Custom myCRED hook for BP Follow.

bp-follow-mycred-hook

/**
 * Register Custom myCRED Hook
 * @since 1.0
 * @version 1.0
 */
add_filter( 'mycred_setup_hooks', 'BP_Follow_myCRED_Hook' );
function BP_Follow_myCRED_Hook( $installed ) {

	$installed['hook_bp_follow'] = array(
		'title'       => __( 'BP Follow', 'mycred' ),
		'description' => __( 'Awards %_plural% for following other users.', 'mycred' ),
		'callback'    => array( 'myCRED_Hook_BP_Follow' )
	);
			
	return $installed;
 
}

/**
 * Hook for Following
 * @since 1.0
 * @version 1.0
 */
add_action( 'mycred_load_hooks', 'mycred_load_bp_follow_hook' );
function mycred_load_bp_follow_hook() {

	class myCRED_Hook_BP_Follow extends myCRED_Hook {
 
		/**
		 * Construct
		 */
		function __construct( $hook_prefs, $type = 'mycred_default' ) {

			parent::__construct( array(
				'id'       => 'hook_bp_follow',
				'defaults' => array(
					'add_follow'   => array(
						'creds' => 0,
						'log'   => '%plural% for Following'
					),
					'new_follower' => array(
						'creds' => 0,
						'log'   => '%plural% for a New Follower'
					)
				)
			), $hook_prefs, $type );

		}
 
		/**
		 * Run
		 * @since 1.0
		 * @version 1.0
		 */
		public function run() {
		
			// Follow/Follower
			if ( $this->prefs['add_follow']['creds'] != 0 || $this->prefs['new_follower']['creds'] != 0 )
				add_action( 'bp_follow_start_following',    array( $this, 'add_follow' ), 20, 1 );

		}

		/**
		 * Add Follow
		 * @since 1.0
		 * @version 1.0
		 */
		public function add_follow( $follow ) {	

			$follower_id = $follow->follower_id;
			$leader_id   = $follow->leader_id;

			// Check if follow completed
			if ( $this->core->exclude_user( $follower_id ) ) return;

			// Check if friend is excluded
			if ( $this->core->exclude_user( $leader_id ) ) return;

			// Make sure this is unique event
			if ( $this->core->has_entry( 'add_follow', $leader_id, $follower_id ) ) return;

			// Points to initiator
			$this->core->add_creds(
				'add_follow',
				$follower_id,
				$this->prefs['add_follow']['creds'],
				$this->prefs['add_follow']['log'],
				$leader_id,
				array( 'ref_type' => 'user' ),
				$this->mycred_type
			);

			// Points to friend (ignored if we are deducting points for new friendships)
			if ( $this->prefs['new_follower']['creds'] > 0 )
				$this->core->add_creds(
					'new_follower',
					$leader_id,
					$this->prefs['new_follower']['creds'],
					$this->prefs['new_follower']['log'],
					$follower_id,
					array( 'ref_type' => 'user' ),
					$this->mycred_type
				);

		}

		/**
		 * Preferences
		 * @since 1.0
		 * @version 1.0
		 */
		public function preferences() {

			$prefs = $this->prefs;

?>
<label class="subheader" for="<?php echo $this->field_id( array( 'add_follow' => 'creds' ) ); ?>">
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'add_follow' => 'creds' ) ); ?>" id="<?php echo $this->field_id( array( 'add_follow' => 'creds' ) ); ?>" value="<?php echo $this->core->number( $prefs['add_follow']['creds'] ); ?>" size="8" /></div>
	</li>
</ol>
<label class="subheader" for="<?php echo $this->field_id( array( 'add_follow' => 'log' ) ); ?>">
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'add_follow' => 'log' ) ); ?>" id="<?php echo $this->field_id( array( 'add_follow' => 'log' ) ); ?>" value="<?php echo esc_attr( $prefs['add_follow']['log'] ); ?>" class="long" /></div>
		<span class="description"><?php echo $this->available_template_tags( array( 'general', 'post' ) ); ?></span>
	</li>
</ol>
<label class="subheader" for="<?php echo $this->field_id( array( 'new_follower' => 'creds' ) ); ?>">
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'new_follower' => 'creds' ) ); ?>" id="<?php echo $this->field_id( array( 'new_follower' => 'creds' ) ); ?>" value="<?php echo $this->core->number( $prefs['new_follower']['creds'] ); ?>" size="8" /></div>
	</li>
</ol>
<label class="subheader" for="<?php echo $this->field_id( array( 'new_follower' => 'log' ) ); ?>">
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( array( 'new_follower' => 'log' ) ); ?>" id="<?php echo $this->field_id( array( 'new_follower' => 'log' ) ); ?>" value="<?php echo esc_attr( $prefs['add_follow']['log'] ); ?>" class="long" /></div>
		<span class="description"><?php echo $this->available_template_tags( array( 'general', 'post' ) ); ?></span>
	</li>
</ol>
<?php

		}

	}

}