post type, taxonomy with image

WWW_DATA/wp-content/plugins/apex_global_lms/functions.php

+<?php
+
+
+add_action('init', 'vq_apex_custom_posts');
+
+add_action('init', 'vq_apex_custom_taxonomies');
+
+
+function vq_apex_custom_posts() {
+	$labels = array(
+		'name'               => __( 'LMS Courses'),
+		'singular_name'      => __( 'LMS Course'),
+		'menu_name'          => __( 'LMS Courses'),
+		'name_admin_bar'     => __( 'LMS Course'),
+		'add_new'            => __( 'Add New', 'course'),
+		'add_new_item'       => __( 'Add New LMS Course'),
+		'new_item'           => __( 'New LMS Course'),
+		'edit_item'          => __( 'Edit LMS Course'),
+		'view_item'          => __( 'View LMS Course'),
+		'all_items'          => __( 'All LMS Courses'),
+		'search_items'       => __( 'Search LMS Courses'),
+		'parent_item_colon'  => __( 'Parent LMS Courses:'),
+		'not_found'          => __( 'No lms courses found.'),
+		'not_found_in_trash' => __( 'No lms courses found in Trash.')
+	);
+
+	$args = array(
+		'labels'             => $labels,
+		'description'        => __( 'Description.'),
+		'public'             => true,
+		'publicly_queryable' => true,
+		'show_ui'            => true,
+		'show_in_menu'       => true,
+		'query_var'          => true,
+		'rewrite'            => array( 'slug' => 'vq_course' ),
+		'capability_type'    => 'post',
+		'has_archive'        => true,
+		'hierarchical'       => false,
+		'menu_position'      => null,
+		'supports'           => array( 'title', 'editor', 'thumbnail')
+	);
+
+	register_post_type( 'vq_course', $args );
+}
+
+function vq_apex_custom_taxonomies() {
+	$labels = array(
+		'name'          =>  'LMS Category',
+		'add_new_item'  =>  'Add New LMS Category',
+		'new_item_name' =>  'New LMS Category'
+	);
+
+	register_taxonomy(
+		'vq_course_taxonomy',
+		'vq_course',
+		array(
+			$labels,
+			'show_ui'       =>  true,
+			'show_tagcloud' => false,
+			'hierarchical' => true
+		)
+	);
+}
+
+/**
+ * Plugin class
+ **/
+if ( ! class_exists( 'CT_TAX_META' ) ) {
+
+	class CT_TAX_META {
+
+		public function __construct() {
+			//
+		}
+
+		/*
+		 * Initialize the class and start calling our hooks and filters
+		 * @since 1.0.0
+		*/
+		public function init() {
+			add_action( 'vq_course_taxonomy_add_form_fields', array ( $this, 'add_category_image' ), 10, 2 );
+			add_action( 'created_vq_course_taxonomy', array ( $this, 'save_category_image' ), 10, 2 );
+			add_action( 'vq_course_taxonomy_edit_form_fields', array ( $this, 'update_category_image' ), 10, 2 );
+			add_action( 'edited_vq_course_taxonomy', array ( $this, 'updated_category_image' ), 10, 2 );
+			add_action( 'admin_enqueue_scripts', array( $this, 'load_media' ) );
+			add_action( 'admin_footer', array ( $this, 'add_script' ) );
+		}
+
+		public function load_media() {
+			wp_enqueue_media();
+		}
+
+		/*
+		 * Add a form field in the new category page
+		 * @since 1.0.0
+		*/
+		public function add_category_image ( $taxonomy ) { ?>
+            <div class="form-field term-group">
+                <label for="category-image-id"><?php _e('Image', 'hero-theme'); ?></label>
+                <input type="hidden" id="category-image-id" name="category-image-id" class="custom_media_url" value="">
+                <div id="category-image-wrapper"></div>
+                <p>
+                    <input type="button" class="button button-secondary ct_tax_media_button" id="ct_tax_media_button" name="ct_tax_media_button" value="<?php _e( 'Add Image', 'hero-theme' ); ?>" />
+                    <input type="button" class="button button-secondary ct_tax_media_remove" id="ct_tax_media_remove" name="ct_tax_media_remove" value="<?php _e( 'Remove Image', 'hero-theme' ); ?>" />
+                </p>
+            </div>
+			<?php
+		}
+
+		/*
+		 * Save the form field
+		 * @since 1.0.0
+		*/
+		public function save_category_image ( $term_id, $tt_id ) {
+			if( isset( $_POST['category-image-id'] ) && '' !== $_POST['category-image-id'] ){
+				$image = $_POST['category-image-id'];
+				add_term_meta( $term_id, 'category-image-id', $image, true );
+			}
+		}
+
+		/*
+		 * Edit the form field
+		 * @since 1.0.0
+		*/
+		public function update_category_image ( $term, $taxonomy ) { ?>
+            <tr class="form-field term-group-wrap">
+                <th scope="row">
+                    <label for="category-image-id"><?php _e( 'Image', 'hero-theme' ); ?></label>
+                </th>
+                <td>
+					<?php $image_id = get_term_meta ( $term -> term_id, 'category-image-id', true ); ?>
+                    <input type="hidden" id="category-image-id" name="category-image-id" value="<?php echo $image_id; ?>">
+                    <div id="category-image-wrapper">
+						<?php if ( $image_id ) { ?>
