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| 1 | <?php |
| 2 | /** |
| 3 | * Once-per-user editor welcome guides: merges the guides WordPress.com records as dismissed |
| 4 | * for the user into each site's editor preferences, and reports newly dismissed ones back. |
| 5 | * |
| 6 | * @package automattic/jetpack-mu-wpcom |
| 7 | */ |
| 8 | |
| 9 | declare( strict_types = 1 ); |
| 10 | |
| 11 | /** |
| 12 | * Whether the feature is enabled for the current site. |
| 13 | * |
| 14 | * @return bool |
| 15 | */ |
| 16 | function wpcom_editor_welcome_guides_is_enabled(): bool { |
| 17 | return wpcom_has_blog_sticker( 'editor-welcome-guides-per-user', get_wpcom_blog_id() ); |
| 18 | } |
| 19 | |
| 20 | /** |
| 21 | * The current site's editor preferences meta key. |
| 22 | * |
| 23 | * @return string |
| 24 | */ |
| 25 | function wpcom_editor_welcome_guides_meta_key(): string { |
| 26 | global $wpdb; |
| 27 | |
| 28 | return $wpdb->get_blog_prefix() . 'persisted_preferences'; |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * When the editor preferences are read, marks the guides the user already dismissed |
| 33 | * on another site as dismissed on this one too. |
| 34 | * |
| 35 | * @param mixed $value Value another filter already supplied, or null. |
| 36 | * @param int $user_id User ID. |
| 37 | * @param string $meta_key Meta key being read. |
| 38 | * @return mixed The adjusted preferences wrapped in an array, or `$value` unchanged. |
| 39 | */ |
| 40 | function wpcom_editor_welcome_guides_filter_preferences( $value, $user_id, $meta_key ) { |
| 41 | static $is_reading = false; |
| 42 | |
| 43 | if ( null !== $value || $is_reading || wpcom_editor_welcome_guides_meta_key() !== $meta_key || ! wpcom_editor_welcome_guides_is_enabled() ) { |
| 44 | return $value; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Filters the guides the user has dismissed on any site. |
| 49 | * |
| 50 | * @param array $dismissed Map of preferences scope to guide keys. |
| 51 | * @param int $user_id User ID. |
| 52 | */ |
| 53 | $dismissed = apply_filters( 'wpcom_editor_welcome_guides_dismissed', array(), $user_id ); |
| 54 | if ( empty( $dismissed ) || ! is_array( $dismissed ) ) { |
| 55 | return $value; |
| 56 | } |
| 57 | |
| 58 | $is_reading = true; |
| 59 | $preferences = get_user_meta( $user_id, $meta_key, true ); |
| 60 | $is_reading = false; |
| 61 | |
| 62 | if ( ! is_array( $preferences ) ) { |
| 63 | $preferences = array(); |
| 64 | } |
| 65 | |
| 66 | $changed = false; |
| 67 | foreach ( $dismissed as $scope => $guides ) { |
| 68 | foreach ( (array) $guides as $guide ) { |
| 69 | if ( false !== ( $preferences[ $scope ][ $guide ] ?? null ) ) { |
| 70 | $preferences[ $scope ][ $guide ] = false; |
| 71 | $changed = true; |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | if ( $changed ) { |
| 77 | // Newer than the browser's localStorage copy, so the editor uses this one. |
| 78 | $preferences['_modified'] = gmdate( 'Y-m-d\TH:i:s.v\Z' ); |
| 79 | } |
| 80 | |
| 81 | // get_user_meta( $user_id, $meta_key, true ) returns the first element of a filtered array, |
| 82 | // so without this wrap the editor would get $preferences[0], which does not exist. |
| 83 | return array( $preferences ); |
| 84 | } |
| 85 | add_filter( 'get_user_metadata', 'wpcom_editor_welcome_guides_filter_preferences', 1, 3 ); |
| 86 | |
| 87 | /** |
| 88 | * Reports the guides turned off in the editor preferences just saved. |
| 89 | * |
| 90 | * @param int $meta_id Meta ID. |
| 91 | * @param int $user_id User ID. |
| 92 | * @param string $meta_key Meta key. |
| 93 | * @param mixed $value Meta value. |
| 94 | * @return void |
| 95 | */ |
| 96 | function wpcom_editor_welcome_guides_record_preferences( $meta_id, $user_id, $meta_key, $value ) { |
| 97 | if ( wpcom_editor_welcome_guides_meta_key() !== $meta_key || ! is_array( $value ) || ! wpcom_editor_welcome_guides_is_enabled() ) { |
| 98 | return; |
| 99 | } |
| 100 | |
| 101 | $dismissed = array(); |
| 102 | foreach ( $value as $scope => $preferences ) { |
| 103 | if ( ! is_string( $scope ) || ! str_starts_with( $scope, 'core/' ) || ! is_array( $preferences ) ) { |
| 104 | continue; |
| 105 | } |
| 106 | |
| 107 | foreach ( $preferences as $key => $preference ) { |
| 108 | if ( is_string( $key ) && str_starts_with( $key, 'welcomeGuide' ) && false === $preference ) { |
| 109 | $dismissed[ $scope ][] = $key; |
| 110 | } |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | if ( empty( $dismissed ) ) { |
| 115 | return; |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * Fires when the user has turned welcome guides off. |
| 120 | * |
| 121 | * @param int $user_id User ID. |
| 122 | * @param array $dismissed Map of preferences scope to guide keys. |
| 123 | */ |
| 124 | do_action( 'wpcom_editor_welcome_guides_dismiss', $user_id, $dismissed ); |
| 125 | } |
| 126 | add_action( 'added_user_meta', 'wpcom_editor_welcome_guides_record_preferences', 10, 4 ); |
| 127 | add_action( 'updated_user_meta', 'wpcom_editor_welcome_guides_record_preferences', 10, 4 ); |