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Always use both responseType: arraybuffer and overrideMimeType fallback, and convert when response isn't an ArrayBuffer.

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This commit is contained in:
ccd0 2019-04-11 08:10:52 -07:00
parent 8a04d6b249
commit 03167b32e7
1 changed files with 8 additions and 15 deletions
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23
src/platform/CrossOrigin.coffee
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@ -19,34 +19,27 @@ CrossOrigin =
cb response, responseHeaderString
<% } %>
<% if (type === 'userscript') { %>
# Use workaround for binary data in Greasemonkey versions < 3.2, in Pale Moon for all GM versions, and in JS Blocker (Safari).
workaround = $.engine is 'gecko' and GM_info? and /^[0-2]\.|^3\.[01](?!\d)/.test(GM_info.version)
workaround or= /PaleMoon\//.test(navigator.userAgent)
workaround or= GM_info?.script?.includeJSB?
options =
(GM?.xmlHttpRequest or GM_xmlhttpRequest)
method: "GET"
url: url
headers: headers
responseType: 'arraybuffer'
overrideMimeType: 'text/plain; charset=x-user-defined'
onload: (xhr) ->
if workaround
if xhr.response instanceof ArrayBuffer
data = new Uint8Array xhr.response
else
r = xhr.responseText
data = new Uint8Array r.length
i = 0
while i < r.length
data[i] = r.charCodeAt i
i++
else
data = new Uint8Array xhr.response
cb data, xhr.responseHeaders
onerror: ->
cb null
onabort: ->
cb null
if workaround
options.overrideMimeType = 'text/plain; charset=x-user-defined'
else
options.responseType = 'arraybuffer'
(GM?.xmlHttpRequest or GM_xmlhttpRequest) options
<% } %>
file: (url, cb) ->
@ -61,8 +54,8 @@ CrossOrigin =
contentType?.match(/\bname\s*=\s*"((\\"|[^"])+)"/i)?[1]
if match
name = match.replace /\\"/g, '"'
if GM_info?.script?.includeJSB?
# Content type comes back as 'text/plain; charset=x-user-defined'; guess from filename instead.
if /^text\/plain;\s*charset=x-user-defined$/i.test(mime)
# In JS Blocker (Safari) content type comes back as 'text/plain; charset=x-user-defined'; guess from filename instead.
mime = QR.typeFromExtension[name.match(/[^.]*$/)[0].toLowerCase()] or 'application/octet-stream'
blob = new Blob([data], {type: mime})
blob.name = name