<?php

class FrmFormsController {

    public static function menu() {
		$menu_label = __( 'Forms', 'formidable' );
		if ( ! FrmAppHelper::pro_is_installed() ) {
			$menu_label .= ' (Lite)';
		}
		add_submenu_page('formidable', 'Formidable | ' . $menu_label, $menu_label, 'frm_view_forms', 'formidable', 'FrmFormsController::route' );

		self::maybe_load_listing_hooks();
    }

	public static function maybe_load_listing_hooks() {
		$action = FrmAppHelper::simple_get( 'frm_action', 'sanitize_title' );
		if ( ! empty( $action ) && ! in_array( $action, array( 'list', 'trash', 'untrash' ) ) ) {
			return;
		}

		add_filter('get_user_option_managetoplevel_page_formidablecolumnshidden', 'FrmFormsController::hidden_columns' );

		add_filter('manage_toplevel_page_formidable_columns', 'FrmFormsController::get_columns', 0 );
		add_filter('manage_toplevel_page_formidable_sortable_columns', 'FrmFormsController::get_sortable_columns' );
	}

    public static function head() {
        wp_enqueue_script('formidable-editinplace');

        if ( wp_is_mobile() ) {
    		wp_enqueue_script( 'jquery-touch-punch' );
    	}
    }

    public static function register_widgets() {
        require_once(FrmAppHelper::plugin_path() . '/classes/widgets/FrmShowForm.php');
        register_widget('FrmShowForm');
    }

    public static function list_form() {
        FrmAppHelper::permission_check('frm_view_forms');

		$params = FrmForm::list_page_params();
        $errors = self::process_bulk_form_actions( array());
        $errors = apply_filters('frm_admin_list_form_action', $errors);

		return self::display_forms_list( $params, '', $errors );
    }

	public static function new_form( $values = array() ) {
        FrmAppHelper::permission_check('frm_edit_forms');

        global $frm_vars;

        $action = isset($_REQUEST['frm_action']) ? 'frm_action' : 'action';
		$action = empty( $values ) ? FrmAppHelper::get_param( $action, '', 'get', 'sanitize_title' ) : $values[ $action ];

		if ( $action == 'create' ) {
            return self::create($values);
		} else if ( $action == 'new' ) {
			$frm_field_selection = FrmField::field_selection();
            $values = FrmFormsHelper::setup_new_vars($values);
            $id = FrmForm::create( $values );
            $form = FrmForm::getOne($id);

            // add default email notification
            $action_control = FrmFormActionsController::get_form_actions( 'email' );
            $action_control->create($form->id);

			$all_templates = FrmForm::getAll( array( 'is_template' => 1 ), 'name' );

            $values['id'] = $id;
			require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/new.php' );
        }
    }

	public static function create( $values = array() ) {
        FrmAppHelper::permission_check('frm_edit_forms');

        global $frm_vars;
        if ( empty( $values ) ) {
            $values = $_POST;
        }

        //Set radio button and checkbox meta equal to "other" value
        if ( FrmAppHelper::pro_is_installed() ) {
            $values = FrmProEntry::mod_other_vals( $values, 'back' );
        }

		$id = isset($values['id']) ? absint( $values['id'] ) : FrmAppHelper::get_param( 'id', '', 'get', 'absint' );

        if ( ! current_user_can( 'frm_edit_forms' ) || ( $_POST && ( ! isset( $values['frm_save_form'] ) || ! wp_verify_nonce( $values['frm_save_form'], 'frm_save_form_nonce' ) ) ) ) {
            $frm_settings = FrmAppHelper::get_settings();
            $errors = array( 'form' => $frm_settings->admin_permission );
        } else {
            $errors = FrmForm::validate($values);
        }

        if ( count($errors) > 0 ) {
            $hide_preview = true;
			$frm_field_selection = FrmField::field_selection();
            $form = FrmForm::getOne( $id );
            $fields = FrmField::get_all_for_form($id);

            $values = FrmAppHelper::setup_edit_vars($form, 'forms', $fields, true);
			$all_templates = FrmForm::getAll( array( 'is_template' => 1 ), 'name' );

			require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/new.php' );
        } else {
            FrmForm::update( $id, $values, true );
			$url = admin_url( 'admin.php?page=formidable&frm_action=settings&id=' . $id );
			die( FrmAppHelper::js_redirect( $url ) );
        }
    }

    public static function edit( $values = false ) {
        FrmAppHelper::permission_check('frm_edit_forms');

		$id = isset( $values['id'] ) ? absint( $values['id'] ) : FrmAppHelper::get_param( 'id', '', 'get', 'absint' );
        return self::get_edit_vars($id);
    }

    public static function settings( $id = false, $message = '' ) {
        FrmAppHelper::permission_check('frm_edit_forms');

        if ( ! $id || ! is_numeric($id) ) {
			$id = FrmAppHelper::get_param( 'id', '', 'get', 'absint' );
        }
		return self::get_settings_vars( $id, array(), $message );
    }

    public static function update_settings() {
        FrmAppHelper::permission_check('frm_edit_forms');

		$id = FrmAppHelper::get_param( 'id', '', 'get', 'absint' );

        $errors = FrmForm::validate($_POST);
        if ( count($errors) > 0 ) {
            return self::get_settings_vars($id, $errors);
        }

        do_action('frm_before_update_form_settings', $id);

		FrmForm::update( $id, $_POST );

        $message = __( 'Settings Successfully Updated', 'formidable' );
		return self::get_settings_vars( $id, array(), $message );
    }

	public static function edit_key() {
		$values = self::edit_in_place_value( 'form_key' );
		echo wp_kses( stripslashes( FrmForm::getKeyById( $values['form_id'] ) ), array() );
		wp_die();
	}

	public static function edit_description() {
		$values = self::edit_in_place_value( 'description' );
		echo wp_kses_post( FrmAppHelper::use_wpautop( stripslashes( $values['description'] ) ) );
		wp_die();
	}

	private static function edit_in_place_value( $field ) {
		check_ajax_referer( 'frm_ajax', 'nonce' );
		FrmAppHelper::permission_check('frm_edit_forms', 'hide');

