WordPress Plugin

RBAgency-Init.php

<?php

/*
 * RBAgency_Init Class
 *
 * These are core functions needed to enable a WordPress plugin shell
 * and handle common plugin functions like activation & uninstall, etc.
 */

class RBAgency_Init {


	// *************************************************************************************************** //
	/*
	 * 
	 */

		public static function init(){

			/*
			 * Internationalization
			 */

				// Identify Folder for PO files
				load_plugin_textdomain( RBAGENCY_TEXTDOMAIN, false, basename( dirname( __FILE__ ) ) . '/assets/translation/' );

				// Register Settings
				add_action('admin_init', array('RBAgency_Init', 'do_register_settings'));

		}



	// *************************************************************************************************** //

	/*
	 * Plugin Activation
	 * Run when the plugin is installed.
	 */

		public static function activation(){

			// Required for all WordPress database manipulations
			global $wpdb;
			require_once(ABSPATH . 'wp-admin/includes/upgrade.php');

			/*
			 * Check Permissions
			 */
				// Does the user have permission to activate the plugin
				if ( !current_user_can('activate_plugins') )
					return;
				// Check Admin Referer
				$plugin = isset( $_REQUEST['plugin'] ) ? $_REQUEST['plugin'] : '';
				check_admin_referer( "activate-plugin_{$plugin}" );


			/*
			 * Setup Required Directories
			 */

				// Create Upload Directory
				if (!is_dir(RBAGENCY_UPLOADPATH)) {
					@mkdir(RBAGENCY_UPLOADPATH, 0755);
					@chmod(RBAGENCY_UPLOADPATH, 0777);
				}


			/*
			 * Initialize Options
			 */

				// Update the options in the database
				if(!get_option("rb_agency_options")) {

					// Set Default Options
					$rb_agency_options_arr = array(
/*... TRUNCATED FOR SECUIRTY ... */
						);
					// Add Options
					//add_option("rb_agency_options",$rb_agency_options_arr);
					update_option("rb_agency_options",$rb_agency_options_arr);
				}

			/*
			 * License Key
			 */

				// Set license key via the RB_AGENCY_LICENSE constant or the $rb_agency_LICENSE variable
				global $rb_agency_LICENSE;
				// Set Constant
				$license_key = defined("RB_AGENCY_LICENSE") && empty($rb_agency_LICENSE) ? RB_AGENCY_LICENSE : $rb_agency_LICENSE;
				if(!empty($license_key)) {
					// Store Key
					update_option("rb_agency_license", md5($license_key));
				}


			/*
			 * Install Schema
			 */

				// Profile
				$sql = "CREATE TABLE IF NOT EXISTS " . table_agency_profile
/*... TRUNCATED FOR SECUIRTY ... */




			/*
			 * Flush rewrite rules
			 */

				// Flush rewrite rules
				self::flush_rules();
		}


	/*
	 * Plugin Deactivation
	 * Cleanup when complete
	 */

		public static function deactivation(){
			/*
			// Does user have correct permissions?
			if ( ! current_user_can( 'activate_plugins' ) )
				return;

			// Is it coming from the right referer?
			$plugin = isset( $_REQUEST['plugin'] ) ? $_REQUEST['plugin'] : '';
			check_admin_referer( "deactivate-plugin_{$plugin}" );
			 */
			// TODO: Enhance

		}


	/*
	 * Plugin Uninstall
	 * Cleanup when complete
	 */

		public static function uninstall(){

			// Permission Granted... Remove
			global $wpdb; // Required for all WordPress database manipulations

			// Drop the tables
			$wpdb->query("DROP TABLE " . table_agency_xxx);
/*... TRUNCATED FOR SECUIRTY ... */

			// Delete Saved Settings
			delete_option('rb_agency_options');

			/*
			// Deactivate Plugin
			$thepluginfile = "rb-agency/rb-agency.php";
			$current = get_settings('active_plugins');
			array_splice($current, array_search( $thepluginfile, $current), 1 );
			update_option('active_plugins', $current);
			do_action('deactivate_' . $thepluginfile );
			 */

