107 lines
3.5 KiB
CoffeeScript
107 lines
3.5 KiB
CoffeeScript
CrossOrigin = do ->
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<% if (type === 'crx') { %>
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eventPageRequest = do ->
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callbacks = []
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chrome.runtime.onMessage.addListener (data) ->
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callbacks[data.id] data
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delete callbacks[data.id]
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(url, responseType, cb) ->
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chrome.runtime.sendMessage {url, responseType}, (id) ->
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callbacks[id] = cb
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<% } %>
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binary: (url, cb, headers={}) ->
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<% if (type === 'crx') { %>
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if /^https:\/\//.test(url) or location.protocol is 'http:'
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xhr = new XMLHttpRequest()
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xhr.open 'GET', url, true
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xhr.setRequestHeader key, value for key, value of headers
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xhr.responseType = 'arraybuffer'
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xhr.onload = ->
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return cb null unless @readyState is @DONE and @status in [200, 206]
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contentType = @getResponseHeader 'Content-Type'
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contentDisposition = @getResponseHeader 'Content-Disposition'
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cb new Uint8Array(@response), contentType, contentDisposition
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xhr.onerror = xhr.onabort = ->
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cb null
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xhr.send()
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else
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eventPageRequest url, 'arraybuffer', ({response, contentType, contentDisposition, error}) ->
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return cb null if error
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cb new Uint8Array(response), contentType, contentDisposition
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<% } %>
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<% if (type === 'userscript') { %>
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GM_xmlhttpRequest
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method: "GET"
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url: url
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headers: headers
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overrideMimeType: "text/plain; charset=x-user-defined"
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onload: (xhr) ->
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r = xhr.responseText
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data = new Uint8Array r.length
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i = 0
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while i < r.length
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data[i] = r.charCodeAt i
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i++
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contentType = xhr.responseHeaders.match(/Content-Type:\s*(.*)/i)?[1]
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contentDisposition = xhr.responseHeaders.match(/Content-Disposition:\s*(.*)/i)?[1]
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cb data, contentType, contentDisposition
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onerror: ->
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cb null
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onabort: ->
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cb null
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<% } %>
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file: (url, cb) ->
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CrossOrigin.binary url, (data, contentType, contentDisposition) ->
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return cb null unless data?
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name = url.match(/([^\/]+)\/*$/)?[1]
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mime = contentType?.match(/[^;]*/)[0] or 'application/octet-stream'
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match =
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contentDisposition?.match(/\bfilename\s*=\s*"((\\"|[^"])+)"/i)?[1] or
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contentType?.match(/\bname\s*=\s*"((\\"|[^"])+)"/i)?[1]
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if match
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name = match.replace /\\"/g, '"'
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blob = new Blob([data], {type: mime})
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blob.name = name
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cb blob
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json: do ->
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callbacks = {}
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responses = {}
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(url, cb) ->
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<% if (type === 'crx') { %>
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if /^https:\/\//.test(url) or location.protocol is 'http:'
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return $.cache url, (-> cb @response), responseType: 'json'
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<% } %>
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if responses[url]
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cb responses[url]
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return
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if callbacks[url]
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callbacks[url].push cb
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return
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callbacks[url] = [cb]
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<% if (type === 'userscript') { %>
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GM_xmlhttpRequest
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method: "GET"
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url: url+''
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onload: (xhr) ->
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response = JSON.parse xhr.responseText
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cb response for cb in callbacks[url]
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delete callbacks[url]
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responses[url] = response
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onerror: ->
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delete callbacks[url]
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onabort: ->
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delete callbacks[url]
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<% } %>
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<% if (type === 'crx') { %>
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eventPageRequest url, 'json', ({response, error}) ->
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if error
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delete callbacks[url]
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else
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cb response for cb in callbacks[url]
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delete callbacks[url]
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responses[url] = response
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<% } %>
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