public function testAppendPrependAndSetThrowExceptionsWhenNonMetaValueProvided()
{
try {
$this->helper->append('foo');
$this->fail('Non-meta value should not append');
} catch (ViewException $e) {
}
try {
$this->helper->offsetSet(3, 'foo');
$this->fail('Non-meta value should not offsetSet');
} catch (ViewException $e) {
}
try {
$this->helper->prepend('foo');
$this->fail('Non-meta value should not prepend');
} catch (ViewException $e) {
}
try {
$this->helper->set('foo');
$this->fail('Non-meta value should not set');
} catch (ViewException $e) {
}
}
/**
* Append an element
*
* @param \stdClass $value
* @return void
*/
public function append($value)
{
if ('name' == $value->type) {
$container = $this->getContainer();
$content = '';
foreach ($container->getArrayCopy() as $index => $item) {
if ($item->name == $value->name) {
$content = $item->content;
$this->offsetUnset($index);
}
}
if ($content) {
$separator = 'description' == $value->name ? ' ' : ', ';
$value->content = $content . $separator . $value->content;
}
}
return parent::append($value);
}
/**
* If a keywords meta already exsists, extends it with $value->content,
* else creates a new keywords meta.
* @param \stdClass $value
* @param string $position
*/
public function updateKeywords(\stdClass $value, $position = AbstractContainer::SET)
{
$keywordsExists = false;
foreach ($this->getContainer() as $item) {
if (empty($value->content)) {
return false;
}
if ($this->isKeywords($item)) {
switch ($position) {
case AbstractContainer::APPEND:
$keywordsString = implode(', ', array($item->content, $value->content));
break;
case AbstractContainer::PREPEND:
$keywordsString = implode(', ', array($value->content, $item->content));
break;
case AbstractContainer::SET:
default:
$keywordsString = $value->content;
break;
}
$item->content = $keywordsString;
$keywordsExists = true;
}
}
if (!$keywordsExists) {
parent::append($value);
}
}