Complex classes like Admin_Menu often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Admin_Menu, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 17 | class Admin_Menu extends Base_Admin_Menu { |
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| 18 | |||
| 19 | /** |
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| 20 | * Create the desired menu output. |
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| 21 | */ |
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| 22 | public function reregister_menu_items() { |
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| 23 | // Constant is not defined until parse_request. |
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| 24 | if ( ! $this->is_api_request ) { |
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| 25 | $this->is_api_request = defined( 'REST_REQUEST' ) && REST_REQUEST; |
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| 26 | } |
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| 27 | |||
| 28 | /* |
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| 29 | * Whether links should point to Calypso or wp-admin. |
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| 30 | * |
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| 31 | * Options: |
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| 32 | * false - Calypso (Default). |
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| 33 | * true - wp-admin. |
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| 34 | */ |
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| 35 | $wp_admin = $this->should_link_to_wp_admin(); |
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| 36 | |||
| 37 | // Remove separators. |
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| 38 | remove_menu_page( 'separator1' ); |
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| 39 | |||
| 40 | $this->add_stats_menu(); |
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| 41 | $this->add_upgrades_menu(); |
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| 42 | $this->add_posts_menu( $wp_admin ); |
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| 43 | $this->add_media_menu( $wp_admin ); |
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| 44 | $this->add_page_menu( $wp_admin ); |
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| 45 | $this->add_testimonials_menu( $wp_admin ); |
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| 46 | $this->add_portfolio_menu( $wp_admin ); |
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| 47 | $this->add_comments_menu( $wp_admin ); |
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| 48 | |||
| 49 | // Whether Themes/Customize links should point to Calypso (false) or wp-admin (true). |
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| 50 | $wp_admin_themes = $wp_admin; |
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| 51 | $wp_admin_customize = $wp_admin; |
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| 52 | $this->add_appearance_menu( $wp_admin_themes, $wp_admin_customize ); |
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| 53 | $this->add_plugins_menu( $wp_admin ); |
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| 54 | $this->add_users_menu( $wp_admin ); |
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| 55 | |||
| 56 | // Whether Import/Export links should point to Calypso (false) or wp-admin (true). |
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| 57 | $wp_admin_import = $wp_admin; |
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| 58 | $wp_admin_export = $wp_admin; |
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| 59 | $this->add_tools_menu( $wp_admin_import, $wp_admin_export ); |
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| 60 | |||
| 61 | $this->add_options_menu( $wp_admin ); |
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| 62 | $this->add_jetpack_menu(); |
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| 63 | $this->add_gutenberg_menus( $wp_admin ); |
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| 64 | |||
| 65 | // Remove Links Manager menu since its usage is discouraged. https://github.com/Automattic/wp-calypso/issues/51188. |
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| 66 | // @see https://core.trac.wordpress.org/ticket/21307#comment:73. |
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| 67 | if ( $this->should_disable_links_manager() ) { |
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| 68 | remove_menu_page( 'link-manager.php' ); |
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| 69 | } |
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| 70 | |||
| 71 | ksort( $GLOBALS['menu'] ); |
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| 72 | } |
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| 73 | |||
| 74 | /** |
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| 75 | * Check if Links Manager is being used. |
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| 76 | */ |
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| 77 | public function should_disable_links_manager() { |
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| 78 | // The max ID number of the auto-generated links. |
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| 79 | // See /wp-content/mu-plugins/wpcom-wp-install-defaults.php in WP.com. |
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| 80 | $max_default_id = 10; |
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| 81 | |||
| 82 | // We are only checking the latest entry link_id so are limiting the query to 1. |
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| 83 | $link_manager_links = get_bookmarks( |
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| 84 | array( |
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| 85 | 'orderby' => 'link_id', |
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| 86 | 'order' => 'DESC', |
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| 87 | 'limit' => 1, |
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| 88 | 'hide_invisible' => 0, |
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| 89 | ) |
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| 90 | ); |
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| 91 | |||
| 92 | // Ordered links by ID descending, check if the first ID is more than $max_default_id. |
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| 93 | if ( count( $link_manager_links ) > 0 && $link_manager_links[0]->link_id > $max_default_id ) { |
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| 94 | return false; |
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| 95 | } |
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| 96 | |||
| 97 | return true; |
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| 98 | } |
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| 99 | |||
| 100 | /** |
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| 101 | * Adds My Home menu. |
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| 102 | */ |
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| 103 | public function add_my_home_menu() { |
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| 104 | $this->update_menu( 'index.php', 'https://wordpress.com/home/' . $this->domain, __( 'My Home', 'jetpack' ), 'manage_options', 'dashicons-admin-home' ); |
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| 105 | } |
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| 106 | |||
| 107 | /** |
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| 108 | * Adds Stats menu. |
