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<?php
/**
* Helper function to trigger displaying a form.
*
* @since 1.0.2
*
* @param mixed $form_id Form ID.
* @param bool $title Form title.
* @param bool $desc Form description.
*/
function wpforms_display( $form_id = false, $title = false, $desc = false ) {
wpforms()->frontend->output( $form_id, $title, $desc );
}
/**
* Perform json_decode and unslash.
*
* IMPORTANT: This function decodes the result of wpforms_encode() properly only if
* wp_insert_post() or wp_update_post() were used after the data is encoded.
* Both wp_insert_post() and wp_update_post() remove excessive slashes added by wpforms_encode().
*
* Using wpforms_decode() on wpforms_encode() result directly
* (without using wp_insert_post() or wp_update_post() first) always returns null or false.
*
* @since 1.0.0
*
* @param string $data Data to decode.
*
* @return array|false|null
*/
function wpforms_decode( $data ) {
if ( ! $data || empty( $data ) ) {
return false;
}
return wp_unslash( json_decode( $data, true ) );
}
/**
* Perform json_encode and wp_slash.
*
* IMPORTANT: This function adds excessive slashes to prevent data damage
* by wp_insert_post() or wp_update_post() that use wp_unslash() on all the incoming data.
*
* Decoding the result of this function by wpforms_decode() directly
* (without using wp_insert_post() or wp_update_post() first) always returns null or false.
*
* @since 1.3.1.3
*
* @param mixed $data Data to encode.
*
* @return string|false
*/
function wpforms_encode( $data = false ) {
if ( empty( $data ) ) {
return false;
}
return wp_slash( wp_json_encode( $data ) );
}
/**
* Check if a string is a valid URL.
*
* @since 1.0.0
* @since 1.5.8 Changed the pattern used to validate the URL.
*
* @param string $url Input URL.
*
* @return bool
*/
function wpforms_is_url( $url ) {
// The pattern taken from https://gist.github.com/dperini/729294.
// It is the best choice according to the https://mathiasbynens.be/demo/url-regex.
$pattern = '%^(?:(?:(?:https?|ftp):)?\/\/)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z0-9\x{00a1}-\x{ffff}][a-z0-9\x{00a1}-\x{ffff}_-]{0,62})?[a-z0-9\x{00a1}-\x{ffff}]\.)+(?:[a-z\x{00a1}-\x{ffff}]{2,}\.?))(?::\d{2,5})?(?:[/?#]\S*)?$%iu';
if ( preg_match( $pattern, trim( $url ) ) ) {
return true;
}
return false;
}
/**
* Verify that an email is valid.
* See the linked RFC.
*
* @see https://www.rfc-editor.org/rfc/inline-errata/rfc3696.html
*
* @since 1.7.3
*
* @param string $email Email address to verify.
*
* @return bool Returns a valid email address on success, false on failure.
*/
function wpforms_is_email( $email ) { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
// Do not allow callables, arrays and objects.
if ( ! is_scalar( $email ) ) {
return false;
}
// Email can't be longer than 254 octets,
// otherwise it can't be used to send an email address (limitation in the MAIL and RCPT commands).
// 1 octet = 8 bits = 1 byte.
if ( strlen( $email ) > 254 ) {
return false;
}
$email_arr = explode( '@', $email );
if ( count( $email_arr ) !== 2 ) {
return false;
}
list( $local, $domain ) = $email_arr;
/**
* RFC requires local part to be no longer than 64 octets.
* Punycode library checks for 63 octets.
*
* @link https://github.com/true/php-punycode/blob/master/src/Punycode.php#L182.
*/
if ( strlen( $local ) > 63 ) {
return false;
}
$domain_arr = explode( '.', $domain );
foreach ( $domain_arr as $domain_label ) {
// The RFC says: 'A DNS label may be no more than 63 octets long'.
if ( strlen( $domain_label ) > 63 ) {
return false;
}
}
// Other limitations are checked by the native WordPress function is_email().
return (bool) is_email( $email );
}
/**
* Get the current URL.
*
* @since 1.0.0
* @since 1.7.2 Refactored based on the `home_url` function.
*
* @return string
*/
function wpforms_current_url() {
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotValidated, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
return esc_url_raw( home_url( wp_unslash( $_SERVER['REQUEST_URI'] ) ) );
}
/**
* Convert object to an array.
*
* @since 1.1.7
*
* @param object $object Object to convert.
*
* @return mixed
*/
function wpforms_object_to_array( $object ) {
if ( ! is_object( $object ) && ! is_array( $object ) ) {
return $object;
}
if ( is_object( $object ) ) {
$object = get_object_vars( $object );
}
return array_map( 'wpforms_object_to_array', $object );
}
/**
* Get the value of a specific WPForms setting.
*
* @since 1.0.0
*
* @param string $key
* @param mixed $default
* @param string $option
*
* @return mixed
*/
function wpforms_setting( $key, $default = false, $option = 'wpforms_settings' ) {
$key = wpforms_sanitize_key( $key );
$options = get_option( $option, false );
$value = is_array( $options ) && ! empty( $options[ $key ] ) ? wp_unslash( $options[ $key ] ) : $default;
return $value;
}
/**
* Update plugin settings option and allow it to be filterable.
*
* @since 1.6.6
*
* @param array $settings A plugin settings array that is saved into options table.
*
* @return bool
*/
function wpforms_update_settings( $settings ) {
/**
* Allows plugin settings to be modified before persisting in the database.
*
* @since 1.6.6
*
* @param array $settings An array of plugin settings to modify.
*/
$settings = (array) apply_filters( 'wpforms_update_settings', $settings );
$updated = update_option( 'wpforms_settings', $settings );
/**
* Fires after the plugin settings were persisted in the database.
*
* The `$updated` parameter allows to check whether the update was actually successful.
*
* @since 1.6.1
*
* @param array $settings An array of plugin settings.
* @param bool $updated Whether an option was updated or not.
*/
do_action( 'wpforms_settings_updated', $settings, $updated );
return $updated;
}
/**
* Sanitize key, primarily used for looking up options.
*
* @since 1.3.9
*
* @param string $key
*
* @return string
*/
function wpforms_sanitize_key( $key = '' ) {
return preg_replace( '/[^a-zA-Z0-9_\-\.\:\/]/', '', $key );
}
/**
* Check if form provided contains the specified field type.
*
* @since 1.0.5
*
* @param array|string $type
* @param array|object $form
* @param bool $multiple
*
* @return bool
*/
function wpforms_has_field_type( $type, $form, $multiple = false ) {
$form_data = '';
$field = false;
$type = (array) $type;
if ( $multiple ) {
foreach ( $form as $single_form ) {
$field = wpforms_has_field_type( $type, $single_form );
if ( $field ) {
break;
}
}
return $field;
}
if ( is_object( $form ) && ! empty( $form->post_content ) ) {
$form_data = wpforms_decode( $form->post_content );
} elseif ( is_array( $form ) ) {
$form_data = $form;
}
if ( empty( $form_data['fields'] ) ) {
return false;
}
foreach ( $form_data['fields'] as $single_field ) {
if ( in_array( $single_field['type'], $type, true ) ) {
$field = true;
break;
}
}
return $field;
}
/**
* Check if form provided contains a field which a specific setting.
*
* @since 1.4.5
*
* @param string $setting
* @param object|array $form
* @param bool $multiple
*
* @return bool
*/
function wpforms_has_field_setting( $setting, $form, $multiple = false ) {
$form_data = '';
$field = false;
if ( $multiple ) {
foreach ( $form as $single_form ) {
$field = wpforms_has_field_setting( $setting, $single_form );
if ( $field ) {
break;
}
}
return $field;
}
if ( is_object( $form ) && ! empty( $form->post_content ) ) {
$form_data = wpforms_decode( $form->post_content );
} elseif ( is_array( $form ) ) {
$form_data = $form;
}
if ( empty( $form_data['fields'] ) ) {
return false;
}
foreach ( $form_data['fields'] as $single_field ) {
if ( ! empty( $single_field[ $setting ] ) ) {
$field = true;
break;
}
}
return $field;
}
/**
* Check if form provided contains Page Break, if so give details.
*
* @since 1.0.0
*
* @todo It is not used since 1.4.0. Probably, it should be deprecated and suggest using the wpforms_get_pagebreak_details() function.
*
* @param WP_Post|array $form Form data.
*
* @return int|bool Pages count or false.
*/
function wpforms_has_pagebreak( $form = false ) {
if ( ! wpforms()->is_pro() ) {
return false;
}
$form_data = '';
$pagebreak = false;
$pages = 1;
if ( is_object( $form ) && ! empty( $form->post_content ) ) {
$form_data = wpforms_decode( $form->post_content );
} elseif ( is_array( $form ) ) {
$form_data = $form;
}
if ( empty( $form_data['fields'] ) ) {
return false;
}
$fields = $form_data['fields'];
foreach ( $fields as $field ) {
if ( $field['type'] === 'pagebreak' && empty( $field['position'] ) ) {
$pagebreak = true;
$pages ++;
}
}
if ( $pagebreak ) {
return $pages;
}
return false;
}
/**
* Try to find and return a top or bottom Page Break.
*
* @since 1.2.1
*
* @todo It is not used since 1.4.0. Probably, it should be deprecated and suggest using the wpforms_get_pagebreak_details() function.
*
* @param WP_Post|array $form Form data.
* @param string|bool $type Type of Page Break fields (top, bottom, pages or false).
*
* @return array|bool
*/
function wpforms_get_pagebreak( $form = false, $type = false ) {
if ( ! wpforms()->is_pro() ) {
return false;
}
$form_data = '';
if ( is_object( $form ) && ! empty( $form->post_content ) ) {
$form_data = wpforms_decode( $form->post_content );
} elseif ( is_array( $form ) ) {
$form_data = $form;
}
if ( empty( $form_data['fields'] ) ) {
return false;
}
$fields = $form_data['fields'];
$pages = [];
foreach ( $fields as $field ) {
if ( $field['type'] !== 'pagebreak' ) {
continue;
}
$position = ! empty( $field['position'] ) ? $field['position'] : false;
if ( $type === 'pages' && $position !== 'bottom' ) {
$pages[] = $field;
} elseif ( $position === $type ) {
return $field;
}
}
if ( ! empty( $pages ) ) {
return $pages;
}
return false;
}
/**
* Return information about pages if the form has multiple pages.
*
* @since 1.3.7
*
* @param WP_Post|array $form Form data.
*
* @return false|array Page Break details or false.
*/
function wpforms_get_pagebreak_details( $form = false ) {
if ( ! wpforms()->is_pro() ) {
return false;
}
$details = [];
$pages = 1;
if ( is_object( $form ) && ! empty( $form->post_content ) ) {
$form_data = wpforms_decode( $form->post_content );
} elseif ( is_array( $form ) ) {
$form_data = $form;
}
if ( empty( $form_data['fields'] ) ) {
return false;
}
foreach ( $form_data['fields'] as $field ) {
if ( $field['type'] !== 'pagebreak' ) {
continue;
}
if ( empty( $field['position'] ) ) {
$pages ++;
$details['total'] = $pages;
$details['pages'][] = $field;
} elseif ( $field['position'] === 'top' ) {
$details['top'] = $field;
} elseif ( $field['position'] === 'bottom' ) {
$details['bottom'] = $field;
}
}
if ( ! empty( $details ) ) {
$details['top'] = empty( $details['top'] ) ? [] : $details['top'];
$details['bottom'] = empty( $details['bottom'] ) ? [] : $details['bottom'];
$details['current'] = 1;
return $details;
}
return false;
}
/**
* Format, sanitize, and return/echo HTML element ID, classes, attributes,
* and data attributes.
*
* @since 1.3.7
*
* @param string $id
* @param array $class
* @param array $datas
* @param array $atts
* @param bool $echo
*
* @return string
*/
function wpforms_html_attributes( $id = '', $class = array(), $datas = array(), $atts = array(), $echo = false ) {
$id = trim( $id );
$parts = array();
if ( ! empty( $id ) ) {
$id = sanitize_html_class( $id );
if ( ! empty( $id ) ) {
$parts[] = 'id="' . $id . '"';
}
}
if ( ! empty( $class ) ) {
$class = wpforms_sanitize_classes( $class, true );
if ( ! empty( $class ) ) {
$parts[] = 'class="' . $class . '"';
}
}
if ( ! empty( $datas ) ) {
foreach ( $datas as $data => $val ) {
$parts[] = 'data-' . sanitize_html_class( $data ) . '="' . esc_attr( $val ) . '"';
}
}
if ( ! empty( $atts ) ) {
foreach ( $atts as $att => $val ) {
if ( '0' === (string) $val || ! empty( $val ) ) {
if ( $att[0] === '[' ) {
// Handle special case for bound attributes in AMP.
