%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Helper functions to work with multidimensional arrays easier.
*
* @since 1.5.6
*/
/**
* Determine whether the given value is array accessible.
*
* @since 1.5.6
*
* @param mixed $value Checkin to accessible.
*
* @return bool
*/
function wpforms_list_accessible( $value ) {
return is_array( $value ) || $value instanceof ArrayAccess;
}
/**
* Set an array item to a given value using "dot" notation.
*
* If no key is given to the method, the entire array will be replaced.
*
* @since 1.5.6
*
* @param array $array Existing array.
* @param string $key Path to set.
* @param mixed $value Value to set.
* @param string $separator Separator.
*
* @return array New array.
*/
function wpforms_list_set( $array, $key, $value, $separator = '.' ) {
if ( ! wpforms_list_accessible( $array ) ) {
return $value;
}
if ( $key === null ) {
$array = $value;
return $array;
}
$keys = explode( $separator, $key );
$count_keys = count( $keys );
$values = array_values( $keys );
$last_key = $values[ $count_keys - 1 ];
$tmp_array = &$array;
for ( $i = 0; $i < $count_keys - 1; $i ++ ) {
$k = $keys[ $i ];
$tmp_array = &$tmp_array[ $k ];
}
$tmp_array[ $last_key ] = $value;
return $array;
}
/**
* Determine if the given key exists in the provided array.
*
* @since 1.5.6
*
* @param ArrayAccess|array $array Existing array.
* @param string|int $key To check.
*
* @return bool
*/
function wpforms_list_exists( $array, $key ) {
if ( ! wpforms_list_accessible( $array ) ) {
return false;
}
if ( $array instanceof ArrayAccess ) {
return $array->offsetExists( $key );
}
return array_key_exists( $key, $array );
}
/**
* Get an item from an array using "dot" notation.
*
* @since 1.5.6
*
* @param ArrayAccess|array $array Where we want to get.
* @param string $key Key with dot's.
* @param mixed $default Value.
*
* @return mixed
*/
function wpforms_list_get( $array, $key, $default = null ) {
if ( ! wpforms_list_accessible( $array ) ) {
return $default;
}
if ( $key === null ) {
return $array;
}
if ( ! is_string( $key ) ) {
return $default;
}
if ( wpforms_list_exists( $array, $key ) ) {
return $array[ $key ];
}
foreach ( explode( '.', $key ) as $segment ) {
if ( wpforms_list_accessible( $array ) && wpforms_list_exists( $array, $segment ) ) {
$array = $array[ $segment ];
} else {
return $default;
}
}
return $array;
}
/**
* Check if an item exists in an array using "dot" notation.
*
* @since 1.5.6
*
* @param ArrayAccess|array $array To check.
* @param string $key Keys with dot's.
*
* @return bool
*/
function wpforms_list_has( $array, $key ) {
if ( ! $array ) {
return false;
}
if ( $key === null || ! is_string( $key ) ) {
return false;
}
if ( wpforms_list_exists( $array, $key ) ) {
return true;
}
foreach ( explode( '.', $key ) as $segment ) {
if ( wpforms_list_accessible( $array ) && wpforms_list_exists( $array, $segment ) ) {
$array = $array[ $segment ];
} else {
return false;
}
}
return true;
}
/**
* Determine if an array is associative.
*
* An array is "associative" if it doesn't have sequential numerical keys beginning with zero.
*
* @since 1.5.6
*
* @param array $array To check.
*
* @return bool
*/
function wpforms_list_is_assoc( $array ) {
$keys = array_keys( $array );
return array_keys( $keys ) !== $keys;
}
/**
* Get a subset of the items from the given array.
*
* @since 1.5.6
*
* @param array $array To get.
* @param array|string $keys To filter.
*
* @return array
*/
function wpforms_list_only( $array, $keys ) {
return array_intersect_key( $array, array_flip( (array) $keys ) );
}
/**
* Remove one or many array items from a given array using "dot" notation.
*
* @since 1.5.6
*
* @param array $array To forget.
* @param array|string $keys To exclude.
*
* @return array
*/
function wpforms_list_forget( $array, $keys ) {
$tmp_array = &$array;
$keys = (array) $keys;
if ( count( $keys ) === 0 ) {
return $array;
}
foreach ( $keys as $key ) {
// if the exact key exists in the top-level, remove it.
if ( wpforms_list_exists( $array, $key ) ) {
unset( $array[ $key ] );
continue;
}
$parts = explode( '.', $key );
$count_keys = count( $parts );
$values = array_values( $parts );
$last_key = $values[ $count_keys - 1 ];
for ( $i = 0; $i < $count_keys - 1; $i ++ ) {
$k = $parts[ $i ];
$tmp_array = &$tmp_array[ $k ];
}
unset( $tmp_array[ $last_key ] );
}
return $array;
}
/**
* Insert a value or key/value pair after a specific key in an array.
* If key doesn't exist, value is appended to the end of the array.
*
* @since 1.5.8
*
* @param array $target Array where to insert.
* @param string $key Insert after key.
* @param array $data Array to insert.
*
* @return array
*/
function wpforms_list_insert_after( array $target, string $key, array $data ): array {
return wpforms_list_insert( $target, $key, $data, 'after' );
}
/**
* Insert a value or key/value pair before a specific key in an array.
* If key doesn't exist, value is prepended to the beginning of the array.
*
* @since 1.8.9
*
* @param array $target Array where to insert.
* @param string $key Insert before key.
* @param array $data Array to insert.
*
* @return array
*/
function wpforms_list_insert_before( array $target, string $key, array $data ): array {
return wpforms_list_insert( $target, $key, $data, 'before' );
}
/**
* Insert a value or key/value pair before or after a specific key in an array.
* If key doesn't exist, value is appended to the end of the array.
*
* @since 1.8.9
*
* @param array $target Array where to insert.
* @param string $key Insert before/after key.
* @param array $data Array to insert.
* @param string $position Position to insert before/after.
*
* @return array
*/
function wpforms_list_insert( array $target, string $key, array $data, string $position ): array {
$position = strtolower( $position );
$keys = array_keys( $target );
$index = array_search( $key, $keys, true );
$pos = 0;
if ( $position === 'before' ) {
$pos = $index === false ? 0 : $index;
} elseif ( $position === 'after' ) {
$pos = $index === false ? count( $target ) : $index + 1;
}
return array_merge( array_slice( $target, 0, $pos ), $data, array_slice( $target, $pos ) );
}
/**
* Cleanup $items array recursively removing from it all keys not existing in the $default array.
*
* @since 1.7.2
*
* @param array $items Items.
* @param array $default Default items.
*
* @return array
*/
function wpforms_list_intersect_key( $items, $default ) {
if ( ! is_array( $items ) ) {
return $items;
}
$items = array_intersect_key( $items, $default );
foreach ( $items as $key => &$item ) {
$item = wpforms_list_intersect_key( $item, $default[ $key ] );
}
return $items;
}
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