updating for 1.2.7 CVS :)

[squirrelmail.git] / functions / strings.php

diff --git a/functions/strings.php b/functions/strings.php
index ac70ae621eebca39347cfd56985d2aa851f7bf4a..c7c6060f4d2594bf1aa513f06d54583f0af9dc01 100644 (file)
--- a/functions/strings.php
+++ b/functions/strings.php
@@ -16,7 +16,58 @@
  * SquirrelMail version number -- DO NOT CHANGE
  */
 global $version;
-$version = '1.2.6 [cvs]';
+$version = '1.2.7 [CVS]';
+
+/**
+ * Wraps text at $wrap characters
+ *
+ * Has a problem with special HTML characters, so call this before
+ * you do character translation.
+ *
+ * Specifically, &#039 comes up as 5 characters instead of 1.
+ * This should not add newlines to the end of lines.
+ */
+function sqWordWrap(&$line, $wrap) {
+    ereg("^([\t >]*)([^\t >].*)?$", $line, $regs);
+    $beginning_spaces = $regs[1];
+    if (isset($regs[2])) {
+        $words = explode(' ', $regs[2]);
+    } else {
+        $words = '';
+    }
+    
+    $i = 0;
+    $line = $beginning_spaces;
+    
+    while ($i < count($words)) {
+        /* Force one word to be on a line (minimum) */
+        $line .= $words[$i];
+        $line_len = strlen($beginning_spaces) + strlen($words[$i]) + 2;
+        if (isset($words[$i + 1]))
+            $line_len += strlen($words[$i + 1]);
+        $i ++;
+        
+        /* Add more words (as long as they fit) */
+        while ($line_len < $wrap && $i < count($words)) {
+            $line .= ' ' . $words[$i];
+            $i++;
+            if (isset($words[$i]))
+                $line_len += strlen($words[$i]) + 1;
+            else
+                $line_len += 1;
+        }
+        
+        /* Skip spaces if they are the first thing on a continued line */
+        while (!isset($words[$i]) && $i < count($words)) {
+            $i ++;
+        }
+        
+        /* Go to the next line if we have more to process */
+        if ($i < count($words)) {
+            $line .= "\n" . $beginning_spaces;
+        }
+    }
+}
 
 /**
  * If $haystack is a full mailbox name and $needle is the mailbox
@@ -72,14 +123,6 @@ function getLineOfAddrs($array) {
     return( $to_line );
 }
 
-function find_mailbox_name ($mailbox) {
-    if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs))
-        return $regs[1];
-    ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs);
-    return $regs[1];
-    
-}
-
 function php_self () {
     global $PHP_SELF, $HTTP_SERVER_VARS;
     
@@ -429,4 +472,4 @@ function RemoveSlashes(&$array) {
 
 $PHP_SELF = php_self();
 
-?>
\ No newline at end of file
+?>