$escaped_att = '[' . sanitize_html_class( trim( $att, '[]' ) ) . ']';
} else {
$escaped_att = sanitize_html_class( $att );
}
$parts[] = $escaped_att . '="' . esc_attr( $val ) . '"';
}
}
}
$output = implode( ' ', $parts );
if ( $echo ) {
echo trim( $output ); // phpcs:ignore
} else {
return trim( $output );
}
}
/**
* Sanitize string of CSS classes.
*
* @since 1.2.1
*
* @param array|string $classes
* @param bool $convert True will convert strings to array and vice versa.
*
* @return string|array
*/
function wpforms_sanitize_classes( $classes, $convert = false ) {
$array = is_array( $classes );
$css = array();
if ( ! empty( $classes ) ) {
if ( ! $array ) {
$classes = explode( ' ', trim( $classes ) );
}
foreach ( $classes as $class ) {
if ( ! empty( $class ) ) {
$css[] = sanitize_html_class( $class );
}
}
}
if ( $array ) {
return $convert ? implode( ' ', $css ) : $css;
}
return $convert ? $css : implode( ' ', $css );
}
/**
* Convert a file size provided, such as "2M", to bytes.
*
* @link http://stackoverflow.com/a/22500394
*
* @since 1.0.0
*
* @param string $size
*
* @return int
*/
function wpforms_size_to_bytes( $size ) {
if ( is_numeric( $size ) ) {
return $size;
}
$suffix = substr( $size, - 1 );
$value = substr( $size, 0, - 1 );
switch ( strtoupper( $suffix ) ) {
case 'P':
$value *= 1024;
case 'T':
$value *= 1024;
case 'G':
$value *= 1024;
case 'M':
$value *= 1024;
case 'K':
$value *= 1024;
break;
}
return $value;
}
/**
* Convert a file size provided, such as "2M", to bytes.
*
* @link http://stackoverflow.com/a/22500394
*
* @since 1.0.0
*
* @param bool $bytes
*
* @return mixed
*/
function wpforms_max_upload( $bytes = false ) {
$max = wp_max_upload_size();
if ( $bytes ) {
return $max;
}
return size_format( $max );
}
/**
* Retrieve actual fields from a form.
*
* Non-posting elements such as section divider, page break, and HTML are
* automatically excluded. Optionally a white list can be provided.
*
* @since 1.0.0
*
* @param mixed $form
* @param array $whitelist
*
* @return mixed boolean or array
*/
function wpforms_get_form_fields( $form = false, $whitelist = array() ) {
// Accept form (post) object or form ID.
if ( is_object( $form ) ) {
$form = wpforms_decode( $form->post_content );
} elseif ( is_numeric( $form ) ) {
$form = wpforms()->form->get(
$form,
array(
'content_only' => true,
)
);
}
// White list of field types to allow.
$allowed_form_fields = [
'address',
'checkbox',
'date-time',
'email',
'file-upload',
'gdpr-checkbox',
'hidden',
'likert_scale',
'name',
'net_promoter_score',
'number',
'number-slider',
'payment-checkbox',
'payment-multiple',
'payment-select',
'payment-single',
'payment-total',
'phone',
'radio',
'rating',
'richtext',
'select',
'signature',
'text',
'textarea',
'url',
];
$allowed_form_fields = apply_filters( 'wpforms_get_form_fields_allowed', $allowed_form_fields );
if ( ! is_array( $form ) || empty( $form['fields'] ) ) {
return false;
}
$whitelist = ! empty( $whitelist ) ? $whitelist : $allowed_form_fields;
$form_fields = $form['fields'];
foreach ( $form_fields as $id => $form_field ) {
if ( ! in_array( $form_field['type'], $whitelist, true ) ) {
unset( $form_fields[ $id ] );
}
}
return $form_fields;
}
/**
* Conditional logic form fields supported.
*
* @since 1.5.2
*
* @return array
*/
function wpforms_get_conditional_logic_form_fields_supported() {
$fields_supported = [
'checkbox',
'email',
'hidden',
'net_promoter_score',
'number',
'number-slider',
'payment-checkbox',
'payment-multiple',
'payment-select',
'radio',
'rating',
'richtext',
'select',
'text',
'textarea',
'url',
];
return apply_filters( 'wpforms_get_conditional_logic_form_fields_supported', $fields_supported );
}
/**
* Get meta key value for a form field.
*
* @since 1.1.9
*
* @param int|string $id Field ID.
* @param string $key Meta key.
* @param mixed $form_data Form data array.
*
* @return string
*/
function wpforms_get_form_field_meta( $id = '', $key = '', $form_data = '' ) {
if ( empty( $id ) || empty( $key ) || empty( $form_data ) ) {
return '';
}
if ( ! empty( $form_data['fields'][ $id ]['meta'][ $key ] ) ) {
return $form_data['fields'][ $id ]['meta'][ $key ];
}
return '';
}
/**
* Get meta key value for a form field.
*
* @since 1.3.1
* @since 1.5.0 More strict parameters. Always return an array.
*
* @param string $key Meta key.
* @param string $value Meta value to check against.
* @param array $form_data Form data array.
*
* @return array|bool Empty array, when no data is found.
*/
function wpforms_get_form_fields_by_meta( $key, $value, $form_data ) {
$found = array();
if ( empty( $key ) || empty( $value ) || empty( $form_data['fields'] ) ) {
return $found;
}
foreach ( $form_data['fields'] as $id => $field ) {
if ( ! empty( $field['meta'][ $key ] ) && $value === $field['meta'][ $key ] ) {
$found[ $id ] = $field;
}
}
return $found;
}
/**
* US States.
*
* @since 1.0.0
*
* @return array
*/
function wpforms_us_states() {
$states = array(
'AL' => esc_html__( 'Alabama', 'wpforms-lite' ),
'AK' => esc_html__( 'Alaska', 'wpforms-lite' ),
'AZ' => esc_html__( 'Arizona', 'wpforms-lite' ),
'AR' => esc_html__( 'Arkansas', 'wpforms-lite' ),
'CA' => esc_html__( 'California', 'wpforms-lite' ),
'CO' => esc_html__( 'Colorado', 'wpforms-lite' ),
'CT' => esc_html__( 'Connecticut', 'wpforms-lite' ),
'DE' => esc_html__( 'Delaware', 'wpforms-lite' ),
'DC' => esc_html__( 'District of Columbia', 'wpforms-lite' ),
'FL' => esc_html__( 'Florida', 'wpforms-lite' ),
'GA' => esc_html_x( 'Georgia', 'US State', 'wpforms-lite' ),
'HI' => esc_html__( 'Hawaii', 'wpforms-lite' ),
'ID' => esc_html__( 'Idaho', 'wpforms-lite' ),
'IL' => esc_html__( 'Illinois', 'wpforms-lite' ),
'IN' => esc_html__( 'Indiana', 'wpforms-lite' ),
'IA' => esc_html__( 'Iowa', 'wpforms-lite' ),
'KS' => esc_html__( 'Kansas', 'wpforms-lite' ),
'KY' => esc_html__( 'Kentucky', 'wpforms-lite' ),
'LA' => esc_html__( 'Louisiana', 'wpforms-lite' ),
'ME' => esc_html__( 'Maine', 'wpforms-lite' ),
'MD' => esc_html__( 'Maryland', 'wpforms-lite' ),
'MA' => esc_html__( 'Massachusetts', 'wpforms-lite' ),
'MI' => esc_html__( 'Michigan', 'wpforms-lite' ),
'MN' => esc_html__( 'Minnesota', 'wpforms-lite' ),
'MS' => esc_html__( 'Mississippi', 'wpforms-lite' ),
'MO' => esc_html__( 'Missouri', 'wpforms-lite' ),
'MT' => esc_html__( 'Montana', 'wpforms-lite' ),
'NE' => esc_html__( 'Nebraska', 'wpforms-lite' ),
'NV' => esc_html__( 'Nevada', 'wpforms-lite' ),
'NH' => esc_html__( 'New Hampshire', 'wpforms-lite' ),
'NJ' => esc_html__( 'New Jersey', 'wpforms-lite' ),
'NM' => esc_html__( 'New Mexico', 'wpforms-lite' ),
'NY' => esc_html__( 'New York', 'wpforms-lite' ),
'NC' => esc_html__( 'North Carolina', 'wpforms-lite' ),
'ND' => esc_html__( 'North Dakota', 'wpforms-lite' ),
'OH' => esc_html__( 'Ohio', 'wpforms-lite' ),
'OK' => esc_html__( 'Oklahoma', 'wpforms-lite' ),
'OR' => esc_html__( 'Oregon', 'wpforms-lite' ),
'PA' => esc_html__( 'Pennsylvania', 'wpforms-lite' ),
'RI' => esc_html__( 'Rhode Island', 'wpforms-lite' ),
'SC' => esc_html__( 'South Carolina', 'wpforms-lite' ),
'SD' => esc_html__( 'South Dakota', 'wpforms-lite' ),
'TN' => esc_html__( 'Tennessee', 'wpforms-lite' ),
'TX' => esc_html__( 'Texas', 'wpforms-lite' ),
'UT' => esc_html__( 'Utah', 'wpforms-lite' ),
'VT' => esc_html__( 'Vermont', 'wpforms-lite' ),
'VA' => esc_html__( 'Virginia', 'wpforms-lite' ),
'WA' => esc_html__( 'Washington', 'wpforms-lite' ),
'WV' => esc_html__( 'West Virginia', 'wpforms-lite' ),
'WI' => esc_html__( 'Wisconsin', 'wpforms-lite' ),
'WY' => esc_html__( 'Wyoming', 'wpforms-lite' ),
);
return apply_filters( 'wpforms_us_states', $states );
}
/**
* Countries.
