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<?php |
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/** |
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* Minify module. |
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* |
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* Owns the minify_html / minify_css / minify_js settings. Engine work |
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* still happens in XSpeed\Minifier (filters style_loader_src and |
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* script_loader_src), but the Module is now the storage and editing |
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* authority. Settings live in xspeed_module_minify; the legacy |
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* xspeed_options blob is drained on first boot and on POST. |
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* |
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* Tier: Free. See SETTINGS.md for the contract this module satisfies. |
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* |
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* @package XSpeed |
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*/ |
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|
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declare(strict_types=1); |
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|
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namespace XSpeed\Modules\Minify; |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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use XSpeed\Minifier as LegacyMinifier; |
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use XSpeed\Module; |
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use XSpeed\Settings_Manager; |
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|
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final class MinifyModule extends Module { |
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|
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public const SLUG = 'minify'; |
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public const TIER = self::TIER_FREE; |
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public const VERSION = '1.2.0'; |
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|
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public function ui_metadata(): array { |
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return array( |
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'label' => 'CSS & JavaScript', |
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'tab_label' => 'Minify', // its own tab on the CSS & JavaScript page |
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'icon' => 'Wand2', |
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'description' => 'Strip whitespace and rewrite enqueued CSS / JS.', |
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// Host page: Minify (this module) / Critical CSS (Pro) / Unused |
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// CSS (Pro) as tabs — the three CSS/JS optimizations live on one |
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// page instead of three sidebar rows (FBS-83633). |
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'custom_panel' => 'CssJsPanel', |
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); |
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} |
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|
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public function settings_schema(): array { |
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return array( |
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'minify_html' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Minify HTML', |
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'description' => 'Strip whitespace and comments from HTML output. Safe on most themes.', |
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), |
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'minify_css' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Minify CSS', |
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'description' => 'Compress and rewrite enqueued local stylesheets. External CSS is left untouched.', |
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), |
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'minify_js' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Minify JavaScript', |
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'description' => 'Compress enqueued local scripts. Disable if you hit script-loading conflicts on the frontend.', |
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), |
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'defer_js' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Defer JavaScript', |
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'description' => 'Add defer="defer" to enqueued script tags so they execute after HTML parsing. jQuery + its hard dependencies are skipped automatically.', |
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), |
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'delay_js' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Delay JavaScript Until Interaction', |
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'description' => 'Postpone script loading until the visitor scrolls, moves the mouse, taps, or presses a key. Drastically improves first paint on script-heavy pages; can break above-the-fold scripted UI — test before leaving on.', |
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), |
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'async_css' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Load CSS Asynchronously', |
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'description' => 'Rewrite stylesheet link tags to load non-blocking via the print-then-all pattern. Pairs well with critical-CSS workflows; can cause a flash of unstyled content if the theme has no critical CSS.', |
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), |
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'remove_query_strings' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Remove Asset Query Strings', |
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'description' => 'Strip ?ver=X.Y from enqueued CSS / JS URLs. Some CDN caches and proxies cache better when query strings are absent.', |
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), |
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'defer_js_excluded' => array( |
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'type' => 'list', |
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'default' => array( 'jquery-core', 'jquery-migrate' ), |
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'item_type' => 'string', |
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'label' => 'Defer / Delay Exclusions', |
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'description' => 'Script handles OR URL substrings that skip defer + delay. Defaults exclude jQuery (most themes depend on it being available synchronously). One per line.', |
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// Only relevant once defer OR delay is on — the exclusion list |
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// governs both. Uses the `any` (OR) dependency form. (FBS-82227) |
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'dependsOn' => array( |
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'any' => array( |
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array( 'field' => 'defer_js' ), |
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array( 'field' => 'delay_js' ), |
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), |
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), |
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), |
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'delay_js_targets' => array( |
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'type' => 'list', |
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'default' => array(), |
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'item_type' => 'string', |
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'label' => 'Delay Only These Scripts', |
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'description' => 'Script handles OR URL substrings. When non-empty, ONLY matching scripts are delayed — everything else loads normally. Leave empty to delay all scripts (minus the exclusions above). Ideal for postponing one heavy third-party embed without touching the rest of the page. Handles are the more reliable selector — a URL substring has to match the script\'s original URL, and minification rewrites that to a hashed cache path. One per line.', |
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'dependsOn' => array( 'field' => 'delay_js' ), |
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), |
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'delay_js_timeout' => array( |
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'type' => 'int', |
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'default' => 8000, |
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'min' => 0, |
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'max' => 60000, |
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'label' => 'Delay Failsafe Timeout (ms)', |
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'unit' => 'ms', |
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'description' => 'Load delayed scripts automatically after this many milliseconds when the visitor never interacts. Set to 0 for interaction-only, with no timer: a timer that fires inside a lab tool\'s measurement window loads the "delayed" scripts anyway and inflates the reported TTI. Keep a non-zero value if a delayed script must eventually run for visitors who never scroll, tap, or type.', |
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'dependsOn' => array( 'field' => 'delay_js' ), |
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), |
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'combine_css' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Combine CSS Files', |
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'description' => 'Concatenate enqueued local stylesheets into a single file (with @import and url(…) paths resolved). External CSS is left alone. Pairs poorly with HTTP/2 push — only enable on HTTP/1.1 hosts.', |
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), |
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'combine_js' => array( |
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'type' => 'bool', |
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'default' => false, |
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'label' => 'Combine JavaScript Files', |
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'description' => 'Concatenate enqueued local scripts into a single file. External scripts + scripts marked async / deferred are left alone. Disable if you hit dependency-order issues; the combiner respects WordPress enqueue order but inline scripts attached via wp_add_inline_script can shift behavior.', |
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), |
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); |
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} |
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|
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/** |
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* 1.1.0: drain minify_html / minify_css / minify_js from the legacy |
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* `xspeed_options` blob into this module's per-module option, then |
