coop-cloud-chaos-patchs/calibre-web
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Fix for #812

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This commit is contained in:
Ozzieisaacs
2019-03-05 21:28:55 +01:00
parent 466af21548
commit 6f0b3bbda0
4 changed files with 67 additions and 32 deletions
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11
cps/static/js/unzip.js
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@ -113,6 +113,7 @@ ZipLocalFile.prototype.unzip = function() {
info("ZIP v" + this.version + ", store only: " + this.filename + " (" + this.compressedSize + " bytes)");
currentBytesUnarchivedInFile = this.compressedSize;
currentBytesUnarchived += this.compressedSize;
this.fileData = zeroCompression(this.fileData, this.uncompressedSize);
}
// version == 20, compression method == 8 (DEFLATE)
else if (this.compressionMethod == 8) {
@ -493,6 +494,16 @@ function inflateBlockData(bstream, hcLiteralTable, hcDistanceTable, buffer) {
return blockSize;
}
function zeroCompression(compressedData, numDecompressedBytes) {
var bstream = new bitjs.io.BitStream(compressedData.buffer,
false /* rtl */,
compressedData.byteOffset,
compressedData.byteLength);
var buffer = new bitjs.io.ByteBuffer(numDecompressedBytes);
buffer.insertBytes(bstream.readBytes(numDecompressedBytes));
return buffer.data;
}
// {Uint8Array} compressedData A Uint8Array of the compressed file data.
// compression method 8
// deflate: http://tools.ietf.org/html/rfc1951