Changed regexps
[squirrelmail.git] / src / read_body.php
index 197523ebd69ec188995eb470bada9f621379bd9c..c29b9497b24a15e8c6bf237697bedea31db76e77 100644 (file)
@@ -7,14 +7,16 @@
    **
    **  This file is used for reading the msgs array and displaying
    **  the resulting emails in the right frame.
+   **
+   **  $Id$
    **/
 
    session_start();
 
-   if (!isset($config_php))
-      include("../config/config.php");
    if (!isset($strings_php))
       include("../functions/strings.php");
+   if (!isset($config_php))
+      include("../config/config.php");
    if (!isset($page_header_php))
       include("../functions/page_header.php");
    if (!isset($imap_php))
       include("../functions/mime.php");
    if (!isset($date_php))
       include("../functions/date.php");
+       if (!isset($url_parser_php)) 
+               include("../functions/url_parser.php");
 
    include("../src/load_prefs.php");
    $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
    sqimap_mailbox_select($imapConnection, $mailbox);
+   do_hook("html_top");
    displayPageHeader($color, $mailbox);
 
-   if ($view_hdr) {
+   if (isset($view_hdr)) {
       fputs ($imapConnection, "a003 FETCH $passed_id BODY[HEADER]\r\n");
       $read = sqimap_read_data ($imapConnection, "a003", true, $a, $b); 
       
       if ($where && $what) {
          // Got here from a search
          echo "<a href=\"read_body.php?mailbox=".urlencode($mailbox)."&passed_id=$passed_id&where=".urlencode($where)."&what=".urlencode($what)."\">";
-      } else {  
+      } else {
          echo "<a href=\"read_body.php?mailbox=".urlencode($mailbox)."&passed_id=$passed_id&startMessage=$startMessage&show_more=$show_more\">";
       }
       echo ""._("View message") . "</a></b></center></td></tr></table>\n";
       echo "<table width=99% cellpadding=2 cellspacing=0 border=0 align=center>\n";
-      echo "<tr><td><pre>";
+      echo "<tr><td>";
+
       for ($i=1; $i < count($read)-1; $i++) {
-         $read[$i] = htmlspecialchars($read[$i]);
-         if (substr($read[$i], 0, 1) != "\t" && 
-             substr($read[$i], 0, 1) != " " && 
-             substr($read[$i], 0, 1) != "&" && 
-             trim($read[$i])) {
-            $pre = substr($read[$i], 0, strpos($read[$i], ":"));
-            $read[$i] = str_replace("$pre", "<b>$pre</b>", decodeHeader($read[$i]));
+         $line = htmlspecialchars($read[$i]);
+                       if (eregi("^&gt;", $line)) {
+                               $second[$i] = $line;
+                               $first[$i] = "&nbsp;";
+                               $cnum++;
+         } else if (eregi("^[ |\t]", $line)) {
+            $second[$i] = $line;
+            $first[$i] = "";
+         } else if (eregi("^([^:]+):(.+)", $line, $regs)) {
+            $first[$i] = $regs[1] . ":";
+            $second[$i] = $regs[2];
+                               $cnum++;
+         } else {
+            $second[$i] = trim($line);
+            $first[$i] = "";
          }
-         echo "$read[$i]";
+               }
+               for ($i=0; $i < count($second); $i = $j) {
+                       $f = $first[$i];
+                       $s = nl2br($second[$i]);
+                       $j = $i + 1;
+                       while ($first[$j] == "" && $j < count($first)) {
+                               $s .= "&nbsp;&nbsp;&nbsp;&nbsp;" . nl2br($second[$j]);
+                               $j++;
+                       }
+                       parseEmail($s);
+                       echo "<nobr><tt><b>$f</b>$s</tt></nobr>";
       }
-      echo "</pre></td></tr></table>\n";
+      echo "</td></tr></table>\n";
       echo "</body></html>";
       sqimap_logout($imapConnection);
       exit;
 
