<?php
    // add the following lines to change the label for Offline Donations
function my_custom_gateway_labels( $gateways ) {
	// add the following 4 lines to change the label for Offline Donations
	$gateways['offline'] = array(
		'admin_label'    => 'Offline Donation',
		'checkout_label' => __( 'Mail a Check', 'give' ),
	);
    	// add the following 4 lines to change the label for PayPal Standard
	$gateways['paypal'] = array(
		'admin_label'    => 'PayPal Standard',
		'checkout_label' => __( 'Credit/Debit Card or PayPal', 'give' ),
	);

    return $gateways;
}
add_filter( 'give_payment_gateways', 'my_custom_gateway_labels', 10 );

    /**
 * Validation donation amount. Note: Give handles validation minimum amount out-of-the-box.
 *
 * Check that a donation is above or below a maximum amount.
 *
 * @param $valid_data
 * @param $data
 */
function give_donations_validate_donation_amount( $valid_data, $data ) {
	// Only validate the form with the IDs "754" and "586";
	// Remove "If" statement to validation for all forms
	// For a single form, use this instead:

//	$forms = array( 1425 );
//	if ( ! in_array( $data['give-form-id'], $forms ) ) {
//		return;
//	}

	$sanitized_amount = (int) give_sanitize_amount( $data['give-amount'] );
	$max_amount       = 190;

	//Check for message data
	if ( $sanitized_amount > $max_amount ) {
		give_set_error( 'give_message', sprintf( __( 'Sorry, we can\'t accept donations more than %s.', 'give' ), give_currency_filter( give_format_amount( $max_amount ) ) ) );
	}

}

add_action( 'give_checkout_error_checks', 'give_donations_validate_donation_amount', 10, 2 );

/**
 * Add Custom Donation Form Fields
 *
 * @param $form_id
 */
function give_myprefix_custom_form_fields( $form_id ) {
	// Only display for forms with the IDs "754" and "578";
	// Remove "If" statement to display on all forms
	// For a single form, use this instead:
	// if ( $form_id == 754) {
	( $form_id == 128); ?>
		<div id="give-referral-wrap">
			<label class="give-label" for="give-referral"><?php _e( 'Occupation and Employer? Required by California Law.:', 'give' ); ?>		<span class="give-tooltip icon icon-question" data-tooltip="<?php _e( 'Please take a second to tell us how you first heard about Girl Develop It.', 'give' ) ?>"></span>
			</label>
			<textarea class="give-textarea" name="give_referral" id="give-referral"></textarea>
		</div>
	<?php
}

add_action( 'give_donation_form_after_email', 'give_myprefix_custom_form_fields', 10, 1 );

/**
 * Validate Custom Field
 *
 * Check for errors without custom fields
 *
 * @param $valid_data
 * @param $data
 */
function give_myprefix_validate_custom_fields( $valid_data, $data ) {
	// Only validate the form with the IDs "754" and "578";
	// Remove "If" statement to display on all forms
	// For a single form, use this instead:
	// if ( $form_id == 754) {
	( $form_id == 128);
	 {
		$required_fields['give_referral'] = array(
			'error_id'      => 'invalid_give_referral',
			'error_message' => __( 'Please tell us your occupation and employer (required by California state law).', 'give' ),
		);
	}

	return $required_fields;
}

add_filter( 'give_donation_form_required_fields', 'give_myprefix_validate_custom_fields', 10, 2 );

/**
 * Add Field to Payment Meta
 *
 * Store the custom field data custom post meta attached to the `give_payment` CPT.
 *
 * @param $payment_id
 * @param $payment_data
 *
 * @return mixed
 */
function myprefix123_give_donations_save_custom_fields( $payment_id, $payment_data ) {
      if ( isset( $_POST['give_referral'] ) ) {
		$message = implode( "\n", array_map( 'sanitize_text_field', explode( "\n", $_POST['give_referral'] ) ) );
		add_post_meta( $payment_id, 'give_referral', $message );
	}
}

add_action( 'give_insert_payment', 'myprefix123_give_donations_save_custom_fields', 10, 2 );

/**
 * Show Data in Payment Details
 *
 * Show the custom field(s) on the payment details page in wp-admin
 *
 * @param $payment_meta
 * @param $user_info
 */
function give_myprefix_purchase_details( $payment_meta, $user_info ) {
	// Bounce out if no data for this transaction
	$give_referral = get_post_meta( $payment_id, 'give_referral', true );
        if ( $give_referral ) : ?>
	<div class="referral-data">
		<label><?php _e( 'Referral:', 'give' ); ?></label>
		<?php echo wpautop( $give_referral ); ?>
	</div>
        <?php endif;
 }

add_action( 'give_payment_personal_details_list', 'give_myprefix_purchase_details', 10, 2 );

/**
 * Require Last Name Snippet.
 *
 * Adds asterisk and error validation to the last name field of all Give forms.
 *
 * @param $required_fields
 * @param $form_id
 *
 * @return mixed
 */
function give_require_last_name( $required_fields, $form_id ) {
	$required_fields['give_last'] = array(
		'error_id'      => 'invalid_last_name',
		'error_message' => __( 'Please enter your last name', 'give' )
	);
	return $required_fields;
}
add_filter( 'give_donation_form_required_fields', 'give_require_last_name', 10, 2 );