/**
*
*
* @param string $ps_source
* @param array $pa_options
* @return bool
*/
public function read($ps_source, $pa_options = null)
{
parent::read($ps_source, $pa_options);
try {
$this->opo_xml = DOMDocument::load($ps_source);
$this->opo_xpath = new DOMXPath($this->opo_xml);
} catch (Exception $e) {
return null;
}
$this->opo_xpath->registerNamespace($this->ops_xml_namespace_prefix, $this->ops_xml_namespace);
// get metadata
$this->opo_metadata = $this->opo_xpath->query($this->ops_metadata_xpath);
$vn_index = 0;
$this->opa_metadata = array();
foreach ($this->opo_metadata as $o_field) {
$o_name = $o_field->attributes->getNamedItem('NAME');
// Normalize field names by replacing any run of characters that is not a letter, number,
// underscore, -, #, ?, :, % or & with a single underscore.
$vs_field_name = preg_replace("![^A-Za-z0-9_\\-\\:\\#\\?\\%\\&]+!", "_", (string) $o_name->nodeValue);
$this->opa_metadata[$vn_index] = $vs_field_name;
$vn_index++;
}
// get rows
$this->opo_handle = $this->opo_xpath->query($this->ops_xpath);
$this->opn_current_row = 0;
return $this->opo_handle ? true : false;
}
/**
*
*
* @param string $ps_source A comma or semicolon separated list of WorldCat ids
* @param array $pa_options
* @return bool
*/
public function read($ps_source, $pa_options = null)
{
parent::read($ps_source, $pa_options);
// source is a comma or semicolon separated list of WorldCat ids
$va_ids = preg_split("![,;]+!", $ps_source);
if (!is_array($va_ids) || !sizeof($va_ids)) {
return false;
}
if ($vs_api_key = caGetOption('APIKey', $pa_options, null)) {
$this->ops_api_key = $vs_api_key;
}
$this->opa_row_ids = $va_ids;
$this->opn_current_row = 0;
return true;
}
/**
*
*
* @param string $ps_source A comma or semicolon separated list of WorldCat ids
* @param array $pa_options
* @return bool
*/
public function read($ps_source, $pa_options = null)
{
parent::read($ps_source, $pa_options);
// source is a comma or semicolon separated list of ULAN ids
$va_ids = preg_split("![,;]+!", $ps_source);
if (!is_array($va_ids) || !sizeof($va_ids)) {
return false;
}
$this->opa_row_ids = $va_ids;
$this->opn_current_row = 0;
return true;
}
