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class Cookie |
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constructor: (opts) -> |
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c = @ |
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def = |
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path: '/' |
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domain: '' |
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expires: do -> |
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d = new Date().setFullYear(2020) |
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d = new Date(d).toGMTString() |
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d |
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secure: '' |
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c.opts = $.extend def, opts |
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c.getCache() |
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return |
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getCache: -> |
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c = @ |
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c.cache = {} |
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c.cacheStr = document.cookie |
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cookiesArr = c.cacheStr.split('; ') |
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dec = decodeURIComponent |
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for cookie in cookiesArr |
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separatorIdx = cookie.indexOf('=') |
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key = dec(cookie.substr(0, separatorIdx)) |
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val = dec(cookie.substr(separatorIdx + 1)) |
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c.cache[key] = val if c.cache[key] is `undefined` |
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return |
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get: (key) -> |
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c = @ |
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c.getCache() if document.cookie isnt c.cacheStr |
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c.cache[key] |
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set: (key, val, opts) -> |
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c = @ |
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enc = encodeURIComponent |
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opts = |
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path: opts and opts.path or c.opts.path |
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domain: opts and opts.domain or c.opts.domain |
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expires: opts and opts.expires or c.opts.expires |
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secure: if opts and opts.secure isnt `undefined` then opts.secure else c.opts.secure |
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opts.expires = -1 if val is `undefined` |
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switch typeof opts.expires |
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# If a number is passed in, make it work like 'max-age' |
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when "number" |
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opts.expires = new Date(new Date().getTime() + opts.expires * 1000) |
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# Allow multiple string formats for dates |
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when "string" |
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opts.expires = new Date(opts.expires) |
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# Escape only the characters that should be escaped as defined by RFC6265 |
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cookieStr = enc(key) + "=" + (val + "").replace(/[^!#-+\--:<-\[\]-~]/g, enc) |
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cookieStr += if opts.path then ";path=" + opts.path else "" |
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cookieStr += if opts.domain then ";domain=" + opts.domain else "" |
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cookieStr += if opts.expires then ";expires=" + opts.expires.toGMTString() else "" |
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cookieStr += if opts.secure then ";secure" else "" |
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document.cookie = cookieStr |
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return |
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remove: (key) -> |
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@set key, `undefined` |
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window.Cookie = Cookie |
