114 lines
3.5 KiB
PHP
114 lines
3.5 KiB
PHP
<?php
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/**
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* Utilities used to fetch and create templates and template parts.
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*
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* @package gutenberg
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*/
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/**
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* Creates an export of the current templates and
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* template parts from the site editor at the
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* specified path in a ZIP file.
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*
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* @since 5.9.0
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* @since 6.0.0 Adds the whole theme to the export archive.
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*
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* @global string $wp_version The WordPress version string.
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*
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* @return WP_Error|string Path of the ZIP file or error on failure.
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*/
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function gutenberg_generate_block_templates_export_file() {
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global $wp_version;
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if ( ! class_exists( 'ZipArchive' ) ) {
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return new WP_Error( 'missing_zip_package', __( 'Zip Export not supported.', 'gutenberg' ) );
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}
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$obscura = wp_generate_password( 12, false, false );
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$theme_name = basename( get_stylesheet() );
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$filename = get_temp_dir() . $theme_name . $obscura . '.zip';
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$zip = new ZipArchive();
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if ( true !== $zip->open( $filename, ZipArchive::CREATE | ZipArchive::OVERWRITE ) ) {
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return new WP_Error( 'unable_to_create_zip', __( 'Unable to open export file (archive) for writing.', 'gutenberg' ) );
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}
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$zip->addEmptyDir( 'templates' );
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$zip->addEmptyDir( 'parts' );
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// Get path of the theme.
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$theme_path = wp_normalize_path( get_stylesheet_directory() );
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// Create recursive directory iterator.
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$theme_files = new RecursiveIteratorIterator(
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new RecursiveDirectoryIterator( $theme_path ),
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RecursiveIteratorIterator::LEAVES_ONLY
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);
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// Make a copy of the current theme.
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foreach ( $theme_files as $file ) {
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// Skip directories as they are added automatically.
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if ( ! $file->isDir() ) {
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// Get real and relative path for current file.
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$file_path = wp_normalize_path( $file );
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$relative_path = substr( $file_path, strlen( $theme_path ) + 1 );
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if ( ! wp_is_theme_directory_ignored( $relative_path ) ) {
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$zip->addFile( $file_path, $relative_path );
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}
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}
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}
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// Load templates into the zip file.
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$templates = get_block_templates();
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foreach ( $templates as $template ) {
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$template->content = traverse_and_serialize_blocks(
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parse_blocks( $template->content ),
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'_remove_theme_attribute_from_template_part_block'
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);
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$zip->addFromString(
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'templates/' . $template->slug . '.html',
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$template->content
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);
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}
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// Load template parts into the zip file.
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$template_parts = get_block_templates( array(), 'wp_template_part' );
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foreach ( $template_parts as $template_part ) {
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$zip->addFromString(
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'parts/' . $template_part->slug . '.html',
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$template_part->content
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);
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}
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// Load theme.json into the zip file.
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$tree = WP_Theme_JSON_Resolver_Gutenberg::get_theme_data( array(), array( 'with_supports' => false ) );
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// Merge with user data.
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$tree->merge( WP_Theme_JSON_Resolver_Gutenberg::get_user_data() );
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$theme_json_raw = $tree->get_data();
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// If a version is defined, add a schema.
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if ( $theme_json_raw['version'] ) {
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$theme_json_version = 'wp/' . substr( $wp_version, 0, 3 );
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$schema = array( '$schema' => 'https://schemas.wp.org/' . $theme_json_version . '/theme.json' );
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$theme_json_raw = array_merge( $schema, $theme_json_raw );
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}
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// Convert to a string.
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$theme_json_encoded = wp_json_encode( $theme_json_raw, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE );
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// Replace 4 spaces with a tab.
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$theme_json_tabbed = preg_replace( '~(?:^|\G)\h{4}~m', "\t", $theme_json_encoded );
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// Add the theme.json file to the zip.
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$zip->addFromString(
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'theme.json',
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$theme_json_tabbed
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);
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// Save changes to the zip file.
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$zip->close();
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return $filename;
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}
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