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* delete the keys from the legacy blob so duplicate sources can't |
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* re-appear. Idempotent — re-running is a no-op once the keys are |
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* gone from xspeed_options. |
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*/ |
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public function migrations(): array { |
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return array( |
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'1.1.0' => static function ( array $opts ): array { |
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$legacy = get_option( 'xspeed_options', array() ); |
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if ( ! is_array( $legacy ) ) { |
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return $opts; |
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} |
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$dirty = false; |
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foreach ( array( 'minify_html', 'minify_css', 'minify_js' ) as $key ) { |
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if ( array_key_exists( $key, $legacy ) ) { |
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$opts[ $key ] = (bool) $legacy[ $key ]; |
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unset( $legacy[ $key ] ); |
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$dirty = true; |
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} |
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} |
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if ( $dirty ) { |
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update_option( 'xspeed_options', $legacy ); |
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} |
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return $opts; |
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}, |
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); |
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} |
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|
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/** |
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* Conflict declarations. Detected automatically by Conflict_Registry, |
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* but listing them here keeps the module self-documenting. |
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*/ |
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public function conflicts(): array { |
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return array( |
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array( |
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'plugin' => 'autoptimize/autoptimize.php', |
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'feature' => 'minify.html', |
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'strategy' => \XSpeed\Conflict_Registry::STRATEGY_REFUSE, |
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'reason' => 'Autoptimize is active and handles minification.', |
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), |
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array( |
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'plugin' => 'wp-rocket/wp-rocket.php', |
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'feature' => 'minify.html', |
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'strategy' => \XSpeed\Conflict_Registry::STRATEGY_REFUSE, |
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'reason' => 'WP Rocket already handles minification.', |
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), |
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); |
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} |
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|
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public function cli_commands(): array { |
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return array( |
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array( |
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'name' => 'xspeed minify', |
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'callback' => array( $this, 'cli_handler' ), |
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'shortdesc' => 'Inspect or purge xSpeed minify cache.', |
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'synopsis' => array( |
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array( |
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'type' => 'positional', |
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'name' => 'action', |
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'options' => array( 'status', 'purge' ), |
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'optional' => false, |
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), |
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), |
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), |
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); |
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} |
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|
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/** |
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* On boot: |
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* 1. Seed our per-module option from the legacy blob if neither |
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* our option nor the migration has run yet (covers the |
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* already-installed-before-this-module-shipped path). |
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* 2. Instantiate the v1 Minifier engine; it now reads from |
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* Settings_Manager::get('minify') via its updated read path. |
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*/ |
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public function boot(): void { |
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$this->seed_from_legacy_if_needed(); |
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new LegacyMinifier(); |
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} |
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|
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public function activate(): void { |
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// Plugin activation hits all modules. Same seed logic — safe to |
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// run more than once. |
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$this->seed_from_legacy_if_needed(); |
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} |
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|
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private function seed_from_legacy_if_needed(): void { |
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$existing = get_option( 'xspeed_module_minify', null ); |
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if ( null !== $existing ) { |
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return; |
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} |
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$legacy = get_option( 'xspeed_options', array() ); |
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if ( ! is_array( $legacy ) ) { |
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return; |
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} |
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$seed = array( '_version' => self::VERSION ); |
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$dirty = false; |
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foreach ( array( 'minify_html', 'minify_css', 'minify_js' ) as $key ) { |
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if ( array_key_exists( $key, $legacy ) ) { |
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$seed[ $key ] = (bool) $legacy[ $key ]; |
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unset( $legacy[ $key ] ); |
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$dirty = true; |
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} |
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} |
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if ( $dirty ) { |
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update_option( 'xspeed_module_minify', $seed ); |
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update_option( 'xspeed_options', $legacy ); |
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} |
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} |
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|
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public function cli_handler( array $args, array $assoc ): void { |
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$action = $args[0] ?? 'status'; |
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|
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if ( 'status' === $action ) { |
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$opts = Settings_Manager::get( self::SLUG ); |
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// A bare "on" is a lie when the skip guard is active: the |
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// setting is stored, but Minifier::minify_html() returns its |
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// input untouched and the delivered HTML is unchanged. Say so |
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// on the same line, so the contradiction can never be read as |
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// "minify is broken". |
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$skip = \XSpeed\Minifier::skip_reason(); |
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$html_state = $opts['minify_html'] ? 'on' : 'off'; |
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if ( $opts['minify_html'] && '' !== $skip ) { |
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$html_state .= ( 'wp_debug' === $skip ) |
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? ' (NOT APPLIED — WP_DEBUG is enabled; set WP_DEBUG to false to minify HTML)' |
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: ' (NOT APPLIED — suppressed by the xspeed_skip_minify filter)'; |
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} |
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\WP_CLI::log( sprintf( 'minify_html: %s', $html_state ) ); |
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\WP_CLI::log( sprintf( 'minify_css : %s', $opts['minify_css'] ? 'on' : 'off' ) ); |
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\WP_CLI::log( sprintf( 'minify_js : %s', $opts['minify_js'] ? 'on' : 'off' ) ); |
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return; |
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} |
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|
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if ( 'purge' === $action ) { |
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LegacyMinifier::purge_minified(); |
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\WP_CLI::success( 'Minify cache purged.' ); |
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return; |
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} |
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|
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\WP_CLI::error( "Unknown action: $action" ); |
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} |
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} |
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|
