it's tested
[squirrelmail.git] / functions / imap_messages.php
index 8ae69c3c9c10c8759cd40622718199028e89c740..c2fc852e0263ad254c60a35c1fbd33882b2461df 100755 (executable)
@@ -104,6 +104,12 @@ function sqimap_get_sort_order ($imap_stream, $sort) {
     if (session_is_registered('server_sort_array')) {
         session_unregister('server_sort_array');
     }
+    if ($sort == 6) {
+        $qty = sqimap_get_num_messages ($imap_stream, $mailbox);
+        $server_sort_array = range(1, $qty);
+        session_register('server_sort_array');
+        return $server_sort_array;
+    }
     $sid = sqimap_session_id();
     $sort_on = array();
     $reverse = 0;
@@ -115,8 +121,7 @@ function sqimap_get_sort_order ($imap_stream, $sort) {
                       2=> 'FROM',
                       3=> 'FROM',
                       4=> 'SUBJECT',
-                      5=> 'SUBJECT',
-                      6=> 'DATE');
+                      5=> 'SUBJECT');
     if ($internal_date_sort == true) {
         $sort_on[0] = 'ARRIVAL';
         $sort_on[1] = 'ARRIVAL';
@@ -166,7 +171,7 @@ function get_parent_level ($imap_stream) {
     } 
     $indent_array = array();
         if (!$thread_new) {
-                $thread_new = array();
+            $thread_new = array();
         }
     /* looping through the parts of one message thread */
     
@@ -185,7 +190,8 @@ function get_parent_level ($imap_stream) {
        to get the indent level
     */
         $level = 0;
-        $spaces = 0;
+        $spaces = array();
+        $spaces_total = 0;
         $indent = 0;
         $fake = FALSE;
         for ($k=1;$k<(count($thread_new[$i]))-1;$k++) {
@@ -195,7 +201,7 @@ function get_parent_level ($imap_stream) {
             }
             if (isset($chars['41'])) {      /* testing for ) */
                 $level = $level - $chars['41'];
-                $spaces = 0;
+                $spaces[$level] = 0;
                 /* if we were faking lets stop, this portion
                    of the thread is over
                 */
@@ -204,9 +210,17 @@ function get_parent_level ($imap_stream) {
                 }
             }
             if (isset($chars['32'])) {      /* testing for space */
-                $spaces = $spaces + $chars['32'];
+                if (!isset($spaces[$level])) {
+                    $spaces[$level] = 0;
+                }
+                $spaces[$level] = $spaces[$level] + $chars['32'];
+            }
+            for ($x=0;$x<=$level;$x++) {
+                if (isset($spaces[$x])) {
+                    $spaces_total = $spaces_total + $spaces[$x];
+                }
             }
-            $indent = $level + $spaces;
+            $indent = $level + $spaces_total;
             /* must have run into a message that broke the thread
                so we are adjusting for that portion
             */
@@ -228,6 +242,7 @@ function get_parent_level ($imap_stream) {
                errors would occur
             */
             $indent_array[$child] = abs($indent);
+            $spaces_total = 0;
         }    
     }
     return $indent_array;
@@ -270,7 +285,9 @@ function get_thread_sort ($imap_stream) {
           $server_sort_array = 'no';
           return $server_sort_array;
        }
-    $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
+    if (isset($thread_list)) {
+        $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
+    }
     $char_count = count($thread_temp);
     $counter = 0;
     $thread_new = array();
@@ -308,18 +325,22 @@ function get_thread_sort ($imap_stream) {
     return $thread_list;
 }
 
+function elapsedTime($start) {
+ $stop = gettimeofday();
+ $timepassed =  1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
+ return $timepassed;
+}
 
 
 function sqimap_get_small_header_list ($imap_stream, $msg_list, $issent) {
     global $squirrelmail_language, $color, $data_dir, $username;
-
+    $start = gettimeofday();
     /* Get the small headers for each message in $msg_list */
     $sid = sqimap_session_id();
     $maxmsg = sizeof($msg_list);
     $msgs_str = sqimap_message_list_squisher($msg_list);
     $results = array();
     $read_list = array();
-    $sizes_list = array();
     /*
      * We need to return the data in the same order as the caller supplied
      * in $msg_list, but IMAP servers are free to return responses in
@@ -329,19 +350,25 @@ function sqimap_get_small_header_list ($imap_stream, $msg_list, $issent) {
         $id2index[$msg_list[$i]] = $i;
     }
 