		$form_id = FrmAppHelper::get_post_param( 'form_id', '', 'absint' );
		$value = FrmAppHelper::get_post_param( 'update_value', '', 'wp_filter_post_kses' );

		$values = array( $field => trim( $value ) );
		FrmForm::update( $form_id, $values );
		$values['form_id'] = $form_id;

		return $values;
	}

	public static function update( $values = array() ) {
		if ( empty( $values ) ) {
            $values = $_POST;
        }

        //Set radio button and checkbox meta equal to "other" value
        if ( FrmAppHelper::pro_is_installed() ) {
            $values = FrmProEntry::mod_other_vals( $values, 'back' );
        }

        $errors = FrmForm::validate( $values );
        $permission_error = FrmAppHelper::permission_nonce_error( 'frm_edit_forms', 'frm_save_form', 'frm_save_form_nonce' );
        if ( $permission_error !== false ) {
            $errors['form'] = $permission_error;
        }

		$id = isset( $values['id'] ) ? absint( $values['id'] ) : FrmAppHelper::get_param( 'id', '', 'get', 'absint' );

		if ( count( $errors ) > 0 ) {
            return self::get_edit_vars( $id, $errors );
		} else {
            FrmForm::update( $id, $values );
            $message = __( 'Form was Successfully Updated', 'formidable' );
            if ( defined( 'DOING_AJAX' ) ) {
				wp_die( $message );
            }
			return self::get_edit_vars( $id, array(), $message );
        }
    }

    public static function bulk_create_template( $ids ) {
        FrmAppHelper::permission_check( 'frm_edit_forms' );

        foreach ( $ids as $id ) {
            FrmForm::duplicate( $id, true, true );
        }

        return __( 'Form template was Successfully Created', 'formidable' );
    }

	/**
	 * Redirect to the url for creating from a template
	 * Also delete the current form
	 * @since 2.0
	 */
	public static function _create_from_template() {
		FrmAppHelper::permission_check('frm_edit_forms');
		check_ajax_referer( 'frm_ajax', 'nonce' );

		$current_form = FrmAppHelper::get_param( 'this_form', '', 'get', 'absint' );
		$template_id = FrmAppHelper::get_param( 'id', '', 'get', 'absint' );

		if ( $current_form ) {
			FrmForm::destroy( $current_form );
		}

		echo esc_url_raw( admin_url( 'admin.php?page=formidable&action=duplicate&id=' . $template_id ) );
		wp_die();
	}

    public static function duplicate() {
        FrmAppHelper::permission_check('frm_edit_forms');

		$params = FrmForm::list_page_params();
        $form = FrmForm::duplicate( $params['id'], $params['template'], true );
        $message = ($params['template']) ? __( 'Form template was Successfully Created', 'formidable' ) : __( 'Form was Successfully Copied', 'formidable' );
        if ( $form ) {
			return self::get_edit_vars( $form, array(), $message, true );
        } else {
            return self::display_forms_list($params, __( 'There was a problem creating the new template.', 'formidable' ));
        }
    }

    public static function page_preview() {
		$params = FrmForm::list_page_params();
        if ( ! $params['form'] ) {
            return;
        }

        $form = FrmForm::getOne( $params['form'] );
        if ( ! $form ) {
            return;
        }
        return self::show_form( $form->id, '', true, true );
    }

    public static function preview() {
        do_action( 'frm_wp' );

        global $frm_vars;
        $frm_vars['preview'] = true;

        if ( ! defined( 'ABSPATH' ) && ! defined( 'XMLRPC_REQUEST' ) ) {
            global $wp;
            $root = dirname( dirname( dirname( dirname( __FILE__ ) ) ) );
			include_once( $root . '/wp-config.php' );
            $wp->init();
            $wp->register_globals();
        }

		self::register_pro_scripts();

		header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );

		$key = FrmAppHelper::simple_get( 'form', 'sanitize_title' );
		if ( $key == '' ) {
			$key = FrmAppHelper::get_post_param( 'form', '', 'sanitize_title' );
		}

		$form = FrmForm::getAll( array( 'form_key' => $key ), '', 1 );
		if ( empty( $form ) ) {
			$form = FrmForm::getAll( array(), '', 1 );
        }

		require( FrmAppHelper::plugin_path() . '/classes/views/frm-entries/direct.php' );
        wp_die();
    }

	public static function register_pro_scripts() {
		if ( FrmAppHelper::pro_is_installed() ) {
			wp_register_script( 'jquery-frm-rating', FrmAppHelper::plugin_url() . '/pro/js/jquery.rating.min.js', array( 'jquery' ), '4.11', true );
			wp_register_script( 'jquery-maskedinput', FrmAppHelper::plugin_url() . '/pro/js/jquery.maskedinput.min.js', array( 'jquery' ), '1.4', true );
			wp_register_script( 'jquery-chosen', FrmAppHelper::plugin_url() . '/pro/js/chosen.jquery.min.js', array( 'jquery' ), '1.5.1', true );
		}
	}

    public static function untrash() {
		self::change_form_status( 'untrash' );
    }

	public static function bulk_untrash( $ids ) {
        FrmAppHelper::permission_check('frm_edit_forms');

        $count = FrmForm::set_status( $ids, 'published' );

