Add: Koinonia

koinonia/functions.php

@@ -0,0 +1,65 @@
+<?php
+/**
+ * Koinonia functions and definitions
+ *
+ * @link https://developer.wordpress.org/themes/basics/theme-functions/
+ *
+ * @package Koinonia
+ * @since Koinonia 1.0
+ */
+
+
+if ( ! function_exists( 'koinonia_support' ) ) :
+
+	/**
+	 * Sets up theme defaults and registers support for various WordPress features.
+	 *
+	 * @since Koinonia 1.0
+	 *
+	 * @return void
+	 */
+	function koinonia_support() {
+
+		// Enqueue editor styles.
+		add_editor_style( 'style.css' );
+
+		// Make theme available for translation.
+		load_theme_textdomain( 'koinonia' );
+	}
+
+endif;
+
+add_action( 'after_setup_theme', 'koinonia_support' );
+
+if ( ! function_exists( 'koinonia_styles' ) ) :
+
+	/**
+	 * Enqueue styles.
+	 *
+	 * @since Koinonia 1.0
+	 *
+	 * @return void
+	 */
+	function koinonia_styles() {
+
+		// Register theme stylesheet.
+		wp_register_style(
+			'koinonia-style',
+			get_stylesheet_directory_uri() . '/style.css',
+			array(),
+			wp_get_theme()->get( 'Version' )
+		);
+
+		// Enqueue theme stylesheet.
+		wp_enqueue_style( 'koinonia-style' );
+
+	}
+
+endif;
+
+add_action( 'wp_enqueue_scripts', 'koinonia_styles' );
+
+
+// updater for WordPress.com themes
+if ( is_admin() )
+	include dirname( __FILE__ ) . '/inc/updater.php';