    // returns the index of the next valid message from the array
    function findNextMessage() {
-      global $msort, $currentArrayIndex, $msgs;
-               for (reset($msort); ($key = key($msort)), (isset($key)); next($msort)) { 
-          if ($currentArrayIndex == $msgs[$key]["ID"]) {
-                               next($msort); 
-                               $key = key($msort);
-                               if (isset($key)) 
-                                       return $msgs[$key]["ID"];
-                       }
-               }
+      global $msort, $currentArrayIndex, $msgs, $sort;
+
+      if ($sort == 6) {
+         if ($currentArrayIndex != 1) {
+            return $currentArrayIndex - 1;
+         }
+      } else {
+         for (reset($msort); ($key = key($msort)), (isset($key)); next($msort)) { 
+            if ($currentArrayIndex == $msgs[$key]["ID"]) {
+               next($msort); 
+               $key = key($msort);
+               if (isset($key)) 
+                  return $msgs[$key]["ID"];
+            }
+         }
+      }
       return -1;
    }
 
    // returns the index of the previous message from the array
    function findPreviousMessage() {
-      global $msort, $currentArrayIndex, $msgs;
-               for (reset($msort); ($key = key($msort)), (isset($key)); next($msort)) { 
-          if ($currentArrayIndex == $msgs[$key]["ID"]) {
-                               prev($msort);
-                               $key = key($msort);
-                               if (isset($key))
-                                       return $msgs[$key]["ID"];
-                       }
-               }
+      global $msort, $currentArrayIndex, $sort, $msgs, $imapConnection, $mailbox;
+      if ($sort == 6) {
+         $numMessages = sqimap_get_num_messages($imapConnection, $mailbox);
+         if ($currentArrayIndex != $numMessages) {
+            return $currentArrayIndex + 1; 
+         }
+      } else {
+               for (reset($msort); ($key = key($msort)), (isset($key)); next($msort)) { 
+          if ($currentArrayIndex == $msgs[$key]["ID"]) {
+                               prev($msort);
+                               $key = key($msort);
+                               if (isset($key))
+                                       return $msgs[$key]["ID"];
+                       }
+               }
+      }   
       return -1;
    }
 
    if (isset($msgs)) {
-               $currentArrayIndex = $passed_id;
+          $currentArrayIndex = $passed_id;
                /*
       for ($i=0; $i < count($msgs); $i++) {
          if ($msgs[$i]["ID"] == $passed_id) {
    $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 
    /** translate the subject and mailbox into url-able text **/
-   $url_subj = urlencode(trim(stripslashes($message->header->subject)));
+   $url_subj = urlencode(trim(sqStripSlashes($message->header->subject)));
    $urlMailbox = urlencode($mailbox);
    $url_replyto = urlencode($message->header->replyto);
 
    $url_replytoall   = urlencode($message->header->replyto);
-   $url_replytoallcc = getLineOfAddrs($message->header->to);
-   $url_replytoallcc_cc = getLineOfAddrs($message->header->cc);
-   if ($url_replytoallcc) {
-      if ($url_replytoallcc_cc) {
-         $url_replytoallcc .= ", " . $url_replytoallcc_cc;
-      }
-   } else {
-      if ($url_replytoallcc_cc) {
-         $url_replytoallcc = $url_replytoallcc_cc;
-      } else {
-         $url_replytoallcc = "";
-      }
-   } 
+
+   // If we are replying to all, then find all other addresses and
+   // add them to the list.  Remove duplicates.
+   // This is somewhat messy, so I'll explain:
+   // 1) Take all addresses (from, to, cc) (avoid nasty join errors here)
+   $url_replytoall_extra_addrs = array_merge(array($message->header->from),
+      $message->header->to, $message->header->cc);
+
+   // 2) Make one big string out of them
+   $url_replytoall_extra_addrs = join(';', $url_replytoall_extra_addrs);
+   
+   // 3) Parse that into an array of addresses
+   $url_replytoall_extra_addrs = parseAddrs($url_replytoall_extra_addrs);
+   
+   // 4) Make them unique -- weed out duplicates
+   // (Coded for PHP 4.0.0)
+   $url_replytoall_extra_addrs =
+      array_keys(array_flip($url_replytoall_extra_addrs));
+   
+   // 5) Remove the addresses we'll be sending the message 'to'
+   $url_replytoall_avoid_addrs = parseAddrs($message->header->replyto);
+   foreach ($url_replytoall_avoid_addrs as $addr)
+   {
+       foreach (array_keys($url_replytoall_extra_addrs, $addr) as $key_to_delete)
+       {
+           unset($url_replytoall_extra_addrs[$key_to_delete]);
+       }
+   }
+   
+   // 6) Smoosh back into one nice line
+   $url_replytoallcc = getLineOfAddrs($url_replytoall_extra_addrs);
+   
+   // 7) urlencode() it
    $url_replytoallcc = urlencode($url_replytoallcc);
 