        $message = sprintf(_n( '%1$s form restored from the Trash.', '%1$s forms restored from the Trash.', $count, 'formidable' ), 1 );
        return $message;
    }

    public static function trash() {
		self::change_form_status( 'trash' );
    }

	/**
	 * @param string $status
	 *
	 * @return int The number of forms changed
	 */
	public static function change_form_status( $status ) {
		$available_status = array(
			'untrash' => array( 'permission' => 'frm_edit_forms', 'new_status' => 'published' ),
			'trash'   => array( 'permission' => 'frm_delete_forms', 'new_status' => 'trash' ),
		);

		if ( ! isset( $available_status[ $status ] ) ) {
			return;
		}

		FrmAppHelper::permission_check( $available_status[ $status ]['permission'] );

		$params = FrmForm::list_page_params();

		//check nonce url
		check_admin_referer( $status . '_form_' . $params['id'] );

		$count = 0;
		if ( FrmForm::set_status( $params['id'], $available_status[ $status ]['new_status'] ) ) {
			$count++;
		}

		$available_status['untrash']['message'] = sprintf(_n( '%1$s form restored from the Trash.', '%1$s forms restored from the Trash.', $count, 'formidable' ), $count );
		$available_status['trash']['message'] = sprintf( _n( '%1$s form moved to the Trash. %2$sUndo%3$s', '%1$s forms moved to the Trash. %2$sUndo%3$s', $count, 'formidable' ), $count, '<a href="' . esc_url( wp_nonce_url( '?page=formidable&frm_action=untrash&form_type=' . ( isset( $_REQUEST['form_type'] ) ? sanitize_title( $_REQUEST['form_type'] ) : '' ) . '&id=' . $params['id'], 'untrash_form_' . $params['id'] ) ) . '">', '</a>' );

		$message = $available_status[ $status ]['message'];

		self::display_forms_list( $params, $message );
	}

	public static function bulk_trash( $ids ) {
        FrmAppHelper::permission_check('frm_delete_forms');

        $count = 0;
        foreach ( $ids as $id ) {
            if ( FrmForm::trash( $id ) ) {
                $count++;
            }
        }

        $current_page = isset( $_REQUEST['form_type'] ) ? $_REQUEST['form_type'] : '';
		$message = sprintf( _n( '%1$s form moved to the Trash. %2$sUndo%3$s', '%1$s forms moved to the Trash. %2$sUndo%3$s', $count, 'formidable' ), $count, '<a href="' . esc_url( wp_nonce_url( '?page=formidable&frm_action=list&action=bulk_untrash&form_type=' . $current_page . '&item-action[]=' . implode( 'item-action[]=', $ids ), 'bulk-toplevel_page_formidable' ) ) . '">', '</a>' );

        return $message;
    }

    public static function destroy() {
        FrmAppHelper::permission_check('frm_delete_forms');

		$params = FrmForm::list_page_params();

        //check nonce url
        check_admin_referer('destroy_form_' . $params['id']);

        $count = 0;
        if ( FrmForm::destroy( $params['id'] ) ) {
            $count++;
        }

        $message = sprintf(_n( '%1$s form permanently deleted.', '%1$s forms permanently deleted.', $count, 'formidable' ), $count);

		self::display_forms_list( $params, $message );
    }

	public static function bulk_destroy( $ids ) {
        FrmAppHelper::permission_check('frm_delete_forms');

        $count = 0;
        foreach ( $ids as $id ) {
            $d = FrmForm::destroy( $id );
            if ( $d ) {
                $count++;
            }
        }

        $message = sprintf(_n( '%1$s form permanently deleted.', '%1$s forms permanently deleted.', $count, 'formidable' ), $count);

        return $message;
    }

    private static function delete_all() {
        //check nonce url
        $permission_error = FrmAppHelper::permission_nonce_error('frm_delete_forms', '_wpnonce', 'bulk-toplevel_page_formidable');
        if ( $permission_error !== false ) {
			self::display_forms_list( array(), '', array( $permission_error ) );
            return;
        }

		$count = FrmForm::scheduled_delete( time() );
        $message = sprintf(_n( '%1$s form permanently deleted.', '%1$s forms permanently deleted.', $count, 'formidable' ), $count);

		self::display_forms_list( array(), $message );
    }

	public static function scheduled_delete( $delete_timestamp = '' ) {
		_deprecated_function( __FUNCTION__, '2.0.9', 'FrmForm::scheduled_delete' );
		return FrmForm::scheduled_delete( $delete_timestamp );
	}

	/**
	* Inserts Formidable button
	* Hook exists since 2.5.0
	*
	* @since 2.0.15
	*/
	public static function insert_form_button() {
		if ( current_user_can('frm_view_forms') ) {
			$menu_name = FrmAppHelper::get_menu_name();
			$content = '<a href="#TB_inline?width=50&height=50&inlineId=frm_insert_form" class="thickbox button add_media frm_insert_form" title="' . esc_attr__( 'Add forms and content', 'formidable' ) . '">
				<span class="frm-buttons-icon wp-media-buttons-icon"></span> ' .
				$menu_name . '</a>';
			echo wp_kses_post( $content );
		}
	}

    public static function insert_form_popup() {
		$page = basename( FrmAppHelper::get_server_value( 'PHP_SELF' ) );
		if ( ! in_array( $page, array( 'post.php', 'page.php', 'page-new.php', 'post-new.php' ) ) ) {
            return;
        }

        FrmAppHelper::load_admin_wide_js();

        $shortcodes = array(
			'formidable' => array( 'name' => __( 'Form', 'formidable' ), 'label' => __( 'Insert a Form', 'formidable' ) ),
        );

        $shortcodes = apply_filters('frm_popup_shortcodes', $shortcodes);

		include( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/insert_form_popup.php' );
    }

    public static function get_shortcode_opts() {
		FrmAppHelper::permission_check('frm_view_forms');
        check_ajax_referer( 'frm_ajax', 'nonce' );

