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<?php
if ( !class_exists('Puc_v4p6_Utils', false) ):
class Puc_v4p6_Utils {
/**
* Get a value from a nested array or object based on a path.
*
* @param array|object|null $collection Get an entry from this array.
* @param array|string $path A list of array keys in hierarchy order, or a string path like "foo.bar.baz".
* @param mixed $default The value to return if the specified path is not found.
* @param string $separator Path element separator. Only applies to string paths.
* @return mixed
*/
public static function get($collection, $path, $default = null, $separator = '.') {
if ( is_string($path) ) {
$path = explode($separator, $path);
}
//Follow the $path into $input as far as possible.
$currentValue = $collection;
foreach ($path as $node) {
if ( is_array($currentValue) && isset($currentValue[$node]) ) {
$currentValue = $currentValue[$node];
} else if ( is_object($currentValue) && isset($currentValue->$node) ) {
$currentValue = $currentValue->$node;
} else {
return $default;
}
}
return $currentValue;
}
/**
* Get the first array element that is not empty.
*
* @param array $values
* @param mixed|null $default Returns this value if there are no non-empty elements.
* @return mixed|null
*/
public static function findNotEmpty($values, $default = null) {
if ( empty($values) ) {
return $default;
}
foreach ($values as $value) {
if ( !empty($value) ) {
return $value;
}
}
return $default;
}
/**
* Check if the input string starts with the specified prefix.
*
* @param string $input
* @param string $prefix
* @return bool
*/
public static function startsWith($input, $prefix) {
$length = strlen($prefix);
return (substr($input, 0, $length) === $prefix);
}
}
endif;