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<?php |
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namespace ABlocks\Classes; |
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|
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use ABlocks\Classes\FileUpload; |
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use ABlocks\Classes\RegisterScripts; |
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|
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class AssetsGenerator { |
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public static function write_frontend_css_in_uploads_folder( $file_name, $parse_blocks_content ) { |
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if ( empty( $file_name ) ) { |
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return; |
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} |
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|
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$style_depends = []; |
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$scripts_depends = []; |
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$aBlocks = []; |
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$seen_refs = []; |
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$global_classes = []; |
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|
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self::recursive_block_parser( $parse_blocks_content, $aBlocks, $style_depends, $scripts_depends, $seen_refs, $global_classes ); |
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|
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// Dedupe once, after the whole block tree has been walked. |
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$style_depends = array_unique( $style_depends ); |
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$scripts_depends = array_unique( $scripts_depends ); |
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|
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$register_styles = RegisterScripts::get_register_styles(); |
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$register_scripts = RegisterScripts::get_register_scripts(); |
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$library_css = ''; |
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$static_css = ''; |
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$dynamic_css = ''; |
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$static_js = ''; |
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$library_js = ''; |
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|
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foreach ( $aBlocks as $aBlock ) { |
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if ( isset( $aBlock['static_js'] ) ) { |
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$static_js .= $aBlock['static_js'] . "\n"; |
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} |
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if ( isset( $aBlock['dynamic_style'] ) ) { |
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$dynamic_css .= $aBlock['dynamic_style'] . "\n"; |
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} |
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|
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if ( isset( $aBlock['static_style'] ) ) { |
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$static_css .= self::minify_css( $aBlock['static_style'] ) . "\n"; |
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} |
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} |
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|
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// css |
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foreach ( $style_depends as $style_depend ) { |
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if ( isset( $register_styles[ $style_depend ]['path'] ) ) { |
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$library_css .= self::read_library_file( $register_styles[ $style_depend ]['path'] ) . "\n"; |
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} |
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} |
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|
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// js |
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foreach ( $scripts_depends as $script_depend ) { |
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if ( isset( $register_scripts[ $script_depend ]['path'] ) ) { |
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$library_js .= self::read_library_file( $register_scripts[ $script_depend ]['path'] ) . "\n"; |
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} |
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} |
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|
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// Merge per-instance rules that share an identical body into a single |
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// grouped selector (see CssDedupe). Always applied during generation — |
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// it produces byte-for-byte equivalent styling, just smaller. Filterable |
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// as a code-level escape hatch (no UI setting). |
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if ( (bool) apply_filters( 'ablocks/perf/dedupe_css', true ) ) { |
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$dynamic_css = CssDedupe::process( $dynamic_css ); |
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} |
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|
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// Global classes, narrowed to the ones this page uses. They sit between |
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// the blocks' static CSS and their per-instance rules so a block's own |
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// styles still win over a class it carries. |
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$global_css = GlobalClasses::compiled_css_for( |
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array_values( array_unique( $global_classes ) ) |
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); |
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|
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$FileUpload = new FileUpload(); |
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$destination_folder = $FileUpload->get_upload_dir(); |
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self::copy_build_image_folder_to_uploads( $destination_folder ); |
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$FileUpload->create_file( $file_name . '.min.css', $library_css . $static_css . $global_css . $dynamic_css ); |
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$FileUpload->create_file( $file_name . '.min.js', $library_js . $static_js ); |
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|
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return $aBlocks; |
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} |
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|
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public static function recursive_block_parser( $parse_content, &$aBlocks, &$style_depends, &$scripts_depends, &$seen_refs = [], &$global_classes = [] ) { |
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if ( count( $parse_content ) > 0 ) { |
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foreach ( $parse_content as $item ) { |
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if ( ! empty( $item['blockName'] ) ) { |
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// Handle reusable blocks or patterns using "ref" |
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if ( $item['blockName'] === 'core/block' && ! empty( $item['attrs']['ref'] ) ) { |
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$ref_post_id = (int) $item['attrs']['ref']; |
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// Guard against circular / repeated reusable-block references. |
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if ( in_array( $ref_post_id, $seen_refs, true ) ) { |
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continue; |
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} |
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$seen_refs[] = $ref_post_id; |