		$shortcode = FrmAppHelper::get_post_param( 'shortcode', '', 'sanitize_text_field' );
        if ( empty($shortcode) ) {
            wp_die();
        }

		echo '<div id="sc-opts-' . esc_attr( $shortcode ) . '" class="frm_shortcode_option">';
		echo '<input type="radio" name="frmsc" value="' . esc_attr( $shortcode ) . '" id="sc-' . esc_attr( $shortcode ) . '" class="frm_hidden" />';

        $form_id = '';
        $opts = array();
		switch ( $shortcode ) {
            case 'formidable':
                $opts = array(
					'form_id'       => 'id',
                    //'key' => ',
					'title'         => array( 'val' => 1, 'label' => __( 'Display form title', 'formidable' ) ),
					'description'   => array( 'val' => 1, 'label' => __( 'Display form description', 'formidable' ) ),
					'minimize'      => array( 'val' => 1, 'label' => __( 'Minimize form HTML', 'formidable' ) ),
                );
            break;
        }
        $opts = apply_filters('frm_sc_popup_opts', $opts, $shortcode);

		if ( isset( $opts['form_id'] ) && is_string( $opts['form_id'] ) ) {
			// allow other shortcodes to use the required form id option
			$form_id = $opts['form_id'];
			unset( $opts['form_id'] );
		}

		include( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/shortcode_opts.php' );

        echo '</div>';

        wp_die();
    }

	public static function display_forms_list( $params = array(), $message = '', $errors = array(), $deprecated_errors = array() ) {
        FrmAppHelper::permission_check( 'frm_view_forms' );
		if ( ! empty( $deprecated_errors ) ) {
			$errors = $deprecated_errors;
			_deprecated_argument( 'errors', '2.0.8' );
		}

        global $wpdb, $frm_vars;

		if ( empty( $params ) ) {
			$params = FrmForm::list_page_params();
        }

        $wp_list_table = new FrmFormsListHelper( compact( 'params' ) );

        $pagenum = $wp_list_table->get_pagenum();

        $wp_list_table->prepare_items();

        $total_pages = $wp_list_table->get_pagination_arg( 'total_pages' );
        if ( $pagenum > $total_pages && $total_pages > 0 ) {
			wp_redirect( esc_url_raw( add_query_arg( 'paged', $total_pages ) ) );
            die();
        }

		require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/list.php' );
    }

	public static function get_columns( $columns ) {
	    $columns['cb'] = '<input type="checkbox" />';
	    $columns['id'] = 'ID';

        $type = isset( $_REQUEST['form_type'] ) ? $_REQUEST['form_type'] : 'published';

        if ( 'template' == $type ) {
            $columns['name']        = __( 'Template Name', 'formidable' );
            $columns['type']        = __( 'Type', 'formidable' );
            $columns['form_key']    = __( 'Key', 'formidable' );
        } else {
            $columns['name']        = __( 'Form Title', 'formidable' );
            $columns['entries']     = __( 'Entries', 'formidable' );
            $columns['form_key']    = __( 'Key', 'formidable' );
            $columns['shortcode']   = __( 'Shortcodes', 'formidable' );
        }

        $columns['created_at'] = __( 'Date', 'formidable' );

		add_screen_option( 'per_page', array( 'label' => __( 'Forms', 'formidable' ), 'default' => 20, 'option' => 'formidable_page_formidable_per_page' ) );

        return $columns;
	}

	public static function get_sortable_columns() {
		return array(
			'id'            => 'id',
			'name'          => 'name',
			'description'   => 'description',
			'form_key'      => 'form_key',
			'created_at'    => 'created_at',
		);
	}

	public static function hidden_columns( $result ) {
        $return = false;
        foreach ( (array) $result as $r ) {
            if ( ! empty( $r ) ) {
                $return = true;
                break;
            }
        }

        if ( $return ) {
            return $result;
		}

        $type = isset( $_REQUEST['form_type'] ) ? $_REQUEST['form_type'] : '';

        $result[] = 'created_at';
        if ( $type == 'template' ) {
            $result[] = 'id';
            $result[] = 'form_key';
        }

        return $result;
    }

	public static function save_per_page( $save, $option, $value ) {
        if ( $option == 'formidable_page_formidable_per_page' ) {
            $save = (int) $value;
        }
        return $save;
    }

	private static function get_edit_vars( $id, $errors = array(), $message = '', $create_link = false ) {
        global $frm_vars;

        $form = FrmForm::getOne( $id );
        if ( ! $form ) {
            wp_die( __( 'You are trying to edit a form that does not exist.', 'formidable' ) );
        }

        if ( $form->parent_form_id ) {
			wp_die( sprintf( __( 'You are trying to edit a child form. Please edit from %1$shere%2$s', 'formidable' ), '<a href="' . esc_url( admin_url( 'admin.php?page=formidable&frm_action=edit&id=' . $form->parent_form_id ) ) . '">', '</a>' ));
        }

		$frm_field_selection = FrmField::field_selection();
        $fields = FrmField::get_all_for_form($form->id);

        // Automatically add end section fields if they don't exist (2.0 migration)
        $reset_fields = false;
        FrmFormsHelper::auto_add_end_section_fields( $form, $fields, $reset_fields );

        if ( $reset_fields ) {
            $fields = FrmField::get_all_for_form( $form->id, '', 'exclude' );
        }

        unset($end_section_values, $last_order, $open, $reset_fields);

        $values = FrmAppHelper::setup_edit_vars($form, 'forms', $fields, true);

        $edit_message = __( 'Form was Successfully Updated', 'formidable' );
        if ( $form->is_template && $message == $edit_message ) {
            $message = __( 'Template was Successfully Updated', 'formidable' );
        }

		$all_templates = FrmForm::getAll( array( 'is_template' => 1 ), 'name' );

        if ( $form->default_template ) {
            wp_die(__( 'That template cannot be edited', 'formidable' ));
        } else if ( defined('DOING_AJAX') ) {
            wp_die();
        } else if ( $create_link ) {
			require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/new.php' );
        } else {
			require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/edit.php' );
        }
    }

	public static function get_settings_vars( $id, $errors = array(), $message = '' ) {
		FrmAppHelper::permission_check( 'frm_edit_forms' );

        global $frm_vars;

