Merge pull request #22535 from nextcloud/fix/zipstreamer_external_storage
Only disable zip64 if the size is known
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2b192e7061
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@ -76,8 +76,12 @@ class Streamer {
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* would still be possible to create an invalid zip32 file (for example,
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* a zip file from files smaller than 4GB with a central directory
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* larger than 4GiB), but it should not happen in the real world.
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*
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* We also have to check for a size above 0. As negative sizes could be
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* from not fully scanned external storages. And then things fall apart
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* if somebody tries to package to much.
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*/
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if ($size < 4 * 1000 * 1000 * 1000 && $numberOfFiles < 65536) {
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if ($size > 0 && $size < 4 * 1000 * 1000 * 1000 && $numberOfFiles < 65536) {
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$this->streamerInstance = new ZipStreamer(['zip64' => false]);
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} elseif ($request->isUserAgent($this->preferTarFor)) {
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$this->streamerInstance = new TarStreamer();
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