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<?php |
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/** |
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* Alxarafe. Development of PHP applications in a flash! |
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* Copyright (C) 2018 Alxarafe <[email protected]> |
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*/ |
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namespace Alxarafe\Core\Base; |
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use Alxarafe\Database\Engine; |
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use Alxarafe\Database\SqlHelper; |
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use DebugBar\DebugBarException; |
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/** |
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* Class Controller |
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* |
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* The controller is who responds to the various events. |
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* |
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* @package Alxarafe\Core\Base |
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*/ |
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abstract class BasicController extends Globals |
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{ |
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/** |
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* Indicates whether the closing of the browser is protected |
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* against accidental exit or closing |
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* |
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* @var bool |
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*/ |
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public bool $protectedClose; |
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/** |
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* Contains the action to execute or null if there is no action |
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* |
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* @var string|null |
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*/ |
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public ?string $action; |
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/** |
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* A BasicController does not have menu. |
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* |
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* @var bool |
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*/ |
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public bool $hasMenu = false; |
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protected bool $configExists; |
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/** |
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* It contains an instance of the view class, or null if it is |
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* not assigned, or does not have an associated view. |
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* |
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* @var View |
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*/ |
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private View $View; |
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/** |
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* Controller constructor. |
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* |
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* @throws DebugBarException |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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$this->protectedClose = false; |
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if (!$this->preLoad()) { |
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trigger_error('preLoad fails!'); |
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} |
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} |
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/** |
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* Initialization of variables required for all controllers |
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* |
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* @return bool |
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* @throws DebugBarException |
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*/ |
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public function preLoad(): bool |
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{ |
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$this->configExists = $this->config->loadConfig(); |
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$this->action = filter_input(INPUT_POST, 'action', FILTER_DEFAULT); |
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return true; |
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} |
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/** |
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* Returns an url to access to any controller of a specific module |
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* |
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* @param string $module |
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* @param string $controller |
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* |
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* @return string |
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*/ |
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static public function url(string $module = self::DEFAULT_MODULE_NAME, string $controller = self::DEFAULT_CONTROLLER_NAME): string |
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{ |
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return BASE_URI . '?' . self::MODULE_GET_VAR . '=' . $module . '&' . self::CONTROLLER_GET_VAR . '=' . $controller; |
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} |
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/** |
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* Main is the entry point (execution) of the controller. |
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* |
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* @return bool |
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*/ |
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public function main(): bool |
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{ |
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$result = true; |
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if (isset($this->action)) { |
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$result = $this->doAction(); |
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} |
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$this->view = $this->setView(); |
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return $result; |
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} |
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/** |
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* Executes any action |
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* |
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* @return bool |
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*/ |
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public function doAction(): bool |
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{ |
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switch ($this->action) { |
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case 'save': |
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return $this->doSave(); |
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case 'exit': |
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$this->doExit(); |
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break; |
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default: |
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trigger_error("The '$this->action' action has not been defined!"); |
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} |
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return true; |
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} |
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/** |
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* Execute the Save action (overwrite it, if necessary!) |
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* |
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* @return bool |
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*/ |
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public function doSave(): bool |
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{ |
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return true; |
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} |
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/** |
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* Exit to the main route |
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* |
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* @return void |
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*/ |
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public function doExit(): void |
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{ |
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header('Location: ' . BASE_URI); |
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die(); |
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} |
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/** |
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* Return an instance to the corresponding View class |
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* |
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* @return View |
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*/ |
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abstract public function setView(): View; |
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} |
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rsanjoseo /
alxarafe
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