    $dateString = getLongDateString($message->header->date);
 
    /** FORMAT THE CC STRING **/
    $i = 0;
-   $cc_string = "";
-   $cc_ary = $message->header->cc;
-   while ($i < count(decodeHeader($cc_ary))) {
-      $cc_ary[$i] = htmlspecialchars($cc_ary[$i]);
-      if ($cc_string)
-         $cc_string = "$cc_string<BR>$cc_ary[$i]";
-      else
-         $cc_string = "$cc_ary[$i]";
-
-      $i++;
-      if (count($cc_ary) > 1) {
-         if ($show_more_cc == false) {
-            if ($i == 1) {
+   if (isset ($message->header->cc[0]) && trim($message->header->cc[0])){
+      $cc_string = "";
+      $cc_ary = $message->header->cc;
+      while ($i < count(decodeHeader($cc_ary))) {
+         $cc_ary[$i] = htmlspecialchars($cc_ary[$i]);
+         if ($cc_string)
+            $cc_string = "$cc_string<BR>$cc_ary[$i]";
+         else
+            $cc_string = "$cc_ary[$i]";
+   
+         $i++;
+         if (count($cc_ary) > 1) {
+            if ($show_more_cc == false) {
+               if ($i == 1) {
+                  if ($where && $what) {
+                     // from a search
+                     $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&what=".urlencode($what)."&where=".urlencode($where)."&show_more_cc=1&show_more=$show_more\">$echo_more</A>)";
+                  } else {
+                     $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&sort=$sort&startMessage=$startMessage&show_more_cc=1&show_more=$show_more\">$echo_more</A>)";
+                  }   
+                  $i = count($cc_ary);
+               }
+            } else if ($i == 1) {
                if ($where && $what) {
                   // from a search
-                  $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&what=".urlencode($what)."&where=".urlencode($where)."&show_more_cc=1&show_more=$show_more\">$echo_more</A>)";
+                  $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&what=".urlencode($what)."&where=".urlencode($where)."&show_more_cc=0&show_more=$show_more\">$echo_less</A>)";
                } else {
-                  $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&sort=$sort&startMessage=$startMessage&show_more_cc=1&show_more=$show_more\">$echo_more</A>)";
+                  $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&sort=$sort&startMessage=$startMessage&show_more_cc=0&show_more=$show_more\">$echo_less</A>)";
                }   
-               $i = count($cc_ary);
             }
-         } else if ($i == 1) {
-            if ($where && $what) {
-               // from a search
-               $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&what=".urlencode($what)."&where=".urlencode($where)."&show_more_cc=0&show_more=$show_more\">$echo_less</A>)";
-            } else {
-               $cc_string = "$cc_string&nbsp;(<A HREF=\"read_body.php?mailbox=$urlMailbox&passed_id=$passed_id&sort=$sort&startMessage=$startMessage&show_more_cc=0&show_more=$show_more\">$echo_less</A>)";
-            }   
          }
       }
    }
-
    /** make sure everything will display in HTML format **/
    $from_name = decodeHeader(htmlspecialchars($message->header->from));
-   $subject = decodeHeader(htmlspecialchars(stripslashes($message->header->subject)));
+   $subject = decodeHeader(htmlspecialchars($message->header->subject));
 
