WordPress - Disable Plugin/Theme Editors and WordPress Updates with Manual Opt-In's by Administrators

opubco-opt-in-editor-and-updates.php

<?php
//Tested in a theme's functions.php, but not in a plugin

//Allow overriding of editor
class opubco_user_optin {
	public function __construct() {
		add_action( 'personal_options', array( &$this, 'add_interface' ) );
		
		//User update action
		add_action( 'edit_user_profile_update', array( &$this, 'save_user_profile' ) );
		add_action( 'personal_options_update', array( &$this, 'save_user_profile' ) );
		
		//Override caps
		add_filter( 'map_meta_cap', array( &$this, 'map_meta_cap' ), 11, 4 );

	}
	public function map_meta_cap( $caps, $cap, $user_id, $args ) {
		if ( $cap == 'edit_plugins' || $cap == 'install_plugins' || $cap == 'delete_plugins' ) {
			if ( current_user_can( 'administrator' ) && 'on' == get_user_option( 'opubco_plugin_editor', $user_id ) ) {
				return array();
			} else {
				return array( 'do_not_allow' );
			}
		}
		if ( $cap == 'edit_themes' || $cap == 'install_themes' || $cap == 'delete_themes') {
			if ( current_user_can( 'administrator' ) && 'on' == get_user_option( 'opubco_theme_editor', $user_id ) ) {
				return array();
			} else {
				return array( 'do_not_allow' );
			}
		}
		return $caps;
	}
	public function add_interface() {
		if ( !current_user_can( 'administrator' ) ) return;
		$user_id = $this->get_user_id();
		?>
		</table>
		<h3>Administrator Opt-in</h3>
		<table class="form-table">
		<tr valign="top">
			<th scope="row"><?php esc_html_e( "Allow Editors", "opubco" ); ?></th>
			<td>
				<input type="checkbox" name="opt-in-plugin-editor" id="opt-in-plugin-editor" value="on" <?php checked( 'on', get_user_option( 'opubco_plugin_editor', $user_id ) ); ?> /><label for="opt-in-plugin-editor"> Allow plugin editor?</label>
				<br /><br />
				<input type="checkbox" name="opt-in-theme-editor" id="opt-in-theme-editor" value="on" <?php checked( 'on', get_user_option( 'opubco_theme_editor', $user_id ) ); ?> /><label for="opt-in-theme-editor"> Allow theme editor?</label>
				</td>
		</tr>
		<tr valign="top">
			<th scope="row"><?php esc_html_e( "WordPress Updates", "opubco" ); ?></th>
			<td>
				<input type="checkbox" name="opt-in-updates" id="opt-in-updates" value="on" <?php checked( 'on', get_user_option( 'opubco_wordpress_updates', $user_id ) ); ?> /><label for="opt-in-updates"> Show WordPress updates?</label>
			</td>
		</tr>

		</table>
		
		<?php
	} //end add_interface
	
	/**
	* get_user_id
	*
	* Gets a user ID for the user
	* 
	*@return int user_id
	* 
	@return int post_id
	*/
	private function get_user_id() {
		//Get user ID
		$user_id = isset( $_GET[ 'user_id' ] ) ? absint( $_GET[ 'user_id' ] ) : 0;
		if ( $user_id == 0 && IS_PROFILE_PAGE ) {
			$current_user = wp_get_current_user();
			$user_id = $current_user->ID;
		}
		return $user_id;
	} //end get_user_id
	
	
	public function save_user_profile( $user_id ) {
		check_admin_referer( 'update-user_' . $user_id );
		if ( !current_user_can( 'administrator' ) ) return;
		
		$user_meta = array();
		$user_meta[ 'opubco_plugin_editor' ] = isset( $_POST[ 'opt-in-plugin-editor' ] ) ? 'on' : 'off';
		$user_meta[ 'opubco_theme_editor' ] = isset( $_POST[ 'opt-in-theme-editor' ] ) ? 'on' : 'off';
		$user_meta[ 'opubco_wordpress_updates' ] = isset( $_POST[ 'opt-in-updates' ] ) ? 'on' : 'off';
		foreach( $user_meta as $meta_key => $meta_value ) {
			update_user_option( $user_id, $meta_key, $meta_value );			
		}
		
	}
}
//From https://wordpress.org/plugins/disable-wordpress-updates/
class opubco_disable_updates {
	/**
	 * The OS_Disable_WordPress_Updates class constructor
	 * initializing required stuff for the plugin
	 *
	 * PHP 5 Constructor
	 *
	 * @since 		1.3
	 * @author 		scripts@schloebe.de
	 */
	function __construct() {
		if ( current_user_can( 'administrator' ) ) {
			$current_user = wp_get_current_user();
			$user_id = $current_user->ID;
			if ( 'on' == get_user_option( 'opubco_wordpress_updates', $user_id ) ) {
				return;
			}
		}
		add_action('admin_init', array(&$this, 'admin_init'));
		
