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<?php
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/**
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* Payment related functions.
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*
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* @since 1.8.2
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*/
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/**
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* Get supported currencies.
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*
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* @since 1.2.4
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*
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* @return array
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*/
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function wpforms_get_currencies() {
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$currencies = [
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'USD' => [
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'name' => esc_html__( 'U.S. Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'GBP' => [
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'name' => esc_html__( 'Pound Sterling', 'wpforms-lite' ),
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'symbol' => '£',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'EUR' => [
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'name' => esc_html__( 'Euro', 'wpforms-lite' ),
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'symbol' => '€',
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'symbol_pos' => 'right',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'AUD' => [
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'name' => esc_html__( 'Australian Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'BRL' => [
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'name' => esc_html__( 'Brazilian Real', 'wpforms-lite' ),
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'symbol' => 'R$',
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'symbol_pos' => 'left',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'CAD' => [
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'name' => esc_html__( 'Canadian Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'CZK' => [
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'name' => esc_html__( 'Czech Koruna', 'wpforms-lite' ),
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'symbol' => 'Kč',
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'symbol_pos' => 'right',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'DKK' => [
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'name' => esc_html__( 'Danish Krone', 'wpforms-lite' ),
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'symbol' => 'kr.',
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'symbol_pos' => 'right',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'HKD' => [
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'name' => esc_html__( 'Hong Kong Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'HUF' => [
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'name' => esc_html__( 'Hungarian Forint', 'wpforms-lite' ),
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'symbol' => 'Ft',
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'symbol_pos' => 'right',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'ILS' => [
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'name' => esc_html__( 'Israeli New Sheqel', 'wpforms-lite' ),
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'symbol' => '₪',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'MYR' => [
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'name' => esc_html__( 'Malaysian Ringgit', 'wpforms-lite' ),
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'symbol' => 'RM',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'MXN' => [
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'name' => esc_html__( 'Mexican Peso', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'NOK' => [
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'name' => esc_html__( 'Norwegian Krone', 'wpforms-lite' ),
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'symbol' => 'Kr',
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'symbol_pos' => 'left',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'NZD' => [
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'name' => esc_html__( 'New Zealand Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'PHP' => [
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'name' => esc_html__( 'Philippine Peso', 'wpforms-lite' ),
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'symbol' => 'Php',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'PLN' => [
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'name' => esc_html__( 'Polish Zloty', 'wpforms-lite' ),
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'symbol' => 'zł',
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'symbol_pos' => 'left',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'RUB' => [
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'name' => esc_html__( 'Russian Ruble', 'wpforms-lite' ),
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'symbol' => 'pyб',
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'symbol_pos' => 'right',
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'thousands_separator' => ' ',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'SGD' => [
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'name' => esc_html__( 'Singapore Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'ZAR' => [
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'name' => esc_html__( 'South African Rand', 'wpforms-lite' ),
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'symbol' => 'R',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'SEK' => [
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'name' => esc_html__( 'Swedish Krona', 'wpforms-lite' ),
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'symbol' => 'Kr',
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'symbol_pos' => 'right',
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'thousands_separator' => '.',
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'decimal_separator' => ',',
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'decimals' => 2,
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],
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'CHF' => [
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'name' => esc_html__( 'Swiss Franc', 'wpforms-lite' ),
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'symbol' => 'CHF',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'TWD' => [
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'name' => esc_html__( 'Taiwan New Dollar', 'wpforms-lite' ),
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'symbol' => '$',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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'THB' => [
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'name' => esc_html__( 'Thai Baht', 'wpforms-lite' ),
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'symbol' => '฿',
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'symbol_pos' => 'left',
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'thousands_separator' => ',',
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'decimal_separator' => '.',
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'decimals' => 2,
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],
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];
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/**
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* Filter for currencies supported in WPForms payments.
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*
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* @since 1.2.4
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*
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* @param array $currencies List of currencies.
