Disable Donations After Goal Is Reached

/**

 * NOTE: This code snippet must be included in your theme's functions.php file,

 * or in a custom plugin. It will cause an error if you add it using a plugin

 * like Code Snippets.

 */

/**

 * This function disables donations to campaigns after they have reached

 * their goal.

 *

 * Note that this won't prevent the final donor - the one whose donation

 * tips the campaign over the goal - from donating *more* than is required

 * to reach the goal. It will prevent any donations being made after that

 * donation has beeen made (unless donations are refunded, cancelled, etc.).

 *

 * @param boolean             $can      Whether the campaign can receive donations.

 * @param Charitable_Campaign $campaign This instance of `Charitable_Campaign`.

 */

function ed_charitable_disable_donations_after_goal_is_reached( $can, Charitable_Campaign $campaign ) {

	/**

	 * If you would like to only do this for a specific campaign, uncomment the

	 * next three lines and change '123' to the ID of your campaign.

	 */

	// if ( 123 != $campaign->ID ) {

	//	return $can;

	// }

	/**

	 * Don't do anything for campaigns without a goal.

	 */

	if ( ! $campaign->has_goal() ) {

		return $can;

	}

	/**

	 * If the campaign has reached its goal, set $can to false.

	 */

	if ( $campaign->has_achieved_goal() ) {

		$can = false;

	}

	return $can;

}

add_filter( 'charitable_campaign_can_receive_donations', 'ed_charitable_disable_donations_after_goal_is_reached', 10, 2 );

/**

 * If a campaign can no longer receive donations because its goal has been

 * reached, you may not want to show the amount of time left on the campaign

 * page.

 *

 * NOTE: This function overrides the function of the same name in Charitable.

 *

 * @param  Charitable_Campaign $campaign The campaign object.

 * @return boolean     True if the template was displayed. False otherwise.

 */

if ( ! function_exists( 'charitable_template_campaign_time_left' ) ) {

	function charitable_template_campaign_time_left( $campaign ) {

		if ( $campaign->is_endless() ) {

			return false;

		}

		/**

		 * If the campaign has a goal and it has achieved that goal, show

		 * that instead of the time left.

		 */

		if ( $campaign->has_goal() && $campaign->has_achieved_goal() ) {

			?>

			<div class="campaign-time-left campaign-summary-item"><?php _e( 'This campaign has reached its goal.', 'ed-charitable' ); ?></div>

			<?php

		} else {

			charitable_template( 'campaign/summary-time-left.php', array( 'campaign' => $campaign ) );

		}

		return true;

	}

}