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/* eslint-env mozilla/chrome-script */
const { NetUtil } = ChromeUtils.importESModule(
);
// eslint-disable-next-line mozilla/reject-importGlobalProperties
Cu.importGlobalProperties(["TextDecoder"]);
var openingObserver = {
observe(subject, topic, data) {
// subject should be an nsURI
if (subject.QueryInterface == undefined) {
return;
}
var message = { report: "", error: false };
if (topic == "http-on-opening-request") {
var asciiSpec = subject.QueryInterface(Ci.nsIHttpChannel).URI.asciiSpec;
if (asciiSpec !== reportURI) {
return;
}
var reportText = false;
try {
// Verify that the report was properly formatted.
// We'll parse the report text as JSON and verify that the properties
// have expected values.
var reportText = "{}";
var uploadStream = subject.QueryInterface(
Ci.nsIUploadChannel
).uploadStream;
if (uploadStream) {
// get the bytes from the request body
var binstream = Cc["@mozilla.org/binaryinputstream;1"].createInstance(
Ci.nsIBinaryInputStream
);
binstream.setInputStream(uploadStream);
let bytes = NetUtil.readInputStream(binstream);
// rewind stream as we are supposed to - there will be an assertion later if we don't.
uploadStream
.QueryInterface(Ci.nsISeekableStream)
.seek(Ci.nsISeekableStream.NS_SEEK_SET, 0);
let textDecoder = new TextDecoder();
reportText = textDecoder.decode(bytes);
}
message.report = reportText;
} catch (e) {
message.error = e.toString();
}
sendAsyncMessage("opening-request-completed", message);
}
},
};
Services.obs.addObserver(openingObserver, "http-on-opening-request");
addMessageListener("finish", function () {
Services.obs.removeObserver(openingObserver, "http-on-opening-request");
});