| | |
| | | } |
| | | |
| | | /** |
| | | * Convert paths like ../xxx to an absolute path using a base url |
| | | * |
| | | * @param string Relative path |
| | | * @param string Base URL |
| | | * @return string Absolute URL |
| | | */ |
| | | function make_absolute_url($path, $base_url) |
| | | { |
| | | $host_url = $base_url; |
| | | $abs_path = $path; |
| | | |
| | | // check if path is an absolute URL |
| | | if (preg_match('/^[fhtps]+:\/\//', $path)) |
| | | return $path; |
| | | |
| | | // cut base_url to the last directory |
| | | if (strrpos($base_url, '/')>7) |
| | | { |
| | | $host_url = substr($base_url, 0, strpos($base_url, '/', 7)); |
| | | $base_url = substr($base_url, 0, strrpos($base_url, '/')); |
| | | } |
| | | |
| | | // $path is absolute |
| | | if ($path[0] == '/') |
| | | $abs_path = $host_url.$path; |
| | | else |
| | | { |
| | | // strip './' because its the same as '' |
| | | $path = preg_replace('/^\.\//', '', $path); |
| | | |
| | | if (preg_match_all('/\.\.\//', $path, $matches, PREG_SET_ORDER)) |
| | | foreach ($matches as $a_match) |
| | | { |
| | | if (strrpos($base_url, '/')) |
| | | $base_url = substr($base_url, 0, strrpos($base_url, '/')); |
| | | |
| | | $path = substr($path, 3); |
| | | } |
| | | |
| | | $abs_path = $base_url.'/'.$path; |
| | | } |
| | | |
| | | return $abs_path; |
| | | } |
| | | |
| | | /** |
| | | * Wrapper function for wordwrap |
| | | */ |
| | | function rc_wordwrap($string, $width=75, $break="\n", $cut=false) |