/**
* Returns information about a package file. Expects the contents
* of a package xml file as input.
*
* @param string $data name of package xml file
*
* @return array array with package information
*
* @access public
*
*/
function infoFromString($data)
{
require_once 'PEAR/Dependency.php';
if (PEAR_Dependency::checkExtension($error, 'xml')) {
return $this->raiseError($error);
}
$xp = @xml_parser_create();
if (!$xp) {
return $this->raiseError('Unable to create XML parser');
}
xml_set_object($xp, $this);
xml_set_element_handler($xp, '_element_start', '_element_end');
xml_set_character_data_handler($xp, '_pkginfo_cdata');
xml_parser_set_option($xp, XML_OPTION_CASE_FOLDING, false);
$this->element_stack = array();
$this->pkginfo = array('provides' => array());
$this->current_element = false;
unset($this->dir_install);
$this->pkginfo['filelist'] = array();
$this->filelist =& $this->pkginfo['filelist'];
$this->dir_names = array();
$this->in_changelog = false;
$this->d_i = 0;
$this->cdata = '';
$this->_validPackageFile = false;
if (!xml_parse($xp, $data, 1)) {
$code = xml_get_error_code($xp);
$msg = sprintf("XML error: %s at line %d", xml_error_string($code), xml_get_current_line_number($xp));
xml_parser_free($xp);
return $this->raiseError($msg, $code);
}
xml_parser_free($xp);
if (!$this->_validPackageFile) {
return $this->raiseError('Invalid Package File, no <package> tag');
}
foreach ($this->pkginfo as $k => $v) {
if (!is_array($v)) {
$this->pkginfo[$k] = trim($v);
}
}
return $this->pkginfo;
}
