Custom myCRED hook example where points are awarded / deducted for newly published posts, based solely on amounts set via a custom taxonomies description field.

mycred-custom-content

/**
 * Custom Hook: Points based on taxonomy
 * Register the hook so myCRED can load it.
 * @since 1.0
 * @version 1.1
 */
add_action( 'mycred_setup_hooks', 'mycredpro_register_custom_taxonomy_hook' );
function mycredpro_register_custom_taxonomy_hook( $installed ) {

	$installed['publishing_ct_content'] = array(
		'title'       => __( '%plural% for Publishing Custom Content', 'mycredcu' ),
		'description' => __( 'Award %_plural% to users for a selected post type where the amount of points is solely based on the custom taxonomies associated with the post.', 'mycredcu' ),
		'callback'    => array( 'myCRED_Hook_Custom_Taxonomy' )
	);

	return $installed;

}

/**
 * Custom Hook: Load custom hook
 * Since 1.6, this would be the proper way to add in the hook class from a theme file
 * or from a plugin file.
 * @since 1.0
 * @version 1.0
 */
add_action( 'mycred_load_hooks', 'mycredpro_load_custom_taxonomy_hook', 10 );
function mycredpro_load_custom_taxonomy_hook() {

	class myCRED_Hook_Custom_Taxonomy extends myCRED_Hook {

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

			parent::__construct( array(
				'id'       => 'publishing_ct_content',
				'defaults' => array(
					'post_type' => 'post',
					'taxonomy'  => 'category',
					'log'       => '%plural% for publishing content'
				)
			), $hook_prefs, $type );

		}

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

			add_action( 'transition_post_status', array( $this, 'publishing_content' ), 10, 3 );

		}

		/**
		 * Publish Content Hook
		 * @since 1.0
		 * @version 1.0
		 */
		public function publishing_content( $new_status, $old_status, $post ) {

			// Make sure the post being published is our type
			if ( ! isset( $this->prefs['post_type'] ) || $this->prefs['post_type'] != $post->post_type ) return;

			// Check for exclusions
			if ( $this->core->exclude_user( $post->post_author ) === true ) return;

			// We want to fire when content get published or when it gets privatly published
			$status         = apply_filters( 'mycred_publish_hook_old', array( 'new', 'auto-draft', 'draft', 'private', 'pending' ) );
			$publish_status = apply_filters( 'mycred_publish_hook_new', array( 'publish', 'private' ) );

			if ( in_array( $old_status, $status ) && in_array( $new_status, $publish_status ) ) {

				// Get custom taxonomies
				$terms = wp_get_object_terms( $post->ID, $this->prefs['taxonomy'] );
				if ( is_wp_error( $terms ) ) return;

				$total = 0;
				if ( ! empty( $terms ) ) {

					foreach ( $terms as $term ) {

						// Amount should be held under the terms "description"
						$amount = sanitize_text_field( $term->description );

						// If nothing is set then we continue to the next one
						if ( $amount == '' ) continue;

						// Add to total
						$total = $this->core->number( $total + $amount );

					}

				}

				// If total is higher then zero award
				if ( $total > 0 ) {

					// Prep
					$data = array( 'ref_type' => 'post' );

					// Make sure this is unique
					if ( $this->core->has_entry( 'publishing_content', $post->ID, $post->post_author, $data, $this->mycred_type ) ) return;

					// Add Creds
					$this->core->add_creds(
						'publishing_content',
						$post->post_author,
						$total,
						$this->prefs['log'],
						$post->ID,
						$data,
						$this->mycred_type
					);

				}

			}

		}

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

			$prefs = $this->prefs;

?>
<label class="subheader"><?php _e( 'Post Type', 'mycredcu' ); ?></label>
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( 'post_type' ); ?>" id="<?php echo $this->field_id( 'post_type' ); ?>" value="<?php echo esc_attr( $prefs['post_type'] ); ?>" class="long" /></div>
	</li>
</ol>
<label class="subheader"><?php _e( 'Taxonomy', 'mycredcu' ); ?></label>
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( 'taxonomy' ); ?>" id="<?php echo $this->field_id( 'taxonomy' ); ?>" value="<?php echo esc_attr( $prefs['taxonomy'] ); ?>" class="long" /></div>
	</li>
</ol>
<label class="subheader"><?php _e( 'Amount', 'mycredcu' ); ?></label>
<ol>
	<li>
		<p class="description"><?php echo $this->core->template_tags_general( __( 'Use your selected custom taxonomie\'s "Description" field to set the amount of %_plural% you want to award. Leave empty for no %_plural%.', 'mycredcu' ) ); ?></p>
	</li>
</ol>
<label class="subheader"><?php _e( 'Log template', 'mycredcu' ); ?></label>
<ol>
	<li>
		<div class="h2"><input type="text" name="<?php echo $this->field_name( 'log' ); ?>" id="<?php echo $this->field_id( 'log' ); ?>" value="<?php echo esc_attr( $prefs['log'] ); ?>" class="long" /></div>
		<span class="description"><?php echo $this->available_template_tags( array( 'general', 'post' ) ); ?></span>
	</li>
</ol>
<?php

		}

	}

}

Hi. This looks like a feature I want to use. How does it work? Which is to say, how do I add it?

Copy paste this script to functions.php , to use this Hook . Points - Hook - Publish content.