*
* @since 1.0.0
*
* @return array
*/
function wpforms_countries() {
$countries = array(
'AF' => esc_html__( 'Afghanistan', 'wpforms-lite' ),
'AX' => esc_html__( 'Åland Islands', 'wpforms-lite' ),
'AL' => esc_html__( 'Albania', 'wpforms-lite' ),
'DZ' => esc_html__( 'Algeria', 'wpforms-lite' ),
'AS' => esc_html__( 'American Samoa', 'wpforms-lite' ),
'AD' => esc_html__( 'Andorra', 'wpforms-lite' ),
'AO' => esc_html__( 'Angola', 'wpforms-lite' ),
'AI' => esc_html__( 'Anguilla', 'wpforms-lite' ),
'AQ' => esc_html__( 'Antarctica', 'wpforms-lite' ),
'AG' => esc_html__( 'Antigua and Barbuda', 'wpforms-lite' ),
'AR' => esc_html__( 'Argentina', 'wpforms-lite' ),
'AM' => esc_html__( 'Armenia', 'wpforms-lite' ),
'AW' => esc_html__( 'Aruba', 'wpforms-lite' ),
'AU' => esc_html__( 'Australia', 'wpforms-lite' ),
'AT' => esc_html__( 'Austria', 'wpforms-lite' ),
'AZ' => esc_html__( 'Azerbaijan', 'wpforms-lite' ),
'BS' => esc_html__( 'Bahamas', 'wpforms-lite' ),
'BH' => esc_html__( 'Bahrain', 'wpforms-lite' ),
'BD' => esc_html__( 'Bangladesh', 'wpforms-lite' ),
'BB' => esc_html__( 'Barbados', 'wpforms-lite' ),
'BY' => esc_html__( 'Belarus', 'wpforms-lite' ),
'BE' => esc_html__( 'Belgium', 'wpforms-lite' ),
'BZ' => esc_html__( 'Belize', 'wpforms-lite' ),
'BJ' => esc_html__( 'Benin', 'wpforms-lite' ),
'BM' => esc_html__( 'Bermuda', 'wpforms-lite' ),
'BT' => esc_html__( 'Bhutan', 'wpforms-lite' ),
'BO' => esc_html__( 'Bolivia (Plurinational State of)', 'wpforms-lite' ),
'BQ' => esc_html__( 'Bonaire, Saint Eustatius and Saba', 'wpforms-lite' ),
'BA' => esc_html__( 'Bosnia and Herzegovina', 'wpforms-lite' ),
'BW' => esc_html__( 'Botswana', 'wpforms-lite' ),
'BV' => esc_html__( 'Bouvet Island', 'wpforms-lite' ),
'BR' => esc_html__( 'Brazil', 'wpforms-lite' ),
'IO' => esc_html__( 'British Indian Ocean Territory', 'wpforms-lite' ),
'BN' => esc_html__( 'Brunei Darussalam', 'wpforms-lite' ),
'BG' => esc_html__( 'Bulgaria', 'wpforms-lite' ),
'BF' => esc_html__( 'Burkina Faso', 'wpforms-lite' ),
'BI' => esc_html__( 'Burundi', 'wpforms-lite' ),
'CV' => esc_html__( 'Cabo Verde', 'wpforms-lite' ),
'KH' => esc_html__( 'Cambodia', 'wpforms-lite' ),
'CM' => esc_html__( 'Cameroon', 'wpforms-lite' ),
'CA' => esc_html__( 'Canada', 'wpforms-lite' ),
'KY' => esc_html__( 'Cayman Islands', 'wpforms-lite' ),
'CF' => esc_html__( 'Central African Republic', 'wpforms-lite' ),
'TD' => esc_html__( 'Chad', 'wpforms-lite' ),
'CL' => esc_html__( 'Chile', 'wpforms-lite' ),
'CN' => esc_html__( 'China', 'wpforms-lite' ),
'CX' => esc_html__( 'Christmas Island', 'wpforms-lite' ),
'CC' => esc_html__( 'Cocos (Keeling) Islands', 'wpforms-lite' ),
'CO' => esc_html__( 'Colombia', 'wpforms-lite' ),
'KM' => esc_html__( 'Comoros', 'wpforms-lite' ),
'CG' => esc_html__( 'Congo', 'wpforms-lite' ),
'CD' => esc_html__( 'Congo (Democratic Republic of the)', 'wpforms-lite' ),
'CK' => esc_html__( 'Cook Islands', 'wpforms-lite' ),
'CR' => esc_html__( 'Costa Rica', 'wpforms-lite' ),
'CI' => esc_html__( 'Côte d\'Ivoire', 'wpforms-lite' ),
'HR' => esc_html__( 'Croatia', 'wpforms-lite' ),
'CU' => esc_html__( 'Cuba', 'wpforms-lite' ),
'CW' => esc_html__( 'Curaçao', 'wpforms-lite' ),
'CY' => esc_html__( 'Cyprus', 'wpforms-lite' ),
'CZ' => esc_html__( 'Czech Republic', 'wpforms-lite' ),
'DK' => esc_html__( 'Denmark', 'wpforms-lite' ),
'DJ' => esc_html__( 'Djibouti', 'wpforms-lite' ),
'DM' => esc_html__( 'Dominica', 'wpforms-lite' ),
'DO' => esc_html__( 'Dominican Republic', 'wpforms-lite' ),
'EC' => esc_html__( 'Ecuador', 'wpforms-lite' ),
'EG' => esc_html__( 'Egypt', 'wpforms-lite' ),
'SV' => esc_html__( 'El Salvador', 'wpforms-lite' ),
'GQ' => esc_html__( 'Equatorial Guinea', 'wpforms-lite' ),
'ER' => esc_html__( 'Eritrea', 'wpforms-lite' ),
'EE' => esc_html__( 'Estonia', 'wpforms-lite' ),
'ET' => esc_html__( 'Ethiopia', 'wpforms-lite' ),
'FK' => esc_html__( 'Falkland Islands (Malvinas)', 'wpforms-lite' ),
'FO' => esc_html__( 'Faroe Islands', 'wpforms-lite' ),
'FJ' => esc_html__( 'Fiji', 'wpforms-lite' ),
'FI' => esc_html__( 'Finland', 'wpforms-lite' ),
'FR' => esc_html__( 'France', 'wpforms-lite' ),
'GF' => esc_html__( 'French Guiana', 'wpforms-lite' ),
'PF' => esc_html__( 'French Polynesia', 'wpforms-lite' ),
'TF' => esc_html__( 'French Southern Territories', 'wpforms-lite' ),
'GA' => esc_html__( 'Gabon', 'wpforms-lite' ),
'GM' => esc_html__( 'Gambia', 'wpforms-lite' ),
'GE' => esc_html_x( 'Georgia', 'Country', 'wpforms-lite' ),
'DE' => esc_html__( 'Germany', 'wpforms-lite' ),
'GH' => esc_html__( 'Ghana', 'wpforms-lite' ),
'GI' => esc_html__( 'Gibraltar', 'wpforms-lite' ),
'GR' => esc_html__( 'Greece', 'wpforms-lite' ),
'GL' => esc_html__( 'Greenland', 'wpforms-lite' ),
'GD' => esc_html__( 'Grenada', 'wpforms-lite' ),
'GP' => esc_html__( 'Guadeloupe', 'wpforms-lite' ),
'GU' => esc_html__( 'Guam', 'wpforms-lite' ),
'GT' => esc_html__( 'Guatemala', 'wpforms-lite' ),
'GG' => esc_html__( 'Guernsey', 'wpforms-lite' ),
'GN' => esc_html__( 'Guinea', 'wpforms-lite' ),
'GW' => esc_html__( 'Guinea-Bissau', 'wpforms-lite' ),
'GY' => esc_html__( 'Guyana', 'wpforms-lite' ),
'HT' => esc_html__( 'Haiti', 'wpforms-lite' ),
'HM' => esc_html__( 'Heard Island and McDonald Islands', 'wpforms-lite' ),
'HN' => esc_html__( 'Honduras', 'wpforms-lite' ),
'HK' => esc_html__( 'Hong Kong', 'wpforms-lite' ),
'HU' => esc_html__( 'Hungary', 'wpforms-lite' ),
'IS' => esc_html__( 'Iceland', 'wpforms-lite' ),
'IN' => esc_html__( 'India', 'wpforms-lite' ),
'ID' => esc_html__( 'Indonesia', 'wpforms-lite' ),
'IR' => esc_html__( 'Iran (Islamic Republic of)', 'wpforms-lite' ),
'IQ' => esc_html__( 'Iraq', 'wpforms-lite' ),
'IE' => esc_html__( 'Ireland (Republic of)', 'wpforms-lite' ),
'IM' => esc_html__( 'Isle of Man', 'wpforms-lite' ),
'IL' => esc_html__( 'Israel', 'wpforms-lite' ),
'IT' => esc_html__( 'Italy', 'wpforms-lite' ),
'JM' => esc_html__( 'Jamaica', 'wpforms-lite' ),
'JP' => esc_html__( 'Japan', 'wpforms-lite' ),
'JE' => esc_html__( 'Jersey', 'wpforms-lite' ),
'JO' => esc_html__( 'Jordan', 'wpforms-lite' ),
'KZ' => esc_html__( 'Kazakhstan', 'wpforms-lite' ),
'KE' => esc_html__( 'Kenya', 'wpforms-lite' ),
'KI' => esc_html__( 'Kiribati', 'wpforms-lite' ),
'KP' => esc_html__( 'Korea (Democratic People\'s Republic of)', 'wpforms-lite' ),
'KR' => esc_html__( 'Korea (Republic of)', 'wpforms-lite' ),
'XK' => esc_html__( 'Kosovo', 'wpforms-lite' ),
'KW' => esc_html__( 'Kuwait', 'wpforms-lite' ),
'KG' => esc_html__( 'Kyrgyzstan', 'wpforms-lite' ),
'LA' => esc_html__( 'Lao People\'s Democratic Republic', 'wpforms-lite' ),
'LV' => esc_html__( 'Latvia', 'wpforms-lite' ),
'LB' => esc_html__( 'Lebanon', 'wpforms-lite' ),
'LS' => esc_html__( 'Lesotho', 'wpforms-lite' ),
'LR' => esc_html__( 'Liberia', 'wpforms-lite' ),
'LY' => esc_html__( 'Libya', 'wpforms-lite' ),
'LI' => esc_html__( 'Liechtenstein', 'wpforms-lite' ),
'LT' => esc_html__( 'Lithuania', 'wpforms-lite' ),
'LU' => esc_html__( 'Luxembourg', 'wpforms-lite' ),
'MO' => esc_html__( 'Macao', 'wpforms-lite' ),
'MK' => esc_html__( 'North Macedonia (Republic of)', 'wpforms-lite' ),
'MG' => esc_html__( 'Madagascar', 'wpforms-lite' ),
'MW' => esc_html__( 'Malawi', 'wpforms-lite' ),
'MY' => esc_html__( 'Malaysia', 'wpforms-lite' ),
'MV' => esc_html__( 'Maldives', 'wpforms-lite' ),
'ML' => esc_html__( 'Mali', 'wpforms-lite' ),
'MT' => esc_html__( 'Malta', 'wpforms-lite' ),
'MH' => esc_html__( 'Marshall Islands', 'wpforms-lite' ),
'MQ' => esc_html__( 'Martinique', 'wpforms-lite' ),
'MR' => esc_html__( 'Mauritania', 'wpforms-lite' ),
'MU' => esc_html__( 'Mauritius', 'wpforms-lite' ),
'YT' => esc_html__( 'Mayotte', 'wpforms-lite' ),
'MX' => esc_html__( 'Mexico', 'wpforms-lite' ),
'FM' => esc_html__( 'Micronesia (Federated States of)', 'wpforms-lite' ),
'MD' => esc_html__( 'Moldova (Republic of)', 'wpforms-lite' ),
'MC' => esc_html__( 'Monaco', 'wpforms-lite' ),
'MN' => esc_html__( 'Mongolia', 'wpforms-lite' ),
'ME' => esc_html__( 'Montenegro', 'wpforms-lite' ),
'MS' => esc_html__( 'Montserrat', 'wpforms-lite' ),
'MA' => esc_html__( 'Morocco', 'wpforms-lite' ),
'MZ' => esc_html__( 'Mozambique', 'wpforms-lite' ),
'MM' => esc_html__( 'Myanmar', 'wpforms-lite' ),
'NA' => esc_html__( 'Namibia', 'wpforms-lite' ),
'NR' => esc_html__( 'Nauru', 'wpforms-lite' ),
'NP' => esc_html__( 'Nepal', 'wpforms-lite' ),
'NL' => esc_html__( 'Netherlands', 'wpforms-lite' ),
'NC' => esc_html__( 'New Caledonia', 'wpforms-lite' ),
'NZ' => esc_html__( 'New Zealand', 'wpforms-lite' ),
'NI' => esc_html__( 'Nicaragua', 'wpforms-lite' ),
'NE' => esc_html__( 'Niger', 'wpforms-lite' ),
'NG' => esc_html__( 'Nigeria', 'wpforms-lite' ),
'NU' => esc_html__( 'Niue', 'wpforms-lite' ),
'NF' => esc_html__( 'Norfolk Island', 'wpforms-lite' ),
'MP' => esc_html__( 'Northern Mariana Islands', 'wpforms-lite' ),
'NO' => esc_html__( 'Norway', 'wpforms-lite' ),
'OM' => esc_html__( 'Oman', 'wpforms-lite' ),
'PK' => esc_html__( 'Pakistan', 'wpforms-lite' ),
'PW' => esc_html__( 'Palau', 'wpforms-lite' ),
'PS' => esc_html__( 'Palestine (State of)', 'wpforms-lite' ),
'PA' => esc_html__( 'Panama', 'wpforms-lite' ),
'PG' => esc_html__( 'Papua New Guinea', 'wpforms-lite' ),
'PY' => esc_html__( 'Paraguay', 'wpforms-lite' ),