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| 109 | */ |
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| 110 | public function add_stats_menu() { |
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| 111 | add_menu_page( __( 'Stats', 'jetpack' ), __( 'Stats', 'jetpack' ), 'view_stats', 'https://wordpress.com/stats/day/' . $this->domain, null, 'dashicons-chart-bar', 3 ); |
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| 112 | } |
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| 113 | |||
| 114 | /** |
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| 115 | * Adds Upgrades menu. |
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| 116 | * |
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| 117 | * @param string $plan The current WPCOM plan of the blog. |
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|
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| 118 | */ |
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| 119 | public function add_upgrades_menu( $plan = null ) { |
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| 120 | global $menu; |
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| 121 | |||
| 122 | $menu_exists = false; |
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| 123 | foreach ( $menu as $item ) { |
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| 124 | if ( 'paid-upgrades.php' === $item[2] ) { |
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| 125 | $menu_exists = true; |
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| 126 | break; |
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| 127 | } |
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| 128 | } |
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| 129 | |||
| 130 | if ( ! $menu_exists ) { |
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| 131 | if ( $plan ) { |
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| 132 | // Add display:none as a default for cases when CSS is not loaded. |
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| 133 | $site_upgrades = '%1$s<span class="inline-text" style="display:none">%2$s</span>'; |
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| 134 | $site_upgrades = sprintf( |
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| 135 | $site_upgrades, |
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| 136 | __( 'Upgrades', 'jetpack' ), |
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| 137 | $plan |
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| 138 | ); |
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| 139 | } else { |
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| 140 | $site_upgrades = __( 'Upgrades', 'jetpack' ); |
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| 141 | } |
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| 142 | |||
| 143 | add_menu_page( __( 'Upgrades', 'jetpack' ), $site_upgrades, 'manage_options', 'paid-upgrades.php', null, 'dashicons-cart', 4 ); |
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| 144 | } |
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| 145 | |||
| 146 | add_submenu_page( 'paid-upgrades.php', __( 'Plans', 'jetpack' ), __( 'Plans', 'jetpack' ), 'manage_options', 'https://wordpress.com/plans/my-plan/' . $this->domain, null, 1 ); |
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| 147 | add_submenu_page( 'paid-upgrades.php', __( 'Purchases', 'jetpack' ), __( 'Purchases', 'jetpack' ), 'manage_options', 'https://wordpress.com/purchases/subscriptions/' . $this->domain, null, 2 ); |
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| 148 | |||
| 149 | if ( ! $menu_exists ) { |
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| 150 | // Remove the submenu auto-created by Core. |
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| 151 | $this->hide_submenu_page( 'paid-upgrades.php', 'paid-upgrades.php' ); |
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| 152 | } |
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| 153 | } |
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| 154 | |||
| 155 | /** |
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| 156 | * Adds Posts menu. |
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| 157 | * |
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| 158 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 159 | */ |
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| 160 | public function add_posts_menu( $wp_admin = false ) { |
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| 161 | if ( $wp_admin ) { |
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| 162 | return; |
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| 163 | } |
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| 164 | |||
| 165 | $submenus_to_update = array( |
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| 166 | 'edit.php' => 'https://wordpress.com/posts/' . $this->domain, |
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| 167 | 'post-new.php' => 'https://wordpress.com/post/' . $this->domain, |
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| 168 | 'edit-tags.php?taxonomy=category' => 'https://wordpress.com/settings/taxonomies/category/' . $this->domain, |
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| 169 | 'edit-tags.php?taxonomy=post_tag' => 'https://wordpress.com/settings/taxonomies/post_tag/' . $this->domain, |
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| 170 | ); |
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| 171 | $this->update_submenus( 'edit.php', $submenus_to_update ); |
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| 172 | } |
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| 173 | |||
| 174 | /** |
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| 175 | * Adds Media menu. |
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| 176 | * |
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| 177 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 178 | */ |
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| 179 | public function add_media_menu( $wp_admin = false ) { |
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| 180 | if ( $wp_admin ) { |
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| 181 | return; |
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| 182 | } |
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| 183 | |||
| 184 | $this->hide_submenu_page( 'upload.php', 'media-new.php' ); |
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| 185 | |||
| 186 | $this->update_menu( 'upload.php', 'https://wordpress.com/media/' . $this->domain ); |
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| 187 | } |
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| 188 | |||
| 189 | /** |
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| 190 | * Adds Page menu. |
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| 191 | * |
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| 192 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 193 | */ |
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| 194 | public function add_page_menu( $wp_admin = false ) { |
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| 195 | if ( $wp_admin ) { |
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| 196 | return; |
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| 197 | } |
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| 198 | |||
| 199 | $submenus_to_update = array( |
