visualizer / classes / Visualizer / Plugin.php

Plugin.php in Visualizer – Tables & Charts Manager with Built-in AI Generator 1.4.2.3, at classes/Visualizer/Plugin.php

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1	<?php
2
3	// +----------------------------------------------------------------------+
4	// \| Copyright 2013 Madpixels (email : visualizer@madpixels.net) \|
5	// +----------------------------------------------------------------------+
6	// \| This program is free software; you can redistribute it and/or modify \|
7	// \| it under the terms of the GNU General Public License, version 2, as \|
8	// \| published by the Free Software Foundation. \|
9	// \| \|
10	// \| This program is distributed in the hope that it will be useful, \|
11	// \| but WITHOUT ANY WARRANTY; without even the implied warranty of \|
12	// \| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the \|
13	// \| GNU General Public License for more details. \|
14	// \| \|
15	// \| You should have received a copy of the GNU General Public License \|
16	// \| along with this program; if not, write to the Free Software \|
17	// \| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, \|
18	// \| MA 02110-1301 USA \|
19	// +----------------------------------------------------------------------+
20	// \| Author: Eugene Manuilov <eugene@manuilov.org> \|
21	// +----------------------------------------------------------------------+
22
23	/**
24	* The core plugin class.
25	*
26	* @category Visualizer
27	*
28	* @since 1.0.0
29	*/
30	class Visualizer_Plugin {
31
32	const NAME = 'visualizer';
33	const VERSION = '1.4.2.3';
34
35	// custom post types
36	const CPT_VISUALIZER = 'visualizer';
37
38	// custom meta fields
39	const CF_CHART_TYPE = 'visualizer-chart-type';
40	const CF_SOURCE = 'visualizer-source';
41	const CF_SERIES = 'visualizer-series';
42	const CF_DEFAULT_DATA = 'visualizer-default-data';
43	const CF_SETTINGS = 'visualizer-settings';
44
45	// custom actions
46	const ACTION_GET_CHARTS = 'visualizer-get-charts';
47	const ACTION_CREATE_CHART = 'visualizer-create-chart';
48	const ACTION_EDIT_CHART = 'visualizer-edit-chart';
49	const ACTION_CLONE_CHART = 'visualizer-clone-chart';
50	const ACTION_DELETE_CHART = 'visualizer-delete-chart';
51	const ACTION_UPLOAD_DATA = 'visualizer-upload-data';
52
53	// custom filters
54	const FILTER_CHART_WRAPPER_CLASS = 'visualizer-chart-wrapper-class';
55	const FILTER_GET_CHART_SERIES = 'visualizer-get-chart-series';
56	const FILTER_GET_CHART_DATA = 'visualizer-get-chart-data';
57
58	/**
59	* Singletone instance of the plugin.
60	*
61	* @since 1.0.0
62	*
63	* @access private
64	* @var Visualizer_Plugin
65	*/
66	private static $_instance = null;
67
68	/**
69	* The array of registered modules.
70	*
71	* @since 1.0.0
72	*
73	* @access private
74	* @var array
75	*/
76	private $_modules = array();
77
78	/**
79	* Private constructor.
80	*
81	* @since 1.0.0
82	*
83	* @access private
84	*/
85	private function __construct() {}
86
87	/**
88	* Private clone method.
89	*
90	* @since 1.0.0
91	*
92	* @access private
93	*/
94	private function __clone() {}
95
96	/**
97	* Returns singletone instance of the plugin.
98	*
99	* @since 1.0.0
100	*
101	* @static
102	* @access public
103	* @return Visualizer_Plugin
104	*/
105	public static function instance() {
106	if ( is_null( self::$_instance ) ) {
107	self::$_instance = new Visualizer_Plugin();
108	}
109
110	return self::$_instance;
111	}
112
113	/**
114	* Returns a module if it was registered before. Otherwise NULL.
115	*
116	* @since 1.0.0
117	*
118	* @access public
119	* @param string $name The name of the module to return.
120	* @return Visualizer_Module\|null Returns a module if it was registered or NULL.
121	*/
122	public function getModule( $name ) {
123	return isset( $this->_modules[$name] ) ? $this->_modules[$name] : null;
124	}
125
126	/**
127	* Determines whether the module has been registered or not.
128	*
129	* @since 1.0.0
130	*
131	* @access public
132	* @param string $name The name of a module to check.
133	* @return boolean TRUE if the module has been registered. Otherwise FALSE.
134	*/
135	public function hasModule( $name ) {
136	return isset( $this->_modules[$name] );
137	}
138
139	/**
140	* Register new module in the plugin.
141	*
142	* @since 1.0.0
143	*
144	* @access public
145	* @param string $module The name of the module to use in the plugin.
146	*/
147	public function setModule( $class ) {
148	$this->_modules[$class] = new $class( $this );
149	}
150
151	/**
152	* Returns chart types.
153	*
154	* @since 1.0.0
155	*
156	* @static
157	* @access public
158	* @return array
159	*/
160	public static function getChartTypes() {
161	return array( 'line', 'area', 'bar', 'column', 'pie', 'geo', 'scatter', 'candlestick', 'gauge' );
162	}
163
164	}