'PE' => esc_html__( 'Peru', 'wpforms-lite' ),
'PH' => esc_html__( 'Philippines', 'wpforms-lite' ),
'PN' => esc_html__( 'Pitcairn', 'wpforms-lite' ),
'PL' => esc_html__( 'Poland', 'wpforms-lite' ),
'PT' => esc_html__( 'Portugal', 'wpforms-lite' ),
'PR' => esc_html__( 'Puerto Rico', 'wpforms-lite' ),
'QA' => esc_html__( 'Qatar', 'wpforms-lite' ),
'RE' => esc_html__( 'Réunion', 'wpforms-lite' ),
'RO' => esc_html__( 'Romania', 'wpforms-lite' ),
'RU' => esc_html__( 'Russian Federation', 'wpforms-lite' ),
'RW' => esc_html__( 'Rwanda', 'wpforms-lite' ),
'BL' => esc_html__( 'Saint Barthélemy', 'wpforms-lite' ),
'SH' => esc_html__( 'Saint Helena, Ascension and Tristan da Cunha', 'wpforms-lite' ),
'KN' => esc_html__( 'Saint Kitts and Nevis', 'wpforms-lite' ),
'LC' => esc_html__( 'Saint Lucia', 'wpforms-lite' ),
'MF' => esc_html__( 'Saint Martin (French part)', 'wpforms-lite' ),
'PM' => esc_html__( 'Saint Pierre and Miquelon', 'wpforms-lite' ),
'VC' => esc_html__( 'Saint Vincent and the Grenadines', 'wpforms-lite' ),
'WS' => esc_html__( 'Samoa', 'wpforms-lite' ),
'SM' => esc_html__( 'San Marino', 'wpforms-lite' ),
'ST' => esc_html__( 'Sao Tome and Principe', 'wpforms-lite' ),
'SA' => esc_html__( 'Saudi Arabia', 'wpforms-lite' ),
'SN' => esc_html__( 'Senegal', 'wpforms-lite' ),
'RS' => esc_html__( 'Serbia', 'wpforms-lite' ),
'SC' => esc_html__( 'Seychelles', 'wpforms-lite' ),
'SL' => esc_html__( 'Sierra Leone', 'wpforms-lite' ),
'SG' => esc_html__( 'Singapore', 'wpforms-lite' ),
'SX' => esc_html__( 'Sint Maarten (Dutch part)', 'wpforms-lite' ),
'SK' => esc_html__( 'Slovakia', 'wpforms-lite' ),
'SI' => esc_html__( 'Slovenia', 'wpforms-lite' ),
'SB' => esc_html__( 'Solomon Islands', 'wpforms-lite' ),
'SO' => esc_html__( 'Somalia', 'wpforms-lite' ),
'ZA' => esc_html__( 'South Africa', 'wpforms-lite' ),
'GS' => esc_html__( 'South Georgia and the South Sandwich Islands', 'wpforms-lite' ),
'SS' => esc_html__( 'South Sudan', 'wpforms-lite' ),
'ES' => esc_html__( 'Spain', 'wpforms-lite' ),
'LK' => esc_html__( 'Sri Lanka', 'wpforms-lite' ),
'SD' => esc_html__( 'Sudan', 'wpforms-lite' ),
'SR' => esc_html__( 'Suriname', 'wpforms-lite' ),
'SJ' => esc_html__( 'Svalbard and Jan Mayen', 'wpforms-lite' ),
'SZ' => esc_html__( 'Eswatini (Kingdom of)', 'wpforms-lite' ),
'SE' => esc_html__( 'Sweden', 'wpforms-lite' ),
'CH' => esc_html__( 'Switzerland', 'wpforms-lite' ),
'SY' => esc_html__( 'Syrian Arab Republic', 'wpforms-lite' ),
'TW' => esc_html__( 'Taiwan, Republic of China', 'wpforms-lite' ),
'TJ' => esc_html__( 'Tajikistan', 'wpforms-lite' ),
'TZ' => esc_html__( 'Tanzania (United Republic of)', 'wpforms-lite' ),
'TH' => esc_html__( 'Thailand', 'wpforms-lite' ),
'TL' => esc_html__( 'Timor-Leste', 'wpforms-lite' ),
'TG' => esc_html__( 'Togo', 'wpforms-lite' ),
'TK' => esc_html__( 'Tokelau', 'wpforms-lite' ),
'TO' => esc_html__( 'Tonga', 'wpforms-lite' ),
'TT' => esc_html__( 'Trinidad and Tobago', 'wpforms-lite' ),
'TN' => esc_html__( 'Tunisia', 'wpforms-lite' ),
'TR' => esc_html__( 'Turkey', 'wpforms-lite' ),
'TM' => esc_html__( 'Turkmenistan', 'wpforms-lite' ),
'TC' => esc_html__( 'Turks and Caicos Islands', 'wpforms-lite' ),
'TV' => esc_html__( 'Tuvalu', 'wpforms-lite' ),
'UG' => esc_html__( 'Uganda', 'wpforms-lite' ),
'UA' => esc_html__( 'Ukraine', 'wpforms-lite' ),
'AE' => esc_html__( 'United Arab Emirates', 'wpforms-lite' ),
'GB' => esc_html__( 'United Kingdom of Great Britain and Northern Ireland', 'wpforms-lite' ),
'US' => esc_html__( 'United States of America', 'wpforms-lite' ),
'UM' => esc_html__( 'United States Minor Outlying Islands', 'wpforms-lite' ),
'UY' => esc_html__( 'Uruguay', 'wpforms-lite' ),
'UZ' => esc_html__( 'Uzbekistan', 'wpforms-lite' ),
'VU' => esc_html__( 'Vanuatu', 'wpforms-lite' ),
'VA' => esc_html__( 'Vatican City State', 'wpforms-lite' ),
'VE' => esc_html__( 'Venezuela (Bolivarian Republic of)', 'wpforms-lite' ),
'VN' => esc_html__( 'Vietnam', 'wpforms-lite' ),
'VG' => esc_html__( 'Virgin Islands (British)', 'wpforms-lite' ),
'VI' => esc_html__( 'Virgin Islands (U.S.)', 'wpforms-lite' ),
'WF' => esc_html__( 'Wallis and Futuna', 'wpforms-lite' ),
'EH' => esc_html__( 'Western Sahara', 'wpforms-lite' ),
'YE' => esc_html__( 'Yemen', 'wpforms-lite' ),
'ZM' => esc_html__( 'Zambia', 'wpforms-lite' ),
'ZW' => esc_html__( 'Zimbabwe', 'wpforms-lite' ),
);
return apply_filters( 'wpforms_countries', $countries );
}
/**
* Calendar Months.
*
* @since 1.3.7
*
* @return array
*/
function wpforms_months() {
$months = array(
'Jan' => esc_html__( 'January', 'wpforms-lite' ),
'Feb' => esc_html__( 'February', 'wpforms-lite' ),
'Mar' => esc_html__( 'March', 'wpforms-lite' ),
'Apr' => esc_html__( 'April', 'wpforms-lite' ),
'May' => esc_html__( 'May', 'wpforms-lite' ),
'Jun' => esc_html__( 'June', 'wpforms-lite' ),
'Jul' => esc_html__( 'July', 'wpforms-lite' ),
'Aug' => esc_html__( 'August', 'wpforms-lite' ),
'Sep' => esc_html__( 'September', 'wpforms-lite' ),
'Oct' => esc_html__( 'October', 'wpforms-lite' ),
'Nov' => esc_html__( 'November', 'wpforms-lite' ),
'Dec' => esc_html__( 'December', 'wpforms-lite' ),
);
return apply_filters( 'wpforms_months', $months );
}
/**
* Calendar Days.
*
* @since 1.3.7
*
* @return array
*/
function wpforms_days() {
$days = array(
'Sun' => esc_html__( 'Sunday', 'wpforms-lite' ),
'Mon' => esc_html__( 'Monday', 'wpforms-lite' ),
'Tue' => esc_html__( 'Tuesday', 'wpforms-lite' ),
'Wed' => esc_html__( 'Wednesday', 'wpforms-lite' ),
'Thu' => esc_html__( 'Thursday', 'wpforms-lite' ),
'Fri' => esc_html__( 'Friday', 'wpforms-lite' ),
'Sat' => esc_html__( 'Saturday', 'wpforms-lite' ),
);
return apply_filters( 'wpforms_days', $days );
}
/**
* Get the user IP address.
*
* @since 1.2.5
* @since 1.7.3 Improve the IP detection quality by taking care of proxies (e.g. when the site is behind Cloudflare).
*
* Code based on the:
* - WordPress method \WP_Community_Events::get_unsafe_client_ip
* - Cloudflare documentation https://support.cloudflare.com/hc/en-us/articles/206776727
*
* @return string
*/
function wpforms_get_ip() {
$ip = '127.0.0.1';
$address_headers = [
'HTTP_TRUE_CLIENT_IP',
'HTTP_CF_CONNECTING_IP',
'HTTP_X_REAL_IP',
'HTTP_CLIENT_IP',
'HTTP_X_FORWARDED_FOR',
'HTTP_X_FORWARDED',
'HTTP_X_CLUSTER_CLIENT_IP',
'HTTP_FORWARDED_FOR',
'HTTP_FORWARDED',
'REMOTE_ADDR',
];
foreach ( $address_headers as $header ) {
if ( ! array_key_exists( $header, $_SERVER ) ) {
continue;
}
/*
* HTTP_X_FORWARDED_FOR can contain a chain of comma-separated
* addresses. The first one is the original client. It can't be
* trusted for authenticity, but we don't need to for this purpose.
*/
$address_chain = explode( ',', filter_var( wp_unslash( $_SERVER[ $header ] ), FILTER_VALIDATE_IP ) );
$ip = trim( $address_chain[0] );
break;
}
/**
* Filter detected IP address.
*
* @since 1.2.5
*
* @param string $ip IP address.
*/
return filter_var( apply_filters( 'wpforms_get_ip', $ip ), FILTER_VALIDATE_IP );
}
/**
* Sanitize hex color.
*
* @since 1.2.1
*
* @param string $color
*
* @return string
*/
function wpforms_sanitize_hex_color( $color ) {
if ( empty( $color ) ) {
return '';
}
// 3 or 6 hex digits, or the empty string.
if ( preg_match( '|^#([A-Fa-f0-9]{3}){1,2}$|', $color ) ) {
return $color;
}
return '';
}
/**
* Sanitize error message, primarily used during form frontend output.
*
* @since 1.3.7
*
* @param string $error
*
* @return string
*/
function wpforms_sanitize_error( $error = '' ) {
$allow = array(
'a' => array(
'href' => array(),
'title' => array(),
),
'br' => array(),
'em' => array(),
'strong' => array(),
'p' => array(),
);
return wp_kses( $error, $allow );
}
/**
* Sanitize a string, that can be a multiline.
*
* @uses wpforms_sanitize_text_deeply()
*
* @since 1.4.1
*
* @param string $string String to deeply sanitize.
*
* @return string Sanitized string, or empty string if not a string provided.
*/
function wpforms_sanitize_textarea_field( $string ) {
return wpforms_sanitize_text_deeply( $string, true );
}
/**
* Deeply sanitize the string, preserve newlines if needed.
* Prevent maliciously prepared strings from containing HTML tags.
*
* @since 1.6.0
*
* @param string $string String to deeply sanitize.
* @param bool $keep_newlines Whether to keep newlines. Default: false.
*
* @return string Sanitized string, or empty string if not a string provided.
*/
function wpforms_sanitize_text_deeply( $string, $keep_newlines = false ) {
if ( is_object( $string ) || is_array( $string ) ) {
return '';
}
$string = (string) $string;
$keep_newlines = (bool) $keep_newlines;
$new_value = _sanitize_text_fields( $string, $keep_newlines );
if ( strlen( $new_value ) !== strlen( $string ) ) {
$new_value = wpforms_sanitize_text_deeply( $new_value, $keep_newlines );
}
return $new_value;
}
/**
* Sanitize an HTML string with a set of allowed HTML tags.
*
* @since 1.7.0
*
* @param string $value String to sanitize.
*
* @return string Sanitized string.
*/
function wpforms_sanitize_richtext_field( $value ) {
$count = 1;
$value = convert_invalid_entities( $value );
// Remove 'script' and 'style' tags recursively.
while ( $count ) {
$value = preg_replace( '@<(script|style)[^>]*?>.*?</\\1>@si', '', $value, - 1, $count );
}
// Make sure we have allowed tags only.
