/**
* Validate XML to be valid for import
* @param string $xml
* @param WP_Error[optional] $errors
* @return bool Validation status
*/
public static function validateXml(&$xml, $errors = NULL)
{
if (FALSE === $xml or '' == $xml) {
$errors and $errors->add('form-validation', __('WP All Import can\'t read your file.<br/><br/>Probably, you are trying to import an invalid XML feed. Try opening the XML feed in a web browser (Google Chrome is recommended for opening XML files) to see if there is an error message.<br/>Alternatively, run the feed through a validator: http://validator.w3.org/<br/>99% of the time, the reason for this error is because your XML feed isn\'t valid.<br/>If you are 100% sure you are importing a valid XML feed, please contact WP All Import support.', 'wp_all_import_plugin'));
} else {
PMXI_Import_Record::preprocessXml($xml);
if (function_exists('simplexml_load_string')) {
libxml_use_internal_errors(true);
libxml_clear_errors();
$_x = @simplexml_load_string($xml);
$xml_errors = libxml_get_errors();
libxml_clear_errors();
if ($xml_errors) {
$error_msg = '<strong>' . __('Invalid XML', 'wp_all_import_plugin') . '</strong><ul>';
foreach ($xml_errors as $error) {
$error_msg .= '<li>';
$error_msg .= __('Line', 'wp_all_import_plugin') . ' ' . $error->line . ', ';
$error_msg .= __('Column', 'wp_all_import_plugin') . ' ' . $error->column . ', ';
$error_msg .= __('Code', 'wp_all_import_plugin') . ' ' . $error->code . ': ';
$error_msg .= '<em>' . trim(esc_html($error->message)) . '</em>';
$error_msg .= '</li>';
}
$error_msg .= '</ul>';
$errors and $errors->add('form-validation', $error_msg);
} else {
return true;
}
} else {
$errors and $errors->add('form-validation', __('Required PHP components are missing.', 'wp_all_import_plugin'));
$errors and $errors->add('form-validation', __('WP All Import requires the SimpleXML PHP module to be installed. This is a standard feature of PHP, and is necessary for WP All Import to read the files you are trying to import.<br/>Please contact your web hosting provider and ask them to install and activate the SimpleXML PHP module.', 'wp_all_import_plugin'));
}
}
return false;
}
/**
* Validate XML to be valid for import
* @param string $xml
* @param WP_Error[optional] $errors
* @return bool Validation status
*/
public static function validateXml(&$xml, $errors = NULL)
{
if (FALSE === $xml or '' == $xml) {
$errors and $errors->add('form-validation', __('XML file does not exist, not accessible or empty', 'pmxi_plugin'));
} else {
PMXI_Import_Record::preprocessXml($xml);
if (function_exists('simplexml_load_string')) {
libxml_use_internal_errors(true);
libxml_clear_errors();
$_x = @simplexml_load_string($xml);
$xml_errors = libxml_get_errors();
libxml_clear_errors();
if ($xml_errors) {
$error_msg = '<strong>' . __('Invalid XML', 'pmxi_plugin') . '</strong><ul>';
foreach ($xml_errors as $error) {
$error_msg .= '<li>';
$error_msg .= __('Line', 'pmxi_plugin') . ' ' . $error->line . ', ';
$error_msg .= __('Column', 'pmxi_plugin') . ' ' . $error->column . ', ';
$error_msg .= __('Code', 'pmxi_plugin') . ' ' . $error->code . ': ';
$error_msg .= '<em>' . trim(esc_html($error->message)) . '</em>';
$error_msg .= '</li>';
}
$error_msg .= '</ul>';
$errors and $errors->add('form-validation', $error_msg);
} else {
return true;
}
} else {
$errors and $errors->add('form-validation', __('simplexml module is disabled on your server', 'pmxi_plugin'));
}
}
return false;
}