+   do_hook("read_body_top");
    echo "<BR>";
+
    echo "<TABLE COLS=1 CELLSPACING=0 WIDTH=100% BORDER=0 ALIGN=CENTER CELLPADDING=0>\n";
    echo "   <TR><TD BGCOLOR=\"$color[9]\" WIDTH=100%>";
    echo "      <TABLE WIDTH=100% CELLSPACING=0 BORDER=0 COLS=2 CELLPADDING=3>";
    if ($where && $what) {
       echo "               <A HREF=\"delete_message.php?mailbox=$urlMailbox&message=$passed_id&where=".urlencode($where)."&what=".urlencode($what)."\">";
    } else {
-      echo "               <A HREF=\"delete_message.php?mailbox=$urlMailbox&message=$passed_id&sort=$sort&startMessage=1\">";
+      echo "               <A HREF=\"delete_message.php?mailbox=$urlMailbox&message=$passed_id&sort=$sort&startMessage=$startMessage\">";
    }
    echo _("Delete");
    echo "</A>&nbsp;&nbsp;";
    echo "         <TD BGCOLOR=\"$color[0]\" WIDTH=15% ALIGN=RIGHT>\n";
    echo _("Subject:");
    echo "         </TD><TD BGCOLOR=\"$color[0]\" WIDTH=84%>\n";
-   echo "            <B>$subject</B>\n";
+   echo "            <B>$subject</B>&nbsp;\n";
    echo "         </TD>\n";
    if ($where && $what) {
       // Got here from a search
    echo "         <TD BGCOLOR=\"$color[0]\" WIDTH=15% ALIGN=RIGHT>\n";
    echo _("From:");
    echo "         </TD><TD BGCOLOR=\"$color[0]\" WIDTH=85% colspan=2>\n";
-   echo "            <B>$from_name</B>\n";
+   echo "            <B>$from_name</B>&nbsp;\n";
    echo "         </TD>\n";
    echo "      </TR>\n";
    /** date **/
    echo "         <TD BGCOLOR=\"$color[0]\" WIDTH=15% ALIGN=RIGHT>\n";
    echo _("Date:");
    echo "         </TD><TD BGCOLOR=\"$color[0]\" WIDTH=85% colspan=2>\n";
-   echo "            <B>$dateString</B>\n";
+   echo "            <B>$dateString</B>&nbsp;\n";
    echo "         </TD>\n";
    echo "      </TR>\n";
    /** to **/
    echo "         <TD BGCOLOR=\"$color[0]\" WIDTH=15% ALIGN=RIGHT VALIGN=TOP>\n";
    echo _("To:");
    echo "         </TD><TD BGCOLOR=\"$color[0]\" WIDTH=85% VALIGN=TOP colspan=2>\n";
-   echo "            <B>$to_string</B>\n";
+   echo "            <B>$to_string</B>&nbsp;\n";
    echo "         </TD>\n";
    echo "      </TR>\n";
    /** cc **/
-   if ($message->header->cc) {
+   if (isset($cc_string)) {
       echo "      <TR>\n";
       echo "         <TD BGCOLOR=\"$color[0]\" WIDTH=15% ALIGN=RIGHT VALIGN=TOP>\n";
       echo "            Cc:\n";
       echo "         </TD><TD BGCOLOR=\"$color[0]\" WIDTH=85% VALIGN=TOP colspan=2>\n";
-      echo "            <B>$cc_string</B>\n";
+      echo "            <B>$cc_string</B>&nbsp;\n";
       echo "         </TD>\n";
       echo "      </TR>\n";
    }
+   do_hook("read_body_header");
    echo "</TABLE>";
    echo "   </TD></TR>";
    echo "</table>";
    
    $body = formatBody($imapConnection, $message, $color, $wrap_at);
 
-   echo "$body";
-
-   echo "   </TD></TR>\n";
-   echo "</table>";
+   echo $body;
+   
    echo "<TABLE COLS=1 CELLSPACING=0 WIDTH=100% BORDER=0 ALIGN=CENTER CELLPADDING=0>\n";
    echo "   <TR><TD BGCOLOR=\"$color[9]\">&nbsp;</TD></TR>";
    echo "</TABLE>\n";
 
+   do_hook("read_body_bottom");
+   do_hook("html_bottom");
    sqimap_logout($imapConnection);
 ?>