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<?php
namespace League\Plates\Template;
use LogicException;
/**
* Preassigned template data.
*/
class Data
{
/**
* Variables shared by all templates.
* @var array
*/
protected $sharedVariables = array();
/**
* Specific template variables.
* @var array
*/
protected $templateVariables = array();
/**
* Add template data.
* @param array $data;
* @param null|string|array $templates;
* @return Data
*/
public function add(array $data, $templates = null)
{
if (is_null($templates)) {
return $this->shareWithAll($data);
}
if (is_array($templates)) {
return $this->shareWithSome($data, $templates);
}
if (is_string($templates)) {
return $this->shareWithSome($data, array($templates));
}
throw new LogicException(
'The templates variable must be null, an array or a string, ' . gettype($templates) . ' given.'
);
}
/**
* Add data shared with all templates.
* @param array $data;
* @return Data
*/
public function shareWithAll($data)
{
$this->sharedVariables = array_merge($this->sharedVariables, $data);
return $this;
}
/**
* Add data shared with some templates.
* @param array $data;
* @param array $templates;
* @return Data
*/
public function shareWithSome($data, array $templates)
{
foreach ($templates as $template) {
if (isset($this->templateVariables[$template])) {
$this->templateVariables[$template] = array_merge($this->templateVariables[$template], $data);
} else {
$this->templateVariables[$template] = $data;
}
}
return $this;
}
/**
* Get template data.
* @param null|string $template;
* @return array
*/
public function get($template = null)
{
if (isset($template, $this->templateVariables[$template])) {
return array_merge($this->sharedVariables, $this->templateVariables[$template]);
}
return $this->sharedVariables;
}
}