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<?php |
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/** |
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* @package toolkit |
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*/ |
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/** |
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* The Alert class drives the standard Symphony notices that |
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* appear at the top of the backend pages to alert the user of |
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* something. Their are three default alert styles, notice, error |
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* and success. |
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*/ |
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class Alert |
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{ |
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/** |
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* Represents a notice, usually used for non blocking alerts, |
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* just to inform that user that something has happened and |
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* they need to aware of it |
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* @var string |
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*/ |
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const NOTICE = 'notice'; |
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/** |
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* Represents an error, used when something has gone wrong during |
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* the previous action. It is blocking, in that the action has |
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* not completed successfully. |
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* @var string |
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*/ |
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const ERROR = 'error'; |
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/** |
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* Represents success, used when an action has completed successfully |
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* with no errors |
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* @var string |
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*/ |
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const SUCCESS = 'success'; |
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/** |
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* The message for this Alert, this text will be displayed to the user |
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* @var string |
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*/ |
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private $message; |
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/** |
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* The Alert constant to represent the style that this alert should |
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* take on. Defaults to `Alert::NOTICE`. |
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* @var string |
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*/ |
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private $type; |
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/** |
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* Constructor for the Alert class initialises some default |
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* variables |
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* |
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* @param string $message |
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* This text will be displayed to the user |
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* @param string $type |
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* The type of alert this is. Defaults to NOTICE, available |
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* values are `Alert::NOTICE`, `Alert::ERROR`, `Alert::SUCCESS` |
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*/ |
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public function __construct($message, $type = self::NOTICE) |
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{ |
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$this->message = $message; |
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$this->type = $type; |
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} |
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/** |
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* Magic accessor function to get the private variables from |
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* an Alert instance |
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* |
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* @param string $name |
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* The name of the variable, message or type are the valid |
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* values |
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* @return string |
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*/ |
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public function __get($name) |
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{ |
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return $this->{"$name"}; |
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} |
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/** |
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* Magic setter function to set the private variables of |
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* an Alert instance |
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* |
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* @param string $name |
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* The name of the variable, message or type are the valid values |
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* @param string $value |
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* The value of the variable that is being set |
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*/ |
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public function __set($name, $value) |
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{ |
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$this->{"$name"} = $value; |
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} |
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/** |
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* Magic isset function to check if a variable is set by ensuring |
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* it's not null |
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* |
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* @param string $name |
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* The name of the variable to check, message or type are the valid |
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* values |
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* @return boolean |
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* true when set, false when not set. |
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*/ |
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public function __isset($name) |
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{ |
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return isset($this->{"$name"}); |
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} |
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/** |
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* Generates as XMLElement representation of this Alert |
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* |
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* @return XMLElement |
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*/ |
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public function asXML() |
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{ |
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$p = new XMLElement('p', $this->message, array('role' => 'alert')); |
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$p->setAttribute('class', 'notice'); |
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if ($this->type !== self::NOTICE) { |
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$p->setAttribute('class', 'notice ' . $this->type); |
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} |
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return $p; |
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} |
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} |
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