$value = wp_kses( $value, wpforms_get_allowed_html_tags_for_richtext_field() );
// Make sure that all tags are balanced.
return force_balance_tags( $value );
}
/**
* Escaping for Rich Text field values.
*
* @since 1.7.0
*
* @param string $value Text to escape.
*
* @return string Escaped text.
*/
function wpforms_esc_richtext_field( $value ) {
return wpautop( wpforms_sanitize_richtext_field( $value ) );
}
/**
* Retrieve allowed HTML tags for Rich Text field.
*
* @since 1.7.0
*
* @return array Array of allowed tags.
*/
function wpforms_get_allowed_html_tags_for_richtext_field() {
$allowed_tags = array_fill_keys(
[
'img',
'h1',
'h2',
'h3',
'h4',
'h5',
'h6',
'p',
'a',
'ul',
'ol',
'li',
'dl',
'dt',
'dd',
'hr',
'br',
'code',
'pre',
'strong',
'b',
'em',
'i',
'blockquote',
'cite',
'q',
'del',
'span',
'small',
'table',
'th',
'tr',
'td',
'abbr',
'address',
'sub',
'sup',
'ins',
'figure',
'figcaption',
'div',
],
array_fill_keys(
[ 'align', 'class', 'id', 'style', 'src', 'rel', 'href', 'target', 'width', 'height', 'title', 'cite', 'start', 'reversed', 'datetime' ],
[]
)
);
/**
* Allowed HTML tags for Rich Text field.
*
* @since 1.7.0
*
* @param array $allowed_tags Allowed HTML tags.
*/
$tags = (array) apply_filters( 'wpforms_get_allowed_html_tags_for_richtext_field', $allowed_tags );
// Force unset iframes, script and style no matter when we get back
// from apply_filters, as they are a huge security risk.
unset( $tags['iframe'], $tags['script'], $tags['style'] );
return $tags;
}
/**
* Sanitize an array, that consists of values as strings.
* After that - merge all array values into multiline string.
*
* @since 1.4.1
*
* @param array $array
*
* @return mixed If not an array is passed (or empty var) - return unmodified var. Otherwise - a merged array into multiline string.
*/
function wpforms_sanitize_array_combine( $array ) {
if ( empty( $array ) || ! is_array( $array ) ) {
return $array;
}
return implode( "\n", array_map( 'sanitize_text_field', $array ) );
}
/**
* Detect if we should use a light or dark color based on the color given.
*
* @since 1.2.5
* @link https://docs.woocommerce.com/wc-apidocs/source-function-wc_light_or_dark.html#608-627
*
* @param mixed $color
* @param string $dark (default: '#000000').
* @param string $light (default: '#FFFFFF').
*
* @return string
*/
function wpforms_light_or_dark( $color, $dark = '#000000', $light = '#FFFFFF' ) {
$hex = str_replace( '#', '', $color );
$c_r = hexdec( substr( $hex, 0, 2 ) );
$c_g = hexdec( substr( $hex, 2, 2 ) );
$c_b = hexdec( substr( $hex, 4, 2 ) );
$brightness = ( ( $c_r * 299 ) + ( $c_g * 587 ) + ( $c_b * 114 ) ) / 1000;
return $brightness > 155 ? $dark : $light;
}
/**
* Build and return either a taxonomy or post type object that is
* nested to accommodate any hierarchy.
*
* @since 1.3.9
* @since 1.5.0 Return array only. Empty array of no data.
*
* @param array $args Object arguments to pass to data retrieval function.
* @param bool $flat Preserve hierarchy or not. False by default - preserve it.
*
* @return array
*/
function wpforms_get_hierarchical_object( $args = [], $flat = false ) { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.MaxExceeded
if ( empty( $args['taxonomy'] ) && empty( $args['post_type'] ) ) {
return [];
}
$children = [];
$parents = [];
$ref_parent = '';
$ref_name = '';
$number = 0;
if ( ! empty( $args['post_type'] ) ) {
$defaults = [
'posts_per_page' => - 1,
'orderby' => 'title',
'order' => 'ASC',
];
$args = wp_parse_args( $args, $defaults );
$items = get_posts( $args );
$ref_parent = 'post_parent';
$ref_id = 'ID';
$ref_name = 'post_title';
$number = ! empty( $args['posts_per_page'] ) ? $args['posts_per_page'] : 0;
} elseif ( ! empty( $args['taxonomy'] ) ) {
$defaults = [
'hide_empty' => false,
'orderby' => 'name',
'order' => 'ASC',
];
$args = wp_parse_args( $args, $defaults );
$items = get_terms( $args );
$ref_parent = 'parent';
$ref_id = 'term_id';
$ref_name = 'name';
$number = ! empty( $args['number'] ) ? $args['number'] : 0;
}
if ( empty( $items ) || is_wp_error( $items ) ) {
return [];
}
foreach ( $items as $item ) {
if ( $item->{$ref_parent} ) {
$children[ $item->{$ref_id} ] = $item;
$children[ $item->{$ref_id} ]->ID = (int) $item->{$ref_id};
} else {
$parents[ $item->{$ref_id} ] = $item;
$parents[ $item->{$ref_id} ]->ID = (int) $item->{$ref_id};
}
}
$children_count = count( $children );
$is_limited = $number > 1;
// We can't guarantee that all children have a parent if there is a limit in the request.
// Hence, we have to make sure that there is a parent for every child.
if ( $is_limited && $children_count ) {
foreach ( $children as $child ) {
if ( ! empty( $parents[ $child->{$ref_parent} ] ) || ! empty( $children[ $child->{$ref_parent} ] ) ) {
continue;
}
do {
$current_parent = ! empty( $args['post_type'] ) ? get_post( $child->{$ref_parent} ) : get_term( $child->{$ref_parent} );
if ( $current_parent->{$ref_parent} === 0 ) {
$parents[ $current_parent->{$ref_id} ] = $current_parent;
$parents[ $current_parent->{$ref_id} ]->ID = (int) $current_parent->{$ref_id};
} else {
$children[ $current_parent->{$ref_id} ] = $current_parent;
$children[ $current_parent->{$ref_id} ]->ID = (int) $current_parent->{$ref_id};
}
} while ( $current_parent->{$ref_parent} > 0 );
}
}
while ( $children_count >= 1 ) {
foreach ( $children as $child ) {
_wpforms_get_hierarchical_object_search( $child, $parents, $children, $ref_parent );
// $children is modified by reference, so we need to recount to make sure we met the limits.
$children_count = count( $children );
}
}
// Sort nested child objects alphabetically using natural order, applies only
// to ordering by entry title or term name.
if ( in_array( $args['orderby'], [ 'title', 'name' ], true ) ) {
_wpforms_sort_hierarchical_object( $parents, $args['orderby'], $args['order'] );
}
if ( $flat ) {
$parents_flat = [];
_wpforms_get_hierarchical_object_flatten( $parents, $parents_flat, $ref_name );
$parents = $parents_flat;
}
return $is_limited ? array_slice( $parents, 0, $number ) : $parents;
}
/**
* Sort a nested array of objects.
*
* @since 1.6.5
*
* @param array $objects An array of objects to sort.
* @param string $orderby The object field to order by.
* @param string $order Order direction.
*/
function _wpforms_sort_hierarchical_object( &$objects, $orderby, $order ) {
// Map WP_Query/WP_Term_Query orderby to WP_Post/WP_Term property.
$map = [
'title' => 'post_title',
'name' => 'name',
];
foreach ( $objects as $object ) {
if ( ! isset( $object->children ) ) {
continue;
}
uasort(
$object->children,
static function ( $a, $b ) use ( $map, $orderby, $order ) {
/**
* This covers most cases and works for most languages. For some – e.g. European languages
* that use extended latin charset (Polish, German etc) it will sort the objects into 2
* groups – base and extended, properly sorted within each group. Making it even more
* robust requires either additional PHP extensions to be installed on the server
* or using heavy (and slow) conversions and computations.
*/
return $order === 'ASC' ?
strnatcasecmp( $a->{$map[ $orderby ]}, $b->{$map[ $orderby ]} ) :
strnatcasecmp( $b->{$map[ $orderby ]}, $a->{$map[ $orderby ]} );
}
);
_wpforms_sort_hierarchical_object( $object->children, $orderby, $order );
}
}
/**
* Search a given array and find the parent of the provided object.
*
* @since 1.3.9
*
* @param object $child Current child.
* @param array $parents Parents list.
* @param array $children Children list.
* @param string $ref_parent Parent reference.
*/
function _wpforms_get_hierarchical_object_search( $child, &$parents, &$children, $ref_parent ) {
foreach ( $parents as $id => $parent ) {
if ( $parent->ID === $child->{$ref_parent} ) {
if ( empty( $parent->children ) ) {
$parents[ $id ]->children = array(
$child->ID => $child,
);
} else {
$parents[ $id ]->children[ $child->ID ] = $child;
}
unset( $children[ $child->ID ] );
} elseif ( ! empty( $parent->children ) && is_array( $parent->children ) ) {
_wpforms_get_hierarchical_object_search( $child, $parent->children, $children, $ref_parent );
}
}
}
/**
* Flatten a hierarchical object.
*
* @since 1.3.9
*
* @param array $array Array to process.
* @param array $output Processed output.
* @param string $ref_name Name reference.
* @param int $level Nesting level.
*/
function _wpforms_get_hierarchical_object_flatten( $array, &$output, $ref_name = 'name', $level = 0 ) {
foreach ( $array as $key => $item ) {
$indicator = apply_filters( 'wpforms_hierarchical_object_indicator', '—' );
$item->{$ref_name} = str_repeat( $indicator, $level ) . ' ' . $item->{$ref_name};
$item->depth = $level + 1;
$output[ $item->ID ] = $item;
if ( ! empty( $item->children ) ) {
_wpforms_get_hierarchical_object_flatten( $item->children, $output, $ref_name, $level + 1 );
unset( $output[ $item->ID ]->children );
}
}
}
/**
* Return field choice properties for field configured with dynamic choices.
*
* @since 1.4.5
*
* @param array $field Field settings.
* @param int $form_id Form ID.
* @param array $form_data Form data and settings.
*
* @return false|array
*/
function wpforms_get_field_dynamic_choices( $field, $form_id, $form_data = array() ) {
if ( empty( $field['dynamic_choices'] ) ) {
return false;
}
$choices = array();
if ( 'post_type' === $field['dynamic_choices'] ) {
if ( empty( $field['dynamic_post_type'] ) ) {
return false;
}
$posts = wpforms_get_hierarchical_object(
apply_filters(
'wpforms_dynamic_choice_post_type_args',
array(
'post_type' => $field['dynamic_post_type'],
'posts_per_page' => -1,
'orderby' => 'title',
'order' => 'ASC',
),
$field,
$form_id
),
true
);
foreach ( $posts as $post ) {
$choices[] = array(
'value' => $post->ID,
'label' => $post->post_title,
'depth' => isset( $post->depth ) ? absint( $post->depth ) : 1,
);
}
} elseif ( 'taxonomy' === $field['dynamic_choices'] ) {
if ( empty( $field['dynamic_taxonomy'] ) ) {
return false;
}
$terms = wpforms_get_hierarchical_object(
apply_filters(
'wpforms_dynamic_choice_taxonomy_args',
array(
'taxonomy' => $field['dynamic_taxonomy'],
'hide_empty' => false,
),
$field,
$form_data
),
true
);
foreach ( $terms as $term ) {
$choices[] = array(
'value' => $term->term_id,
'label' => $term->name,
'depth' => isset( $term->depth ) ? absint( $term->depth ) : 1,
);
}
}
return $choices;
}
/**
* Insert an array into another array before/after a certain key.
*
* @link https://gist.github.com/scribu/588429
*
* @since 1.3.9
*
* @param array $array The initial array.
* @param array $pairs The array to insert.
* @param string $key The certain key.
* @param string $position Where to insert the array - before or after the key.
*
* @return array
*/
function wpforms_array_insert( $array, $pairs, $key, $position = 'after' ) {
$key_pos = array_search( $key, array_keys( $array ), true );
if ( 'after' === $position ) {
$key_pos ++;
}
if ( false !== $key_pos ) {
$result = array_slice( $array, 0, $key_pos );
$result = array_merge( $result, $pairs );
$result = array_merge( $result, array_slice( $array, $key_pos ) );
} else {
$result = array_merge( $array, $pairs );
}
return $result;
}
/**
* Recursively remove empty strings from an array.
