mirrors/pdf.js
1
0
Fork 0
mirror of https://github.com/mozilla/pdf.js.git synced 2025-04-23 08:38:06 +02:00
Code Activity

Initialize the networkStream synchronously in getDocument

Browse source 
This is fairly old code, and at some point the need for this to be asynchronous disappeared.
This commit is contained in:
Jonas Jenwald 2024-05-14 17:04:25 +02:00
parent cbb8748a22
commit 6b171540b7
1 changed files with 59 additions and 67 deletions
Download patch file Download diff file Expand all files Collapse all files

126
src/display/api.js
View file

@ -407,77 +407,69 @@ function getDocument(src) {
docParams,
data ? [data.buffer] : null
);
const networkStreamPromise = new Promise(resolve => {
let networkStream;
if (rangeTransport) {
networkStream = new PDFDataTransportStream(rangeTransport, {
disableRange,
disableStream,
});
} else if (!data) {
if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("MOZCENTRAL")) {
throw new Error("Not implemented: createPDFNetworkStream");
}
const createPDFNetworkStream = params => {
if (
typeof PDFJSDev !== "undefined" &&
PDFJSDev.test("GENERIC") &&
isNodeJS
) {
const isFetchSupported = function () {
return (
typeof fetch !== "undefined" &&
typeof Response !== "undefined" &&
"body" in Response.prototype
);
};
return isFetchSupported() && isValidFetchUrl(params.url)
? new PDFFetchStream(params)
: new PDFNodeStream(params);
}
return isValidFetchUrl(params.url)
let networkStream;
if (rangeTransport) {
networkStream = new PDFDataTransportStream(rangeTransport, {
disableRange,
disableStream,
});
} else if (!data) {
if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("MOZCENTRAL")) {
throw new Error("Not implemented: createPDFNetworkStream");
}
const createPDFNetworkStream = params => {
if (
typeof PDFJSDev !== "undefined" &&
PDFJSDev.test("GENERIC") &&
isNodeJS
) {
const isFetchSupported = function () {
return (
typeof fetch !== "undefined" &&
typeof Response !== "undefined" &&
"body" in Response.prototype
);
};
return isFetchSupported() && isValidFetchUrl(params.url)
? new PDFFetchStream(params)
: new PDFNetworkStream(params);
};
: new PDFNodeStream(params);
}
return isValidFetchUrl(params.url)
? new PDFFetchStream(params)
: new PDFNetworkStream(params);
};
networkStream = createPDFNetworkStream({
url,
length,
httpHeaders,
withCredentials,
rangeChunkSize,
disableRange,
disableStream,
});
networkStream = createPDFNetworkStream({
url,
length,
httpHeaders,
withCredentials,
rangeChunkSize,
disableRange,
disableStream,
});
}
return workerIdPromise.then(workerId => {
if (task.destroyed) {
throw new Error("Loading aborted");
}
resolve(networkStream);
if (worker.destroyed) {
throw new Error("Worker was destroyed");
}
const messageHandler = new MessageHandler(docId, workerId, worker.port);
const transport = new WorkerTransport(
messageHandler,
task,
networkStream,
transportParams,
transportFactory
);
task._transport = transport;
messageHandler.send("Ready", null);
});
return Promise.all([workerIdPromise, networkStreamPromise]).then(
function ([workerId, networkStream]) {
if (task.destroyed) {
throw new Error("Loading aborted");
}
if (worker.destroyed) {
throw new Error("Worker was destroyed");
}
const messageHandler = new MessageHandler(
docId,
workerId,
worker.port
);
const transport = new WorkerTransport(
messageHandler,
task,
networkStream,
transportParams,
transportFactory
);
task._transport = transport;
messageHandler.send("Ready", null);
}
);
})
.catch(task._capability.reject);