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Update mimeTypeHandler for asynchronous getTranslators

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This commit is contained in:
Simon Kornblith 2013-08-17 00:32:50 -04:00
parent f58a5ed298
commit b16bfc80e1
1 changed files with 35 additions and 36 deletions
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71
chrome/content/zotero/xpcom/mimeTypeHandler.js
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@ -145,15 +145,16 @@ Zotero.MIMETypeHandler = new function () {
translation.setString(string); translation.setString(string);
// attempt to retrieve translators // attempt to retrieve translators
var translators = translation.getTranslators(); return translation.getTranslators().then(function(translators) {
if(!translators.length) { if(!translators.length) {
// we lied. we can't really translate this file. // we lied. we can't really translate this file.
throw "No translator found for handled RIS, Refer or ISI file" throw "No translator found for handled RIS, Refer or ISI file"
} }
// translate using first available // translate using first available
translation.setTranslator(translators[0]); translation.setTranslator(translators[0]);
frontWindow.Zotero_Browser.performTranslation(translation); frontWindow.Zotero_Browser.performTranslation(translation);
});
} }
/** /**
@ -268,7 +269,7 @@ Zotero.MIMETypeHandler = new function () {
if (!this._storageStream) { if (!this._storageStream) {
this._storageStream = Components.classes["@mozilla.org/storagestream;1"]. this._storageStream = Components.classes["@mozilla.org/storagestream;1"].
createInstance(Components.interfaces.nsIStorageStream); createInstance(Components.interfaces.nsIStorageStream);
this._storageStream.init(4096, 4294967295, null); // PR_UINT32_MAX this._storageStream.init(16384, 4294967295, null); // PR_UINT32_MAX
this._outputStream = this._storageStream.getOutputStream(0); this._outputStream = this._storageStream.getOutputStream(0);
this._binaryInputStream = Components.classes["@mozilla.org/binaryinputstream;1"]. this._binaryInputStream = Components.classes["@mozilla.org/binaryinputstream;1"].
@ -291,38 +292,36 @@ Zotero.MIMETypeHandler = new function () {
const replacementChar = Components.interfaces.nsIConverterInputStream.DEFAULT_REPLACEMENT_CHARACTER; const replacementChar = Components.interfaces.nsIConverterInputStream.DEFAULT_REPLACEMENT_CHARACTER;
var convStream = Components.classes["@mozilla.org/intl/converter-input-stream;1"] var convStream = Components.classes["@mozilla.org/intl/converter-input-stream;1"]
.createInstance(Components.interfaces.nsIConverterInputStream); .createInstance(Components.interfaces.nsIConverterInputStream);
convStream.init(inputStream, charset, 1024, replacementChar); convStream.init(inputStream, charset, 16384, replacementChar);
var readString = ""; var readString = "";
var str = {}; var str = {};
while (convStream.readString(4096, str) != 0) { while (convStream.readString(16384, str) != 0) {
readString += str.value; readString += str.value;
} }
convStream.close(); convStream.close();
inputStream.close(); inputStream.close();
try { var me = this;
_typeHandlers[this._contentType](readString, (this._request.name ? this._request.name : null), Q(_typeHandlers[this._contentType](readString, (this._request.name ? this._request.name : null),
this._contentType, channel); this._contentType, channel)).fail(function(e) {
} catch(e) { // if there was an error, handle using nsIExternalHelperAppService
// if there was an error, handle using nsIExternalHelperAppService var externalHelperAppService = Components.classes["@mozilla.org/uriloader/external-helper-app-service;1"].
var externalHelperAppService = Components.classes["@mozilla.org/uriloader/external-helper-app-service;1"]. getService(Components.interfaces.nsIExternalHelperAppService);
getService(Components.interfaces.nsIExternalHelperAppService); var frontWindow = Components.classes["@mozilla.org/embedcomp/window-watcher;1"].
var frontWindow = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]. getService(Components.interfaces.nsIWindowWatcher).activeWindow;
getService(Components.interfaces.nsIWindowWatcher).activeWindow;
var inputStream = me._storageStream.newInputStream(0);
var inputStream = this._storageStream.newInputStream(0); var streamListener = externalHelperAppService.doContent(me._contentType, me._request, frontWindow, null);
var streamListener = externalHelperAppService.doContent(this._contentType, this._request, frontWindow, null); if (streamListener) {
if (streamListener) { streamListener.onStartRequest(channel, context);
streamListener.onStartRequest(channel, context); streamListener.onDataAvailable(me._request, context, inputStream, 0, me._storageStream.length);
streamListener.onDataAvailable(this._request, context, inputStream, 0, this._storageStream.length); streamListener.onStopRequest(channel, context, status);
streamListener.onStopRequest(channel, context, status); }
}
this._storageStream.close(); // then throw our error
throw e;
// then throw our error }).fin(function() {
throw e; me._storageStream.close();
} }).done();
this._storageStream.close();
} }
} }