*
* @since 1.3.9.1
*
* @param array $data
*
* @return array
*/
function wpforms_array_remove_empty_strings( $data ) {
foreach ( $data as $key => $value ) {
if ( is_array( $value ) ) {
$data[ $key ] = wpforms_array_remove_empty_strings( $data[ $key ] );
}
if ( '' === $data[ $key ] ) {
unset( $data[ $key ] );
}
}
return $data;
}
/**
* Check whether plugin works in a debug mode.
*
* @since 1.2.3
*
* @return bool
*/
function wpforms_debug() {
$debug = false;
if ( ( defined( 'WPFORMS_DEBUG' ) && true === WPFORMS_DEBUG ) && is_super_admin() ) {
$debug = true;
}
return apply_filters( 'wpforms_debug', $debug );
}
/**
* Helper function to display debug data.
*
* @since 1.0.0
*
* @param mixed $data What to dump, can be any type.
* @param bool $echo Whether to print or return. Default is to print.
*
* @return string
*/
function wpforms_debug_data( $data, $echo = true ) {
/**
* Allow developers to determine whether the debug data should be displayed.
* Works only in debug mode (`WPFORMS_DEBUG` constant is `true`).
*
* @since 1.6.8
*
* @param bool $allow_display True by default.
*/
$allow_display = apply_filters( 'wpforms_debug_data_allow_display', true );
if ( wpforms_debug() ) {
$output = '<div class="wpforms-debug"><textarea style="background:#fff;margin: 20px 0;width:100%;height:500px;font-size:12px;font-family: Consolas,Monaco,monospace;direction: ltr;unicode-bidi: embed;line-height: 1.4;padding: 4px 6px 1px;" readonly>';
$output .= "=================== WPFORMS DEBUG ===================\n\n";
if ( is_array( $data ) || is_object( $data ) ) {
$output .= print_r( $data, true ); // phpcs:ignore
} else {
$output .= $data;
}
$output .= '</textarea></div>';
if ( $echo && $allow_display ) {
echo $output; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
} else {
return $output;
}
}
}
/**
* Log helper.
*
* @since 1.0.0
*
* @param string $title Title of a log message.
* @param mixed $message Content of a log message.
* @param array $args Expected keys: form_id, meta, parent.
*/
function wpforms_log( $title = '', $message = '', $args = array() ) {
// Skip if logs disabled in Tools -> Logs.
if ( ! wpforms_setting( 'logs-enable', false ) ) {
return;
}
// Require log title.
if ( empty( $title ) ) {
return;
}
/**
* Compare error levels to determine if we should log.
* Current supported levels:
* - Conditional Logic (conditional_logic)
* - Entries (entry)
* - Errors (error)
* - Payments (payment)
* - Providers (provider)
* - Security (security)
* - Spam (spam)
* - Log (log)
*/
$types = ! empty( $args['type'] ) ? (array) $args['type'] : [ 'error' ];
// Skip invalid logs types.
$log_types = \WPForms\Logger\Log::get_log_types();
foreach ( $types as $key => $type ) {
if ( ! isset( $log_types[ $type ] ) ) {
unset( $types[ $key ] );
}
}
if ( empty( $types ) ) {
return;
}
// Make arrays and objects look nice.
if ( is_array( $message ) || is_object( $message ) ) {
$message = '<pre>' . print_r( $message, true ) . '</pre>'; // phpcs:ignore
}
// Filter logs types from Tools -> Logs page.
$logs_types = wpforms_setting( 'logs-types', false );
if ( $logs_types && empty( array_intersect( $logs_types, $types ) ) ) {
return;
}
// Filter user roles from Tools -> Logs page.
$current_user = function_exists( 'wp_get_current_user' ) ? wp_get_current_user() : null;
$current_user_id = $current_user ? $current_user->ID : 0;
$current_user_roles = $current_user ? $current_user->roles : [];
$logs_user_roles = wpforms_setting( 'logs-user-roles', false );
if ( $logs_user_roles && empty( array_intersect( $logs_user_roles, $current_user_roles ) ) ) {
return;
}
// Filter logs users from Tools -> Logs page.
$logs_users = wpforms_setting( 'logs-users', false );
if ( $logs_users && ! in_array( $current_user_id, $logs_users, true ) ) {
return;
}
$log = wpforms()->get( 'log' );
if ( ! method_exists( $log, 'add' ) ) {
return;
}
// Create log entry.
$log->add(
$title,
$message,
$types,
isset( $args['form_id'] ) ? absint( $args['form_id'] ) : 0,
isset( $args['parent'] ) ? absint( $args['parent'] ) : 0,
$current_user_id
);
}
/**
* Check whether the current page is in AMP mode or not.
* We need to check for specific functions, as there is no special AMP header.
*
* @since 1.4.1
*
* @param bool $check_theme_support Whether theme support should be checked. Defaults to true.
*
* @return bool
*/
function wpforms_is_amp( $check_theme_support = true ) {
$is_amp = false;
if (
// AMP by Automattic; ampforwp.
( function_exists( 'is_amp_endpoint' ) && is_amp_endpoint() ) ||
// Better AMP.
( function_exists( 'is_better_amp' ) && is_better_amp() )
) {
$is_amp = true;
}
if ( $is_amp && $check_theme_support ) {
$is_amp = current_theme_supports( 'amp' );
}
return apply_filters( 'wpforms_is_amp', $is_amp );
}
/**
* Decode special characters, both alpha- (<) and numeric-based (').
* Sanitize recursively, preserve new lines.
* Handle all the possible mixed variations of < and `<` that can be processed into tags.
*
* @since 1.4.1
* @since 1.6.0 Sanitize recursively, preserve new lines.
*
* @param string $string Raw string to decode.
*
* @return string
*/
function wpforms_decode_string( $string ) {
if ( ! is_string( $string ) ) {
return $string;
}
/*
* Sanitization should be done first, so tags are stripped and < is converted to < etc.
* This iteration may do nothing when the string already comes with < and > only.
*/
$string = wpforms_sanitize_text_deeply( $string, true );
// Now we need to convert the string without tags: < back to < (same for quotes).
$string = wp_kses_decode_entities( html_entity_decode( $string, ENT_QUOTES ) );
// And now we need to sanitize AGAIN, to avoid unwanted tags that appeared after decoding.
return wpforms_sanitize_text_deeply( $string, true );
}
/**
* Get a suffix for assets, `.min` if debug is disabled.
*
* @since 1.4.1
*
* @return string
*/
function wpforms_get_min_suffix() {
return wpforms_debug() ? '' : '.min';
}
/**
* Get the required label text, with a filter.
*
* @since 1.4.4
*
* @return string
*/
function wpforms_get_required_label() {
return apply_filters( 'wpforms_required_label', esc_html__( 'This field is required.', 'wpforms-lite' ) );
}
/**
* Get the required field label HTML, with a filter.
*
* @since 1.4.8
*
* @return string
*/
function wpforms_get_field_required_label() {
$label_html = apply_filters_deprecated(
'wpforms_field_required_label',
array( ' <span class="wpforms-required-label">*</span>' ),
'1.4.8 of WPForms plugin',
'wpforms_get_field_required_label'
);
return apply_filters( 'wpforms_get_field_required_label', $label_html );
}
/**
* Get the default capability to manage everything for WPForms.
*
* @since 1.4.4
*
* @return string
*/
function wpforms_get_capability_manage_options() {
return apply_filters( 'wpforms_manage_cap', 'manage_options' );
}
/**
* Check WPForms permissions for currently logged in user.
* Both short (e.g. 'view_own_forms') or long (e.g. 'wpforms_view_own_forms') capability name can be used.
* Only WPForms capabilities get processed.
*
* @since 1.4.4
*
* @param array|string $caps Capability name(s).
* @param int $id ID of the specific object to check against if `$capability` is a "meta" cap.
* "Meta" capabilities, e.g. 'edit_post', 'edit_user', etc., are capabilities used
* by map_meta_cap() to map to other "primitive" capabilities, e.g. 'edit_posts',
* 'edit_others_posts', etc. Accessed via func_get_args() and passed to WP_User::has_cap(),
* then map_meta_cap().
*
* @return bool
*/
function wpforms_current_user_can( $caps = [], $id = 0 ) {
$access = wpforms()->get( 'access' );
if ( ! method_exists( $access, 'current_user_can' ) ) {
return false;
}
$user_can = $access->current_user_can( $caps , $id );
return apply_filters( 'wpforms_current_user_can', $user_can, $caps, $id );
}
/**
* Return date and time formatted as expected.
*
* @since 1.6.3
*
* @param string|int $date Date to format.
* @param string $format Optional. Format for the date and time.
* @param bool $gmt_offset Optional. GTM offset.
*
* @return string
*/
function wpforms_datetime_format( $date, $format = '', $gmt_offset = false ) {
if ( '' === $format ) {
$format = sprintf( '%s %s', get_option( 'date_format' ), get_option( 'time_format' ) );
}
if ( is_string( $date ) ) {
$date = strtotime( $date );
}
if ( $gmt_offset ) {
$date += (int) ( get_option( 'gmt_offset' ) * HOUR_IN_SECONDS );
}
return date_i18n( $format, $date );
}
/**
* Return date formatted as expected.
*
* @since 1.6.3
*
* @param string|int $date Date to format.
* @param string $format Optional. Format for the date.
* @param bool $gmt_offset Optional. GTM offset.
*
* @return string
*/
function wpforms_date_format( $date, $format = '', $gmt_offset = false ) {
if ( '' === $format ) {
$format = get_option( 'date_format' );
}
return wpforms_datetime_format( $date, $format, $gmt_offset );
}
/**
* Get the certain date of a specified day in a specified format.
*
* @since 1.4.4
* @since 1.6.3 Added $use_gmt_offset parameter.
*
* @param string $period Supported values: start, end.
* @param string $timestamp Default is the current timestamp, if left empty.
* @param string $format Default is a MySQL format.
* @param bool $use_gmt_offset Use GTM offset.
*
* @return string
*/
function wpforms_get_day_period_date( $period, $timestamp = '', $format = 'Y-m-d H:i:s', $use_gmt_offset = false ) {
$date = '';
if ( empty( $timestamp ) ) {
$timestamp = time();
}
$offset_sec = $use_gmt_offset ? get_option( 'gmt_offset' ) * 3600 : 0;
switch ( $period ) {
case 'start_of_day':
$date = gmdate( $format, strtotime( 'today', $timestamp ) - $offset_sec );
break;
case 'end_of_day':
$date = gmdate( $format, strtotime( 'tomorrow', $timestamp ) - 1 - $offset_sec );
break;
}
return $date;
}
/**
* Get an array of all possible provider addons.