        $form = FrmForm::getOne( $id );

        $fields = FrmField::get_all_for_form($id);
        $values = FrmAppHelper::setup_edit_vars($form, 'forms', $fields, true);

        if ( isset($values['default_template']) && $values['default_template'] ) {
            wp_die(__( 'That template cannot be edited', 'formidable' ));
        }

        $action_controls = FrmFormActionsController::get_form_actions();

        $sections = apply_filters('frm_add_form_settings_section', array(), $values);
        $pro_feature = FrmAppHelper::pro_is_installed() ? '' : ' class="pro_feature"';

        $styles = apply_filters('frm_get_style_opts', array());

		require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/settings.php' );
    }

    public static function mb_tags_box( $form_id, $class = '' ) {
        $fields = FrmField::get_all_for_form($form_id, '', 'include');
        $linked_forms = array();
        $col = 'one';
        $settings_tab = FrmAppHelper::is_admin_page('formidable' ) ? true : false;

		$cond_shortcodes = apply_filters( 'frm_conditional_shortcodes', array() );
		$adv_shortcodes = self::get_advanced_shortcodes();
		$user_fields = apply_filters( 'frm_user_shortcodes', array() );
		$entry_shortcodes = self::get_shortcode_helpers( $settings_tab );

		include( FrmAppHelper::plugin_path() . '/classes/views/shared/mb_adv_info.php' );
    }

	/**
	 * Get an array of the options to display in the advanced tab
	 * of the customization panel
	 * @since 2.0.6
	 */
	private static function get_advanced_shortcodes() {
		$adv_shortcodes = array(
			'sep=", "'       => array(
				'label' => __( 'Separator', 'formidable' ),
				'title' => __( 'Use a different separator for checkbox fields', 'formidable' ),
			),
			'format="d-m-Y"' => __( 'Date Format', 'formidable' ),
			'show="field_label"' => __( 'Field Label', 'formidable' ),
			'wpautop=0'      => array(
				'label' => __( 'No Auto P', 'formidable' ),
				'title' => __( 'Do not automatically add any paragraphs or line breaks', 'formidable' ),
			),
		);
		$adv_shortcodes = apply_filters( 'frm_advanced_shortcodes', $adv_shortcodes );
		// __( 'Leave blank instead of defaulting to User Login', 'formidable' ) : blank=1

		return $adv_shortcodes;
	}

	/**
	 * Get an array of the helper shortcodes to display in the customization panel
	 * @since 2.0.6
	 */
	private static function get_shortcode_helpers( $settings_tab ) {
		$entry_shortcodes = array(
			'id'        => __( 'Entry ID', 'formidable' ),
			'key'       => __( 'Entry Key', 'formidable' ),
			'post_id'   => __( 'Post ID', 'formidable' ),
			'ip'        => __( 'User IP', 'formidable' ),
			'created-at' => __( 'Entry created', 'formidable' ),
			'updated-at' => __( 'Entry updated', 'formidable' ),
			''          => '',
			'siteurl'   => __( 'Site URL', 'formidable' ),
			'sitename'  => __( 'Site Name', 'formidable' ),
        );

		if ( ! FrmAppHelper::pro_is_installed() ) {
			unset( $entry_shortcodes['post_id'] );
		}

		if ( $settings_tab ) {
			$entry_shortcodes['default-message'] = __( 'Default Msg', 'formidable' );
			$entry_shortcodes['default-html'] = __( 'Default HTML', 'formidable' );
			$entry_shortcodes['default-plain'] = __( 'Default Plain', 'formidable' );
		} else {
			$entry_shortcodes['detaillink'] = __( 'Detail Link', 'formidable' );
			$entry_shortcodes['editlink location="front" label="Edit" page_id=x'] = __( 'Edit Entry Link', 'formidable' );
			$entry_shortcodes['evenodd'] = __( 'Even/Odd', 'formidable' );
			$entry_shortcodes['entry_count'] = __( 'Entry Count', 'formidable' );
		}

		/**
		 * Use this hook to add or remove buttons in the helpers section
		 * in the customization panel
		 * @since 2.0.6
		 */
		$entry_shortcodes = apply_filters( 'frm_helper_shortcodes', $entry_shortcodes, $settings_tab );

		return $entry_shortcodes;
	}

    // Insert the form class setting into the form
	public static function form_classes( $form ) {
        if ( isset($form->options['form_class']) ) {
			echo esc_attr( sanitize_text_field( $form->options['form_class'] ) );
        }
    }

    public static function get_email_html() {
		FrmAppHelper::permission_check('frm_view_forms');
        check_ajax_referer( 'frm_ajax', 'nonce' );
		echo FrmEntryFormat::show_entry( array(
			'form_id'       => FrmAppHelper::get_post_param( 'form_id', '', 'absint' ),
	        'default_email' => true,
			'plain_text'    => FrmAppHelper::get_post_param( 'plain_text', '', 'absint' ),
	    ) );
	    wp_die();
	}

    public static function filter_content( $content, $form, $entry = false ) {
		self::get_entry_by_param( $entry );
        if ( ! $entry ) {
            return $content;
        }

        if ( is_object( $form ) ) {
            $form = $form->id;
        }

        $shortcodes = FrmFieldsHelper::get_shortcodes( $content, $form );
        $content = apply_filters( 'frm_replace_content_shortcodes', $content, $entry, $shortcodes );

        return $content;
    }

	private static function get_entry_by_param( &$entry ) {
		if ( ! $entry || ! is_object( $entry ) ) {
			if ( ! $entry || ! is_numeric( $entry ) ) {
				$entry = FrmAppHelper::get_post_param( 'id', false, 'sanitize_title' );
			}

