/**
* @covers Gacela\Collection\Arr::valid
*/
public function testValid()
{
foreach ($this->object as $obj) {
if ($this->object->key() < 4) {
$this->assertTrue($this->object->valid());
} else {
$this->assertFalse($this->object->valid());
}
}
}
/**
* Truncate the string to given length of words.
*
* @param string $string
* @param int $limit
* @param string $append
* @return string
*/
public static function limitWords($string, $limit = 100, $append = '...')
{
preg_match('/^\\s*+(?:\\S++\\s*+){1,' . $limit . '}/u', $string, $matches);
if (!Arr::key(0, $matches) || self::len($string) === self::len($matches[0])) {
return $string;
}
return rtrim($matches[0]) . $append;
}
/**
* Checks to see if the page is being server over SSL or not
*
* @param bool $trustProxyHeaders
* @return boolean
*
* @SuppressWarnings(PHPMD.Superglobals)
*/
public static function isHttps($trustProxyHeaders = false)
{
// Check standard HTTPS header
if (Arr::key('HTTPS', $_SERVER)) {
return !empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off';
}
if ($trustProxyHeaders && Arr::key('X-FORWARDED-PROTO', $_SERVER)) {
return $_SERVER['X-FORWARDED-PROTO'] === 'https';
}
// Default to not SSL
return false;
}
/**
* Return document root
*
* @SuppressWarnings(PHPMD.Superglobals)
* @return string
*/
public static function getDocRoot()
{
$result = '.';
$root = Arr::key('DOCUMENT_ROOT', $_SERVER, true);
if ($root) {
$result = $root;
}
$result = FS::clean($result);
$result = FS::real($result);
if (!$result) {
$result = FS::real('.');
// @codeCoverageIgnore
}
return $result;
}
/**
* Group array by key
*
* @param array $arrayList
* @param string $key
* @return array
*/
public static function groupByKey(array $arrayList, $key = 'id')
{
$result = array();
foreach ($arrayList as $item) {
if (is_object($item)) {
if (isset($item->{$key})) {
$result[$item->{$key}][] = $item;
}
} elseif (is_array($item)) {
if (Arr::key($key, $item)) {
$result[$item[$key]][] = $item;
}
}
}
return $result;
}
/**
* @return string
*/
public static function getGravatarBuiltInDefaultImage()
{
return Arr::key(2, self::getGravatarBuiltInImages(), true);
}
/**
* Normalize color from array
*
* @param array $origColor
* @return integer[]
* @throws Exception
*/
protected static function _normalizeColorArray(array $origColor)
{
$result = array();
if (Arr::key('r', $origColor) && Arr::key('g', $origColor) && Arr::key('b', $origColor)) {
$result = array(self::color($origColor['r']), self::color($origColor['g']), self::color($origColor['b']), self::alpha(Arr::key('a', $origColor) ? $origColor['a'] : 0));
} elseif (Arr::key(0, $origColor) && Arr::key(1, $origColor) && Arr::key(2, $origColor)) {
$result = array(self::color($origColor[0]), self::color($origColor[1]), self::color($origColor[2]), self::alpha(Arr::key(3, $origColor) ? $origColor[3] : 0));
}
return $result;
}