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$ref_post = get_post( $ref_post_id ); // Get the reusable block or pattern |
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if ( $ref_post ) { |
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$ref_content = parse_blocks( $ref_post->post_content ); // Parse the reusable block's content |
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self::recursive_block_parser( $ref_content, $aBlocks, $style_depends, $scripts_depends, $seen_refs, $global_classes ); // Recursively parse the referenced block/pattern |
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} |
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} elseif ( strpos( $item['blockName'], 'ablocks' ) !== false ) { |
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// Which global classes this page actually needs. Collected |
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// from the walk rather than from a stored per-post index: |
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// the walk is happening anyway, and an index would be one |
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// more thing to keep in sync with the content. |
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if ( ! empty( $item['attrs']['globalClasses'] ) && is_array( $item['attrs']['globalClasses'] ) ) { |
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foreach ( $item['attrs']['globalClasses'] as $global_class_id ) { |
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$global_classes[] = (string) $global_class_id; |
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} |
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} |
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|
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$block_name_class = str_replace( ' ', '', ucwords( str_replace( '-', ' ', explode( '/', $item['blockName'] )[1] ) ) ); |
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|
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$dynamic_class = '\\ABlocks\\Blocks\\' . $block_name_class . '\\Block'; |
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if ( ! class_exists( $dynamic_class ) ) { |
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$dynamic_class = '\\ABlocksPro\\Blocks\\' . $block_name_class . '\\Block'; |
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} |
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|
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if ( class_exists( $dynamic_class ) ) { |
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$instance = new $dynamic_class( true ); |
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$attributes = wp_parse_args( $item['attrs'], array_map( function( $attr ) { |
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return isset( $attr['default'] ) ? $attr['default'] : ''; |
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}, $instance->get_attributes() )); |
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|
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// Capture static CSS/JS |
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if ( ! isset( $aBlocks[ $item['blockName'] ] ) ) { |
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$aBlocks[ $item['blockName'] ] = [ |
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'static_style' => $instance->get_static_css(), |
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'static_js' => $instance->get_static_js(), |
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]; |
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} |
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// 'ablocks-animate-style', |
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// if animation is used then added ablocks-animate-style dependency |
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if ( isset( $attributes['_animation']['animationType'] ) && ! empty( $attributes['_animation']['animationType'] ) && $attributes['_animation']['animationType'] !== 'none' ) { |
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$style_depends[] = 'ablocks-animate-style'; |
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} |
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// Capture library scripts. Just accumulate here; the caller |
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// dedups once after the full tree is walked (avoids O(n^2) |
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// array_unique on every block). |
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$style_depends = array_merge( $style_depends, $instance->get_style_depends() ); |
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$scripts_depends = array_merge( $scripts_depends, $instance->get_script_depends() ); |
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|
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// Capture dynamic CSS. |
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// |
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// A block can be reached twice in one walk: on an FSE theme |
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// `pre_render_block` collects EVERY block — parents and their |
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// children alike — and this parser also recurses into |
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// `innerBlocks`, so a nested block is seen once as a child and |
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// once as a collected top-level entry. Compiling it a second |
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// time is not idempotent for blocks whose CSS is emitted |
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// through a per-request dedupe (the atomic blocks' hashed |
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// `ablocks-s-*` rules): the repeat build returns an empty |
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// string because the rule was already emitted, and writing |
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// that over the first result stripped every nested atomic |
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// block's styles from the page. Keep the first result. |
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if ( isset( $item['attrs']['ref'] ) || isset( $item['attrs']['block_id'] ) ) { |
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$block_id_or_ref = ! empty( $item['attrs']['block_id'] ) ? $item['attrs']['block_id'] : 'core_pattern_ref_' . $item['attrs']['ref']; |
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if ( ! isset( $aBlocks[ $block_id_or_ref ]['dynamic_style'] ) ) { |
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$aBlocks[ $block_id_or_ref ] = [ |
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'block_name' => $item['blockName'], |
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'dynamic_style' => $instance->build_css( $attributes ), |
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]; |
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} |
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} |
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}//end if |
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}//end if |
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|
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// Check for inner blocks and recursively process them |
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if ( is_array( $item['innerBlocks'] ) && count( $item['innerBlocks'] ) ) { |
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self::recursive_block_parser( $item['innerBlocks'], $aBlocks, $style_depends, $scripts_depends, $seen_refs, $global_classes ); |
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} |
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}//end if |
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}//end foreach |
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}//end if |
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} |
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|
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/** |
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* Read a static library asset file, cached per request so the same library |
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* file isn't re-read from disk when multiple pages are generated in one |
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* request (e.g. regenerate-all). |
