FrmAppHelper::get_query_var() - Code Metrics - Inspection of "Merge branch 'master' of github.com:Strategy11/for..." - Strategy11/formidable-forms - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — master ( 4fad70...ba7486 )

by Stephanie
created 2016-05-18 19:44 UTC
FrmAppHelper::get_query_var() A

↳ Parent: FrmAppHelper
Complexity

Conditions	3
Paths	3
Size

Total Lines	12
Code Lines	7
Duplication

Lines	0
Ratio	0 %
Metric	Value
dl	0
loc	12
rs	9.4285
cc	3
eloc	7
nc	3
nop	2
<?php
if ( ! defined('ABSPATH') ) {
	die( 'You are not allowed to call this page directly.' );
}

class FrmAppHelper {
	public static $db_version = 30; //version of the database we are moving to
	public static $pro_db_version = 34;

	/**
	 * @since 2.0
	 */
	public static $plug_version = '2.01.02b';

    /**
     * @since 1.07.02
     *
     * @param none
     * @return string The version of this plugin
     */
    public static function plugin_version() {
        return self::$plug_version;
    }

    public static function plugin_folder() {
        return basename(self::plugin_path());
    }

    public static function plugin_path() {
        return dirname(dirname(dirname(__FILE__)));
    }

    public static function plugin_url() {
        //prevously FRM_URL constant
		return plugins_url( '', self::plugin_path() . '/formidable.php' );
    }

	public static function relative_plugin_url() {
		return str_replace( array( 'https:', 'http:' ), '', self::plugin_url() );
	}

    /**
     * @return string Site URL
     */
    public static function site_url() {
        return site_url();
    }

    /**
     * Get the name of this site
     * Used for [sitename] shortcode
     *
     * @since 2.0
     * @return string
     */
    public static function site_name() {
        return get_option('blogname');
    }

	public static function make_affiliate_url( $url ) {
		$affiliate_id = self::get_affiliate();
		if ( ! empty( $affiliate_id ) ) {
			$url = add_query_arg( 'aff', $affiliate_id, $url );
		}
		return $url;
	}

	public static function get_affiliate() {
		$affiliate_id = apply_filters( 'frm_affiliate_link', get_option('frm_aff') );
		$affiliate_id = strtolower( $affiliate_id );
		$allowed_affiliates = array( 'mojo' );
		if ( ! in_array( $affiliate_id, $allowed_affiliates ) ) {
			$affiliate_id = false;
		}
		return $affiliate_id;
	}

    /**
     * Get the Formidable settings
     *
     * @since 2.0
     *
     * @param None
     * @return FrmSettings $frm_setings
     */
    public static function get_settings() {
        global $frm_settings;
        if ( empty($frm_settings) ) {
            $frm_settings = new FrmSettings();
        }
        return $frm_settings;
    }

	public static function get_menu_name() {
		$frm_settings = FrmAppHelper::get_settings();
		return $frm_settings->menu;
	}

    /**
     * Show a message in place of pro features
     *
     * @since 2.0
     */
	public static function update_message() {
		_deprecated_function( __FUNCTION__, '2.0.19' );
    }

    public static function pro_is_installed() {
        return apply_filters('frm_pro_installed', false);
    }

    /**
     * Check for certain page in Formidable settings
     *
     * @since 2.0
     *
     * @param string $page The name of the page to check
     * @return boolean
     */
	public static function is_admin_page( $page = 'formidable' ) {
        global $pagenow;
		$get_page = self::simple_get( 'page', 'sanitize_title' );
        if ( $pagenow ) {
			return $pagenow == 'admin.php' && $get_page == $page;
        }

		return is_admin() && $get_page == $page;
    }

    /**
     * Check for the form preview page
     *
     * @since 2.0
     *
     * @param None
     * @return boolean
     */
    public static function is_preview_page() {
        global $pagenow;
		$action = FrmAppHelper::simple_get( 'action', 'sanitize_title' );
		return $pagenow && $pagenow == 'admin-ajax.php' && $action == 'frm_forms_preview';
    }

    /**
     * Check for ajax except the form preview page
     *
     * @since 2.0
     *
     * @param None
     * @return boolean
     */
    public static function doing_ajax() {
        return defined('DOING_AJAX') && DOING_AJAX && ! self::is_preview_page();
    }

	/**
	 * @since 2.0.8
	 */
	public static function prevent_caching() {
		global $frm_vars;
		return isset( $frm_vars['prevent_caching'] ) && $frm_vars['prevent_caching'];
	}

    /**
     * Check if on an admin page
     *
     * @since 2.0
     *
     * @param None
     * @return boolean
     */
    public static function is_admin() {
        return is_admin() && ( ! defined('DOING_AJAX') || ! DOING_AJAX );
    }

    /**
     * Check if value contains blank value or empty array
     *
     * @since 2.0
     * @param $value - value to check
     * @return boolean
     */
    public static function is_empty_value( $value, $empty = '' ) {
        return ( is_array( $value ) && empty( $value ) ) || $value == $empty;
    }

    public static function is_not_empty_value( $value, $empty = '' ) {
        return ! self::is_empty_value( $value, $empty );
    }

    /**
     * Get any value from the $_SERVER
     *
     * @since 2.0
     * @param string $value
     * @return string
     */
	public static function get_server_value( $value ) {
        return isset( $_SERVER[ $value ] ) ? wp_strip_all_tags( $_SERVER[ $value ] ) : '';

    }

    /**
     * Check for the IP address in several places
     * Used by [ip] shortcode
     *
     * @return string The IP address of the current user
     */
    public static function get_ip_address() {
		$ip = '';
        foreach ( array(
            'HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP',
            'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR',
        ) as $key ) {
            if ( ! isset( $_SERVER[ $key ] ) ) {
                continue;
            }

            foreach ( explode( ',', $_SERVER[ $key ] ) as $ip ) {
                $ip = trim($ip); // just to be safe

                if ( filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== false ) {
                    return $ip;
                }
            }
        }

		return sanitize_text_field( $ip );
    }

    public static function get_param( $param, $default = '', $src = 'get', $sanitize = '' ) {
        if ( strpos($param, '[') ) {
            $params = explode('[', $param);
            $param = $params[0];
        }

		if ( $src == 'get' ) {
            $value = isset( $_POST[ $param ] ) ? stripslashes_deep( $_POST[ $param ] ) : ( isset( $_GET[ $param ] ) ? stripslashes_deep( $_GET[ $param ] ) : $default );

            if ( ! isset( $_POST[ $param ] ) && isset( $_GET[ $param ] ) && ! is_array( $value ) ) {
                $value = stripslashes_deep( htmlspecialchars_decode( urldecode( $_GET[ $param ] ) ) );

            }
			self::sanitize_value( $sanitize, $value );
		} else {
            $value = self::get_simple_request( array( 'type' => $src, 'param' => $param, 'default' => $default, 'sanitize' => $sanitize ) );
        }

		if ( isset( $params ) && is_array( $value ) && ! empty( $value ) ) {
            foreach ( $params as $k => $p ) {
                if ( ! $k || ! is_array($value) ) {
                    continue;
                }

                $p = trim($p, ']');
                $value = isset( $value[ $p ] ) ? $value[ $p ] : $default;
            }
        }

        return $value;
    }

	/**
	 *
	 * @param string $param
	 * @param mixed $default
	 * @param string $sanitize
	 */
	public static function get_post_param( $param, $default = '', $sanitize = '' ) {
		return self::get_simple_request( array( 'type' => 'post', 'param' => $param, 'default' => $default, 'sanitize' => $sanitize ) );
	}

	/**
	 * @since 2.0
	 *
	 * @param string $param
	 * @param string $sanitize
	 * @param string $default
	 */
	public static function simple_get( $param, $sanitize = 'sanitize_text_field', $default = '' ) {
		return self::get_simple_request( array( 'type' => 'get', 'param' => $param, 'default' => $default, 'sanitize' => $sanitize ) );
    }

	/**
	 * Get a GET/POST/REQUEST value and sanitize it
	 *
	 * @since 2.0.6
	 */
	public static function get_simple_request( $args ) {
		$defaults = array(
			'param' => '', 'default' => '',
			'type' => 'get', 'sanitize' => 'sanitize_text_field',
		);
		$args = wp_parse_args( $args, $defaults );

