AP_Form_Hooks::submit_question_form( boolean $manual = false )

	public static function submit_question_form( $manual = false ) {
		$editing = false;
		$form    = anspress()->get_form( 'question' );

		/**
		 * Action triggered before processing question form.
		 *
		 * @since 4.1.0
		 */
		do_action( 'ap_submit_question_form' );

		$values = $form->get_values();

		// Store current values in session.
		$form->save_values_session();

		// Check nonce and is valid form. Do not check if `$manual` is true.
		if ( ! $form->is_submitted() && false === $manual ) {
			ap_ajax_json(
				array(
					'success'  => false,
					'snackbar' => array( 'message' => __( 'Trying to cheat?!', 'anspress-question-answer' ) ),
				)
			);
		}

		$question_args = array(
			'post_title'   => $values['post_title']['value'],
			'post_content' => $values['post_content']['value'],
		);

		if ( ! empty( $values['post_id']['value'] ) ) {
			$question_args['ID'] = $values['post_id']['value'];
			$editing             = true;
			$_post               = ap_get_post( $question_args['ID'] );

			// Check if valid post type and user can edit.
			if ( false !== $manual && ( 'question' !== $_post->post_type || ! ap_user_can_edit_question( $_post ) ) ) {
				ap_ajax_json( 'something_wrong' );
			}
		}

		// Add default arguments if not editing.
		if ( ! $editing ) {
			$question_args = wp_parse_args(
				$question_args,
				array(
					'post_author'    => get_current_user_id(),
					'post_name'      => '',
					'comment_status' => 'open',
				)
			);
		}

		// Post status.
		$question_args['post_status'] = ap_new_edit_post_status( false, 'question', $editing );

		if ( $form->have_errors() ) {
			if ( false === $manual ) {
				ap_ajax_json(
					array(
						'success'       => false,
						'snackbar'      => array( 'message' => __( 'Unable to post question.', 'anspress-question-answer' ) ),
						'form_errors'   => $form->errors,
						'fields_errors' => $form->get_fields_errors(),
					)
				);
			} else {
				return new WP_Error( 'failed', __( 'Failed to insert question', 'anspress-question-answer' ) );
			}
		}

		// Set post parent.
		$post_parent = ap_sanitize_unslash( 'post_parent', 'r' );
		if ( ! empty( $post_parent ) && wp_verify_nonce( ap_sanitize_unslash( '__nonce_pp', 'r' ), 'post_parent_' . $post_parent ) ) {
			$question_args['post_parent'] = (int) $post_parent;
		}

		// If private override status.
		if ( isset( $values['is_private']['value'] ) && true === $values['is_private']['value'] ) {
			$question_args['post_status'] = 'private_post';
		}

		// Create user if enabled.
		if ( ! $editing && ! is_user_logged_in() && ap_opt( 'create_account' ) ) {
			self::create_user( $values, $question_args, $manual );
		}

		// Check if duplicate.
		if ( ! $editing && ap_opt( 'duplicate_check' ) && false !== ap_find_duplicate_post( $question_args['post_content'], 'question' ) ) {
			$form->add_error( 'duplicate-question', __( 'You are trying to post a duplicate question. Please search existing questions before posting a new one.', 'anspress-question-answer' ) );

			if ( false === $manual ) {
				ap_ajax_json(
					array(
						'success'       => false,
						'snackbar'      => array( 'message' => __( 'Unable to post question.', 'anspress-question-answer' ) ),
						'form_errors'   => $form->errors,
						'fields_errors' => $form->get_fields_errors(),
					)
				);
			} else {
				return new WP_Error( 'failed', __( 'Failed to insert question', 'anspress-question-answer' ) );
			}
		}

		/**
		 * Filter question description before saving.
		 *
		 * @param string $content Post content.
		 * @since unknown
		 * @since @3.0.0 Moved from process-form.php
		 */
		$question_args['post_content'] = apply_filters( 'ap_form_contents_filter', $question_args['post_content'] );

		$question_args['post_name'] = ap_remove_stop_words_post_name( $question_args['post_title'] );

		if ( $editing ) {
			/**
			 * Can be used to modify `$args` before updating question
			 *
			 * @param array $question_args Question arguments.
			 * @since 2.0.1
			 * @since 4.1.0 Moved from includes/ask-form.php.
			 */
			$question_args = apply_filters( 'ap_pre_update_question', $question_args );
		} else {
			/**
			 * Can be used to modify args before inserting question
			 *
			 * @param array $question_args Question arguments.
			 * @since 2.0.1
			 * @since 4.1.0 Moved from includes/ask-form.php.
			 */
			$question_args = apply_filters( 'ap_pre_insert_question', $question_args );
		}

		if ( ! $editing ) {
			$question_args['post_type'] = 'question';
			$post_id                    = wp_insert_post( $question_args, true );
		} else {
			$post_id = wp_update_post( $question_args, true );
		}

		// If error return and send error message.
		if ( is_wp_error( $post_id ) ) {
			if ( false === $manual ) {
				ap_ajax_json(
					array(
						'success'  => false,
						'snackbar' => array(
							'message' => sprintf(
								// Translators: placeholder contain error message.
								__( 'Unable to post question. Error: %s', 'anspress-question-answer' ),
								$post_id->get_error_message()
							),
						),
					)
				);
			} else {
				return $post_id;
			}
		}

		$activity_type = $editing ? 'edit_q' : 'new_q';

		// Insert activity.
		ap_activity_add(
			array(
				'q_id'   => $post_id,
				'action' => $activity_type,
			)
		);

		$form->after_save(
			false,
			array(
				'post_id' => $post_id,
			)
		);

		// Clear temporary images.
		if ( $post_id ) {
			ap_clear_unattached_media();
		}

		/**
		 * Action called after processing question form. This is triggred
		 * only for question submitted from frontend.
		 *
		 * @param integer $post_id Question id just created /updated.
		 *
		 * @since 4.1.11
		 */
		do_action( 'ap_after_question_form_processed', $post_id );

		if ( isset( $question_args['ID'] ) ) {
			$message = __( 'Question updated successfully, you\'ll be redirected in a moment.', 'anspress-question-answer' );
		} else {
			$message = __( 'Your question is posted successfully, you\'ll be redirected in a moment.', 'anspress-question-answer' );
		}

		if ( false === $manual ) {
			anspress()->session->set_question( $post_id );

			ap_ajax_json(
				array(
					'success'  => true,
					'snackbar' => array(
						'message' => $message,
					),
					'redirect' => get_permalink( $post_id ),
					'post_id'  => $post_id,
				)
			);
		}

		return $post_id;
	}