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quizy.php
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quizy.php
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<?php
/*
Plugin Name: Quizy
Plugin URI: https://www.tooltipy.com
Description: Quizy enable you to create awesome Quizzes and tests..
Version: 1.1
Author: Jamel Zarga
Author URI: https://github.com/lebleut/
License: GPL
*/
if (!defined('ABSPATH')) exit;
/**
* Quizy core class.
*
* Register plugin and make instances of core classes
*
* @package Quizy
* @version 1.0.0
* @since 1.0.0
*/
class Quizy {
private $quiz_object;
private $question_object;
/**
* Quizy constructor.
*/
function __construct() {
$this->define_constants();
$this->requirements();
$this->quiz_object = new Qzy_quiz_cpt();
$this->question_object = new Qzy_Question_cpt();
$this->qz_start();
}
/**
* Definition wrapper.
*
* Creates some useful defines in environment to handle
* plugin paths
*
* @since 1.0.0
*/
function define_constants() {
if ( ! defined( 'QUIZY_BASE_FILE' ) )
define( 'QUIZY_BASE_FILE', __FILE__ );
if ( ! defined( 'QUIZY_BASE_DIR' ) )
define( 'QUIZY_BASE_DIR', dirname( QUIZY_BASE_FILE ) );
if ( ! defined( 'QUIZY_PLUGIN_URL' ) )
define( 'QUIZY_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
if ( ! defined( 'QUIZY_PLUGIN_DIR' ) )
define( 'QUIZY_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
if ( ! defined( 'QUIZY_TEMPLATES_DIR' ) )
define( 'QUIZY_TEMPLATES_DIR', QUIZY_BASE_DIR.'/templates' );
}
function requirements(){
// Required files should be loaded here
require_once QUIZY_BASE_DIR.'/includes/quizy-core-functions.php';
require_once QUIZY_BASE_DIR.'/includes/quiz-cpt-class.php';
require_once QUIZY_BASE_DIR.'/includes/question-cpt-class.php';
}
/**
* Check plugin requirement's and run
*/
function qz_start()
{
// main function
$this->enqueue_assets();
add_action( 'admin_menu', array($this, 'add_admin_menu') );
add_action('admin_init', array($this, 'settings_init') );
$this->default_hooks();
}
function add_admin_menu() {
add_options_page(
'Quizy Options',
'Quizy',
'manage_options',
'quizy_settings',
array($this, 'settings_page')
);
}
function settings_page(){
// show error/update messages
settings_errors( 'wporg_messages' );
?>
<div class="wrap">
<h2 class="page-title">Quizy</h2>
<div class="page-content">
<form action="options.php" method="post">
<?php
// output setting sections and their fields
do_settings_sections( 'quizy_sections_group' );
// Output the HIDDEN fields, nonce, etc.
settings_fields( 'qzy_settings_group' );
// output save settings button
submit_button( 'Save Settings' );
?>
</form>
</div>
</div>
<?php
}
function enqueue_assets(){
add_action( 'admin_enqueue_scripts', array( $this, 'admin_scripts' ) );
add_action( 'wp_enqueue_scripts', array( $this, 'frontend_scripts' ) );
}
function admin_scripts(){
global $current_screen;
$question_post_type_name = Qzy_Question_CPT::get_post_type_name();
if( 'edit-'.$question_post_type_name == $current_screen->id ){
// When in list questions
wp_enqueue_script( 'qzy_quickedit_admin_script', QUIZY_PLUGIN_URL . 'admin/assets/list-questions.js', array('jquery') );
}else if( $question_post_type_name == $current_screen->id ){
// When in single question edit page
wp_enqueue_script( 'qzy_admin_script', QUIZY_PLUGIN_URL . 'admin/assets/admin.js', array('jquery') );
wp_enqueue_style( 'qzy_admin_style', QUIZY_PLUGIN_URL . 'admin/assets/style.css' );
}
}
function frontend_scripts(){
// Front end style filter hook
$frontend_style_file = apply_filters('quizy_stylesheet_url ', QUIZY_PLUGIN_URL . 'assets/style.css');
$frontend_script_file = apply_filters('quizy_script_url ', QUIZY_PLUGIN_URL . 'assets/quizy.js');
wp_enqueue_style( 'qzy_style', $frontend_style_file );
wp_enqueue_script( 'qzy_admin_script', $frontend_script_file, array('jquery') );
}
function settings_init()
{
// register a new section "general_section" assigned to the "quizy_sections_group"
add_settings_section(
'general_section',
'General settings',
array( $this, 'settings_section_cb'),
'quizy_sections_group'
);
// Default duration
// register a new field in the "general_section" section, inside the "quizy_sections_group" quizy group page
add_settings_field(
'qzy_default_duration_field',
'Default question duration (sec)',
array( $this, 'default_duration_field_cb'),
'quizy_sections_group',
'general_section'
);
// Create the duration option ( default 30sec )
add_option( 'qzy_default_duration', '30' );
// Add the duration option to the hidden settings group
register_setting('qzy_settings_group', 'qzy_default_duration');
// Default max questions by quiz
add_settings_field(
'qzy_default_max_questions_field',
'Default max questions per quiz',
array( $this, 'default_questions_field_cb'),
'quizy_sections_group',
'general_section'
);
add_option( 'qzy_default_questions', '10' );
register_setting('qzy_settings_group', 'qzy_default_questions');
// Default Quiz Type
add_settings_field(
'qzy_default_quiz_type_field',
'Default quiz type',
array( $this, 'default_quiz_type_field_cb'),
'quizy_sections_group',
'general_section'
);
add_option( 'qzy_default_quiz_type', 'mcq' ); // Multiple Choice question as default
register_setting('qzy_settings_group', 'qzy_default_quiz_type');
}
// section content cb
function settings_section_cb()
{
echo '<i>General settings goes here</i>';
}
// field content cb
function default_duration_field_cb()
{
$default_duration = get_option('qzy_default_duration');
?>
<input type="number" min="1" name="qzy_default_duration" value="<?php echo(isset($default_duration) ? esc_attr($default_duration) : ''); ?>">
<?php
}
function default_questions_field_cb()
{
$default_questions = get_option('qzy_default_questions');
?>
<input type="number" min="1" name="qzy_default_questions" value="<?php echo(isset($default_questions) ? esc_attr($default_questions) : ''); ?>">
<?php
}
function default_quiz_type_field_cb(){
$quiz_type = get_option('qzy_default_quiz_type');
$q_types = array(
array('slug'=>'mcq', 'name' => 'Multiple Choice Questions'),
array('slug'=>'ucq', 'name' =>'Unique Choice Questions'),
);
?>
<p>
<select name="qzy_default_quiz_type">
<option value="">-- Select one --</option>
<?php foreach ($q_types as $type) :?>
<?php $selected = ($type['slug'] == $quiz_type ? 'selected' : ''); ?>
<option value="<?php echo $type['slug']; ?>" <?php echo $selected; ?>><?php echo $type['name']; ?></option>
<?php endforeach; ?>
</select>
</p>
<?php
}
function default_hooks(){
require_once QUIZY_BASE_DIR.'/includes/quizy-default-hooks.php';
}
}
// Starting the Quizy plugin
new Quizy();