			FrmEntry::maybe_get_entry( $entry );
		}
	}

    public static function replace_content_shortcodes( $content, $entry, $shortcodes ) {
        return FrmFieldsHelper::replace_content_shortcodes( $content, $entry, $shortcodes );
    }

    public static function process_bulk_form_actions( $errors ) {
        if ( ! $_REQUEST ) {
            return $errors;
        }

		$bulkaction = FrmAppHelper::get_param( 'action', '', 'get', 'sanitize_text_field' );
        if ( $bulkaction == -1 ) {
			$bulkaction = FrmAppHelper::get_param( 'action2', '', 'get', 'sanitize_title' );
        }

        if ( ! empty( $bulkaction ) && strpos( $bulkaction, 'bulk_' ) === 0 ) {
            FrmAppHelper::remove_get_action();

            $bulkaction = str_replace( 'bulk_', '', $bulkaction );
        }

        $ids = FrmAppHelper::get_param( 'item-action', '' );
        if ( empty( $ids ) ) {
            $errors[] = __( 'No forms were specified', 'formidable' );
            return $errors;
        }

        $permission_error = FrmAppHelper::permission_nonce_error( '', '_wpnonce', 'bulk-toplevel_page_formidable' );
        if ( $permission_error !== false ) {
            $errors[] = $permission_error;
            return $errors;
        }

        if ( ! is_array( $ids ) ) {
            $ids = explode( ',', $ids );
        }

        switch ( $bulkaction ) {
            case 'delete':
                $message = self::bulk_destroy( $ids );
            break;
            case 'trash':
                $message = self::bulk_trash( $ids );
            break;
            case 'untrash':
                $message = self::bulk_untrash( $ids );
            break;
            case 'create_template':
                $message = self::bulk_create_template( $ids );
            break;
        }

        if ( isset( $message ) && ! empty( $message ) ) {
			echo '<div id="message" class="updated frm_msg_padding">' . FrmAppHelper::kses( $message ) . '</div>';
        }

        return $errors;
    }

    public static function add_default_templates( $path, $default = true, $template = true ) {
        _deprecated_function( __FUNCTION__, '1.07.05', 'FrmXMLController::add_default_templates()' );

        $path = untrailingslashit(trim($path));
		$templates = glob( $path . '/*.php' );

		for ( $i = count( $templates ) - 1; $i >= 0; $i-- ) {
			$filename = str_replace( '.php', '', str_replace( $path . '/', '', $templates[ $i ] ) );
			$template_query = array( 'form_key' => $filename );
            if ( $template ) {
                $template_query['is_template'] = 1;
            }
            if ( $default ) {
                $template_query['default_template'] = 1;
            }
			$form = FrmForm::getAll( $template_query, '', 1 );

            $values = FrmFormsHelper::setup_new_vars();
            $values['form_key'] = $filename;
            $values['is_template'] = $template;
            $values['status'] = 'published';
            if ( $default ) {
                $values['default_template'] = 1;
            }

            include( $templates[ $i ] );

            //get updated form
            if ( isset($form) && ! empty($form) ) {
                $old_id = $form->id;
                $form = FrmForm::getOne($form->id);
            } else {
                $old_id = false;
				$form = FrmForm::getAll( $template_query, '', 1 );
            }

            if ( $form ) {
				do_action( 'frm_after_duplicate_form', $form->id, (array) $form, array( 'old_id' => $old_id ) );
            }
        }
    }

    public static function route() {
        $action = isset($_REQUEST['frm_action']) ? 'frm_action' : 'action';
        $vars = array();
		if ( isset( $_POST['frm_compact_fields'] ) ) {
			FrmAppHelper::permission_check( 'frm_edit_forms' );

            $json_vars = htmlspecialchars_decode(nl2br(stripslashes(str_replace('&quot;', '\\\"', $_POST['frm_compact_fields'] ))));
            $json_vars = json_decode($json_vars, true);
            if ( empty($json_vars) ) {
                // json decoding failed so we should return an error message
				$action = FrmAppHelper::get_param( $action, '', 'get', 'sanitize_title' );
                if ( 'edit' == $action ) {
                    $action = 'update';
                }

                add_filter('frm_validate_form', 'FrmFormsController::json_error');
            } else {
                $vars = FrmAppHelper::json_to_array($json_vars);
                $action = $vars[ $action ];
				unset( $_REQUEST['frm_compact_fields'], $_POST['frm_compact_fields'] );
				$_REQUEST = array_merge( $_REQUEST, $vars );
				$_POST = array_merge( $_POST, $_REQUEST );
            }
        } else {
			$action = FrmAppHelper::get_param( $action, '', 'get', 'sanitize_title' );
    		if ( isset( $_REQUEST['delete_all'] ) ) {
                // override the action for this page
    			$action = 'delete_all';
            }
        }

		add_action( 'frm_load_form_hooks', 'FrmHooksController::trigger_load_form_hooks' );
        FrmAppHelper::trigger_hook_load( 'form' );

        switch ( $action ) {
            case 'new':
                return self::new_form($vars);
            case 'create':
            case 'edit':
            case 'update':
            case 'duplicate':
            case 'trash':
            case 'untrash':
            case 'destroy':
            case 'delete_all':
            case 'settings':
            case 'update_settings':
				return self::$action( $vars );
            default:
				do_action( 'frm_form_action_' . $action );
				if ( apply_filters( 'frm_form_stop_action_' . $action, false ) ) {
                    return;
                }

				$action = FrmAppHelper::get_param( 'action', '', 'get', 'sanitize_text_field' );
                if ( $action == -1 ) {
					$action = FrmAppHelper::get_param( 'action2', '', 'get', 'sanitize_title' );
                }

                if ( strpos($action, 'bulk_') === 0 ) {
                    FrmAppHelper::remove_get_action();
                    return self::list_form();
                }

                return self::display_forms_list();
        }
    }

    public static function json_error( $errors ) {
        $errors['json'] = __( 'Abnormal HTML characters prevented your form from saving correctly', 'formidable' );
        return $errors;
    }