			// Redirect back to Plugins
			echo "<div style=\"padding:50px;font-weight:bold;\"><p>". __("Almost done...", RBAGENCY_TEXTDOMAIN) ."</p><h1>". __("please uninstall on plugins page.", RBAGENCY_TEXTDOMAIN) ."</h1><a href=\"plugins.php?deactivate=true\">". __("Please click here to complete the uninstallation process", RBAGENCY_TEXTDOMAIN) ."</a></h1></div>";
			die;

		}



	/*
	 * Register Settings
	 * Register Settings group
	 */

		public static function do_register_settings() {
			register_setting('rb-agency-settings-group', 'rb_agency_options'); //, 'rb_agency_options_validate'
			register_setting('rb-agency-settings-layout-group', 'rb_agency_layout_options');
			register_setting('rb-agency-dummy-settings-group', 'rb_agency_dummy_options'); //, setup dummy profile options
		}


	/*
	 * License
	 * Updates and License related
	 */

		// Get License Key
		public static function get_key(){
			return get_option("rb_agency_license");
		}



	// *************************************************************************************************** //


	/*
	 * Flush Rewrite Rules
	 * Remember to flush_rules() when adding rules
	 */

		public static function flush_rules(){

			global $wp_rewrite;
			$wp_rewrite->flush_rules();

		}


	// *************************************************************************************************** //


	/*
	 * Update Needed
	 * Is this an updated version of the software and needs database upgrade?
	 */

		public static function update_check(){

			// Hold the version in a seprate option
			if(!get_option("rb_agency_version")) {
				update_option("rb_agency_version", RBAGENCY_VERSION);
			} else {
				// Version Exists, but is it out of date?
				if(get_option("rb_agency_version") <> RBAGENCY_VERSION){
					include_once(RBAGENCY_PLUGIN_DIR .'/upgrade.php');
				} else {
					// Namaste, version number is correct
				}
			}
		}


	/*
	 * Upgrade Check
	 * Is there a newer version of the software available to upgrade to?
	 */

		public static function upgrade_check(){
			// TODO:
			//if(!class_exists("RBAgency_Update"))
				//require_once("update.php");

			//return RBAgency_Update::check_version($update_plugins_option, true);
		}


	// *************************************************************************************************** //


	/*
	 * Diagnostics
	 */

		// Check Setup
		public static function setup_check(){
			// Get Options
			$options = get_option('arez_options'); // TODO

			// Check if missing permalinks
			if ( isset($options['authorized']) &&  ! $options['authorized'] ) {
				// Hide if on Settings Page
				if ( (isset($_GET["page"]) && $_GET["page"] == 'arez') || (isset($_GET["page"]) && $_GET["page"] == 'arez-settings') ) {
				} else {
				echo '<div class="updated"><p>ActivityRez Plugin ready for setup.  <a href="'. admin_url("admin.php?page=arez") .'">Click here to get started</a>.</p></div>';
				}
			}

		}

		// Check Permalinks
		public static function permalinks_check(){
			// Check if missing permalinks
			if ( ! get_option('permalink_structure') ) {
				// Check if we are already on settings page
				if ( get_option( 'rbagency_permalinkignore' ) !== true ) {
					// Hide if on Settings Page
					if (isset($_GET["page"]) && $_GET["page"] == 'arez-settings') {
					} else {
					echo '<div class="error"><p>WARNING: Your permalinks are not set.  <a href="'. admin_url("admin.php?page=arez-settings") .'">Click here to resolve</a>.</p><span class="dismiss"><a href="'. admin_url("admin.php?page=arez-settings&action=permalink-dismiss") .'">Dismiss</a></div>';
					}
				}
			}

		}

		// Check Permalinks
		public static function permalinks_change(){
			global $wp_rewrite;
			$wp_rewrite->set_permalink_structure('/%category%/%postname%/');
			$wp_rewrite->flush_rules();
		}


}