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*/ |
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private static $library_file_cache = []; |
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private static function read_library_file( $path ) { |
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if ( ! isset( self::$library_file_cache[ $path ] ) ) { |
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// phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents |
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self::$library_file_cache[ $path ] = (string) file_get_contents( $path ); |
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} |
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return self::$library_file_cache[ $path ]; |
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} |
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|
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public static function minify_css( $css_string ) { |
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// Remove comments (/* ... */) using regex |
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$css_string = preg_replace( '/\/\*[\s\S]*?\*\//', '', $css_string ); |
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|
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// Remove double spaces, tabs, and newlines |
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$css_string = preg_replace( '/\s+/', ' ', $css_string ); |
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|
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// Remove spaces around colons, semicolons, curly braces, and commas |
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$css_string = preg_replace( '/\s?([:,;{}])\s?/', '$1', $css_string ); |
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|
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return $css_string; |
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} |
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|
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public static function copy_build_image_folder_to_uploads( $destination_folder ) { |
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global $wp_filesystem; |
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if ( empty( $wp_filesystem ) ) { |
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require_once ABSPATH . '/wp-admin/includes/file.php'; |
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WP_Filesystem(); |
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} |
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|
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$source_folders = [ |
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ABLOCKS_ASSETS_PATH . 'build/images/', // First folder |
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ABLOCKS_ASSETS_PATH . 'library/leaflet/', // Add more folders as needed |
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// Add more source folders here |
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]; |
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|
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if ( ! file_exists( $destination_folder ) ) { |
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wp_mkdir_p( $destination_folder ); |
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} |
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|
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// Loop through each source folder and copy its contents |
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foreach ( $source_folders as $source_folder ) { |
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if ( file_exists( $source_folder ) ) { |
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self::recursive_copy( $source_folder, $destination_folder ); |
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} |
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} |
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} |
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|
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public static function recursive_copy( $source, $destination ) { |
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global $wp_filesystem; |
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if ( empty( $wp_filesystem ) ) { |
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require_once ABSPATH . '/wp-admin/includes/file.php'; |
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WP_Filesystem(); |
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} |
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|
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$valid_extensions = [ 'jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp' ]; |
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|
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// Ensure WP_Filesystem is initialized |
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if ( ! is_object( $GLOBALS['wp_filesystem'] ) ) { |
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request_filesystem_credentials( '', '', true ); |
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} |
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|
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// Initialize the WP_Filesystem object |
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$wp_file_system = $GLOBALS['wp_filesystem']; |
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|
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// Open the source directory |
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$dir = opendir( $source ); |
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|
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// Create the destination directory using WP_Filesystem |
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if ( ! $wp_file_system->is_dir( $destination ) ) { |
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$wp_file_system->mkdir( $destination ); |
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} |
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|
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// phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.FoundInWhileCondition |
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while ( false !== ( $file = readdir( $dir ) ) ) { |
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if ( ( $file !== '.' ) && ( $file !== '..' ) ) { |
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$source_file_path = $source . '/' . $file; |
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$destination_file_path = $destination . '/' . $file; |
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|
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// If it's a directory, recursively copy its contents |
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if ( is_dir( $source_file_path ) ) { |
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self::recursive_copy( $source_file_path, $destination_file_path ); |
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} else { |
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// Get file extension |
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$file_extension = pathinfo( $file, PATHINFO_EXTENSION ); |
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|
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// Check if the file has a valid image extension |
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if ( in_array( strtolower( $file_extension ), $valid_extensions, true ) ) { |
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// Copy only image files |
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$wp_file_system->copy( $source_file_path, $destination_file_path ); |
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} |
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} |
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} |
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} |
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|
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// Close the directory handle |
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closedir( $dir ); |
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} |
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} |
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|
