Blame view

libraries/vendor/joomla/application/src/AbstractApplication.php 4.67 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211
<?php
/**
 * Part of the Joomla Framework Application Package
 *
 * @copyright  Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\Application;

use Joomla\Input\Input;
use Joomla\Registry\Registry;
use Psr\Log\LoggerAwareInterface;
use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;

/**
 * Joomla Framework Base Application Class
 *
 * @since  1.0
 */
abstract class AbstractApplication implements LoggerAwareInterface
{
	/**
	 * The application configuration object.
	 *
	 * @var    Registry
	 * @since  1.0
	 */
	protected $config;

	/**
	 * The application input object.
	 *
	 * @var    Input
	 * @since  1.0
	 */
	public $input;

	/**
	 * A logger.
	 *
	 * @var    LoggerInterface
	 * @since  1.0
	 */
	private $logger;

	/**
	 * Class constructor.
	 *
	 * @param   Input     $input   An optional argument to provide dependency injection for the application's input object.  If the argument is an
	 *                             Input object that object will become the application's input object, otherwise a default input object is created.
	 * @param   Registry  $config  An optional argument to provide dependency injection for the application's config object.  If the argument
	 *                             is a Registry object that object will become the application's config object, otherwise a default config
	 *                             object is created.
	 *
	 * @since   1.0
	 */
	public function __construct(Input $input = null, Registry $config = null)
	{
		$this->input  = $input instanceof Input ? $input : new Input;
		$this->config = $config instanceof Registry ? $config : new Registry;

		// Set the execution datetime and timestamp;
		$this->set('execution.datetime', gmdate('Y-m-d H:i:s'));
		$this->set('execution.timestamp', time());
		$this->set('execution.microtimestamp', microtime(true));

		$this->initialise();
	}

	/**
	 * Method to close the application.
	 *
	 * @param   integer  $code  The exit code (optional; default is 0).
	 *
	 * @return  void
	 *
	 * @codeCoverageIgnore
	 * @since   1.0
	 */
	public function close($code = 0)
	{
		exit($code);
	}

	/**
	 * Method to run the application routines.  Most likely you will want to instantiate a controller
	 * and execute it, or perform some sort of task directly.
	 *
	 * @return  mixed
	 *
	 * @since   1.0
	 */
	abstract protected function doExecute();

	/**
	 * Execute the application.
	 *
	 * @return  void
	 *
	 * @since   1.0
	 */
	public function execute()
	{
		// @event onBeforeExecute

		// Perform application routines.
		$this->doExecute();

		// @event onAfterExecute
	}

	/**
	 * Returns a property of the object or the default value if the property is not set.
	 *
	 * @param   string  $key      The name of the property.
	 * @param   mixed   $default  The default value (optional) if none is set.
	 *
	 * @return  mixed   The value of the configuration.
	 *
	 * @since   1.0
	 */
	public function get($key, $default = null)
	{
		return $this->config->get($key, $default);
	}

	/**
	 * Get the logger.
	 *
	 * @return  LoggerInterface
	 *
	 * @since   1.0
	 */
	public function getLogger()
	{
		// If a logger hasn't been set, use NullLogger
		if (! ($this->logger instanceof LoggerInterface))
		{
			$this->logger = new NullLogger;
		}

		return $this->logger;
	}

	/**
	 * Custom initialisation method.
	 *
	 * Called at the end of the AbstractApplication::__construct method.
	 * This is for developers to inject initialisation code for their application classes.
	 *
	 * @return  void
	 *
	 * @codeCoverageIgnore
	 * @since   1.0
	 */
	protected function initialise()
	{
	}

	/**
	 * Modifies a property of the object, creating it if it does not already exist.
	 *
	 * @param   string  $key    The name of the property.
	 * @param   mixed   $value  The value of the property to set (optional).
	 *
	 * @return  mixed   Previous value of the property
	 *
	 * @since   1.0
	 */
	public function set($key, $value = null)
	{
		$previous = $this->config->get($key);
		$this->config->set($key, $value);

		return $previous;
	}

	/**
	 * Sets the configuration for the application.
	 *
	 * @param   Registry  $config  A registry object holding the configuration.
	 *
	 * @return  AbstractApplication  Returns itself to support chaining.
	 *
	 * @since   1.0
	 */
	public function setConfiguration(Registry $config)
	{
		$this->config = $config;

		return $this;
	}

	/**
	 * Set the logger.
	 *
	 * @param   LoggerInterface  $logger  The logger.
	 *
	 * @return  AbstractApplication  Returns itself to support chaining.
	 *
	 * @since   1.0
	 */
	public function setLogger(LoggerInterface $logger)
	{
		$this->logger = $logger;

		return $this;
	}
}