- removed unused and declared in PHP-5.3 quoted_printable_encode function (#1485879)

program/include/rcube_imap.php

@@ -3075,71 +3075,3 @@ class rcube_header_sorter
       return $posa - $posb;
    }
 }
-
-
-/**
- * Add quoted-printable encoding to a given string
- * 
- * @param string   String to encode
- * @param int      Add new line after this number of characters
- * @param boolean  True if spaces should be converted into =20
- * @return string Encoded string
- */
-function quoted_printable_encode($input, $line_max=76, $space_conv=false)
-  {
-  $hex = array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F');
-  $lines = preg_split("/(?:\r\n|\r|\n)/", $input);
-  $eol = "\r\n";
-  $escape = "=";
-  $output = "";
-
-  while( list(, $line) = each($lines))
-    {
-    //$line = rtrim($line); // remove trailing white space -> no =20\r\n necessary
-    $linlen = strlen($line);
-    $newline = "";
-    for($i = 0; $i < $linlen; $i++)
-      {
-      $c = substr( $line, $i, 1 );
-      $dec = ord( $c );
-      if ( ( $i == 0 ) && ( $dec == 46 ) ) // convert first point in the line into =2E
-        {
-        $c = "=2E";
-        }
-      if ( $dec == 32 )
-        {
-        if ( $i == ( $linlen - 1 ) ) // convert space at eol only
-          {
-          $c = "=20";
-          }
-        else if ( $space_conv )
-          {
-          $c = "=20";
-          }
-        }
-      else if ( ($dec == 61) || ($dec < 32 ) || ($dec > 126) )  // always encode "\t", which is *not* required
-        {
-        $h2 = floor($dec/16);
-        $h1 = floor($dec%16);
-        $c = $escape.$hex["$h2"].$hex["$h1"];
-        }
-         
-      if ( (strlen($newline) + strlen($c)) >= $line_max )  // CRLF is not counted
-        {
-        $output .= $newline.$escape.$eol; // soft line break; " =\r\n" is okay
-        $newline = "";
-        // check if newline first character will be point or not
-        if ( $dec == 46 )
-          {
-          $c = "=2E";
-          }
-        }
-      $newline .= $c;
-      } // end of for
-    $output .= $newline.$eol;
-    } // end of while
-
-  return trim($output);
-  }
-
-