    /* FRONT-END FORMS */
    public static function admin_bar_css() {
		if ( is_admin() || ! current_user_can( 'frm_edit_forms' ) ) {
            return;
        }

		add_action( 'wp_before_admin_bar_render', 'FrmFormsController::admin_bar_configure' );
		FrmAppHelper::load_font_style();
	}

	public static function admin_bar_configure() {
        global $frm_vars;
        if ( empty($frm_vars['forms_loaded']) ) {
            return;
        }

        $actions = array();
        foreach ( $frm_vars['forms_loaded'] as $form ) {
            if ( is_object($form) ) {
                $actions[ $form->id ] = $form->name;
            }
            unset($form);
        }

        if ( empty($actions) ) {
            return;
        }

        asort($actions);

        global $wp_admin_bar;

        if ( count($actions) == 1 ) {
            $wp_admin_bar->add_menu( array(
                'title' => 'Edit Form',
				'href'  => admin_url( 'admin.php?page=formidable&frm_action=edit&id=' . current( array_keys( $actions ) ) ),
                'id'    => 'frm-forms',
            ) );
        } else {
            $wp_admin_bar->add_menu( array(
        		'id'    => 'frm-forms',
        		'title' => '<span class="ab-icon"></span><span class="ab-label">' . __( 'Edit Forms', 'formidable' ) . '</span>',
				'href'  => admin_url( 'admin.php?page=formidable&frm_action=edit&id=' . current( array_keys( $actions ) ) ),
        		'meta'  => array(
					'title' => __( 'Edit Forms', 'formidable' ),
        		),
        	) );

        	foreach ( $actions as $form_id => $name ) {

        		$wp_admin_bar->add_menu( array(
        			'parent'    => 'frm-forms',
					'id'        => 'edit_form_' . $form_id,
        			'title'     => empty($name) ? __( '(no title)') : $name,
					'href'      => admin_url( 'admin.php?page=formidable&frm_action=edit&id=' . $form_id ),
        		) );
        	}
        }
    }

    //formidable shortcode
	public static function get_form_shortcode( $atts ) {
        global $frm_vars;
        if ( isset($frm_vars['skip_shortcode']) && $frm_vars['skip_shortcode'] ) {
            $sc = '[formidable';
			if ( ! empty( $atts ) ) {
				foreach ( $atts as $k => $v ) {
					$sc .= ' ' . $k . '="' . esc_attr( $v ) . '"';
				}
			}
			return $sc . ']';
        }

        $shortcode_atts = shortcode_atts( array(
            'id' => '', 'key' => '', 'title' => false, 'description' => false,
            'readonly' => false, 'entry_id' => false, 'fields' => array(),
            'exclude_fields' => array(), 'minimize' => false,
        ), $atts);
        do_action('formidable_shortcode_atts', $shortcode_atts, $atts);

        return self::show_form(
            $shortcode_atts['id'], $shortcode_atts['key'], $shortcode_atts['title'],
            $shortcode_atts['description'], $atts
        );
    }

    public static function show_form( $id = '', $key = '', $title = false, $description = false, $atts = array() ) {
        if ( empty( $id ) ) {
            $id = $key;
        }

        // no form id or key set
        if ( empty( $id ) ) {
            return __( 'Please select a valid form', 'formidable' );
        }

        $form = FrmForm::getOne( $id );
        if ( ! $form || $form->parent_form_id ) {
            return __( 'Please select a valid form', 'formidable' );
        }

		add_action( 'frm_load_form_hooks', 'FrmHooksController::trigger_load_form_hooks' );
        FrmAppHelper::trigger_hook_load( 'form', $form );

        $form = apply_filters( 'frm_pre_display_form', $form );

        $frm_settings = FrmAppHelper::get_settings();

		if ( self::is_viewable_draft_form( $form ) ) {
			// don't show a draft form on a page
			$form = __( 'Please select a valid form', 'formidable' );
		} else if ( self::user_should_login( $form ) ) {
			$form = do_shortcode( $frm_settings->login_msg );
		} else if ( self::user_has_permission_to_view( $form ) ) {
			$form = do_shortcode( $frm_settings->login_msg );
		} else {
			$form = self::get_form( $form, $title, $description, $atts );

			/**
			 * Use this shortcode to check for external shortcodes that may span
			 * across multiple fields in the customizable HTML
			 * @since 2.0.8
			 */
			$form = apply_filters( 'frm_filter_final_form', $form );
		}

		return $form;
    }

	private static function is_viewable_draft_form( $form ) {
		global $post;
		$frm_settings = FrmAppHelper::get_settings();
		return $form->status == 'draft' && current_user_can( 'frm_edit_forms' ) && ( ! $post || $post->ID != $frm_settings->preview_page_id ) && ! FrmAppHelper::is_preview_page();
	}

	private static function user_should_login( $form ) {
		return $form->logged_in && ! is_user_logged_in();
	}

	private static function user_has_permission_to_view( $form ) {
		return $form->logged_in && get_current_user_id() && isset( $form->options['logged_in_role'] ) && $form->options['logged_in_role'] != '' && ! FrmAppHelper::user_has_permission( $form->options['logged_in_role'] );
	}

    public static function get_form( $form, $title, $description, $atts = array() ) {
        ob_start();

        self::get_form_contents( $form, $title, $description, $atts );
		self::enqueue_scripts( FrmForm::get_params( $form ) );