koinonia/inc/updater.php

@@ -0,0 +1,221 @@
+<?php
+
+/*
+Plugin Name: WordPress.com Theme Updates
+Description: Update themes downloaded from WordPress.com seamlessly with the rest of your WordPress updates.
+Author: Automattic
+Version: 1.0
+Author URI: http://automattic.com/
+License: GPL v2 or later
+Network: true
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+/**
+ * Hooks to update themes from WordPress.com using the native WordPress upgrader
+ * @package  WordPress.com Updater
+ * @version  1.0
+ */
+
+if ( ! class_exists( 'WPCom_Theme_Updater') ) :
+
+class WPCom_Theme_Updater {
+
+	const VERSION = '1.0';
+	const PLUGIN_SLUG = 'wordpresscom-theme-updates';
+
+	/**
+	 * Initialize the plugin by attaching the needed actions & filters.
+	 * @return void
+	 */
+	public static function init() {
+		add_filter( 'pre_set_site_transient_update_themes', array( __CLASS__, 'check_for_updates' ) );
+		// only for MS users not running this as a plugin
+		if ( is_multisite() && ! ( 0 === strpos( __FILE__, WP_PLUGIN_DIR ) || 0 === strpos( __FILE__, WPMU_PLUGIN_DIR ) ) ) {
+			add_action( 'admin_notices', array( __CLASS__, 'maybe_nag_for_plugin' ) );
+			add_action( 'wp_ajax_wpcom-theme-updates-hide-nag' , array( __CLASS__, 'hide_plugin_nag' ) );
+		}
+	}
+
+	/**
+	 * Fires after WordPress core checks for updates. Go through the list, find any
+	 * WordPress.com themes, and check for updates on them as well.
+	 * @param  object $update_data stdClass object containing theme update data
+	 * @return object              A possibly modified object including relevant update data
+	 */
+	public static function check_for_updates( $update_data ) {
+		if ( ! is_object( $update_data ) || ! property_exists( $update_data, 'checked' ) || ! is_array( $update_data->checked ) )
+			return $update_data;
+		$wpcom_themes_to_check = array_filter( array_keys( $update_data->checked ), array( __CLASS__, 'is_wpcom_slug' ) );
+		if ( empty( $wpcom_themes_to_check ) )
+			return $update_data;
+
+		$request_data = array();
+		foreach ( $wpcom_themes_to_check as $theme_to_check ) {
+			$request_data[] = array(
+				'theme'   => $theme_to_check,
+				'version' => $update_data->checked[ $theme_to_check ]
+			);
+		}
+
+		$user_agent = is_multisite() ? 'WordPress MS' : 'WordPress';
+		$user_agent .= '/' . $GLOBALS['wp_version'] . '; ' . home_url();
+
+		$options = array(
+			'timeout'    => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3 ),
+			'body'       => json_encode( $request_data ),
+			'user-agent' => $user_agent,
+			'headers'    => array( 'Content-Type' => 'application/json' )
+		);
+
+		$raw_response = wp_remote_post( 'http://public-api.wordpress.com/rest/v1/themes/update-check', $options );
+
+		// something went wrong. leave it alone.
+		if ( 200 !== wp_remote_retrieve_response_code( $raw_response ) )
+			return $update_data;
+
+		$response_data = json_decode( wp_remote_retrieve_body( $raw_response ), true );
+
+		if ( ! $response_data || ! is_array( $response_data ) || ! isset( $response_data['updates'] ) )
+			return $update_data;
+
+		$update_data->response = array_merge( $update_data->response, $response_data['updates'] );
+		return $update_data;
+	}
+
+	/**
+	 * Fire on admin_notices on a multisite network to try to get the updater plugin installed.
+	 * Will show admin notices and email the site admin.
+	 * Won't fire if this file is in a plugin directory.
+	 * @return void
+	 */
+	public function maybe_nag_for_plugin() {
+		// Show to super admins, email site admin when a non-super-admin views an admin page.
+		if ( is_super_admin() )
+			self::output_notice();
+		else
+			self::maybe_email_site_admin();
+	}
+
+	/**
+	 * Admin-ajax callback for hiding the admin nag shown to super admins
+	 * @return void
+	 */
+	public function hide_plugin_nag() {
+		if ( isset( $_REQUEST['nonce'] ) && wp_verify_nonce( $_REQUEST['nonce'], 'wpcom-theme-updates-hide-nag' ) ) {
+			self::set_option( 'hide_admin_nag', true );
+		}
+	}
+
+	/**
+	 * Emails the network site admin about installing the WP.com Theme Updater plugin. Will only email once.
+	 * @return void
+	 */
+	public function maybe_email_site_admin() {
+		if ( self::get_option( 'sent_email_nag' ) )
+			return;
+
+		$theme = wp_get_theme();
+		$message = "The theme \"$theme->Name\" has recently been installed and activated on your Network.\n";
+		$message .= 'To automatically receive updates for this WordPress.com theme, please install the WordPress.com Theme Updates plugin:' . "\n\n";
+		$message .= 'http://wordpress.org/plugins/' . self::PLUGIN_SLUG . "\n\n";
+		$message .= 'You will only receive this reminder once.';
+		$subject = sprintf( '[%s] Theme Updates', get_site_option( 'site_name' ) );
+		wp_mail( get_site_option( 'admin_email' ), $subject, $message );
+		self::set_option( 'sent_email_nag', true );
+	}
+
+	/**
+	 * Prints the admin notice for installing the WP.com Theme Updater plugin.
+	 * @return void
+	 */
+	protected function output_notice() {
+		if ( self::get_option( 'hide_admin_nag' ) )
+			return;
+
+		$theme = wp_get_theme();
+		$install_url = wp_nonce_url( network_admin_url( 'update.php?action=install-plugin&plugin=' . self::PLUGIN_SLUG ), 'install-plugin_' . self::PLUGIN_SLUG );
+		$message = sprintf(
+			__( 'Thanks for installing %1$s from WordPress.com!<br/>To keep this theme up-to-date on your Multisite network, please <a href="%2$s">install the WordPress.com Theme Updates plugin</a> and Network Activate it.', 'wordpresscom-theme-updates' ),
+			$theme->Name,
+			esc_url( $install_url )
+		);
+		$hide = __( 'Don&lsquo;t show me this.', 'wordpresscom-theme-updates' );
+		$message .= " <a href='#' id='wpcom-hide-nag' class='hide-if-no-js'>{$hide}</a>";
+		?>
+		<div class="updated" id="wpcom-nag"><p>
+		<?php echo $message; ?>
+		</p></div>
+		<style>#wpcom-nag{overflow:hidden;}#wpcom-hide-nag{float:right;margin-left:1em;}</style>
+		<script>
+			jQuery && jQuery('#wpcom-hide-nag').on('click', function(e){
+				e.preventDefault();
+				jQuery.ajax( '<?php echo admin_url( 'admin-ajax.php' ) ?>', {
+					data: {
+						action: 'wpcom-theme-updates-hide-nag',
+						nonce:  '<?php echo wp_create_nonce( 'wpcom-theme-updates-hide-nag' ) ?>'
+					}
+				} );
+				jQuery( '#wpcom-nag' ).slideUp();
+			});
+		</script>
+		<?php
+	}
+
+	/**
+	 * Gets an option that is a member of our single site option.
+	 * @param  string $key A member of our site option
+	 * @return mixed       The key's value, false if not found.
+	 */
+	protected function get_option( $key ) {
+		$opt = get_site_option( self::PLUGIN_SLUG, array(
+			'hide_admin_nag' => false,
+			'sent_email_nag' => false
+		) );
+		if ( isset( $opt[ $key ] ) )
+			return $opt[ $key ];
+		return false;
+	}
+
+	/**
+	 * Set/update an option as a member of our single site option.
+	 * @param string $key   The key to set on our site option
+	 * @param string $value The value to set in $key
+	 */
+	protected function set_option( $key, $value ) {
+		$opt = get_site_option( self::PLUGIN_SLUG, array(
+			'hide_admin_nag' => false,
+			'sent_email_nag' => false
+		) );
+		$opt[ $key ] = $value;
+		update_site_option( self::PLUGIN_SLUG, $opt );
+	}
+
+	/**
+	 * Checks if a theme slug is a WordPress.com slug. Looks for `-wpcom` suffix.
+	 * @param  string  $slug WordPress theme id/slug
+	 * @return boolean True if it is a WordPress.com theme slug
+	 */
+	public static function is_wpcom_slug( $slug ) {
+		return preg_match( '/-wpcom$/', $slug );
+	}
+
+}
+
+// Hook it up.
+add_action( 'after_setup_theme', array( 'WPCom_Theme_Updater', 'init' ) );
+
+endif; // if class_exists()