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Merge pull request #142 from sss/handle-malformed-uri-sequence-in-getFileNameFromURL

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Use hex-encoded MD5 of fileBaseName if it is in malformed URI sequence.
This commit is contained in:
Simon Kornblith 2012-07-05 16:49:21 -07:00
commit 325c78d1d2
1 changed files with 17 additions and 1 deletions
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18
chrome/content/zotero/xpcom/attachments.js
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@ -1164,8 +1164,24 @@ Zotero.Attachments = new function(){
nsIURL.fileBaseName = nsIURL.fileBaseName + '.' + tld; nsIURL.fileBaseName = nsIURL.fileBaseName + '.' + tld;
} }
// Unencode fileBaseName
var decodedFileBaseName;
try {
decodedFileBaseName = decodeURIComponent(nsIURL.fileBaseName);
}
catch (e) {
if (e.name == 'URIError') {
// If we got a 'malformed URI sequence' while decoding,
// try MD5 (in hex string) of fileBaseName.
decodedFileBaseName = Zotero.Utilities.Internal.md5(nsIURL.fileBaseName, false);
}
else {
throw e;
}
}
// Pass unencoded name to getValidFileName() so that '%20' isn't stripped to '20' // Pass unencoded name to getValidFileName() so that '%20' isn't stripped to '20'
nsIURL.fileBaseName = Zotero.File.getValidFileName(decodeURIComponent(nsIURL.fileBaseName)); nsIURL.fileBaseName = Zotero.File.getValidFileName(decodedFileBaseName);
return decodeURIComponent(nsIURL.fileName); return decodeURIComponent(nsIURL.fileName);
} }