+							<?php echo wp_get_attachment_image ( $image_id, 'thumbnail' ); ?>
+						<?php } ?>
+                    </div>
+                    <p>
+                        <input type="button" class="button button-secondary ct_tax_media_button" id="ct_tax_media_button" name="ct_tax_media_button" value="<?php _e( 'Add Image', 'hero-theme' ); ?>" />
+                        <input type="button" class="button button-secondary ct_tax_media_remove" id="ct_tax_media_remove" name="ct_tax_media_remove" value="<?php _e( 'Remove Image', 'hero-theme' ); ?>" />
+                    </p>
+                </td>
+            </tr>
+			<?php
+		}
+
+		/*
+		 * Update the form field value
+		 * @since 1.0.0
+		 */
+		public function updated_category_image ( $term_id, $tt_id ) {
+			if( isset( $_POST['category-image-id'] ) && '' !== $_POST['category-image-id'] ){
+				$image = $_POST['category-image-id'];
+				update_term_meta ( $term_id, 'category-image-id', $image );
+			} else {
+				update_term_meta ( $term_id, 'category-image-id', '' );
+			}
+		}
+
+		/*
+		 * Add script
+		 * @since 1.0.0
+		 */
+		public function add_script() { ?>
+            <script>
+                jQuery(document).ready( function($) {
+                    function ct_media_upload(button_class) {
+                        var _custom_media = true,
+                            _orig_send_attachment = wp.media.editor.send.attachment;
+                        $('body').on('click', button_class, function(e) {
+                            var button_id = '#'+$(this).attr('id');
+                            var send_attachment_bkp = wp.media.editor.send.attachment;
+                            var button = $(button_id);
+                            _custom_media = true;
+                            wp.media.editor.send.attachment = function(props, attachment){
+                                if ( _custom_media ) {
+                                    $('#category-image-id').val(attachment.id);
+                                    $('#category-image-wrapper').html('<img class="custom_media_image" src="" style="margin:0;padding:0;max-height:100px;float:none;" />');
+                                    $('#category-image-wrapper .custom_media_image').attr('src',attachment.url).css('display','block');
+                                } else {
+                                    return _orig_send_attachment.apply( button_id, [props, attachment] );
+                                }
+                            }
+                            wp.media.editor.open(button);
+                            return false;
+                        });
+                    }
+                    ct_media_upload('.ct_tax_media_button.button');
+                    $('body').on('click','.ct_tax_media_remove',function(){
+                        $('#category-image-id').val('');
+                        $('#category-image-wrapper').html('<img class="custom_media_image" src="" style="margin:0;padding:0;max-height:100px;float:none;" />');
+                    });
+                    // Thanks: http://stackoverflow.com/questions/15281995/wordpress-create-category-ajax-response
+                    $(document).ajaxComplete(function(event, xhr, settings) {
+                        var queryStringArr = settings.data.split('&');
+                        if( $.inArray('action=add-tag', queryStringArr) !== -1 ){
+                            var xml = xhr.responseXML;
+                            $response = $(xml).find('term_id').text();
+                            if($response!=""){
+                                // Clear the thumb image
+                                $('#category-image-wrapper').html('');
+                            }
+                        }
+                    });
+                });
+            </script>
+		<?php }
+
+	}
+
+	$CT_TAX_META = new CT_TAX_META();
+	$CT_TAX_META -> init();
+
+}
\ No newline at end of file

WWW_DATA/wp-content/plugins/apex_global_lms/index.php

+<?php
+
+/*
+Plugin Name:  APEX Global LMS
+Plugin URI:   http://www.vqode.com/
+Description:  Learning Management System for APEX Global
+Version:      1.0.0
+Author:       VQode Software Solutions
+Author URI:   http://www.vqode.com/
+License:      GPL2
+License URI:  https://www.gnu.org/licenses/gpl-2.0.html
+Text Domain:  vqode
+Domain Path:  /languages
+*/
+
+require_once(__DIR__ . '/functions.php');
+
+register_activation_hook(__FILE__, 'vq_apex_lms_activation');
+
+register_deactivation_hook(__FILE__, 'vq_apx_lms_deactivation');
+
+function vq_apex_lms_activation() {
+
+
+	// clear the permalinks after the post type has been registered
+	flush_rewrite_rules();
+}
+
+function vq_apx_lms_deactivation() {
+
+	flush_rewrite_rules();
+
+}
\ No newline at end of file