/**
* Gets an article id from the given article path
*
* @param string $path
*
* @return integer the database identifier corresponding to the given
* article path or null if no such identifier exists.
*/
protected function getArticleId($path)
{
// don't try to find articles with invalid UTF-8 in the path
if (!SwatString::validateUtf8($path)) {
require_once 'Site/exceptions/SitePathInvalidUtf8Exception.php';
throw new SitePathInvalidUtf8Exception(sprintf('Path is not valid UTF-8: ‘%s’', SwatString::escapeBinary($path)), 0, $path);
}
// don't try to find articles with more than 254 characters in the path
if (strlen($path) > 254) {
require_once 'Site/exceptions/SitePathTooLongException.php';
throw new SitePathTooLongException(sprintf('Path is too long: ‘%s’', $path));
}
$instance_id = $this->app->getInstanceId();
return SwatDB::executeStoredProcOne($this->app->db, 'findArticle', array($this->app->db->quote($path, 'text'), $this->app->db->quote($instance_id, 'integer')));
}
/**
* Normalizes filenames in ZIP archives to UTF-8 encoding
*
* The ZIP file specification specifies that filenames are encoded using
* IBM Code Page 437. In 2008, an addition to the specification was made to
* also allow UTF-8 encoded filenames. This method checks if the filename
* is UTF-8 and if not, converts from IBM Code Page 437 to UTF-8.
*
* @param string $filename
*
* @return string
*/
protected static function normalizeArchiveFileFilename($filename)
{
// if not UTF-8, convert from IBM CP 437
if (!SwatString::validateUtf8($filename)) {
$filename = iconv('CP437', 'UTF-8', $filename);
}
return $filename;
}
