Achievements 3.5 plugin for LetterMo

gistfile1.php

<?php
/*
Plugin Name: LetterMo Post Types
Plugin URI: http://stephanieleary.com/
Version: 1.6
Author: Stephanie Leary
Author URI: http://stephanieleary.com/
Description: Setting up the post types and achievements for Month of Letters.
License: GPL2
*/

// CPT defined elsewhere is 'letter'; its taxonomy is called 'extras'


// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) exit;



add_action('gform_post_submission', 'lettermo_gform_category_achievements', 99, 2);
function lettermo_gform_category_achievements( $entry, $form ) {
    // Check if the submission contains a WordPress post
    if ( isset ( $entry['post_id'] ) ) {
		achievements()->extensions->event_name( 'new_to_publish', $entry );
    }
}



function init_lettermo_extension() {
	achievements()->extensions->lettermo = new Lettermo_Extension;

	// Tell the world that the LetterMo extension is ready
	do_action( 'init_lettermo_extension' );
}
add_action( 'dpa_ready', 'init_lettermo_extension' );


class Lettermo_Extension extends DPA_CPT_Extension {

	public function __construct() {
		
		$this->actions = array(
			// Letters
			'lettermo_new_letter'       => __( 'The user sends a letter', 'dpa' ),
			'lettermo_new_package'		=> __( 'The user sends a package', 'dpa' ),
			'lettermo_new_intl'			=> __( 'The user sends international mail', 'dpa' ),
		);

		$this->contributors = array(
			array(
				'name'         => 'Stephanie Leary',
				'gravatar_url' => 'http://www.gravatar.com/avatar/4a31c00a18e6b155a4d27c487ef06ce1',
				'profile_url'  => 'http://profiles.wordpress.org/sillybean/',
			),
		);

		$this->generic_cpt_actions = array(
			'draft_to_publish',
			'future_to_publish',
			'new_to_publish',
			'pending_to_publish',
			'private_to_publish',
		);

		$this->description     = __( 'LetterMo is the custom post types and achievements for the Month of Letters site.', 'dpa' );
		$this->id              = 'lettermo';
		$this->image_url       = trailingslashit( achievements()->includes_url ) . 'admin/images/lettermo.png';
		$this->name            = __( 'LetterMo', 'dpa' );
		$this->rss_url         = 'http://lettermo.org/feed/';
		$this->small_image_url = trailingslashit( achievements()->includes_url ) . 'admin/images/lettermo-small.png';
		$this->version         = 1;
		$this->wporg_url       = 'http://lettermo.org/';

		add_filter( 'dpa_filter_events',        array( $this, 'get_generic_cpt_actions' ), 1,  1 );
		add_filter( 'dpa_handle_event_name',    array( $this, 'event_name'              ), 10, 2 );
		add_filter( 'dpa_handle_event_user_id', array( $this, 'event_user_id'           ), 10, 3 );
	}


	function event_name( $event_name, $func_args ) {
		// Check we're dealing with the right type of event
		if ( ! in_array( $event_name, $this->generic_cpt_actions ) )
			return $event_name;

		// Check we're dealing with the right post type
		if ( 'letter' !== $func_args[0]->post_type )
			return $event_name;

		$postid = $func_args[0]->ID;

		// Switch the event names for Letters
		if ( has_term( 'package', 'extras', $postid ) )
			return 'lettermo_new_package';
		
		if ( has_term( 'international', 'extras', $postid ) )
			return 'lettermo_new_intl';
		
		return 'lettermo_new_letter';
		
	}

	public function event_user_id( $user_id, $action_name, $action_func_args ) {
		// Only deal with events added by this extension.
		if ( ! in_array( $action_name, array( 'letter_draft_to_publish', 'letter_draft_to_publish', ) ) )
			return $user_id;

		// New Letter, get the post author
		if ( in_array( $action_func_args[0]->post_type, array( 'letter', ) ) )
			return $this->get_post_author( $user_id, $action_name, $action_func_args );
		else
			return $user_id;
	}
}