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*/
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return array_change_key_case( (array) apply_filters( 'wpforms_currencies', $currencies ), CASE_UPPER );
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}
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/**
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* Sanitize amount by stripping out thousands separators.
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*
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* @link https://github.com/easydigitaldownloads/easy-digital-downloads/blob/master/includes/formatting.php#L24
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*
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* @since 1.2.6
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*
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* @param string $amount Price amount.
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* @param string $currency Currency ISO code (USD, EUR, etc).
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*
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* @return string $amount
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*/
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function wpforms_sanitize_amount( $amount, $currency = '' ) { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
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if ( empty( $currency ) ) {
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$currency = wpforms_get_currency();
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}
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$currency = strtoupper( $currency );
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$currencies = wpforms_get_currencies();
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$thousands_sep = isset( $currencies[ $currency ]['thousands_separator'] ) ? $currencies[ $currency ]['thousands_separator'] : ',';
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$decimal_sep = isset( $currencies[ $currency ]['decimal_separator'] ) ? $currencies[ $currency ]['decimal_separator'] : '.';
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// Sanitize the amount.
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if ( $decimal_sep === ',' && strpos( $amount, $decimal_sep ) !== false ) {
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if ( ( $thousands_sep === '.' || $thousands_sep === ' ' ) && strpos( $amount, $thousands_sep ) !== false ) {
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$amount = str_replace( $thousands_sep, '', $amount );
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} elseif ( empty( $thousands_sep ) && strpos( $amount, '.' ) !== false ) {
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$amount = str_replace( '.', '', $amount );
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}
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$amount = str_replace( $decimal_sep, '.', $amount );
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} elseif ( $thousands_sep === ',' && strpos( $amount, $thousands_sep ) !== false ) {
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$amount = str_replace( $thousands_sep, '', $amount );
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}
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/**
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* Remove any characters that are not a digit, a decimal point, or a minus sign.
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*
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* E is exponent notation. Float number can be written in the form 2E-13, which means 2 * 10^-13.
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* 0-9 is digits.
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* . is decimal point.
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* - is minus sign.
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*/
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$amount = (string) preg_replace( '/[^E0-9.-]/', '', $amount );
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/**
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* Set correct currency decimals.
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*
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* @since 1.6.6
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*
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* @param int $decimals Default number of decimals.
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* @param string $amount Price amount.
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*/
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$decimals = (int) apply_filters(
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'wpforms_sanitize_amount_decimals',
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wpforms_get_currency_decimals( $currency ),
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$amount
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);
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return number_format( (float) $amount, $decimals, '.', '' );
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}
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/**
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* Return a nicely formatted amount.
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*
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* @since 1.2.6
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*
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* @param string $amount Price amount.
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* @param bool $symbol Currency symbol ($, €).
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* @param string $currency Currency ISO code (USD, EUR, etc).
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*
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* @return string $amount Newly formatted amount or Price Not Available
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*/
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function wpforms_format_amount( $amount, $symbol = false, $currency = '' ) { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
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if ( empty( $currency ) ) {
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$currency = wpforms_get_currency();
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}
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$currency = strtoupper( $currency );
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$currencies = wpforms_get_currencies();
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$thousands_sep = isset( $currencies[ $currency ]['thousands_separator'] ) ? $currencies[ $currency ]['thousands_separator'] : ',';
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$decimal_sep = isset( $currencies[ $currency ]['decimal_separator'] ) ? $currencies[ $currency ]['decimal_separator'] : '.';
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$sep_found = ! empty( $decimal_sep ) ? strpos( $amount, $decimal_sep ) : false;
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// Format the amount.
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if (
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$decimal_sep === ',' &&
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$sep_found !== false
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) {
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$whole = substr( $amount, 0, $sep_found );
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$part = substr( $amount, $sep_found + 1, ( strlen( $amount ) - 1 ) );
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$amount = $whole . '.' . $part;
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}
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// Strip "," (comma) from the amount (if set as the thousands' separator).
