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| 1 | <?php |
| 2 | |
| 3 | namespace Automattic\Jetpack_Boost\Lib; |
| 4 | |
| 5 | use Automattic\Jetpack_Boost\Lib\Critical_CSS\Critical_CSS_State; |
| 6 | use Automattic\Jetpack_Boost\Modules\Optimizations\Cloud_CSS\Cloud_CSS; |
| 7 | use Automattic\Jetpack_Boost\Modules\Optimizations\Critical_CSS\Critical_CSS; |
| 8 | use Automattic\Jetpack_Boost\Modules\Optimizations\Page_Cache\Page_Cache; |
| 9 | use Automattic\Jetpack_Boost\Modules\Optimizations\Page_Cache\Pre_WordPress\Boost_Cache; |
| 10 | |
| 11 | /** |
| 12 | * Class Boost_Health |
| 13 | * |
| 14 | * Represents the health of the Jetpack Boost plugin. |
| 15 | */ |
| 16 | class Boost_Health { |
| 17 | |
| 18 | /** |
| 19 | * @var array List of issues affecting the health of the plugin. |
| 20 | */ |
| 21 | private $issues = array(); |
| 22 | |
| 23 | /** |
| 24 | * Boost_Health constructor. |
| 25 | * |
| 26 | * Initializes the Boost_Health object and checks for any health issues. |
| 27 | */ |
| 28 | public function __construct() { |
| 29 | if ( self::critical_css_needs_regeneration() ) { |
| 30 | $this->issues[] = __( 'Outdated Critical CSS', 'jetpack-boost' ); |
| 31 | } |
| 32 | |
| 33 | if ( self::critical_css_has_errors() ) { |
| 34 | $this->issues[] = __( 'Failed to generate Critical CSS', 'jetpack-boost' ); |
| 35 | } |
| 36 | |
| 37 | if ( self::cache_engine_not_loading() ) { |
| 38 | $this->issues[] = __( 'Cache engine is not loading', 'jetpack-boost' ); |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Get the total number of issues affecting the health of the plugin. |
| 44 | * |
| 45 | * @return int Total number of issues. |
| 46 | */ |
| 47 | public function get_total_issues() { |
| 48 | return count( $this->issues ); |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * Get all the issues affecting the health of the plugin. |
| 53 | * |
| 54 | * @return array List of issues. |
| 55 | */ |
| 56 | public function get_all_issues() { |
| 57 | return $this->issues; |
| 58 | } |
| 59 | |
| 60 | private static function is_critical_css_enabled() { |
| 61 | return ( new Status( Critical_CSS::get_slug() ) )->get(); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Check if Critical CSS needs regeneration. |
| 66 | * |
| 67 | * @return bool True if regeneration is needed, false otherwise. |
| 68 | */ |
| 69 | public static function critical_css_needs_regeneration() { |
| 70 | if ( Cloud_CSS::is_available() || ! self::is_critical_css_enabled() ) { |
| 71 | return false; |
| 72 | } |
| 73 | |
| 74 | $suggest_regenerate = jetpack_boost_ds_get( 'critical_css_suggest_regenerate' ); |
| 75 | |
| 76 | return in_array( $suggest_regenerate, Environment_Change_Detector::get_available_env_change_statuses(), true ); |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * Check if Critical CSS generation has errors. |
| 81 | * |
| 82 | * @return bool True if errors are present, false otherwise. |
| 83 | */ |
| 84 | public static function critical_css_has_errors() { |
| 85 | if ( ! self::is_critical_css_enabled() ) { |
| 86 | return false; |
| 87 | } |
| 88 | return ( new Critical_CSS_State() )->has_errors(); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Check if the cache engine is not loading. |
| 93 | * |
| 94 | * @return bool True if the cache engine is not loading, false otherwise. |
| 95 | */ |
| 96 | public static function cache_engine_not_loading() { |
| 97 | if ( ! ( new Status( Page_Cache::get_slug() ) )->get() ) { |
| 98 | return false; |
| 99 | } |
| 100 | |
| 101 | if ( Boost_Cache::is_loaded() ) { |
| 102 | return false; |
| 103 | } |
| 104 | |
| 105 | return true; |
| 106 | } |
| 107 | } |