Added Feature to duplicate quiz with active paid theme

php/admin/settings-page.php

@@ -76,6 +76,7 @@ public function init() {
 		add_settings_field( 'ip-collection', __( 'Disable collecting and storing IP addresses?', 'quiz-master-next' ), array( $this, 'ip_collection_field' ), 'qmn_global_settings', 'qmn-global-section' );
 		add_settings_field( 'cpt-search', __( 'Disable Quiz Posts From Being Searched?', 'quiz-master-next' ), array( $this, 'cpt_search_field' ), 'qmn_global_settings', 'qmn-global-section' );
 		add_settings_field( 'cpt-archive', __( 'Quiz Archive Settings', 'quiz-master-next' ), array( $this, 'cpt_archive_field' ), 'qmn_global_settings', 'qmn-global-section' );
+		add_settings_field( 'duplicate-quiz-with-theme', __( 'Duplicate Quiz Controls', 'quiz-master-next' ), array( $this, 'qsm_duplicate_quiz_with_theme' ), 'qmn_global_settings', 'qmn-global-section' );
 		add_settings_field( 'detele-qsm-data', __( 'Delete all the data related to QSM on deletion?', 'quiz-master-next' ), array( $this, 'qsm_delete_data' ), 'qmn_global_settings', 'qmn-global-section' );
 		add_settings_field( 'background-quiz-email-process', __( 'Process emails in background?', 'quiz-master-next' ), array( $this, 'qsm_background_quiz_email_process' ), 'qmn_global_settings', 'qmn-global-section' );
 		add_settings_field( 'cpt-slug', __( 'Quiz Url Slug', 'quiz-master-next' ), array( $this, 'cpt_slug_field' ), 'qmn_global_settings', 'qmn-global-section' );
@@ -368,6 +369,25 @@ public function cpt_search_field() {
 		echo '<span class="slider round"></span></label>';
 	}
 
+	/**
+	 * Generates Setting Field To Duplicate Quiz with Theme Settings
+	 *
+	 * @since 8.1.19
+	 * @return void
+	 */
+	public function qsm_duplicate_quiz_with_theme() {
+		$settings = (array) get_option( 'qmn-settings' );
+		$duplicate_quiz_with_theme = ! empty( $settings['duplicate_quiz_with_theme'] ) ? esc_attr( $settings['duplicate_quiz_with_theme'] ) : 0;
+		?>
+		<fieldset>
+			<label for="qmn-settings-duplicate_quiz_with_theme">
+				<input type="checkbox" name="qmn-settings[duplicate_quiz_with_theme]" id="qmn-settings-duplicate_quiz_with_theme" value="1" <?php checked( $duplicate_quiz_with_theme, 1, true ); ?> />
+				<?php esc_html_e( 'Enable quiz duplication along with theme settings', 'quiz-master-next'); ?>
+			</label>
+		</fieldset>
+		<?php
+	}
+
 	/**
 	 * Generates Setting Field For Post Archive
 	 *

php/classes/class-qmn-quiz-creator.php

@@ -493,6 +493,34 @@ public function duplicate_quiz( $quiz_id, $quiz_name, $is_duplicating_questions
 		);
 		$mlw_new_id = $wpdb->insert_id;
 
+		$settings = (array) get_option('qmn-settings');
+		$duplicate_quiz_with_theme = !empty($settings['duplicate_quiz_with_theme']) ? esc_attr($settings['duplicate_quiz_with_theme']) : 0;
+
+		if ('1' === $duplicate_quiz_with_theme) {
+			$theme_table = $wpdb->prefix . 'mlw_quiz_theme_settings';
+			$old_quiz_theme_data = $wpdb->get_row($wpdb->prepare("SELECT * FROM $theme_table WHERE quiz_id = %d AND active_theme = 1", $quiz_id));
+
+			if ($old_quiz_theme_data) {
+				$new_quiz_theme_data = array(
+					'theme_id' => $old_quiz_theme_data->theme_id,
+					'quiz_id' => $mlw_new_id,
+					'quiz_theme_settings' => $old_quiz_theme_data->quiz_theme_settings,
+					'active_theme' => 1,
+				);
+
+				$format = array(
+					'%d',
+					'%d',
+					'%s',
+					'%d',
+				);
+
+				$wpdb->insert($theme_table, $new_quiz_theme_data, $format);
+				$mlwQuizMasterNext->alertManager->newAlert(__('There has been an error in this action. Please share this with the developer. Error Code: 0051', 'quiz-master-next'), 'error');
+				$mlwQuizMasterNext->log_manager->add('Error 0051', $wpdb->last_error . ' from ' . $wpdb->last_query, 0, 'error');
+			}
+		}
+
 		// Update quiz settings
 		$update_quiz_settings = maybe_unserialize( $mlw_qmn_duplicate_data->quiz_settings );
 		$update_pages         = maybe_unserialize( $update_quiz_settings['pages'] );