Added MUCH better composing

[squirrelmail.git] / functions / strings.php

diff --git a/functions/strings.php b/functions/strings.php
index c7b6544e76ac9a7e7cddeb35363efc8e157852da..d00cd835e5bb34e242ab3f55307950dc5b25e53f 100644 (file)
--- a/functions/strings.php
+++ b/functions/strings.php
@@ -27,4 +27,34 @@
       return strrev($data);
    }
 
+   // Wraps text at $wrap characters
+   function wordWrap($passed, $wrap) {
+      $words = explode(" ", trim($passed));
+      $i = 0;
+      $line_len = strlen($words[$i])+1;
+      $line = "";
+      while ($i < count($words)) {
+         while ($line_len < $wrap) {
+            $line = "$line$words[$i]&nbsp;";
+            $i++;
+            $line_len = $line_len + strlen($words[$i])+1;
+         }
+         $line_len = strlen($words[$i])+1;
+         if ($line_len < $wrap) {
+            if ($i < count($words)) // don't <BR> the last line
+               $line = "$line<BR>";
+         } else {
+            $endline = $words[$i];
+            while ($line_len >= $wrap) {
+               $bigline = substr($endline, 0, $wrap);
+               $endline = substr($endline, $wrap, strlen($endline));
+               $line_len = strlen($endline);
+               $line = "$line$bigline<BR>";
+            }
+            $line = "$line$endline<BR>";
+            $i++;
+         }
+      }
+      return $line;
+   }
 ?>