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<?php |
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/** |
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* Pimf |
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* |
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* @copyright Copyright (c) Gjero Krsteski (http://krsteski.de) |
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* @license http://opensource.org/licenses/MIT MIT |
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*/ |
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namespace Pimf; |
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use Pimf\Contracts\Renderable; |
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use Pimf\Util\File; |
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use Pimf\Contracts\Arrayable; |
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/** |
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* A simply view for sending and rendering data. |
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* |
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* @package Pimf |
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* @author Gjero Krsteski <[email protected]> |
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*/ |
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class View implements Renderable |
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{ |
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/** |
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* @var string Name of the template. |
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*/ |
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protected $template; |
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/** |
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* Contains the variables that are to be embedded in the template. |
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* |
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* @var \ArrayObject |
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*/ |
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protected $data; |
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/** |
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* Path to templates - is framework restriction. |
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* |
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* @var string |
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*/ |
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protected $path; |
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/** |
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* @param string $template |
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* @param array $data |
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* @param string $path Path to templates if you do not want to use PIMF framework restriction. |
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*/ |
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public function __construct($template = 'default.phtml', array $data = array(), $path = null) |
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{ |
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$this->data = new \ArrayObject($data, \ArrayObject::ARRAY_AS_PROPS); |
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$this->path = (!$path) ? BASE_PATH . 'app/' . Config::get('app.name') . '/_templates' : $path; |
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$this->template = (string)$template; |
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} |
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/** |
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* @param string $template |
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* |
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* @return View |
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*/ |
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public function produce($template) |
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{ |
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$view = clone $this; |
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$view->template = (string)$template; |
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return $view; |
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} |
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/** |
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* @param string $template |
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* @param array|Arrayable $model |
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* |
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* @return string |
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*/ |
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public function partial($template, $model = array()) |
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{ |
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$model = ($model instanceof Arrayable) ? $model->toArray() : $model; |
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return $this->produce($template)->pump($model)->render(); |
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} |
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/** |
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* @param string $template |
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* @param array $model |
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* |
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* @return string |
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*/ |
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public function loop($template, array $model = array()) |
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{ |
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$out = ''; |
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foreach ($model as $row) { |
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$out .= $this->partial($template, $row); |
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} |
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return $out; |
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} |
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/** |
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* Assigns a variable to a specific key for the template. |
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* |
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* @param string $key The key. |
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* @param mixed $value The Value. |
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* |
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* @return View |
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*/ |
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public function assign($key, $value) |
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{ |
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$this->data[$key] = $value; |
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return $this; |
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} |
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/** |
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* Exchange all variables. |
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* |
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* @param $model |
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* |
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* @return View |
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*/ |
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public function pump($model) |
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{ |
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$this->data->exchangeArray((array)$model); |
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return $this; |
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} |
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/** |
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* @param string $name |
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* |
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* @return mixed |
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* @throws \OutOfBoundsException If undefined property at the template. |
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*/ |
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public function __get($name) |
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{ |
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if ($this->data->offsetExists($name)) { |
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return $this->data->offsetGet($name); |
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} |
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$trace = debug_backtrace(); |
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throw new \OutOfBoundsException( |
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'undefined property "' . $name . '" at file ' . $trace[0]['file'] . ' line ' . $trace[0]['line'] |
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); |
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} |
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/** |
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* @return string |
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*/ |
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public function render() |
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{ |
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$level = ob_get_level(); |
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ob_start(); |
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try { |
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echo $this->reunite(); |
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} catch (\Exception $exception) { |
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while (ob_get_level() > $level) { |
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ob_end_clean(); |
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} |
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trigger_error($exception->getMessage(), E_USER_NOTICE); |
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} |
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return ob_get_clean(); |
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} |
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/** |
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* Puts the template an the variables together. |
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*/ |
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public function reunite() |
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{ |
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include new File(str_replace('/', DS, $this->path . '/' . $this->template)); |
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} |
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/** |
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* Act when the view is treated like a string |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->render(); |
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} |
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} |
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.