File "wxr-parser-simple-xml.php"
Full Path: /home2/sdektunc/cepali.edu.mx/wp-content/plugins/elementor/core/utils/import-export/parsers/wxr-parser-simple-xml.php
File size: 8.31 KB
MIME-type: text/x-php
Charset: utf-8
<?php
namespace Elementor\Core\Utils\ImportExport\Parsers;
use Elementor\Utils;
use WP_Error;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* WordPress eXtended RSS file parser implementations,
* Originally made by WordPress part of WordPress/Importer.
* https://plugins.trac.wordpress.org/browser/wordpress-importer/trunk/parsers/class-wxr-parser-simplexml.php
*
* What was done:
* Reformat of the code.
* Removed variable '$internal_errors'.
* Changed text domain.
*/
/**
* WXR Parser that makes use of the SimpleXML PHP extension.
*/
class WXR_Parser_SimpleXML {
/**
* @param string $file
*
* @return array|\WP_Error
*/
public function parse( $file ) {
$authors = [];
$posts = [];
$categories = [];
$tags = [];
$terms = [];
libxml_use_internal_errors( true );
$dom = new \DOMDocument();
$old_value = null;
$libxml_disable_entity_loader_exists = function_exists( 'libxml_disable_entity_loader' );
if ( $libxml_disable_entity_loader_exists ) {
$old_value = libxml_disable_entity_loader( true ); // phpcs:ignore Generic.PHP.DeprecatedFunctions.Deprecated
}
$success = $dom->loadXML( Utils::file_get_contents( $file ) );
if ( $libxml_disable_entity_loader_exists && ! is_null( $old_value ) ) {
libxml_disable_entity_loader( $old_value ); // phpcs:ignore Generic.PHP.DeprecatedFunctions.Deprecated
}
if ( ! $success || isset( $dom->doctype ) ) {
return new WP_Error( 'SimpleXML_parse_error', esc_html__( 'There was an error when reading this WXR file', 'elementor' ), libxml_get_errors() );
}
$xml = simplexml_import_dom( $dom );
unset( $dom );
// Halt if loading produces an error.
if ( ! $xml ) {
return new WP_Error( 'SimpleXML_parse_error', esc_html__( 'There was an error when reading this WXR file', 'elementor' ), libxml_get_errors() );
}
$wxr_version = $xml->xpath( '/rss/channel/wp:wxr_version' );
if ( ! $wxr_version ) {
return new WP_Error( 'WXR_parse_error', esc_html__( 'This does not appear to be a WXR file, missing/invalid WXR version number', 'elementor' ) );
}
$wxr_version = (string) trim( $wxr_version[0] );
// Confirm that we are dealing with the correct file format.
if ( ! preg_match( '/^\d+\.\d+$/', $wxr_version ) ) {
return new WP_Error( 'WXR_parse_error', esc_html__( 'This does not appear to be a WXR file, missing/invalid WXR version number', 'elementor' ) );
}
$base_url = $xml->xpath( '/rss/channel/wp:base_site_url' );
$base_url = (string) trim( isset( $base_url[0] ) ? $base_url[0] : '' );
$base_blog_url = $xml->xpath( '/rss/channel/wp:base_blog_url' );
if ( $base_blog_url ) {
$base_blog_url = (string) trim( $base_blog_url[0] );
} else {
$base_blog_url = $base_url;
}
$page_on_front = $xml->xpath( '/rss/channel/wp:page_on_front' );
if ( $page_on_front ) {
$page_on_front = (int) $page_on_front[0];
}
$namespaces = $xml->getDocNamespaces();
if ( ! isset( $namespaces['wp'] ) ) {
$namespaces['wp'] = 'http://wordpress.org/export/1.1/';
}
if ( ! isset( $namespaces['excerpt'] ) ) {
$namespaces['excerpt'] = 'http://wordpress.org/export/1.1/excerpt/';
}
// Grab authors.
foreach ( $xml->xpath( '/rss/channel/wp:author' ) as $author_arr ) {
$a = $author_arr->children( $namespaces['wp'] );
$login = (string) $a->author_login;
$authors[ $login ] = [
'author_id' => (int) $a->author_id,
'author_login' => $login,
'author_email' => (string) $a->author_email,
'author_display_name' => (string) $a->author_display_name,
'author_first_name' => (string) $a->author_first_name,
'author_last_name' => (string) $a->author_last_name,
];
}
// Grab cats, tags and terms.