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| 200 | 'edit.php?post_type=page' => 'https://wordpress.com/pages/' . $this->domain, |
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| 201 | 'post-new.php?post_type=page' => 'https://wordpress.com/page/' . $this->domain, |
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| 202 | ); |
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| 203 | $this->update_submenus( 'edit.php?post_type=page', $submenus_to_update ); |
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| 204 | } |
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| 205 | |||
| 206 | /** |
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| 207 | * Adds Testimonials menu. |
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| 208 | * |
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| 209 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 210 | */ |
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| 211 | public function add_testimonials_menu( $wp_admin = false ) { |
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| 212 | $this->add_custom_post_type_menu( 'jetpack-testimonial', $wp_admin ); |
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| 213 | } |
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| 214 | |||
| 215 | /** |
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| 216 | * Adds Portfolio menu. |
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| 217 | * |
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| 218 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 219 | */ |
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| 220 | public function add_portfolio_menu( $wp_admin = false ) { |
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| 221 | $this->add_custom_post_type_menu( 'jetpack-portfolio', $wp_admin ); |
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| 222 | } |
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| 223 | |||
| 224 | /** |
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| 225 | * Adds a custom post type menu. |
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| 226 | * |
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| 227 | * @param string $post_type Custom post type. |
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| 228 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 229 | */ |
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| 230 | public function add_custom_post_type_menu( $post_type, $wp_admin = false ) { |
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| 231 | if ( $wp_admin ) { |
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| 232 | return; |
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| 233 | } |
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| 234 | |||
| 235 | $submenus_to_update = array( |
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| 236 | 'edit.php?post_type=' . $post_type => 'https://wordpress.com/types/' . $post_type . '/' . $this->domain, |
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| 237 | 'post-new.php?post_type=' . $post_type => 'https://wordpress.com/edit/' . $post_type . '/' . $this->domain, |
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| 238 | ); |
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| 239 | $this->update_submenus( 'edit.php?post_type=' . $post_type, $submenus_to_update ); |
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| 240 | } |
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| 241 | |||
| 242 | /** |
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| 243 | * Adds Comments menu. |
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| 244 | * |
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| 245 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 246 | */ |
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| 247 | public function add_comments_menu( $wp_admin = false ) { |
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| 248 | if ( $wp_admin ) { |
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| 249 | return; |
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| 250 | } |
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| 251 | |||
| 252 | $this->update_menu( 'edit-comments.php', 'https://wordpress.com/comments/all/' . $this->domain ); |
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| 253 | } |
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| 254 | |||
| 255 | /** |
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| 256 | * Adds Appearance menu. |
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| 257 | * |
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| 258 | * @param bool $wp_admin_themes Optional. Whether Themes link should point to Calypso or wp-admin. Default false (Calypso). |
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| 259 | * @param bool $wp_admin_customize Optional. Whether Customize link should point to Calypso or wp-admin. Default false (Calypso). |
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| 260 | * @return string The Customizer URL. |
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| 261 | */ |
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| 262 | public function add_appearance_menu( $wp_admin_themes = false, $wp_admin_customize = false ) { |
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| 263 | $request_uri = isset( $_SERVER['REQUEST_URI'] ) ? esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : ''; |
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| 264 | $default_customize_slug = add_query_arg( 'return', rawurlencode( remove_query_arg( wp_removable_query_args(), $request_uri ) ), 'customize.php' ); |
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| 265 | $default_customize_header_slug_1 = add_query_arg( array( 'autofocus' => array( 'control' => 'header_image' ) ), $default_customize_slug ); |
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| 266 | // TODO: Remove WPCom_Theme_Customizer::modify_header_menu_links() and WPcom_Custom_Header::modify_admin_menu_links(). |
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| 267 | $default_customize_header_slug_2 = admin_url( 'themes.php?page=custom-header' ); |
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| 268 | $default_customize_background_slug_1 = add_query_arg( array( 'autofocus' => array( 'control' => 'background_image' ) ), $default_customize_slug ); |
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| 269 | // TODO: Remove Colors_Manager::modify_header_menu_links() and Colors_Manager_Common::modify_header_menu_links(). |
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| 270 | $default_customize_background_slug_2 = add_query_arg( array( 'autofocus' => array( 'section' => 'colors_manager_tool' ) ), admin_url( 'customize.php' ) ); |
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| 271 | |||
| 272 | if ( ! $wp_admin_customize ) { |
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| 273 | $customize_url = 'https://wordpress.com/customize/' . $this->domain; |
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| 274 | } elseif ( $this->is_api_request ) { |
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| 275 | // In case this is an api request we will have to add the 'return' querystring via JS. |
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| 276 | $customize_url = 'customize.php'; |
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| 277 | } else { |
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| 278 | $customize_url = $default_customize_slug; |
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| 279 | } |
