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Fix mangled output from Zotero.Utilities.getAsyncInputStream()

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Proper fix (as opposed to 5236d01791) for
https://forums.zotero.org/discussion/64022/5-0-beta-generate-report-is-often-garbled
This commit is contained in:
Dan Stillman 2017-01-30 13:33:23 -05:00
parent 10111dbd98
commit b073c3e680
2 changed files with 11 additions and 25 deletions
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20
chrome/content/zotero/xpcom/utilities_internal.js
View file

@ -658,16 +658,18 @@ Zotero.Utilities.Internal = {
var g = gen.next ? gen : gen();
var seq = 0;
const PR_UINT32_MAX = Math.pow(2, 32) - 1;
var pipe = Cc["@mozilla.org/pipe;1"].createInstance(Ci.nsIPipe);
pipe.init(true, true, 0, 0, null);
pipe.init(true, true, 0, PR_UINT32_MAX, null);
var os = Components.classes["@mozilla.org/intl/converter-output-stream;1"]
.createInstance(Components.interfaces.nsIConverterOutputStream);
os.init(pipe.outputStream, 'utf-8', 0, 0x0000);
pipe.outputStream.asyncWait({
onOutputStreamReady: function (aos) {
Zotero.debug("Output stream is ready");
//Zotero.debug("Output stream is ready");
let currentSeq = seq++;
@ -710,6 +712,12 @@ Zotero.Utilities.Internal = {
}
}
if (error) {
Zotero.debug("Closing input stream");
aos.close();
throw error;
}
if (typeof data != 'string') {
throw new Error("Yielded value is not a string or promise in " + funcName
+ " ('" + data + "')");
@ -733,14 +741,6 @@ Zotero.Utilities.Internal = {
Zotero.debug("Writing " + data.length + " characters");
os.writeString(data);
if (error) {
Zotero.debug("Closing input stream");
aos.close();
throw error;
}
Zotero.debug("Waiting to write more");
// Wait until stream is ready for more
aos.asyncWait(this, 0, 0, null);
}, this)

16
components/zotero-protocol-handler.js
View file

@ -444,26 +444,12 @@ function ZoteroProtocolHandler() {
default:
this.contentType = 'text/html';
// DEBUG: Results in mangled reports
//
// https://forums.zotero.org/discussion/64022/5-0-beta-generate-report-is-often-garbled
/*return Zotero.Utilities.Internal.getAsyncInputStream(
Zotero.Report.HTML.listGenerator(items, combineChildItems),
function () {
return '<span style="color: red; font-weight: bold">Error generating report</span>';
}
);*/
Components.utils.import("resource://gre/modules/NetUtil.jsm");
var is = Zotero.Utilities.Internal.getAsyncInputStream(
return Zotero.Utilities.Internal.getAsyncInputStream(
Zotero.Report.HTML.listGenerator(items, combineChildItems),
function () {
return '<span style="color: red; font-weight: bold">Error generating report</span>';
}
);
var str = NetUtil.readInputStreamToString(is, is.available(), { charset: "UTF-8" });
return Zotero.Promise.resolve(str);
}
});
}