See #7

wplemon · May 31, 2020 · 98b0ef5 · 98b0ef5
1 parent e79c34f
commit 98b0ef5
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Showing 2 changed files with 39 additions and 3 deletions.
diff --git a/inc/AdminPage.php b/inc/AdminPage.php
@@ -41,6 +41,7 @@ public function init() {
 		$this->data = new Data();
 
 		add_action( 'admin_menu', [ $this, 'add_menu_page' ] );
+		add_action( 'network_admin_menu', [ $this, 'add_menu_page' ] );
 		add_action( 'carbon_offset_admin_tab_contents', [ $this, 'details_tab' ] );
 		add_action( 'carbon_offset_admin_tab_contents', [ $this, 'settings_tab' ] );
 		add_action( 'carbon_offset_settings_page_fields', [ $this, 'settings_fields' ], 5 );
@@ -157,7 +158,27 @@ public function details_tab( $current_tab ) {
 		}
 
 		$carbon_data = $this->data->get();
+
+		if ( is_network_admin() ) {
+			$carbon_data           = [
+				'carbon_pending' => 0,
+				'carbon_offset'  => 0,
+			];
+			$multisite_carbon_data = [];
+			$sites                 = get_sites();
+			foreach ( $sites as $site ) {
+				$data                                    = $this->data->get( $site->blog_id );
+				$carbon_data['carbon_pending']          += $data['carbon_pending'];
+				$carbon_data['carbon_offset']           += $data['carbon_offset'];
+				$multisite_carbon_data[ $site->blog_id ] = $data;
+			}
+		}
 		?>
+		<?php if ( is_network_admin() ) : ?>
+			<p class="description">
+				<?php esc_html_e( 'This page shows carbon footprint across all sites on your network.', 'carbon-offset' ); ?>
+			</p>
+		<?php endif; ?>
 		<div class="postbox">
 			<div class="inside">
 				<div style="display:grid;grid-template-columns:repeat(auto-fit, minmax(30em, 1fr));grid-gap:1px;background:#aaa;">

diff --git a/inc/Data.php b/inc/Data.php
@@ -32,16 +32,24 @@ class Data {
 	 *
 	 * @since 1.0.0
 	 *
+	 * @param int $blog_id The blog-ID on a multisite installation.
+	 *
 	 * @return array
 	 */
-	public function get() {
+	public function get( $blog_id = 0 ) {
+		if ( $blog_id ) {
+			switch_to_blog( $blog_id );
+		}
 		$value = (array) get_option(
 			$this->option_name,
 			[
 				'carbon_pending' => 0,
 				'carbon_offset'  => 0,
 			]
 		);
+		if ( $blog_id ) {
+			restore_current_blog();
+		}
 		return $value;
 	}
 
@@ -76,11 +84,18 @@ public function add( $carbon = 1 ) {
 	 *
 	 * @since 1.0.0
 	 *
-	 * @param array $value The value we want to save.
+	 * @param array $value   The value we want to save.
+	 * @param int   $blog_id The blog-ID in a multisite installation.
 	 *
 	 * @return void
 	 */
-	public function save( $value ) {
+	public function save( $value, $blog_id = 0 ) {
+		if ( $blog_id ) {
+			switch_to_blog( $blog_id );
+		}
 		update_option( $this->option_name, $value );
+		if ( $blog_id ) {
+			restore_current_blog();
+		}
 	}
 }