Yahoo! UI Library

cookie  2.9.0

Yahoo! UI Library > cookie > YAHOO.util.Cookie
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static Class YAHOO.util.Cookie

Cookie utility.

Methods

_createCookieHashString

private static String _createCookieHashString ( hash )
Formats a cookie value for an object containing multiple values.
Parameters:
hash <Object> An object of key-value pairs to create a string for.
Returns: String
A string suitable for use as a cookie value.

_createCookieString

private static String _createCookieString ( name , value , encodeValue , options )
Creates a cookie string that can be assigned into document.cookie.
Parameters:
name <String> The name of the cookie.
value <String> The value of the cookie.
encodeValue <Boolean> True to encode the value, false to leave as-is.
options <Object> (Optional) Options for the cookie.
Returns: String
The formatted cookie string.

_parseCookieHash

private static Object _parseCookieHash ( text )
Parses a cookie hash string into an object.
Parameters:
text <String> The cookie hash string to parse. The string should already be URL-decoded.
Returns: Object
An object containing entries for each cookie value.

_parseCookieString

private static Object _parseCookieString ( text , decode )
Parses a cookie string into an object representing all accessible cookies.
Parameters:
text <String> The cookie string to parse.
decode <Boolean> (Optional) Indicates if the cookie values should be decoded or not. Default is true.
Returns: Object
An object containing entries for each accessible cookie.

exists

static Boolean exists ( name )
Determines if the cookie with the given name exists. This is useful for Boolean cookies (those that do not follow the name=value convention).
Parameters:
name <String> The name of the cookie to check.
Returns: Boolean
True if the cookie exists, false if not.

get

static Variant get ( name , options )
Returns the cookie value for the given name.
Parameters:
name <String> The name of the cookie to retrieve.
options <Object|Function> (Optional) An object containing one or more cookie options: raw (true/false) and converter (a function). The converter function is run on the value before returning it. The function is not used if the cookie doesn't exist. The function can be passed instead of the options object for backwards compatibility.
Returns: Variant
If no converter is specified, returns a string or null if the cookie doesn't exist. If the converter is specified, returns the value returned from the converter or null if the cookie doesn't exist.

getSub

static Variant getSub ( name , subName , converter )
Returns the value of a subcookie.
Parameters:
name <String> The name of the cookie to retrieve.
subName <String> The name of the subcookie to retrieve.
converter <Function> (Optional) A function to run on the value before returning it. The function is not used if the cookie doesn't exist.
Returns: Variant
If the cookie doesn't exist, null is returned. If the subcookie doesn't exist, null if also returned. If no converter is specified and the subcookie exists, a string is returned. If a converter is specified and the subcookie exists, the value returned from the converter is returned.

getSubs

static Object getSubs ( name )
Returns an object containing name-value pairs stored in the cookie with the given name.
Parameters:
name <String> The name of the cookie to retrieve.
Returns: Object
An object of name-value pairs if the cookie with the given name exists, null if it does not.

remove

static String remove ( name , options )
Removes a cookie from the machine by setting its expiration date to sometime in the past.
Parameters:
name <String> The name of the cookie to remove.
options <Object> (Optional) An object containing one or more cookie options: path (a string), domain (a string), and secure (true/false). The expires option will be overwritten by the method.
Returns: String
The created cookie string.

removeSub

static String removeSub ( name , subName , options )
Removes a subcookie with a given name. Removing the last subcookie won't remove the entire cookie unless options.removeIfEmpty is true.
Parameters:
name <String> The name of the cookie in which the subcookie exists.
subName <String> The name of the subcookie to remove.
options <Object> (Optional) An object containing one or more cookie options: path (a string), domain (a string), expires (a Date object), removeIfEmpty (true/false), and secure (true/false). This must be the same settings as the original subcookie.
Returns: String
The created cookie string.

set

static String set ( name , value , options )
Sets a cookie with a given name and value.
Parameters:
name <String> The name of the cookie to set.
value <Variant> The value to set for the cookie.
options <Object> (Optional) An object containing one or more cookie options: path (a string), domain (a string), expires (a Date object), raw (true/false), and secure (true/false).
Returns: String
The created cookie string.

setSub

static String setSub ( name , subName , value , options )
Sets a sub cookie with a given name to a particular value.
Parameters:
name <String> The name of the cookie to set.
subName <String> The name of the subcookie to set.
value <Variant> The value to set.
options <Object> (Optional) An object containing one or more cookie options: path (a string), domain (a string), expires (a Date object), and secure (true/false).
Returns: String
The created cookie string.

setSubs

static String setSubs ( name , value , options )
Sets a cookie with a given name to contain a hash of name-value pairs.
Parameters:
name <String> The name of the cookie to set.
value <Object> An object containing name-value pairs.
options <Object> (Optional) An object containing one or more cookie options: path (a string), domain (a string), expires (a Date object), and secure (true/false).
Returns: String
The created cookie string.


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