144 lines
3.6 KiB
PHP
144 lines
3.6 KiB
PHP
<?php
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/**
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* Charts abstraction class
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*
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* Motherclass for chart creation
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*
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* @author awesome.ug, Author <support@awesome.ug>
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* @package Questions/Core
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* @version 1.0.0
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* @since 1.0.0
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* @license GPL 2
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Copyright 2015 awesome.ug (support@awesome.ug)
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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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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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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, MA 02110-1301 USA
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*/
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if ( !defined( 'ABSPATH' ) ) exit;
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abstract class Questions_ChartCreator{
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/**
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* Title of ChartCreator which will be shown in admin
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* @since 1.0.0
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*/
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var $title;
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/**
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* Description of ChartCreator
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* @since 1.0.0
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*/
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var $description;
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/**
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* Slug of ChartCreator
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* @since 1.0.0
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*/
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var $slug;
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/**
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* Control variable if ChartCreator is already initialized
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* @since 1.0.0
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*/
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var $initialized = FALSE;
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/**
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* Initializes the Component.
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* @since 1.0.0
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*/
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public function __construct( $title, $description, $slug ) {
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$this->title = $title;
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$this->description = $description;
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$this->slug = $slug;
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if( is_admin() ):
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add_action( 'admin_enqueue_scripts', array( $this, 'load_scripts' ) );
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else:
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add_action( 'wp_enqueue_scripts', array( $this, 'load_scripts' ) );
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endif;
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} // end constructor
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/**
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* Function to register Charts creation module
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* @return boolean $is_registered Returns TRUE if registering was succesfull, FALSE if not
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* @since 1.0.0
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*/
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public function _register() {
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global $questions_global;
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if ( TRUE == $this->initialized ) {
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return FALSE;
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}
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if ( ! is_object( $questions_global ) ) {
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return FALSE;
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}
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if ( '' == $this->slug ) {
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$this->slug = get_class( $this );
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}
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if ( '' == $this->title ) {
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$this->title = ucwords( get_class( $this ) );
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}
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if ( '' == $this->description ) {
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$this->description = esc_attr__( 'This is a Questions Survey Element.', 'questions-locale' );
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}
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if ( array_key_exists( $this->slug, $questions_global->chart_creators ) ) {
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return FALSE;
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}
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if ( ! is_array( $questions_global->element_types ) ) {
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$questions_global->element_types = array();
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}
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$this->initialized = TRUE;
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return $questions_global->add_charts_creator( $this->slug, $this );
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}
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/**
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* Function to register library files
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*/
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public function load_scripts(){
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}
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}
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/**
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* Register a new Chart creator
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* @param $element_type_class name of the element type class.
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* @return bool|null Returns false on failure, otherwise null.
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*/
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function qu_register_chart_creator( $chart_creator_class ) {
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if ( ! class_exists( $chart_creator_class ) ) {
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return FALSE;
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}
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// Register the group extension on the bp_init action so we have access
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// to all plugins.
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add_action(
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'init',
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create_function(
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'', '$extension = new ' . $chart_creator_class . ';
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add_action( "init", array( &$extension, "_register" ), 2 ); '
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), 1
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);
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} |