*
* @since 1.5.5
*
* @return array
*/
function wpforms_get_providers_all() {
return [
[
'name' => 'ActiveCampaign',
'slug' => 'activecampaign',
'img' => 'addon-icon-activecampaign.png',
'plugin' => 'wpforms-activecampaign/wpforms-activecampaign.php',
'plugin_slug' => 'wpforms-activecampaign',
'license' => 'elite',
],
[
'name' => 'AWeber',
'slug' => 'aweber',
'img' => 'addon-icon-aweber.png',
'plugin' => 'wpforms-aweber/wpforms-aweber.php',
'plugin_slug' => 'wpforms-aweber',
'license' => 'pro',
],
[
'name' => 'Campaign Monitor',
'slug' => 'campaign-monitor',
'img' => 'addon-icon-campaign-monitor.png',
'plugin' => 'wpforms-campaign-monitor/wpforms-campaign-monitor.php',
'plugin_slug' => 'wpforms-campaign-monitor',
'license' => 'pro',
],
[
'name' => 'Drip',
'slug' => 'drip',
'img' => 'addon-icon-drip.png',
'plugin' => 'wpforms-drip/wpforms-drip.php',
'plugin_slug' => 'wpforms-drip',
'license' => 'pro',
],
[
'name' => 'GetResponse',
'slug' => 'getresponse',
'img' => 'addon-icon-getresponse.png',
'plugin' => 'wpforms-getresponse/wpforms-getresponse.php',
'plugin_slug' => 'wpforms-getresponse',
'license' => 'pro',
],
[
'name' => 'Mailchimp',
'slug' => 'mailchimp',
'img' => 'addon-icon-mailchimp.png',
'plugin' => 'wpforms-mailchimp/wpforms-mailchimp.php',
'plugin_slug' => 'wpforms-mailchimp',
'license' => 'pro',
],
[
'name' => 'Salesforce',
'slug' => 'salesforce',
'img' => 'addon-icon-salesforce.png',
'plugin' => 'wpforms-salesforce/wpforms-salesforce.php',
'plugin_slug' => 'wpforms-salesforce',
'license' => 'elite',
],
[
'name' => 'Sendinblue',
'slug' => 'sendinblue',
'img' => 'addon-icon-sendinblue.png',
'plugin' => 'wpforms-sendinblue/wpforms-sendinblue.php',
'plugin_slug' => 'wpforms-sendinblue',
'license' => 'pro',
],
[
'name' => 'Zapier',
'slug' => 'zapier',
'img' => 'addon-icon-zapier.png',
'plugin' => 'wpforms-zapier/wpforms-zapier.php',
'plugin_slug' => 'wpforms-zapier',
'license' => 'pro',
],
[
'name' => 'HubSpot',
'slug' => 'hubspot',
'img' => 'addon-icon-hubspot.png',
'plugin' => 'wpforms-hubspot/wpforms-hubspot.php',
'plugin_slug' => 'wpforms-hubspot',
'license' => 'pro',
],
];
}
/**
* Get an array of all the active provider addons.
*
* @since 1.4.7
*
* @return array
*/
function wpforms_get_providers_available() {
return (array) apply_filters( 'wpforms_providers_available', array() );
}
/**
* Get options for all providers.
*
* @since 1.4.7
*
* @param string $provider Define a single provider to get options for this one only.
*
* @return array
*/
function wpforms_get_providers_options( $provider = '' ) {
$options = get_option( 'wpforms_providers', [] );
$provider = sanitize_key( $provider );
$data = $options;
if ( ! empty( $provider ) && isset( $options[ $provider ] ) ) {
$data = $options[ $provider ];
}
return (array) apply_filters( 'wpforms_get_providers_options', $data, $provider );
}
/**
* Update options for all providers.
*
* @since 1.4.7
*
* @param string $provider Provider slug.
* @param array|false $options If false is passed - provider will be removed. Otherwise saved.
* @param string $key Optional key to identify which connection to update. If empty - generate a new one.
*/
function wpforms_update_providers_options( $provider, $options, $key = '' ) {
$providers = wpforms_get_providers_options();
$id = ! empty( $key ) ? $key : uniqid();
$provider = sanitize_key( $provider );
if ( $options ) {
$providers[ $provider ][ $id ] = (array) $options;
} else {
unset( $providers[ $provider ] );
}
update_option( 'wpforms_providers', $providers );
}
/**
* Helper function to determine if loading on WPForms related admin page.
*
* Here we determine if the current administration page is owned/created by
* WPForms. This is done in compliance with WordPress best practices for
* development, so that we only load required WPForms CSS and JS files on pages
* we create. As a result we do not load our assets admin wide, where they might
* conflict with other plugins needlessly, also leading to a better, faster user
* experience for our users.
*
* @since 1.3.9
*
* @param string $slug Slug identifier for a specific WPForms admin page.
* @param string $view Slug identifier for a specific WPForms admin page view ("subpage").
*
* @return bool
*/
function wpforms_is_admin_page( $slug = '', $view = '' ) {
// phpcs:disable WordPress.Security.NonceVerification.Recommended
// Check against basic requirements.
if (
! is_admin() ||
empty( $_REQUEST['page'] ) ||
strpos( $_REQUEST['page'], 'wpforms' ) === false
) {
return false;
}
// Check against page slug identifier.
if (
( ! empty( $slug ) && 'wpforms-' . $slug !== $_REQUEST['page'] ) ||
( empty( $slug ) && 'wpforms-builder' === $_REQUEST['page'] )
) {
return false;
}
// Check against sub-level page view.
if (
! empty( $view ) &&
( empty( $_REQUEST['view'] ) || $view !== $_REQUEST['view'] )
) {
return false;
}
// phpcs:enable
return true;
}
/**
* Get the ISO 639-2 Language Code from user/site locale.
*
* @see http://www.loc.gov/standards/iso639-2/php/code_list.php
*
* @since 1.5.0
*
* @return string
*/
function wpforms_get_language_code() {
$default_lang = 'en';
$locale = get_user_locale();
if ( ! empty( $locale ) ) {
$lang = explode( '_', $locale );
if ( ! empty( $lang ) && is_array( $lang ) ) {
$default_lang = strtolower( $lang[0] );
}
}
return $default_lang;
}
/**
* Determine if we should show the "Show Values" toggle for checkbox, radio, or
* select fields in form builder. Legacy.
*
* @since 1.5.0
*
* @return bool
*/
function wpforms_show_fields_options_setting() {
return apply_filters( 'wpforms_fields_show_options_setting', false );
}
/**
* Check if a string is empty.
*
* @since 1.5.0
*
* @param string $string String to test.
*
* @return bool
*/
function wpforms_is_empty_string( $string ) {
return is_string( $string ) && '' === $string;
}
/**
* Return URL to form preview page.
*
* @since 1.5.1
*
* @param int $form_id Form ID.
* @param bool $new_window New window flag.
*
* @return string
*/
function wpforms_get_form_preview_url( $form_id, $new_window = false ) {
$url = add_query_arg(
array(
'wpforms_form_preview' => absint( $form_id ),
),
home_url()
);
if ( $new_window ) {
$url = add_query_arg(
array(
'new_window' => 1,
),
$url
);
}
return $url;
}
/**
* Include a template - alias to \WPForms\Helpers\Template::get_html.
* Use 'require' if $args are passed or 'load_template' if not.
*
* @since 1.5.6
*
* @param string $template_name Template name.
* @param array $args Arguments.
* @param bool $extract Extract arguments.
*
* @throws \RuntimeException If extract() tries to modify the scope.
*
* @return string Compiled HTML.
*/
function wpforms_render( $template_name, $args = array(), $extract = false ) {
return \WPForms\Helpers\Templates::get_html( $template_name, $args, $extract );
}
/**
* Chain monad, useful for chaining certain array or string related functions.
*
* @since 1.5.6
*
* @param mixed $value Any data.
*
* @return \WPForms\Helpers\Chain
*/
function wpforms_chain( $value ) {
return \WPForms\Helpers\Chain::of( $value );
}
/**
* Get the current installation license type (always lowercase).
*
* @since 1.5.6
*
* @return string|false
*/
function wpforms_get_license_type() {
$type = wpforms_setting( 'type', '', 'wpforms_license' );
if ( empty( $type ) || ! wpforms()->is_pro() ) {
return false;
}
return strtolower( $type );
}
/**
* Get the current installation license key.
*
* @since 1.6.2.3
*
* @return string
*/
function wpforms_get_license_key() {
// Check for license key.
$key = wpforms_setting( 'key', '', 'wpforms_license' );
// Allow wp-config constant to pass key.
if ( empty( $key ) && defined( 'WPFORMS_LICENSE_KEY' ) ) {
$key = WPFORMS_LICENSE_KEY;
}
return $key;
}
/**
* Get when WPForms was first installed.
*
* @since 1.6.0
*
* @param string $type Specific install type to check for.
*
* @return int|false
*/
function wpforms_get_activated_timestamp( $type = '' ) {
$activated = get_option( 'wpforms_activated', [] );
$types = ! empty( $type ) ? [ $type ] : [ 'lite', 'pro' ];
foreach ( $types as $type ) {
if ( ! empty( $activated[ $type ] ) ) {
return absint( $activated[ $type ] );
}
}
return false;
}
/**
* Detect if AJAX frontend form submit is being processed.
*
* @since 1.5.8.2
* @since 1.6.5 Added filterable frontend ajax actions list as a fallback to missing referer cases.
* @since 1.6.7.1 Removed a requirement for an AJAX action to be a WPForms action if referer is not missing.
*
* @return bool
*/
function wpforms_is_frontend_ajax() {
if ( ! wp_doing_ajax() ) {
return false;
}
// Additional check to make sure the request targets admin-ajax.php.
if ( isset( $_SERVER['SCRIPT_FILENAME'] ) && basename( sanitize_text_field( wp_unslash( $_SERVER['SCRIPT_FILENAME'] ) ) ) !== 'admin-ajax.php' ) {
return false;
}
$ref = wp_get_raw_referer();
if ( ! $ref ) {
// Try to detect a frontend AJAX call indirectly by comparing the current action
// with a known frontend actions list in case there's no HTTP referer.
$frontend_actions = [
'wpforms_submit',
'wpforms_file_upload_speed_test',
'wpforms_upload_chunk_init',
'wpforms_upload_chunk',
'wpforms_file_chunks_uploaded',
'wpforms_remove_file',
'wpforms_restricted_email',
'wpforms_form_locker_unique_answer',
'wpforms_form_abandonment',
];
$action = isset( $_REQUEST['action'] ) ? sanitize_key( $_REQUEST['action'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
// This filter may be running as early as "plugins_loaded" hook. Please mind the hooks order when using it.
$frontend_actions = (array) apply_filters( 'wpforms_is_frontend_ajax_frontend_actions', $frontend_actions );
return in_array( $action, $frontend_actions, true );
}
$path = wp_parse_url( $ref, PHP_URL_PATH );
$admin_path = wp_parse_url( admin_url(), PHP_URL_PATH );
// It's a frontend AJAX call if HTTP referer doesn't contain an admin path.
return strpos( $path, $admin_path ) === false;
}
/**
* Dequeue enqueues by URI list.
* Parts of URI (e.g. filename) is also supported.
*
* @since 1.6.1
*
* @param array|string $uris List of URIs or individual URI to dequeue.
* @param \WP_Scripts|\WP_Styles $enqueues Enqueues list to dequeue from.
*/
function wpforms_dequeue_by_uri( $uris, $enqueues ) {
if ( empty( $enqueues->queue ) ) {
return;
}
foreach ( $enqueues->queue as $handle ) {
if ( empty( $enqueues->registered[ $handle ]->src ) ) {
continue;
}
$src = wp_make_link_relative( $enqueues->registered[ $handle ]->src );
// Support full URLs.
$src = site_url( $src );
foreach ( (array) $uris as $uri ) {
if ( strpos( $src, $uri ) !== false ) {
wp_dequeue_script( $handle );
break;
}
}
}
}
/**
* Dequeue scripts by URI list.
* Parts of URI (e.g. filename) is also supported.
*
* @since 1.6.1
*
* @param array|string $uris List of URIs or individual URI to dequeue.
*/
function wpforms_dequeue_scripts_by_uri( $uris ) {
wpforms_dequeue_by_uri( $uris, wp_scripts() );
}
/**
* Dequeue styles by URI list.
* Parts of URI (e.g. filename) is also supported.
*
* @since 1.6.1
*
* @param array|string $uris List of URIs or individual URI to dequeue.
*/
function wpforms_dequeue_styles_by_uri( $uris ) {
wpforms_dequeue_by_uri( $uris, wp_styles() );
}
/**
* Count words in the string.
*
* @since 1.6.2
*
* @param string $string String value.
*
* @return integer Words count.
*/
function wpforms_count_words( $string ) {
if ( ! is_string( $string ) ) {
return 0;
}
$patterns = [
'/([A-Z]+),([A-Z]+)/i',
'/([0-9]+),([A-Z]+)/i',
'/([A-Z]+),([0-9]+)/i',
];
foreach ( $patterns as $pattern ) {
$string = preg_replace_callback(
$pattern,
function( $matches ) {
return $matches[1] . ', ' . $matches[2];
},
$string
);
}
$words = preg_split( '/[\s]+/', $string );
return is_array( $words ) ? count( $words ) : 0;
}
/**
* Get WPForms upload root path (e.g. /wp-content/uploads/wpforms).
*
* As of 1.7.0, you can pass in your own value that matches the output of wp_upload_dir()
* in order to use this function inside of a filter without infinite looping.
*
* @since 1.6.1
*
* @return array WPForms upload root path (no trailing slash).