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if (
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$thousands_sep === ',' &&
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strpos( $amount, $thousands_sep ) !== false
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) {
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$amount = (float) str_replace( ',', '', $amount );
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}
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if ( empty( $amount ) ) {
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$amount = 0;
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}
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/** This filter is documented in wpforms_sanitize_amount function above. */
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$decimals = (int) apply_filters(
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'wpforms_sanitize_amount_decimals',
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wpforms_get_currency_decimals( $currency ),
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$amount
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);
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$number = number_format( (float) $amount, $decimals, $decimal_sep, $thousands_sep );
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// Display a symbol, if any.
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if ( $symbol && isset( $currencies[ $currency ]['symbol_pos'] ) ) {
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/**
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* Filter for currency symbol padding.
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*
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* @since 1.2.6
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*
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* @param string $symbol_padding Currency symbol padding.
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*/
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$symbol_padding = apply_filters( 'wpforms_currency_symbol_padding', ' ' );
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if ( $currencies[ $currency ]['symbol_pos'] === 'right' ) {
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$number .= $symbol_padding . $currencies[ $currency ]['symbol'];
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} else {
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$number = $currencies[ $currency ]['symbol'] . $symbol_padding . $number;
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}
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}
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return $number;
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}
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/**
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* Get default number of decimals for a given currency.
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* If not provided inside the currency, default value is used, which is 2.
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*
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* @since 1.6.6
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*
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* @param array|string $currency Currency data we are getting decimals for.
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*
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* @return int
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*/
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function wpforms_get_currency_decimals( $currency ) {
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if ( is_string( $currency ) ) {
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$currencies = wpforms_get_currencies();
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$currency_code = strtoupper( $currency );
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$currency = isset( $currencies[ $currency_code ] ) ? $currencies[ $currency_code ] : [];
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}
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/**
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* Get currency decimals.
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*
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* @since 1.6.6
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*
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* @param int $decimals Default number of decimals.
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* @param array|string $currency Currency data we are getting decimals for.
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*/
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return (int) apply_filters(
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'wpforms_get_currency_decimals',
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isset( $currency['decimals'] ) ? $currency['decimals'] : 2,
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$currency
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);
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}
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/**
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* Get payments currency.
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* If the currency not available anymore 'USD' used as default.
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*
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* @since 1.6.6
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*
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* @return string
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*/
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function wpforms_get_currency() {
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$currency = wpforms_setting( 'currency' );
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$currencies = wpforms_get_currencies();
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/**
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* Get payments currency.
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*
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* @since 1.6.6
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*
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* @param string $currency Payments currency.
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* @param array $currencies Available currencies.
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*/
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return apply_filters(
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'wpforms_get_currency',
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isset( $currencies[ $currency ] ) ? $currency : 'USD',
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$currencies
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);
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}
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/**
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* Return recognized payment field types.
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*
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* @since 1.0.0
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*
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* @return array
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*/
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function wpforms_payment_fields() {
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/**
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* Filters the recognized payment field types.
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*
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* @since 1.0.0
|
|
|
*
|
|
|
* @param array $fields Payment field types.
|
|
|
*/
|
|
|
return (array) apply_filters(
|
|
|
'wpforms_payment_fields',
|
|
|
[ 'payment-single', 'payment-multiple', 'payment-checkbox', 'payment-select' ]
|
|
|
);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Check if form or entry contains payment.
|
|
|
*
|
|
|
* @since 1.0.0
|
|
|
*
|
|
|
* @param string $type Either 'entry' or 'form'.
|
|
|
* @param array $data List of form fields.