		$value = $args['default'];
		if ( $args['type'] == 'get' ) {
			if ( $_GET && isset( $_GET[ $args['param'] ] ) ) {
				$value = $_GET[ $args['param'] ];

			}
		} else if ( $args['type'] == 'post' ) {
			if ( isset( $_POST[ $args['param'] ] ) ) {
				$value = stripslashes_deep( maybe_unserialize( $_POST[ $args['param'] ] ) );

			}
		} else {
			if ( isset( $_REQUEST[ $args['param'] ] ) ) {
				$value = $_REQUEST[ $args['param'] ];

			}
		}

		self::sanitize_value( $args['sanitize'], $value );
		return $value;
	}

	/**
	* Preserve backslashes in a value, but make sure value doesn't get compounding slashes
	*
	* @since 2.0.8
	* @param string $value
	* @return string $value
	*/
	public static function preserve_backslashes( $value ) {
		// If backslashes have already been added, don't add them again
		if ( strpos( $value, '\\\\' ) === false ) {
			$value = addslashes( $value );
		}
		return $value;
	}

	public static function sanitize_value( $sanitize, &$value ) {
		if ( ! empty( $sanitize ) ) {
			if ( is_array( $value ) ) {
				$temp_values = $value;
				foreach ( $temp_values as $k => $v ) {
					FrmAppHelper::sanitize_value( $sanitize, $value[ $k ] );
				}
			} else {
				$value = call_user_func( $sanitize, $value );
			}
		}
	}

    public static function sanitize_request( $sanitize_method, &$values ) {
        $temp_values = $values;
        foreach ( $temp_values as $k => $val ) {
            if ( isset( $sanitize_method[ $k ] ) ) {
				$values[ $k ] = call_user_func( $sanitize_method[ $k ], $val );
            }
        }
    }

	public static function sanitize_array( &$values ) {
		$temp_values = $values;
		foreach ( $temp_values as $k => $val ) {
			$values[ $k ] = wp_kses_post( $val );
		}
	}

	/**
	 * Sanitize the value, and allow some HTML
	 * @since 2.0
	 */
	public static function kses( $value, $allowed = array() ) {
		$html = array(
		    'a' => array(
				'href'  => array(),
				'title' => array(),
				'id'    => array(),
				'class' => array(),
		    ),
		);

		$allowed_html = array();
		foreach ( $allowed as $a ) {
			$allowed_html[ $a ] = isset( $html[ $a ] ) ? $html[ $a ] : array();
		}

		return wp_kses( $value, $allowed_html );
	}

    /**
     * Used when switching the action for a bulk action
     * @since 2.0
     */
    public static function remove_get_action() {
        if ( ! isset($_GET) ) {

            return;
        }

        $new_action = isset( $_GET['action'] ) ? sanitize_text_field( $_GET['action'] ) : ( isset( $_GET['action2'] ) ? sanitize_text_field( $_GET['action2'] ) : '' );

        if ( ! empty( $new_action ) ) {
			$_SERVER['REQUEST_URI'] = str_replace( '&action=' . $new_action, '', FrmAppHelper::get_server_value( 'REQUEST_URI' ) );
        }
    }

    /**
     * Check the WP query for a parameter
     *
     * @since 2.0
     * @return string|array
     */
    public static function get_query_var( $value, $param ) {
        if ( $value != '' ) {
            return $value;
        }

        global $wp_query;
        if ( isset( $wp_query->query_vars[ $param ] ) ) {
            $value = $wp_query->query_vars[ $param ];
        }

        return $value;
    }

    /**
     * @param string $type
     */
    public static function trigger_hook_load( $type, $object = null ) {
        // only load the form hooks once
		$hooks_loaded = apply_filters( 'frm_' . $type . '_hooks_loaded', false, $object );
        if ( ! $hooks_loaded ) {
			do_action( 'frm_load_' . $type . '_hooks' );
        }
    }

    /**
     * Check cache before fetching values and saving to cache
     *
     * @since 2.0
     *
     * @param string $cache_key The unique name for this cache
     * @param string $group The name of the cache group
     * @param string $query If blank, don't run a db call
     * @param string $type The wpdb function to use with this query
     * @return mixed $results The cache or query results
     */
    public static function check_cache( $cache_key, $group = '', $query = '', $type = 'get_var', $time = 300 ) {
        $results = wp_cache_get($cache_key, $group);
        if ( ! self::is_empty_value( $results, false ) || empty($query) ) {
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            return $results;
        }

        if ( 'get_posts' == $type ) {
            $results = get_posts($query);
        } else {
            global $wpdb;
            $results = $wpdb->{$type}($query);
        }

		if ( ! self::prevent_caching() ) {
			wp_cache_set( $cache_key, $results, $group, $time );
		}

        return $results;
    }

    /**
     * Data that should be stored for a long time can be stored in a transient.
     * First check the cache, then check the transient
     * @since 2.0
     * @return mixed The cached value or false
     */
	public static function check_cache_and_transient( $cache_key ) {
        // check caching layer first
        $results = self::check_cache( $cache_key );
        if ( $results ) {
            return $results;
        }

        // then check the transient
        $results = get_transient($cache_key);
        if ( $results ) {
            wp_cache_set($cache_key, $results);
        }

        return $results;
    }

    /**
     * @since 2.0
     * @param string $cache_key
     */
	public static function delete_cache_and_transient( $cache_key ) {
        delete_transient($cache_key);
        wp_cache_delete($cache_key);
    }

    /**
     * Delete all caching in a single group
     *
     * @since 2.0
     *
     * @param string $group The name of the cache group
     * @return boolean True or False
     */
	public static function cache_delete_group( $group ) {
    	global $wp_object_cache;

		if ( is_callable( array( $wp_object_cache, '__get' ) ) ) {
			$group_cache = $wp_object_cache->__get('cache');
		} elseif ( $wp_object_cache->redis_status() ) {
			// check if the object cache is overridden by Redis
			$wp_object_cache->flush();
			$group_cache = array();
		} else {
			// version < 4.0 fallback
			$group_cache = $wp_object_cache->cache;
		}

		if ( isset( $group_cache[ $group ] ) ) {
			foreach ( $group_cache[ $group ] as $k => $v ) {
				wp_cache_delete( $k, $group );
			}
			return true;
		}

    	return false;
    }

    /**
     * Check a value from a shortcode to see if true or false.
     * True when value is 1, true, 'true', 'yes'
     *
     * @since 1.07.10
     *
     * @param string $value The value to compare
     * @return boolean True or False
     */
	public static function is_true( $value ) {
        return ( true === $value || 1 == $value || 'true' == $value || 'yes' == $value );
    }

    /**
     * Used to filter shortcode in text widgets
     */
    public static function widget_text_filter_callback( $matches ) {
        return do_shortcode( $matches[0] );
    }

	public static function load_scripts( $scripts ) {
        _deprecated_function( __FUNCTION__, '2.0', 'wp_enqueue_script' );
        foreach ( (array) $scripts as $s ) {
            wp_enqueue_script($s);
        }
    }

	public static function load_styles( $styles ) {
        _deprecated_function( __FUNCTION__, '2.0', 'wp_enqueue_style' );
        foreach ( (array) $styles as $s ) {
            wp_enqueue_style($s);
        }
    }

    public static function get_pages() {
		return get_posts( array( 'post_type' => 'page', 'post_status' => array( 'publish', 'private' ), 'numberposts' => -1, 'orderby' => 'title', 'order' => 'ASC' ) );

