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<?php |
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/** |
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* Price Functions |
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* |
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* @package Give |
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* @subpackage Functions |
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* @copyright Copyright (c) 2016, GiveWP |
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* @license https://opensource.org/licenses/gpl-license GNU Public License |
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* @since 1.0 |
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*/ |
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// Exit if accessed directly. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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/** |
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* Checks to see if a Give form has variable prices enabled. |
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* |
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* @since 1.0 |
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* |
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* @param int $form_id ID number of the form to check |
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* |
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* @return bool true if has variable prices, false otherwise |
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*/ |
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function give_has_variable_prices( $form_id = 0 ) { |
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if ( empty( $form_id ) ) { |
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return false; |
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} |
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$form = new Give_Donate_Form( $form_id ); |
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return $form->has_variable_prices(); |
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} |
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/** |
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* Retrieves the variable prices for a form |
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* |
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* @since 1.0 |
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* |
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* @param int $form_id ID of the Give form |
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* |
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* @return array|bool Variable prices |
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*/ |
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function give_get_variable_prices( $form_id = 0 ) { |
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if ( empty( $form_id ) ) { |
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return false; |
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} |
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$form = new Give_Donate_Form( $form_id ); |
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return $form->prices; |
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} |
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/** |
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* Retrieves the variable price ids for a form |
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* |
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* @since 1.8.8 |
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* |
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* @param int $form_id ID of the Give form |
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* |
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* @return array Variable prices |
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*/ |
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function give_get_variable_price_ids( $form_id = 0 ) { |
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if( ! ( $prices = give_get_variable_prices( $form_id ) ) ) { |
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return array(); |
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} |
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$price_ids = array(); |
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foreach ( $prices as $price ){ |
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$price_ids[] = $price['_give_id']['level_id']; |
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} |
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return $price_ids; |
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} |
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/** |
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* Get the default amount for multi-level forms |
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* |
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* @access public |
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* @since 1.0 |
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* |
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* @param int $form_id |
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* |
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* @return string $default_price |
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*/ |
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function give_get_default_multilevel_amount( $form_id ) { |
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$default_price = '1.00'; |
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// Get default level price data. |
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$default_level = give_form_get_default_level( $form_id ); |
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$default_price = isset( $default_level['_give_amount'] ) ? $default_level['_give_amount'] : $default_price; |
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return $default_price; |
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} |
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/** |
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* Get Default Form Amount |
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* |
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* Grabs the default amount for set and level forms |
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* |
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* @param int $form_id |
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* |
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* @return string $default_price |
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* @since 1.0 |
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*/ |
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function give_get_default_form_amount( $form_id ) { |
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if ( give_has_variable_prices( $form_id ) ) { |
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$default_amount = give_get_default_multilevel_amount( $form_id ); |
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} else { |
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$default_amount = give_get_meta( $form_id, '_give_set_price', true ); |
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} |
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return apply_filters( 'give_default_form_amount', $default_amount, $form_id ); |
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} |
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/** |
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* Determine if custom price mode is enabled or disabled. |
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* |
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* This function is wrapper function to Give_Donate_Form::is_custom_price_mode() |
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* |
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* @since 1.6 |
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* |
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* @param int $form_id Form ID. |
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* |
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* @use Give_Donate_Form::is_custom_price_mode() |
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* |
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* @return bool |
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*/ |
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function give_is_custom_price_mode( $form_id = 0 ) { |
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if ( empty( $form_id ) ) { |
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return false; |
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} |
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$form = new Give_Donate_Form( $form_id ); |
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return $form->is_custom_price_mode(); |
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} |
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This check looks for function or method calls that always return null and whose return value is assigned to a variable.
The method
getObject()
can return nothing but null, so it makes no sense to assign that value to a variable.The reason is most likely that a function or method is imcomplete or has been reduced for debug purposes.