        $contents = ob_get_contents();
        ob_end_clean();

		self::maybe_minimize_form( $atts, $contents );

        return $contents;
    }

	public static function enqueue_scripts( $params ) {
		do_action( 'frm_enqueue_form_scripts', $params );
	}

	public static function get_form_contents( $form, $title, $description, $atts ) {
        global $frm_vars;

        $frm_settings = FrmAppHelper::get_settings();

        $submit = isset($form->options['submit_value']) ? $form->options['submit_value'] : $frm_settings->submit_value;

        $user_ID = get_current_user_id();
		$params = FrmForm::get_params( $form );
        $message = $errors = '';

        if ( $params['posted_form_id'] == $form->id && $_POST ) {
            $errors = isset( $frm_vars['created_entries'][ $form->id ] ) ? $frm_vars['created_entries'][ $form->id ]['errors'] : array();
        }

		$include_form_tag = apply_filters( 'frm_include_form_tag', true, $form );
        $fields = FrmFieldsHelper::get_form_fields( $form->id, ( isset( $errors ) && ! empty( $errors ) ) );

        if ( $params['action'] != 'create' || $params['posted_form_id'] != $form->id || ! $_POST ) {
            do_action('frm_display_form_action', $params, $fields, $form, $title, $description);
            if ( apply_filters('frm_continue_to_new', true, $form->id, $params['action']) ) {
                $values = FrmEntriesHelper::setup_new_vars($fields, $form);
				include( FrmAppHelper::plugin_path() . '/classes/views/frm-entries/new.php' );
            }
            return;
        }

        if ( ! empty($errors) ) {
            $values = $fields ? FrmEntriesHelper::setup_new_vars($fields, $form) : array();
			include( FrmAppHelper::plugin_path() . '/classes/views/frm-entries/new.php' );
            return;
        }

        do_action('frm_validate_form_creation', $params, $fields, $form, $title, $description);
        if ( ! apply_filters('frm_continue_to_create', true, $form->id) ) {
            return;
        }

        $values = FrmEntriesHelper::setup_new_vars($fields, $form, true);
        $created = ( isset( $frm_vars['created_entries'] ) && isset( $frm_vars['created_entries'][ $form->id ] ) ) ? $frm_vars['created_entries'][ $form->id ]['entry_id'] : 0;
        $conf_method = apply_filters('frm_success_filter', 'message', $form, $form->options, 'create');

        if ( $created && is_numeric($created) && $conf_method != 'message' ) {
            do_action('frm_success_action', $conf_method, $form, $form->options, $created);
			do_action( 'frm_after_entry_processed', array( 'entry_id' => $created, 'form' => $form ) );
            return;
        }

        if ( $created && is_numeric($created) ) {
            $message = isset($form->options['success_msg']) ? $form->options['success_msg'] : $frm_settings->success_msg;
            $class = 'frm_message';
        } else {
            $message = $frm_settings->failed_msg;
            $class = 'frm_error_style';
        }

		$message = FrmFormsHelper::get_success_message( array(
			'message' => $message, 'form' => $form,
			'entry_id' => $created, 'class' => $class,
		) );
        $message = apply_filters('frm_main_feedback', $message, $form, $created);

        if ( ! isset($form->options['show_form']) || $form->options['show_form'] ) {
			require( FrmAppHelper::plugin_path() . '/classes/views/frm-entries/new.php' );
        } else {
            global $frm_vars;
			self::maybe_load_css( $form, $values['custom_style'], $frm_vars['load_css'] );

			$include_extra_container = 'frm_forms' . FrmFormsHelper::get_form_style_class( $values );
			include( FrmAppHelper::plugin_path() . '/classes/views/frm-entries/errors.php' );
        }

		do_action( 'frm_after_entry_processed', array( 'entry_id' => $created, 'form' => $form ) );
    }

	public static function front_head() {
		$version = FrmAppHelper::plugin_version();
		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
		wp_register_script( 'formidable', FrmAppHelper::plugin_url() . "/js/formidable{$suffix}.js", array( 'jquery' ), $version, true );
		wp_register_script( 'jquery-placeholder', FrmAppHelper::plugin_url() . '/js/jquery/jquery.placeholder.js', array( 'jquery' ), '2.0.7', true );
		add_filter( 'script_loader_tag', 'FrmFormsController::defer_script_loading', 10, 2 );

		if ( FrmAppHelper::is_admin() ) {
			// don't load this in back-end
			return;
		}

		FrmAppHelper::localize_script( 'front' );
		FrmStylesController::enqueue_css( 'register' );
	}

	public static function maybe_load_css( $form, $this_load, $global_load ) {
		$load_css = FrmForm::is_form_loaded( $form, $this_load, $global_load );

		if ( $load_css ) {
			global $frm_vars;
			self::footer_js( 'header' );
			$frm_vars['css_loaded'] = true;
		}
	}

	public static function defer_script_loading( $tag, $handle ) {
	    if ( 'recaptcha-api' == $handle && ! strpos( $tag, 'defer' ) ) {
	        $tag = str_replace( ' src', ' defer="defer" async="async" src', $tag );
		}
	    return $tag;
	}

	public static function footer_js( $location = 'footer' ) {
		global $frm_vars;

		FrmStylesController::enqueue_css();

		if ( ! FrmAppHelper::is_admin() && $location != 'header' && ! empty( $frm_vars['forms_loaded'] ) ) {
			//load formidable js
			wp_enqueue_script( 'formidable' );
		}
	}

	/**
	 * @since 2.0.8
	 */
	private static function maybe_minimize_form( $atts, &$content ) {
		// check if minimizing is turned on
		if ( self::is_minification_on( $atts ) ) {
			$content = str_replace( array( "\r\n", "\r", "\n", "\t", '    ' ), '', $content );
		}
	}

	/**
	 * @since 2.0.8
	 * @return boolean
	 */
	private static function is_minification_on( $atts ) {
		return isset( $atts['minimize'] ) && ! empty( $atts['minimize'] );
	}
}