    }

    public static function wp_pages_dropdown( $field_name, $page_id, $truncate = false ) {
        $pages = self::get_pages();
		$selected = self::get_post_param( $field_name, $page_id, 'absint' );
    ?>
        <select name="<?php echo esc_attr($field_name); ?>" id="<?php echo esc_attr($field_name); ?>" class="frm-pages-dropdown">
            <option value=""> </option>
            <?php foreach ( $pages as $page ) { ?>
				<option value="<?php echo esc_attr($page->ID); ?>" <?php selected( $selected, $page->ID ) ?>>
					<?php echo esc_html( $truncate ? self::truncate( $page->post_title, $truncate ) : $page->post_title ); ?>
				</option>
            <?php } ?>
        </select>
    <?php
    }

	public static function post_edit_link( $post_id ) {
        $post = get_post($post_id);

        if ( $post ) {
			$post_url = admin_url( 'post.php?post=' . $post_id . '&action=edit' );
			return '<a href="' . esc_url( $post_url ) . '">' . self::truncate( $post->post_title, 50 ) . '</a>';
        }
        return '';
    }

	public static function wp_roles_dropdown( $field_name, $capability, $multiple = 'single' ) {
    ?>
        <select name="<?php echo esc_attr($field_name); ?>" id="<?php echo esc_attr($field_name); ?>" <?php
            echo ( 'multiple' == $multiple ) ? 'multiple="multiple"' : '';

            ?> class="frm_multiselect">
            <?php self::roles_options($capability); ?>
        </select>
    <?php
    }

	public static function roles_options( $capability ) {
        global $frm_vars;
        if ( isset($frm_vars['editable_roles']) ) {
            $editable_roles = $frm_vars['editable_roles'];
        } else {
            $editable_roles = get_editable_roles();
            $frm_vars['editable_roles'] = $editable_roles;
        }

        foreach ( $editable_roles as $role => $details ) {
            $name = translate_user_role($details['name'] ); ?>
        <option value="<?php echo esc_attr($role) ?>" <?php echo in_array($role, (array) $capability) ? ' selected="selected"' : ''; ?>><?php echo esc_attr($name) ?> </option>

<?php
            unset($role, $details);
        }
    }

	public static function frm_capabilities( $type = 'auto' ) {
        $cap = array(
            'frm_view_forms'        => __( 'View Forms and Templates', 'formidable' ),
            'frm_edit_forms'        => __( 'Add/Edit Forms and Templates', 'formidable' ),
            'frm_delete_forms'      => __( 'Delete Forms and Templates', 'formidable' ),
            'frm_change_settings'   => __( 'Access this Settings Page', 'formidable' ),
            'frm_view_entries'      => __( 'View Entries from Admin Area', 'formidable' ),
            'frm_delete_entries'    => __( 'Delete Entries from Admin Area', 'formidable' ),
        );

		if ( ! self::pro_is_installed() && 'pro' != $type ) {
            return $cap;
        }

        $cap['frm_create_entries'] = __( 'Add Entries from Admin Area', 'formidable' );
        $cap['frm_edit_entries'] = __( 'Edit Entries from Admin Area', 'formidable' );
        $cap['frm_view_reports'] = __( 'View Reports', 'formidable' );
        $cap['frm_edit_displays'] = __( 'Add/Edit Views', 'formidable' );

        return $cap;
    }

	public static function user_has_permission( $needed_role ) {
        if ( $needed_role == '-1' ) {
            return false;
		}

        // $needed_role will be equal to blank if "Logged-in users" is selected
        if ( ( $needed_role == '' && is_user_logged_in() ) || current_user_can( $needed_role ) ) {
            return true;
        }

        $roles = array( 'administrator', 'editor', 'author', 'contributor', 'subscriber' );
        foreach ( $roles as $role ) {
			if ( current_user_can( $role ) ) {
        		return true;
			}
        	if ( $role == $needed_role ) {
        		break;
			}
        }
        return false;
    }

    /**
     * Make sure administrators can see Formidable menu
     *
     * @since 2.0
     */
    public static function maybe_add_permissions() {
		self::force_capability( 'frm_view_entries' );

        if ( ! current_user_can('administrator') || current_user_can('frm_view_forms') ) {
            return;
        }

		$user_id = get_current_user_id();
		$user = new WP_User( $user_id );
        $frm_roles = self::frm_capabilities();
        foreach ( $frm_roles as $frm_role => $frm_role_description ) {
			$user->add_cap( $frm_role );
            unset($frm_role, $frm_role_description);
        }
    }

	/**
	 * Make sure admins have permission to see the menu items
	 * @since 2.0.6
	 */
	public static function force_capability( $cap = 'frm_change_settings' ) {
		if ( current_user_can( 'administrator' ) && ! current_user_can( $cap ) ) {
			$role = get_role( 'administrator' );
			$frm_roles = self::frm_capabilities();
			foreach ( $frm_roles as $frm_role => $frm_role_description ) {
				$role->add_cap( $frm_role );
			}
		}
	}

    /**
     * Check if the user has permision for action.
     * Return permission message and stop the action if no permission
     * @since 2.0
     * @param string $permission
     */
	public static function permission_check( $permission, $show_message = 'show' ) {
        $permission_error = self::permission_nonce_error($permission);
        if ( $permission_error !== false ) {
            if ( 'hide' == $show_message ) {
                $permission_error = '';
            }
            wp_die($permission_error);
        }
    }

    /**
     * Check user permission and nonce
     * @since 2.0
     * @param string $permission
     * @return false|string The permission message or false if allowed
     */
	public static function permission_nonce_error( $permission, $nonce_name = '', $nonce = '' ) {
		if ( ! empty( $permission ) && ! current_user_can( $permission ) && ! current_user_can( 'administrator' ) ) {
			$frm_settings = self::get_settings();
			return $frm_settings->admin_permission;
		}

		$error = false;
        if ( empty($nonce_name) ) {
            return $error;
        }

        if ( $_REQUEST && ( ! isset( $_REQUEST[ $nonce_name ] ) || ! wp_verify_nonce( $_REQUEST[ $nonce_name ], $nonce ) ) ) {
            $frm_settings = self::get_settings();
            $error = $frm_settings->admin_permission;
        }

        return $error;
    }

    public static function checked( $values, $current ) {
		if ( self::check_selected( $values, $current ) ) {
            echo ' checked="checked"';
		}
    }

	public static function check_selected( $values, $current ) {
		$values = self::recursive_function_map( $values, 'trim' );
		$values = self::recursive_function_map( $values, 'htmlspecialchars_decode' );
		$current = htmlspecialchars_decode( trim( $current ) );

		return ( is_array( $values ) && in_array( $current, $values ) ) || ( ! is_array( $values ) && $values == $current );
	}

    /**
    * Check if current field option is an "other" option
    *
    * @since 2.0
    *
    * @param string $opt_key
    * @return boolean Returns true if current field option is an "Other" option
    */
    public static function is_other_opt( $opt_key ) {
        _deprecated_function( __FUNCTION__, '2.0.6', 'FrmFieldsHelper::is_other_opt' );
        return FrmFieldsHelper::is_other_opt( $opt_key );
    }

    /**
    * Get value that belongs in "Other" text box
    *
    * @since 2.0
    *
    * @param string $opt_key
    * @param array $field
    * @return string $other_val
    */
    public static function get_other_val( $opt_key, $field, $parent = false, $pointer = false ) {
		_deprecated_function( __FUNCTION__, '2.0.6', 'FrmFieldsHelper::get_other_val' );
		return FrmFieldsHelper::get_other_val( compact( 'opt_key', 'field', 'parent', 'pointer' ) );
    }

    /**
    * Check if there is a saved value for the "Other" text field. If so, set it as the $other_val.
    * Intended for front-end use
    *
    * @since 2.0
    *
    * @param array $field
    * @param boolean $other_opt
    * @param string $checked
    * @param array $args should include opt_key and field name
    * @return string $other_val
    */
    public static function prepare_other_input( $field, &$other_opt, &$checked, $args = array() ) {
		_deprecated_function( __FUNCTION__, '2.0.6', 'FrmFieldsHelper::prepare_other_input' );
		$args['field'] = $field;
		return FrmFieldsHelper::prepare_other_input( $args, $other_opt, $checked );
    }

	public static function recursive_function_map( $value, $function ) {
		if ( is_array( $value ) ) {
			$original_function = $function;
			if ( count( $value ) ) {
				$function = explode( ', ', self::prepare_array_values( $value, $function ) );
			} else {
				$function = array( $function );
			}
			if ( ! self::is_assoc( $value ) ) {
				$value = array_map( array( 'FrmAppHelper', 'recursive_function_map' ), $value, $function );
			} else {
				foreach ( $value as $k => $v ) {
					if ( ! is_array( $v ) ) {
						$value[ $k ] = call_user_func( $original_function, $v );
					}
				}
			}
		} else {
			$value = call_user_func( $function, $value );
		}

		return $value;
	}

	public static function is_assoc( $array ) {
		return (bool) count( array_filter( array_keys( $array ), 'is_string' ) );
	}