|
|
|
*
|
|
|
* @return bool
|
|
|
*/
|
|
|
function wpforms_has_payment( $type = 'entry', $data = [] ) {
|
|
|
|
|
|
$payment = false;
|
|
|
$payment_fields = wpforms_payment_fields();
|
|
|
|
|
|
if ( ! empty( $data['fields'] ) ) {
|
|
|
$data = $data['fields'];
|
|
|
}
|
|
|
|
|
|
if ( empty( $data ) ) {
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
foreach ( $data as $field ) {
|
|
|
if ( isset( $field['type'] ) && in_array( $field['type'], $payment_fields, true ) ) {
|
|
|
|
|
|
// For entries, only return true if the payment field has an amount.
|
|
|
if (
|
|
|
$type === 'form' ||
|
|
|
(
|
|
|
$type === 'entry' &&
|
|
|
! empty( $field['amount'] ) &&
|
|
|
! empty( wpforms_sanitize_amount( $field['amount'] ) )
|
|
|
)
|
|
|
) {
|
|
|
$payment = true;
|
|
|
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return $payment;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Check to see if a form has an active payment gateway configured.
|
|
|
*
|
|
|
* @since 1.4.5
|
|
|
*
|
|
|
* @param array $form_data Form data and settings.
|
|
|
*
|
|
|
* @return bool
|
|
|
*/
|
|
|
function wpforms_has_payment_gateway( $form_data ) {
|
|
|
|
|
|
// PayPal Standard check.
|
|
|
if ( ! empty( $form_data['payments']['paypal_standard']['enable'] ) ) {
|
|
|
return true;
|
|
|
}
|
|
|
|
|
|
// Stripe Check.
|
|
|
if ( ! empty( $form_data['payments']['stripe']['enable'] ) ) {
|
|
|
return true;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Allow modifying whether a form has an active payment gateway.
|
|
|
*
|
|
|
* @since 1.4.5
|
|
|
*
|
|
|
* @param bool $result True if a form has an active payment gateway.
|
|
|
* @param array $form_data Form data and settings.
|
|
|
*/
|
|
|
return (bool) apply_filters( 'wpforms_has_payment_gateway', false, $form_data );
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Get payment total amount from entry.
|
|
|
*
|
|
|
* @since 1.0.0
|
|
|
* @since 1.8.2.2 Added PHP max() function before returning a total.
|
|
|
*
|
|
|
* @param array $fields List of fields.
|
|
|
*
|
|
|
* @return string
|
|
|
*/
|
|
|
function wpforms_get_total_payment( $fields ) {
|
|
|
|
|
|
$fields = wpforms_get_payment_items( $fields );
|
|
|
$total = 0;
|
|
|
|
|
|
if ( empty( $fields ) ) {
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
foreach ( $fields as $field ) {
|
|
|
if ( ! empty( $field['amount'] ) ) {
|
|
|
$amount = wpforms_sanitize_amount( $field['amount'] );
|
|
|
$total += $amount;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
$total = max( 0, $total );
|
|
|
|
|
|
return wpforms_sanitize_amount( $total );
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Get payment fields in an entry.
|
|
|
*
|
|
|
* @since 1.0.0
|
|
|
*
|
|
|
* @param array $fields List of fields.
|
|
|
*
|
|
|
* @return array|bool False if no fields provided, otherwise array.
|
|
|
*/
|
|
|
function wpforms_get_payment_items( $fields = [] ) {
|
|
|
|
|
|
if ( empty( $fields ) ) {
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
$payment_fields = wpforms_payment_fields();
|
|
|
|
|
|
foreach ( $fields as $id => $field ) {
|
|
|
if (
|
|
|
empty( $field['type'] ) ||
|
|
|
empty( $field['amount'] ) ||
|
|
|
! in_array( $field['type'], $payment_fields, true ) ||
|
|
|
empty( wpforms_sanitize_amount( $field['amount'] ) )
|
|
|
) {
|
|
|
// Remove all non-payment fields as well as payment fields with no amount.
|
|
|
unset( $fields[ $id ] );
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return $fields;
|
|
|
}
|