Custom myCRED Hook for WP Courseware. Points can be awarded or deducted for users completing units, modules and courses. Requires myCRED 1.6 or higher.

mycred-hook-wp-courseware

/**
 * WP Courseware Hook
 * @version 1.0.2
 */
add_filter( 'mycred_setup_hooks', 'mycred_register_courseware_hook' );
function mycred_register_courseware_hook( $installed ) {
	$installed['courseware'] = array(
		'title'       => 'WP Courseware',
		'description' => 'Award or deduct %plural% for users completing WP Courseware courses, modules or units.',
		'callback'    => array( 'myCRED_Hook_CourseWare' )
	);
	return $installed;
}
if ( class_exists( 'myCRED_Hook' ) ) :
	class myCRED_Hook_CourseWare extends myCRED_Hook {

		/**
		 * Construct
		 */
		function __construct( $hook_prefs, $type = 'mycred_default' ) {

			parent::__construct( array(
				'id'       => 'courseware',
				'defaults' => array(
					'unit'    => array(
						'creds'  => 1,
						'log'    => '%plural% for completing unit'
					),
					'module'  => array(
						'creds'  => 1,
						'log'    => '%plural% for completing module'
					),
					'course'  => array(
						'creds'  => 1,
						'log'    => '%plural% for completing course'
					)
				)
			), $hook_prefs, $type );

		}

		/**
		 * Run
		 * @since 1.0
		 * @version 1.0
		 */
		public function run() {

			if ( $this->prefs['unit']['creds'] != 0 )
				add_action( 'wpcw_user_completed_unit', array( $this, 'completed_unit' ), 10, 3 );

			if ( $this->prefs['module']['creds'] != 0 )
				add_action( 'wpcw_user_completed_module', array( $this, 'completed_module' ), 10, 3 );

			if ( $this->prefs['course']['creds'] != 0 )
				add_action( 'wpcw_user_completed_course', array( $this, 'completed_course' ), 10, 3 );

		}

		/**
		 * Unit Hook
		 * @since 1.0
		 * @version 1.0.1
		 */
		public function completed_unit( $user_id, $unit_id, $parent = '' ) {

			// Check for exclusion
			if ( $this->core->exclude_user( $user_id ) ) return;

			$data = array( 'module' => $parent->parent_module_id, 'course' => $parent->parent_course_id );

			// Prevent duplicates
			if ( $this->has_entry( 'completing_unit', $unit_id, $user_id, $data, $this->mycred_type ) ) return;

			// Execute
			$this->core->add_creds(
				'completing_unit',
				$user_id,
				$this->prefs['unit']['creds'],
				$this->prefs['unit']['log'],
				$unit_id,
				$data,
				$this->mycred_type
			);

		}
		
		/**
		 * Module Hook
		 * @since 1.0
		 * @version 1.0.2
		 */
		public function completed_module( $user_id, $module_id, $unitParentData = '' ) {

			// Check for exclusion
			if ( $this->core->exclude_user( $user_id ) ) return;

			// Prevent duplicates
			if ( $this->has_entry( 'completing_module', $module_id, $user_id, '', $this->mycred_type ) ) return;

			// Execute
			$this->core->add_creds(
				'completing_module',
				$user_id,
				$this->prefs['module']['creds'],
				$this->prefs['module']['log'],
				$module_id,
				'',
				$this->mycred_type
			);

		}
		
		/**
		 * Course Hook
		 * @since 1.0
		 * @version 1.0
		 */
		public function completed_course( $user_id, $course_id, $unitParentData = '' ) {

			// Check for exclusion
			if ( $this->core->exclude_user( $user_id ) === true ) return;

			// Prevent duplicates
			if ( $this->has_entry( 'completing_course', $course_id, $user_id ) ) return;

			// Execute
			$this->core->add_creds(
				'completing_course',
				$user_id,
				$this->prefs['course']['creds'],
				$this->prefs['course']['log'],
				$course_id
			);

		}

		/**
		 * Preference for Coursewave Hook
		 * @since 1.0
		 * @version 1.0
		 */
		public function preferences() {

			$prefs = $this->prefs;

?>
<label class="subheader"><?php _e( 'Units', 'textdomain' ); ?></label>
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'unit' => 'creds' ) ); ?>" id="<?php echo $this->field_id( array( 'unit' => 'creds' ) ); ?>" value="<?php echo $this->core->number( $prefs['unit']['creds'] ); ?>" size="8" /></div>
	</li>
	<li class="empty"></li>
	<li>
		<label for="<?php echo $this->field_id( array( 'unit' => 'log' ) ); ?>"><?php _e( 'Log template', 'textdomain' ); ?></label>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'unit' => 'log' ) ); ?>" id="<?php echo $this->field_id( array( 'unit' => 'log' ) ); ?>" value="<?php echo esc_attr( $prefs['unit']['log'] ); ?>" class="long" /></div>
		<span class="description"><?php echo $this->available_template_tags( array( 'general' ) ); ?></span>
	</li>
</ol>
<label class="subheader"><?php _e( 'Modules', 'textdomain' ); ?></label>
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'module' => 'creds' ) ); ?>" id="<?php echo $this->field_id( array( 'module' => 'creds' ) ); ?>" value="<?php echo $this->core->number( $prefs['module']['creds'] ); ?>" size="8" /></div>
	</li>
	<li class="empty"></li>
	<li>
		<label for="<?php echo $this->field_id( array( 'module' => 'log' ) ); ?>"><?php _e( 'Log template', 'textdomain' ); ?></label>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'module' => 'log' ) ); ?>" id="<?php echo $this->field_id( array( 'module' => 'log' ) ); ?>" value="<?php echo esc_attr( $prefs['module']['log'] ); ?>" class="long" /></div>
		<span class="description"><?php echo $this->available_template_tags( array( 'general' ) ); ?></span>
	</li>
</ol>
<label class="subheader"><?php _e( 'Courses', 'textdomain' ); ?></label>
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'course' => 'creds' ) ); ?>" id="<?php echo $this->field_id( array( 'course' => 'creds' ) ); ?>" value="<?php echo $this->core->number( $prefs['course']['creds'] ); ?>" size="8" /></div>
	</li>
	<li class="empty"></li>
	<li>
		<label for="<?php echo $this->field_id( array( 'course' => 'log' ) ); ?>"><?php _e( 'Log template', 'textdomain' ); ?></label>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'course' => 'log' ) ); ?>" id="<?php echo $this->field_id( array( 'course' => 'log' ) ); ?>" value="<?php echo esc_attr( $prefs['course']['log'] ); ?>" class="long" /></div>
		<span class="description"><?php echo $this->available_template_tags( array( 'general' ) ); ?></span>
	</li>
</ol>
<?php

		}
	}
endif;