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<?php |
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|
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// +----------------------------------------------------------------------+ |
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// | Copyright 2013 Madpixels (email : visualizer@madpixels.net) | |
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// +----------------------------------------------------------------------+ |
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// | This program is free software; you can redistribute it and/or modify | |
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// | it under the terms of the GNU General Public License, version 2, as | |
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// | published by the Free Software Foundation. | |
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// | | |
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// | This program is distributed in the hope that it will be useful, | |
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// | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
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// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
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// | GNU General Public License for more details. | |
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// | | |
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// | You should have received a copy of the GNU General Public License | |
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// | along with this program; if not, write to the Free Software | |
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// | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, | |
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// | MA 02110-1301 USA | |
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// +----------------------------------------------------------------------+ |
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// | Author: Eugene Manuilov <eugene@manuilov.org> | |
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// +----------------------------------------------------------------------+ |
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|
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/** |
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* The core plugin class. |
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* |
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* @category Visualizer |
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* |
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* @since 1.0.0 |
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*/ |
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class Visualizer_Plugin { |
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|
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const NAME = 'visualizer'; |
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const VERSION = '1.1.2'; |
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|
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// custom post types |
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const CPT_VISUALIZER = 'visualizer'; |
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|
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// custom meta fields |
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const CF_CHART_TYPE = 'visualizer-chart-type'; |
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const CF_SOURCE = 'visualizer-source'; |
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const CF_SERIES = 'visualizer-series'; |
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const CF_DEFAULT_DATA = 'visualizer-default-data'; |
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const CF_SETTINGS = 'visualizer-settings'; |
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|
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// custom actions |
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const ACTION_GET_CHARTS = 'visualizer-get-charts'; |
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const ACTION_CREATE_CHART = 'visualizer-create-chart'; |
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const ACTION_EDIT_CHART = 'visualizer-edit-chart'; |
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const ACTION_CLONE_CHART = 'visualizer-clone-chart'; |
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const ACTION_DELETE_CHART = 'visualizer-delete-chart'; |
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const ACTION_UPLOAD_DATA = 'visualizer-upload-data'; |
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|
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// custom filters |
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const FILTER_GET_CHART_SERIES = 'visualizer-get-chart-series'; |
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const FILTER_GET_CHART_DATA = 'visualizer-get-chart-data'; |
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|
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/** |
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* Singletone instance of the plugin. |
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* |
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* @since 1.0.0 |
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* |
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* @access private |
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* @var Visualizer_Plugin |
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*/ |
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private static $_instance = null; |
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|
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/** |
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* The array of registered modules. |
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* |
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* @since 1.0.0 |
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* |
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* @access private |
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* @var array |
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*/ |
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private $_modules = array(); |
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|
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/** |
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* Private constructor. |
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* |
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* @since 1.0.0 |
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* |
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* @access private |
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*/ |
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private function __construct() {} |
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|
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/** |
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* Private clone method. |
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* |
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* @since 1.0.0 |
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* |
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* @access private |
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*/ |
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private function __clone() {} |
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|
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/** |
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* Returns singletone instance of the plugin. |
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* |
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* @since 1.0.0 |
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* |
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* @static |
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* @access public |
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* @return Visualizer_Plugin |
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*/ |
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public static function instance() { |
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if ( is_null( self::$_instance ) ) { |
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self::$_instance = new Visualizer_Plugin(); |
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} |
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|
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return self::$_instance; |
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} |
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|
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/** |
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* Returns a module if it was registered before. Otherwise NULL. |
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* |
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* @since 1.0.0 |
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* |
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* @access public |
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* @param string $name The name of the module to return. |
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* @return Visualizer_Module|null Returns a module if it was registered or NULL. |
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*/ |
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public function getModule( $name ) { |
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return isset( $this->_modules[$name] ) ? $this->_modules[$name] : null; |
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} |
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|
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/** |
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* Determines whether the module has been registered or not. |
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* |
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* @since 1.0.0 |
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* |
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* @access public |
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* @param string $name The name of a module to check. |
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* @return boolean TRUE if the module has been registered. Otherwise FALSE. |
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*/ |
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public function hasModule( $name ) { |
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return isset( $this->_modules[$name] ); |
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} |
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|
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/** |
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* Register new module in the plugin. |
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* |
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* @since 1.0.0 |
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* |
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* @access public |
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* @param string $module The name of the module to use in the plugin. |
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*/ |
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public function setModule( $class ) { |
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$this->_modules[$class] = new $class( $this ); |
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} |
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|
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/** |
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* Returns chart types. |
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* |
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* @since 1.0.0 |
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* |
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* @static |
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* @access public |
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* @return array |
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*/ |
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public static function getChartTypes() { |
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return array( 'line', 'area', 'bar', 'column', 'pie', 'geo', 'scatter', 'candlestick', 'gauge' ); |
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} |
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|
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} |