    /**
     * Flatten a multi-dimensional array
     */
	public static function array_flatten( $array, $keys = 'keep' ) {
        $return = array();
        foreach ( $array as $key => $value ) {
            if ( is_array($value) ) {
				$return = array_merge( $return, self::array_flatten( $value, $keys ) );
            } else {
				if ( $keys == 'keep' ) {
					$return[ $key ] = $value;
				} else {
					$return[] = $value;
				}
            }
        }
        return $return;
    }

	public static function esc_textarea( $text ) {
		$safe_text = str_replace( '&quot;', '"', $text );
		$safe_text = htmlspecialchars( $safe_text, ENT_NOQUOTES );
		$safe_text = str_replace( '&amp;', '&', $safe_text );
		return apply_filters( 'esc_textarea', $safe_text, $text );
	}

    /**
     * Add auto paragraphs to text areas
     * @since 2.0
     */
	public static function use_wpautop( $content ) {
        if ( apply_filters('frm_use_wpautop', true) ) {
            $content = wpautop(str_replace( '<br>', '<br />', $content));
        }
        return $content;
    }

	public static function replace_quotes( $val ) {
        //Replace double quotes
		$val = str_replace( array( '&#8220;', '&#8221;', '&#8243;' ), '"', $val );
        //Replace single quotes
        $val = str_replace( array( '&#8216;', '&#8217;', '&#8242;', '&prime;', '&rsquo;', '&lsquo;' ), "'", $val );
        return $val;
    }

    /**
     * @since 2.0
     * @return string The base Google APIS url for the current version of jQuery UI
     */
    public static function jquery_ui_base_url() {
		$url = 'http' . ( is_ssl() ? 's' : '' ) . '://ajax.googleapis.com/ajax/libs/jqueryui/' . self::script_version('jquery-ui-core');
        $url = apply_filters('frm_jquery_ui_base_url', $url);
        return $url;
    }

    /**
     * @param string $handle
     */
	public static function script_version( $handle ) {
        global $wp_scripts;
    	if ( ! $wp_scripts ) {
    	    return false;
    	}

        $ver = 0;

        if ( ! isset( $wp_scripts->registered[ $handle ] ) ) {
            return $ver;
        }

        $query = $wp_scripts->registered[ $handle ];
    	if ( is_object( $query ) ) {
    	    $ver = $query->ver;
    	}

    	return $ver;
    }

	public static function js_redirect( $url ) {
		return '<script type="text/javascript">window.location="' . esc_url_raw( $url ) . '"</script>';
    }

	public static function get_user_id_param( $user_id ) {
        if ( ! $user_id || empty($user_id) || is_numeric($user_id) ) {
            return $user_id;
        }

		if ( $user_id == 'current' ) {
			$user_id = get_current_user_id();
		} else {
            if ( is_email($user_id) ) {
                $user = get_user_by('email', $user_id);
            } else {
                $user = get_user_by('login', $user_id);
            }

            if ( $user ) {
                $user_id = $user->ID;
            }
            unset($user);
        }

        return $user_id;
    }

	public static function get_file_contents( $filename, $atts = array() ) {
        if ( ! is_file($filename) ) {
            return false;
        }

        extract($atts);

        ob_start();
        include($filename);
        $contents = ob_get_contents();
        ob_end_clean();
        return $contents;
    }

    /**
     * @param string $table_name
     * @param string $column
	 * @param int $id
	 * @param int $num_chars
     */
    public static function get_unique_key( $name = '', $table_name, $column, $id = 0, $num_chars = 5 ) {
        $key = '';

        if ( ! empty( $name ) ) {
            $key = sanitize_key($name);
        }

		if ( empty( $key ) ) {
            $max_slug_value = pow(36, $num_chars);
            $min_slug_value = 37; // we want to have at least 2 characters in the slug
            $key = base_convert( rand($min_slug_value, $max_slug_value), 10, 36 );
        }

		if ( is_numeric($key) || in_array( $key, array( 'id', 'key', 'created-at', 'detaillink', 'editlink', 'siteurl', 'evenodd' ) ) ) {
			$key = $key . 'a';
        }

		$key_check = FrmDb::get_var( $table_name, array( $column => $key, 'ID !' => $id ), $column );

        if ( $key_check || is_numeric($key_check) ) {
            $suffix = 2;
			do {
				$alt_post_name = substr( $key, 0, 200 - ( strlen( $suffix ) + 1 ) ) . $suffix;
				$key_check = FrmDb::get_var( $table_name, array( $column => $alt_post_name, 'ID !' => $id ), $column );
				$suffix++;
			} while ($key_check || is_numeric($key_check));
			$key = $alt_post_name;
        }
        return $key;
    }

    /**
     * Editing a Form or Entry
     * @param string $table
     * @return bool|array
     */
    public static function setup_edit_vars( $record, $table, $fields = '', $default = false, $post_values = array(), $args = array() ) {
        if ( ! $record ) {
            return false;
        }

        if ( empty($post_values) ) {
            $post_values = stripslashes_deep($_POST);

        }

		$values = array( 'id' => $record->id, 'fields' => array() );

		foreach ( array( 'name', 'description' ) as $var ) {
            $default_val = isset($record->{$var}) ? $record->{$var} : '';
			$values[ $var ] = self::get_param( $var, $default_val, 'get', 'wp_kses_post' );
            unset($var, $default_val);
        }

        $values['description'] = self::use_wpautop($values['description']);
        $frm_settings = self::get_settings();
        $is_form_builder = self::is_admin_page('formidable' );

        foreach ( (array) $fields as $field ) {
            // Make sure to filter default values (for placeholder text), but not on the form builder page
            if ( ! $is_form_builder ) {
                $field->default_value = apply_filters('frm_get_default_value', $field->default_value, $field, true );
            }
			$parent_form_id = isset( $args['parent_form_id'] ) ? $args['parent_form_id'] : $field->form_id;
			self::fill_field_defaults($field, $record, $values, compact('default', 'post_values', 'frm_settings', 'parent_form_id' ) );
        }

        self::fill_form_opts($record, $table, $post_values, $values);

        if ( $table == 'entries' ) {
            $values = FrmEntriesHelper::setup_edit_vars( $values, $record );
        } else if ( $table == 'forms' ) {
            $values = FrmFormsHelper::setup_edit_vars( $values, $record, $post_values );
        }

        return $values;
    }

	private static function fill_field_defaults( $field, $record, array &$values, $args ) {
        $post_values = $args['post_values'];

        if ( $args['default'] ) {
            $meta_value = $field->default_value;
        } else {
            if ( $record->post_id && self::pro_is_installed() && isset($field->field_options['post_field']) && $field->field_options['post_field'] ) {
                if ( ! isset($field->field_options['custom_field']) ) {
                    $field->field_options['custom_field'] = '';
                }
				$meta_value = FrmProEntryMetaHelper::get_post_value( $record->post_id, $field->field_options['post_field'], $field->field_options['custom_field'], array( 'truncate' => false, 'type' => $field->type, 'form_id' => $field->form_id, 'field' => $field ) );
            } else {
				$meta_value = FrmEntryMeta::get_meta_value( $record, $field->id );
            }
        }

		$field_type = isset( $post_values['field_options'][ 'type_' . $field->id ] ) ? $post_values['field_options'][ 'type_' . $field->id ] : $field->type;
        $new_value = isset( $post_values['item_meta'][ $field->id ] ) ? maybe_unserialize( $post_values['item_meta'][ $field->id ] ) : $meta_value;