-    $query = "$sid FETCH $msgs_str BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject Message-Id X-Priority Content-Type In-Reply-To)]\r\n";
+    $internaldate = getPref($data_dir, $username, 'internal_date_sort');
+    if ($internaldate) {
+       $query = "$sid FETCH $msgs_str (FLAGS RFC822.SIZE INTERNALDATE BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject X-Priority Content-Type)])\r\n";
+    } else {
+       $query = "$sid FETCH $msgs_str (FLAGS RFC822.SIZE BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject X-Priority Content-Type)])\r\n";
+    }
     fputs ($imap_stream, $query);
     $readin_list = sqimap_read_data_list($imap_stream, $sid, true, $response, $message);
 
     foreach ($readin_list as $r) {
-        if (!eregi("^\\* ([0-9]+) FETCH", $r[0], $regs)) {
+        if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH/iAU",$r[0], $regs)) {
             set_up_language($squirrelmail_language);
             echo '<br><b><font color=$color[2]>' .
                   _("ERROR : Could not complete request.") .
                   '</b><br>' .
                   _("Unknown response from IMAP server: ") . ' 1.' .
                   $r[0] . "</font><br>\n";
-        } else if (! isset($id2index[$regs[1]]) || !count($id2index[$regs[1]])) {
+         
+       } else  if (! isset($id2index[$regs[1]]) || !count($id2index[$regs[1]])) {
              set_up_language($squirrelmail_language);
              echo '<br><b><font color=$color[2]>' .
                   _("ERROR : Could not complete request.") .
@@ -349,37 +376,21 @@ function sqimap_get_small_header_list ($imap_stream, $msg_list, $issent) {
                   _("Unknown message number in reply from server: ") .
                   $regs[1] . "</font><br>\n";
         } else {
-             $read_list[$id2index[$regs[1]]] = $r;
+           $read_list[$id2index[$regs[1]]] = $r;
         }
     }
     arsort($read_list);
 
-    $query = "$sid FETCH $msgs_str RFC822.SIZE\r\n";
-    fputs ($imap_stream, $query);
-    $sizesin_list = sqimap_read_data_list($imap_stream, $sid, true, $response, $message);
-
-    foreach ($sizesin_list as $r) {
-        if (!eregi("^\\* ([0-9]+) FETCH", $r[0], $regs)) {
-            set_up_language($squirrelmail_language);
-            echo "<br><b><font color=$color[2]>\n";
-            echo _("ERROR : Could not complete request.");
-            echo "</b><br>\n";
-            echo _("Unknown response from IMAP server: ") . ' 2.';
-            echo $r[0] . "</font><br>\n";
-            exit;
-        }
-        if (!count($id2index[$regs[1]])) {
-            set_up_language($squirrelmail_language);
-            echo "<br><b><font color=$color[2]>\n";
-            echo _("ERROR : Could not complete request.");
-            echo "</b><br>\n";
-            echo _("Unknown messagenumber in reply from server: ");
-            echo $regs[1] . "</font><br>\n";
-            exit;
-        }
-        $sizes_list[$id2index[$regs[1]]] = $r;
-    }
-    arsort($sizes_list);
+    $patterns = array (
+                       "/^To:(.*)/iA",
+                       "/^From:(.*)/iA",
+                       "/^X-Priority:(.*)/iA",
+                       "/^Cc:(.*)/iA",
+                       "/^Date:(.*)/iA",
+                       "/^Subject:(.*)/iA",
+                       "/^Content-Type:(.*)/iA"
+               );
+    $regpattern = '';          
 