*/
function wpforms_upload_dir() {
$upload_dir = wp_upload_dir();
if ( ! empty( $upload_dir['error'] ) ) {
return [ 'error' => $upload_dir['error'] ];
}
$basedir = wp_is_stream( $upload_dir['basedir'] ) ? $upload_dir['basedir'] : realpath( $upload_dir['basedir'] );
$wpforms_upload_root = trailingslashit( $basedir ) . 'wpforms';
/**
* Allow developers to change a directory where cache and uploaded files will be stored.
*
* @since 1.5.2
*
* @param string $wpforms_upload_root WPForms upload root directory.
*/
$custom_uploads_root = apply_filters( 'wpforms_upload_root', $wpforms_upload_root );
if ( is_dir( $custom_uploads_root ) && wp_is_writable( $custom_uploads_root ) ) {
$wpforms_upload_root = wp_is_stream( $custom_uploads_root )
? $custom_uploads_root
: realpath( $custom_uploads_root );
}
return [
'path' => $wpforms_upload_root,
'url' => trailingslashit( $upload_dir['baseurl'] ) . 'wpforms',
'error' => false,
];
}
/**
* Create index.html file in the specified directory if it doesn't exist.
*
* @since 1.6.1
*
* @param string $path Path to the directory.
*
* @return int|false Number of bytes that were written to the file, or false on failure.
*/
function wpforms_create_index_html_file( $path ) {
if ( ! is_dir( $path ) || is_link( $path ) ) {
return false;
}
$index_file = wp_normalize_path( trailingslashit( $path ) . 'index.html' );
// Do nothing if index.html exists in the directory.
if ( file_exists( $index_file ) ) {
return false;
}
// Create empty index.html.
return file_put_contents( $index_file, '' ); // phpcs:ignore WordPress.WP.AlternativeFunctions
}
/**
* Create .htaccess file in the WPForms upload directory.
*
* @since 1.6.1
*
* @return bool True when the .htaccess file exists, false on failure.
*/
function wpforms_create_upload_dir_htaccess_file() {
if ( ! apply_filters( 'wpforms_create_upload_dir_htaccess_file', true ) ) {
return false;
}
$upload_dir = wpforms_upload_dir();
if ( ! empty( $upload_dir['error'] ) ) {
return false;
}
$htaccess_file = wp_normalize_path( trailingslashit( $upload_dir['path'] ) . '.htaccess' );
$cache_key = 'wpforms_htaccess_file';
if ( is_file( $htaccess_file ) ) {
$cached_stat = get_transient( $cache_key );
$stat = array_intersect_key(
stat( $htaccess_file ),
[
'size' => 0,
'mtime' => 0,
'ctime' => 0,
]
);
if ( $cached_stat === $stat ) {
return true;
}
@unlink( $htaccess_file ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
}
if ( ! function_exists( 'insert_with_markers' ) ) {
require_once ABSPATH . 'wp-admin/includes/misc.php';
}
$contents = apply_filters(
'wpforms_create_upload_dir_htaccess_file_content',
'# Disable PHP and Python scripts parsing.
<Files *>
SetHandler none
SetHandler default-handler
RemoveHandler .cgi .php .php3 .php4 .php5 .phtml .pl .py .pyc .pyo
RemoveType .cgi .php .php3 .php4 .php5 .phtml .pl .py .pyc .pyo
</Files>
<IfModule mod_php5.c>
php_flag engine off
</IfModule>
<IfModule mod_php7.c>
php_flag engine off
</IfModule>
<IfModule mod_php8.c>
php_flag engine off
</IfModule>
<IfModule headers_module>
Header set X-Robots-Tag "noindex"
</IfModule>'
);
$created = insert_with_markers( $htaccess_file, 'WPForms', $contents );
if ( $created ) {
clearstatcache( true, $htaccess_file );
$stat = array_intersect_key(
stat( $htaccess_file ),
[
'size' => 0,
'mtime' => 0,
'ctime' => 0,
]
);
set_transient( $cache_key, $stat );
}
return $created;
}
/**
* Check if Gutenberg is active.
*
* @since 1.6.2
*
* @return bool True if Gutenberg is active.
*/
function wpforms_is_gutenberg_active() {
$gutenberg = false;
$block_editor = false;
if ( has_filter( 'replace_editor', 'gutenberg_init' ) ) {
// Gutenberg is installed and activated.
$gutenberg = true;
}
if ( version_compare( $GLOBALS['wp_version'], '5.0-beta', '>' ) ) {
// Block editor.
$block_editor = true;
}
if ( ! $gutenberg && ! $block_editor ) {
return false;
}
include_once ABSPATH . 'wp-admin/includes/plugin.php';
if ( is_plugin_active( 'disable-gutenberg/disable-gutenberg.php' ) ) {
return ! disable_gutenberg();
}
if ( is_plugin_active( 'classic-editor/classic-editor.php' ) ) {
return get_option( 'classic-editor-replace' ) === 'block';
}
return true;
}
/**
* Determine if the plugin/addon installations are allowed.
*
* @since 1.6.2.3
*
* @param string $type Should be `plugin` or `addon`.
*
* @return bool
*/
function wpforms_can_install( $type ) {
return wpforms_can_do( 'install', $type );
}
/**
* Determine if the plugin/addon activations are allowed.
*
* @since 1.7.3
*
* @param string $type Should be `plugin` or `addon`.
*
* @return bool
*/
function wpforms_can_activate( $type ) {
return wpforms_can_do( 'activate', $type );
}
/**
* Determine if the plugin/addon installations/activations are allowed.
*
* @since 1.7.3
*
* @internal Use wpforms_can_activate() or wpforms_can_install() instead.
*
* @param string $what Should be 'activate' or 'install'.
* @param string $type Should be `plugin` or `addon`.
*
* @return bool
*/
function wpforms_can_do( $what, $type ) {
if ( ! in_array( $what, [ 'install', 'activate' ], true ) ) {
return false;
}
if ( ! in_array( $type, [ 'plugin', 'addon' ], true ) ) {
return false;
}
$capability = $what . '_plugins';
if ( ! current_user_can( $capability ) ) {
return false;
}
// Determine whether file modifications are allowed and it is activation permissions checking.
if ( $what === 'install' && ! wp_is_file_mod_allowed( 'wpforms_can_install' ) ) {
return false;
}
// All plugin checks are done.
if ( $type === 'plugin' ) {
return true;
}
// Addons require additional license checks.
$license = get_option( 'wpforms_license', [] );
// Allow addons installation if license is not expired, enabled and valid.
return empty( $license['is_expired'] ) && empty( $license['is_disabled'] ) && empty( $license['is_invalid'] );
}
/**
* Retrieve the full config for CAPTCHA.
*
* @since 1.6.4
*
* @return array
*/
function wpforms_get_captcha_settings() {
$allowed_captcha_list = [ 'hcaptcha', 'recaptcha' ];
$captcha_provider = wpforms_setting( 'captcha-provider', 'recaptcha' );
if ( ! in_array( $captcha_provider, $allowed_captcha_list, true ) ) {
return [
'provider' => 'none',
];
}
return [
'provider' => $captcha_provider,
'site_key' => sanitize_text_field( wpforms_setting( "{$captcha_provider}-site-key", '' ) ),
'secret_key' => sanitize_text_field( wpforms_setting( "{$captcha_provider}-secret-key", '' ) ),
'recaptcha_type' => wpforms_setting( 'recaptcha-type', 'v2' ),
];
}
/**
* Wrapper for set_time_limit to see if it is enabled.
*
* @since 1.6.4
*
* @param int $limit Time limit.
*/
function wpforms_set_time_limit( $limit = 0 ) {
if ( function_exists( 'set_time_limit' ) && false === strpos( ini_get( 'disable_functions' ), 'set_time_limit' ) && ! ini_get( 'safe_mode' ) ) { // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.safe_modeDeprecatedRemoved
@set_time_limit( $limit ); // @codingStandardsIgnoreLine
}
}
/**
* Determine if collecting user's IP is allowed by GDPR setting (globally or per form).
* Majority of our users have GDPR disabled.
* So we remove this data from the request only when it's not needed:
* 1) when GDPR is enabled AND globally disabled user details storage;
* 2) when GDPR is enabled AND IP address processing is disabled on per form basis.
*
* @since 1.6.6
*
* @param array $form_data Form settings.
*
* @return bool
*/
function wpforms_is_collecting_ip_allowed( $form_data = [] ) {
if (
wpforms_setting( 'gdpr', false ) &&
(
wpforms_setting( 'gdpr-disable-details', false ) ||
( ! empty( $form_data ) && ! empty( $form_data['settings']['disable_ip'] ) )
)
) {
return false;
}
return true;
}
/**
* Retrieve a timezone from the site settings as a `DateTimeZone` object.
*
* Timezone can be based on a PHP timezone string or a ±HH:MM offset.
*
* @since 1.6.6
*
* @return DateTimeZone Timezone object.
*/
function wpforms_get_timezone() {
if ( function_exists( 'wp_timezone' ) ) {
return wp_timezone();
}
// Fallback for WordPress version < 5.3.
$timezone_string = get_option( 'timezone_string' );
if ( ! $timezone_string ) {
$offset = (float) get_option( 'gmt_offset' );
$hours = (int) $offset;
$minutes = ( $offset - $hours );
$sign = ( $offset < 0 ) ? '-' : '+';
$abs_hour = abs( $hours );
$abs_mins = abs( $minutes * 60 );
$timezone_string = sprintf( '%s%02d:%02d', $sign, $abs_hour, $abs_mins );
}
return timezone_open( $timezone_string );
}
/**
* Alias for default readonly function.
*
* @since 1.6.9
*
* @param mixed $readonly One of the values to compare.
* @param mixed $current The other value to compare if not just true.
* @param bool $echo Whether to echo or just return the string.
*
* @return string HTML attribute or empty string.
*/
function wpforms_readonly( $readonly, $current = true, $echo = true ) {
if ( function_exists( 'wp_readonly' ) ) {
return wp_readonly( $readonly, $current, $echo );
}
return __checked_selected_helper( $readonly, $current, $echo, 'readonly' );
}
/**
* Process smart tags.
*
* @since 1.7.1
*
* @param string $content Content.
* @param array $form_data Form data.
* @param array $fields List of fields.
* @param string $entry_id Entry ID.
*
* @return string
*/
function wpforms_process_smart_tags( $content, $form_data, $fields = [], $entry_id = '' ) {
// Skip it if variables have invalid format.
if ( ! is_string( $content ) || ! is_array( $form_data ) || ! is_array( $fields ) ) {
return $content;
}
/**
* Process smart tags.
*
* @since 1.4.0
*
* @param string $content Content.
* @param array $form_data Form data.
* @param array $fields List of fields.
* @param string $entry_id Entry ID.
*
* @return string
*/
return apply_filters( 'wpforms_process_smart_tags', $content, $form_data, $fields, $entry_id );
}
/**
* Get formatted [ id => title ] pages list.
*
* @since 1.7.2
*
* @param array|string $args Array or string of arguments to retrieve pages.
*
* @return array
*/
function wpforms_get_pages_list( $args = [] ) {
$pages = get_pages( $args );
$list = [];
if ( empty( $pages ) ) {
return $list;
}
foreach ( $pages as $page ) {
/* translators: %d - a page ID. */
$title = ! empty( $page->post_title ) ? $page->post_title : sprintf( __( '#%d (no title)', 'wpforms-lite' ), $page->ID );
$depth = count( $page->ancestors );
$list[ $page->ID ] = str_repeat( ' ', $depth * 3 ) . $title;
}
return $list;
}
/**
* Changes array of items into string of items, separated by comma and sql-escaped.
*
* @see https://coderwall.com/p/zepnaw
*
* @since 1.7.4
*
* @param mixed|array $items Item(s) to be joined into string.
* @param string $format Can be %s or %d.
*
* @return string Items separated by comma and sql-escaped.
*/
function wpforms_wpdb_prepare_in( $items, $format = '%s' ) {
global $wpdb;
$items = (array) $items;
$how_many = count( $items );
if ( $how_many === 0 ) {
return '';
}
$placeholders = array_fill( 0, $how_many, $format );
$prepared_format = implode( ',', $placeholders );
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
return $wpdb->prepare( $prepared_format, $items );
}