        $field_array = array(
            'id'            => $field->id,
            'value'         => $new_value,
            'default_value' => $field->default_value,
            'name'          => $field->name,
            'description'   => $field->description,
            'type'          => apply_filters('frm_field_type', $field_type, $field, $new_value),
            'options'       => $field->options,
            'required'      => $field->required,
            'field_key'     => $field->field_key,
            'field_order'   => $field->field_order,
            'form_id'       => $field->form_id,
			'parent_form_id' => $args['parent_form_id'],
        );

        $args['field_type'] = $field_type;
        self::fill_field_opts($field, $field_array, $args);
		// Track the original field's type
		$field_array['original_type'] = isset( $field->field_options['original_type'] ) ? $field->field_options['original_type'] : $field->type;

        $field_array = apply_filters( 'frm_setup_edit_fields_vars', $field_array, $field, $values['id'], array() );

        if ( ! isset($field_array['unique']) || ! $field_array['unique'] ) {
            $field_array['unique_msg'] = '';
        }

        $field_array = array_merge( $field->field_options, $field_array );

        $values['fields'][ $field->id ] = $field_array;
    }

	private static function fill_field_opts( $field, array &$field_array, $args ) {
        $post_values = $args['post_values'];
        $opt_defaults = FrmFieldsHelper::get_default_field_opts($field_array['type'], $field, true);

        foreach ( $opt_defaults as $opt => $default_opt ) {
			$field_array[ $opt ] = ( $post_values && isset( $post_values['field_options'][ $opt . '_' . $field->id ] ) ) ? maybe_unserialize( $post_values['field_options'][ $opt . '_' . $field->id ] ) : ( isset( $field->field_options[ $opt ] ) ? $field->field_options[ $opt ] : $default_opt );
            if ( $opt == 'blank' && $field_array[ $opt ] == '' ) {
                $field_array[ $opt ] = $args['frm_settings']->blank_msg;
            } else if ( $opt == 'invalid' && $field_array[ $opt ] == '' ) {
                if ( $args['field_type'] == 'captcha' ) {
                    $field_array[ $opt ] = $args['frm_settings']->re_msg;
                } else {
                    $field_array[ $opt ] = sprintf( __( '%s is invalid', 'formidable' ), $field_array['name'] );
                }
            }
        }

        if ( $field_array['custom_html'] == '' ) {
            $field_array['custom_html'] = FrmFieldsHelper::get_default_html($args['field_type']);
        }
    }

    /**
     * @param string $table
     */
	private static function fill_form_opts( $record, $table, $post_values, array &$values ) {
        if ( $table == 'entries' ) {
            $form = $record->form_id;
			FrmForm::maybe_get_form( $form );
        } else {
            $form = $record;
        }

        if ( ! $form ) {
            return;
        }

        $values['form_name'] = isset($record->form_id) ? $form->name : '';
		$values['parent_form_id'] = isset( $record->form_id ) ? $form->parent_form_id : 0;

        if ( ! is_array($form->options) ) {
            return;
        }

        foreach ( $form->options as $opt => $value ) {
            $values[ $opt ] = isset( $post_values[ $opt ] ) ? maybe_unserialize( $post_values[ $opt ] ) : $value;
        }

        self::fill_form_defaults($post_values, $values);
    }

    /**
     * Set to POST value or default
     */
	private static function fill_form_defaults( $post_values, array &$values ) {
        $form_defaults = FrmFormsHelper::get_default_opts();

        foreach ( $form_defaults as $opt => $default ) {
            if ( ! isset( $values[ $opt ] ) || $values[ $opt ] == '' ) {
				$values[ $opt ] = ( $post_values && isset( $post_values['options'][ $opt ] ) ) ? $post_values['options'][ $opt ] : $default;
            }

            unset($opt, $defaut);
        }

        if ( ! isset($values['custom_style']) ) {

            $frm_settings = self::get_settings();
			$values['custom_style'] = ( $post_values && isset( $post_values['options']['custom_style'] ) ) ? absint( $_POST['options']['custom_style'] ) : ( $frm_settings->load_style != 'none' );

        }

		foreach ( array( 'before', 'after', 'submit' ) as $h ) {
			if ( ! isset( $values[ $h . '_html' ] ) ) {
				$values[ $h . '_html' ] = ( isset( $post_values['options'][ $h . '_html' ] ) ? $post_values['options'][ $h . '_html' ] : FrmFormsHelper::get_default_html( $h ) );
            }
            unset($h);
        }
    }

	public static function get_meta_value( $field_id, $entry ) {
		_deprecated_function( __FUNCTION__, '2.0.9', 'FrmEntryMeta::get_meta_value' );
		return FrmEntryMeta::get_meta_value( $entry, $field_id );
	}

	public static function insert_opt_html( $args ) {
        $class = '';
        if ( in_array( $args['type'], array( 'email', 'user_id', 'hidden', 'select', 'radio', 'checkbox', 'phone', 'text' ) ) ) {
            $class .= 'show_frm_not_email_to';
        }
    ?>
<li>
    <a href="javascript:void(0)" class="frmids frm_insert_code alignright <?php echo esc_attr($class) ?>" data-code="<?php echo esc_attr($args['id']) ?>" >[<?php echo esc_attr( $args['id'] ) ?>]</a>
    <a href="javascript:void(0)" class="frmkeys frm_insert_code alignright <?php echo esc_attr($class) ?>" data-code="<?php echo esc_attr($args['key']) ?>" >[<?php echo esc_attr( self::truncate($args['key'], 10) ) ?>]</a>
    <a href="javascript:void(0)" class="frm_insert_code <?php echo esc_attr( $class ) ?>" data-code="<?php echo esc_attr($args['id']) ?>" ><?php echo esc_attr( self::truncate($args['name'], 60) ) ?></a>
</li>
    <?php
    }

    public static function get_us_states() {
        _deprecated_function( __FUNCTION__, '2.0', 'FrmFieldsHelper::get_us_states' );
        return FrmFieldsHelper::get_us_states();
    }

    public static function get_countries() {
        _deprecated_function( __FUNCTION__, '2.0', 'FrmFieldsHelper::get_countries' );
        return FrmFieldsHelper::get_countries();
    }

	public static function truncate( $str, $length, $minword = 3, $continue = '...' ) {
        if ( is_array( $str ) ) {
            return '';
		}

        $length = (int) $length;
		$str = wp_strip_all_tags( $str );
		$original_len = self::mb_function( array( 'mb_strlen', 'strlen' ), array( $str ) );

		if ( $length == 0 ) {
            return '';
        } else if ( $length <= 10 ) {
			$sub = self::mb_function( array( 'mb_substr', 'substr' ), array( $str, 0, $length ) );
            return $sub . (($length < $original_len) ? $continue : '');
        }

        $sub = '';
        $len = 0;

		$words = self::mb_function( array( 'mb_split', 'explode' ), array( ' ', $str ) );

		foreach ( $words as $word ) {
            $part = (($sub != '') ? ' ' : '') . $word;
			$total_len = self::mb_function( array( 'mb_strlen', 'strlen' ), array( $sub . $part ) );
            if ( $total_len > $length && str_word_count($sub) ) {
                break;
            }

            $sub .= $part;
			$len += self::mb_function( array( 'mb_strlen', 'strlen' ), array( $part ) );

            if ( str_word_count($sub) > $minword && $total_len >= $length ) {
                break;
            }

            unset($total_len, $word);
        }

        return $sub . (($len < $original_len) ? $continue : '');
    }

	public static function mb_function( $function_names, $args ) {
		$mb_function_name = $function_names[0];
		$function_name = $function_names[1];
		if ( function_exists( $mb_function_name ) ) {
			$function_name = $mb_function_name;
		}
		return call_user_func_array( $function_name, $args );
	}

	public static function get_formatted_time( $date, $date_format = '', $time_format = '' ) {
        if ( empty($date) ) {
            return $date;
        }

        if ( empty($date_format) ) {
            $date_format = get_option('date_format');
        }

        if ( preg_match('/^\d{1-2}\/\d{1-2}\/\d{4}$/', $date) && self::pro_is_installed() ) {
            $frmpro_settings = new FrmProSettings();
            $date = FrmProAppHelper::convert_date($date, $frmpro_settings->date_format, 'Y-m-d');
        }

		$formatted = self::get_localized_date( $date_format, $date );