     for ($msgi = 0; $msgi < $maxmsg; $msgi++) {
         $subject = _("(no subject)");
@@ -392,58 +403,116 @@ function sqimap_get_small_header_list ($imap_stream, $msg_list, $issent) {
         $type[0] = "";
         $type[1] = "";
         $inrepto = "";
+       $flag_seen = false;
+       $flag_answered = false;
+       $flag_deleted = false;
+       $flag_flagged = false;
         $read = $read_list[$msgi];
-
         $prevline = false;
+
         foreach ($read as $read_part) {
             //unfold multi-line headers
             while ($prevline && strspn($read_part, "\t ") > 0) {
                $read_part = substr($prevline, 0, -2) . ' ' . ltrim($read_part);
             }
-            $prevline = $read_part;
-            if (eregi ("^to:(.*)$", $read_part, $regs)) {
-                $to = $regs[1];
-            } else if (eregi ("^from:(.*)$", $read_part, $regs)) {
-                $from = $regs[1];
-            } else if (eregi ("^x-priority:(.*)$", $read_part, $regs)) {
-                $priority = trim($regs[1]);
-            } else if (eregi ("^message-id:(.*)$", $read_part, $regs)) {
-                $messageid = trim($regs[1]);
-            } else if (eregi ("^cc:(.*)$", $read_part, $regs)) {
-                $cc = $regs[1];
-            } else if (eregi ("^date:(.*)$", $read_part, $regs)) {
-                $date = $regs[1];
-            } else if (eregi ("^subject:(.*)$", $read_part, $regs)) {
-                $subject = htmlspecialchars(trim($regs[1]));
-                if ($subject == "") {
-                    $subject = _("(no subject)");
-                }
-            } else if (eregi ("^content-type:(.*)$", $read_part, $regs)) {
-                $type = strtolower(trim($regs[1]));
-                if ($pos = strpos($type, ";")) {
-                    $type = substr($type, 0, $pos);
-                }
-                $type = explode("/", $type);
-                if (!isset($type[1])) {
-                    $type[1] = '';
-                }
-            } else if (eregi ("^in-reply-to:(.*)$", $read_part, $regs)) {
-                $inrepto = trim($regs[1]);
-            }
-        }
-        $internaldate = getPref($data_dir, $username, 'internal_date_sort');
-        if (trim($date) == "" || $internaldate) {
-            fputs($imap_stream, "$sid FETCH $msg_list[$msgi] INTERNALDATE\r\n");
-            $readdate = sqimap_read_data($imap_stream, $sid, true, $response, $message);
-            if (eregi(".*INTERNALDATE \"(.*)\".*", $readdate[0], $regs)) {
-                $date_list = explode(' ', trim($regs[1]));
-                $date_list[0] = str_replace("-", ' ', $date_list[0]);
-                $date = implode(' ', $date_list);
-            }
-        }
-        eregi("([0-9]+)[^0-9]*$", $sizes_list[$msgi][0], $regs);
-        $size = $regs[1];
+           $prev_line = $read_part;
+           
+           if ($read_part{0} == '*') {
+               if ($internaldate) {
+                   if (preg_match ("/^.+INTERNALDATE\s\"(.+)\"\s.+/iUA",$read_part, $reg)) {
+                       $date = $reg[1];
+                   }
+               }  
+               if (preg_match ("/^.+RFC822.SIZE\s+(\d+).+/iA",$read_part, $reg)) {
+                   $size = $reg[1];
+               }
+               if (preg_match("/^.+FLAGS\s+\((.*)\).+/iUA", $read_part, $regs)) {
+                   $flags = explode(' ',trim($regs[1]));
+                   foreach ($flags as $flag) {
+                       $flag = strtolower($flag);
+                       if ($flag == '\\seen') {
+                           $flag_seen = true;
+                       } else if ($flag == '\\answered') {
+                           $flag_answered = true;
+                       } else if ($flag == '\\deleted') {
+                           $flag_deleted = true;
+                       } else if ($flag == '\\flagged') {
+                           $flag_flagged = true;
+                       }
+                   }             
+               } 
+           } else {
+
+               $firstchar = $read_part{0};             
+               if ($firstchar == 'T') {
+                   $regpattern = $patterns[0];
+                   $id = 1;
+               } else if ($firstchar == 'F') {
+                   $regpattern = $patterns[1];
+                   $id = 2;
+               } else if ($firstchar == 'X') {
+                   $regpattern = $patterns[2];
+                   $id = 3;
+               } else if ($firstchar == 'C') {
+                   if (strtolower($read_part{1}) == 'c') {
+                       $regpattern = $patterns[3];
+                       $id = 4;
+                   } else if (strtolower($read_part{1}) == 'o') {
+                       $regpattern = $patterns[6];
+                       $id = 7;
+                   }   
+               } else if ($firstchar == 'D') {
+                   $regpattern = $patterns[4];
+                   $id = 5;
+               } else if ($firstchar == 'S') {
+                   $regpattern = $patterns[5];
+                   $id = 6;
+               } else $regpattern = '';             
+
+               if ($regpattern) {
+                   if (preg_match ($regpattern, $read_part, $regs)) {
+                       switch ($id) {
+                           case 1:
+                             $to = $regs[1];
+                             break;
+                           case 2:
+                             $from = $regs[1];
+                             break;
+                           case 3:
+                             $priority = $regs[1];
+                             break;
+                           case 4:
+                             $cc = $regs[1];
+                             break;
+                           case 5:
+                             if (!$internaldate) {
+                               $date = $regs[1];
+                             } 
+                             break;
+                           case 6:
+                             $subject = htmlspecialchars(trim($regs[1]));
+                             if ($subject == "") {
+                               $subject = _("(no subject)");
+                             }
+                             break;
+                           case 7:
+                             $type = strtolower(trim($regs[1]));
+                             if ($pos = strpos($type, ";")) {
+                                $type = substr($type, 0, $pos);
+                             }
+                             $type = explode("/", $type);
+                             if (!isset($type[1])) {
+                                 $type[1] = '';
+                             }
+                             break;
+                           default:
+                             break;  
+                       }
+                   }
+               }
+           }
 
+       }
         $header = new small_header;
         if ($issent) {
             $header->from = (trim($to) != '' ? $to : '(' ._("No To Address") . ')');
@@ -460,12 +529,20 @@ function sqimap_get_small_header_list ($imap_stream, $msg_list, $issent) {
         $header->size = $size;
         $header->type0 = $type[0];
         $header->type1 = $type[1];
-               $header->inrepto = $inrepto;
+       $header->flag_seen = $flag_seen;
+       $header->flag_answered = $flag_answered;
+       $header->flag_deleted = $flag_deleted;
+       $header->flag_flagged = $flag_flagged;
+       $header->inrepto = $inrepto;
         $result[] = $header;
     }
+    echo 'processtime (us): ' . elapsedtime($start) .'<BR>';
     return $result;
 }
 
+
+
+
 /* Returns the flags for the specified messages */
 function sqimap_get_flags ($imap_stream, $i) {
     $read = sqimap_run_command ($imap_stream, "FETCH $i:$i FLAGS", true, $response, $message);