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| 280 | |||
| 281 | $submenus_to_update = array( |
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| 282 | $default_customize_slug => $customize_url, |
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| 283 | $default_customize_header_slug_1 => add_query_arg( array( 'autofocus' => array( 'control' => 'header_image' ) ), $customize_url ), |
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| 284 | $default_customize_header_slug_2 => add_query_arg( array( 'autofocus' => array( 'control' => 'header_image' ) ), $customize_url ), |
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| 285 | $default_customize_background_slug_1 => add_query_arg( array( 'autofocus' => array( 'section' => 'colors_manager_tool' ) ), $customize_url ), |
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| 286 | $default_customize_background_slug_2 => add_query_arg( array( 'autofocus' => array( 'section' => 'colors_manager_tool' ) ), $customize_url ), |
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| 287 | ); |
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| 288 | |||
| 289 | if ( ! $wp_admin_themes ) { |
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| 290 | $submenus_to_update['themes.php'] = 'https://wordpress.com/themes/' . $this->domain; |
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| 291 | } |
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| 292 | |||
| 293 | if ( ! $wp_admin_customize ) { |
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| 294 | $submenus_to_update['widgets.php'] = add_query_arg( array( 'autofocus' => array( 'panel' => 'widgets' ) ), $customize_url ); |
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| 295 | $submenus_to_update['gutenberg-widgets'] = add_query_arg( array( 'autofocus' => array( 'panel' => 'widgets' ) ), $customize_url ); |
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| 296 | $submenus_to_update['nav-menus.php'] = add_query_arg( array( 'autofocus' => array( 'panel' => 'nav_menus' ) ), $customize_url ); |
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| 297 | } |
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| 298 | |||
| 299 | $this->update_submenus( 'themes.php', $submenus_to_update ); |
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| 300 | |||
| 301 | $this->hide_submenu_page( 'themes.php', 'custom-header' ); |
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| 302 | $this->hide_submenu_page( 'themes.php', 'custom-background' ); |
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| 303 | |||
| 304 | return $customize_url; |
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| 305 | } |
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| 306 | |||
| 307 | /** |
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| 308 | * Adds Plugins menu. |
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| 309 | * |
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| 310 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 311 | */ |
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| 312 | public function add_plugins_menu( $wp_admin = false ) { |
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| 322 | |||
| 323 | /** |
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| 324 | * Adds Users menu. |
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| 325 | * |
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| 326 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 327 | */ |
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| 328 | public function add_users_menu( $wp_admin = false ) { |
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| 329 | if ( current_user_can( 'list_users' ) ) { |
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| 330 | // We shall add the Calypso user management & add new user screens at all cases ( Calypso & Atomic ). |
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| 331 | $submenus_to_update = array( |
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| 332 | 'user-new.php' => 'https://wordpress.com/people/new/' . $this->domain, |
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| 333 | 'users.php' => 'https://wordpress.com/people/team/' . $this->domain, |
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| 334 | ); |
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| 335 | if ( ! $wp_admin ) { |
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| 352 | |||
| 353 | /** |
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| 354 | * Adds Tools menu. |
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| 355 | * |
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| 356 | * @param bool $wp_admin_import Optional. Whether Import link should point to Calypso or wp-admin. Default false (Calypso). |
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| 357 | * @param bool $wp_admin_export Optional. Whether Export link should point to Calypso or wp-admin. Default false (Calypso). |
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| 358 | */ |
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| 359 | public function add_tools_menu( $wp_admin_import = false, $wp_admin_export = false ) { |
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| 375 | |||
| 376 | /** |
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| 377 | * Adds Settings menu. |
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| 378 | * |
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| 379 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 380 | */ |
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| 381 | public function add_options_menu( $wp_admin = false ) { |
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| 391 | |||
| 392 | /** |
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| 393 | * Adds Jetpack menu. |
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| 394 | */ |
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| 395 | public function add_jetpack_menu() { |
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| 420 | |||
| 421 | /** |
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| 422 | * Re-adds the Site Editor menu without the (beta) tag, and where we want it. |
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| 423 | * |
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| 424 | * @param bool $wp_admin Optional. Whether links should point to Calypso or wp-admin. Default false (Calypso). |
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| 425 | */ |
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| 426 | public function add_gutenberg_menus( $wp_admin = false ) { |
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| 449 | |||
| 450 | /** |
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| 451 | * Whether to use wp-admin pages rather than Calypso. |
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| 452 | * |
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| 453 | * @return bool |
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| 454 | */ |
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| 455 | public function should_link_to_wp_admin() { |
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| 458 | } |
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| 459 |
This check looks for
@paramannotations where the type inferred by our type inference engine differs from the declared type.It makes a suggestion as to what type it considers more descriptive.
Most often this is a case of a parameter that can be null in addition to its declared types.