		$do_time = ( date( 'H:i:s', strtotime( $date ) ) != '00:00:00' );
		if ( $do_time ) {
			$formatted .= self::add_time_to_date( $time_format, $date );
		}

        return $formatted;
    }

	private static function add_time_to_date( $time_format, $date ) {
		if ( empty( $time_format ) ) {
			$time_format = get_option('time_format');
		}

		$trimmed_format = trim( $time_format );
		$time = '';
		if ( $time_format && ! empty( $trimmed_format ) ) {
			$time = ' ' . __( 'at', 'formidable' ) . ' ' . self::get_localized_date( $time_format, $date );

		}

		return $time;
	}

	/**
	 * @since 2.0.8
	 */
	public static function get_localized_date( $date_format, $date ) {
		$date = get_date_from_gmt( $date );
		return date_i18n( $date_format, strtotime( $date ) );
	}

	/**
	 * Gets the time ago in words
	 *
	 * @param int $from in seconds
	 * @param int|string $to in seconds
	 * @return string $time_ago
	 */
	public static function human_time_diff( $from, $to = '' ) {
		if ( empty( $to ) ) {
			$now = new DateTime;
		} else {
			$now = new DateTime( '@' . $to );
		}
		$ago = new DateTime( '@' . $from );

		// Get the time difference
		$diff_object = $now->diff( $ago );
		$diff = get_object_vars( $diff_object );

		// Add week amount and update day amount
		$diff['w'] = floor( $diff['d'] / 7 );
		$diff['d'] -= $diff['w'] * 7;

		$time_strings = self::get_time_strings();

		foreach ( $time_strings as $k => $v ) {
			if ( $diff[ $k ] ) {
				$time_strings[ $k ] = $diff[ $k ] . ' ' . ( $diff[ $k ] > 1 ? $v[1] : $v[0] );
			} else {
				unset( $time_strings[ $k ] );
			}
		}

		$time_strings = array_slice( $time_strings, 0, 1 );
		$time_ago_string = $time_strings ? implode( ', ', $time_strings ) : '0 ' . __( 'seconds', 'formidable' );

		return $time_ago_string;
	}

	/**
	 * Get the translatable time strings
	 *
	 * @since 2.0.20
	 * @return array
	 */
	private static function get_time_strings() {
		return array(
			'y' => array( __( 'year', 'formidable' ), __( 'years', 'formidable' ) ),
			'm' => array( __( 'month', 'formidable' ), __( 'months', 'formidable' ) ),
			'w' => array( __( 'week', 'formidable' ), __( 'weeks', 'formidable' ) ),
			'd' => array( __( 'day', 'formidable' ), __( 'days', 'formidable' ) ),
			'h' => array( __( 'hour', 'formidable' ), __( 'hours', 'formidable' ) ),
			'i' => array( __( 'minute', 'formidable' ), __( 'minutes', 'formidable' ) ),
			's' => array( __( 'second', 'formidable' ), __( 'seconds', 'formidable' ) ),
		);
	}

    /**
     * Added for < WP 4.0 compatability
     *
     * @since 1.07.10
     *
     * @param string $term The value to escape
     * @return string The escaped value
     */
	public static function esc_like( $term ) {
        global $wpdb;
        if ( method_exists($wpdb, 'esc_like') ) {
			// WP 4.0
            $term = $wpdb->esc_like( $term );
        } else {
            $term = like_escape( $term );
        }

        return $term;
    }

    /**
     * @param string $order_query
     */
	public static function esc_order( $order_query ) {
        if ( empty($order_query) ) {
            return '';
        }

        // remove ORDER BY before santizing
        $order_query = strtolower($order_query);
        if ( strpos($order_query, 'order by') !== false ) {
            $order_query = str_replace('order by', '', $order_query);
        }

        $order_query = explode(' ', trim($order_query));

        $order_fields = array(
            'id', 'form_key', 'name', 'description',
            'parent_form_id', 'logged_in', 'is_template',
            'default_template', 'status', 'created_at',
        );

        $order = trim(trim(reset($order_query), ','));
        if ( ! in_array($order, $order_fields) ) {
            return '';
        }

        $order_by = '';
        if ( count($order_query) > 1 ) {
			$order_by = end( $order_query );
			self::esc_order_by( $order_by );
        }

		return ' ORDER BY ' . $order . ' ' . $order_by;
    }

	/**
	 * Make sure this is ordering by either ASC or DESC
	 */
	public static function esc_order_by( &$order_by ) {
		$sort_options = array( 'asc', 'desc' );
		if ( ! in_array( strtolower( $order_by ), $sort_options ) ) {
			$order_by = 'asc';
		}
	}

    /**
     * @param string $limit
     */
	public static function esc_limit( $limit ) {
        if ( empty($limit) ) {
            return '';
        }

        $limit = trim(str_replace(' limit', '', strtolower($limit)));
        if ( is_numeric($limit) ) {
			return ' LIMIT ' . $limit;
        }

        $limit = explode(',', trim($limit));
        foreach ( $limit as $k => $l ) {
            if ( is_numeric( $l ) ) {
                $limit[ $k ] = $l;
            }
        }

        $limit = implode(',', $limit);
		return ' LIMIT ' . $limit;
    }

    /**
     * Get an array of values ready to go through $wpdb->prepare
     * @since 2.0
     */
    public static function prepare_array_values( $array, $type = '%s' ) {
        $placeholders = array_fill(0, count($array), $type);
        return implode(', ', $placeholders);
    }

    public static function prepend_and_or_where( $starts_with = ' WHERE ', $where = '' ) {
        if ( empty($where) ) {
            return '';
        }

		if ( is_array( $where ) ) {
            global $wpdb;
            FrmDb::get_where_clause_and_values( $where, $starts_with );
			$where = $wpdb->prepare( $where['where'], $where['values'] );
		} else {
            $where = $starts_with . $where;
        }

        return $where;
    }

    // Pagination Methods

    /**
     * @param integer $current_p
     */
	public static function get_last_record_num( $r_count, $current_p, $p_size ) {
		return ( ( $r_count < ( $current_p * $p_size ) ) ? $r_count : ( $current_p * $p_size ) );
	}

    /**
     * @param integer $current_p
     */
    public static function get_first_record_num( $r_count, $current_p, $p_size ) {
        if ( $current_p == 1 ) {
            return 1;
        } else {
            return ( self::get_last_record_num( $r_count, ( $current_p - 1 ), $p_size ) + 1 );
        }
    }

    /**
     * @param string $table_name
     */
    public static function &getRecordCount( $where = '', $table_name ) {

        _deprecated_function( __FUNCTION__, '2.0', 'FrmDb::get_count' );
        $count = FrmDb::get_count( $table_name, $where );
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        return $count;
    }

    public static function get_referer_info() {
        _deprecated_function( __FUNCTION__, '2.0', 'FrmAppHelper::get_server_value' );
        return self::get_server_value('HTTP_REFERER');
    }

	/**
	 * @return array
	 */
	public static function json_to_array( $json_vars ) {
        $vars = array();
        foreach ( $json_vars as $jv ) {
            $jv_name = explode('[', $jv['name']);
            $last = count($jv_name) - 1;
            foreach ( $jv_name as $p => $n ) {
                $name = trim($n, ']');
                if ( ! isset($l1) ) {
                    $l1 = $name;
                }

                if ( ! isset($l2) ) {
                    $l2 = $name;
                }

                if ( ! isset($l3) ) {
                    $l3 = $name;
                }

                $this_val = ( $p == $last ) ? $jv['value'] : array();

                switch ( $p ) {
                    case 0:
                        $l1 = $name;
                        self::add_value_to_array( $name, $l1, $this_val, $vars );
                    break;

                    case 1:
                        $l2 = $name;
                        self::add_value_to_array( $name, $l2, $this_val, $vars[ $l1 ] );
                    break;

                    case 2:

                        $l3 = $name;
                        self::add_value_to_array( $name, $l3, $this_val, $vars[ $l1 ][ $l2 ] );
                    break;

                    case 3:

                        $l4 = $name;
                        self::add_value_to_array( $name, $l4, $this_val, $vars[ $l1 ][ $l2 ][ $l3 ] );
                    break;
                }

                unset($this_val, $n);
            }

            unset($last, $jv);
        }

        return $vars;
    }

    /**
     * @param string $name
     * @param string $l1
     */
    public static function add_value_to_array( $name, $l1, $val, &$vars ) {
        if ( $name == '' ) {
            $vars[] = $val;
        } else if ( ! isset( $vars[ $l1 ] ) ) {
            $vars[ $l1 ] = $val;
        }
    }

	public static function maybe_add_tooltip( $name, $class = 'closed', $form_name = '' ) {
        $tooltips = array(
            'action_title'  => __( 'Give this action a label for easy reference.', 'formidable' ),
            'email_to'      => __( 'Add one or more recipient addresses separated by a ",".  FORMAT: Name <[email protected]> or [email protected].  [admin_email] is the address set in WP General Settings.', 'formidable' ),
            'cc'            => __( 'Add CC addresses separated by a ",".  FORMAT: Name <[email protected]> or [email protected].', 'formidable' ),
            'bcc'           => __( 'Add BCC addresses separated by a ",".  FORMAT: Name <[email protected]> or [email protected].', 'formidable' ),
            'reply_to'      => __( 'If you would like a different reply to address than the "from" address, add a single address here.  FORMAT: Name <[email protected]> or [email protected].', 'formidable' ),
            'from'          => __( 'Enter the name and/or email address of the sender. FORMAT: John Bates <[email protected]> or [email protected].', 'formidable' ),
            'email_subject' => esc_attr( sprintf( __( 'If you leave the subject blank, the default will be used: %1$s Form submitted on %2$s', 'formidable' ), $form_name, self::site_name() ) ),
        );

        if ( ! isset( $tooltips[ $name ] ) ) {
            return;
        }

        if ( 'open' == $class ) {
            echo ' frm_help"';
        } else {
            echo ' class="frm_help"';
        }

		echo ' title="' . esc_attr( $tooltips[ $name ] );

        if ( 'open' != $class ) {
            echo '"';
        }
    }

	/**
	 * Add the current_page class to that page in the form nav
	 */
	public static function select_current_page( $page, $current_page, $action = array() ) {
		if ( $current_page != $page ) {
			return;
		}

		$frm_action = FrmAppHelper::simple_get( 'frm_action', 'sanitize_title' );
		if ( empty( $action ) || ( ! empty( $frm_action ) && in_array( $frm_action, $action ) ) ) {
			echo ' class="current_page"';
		}
	}

    /**
     * Prepare and json_encode post content
     *
     * @since 2.0
     *
     * @param array $post_content
     * @return string $post_content ( json encoded array )
     */
    public static function prepare_and_encode( $post_content ) {
        //Loop through array to strip slashes and add only the needed ones
		foreach ( $post_content as $key => $val ) {
			// Replace problematic characters (like &quot;)
			$val = str_replace( '&quot;', '"', $val );

			self::prepare_action_slashes( $val, $key, $post_content );
            unset( $key, $val );
        }

        // json_encode the array
        $post_content = json_encode( $post_content );

	    // add extra slashes for \r\n since WP strips them
		$post_content = str_replace( array( '\\r', '\\n', '\\u', '\\t' ), array( '\\\\r', '\\\\n', '\\\\u', '\\\\t' ), $post_content );

        // allow for &quot
	    $post_content = str_replace( '&quot;', '\\"', $post_content );

        return $post_content;
    }

	private static function prepare_action_slashes( $val, $key, &$post_content ) {
		if ( ! isset( $post_content[ $key ] ) ) {
			return;
		}

		if ( is_array( $val ) ) {
			foreach ( $val as $k1 => $v1 ) {
				self::prepare_action_slashes( $v1, $k1, $post_content[ $key ] );
				unset( $k1, $v1 );
			}
		} else {
			// Strip all slashes so everything is the same, no matter where the value is coming from
			$val = stripslashes( $val );

			// Add backslashes before double quotes and forward slashes only
			$post_content[ $key ] = addcslashes( $val, '"\\/' );
		}
	}

	/**
	 * Prepare and save settings in styles and actions
	 *
	 * @param array $settings
	 * @param string $group
	 *
	 * @since 2.0.6
	 */
	public static function save_settings( $settings, $group ) {
		$settings = (array) $settings;
		$settings['post_content'] = FrmAppHelper::prepare_and_encode( $settings['post_content'] );

		if ( empty( $settings['ID'] ) ) {
			unset( $settings['ID']);
		}

		// delete all caches for this group
		self::cache_delete_group( $group );

		return self::save_json_post( $settings );
	}

	/**
	 * Since actions are JSON encoded, we don't want any filters messing with it.
	 * Remove the filters and then add them back in case any posts or views are
	 * also being imported.
	 *
	 * Used when saving form actions and styles
	 *
	 * @since 2.0.4
	 */
	public static function save_json_post( $settings ) {
		global $wp_filter;
		$filters = $wp_filter['content_save_pre'];

		// Remove the balanceTags filter in case WordPress is trying to validate the XHTML
		remove_all_filters( 'content_save_pre' );

		$post = wp_insert_post( $settings );


		// add the content filters back for views or posts
		$wp_filter['content_save_pre'] = $filters;

		return $post;
	}

	public static function maybe_json_decode( $string ) {
        if ( is_array($string) ) {
            return $string;
        }

        $new_string = json_decode($string, true);
        if ( function_exists('json_last_error') ) {
			// php 5.3+
            if ( json_last_error() == JSON_ERROR_NONE ) {
                $string = $new_string;
            }
        } else if ( isset($new_string) ) {
			// php < 5.3 fallback
            $string = $new_string;
        }
        return $string;
    }

    /**
     * @since 1.07.10
     *
     * @param string $post_type The name of the post type that may need to be highlighted
     * echo The javascript to open and highlight the Formidable menu
     */
	public static function maybe_highlight_menu( $post_type ) {
        global $post;

        if ( isset($_REQUEST['post_type']) && $_REQUEST['post_type'] != $post_type ) {

            return;
        }

        if ( is_object($post) && $post->post_type != $post_type ) {
            return;
        }

        self::load_admin_wide_js();
        echo '<script type="text/javascript">jQuery(document).ready(function(){frmSelectSubnav();});</script>';
    }

    /**
     * Load the JS file on non-Formidable pages in the admin area
     * @since 2.0
     */
	public static function load_admin_wide_js( $load = true ) {
        $version = FrmAppHelper::plugin_version();
		wp_register_script( 'formidable_admin_global', FrmAppHelper::plugin_url() . '/js/formidable_admin_global.js', array( 'jquery' ), $version );

        wp_localize_script( 'formidable_admin_global', 'frmGlobal', array(
			'updating_msg' => __( 'Please wait while your site updates.', 'formidable' ),
            'deauthorize'  => __( 'Are you sure you want to deauthorize Formidable Forms on this site?', 'formidable' ),
			'url'          => FrmAppHelper::plugin_url(),
			'loading'      => __( 'Loading&hellip;' ),
			'nonce'        => wp_create_nonce( 'frm_ajax' ),
        ) );

		if ( $load ) {
			wp_enqueue_script( 'formidable_admin_global' );
		}
    }

	/**
	 * @since 2.0.9
	 */
	public static function load_font_style() {
		wp_enqueue_style( 'frm_fonts', self::plugin_url() . '/css/frm_fonts.css', array(), self::plugin_version() );
	}