foreach ( $xml->xpath( '/rss/channel/wp:category' ) as $term_arr ) {
$t = $term_arr->children( $namespaces['wp'] );
$category = [
'term_id' => (int) $t->term_id,
'category_nicename' => (string) $t->category_nicename,
'category_parent' => (string) $t->category_parent,
'cat_name' => (string) $t->cat_name,
'category_description' => (string) $t->category_description,
];
foreach ( $t->termmeta as $meta ) {
$category['termmeta'][] = [
'key' => (string) $meta->meta_key,
'value' => (string) $meta->meta_value,
];
}
$categories[] = $category;
}
foreach ( $xml->xpath( '/rss/channel/wp:tag' ) as $term_arr ) {
$t = $term_arr->children( $namespaces['wp'] );
$tag = [
'term_id' => (int) $t->term_id,
'tag_slug' => (string) $t->tag_slug,
'tag_name' => (string) $t->tag_name,
'tag_description' => (string) $t->tag_description,
];
foreach ( $t->termmeta as $meta ) {
$tag['termmeta'][] = [
'key' => (string) $meta->meta_key,
'value' => (string) $meta->meta_value,
];
}
$tags[] = $tag;
}
foreach ( $xml->xpath( '/rss/channel/wp:term' ) as $term_arr ) {
$t = $term_arr->children( $namespaces['wp'] );
$term = [
'term_id' => (int) $t->term_id,
'term_taxonomy' => (string) $t->term_taxonomy,
'slug' => (string) $t->term_slug,
'term_parent' => (string) $t->term_parent,
'term_name' => (string) $t->term_name,
'term_description' => (string) $t->term_description,
];
foreach ( $t->termmeta as $meta ) {
$term['termmeta'][] = [
'key' => (string) $meta->meta_key,
'value' => (string) $meta->meta_value,
];
}
$terms[] = $term;
}
// Grab posts.
foreach ( $xml->channel->item as $item ) {
$post = [
'post_title' => (string) $item->title,
'guid' => (string) $item->guid,
];
$dc = $item->children( 'http://purl.org/dc/elements/1.1/' );
$post['post_author'] = (string) $dc->creator;
$content = $item->children( 'http://purl.org/rss/1.0/modules/content/' );
$excerpt = $item->children( $namespaces['excerpt'] );
$post['post_content'] = (string) $content->encoded;
$post['post_excerpt'] = (string) $excerpt->encoded;
$wp = $item->children( $namespaces['wp'] );
$post['post_id'] = (int) $wp->post_id;
$post['post_date'] = (string) $wp->post_date;
$post['post_date_gmt'] = (string) $wp->post_date_gmt;
$post['comment_status'] = (string) $wp->comment_status;
$post['ping_status'] = (string) $wp->ping_status;
$post['post_name'] = (string) $wp->post_name;
$post['status'] = (string) $wp->status;
$post['post_parent'] = (int) $wp->post_parent;
$post['menu_order'] = (int) $wp->menu_order;
$post['post_type'] = (string) $wp->post_type;
$post['post_password'] = (string) $wp->post_password;
$post['is_sticky'] = (int) $wp->is_sticky;
if ( isset( $wp->attachment_url ) ) {
$post['attachment_url'] = (string) $wp->attachment_url;
}
foreach ( $item->category as $c ) {
$att = $c->attributes();
if ( isset( $att['nicename'] ) ) {
$post['terms'][] = [
'name' => (string) $c,
'slug' => (string) $att['nicename'],
'domain' => (string) $att['domain'],
];
}
}
foreach ( $wp->postmeta as $meta ) {
$post['postmeta'][] = [
'key' => (string) $meta->meta_key,
'value' => (string) $meta->meta_value,
];
}
foreach ( $wp->comment as $comment ) {
$meta = [];
if ( isset( $comment->commentmeta ) ) {
foreach ( $comment->commentmeta as $m ) {
$meta[] = [
'key' => (string) $m->meta_key,
'value' => (string) $m->meta_value,
];
}
}
$post['comments'][] = [
'comment_id' => (int) $comment->comment_id,
'comment_author' => (string) $comment->comment_author,
'comment_author_email' => (string) $comment->comment_author_email,
'comment_author_IP' => (string) $comment->comment_author_IP,
'comment_author_url' => (string) $comment->comment_author_url,
'comment_date' => (string) $comment->comment_date,
'comment_date_gmt' => (string) $comment->comment_date_gmt,
'comment_content' => (string) $comment->comment_content,
'comment_approved' => (string) $comment->comment_approved,
'comment_type' => (string) $comment->comment_type,
'comment_parent' => (string) $comment->comment_parent,
'comment_user_id' => (int) $comment->comment_user_id,
'commentmeta' => $meta,
];
}
$posts[] = $post;
}
return [
'authors' => $authors,
'posts' => $posts,
'categories' => $categories,
'tags' => $tags,
'terms' => $terms,
'base_url' => $base_url,
'base_blog_url' => $base_blog_url,
'page_on_front' => $page_on_front,
'version' => $wxr_version,
];
}
}