53 lines
2.0 KiB
PHP
53 lines
2.0 KiB
PHP
<?php
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/**
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* WordPress eXtended RSS file parser implementations
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*
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* @package WordPress
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* @subpackage Importer
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*/
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/**
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* WordPress Importer class for managing parsing of WXR files.
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*/
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class WXR_Parser
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{
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function parse($file)
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{
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// Attempt to use proper XML parsers first
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if (extension_loaded('simplexml')) {
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$parser = new WXR_Parser_SimpleXML;
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$result = $parser->parse($file);
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// If SimpleXML succeeds or this is an invalid WXR file then return the results
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if (!is_wp_error($result) || 'SimpleXML_parse_error' != $result->get_error_code())
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return $result;
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} else if (extension_loaded('xml')) {
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$parser = new WXR_Parser_XML;
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$result = $parser->parse($file);
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// If XMLParser succeeds or this is an invalid WXR file then return the results
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if (!is_wp_error($result) || 'XML_parse_error' != $result->get_error_code())
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return $result;
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}
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// We have a malformed XML file, so display the error and fallthrough to regex
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if (isset($result) && defined('IMPORT_DEBUG') && IMPORT_DEBUG) {
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echo '<pre>';
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if ('SimpleXML_parse_error' == $result->get_error_code()) {
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foreach ($result->get_error_data() as $error)
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echo $error->line . ':' . $error->column . ' ' . esc_html($error->message) . "\n";
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} else if ('XML_parse_error' == $result->get_error_code()) {
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$error = $result->get_error_data();
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echo $error[0] . ':' . $error[1] . ' ' . esc_html($error[2]);
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}
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echo '</pre>';
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echo '<p><strong>' . __('There was an error when reading this WXR file', 'wpmf') . '</strong><br />';
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echo __('Details are shown above. The importer will now try again with a different parser...', 'wpmf') . '</p>';
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}
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// use regular expressions if nothing else available or this is bad XML
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$parser = new WXR_Parser_Regex;
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return $parser->parse($file);
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}
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}
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