    /**
     * @param string $location
     */
	public static function localize_script( $location ) {
		$ajax_url = admin_url( 'admin-ajax.php', is_ssl() ? 'admin' : 'http' );
		$ajax_url = apply_filters( 'frm_ajax_url', $ajax_url );

		wp_localize_script( 'formidable', 'frm_js', array(
			'ajax_url'  => $ajax_url,
			'images_url' => self::plugin_url() . '/images',
			'loading'   => __( 'Loading&hellip;' ),
			'remove'    => __( 'Remove', 'formidable' ),
			'offset'    => apply_filters( 'frm_scroll_offset', 4 ),
			'nonce'     => wp_create_nonce( 'frm_ajax' ),
			'id'        => __( 'ID', 'formidable' ),
		) );

		if ( $location == 'admin' ) {
			$frm_settings = self::get_settings();
			wp_localize_script( 'formidable_admin', 'frm_admin_js', array(
				'confirm_uninstall' => __( 'Are you sure you want to do this? Clicking OK will delete all forms, form data, and all other Formidable data. There is no Undo.', 'formidable' ),
				'desc'              => __( '(Click to add description)', 'formidable' ),
				'blank'             => __( '(Blank)', 'formidable' ),
				'no_label'          => __( '(no label)', 'formidable' ),
				'saving'            => esc_attr( __( 'Saving', 'formidable' ) ),
				'saved'             => esc_attr( __( 'Saved', 'formidable' ) ),
				'ok'                => __( 'OK' ),
				'cancel'            => __( 'Cancel', 'formidable' ),
				'default'           => __( 'Default', 'formidable' ),
				'clear_default'     => __( 'Clear default value when typing', 'formidable' ),
				'no_clear_default'  => __( 'Do not clear default value when typing', 'formidable' ),
				'valid_default'     => __( 'Default value will pass form validation', 'formidable' ),
				'no_valid_default'  => __( 'Default value will NOT pass form validation', 'formidable' ),
				'confirm'           => __( 'Are you sure?', 'formidable' ),
				'conf_delete'       => __( 'Are you sure you want to delete this field and all data associated with it?', 'formidable' ),
				'conf_delete_sec'   => __( 'WARNING: This will delete all fields inside of the section as well.', 'formidable' ),
				'conf_no_repeat'    => __( 'Warning: If you have entries with multiple rows, all but the first row will be lost.', 'formidable' ),
				'default_unique'    => $frm_settings->unique_msg,
				'default_conf'      => __( 'The entered values do not match', 'formidable' ),
				'enter_email'       => __( 'Enter Email', 'formidable' ),
				'confirm_email'     => __( 'Confirm Email', 'formidable' ),
				'enter_password'    => __( 'Enter Password', 'formidable' ),
				'confirm_password'  => __( 'Confirm Password', 'formidable' ),
				'import_complete'   => __( 'Import Complete', 'formidable' ),
				'updating'          => __( 'Please wait while your site updates.', 'formidable' ),
				'no_save_warning'   => __( 'Warning: There is no way to retrieve unsaved entries.', 'formidable' ),
				'private'           => __( 'Private' ),
				'jquery_ui_url'     => self::jquery_ui_base_url(),
				'no_licenses'       => __( 'No new licenses were found', 'formidable' ),
			) );
		}
	}

    /**
	 * echo the message on the plugins listing page
     * @since 1.07.10
     *
     * @param float $min_version The version the add-on requires
     */
	public static function min_version_notice( $min_version ) {
        $frm_version = self::plugin_version();

        // check if Formidable meets minimum requirements
        if ( version_compare($frm_version, $min_version, '>=') ) {
            return;
        }

        $wp_list_table = _get_list_table('WP_Plugins_List_Table');
		echo '<tr class="plugin-update-tr active"><th colspan="' . absint( $wp_list_table->get_column_count() ) . '" class="check-column plugin-update colspanchange"><div class="update-message">' .
        __( 'You are running an outdated version of Formidable. This plugin may not work correctly if you do not update Formidable.', 'formidable' ) .

        '</div></td></tr>';
    }

    public static function locales( $type = 'date' ) {
        $locales = array(
            'en' => __( 'English', 'formidable' ),    '' => __( 'English/Western', 'formidable' ),
            'af' => __( 'Afrikaans', 'formidable' ),  'sq' => __( 'Albanian', 'formidable' ),
            'ar' => __( 'Arabic', 'formidable' ),     'hy' => __( 'Armenian', 'formidable' ),
            'az' => __( 'Azerbaijani', 'formidable' ), 'eu' => __( 'Basque', 'formidable' ),
            'bs' => __( 'Bosnian', 'formidable' ),    'bg' => __( 'Bulgarian', 'formidable' ),
            'ca' => __( 'Catalan', 'formidable' ),    'zh-HK' => __( 'Chinese Hong Kong', 'formidable' ),
            'zh-CN' => __( 'Chinese Simplified', 'formidable' ), 'zh-TW' => __( 'Chinese Traditional', 'formidable' ),
            'hr' => __( 'Croatian', 'formidable' ),   'cs' => __( 'Czech', 'formidable' ),
            'da' => __( 'Danish', 'formidable' ),     'nl' => __( 'Dutch', 'formidable' ),
            'en-GB' => __( 'English/UK', 'formidable' ), 'eo' => __( 'Esperanto', 'formidable' ),
            'et' => __( 'Estonian', 'formidable' ),   'fo' => __( 'Faroese', 'formidable' ),
            'fa' => __( 'Farsi/Persian', 'formidable' ), 'fil' => __( 'Filipino', 'formidable' ),
            'fi' => __( 'Finnish', 'formidable' ),    'fr' => __( 'French', 'formidable' ),
            'fr-CA' => __( 'French/Canadian', 'formidable' ), 'fr-CH' => __( 'French/Swiss', 'formidable' ),
            'de' => __( 'German', 'formidable' ),     'de-AT' => __( 'German/Austria', 'formidable' ),
            'de-CH' => __( 'German/Switzerland', 'formidable' ), 'el' => __( 'Greek', 'formidable' ),
            'he' => __( 'Hebrew', 'formidable' ),     'iw' => __( 'Hebrew', 'formidable' ),
            'hi' => __( 'Hindi', 'formidable' ),      'hu' => __( 'Hungarian', 'formidable' ),
            'is' => __( 'Icelandic', 'formidable' ),  'id' => __( 'Indonesian', 'formidable' ),
            'it' => __( 'Italian', 'formidable' ),    'ja' => __( 'Japanese', 'formidable' ),
            'ko' => __( 'Korean', 'formidable' ),     'lv' => __( 'Latvian', 'formidable' ),
            'lt' => __( 'Lithuanian', 'formidable' ), 'ms' => __( 'Malaysian', 'formidable' ),
            'no' => __( 'Norwegian', 'formidable' ),  'pl' => __( 'Polish', 'formidable' ),
            'pt' => __( 'Portuguese', 'formidable' ), 'pt-BR' => __( 'Portuguese/Brazilian', 'formidable' ),
            'pt-PT' => __( 'Portuguese/Portugal', 'formidable' ), 'ro' => __( 'Romanian', 'formidable' ),
            'ru' => __( 'Russian', 'formidable' ),    'sr' => __( 'Serbian', 'formidable' ),
            'sr-SR' => __( 'Serbian', 'formidable' ), 'sk' => __( 'Slovak', 'formidable' ),
            'sl' => __( 'Slovenian', 'formidable' ),  'es' => __( 'Spanish', 'formidable' ),
            'es-419' => __( 'Spanish/Latin America', 'formidable' ), 'sv' => __( 'Swedish', 'formidable' ),
            'ta' => __( 'Tamil', 'formidable' ),      'th' => __( 'Thai', 'formidable' ),
            'tu' => __( 'Turkish', 'formidable' ),    'tr' => __( 'Turkish', 'formidable' ),
            'uk' => __( 'Ukranian', 'formidable' ),   'vi' => __( 'Vietnamese', 'formidable' ),
        );

        if ( $type == 'captcha' ) {
            // remove the languages unavailable for the captcha
            $unset = array(
                '', 'af', 'sq', 'hy', 'az', 'eu', 'bs',
                'zh-HK', 'eo', 'et', 'fo', 'fr-CH',
                'he', 'is', 'ms', 'sr-SR', 'ta', 'tu',
            );
        } else {
            // remove the languages unavailable for the datepicker
            $unset = array(
                'en', 'fil', 'fr-CA', 'de-AT', 'de-AT',
                'de-CH', 'iw', 'hi', 'pt', 'pt-PT',
                'es-419', 'tr',
            );
        }

        $locales = array_diff_key($locales, array_flip($unset));
        $locales = apply_filters('frm_locales', $locales);

        return $locales;
    }
}

Strategy11 / formidable-forms

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FrmAppHelper::get_query_var() A

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