separator = $separator ?? ', ';
$this->limit = $limit;
}
public static function create_from_config(Config $config, int $limit = 20): self
{
return new self(
self::get_separator($config->get('separator', ', ')),
(int)$config->get('number_of_items', $limit)
);
}
private static function get_separator(string $setting): string
{
switch ($setting) {
case Setting::WHITE_SPACE :
return ' ';
case Setting::NEW_LINE :
return '
';
case Setting::HORIZONTAL_RULE :
return '
';
case Setting::NONE:
return '';
case Setting::COMMA :
default :
return ', ';
}
}
public function format(ValueCollection $collection): Value
{
$values = [];
foreach ($collection as $item) {
$value = (string)$item;
if ('' === $value) {
continue;
}
$values[] = $value;
}
return new Value(
$collection->get_id(),
$this->implode($values, $this->limit, $this->separator)
);
}
public function implode(array $array, int $limit = 10, string $glue = ', '): string
{
if ($limit <= 0 || count($array) <= $limit) {
return implode($glue, $array);
}
$first_set = array_slice($array, 0, $limit);
$last_set = array_slice($array, $limit);
ob_start();
if ($first_set) {
$first = sprintf('%s', implode($glue, $first_set));
$more = $last_set
? sprintf(
'%s%s',
$glue,
implode($glue, $last_set)
)
: '';
$content = sprintf('%s%s', $first, $more);
$toggler = $last_set
? sprintf(
'|%1$s',
sprintf(__('%s more', 'codepress-admin-columns'), count($last_set)),
strtolower(__('Hide', 'codepress-admin-columns'))
)
: '';
echo sprintf('%s', $content . $toggler);
}
return ob_get_clean();
}
}