		
		/*
		 * Disable Theme Updates
		 * 2.8 to 3.0
		 */
		add_filter( 'pre_transient_update_themes', array($this, 'last_checked_now') );
		/*
		 * 3.0
		 */
		add_filter( 'pre_site_transient_update_themes', array($this, 'last_checked_now') );
		
		
		/*
		 * Disable Plugin Updates
		 * 2.8 to 3.0
		 */
		add_action( 'pre_transient_update_plugins', array(&$this, 'last_checked_now') );
		/*
		 * 3.0
		 */
		add_filter( 'pre_site_transient_update_plugins', array($this, 'last_checked_now') );
		
		
		/*
		 * Disable Core Updates
		 * 2.8 to 3.0
		 */
		add_filter( 'pre_transient_update_core', array($this, 'last_checked_now') );
		/*
		 * 3.0
		 */
		add_filter( 'pre_site_transient_update_core', array($this, 'last_checked_now') );
		

		/*
		 * Disable All Automatic Updates
		 * 3.7+
		 * 
		 * @author	sLa NGjI's @ slangji.wordpress.com
		 */
		add_filter( 'auto_update_translation', '__return_false' );
		add_filter( 'automatic_updater_disabled', '__return_true' );
		add_filter( 'allow_minor_auto_core_updates', '__return_false' );
		add_filter( 'allow_major_auto_core_updates', '__return_false' );
		add_filter( 'allow_dev_auto_core_updates', '__return_false' );
		add_filter( 'auto_update_core', '__return_false' );
		add_filter( 'wp_auto_update_core', '__return_false' );
		add_filter( 'auto_core_update_send_email', '__return_false' );
		add_filter( 'send_core_update_notification_email', '__return_false' );
		add_filter( 'auto_update_plugin', '__return_false' );
		add_filter( 'auto_update_theme', '__return_false' );
		add_filter( 'automatic_updates_send_debug_email', '__return_false' );
		add_filter( 'automatic_updates_is_vcs_checkout', '__return_true' );
	}
	

	/**
	 * The OS_Disable_WordPress_Updates class constructor
	 * initializing required stuff for the plugin
	 *
	 * PHP 4 Compatible Constructor
	 *
	 * @since 		1.3
	 * @author 		scripts@schloebe.de
	 */
	function opubco_disable_updates() {
		$this->__construct();
	}
	
	
	/**
	 * Initialize and load the plugin stuff
	 *
	 * @since 		1.3
	 * @author 		scripts@schloebe.de
	 */
	function admin_init() {
		if ( !function_exists("remove_action") ) return;
	
		/*
		 * Disable Theme Updates
		 * 2.8 to 3.0
		 */
		remove_action( 'load-themes.php', 'wp_update_themes' );
		remove_action( 'load-update.php', 'wp_update_themes' );
		remove_action( 'admin_init', '_maybe_update_themes' );
		remove_action( 'wp_update_themes', 'wp_update_themes' );
		wp_clear_scheduled_hook( 'wp_update_themes' );
		
		/*
		 * 3.0
		 */
		remove_action( 'load-update-core.php', 'wp_update_themes' );
		wp_clear_scheduled_hook( 'wp_update_themes' );
		
		
		/*
		 * Disable Plugin Updates
		 * 2.8 to 3.0
		 */
		remove_action( 'load-plugins.php', 'wp_update_plugins' );
		remove_action( 'load-update.php', 'wp_update_plugins' );
		remove_action( 'admin_init', '_maybe_update_plugins' );
		remove_action( 'wp_update_plugins', 'wp_update_plugins' );
		wp_clear_scheduled_hook( 'wp_update_plugins' );
		
		/*
		 * 3.0
		 */
		remove_action( 'load-update-core.php', 'wp_update_plugins' );
		wp_clear_scheduled_hook( 'wp_update_plugins' );
		
		
		/*
		 * Disable Core Updates
		 * 2.8 to 3.0
		 */
		remove_action( 'wp_version_check', 'wp_version_check' );
		remove_action( 'admin_init', '_maybe_update_core' );
		wp_clear_scheduled_hook( 'wp_version_check' );
		
		
		/*
		 * 3.0
		 */
		wp_clear_scheduled_hook( 'wp_version_check' );
		
		
		/*
		 * 3.7+
		 */
		remove_action( 'wp_maybe_auto_update', 'wp_maybe_auto_update' );
		remove_action( 'admin_init', 'wp_maybe_auto_update' );
		remove_action( 'admin_init', 'wp_auto_update_core' );
		wp_clear_scheduled_hook( 'wp_maybe_auto_update' );
	}
	



	/**
	 * Get version check info
	 *
	 * @since 		1.3.1
	 * @author 		flynsarmy (props & kudos!)
	 * @link		http://wordpress.org/support/topic/patch-incorrect-disabling-of-updates
	 */
	public function last_checked_now( $transient ) {
		include ABSPATH . WPINC . '/version.php';
		$current = new stdClass;
		$current->updates = array();
		$current->version_checked = $wp_version;
		$current->last_checked = time();
		
		return $current;
	}
	
}
new opubco_user_optin();
new opubco_disable_updates();