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-rw-r--r--netwerk/base/nsURLHelperUnix.cpp109
1 files changed, 109 insertions, 0 deletions
diff --git a/netwerk/base/nsURLHelperUnix.cpp b/netwerk/base/nsURLHelperUnix.cpp
new file mode 100644
index 0000000000..abb8b0cfeb
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+++ b/netwerk/base/nsURLHelperUnix.cpp
@@ -0,0 +1,109 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=4 sw=2 et cindent: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Unix-specific local file uri parsing */
+#include "nsURLHelper.h"
+#include "nsEscape.h"
+#include "nsIFile.h"
+#include "nsNativeCharsetUtils.h"
+#include "mozilla/Utf8.h"
+
+using mozilla::IsUtf8;
+
+nsresult net_GetURLSpecFromActualFile(nsIFile* aFile, nsACString& result) {
+ nsresult rv;
+ nsAutoCString nativePath, ePath;
+ nsAutoString path;
+
+ rv = aFile->GetNativePath(nativePath);
+ if (NS_FAILED(rv)) return rv;
+
+ // Convert to unicode and back to check correct conversion to native charset
+ NS_CopyNativeToUnicode(nativePath, path);
+ NS_CopyUnicodeToNative(path, ePath);
+
+ // Use UTF8 version if conversion was successful
+ if (nativePath == ePath) {
+ CopyUTF16toUTF8(path, ePath);
+ } else {
+ ePath = nativePath;
+ }
+
+ nsAutoCString escPath;
+ constexpr auto prefix = "file://"_ns;
+
+ // Escape the path with the directory mask
+ if (NS_EscapeURL(ePath.get(), -1, esc_Directory + esc_Forced, escPath)) {
+ escPath.Insert(prefix, 0);
+ } else {
+ escPath.Assign(prefix + ePath);
+ }
+
+ // esc_Directory does not escape the semicolons, so if a filename
+ // contains semicolons we need to manually escape them.
+ // This replacement should be removed in bug #473280
+ escPath.ReplaceSubstring(";", "%3b");
+ result = escPath;
+ return NS_OK;
+}
+
+nsresult net_GetFileFromURLSpec(const nsACString& aURL, nsIFile** result) {
+ // NOTE: See also the implementation in nsURLHelperOSX.cpp,
+ // which is based on this.
+
+ nsresult rv;
+
+ nsCOMPtr<nsIFile> localFile;
+ rv = NS_NewNativeLocalFile(""_ns, true, getter_AddRefs(localFile));
+ if (NS_FAILED(rv)) return rv;
+
+ nsAutoCString directory, fileBaseName, fileExtension, path;
+
+ rv = net_ParseFileURL(aURL, directory, fileBaseName, fileExtension);
+ if (NS_FAILED(rv)) return rv;
+
+ if (!directory.IsEmpty()) {
+ rv = NS_EscapeURL(directory, esc_Directory | esc_AlwaysCopy, path,
+ mozilla::fallible);
+ if (NS_FAILED(rv)) return rv;
+ }
+ if (!fileBaseName.IsEmpty()) {
+ rv = NS_EscapeURL(fileBaseName, esc_FileBaseName | esc_AlwaysCopy, path,
+ mozilla::fallible);
+ if (NS_FAILED(rv)) return rv;
+ }
+ if (!fileExtension.IsEmpty()) {
+ path += '.';
+ rv = NS_EscapeURL(fileExtension, esc_FileExtension | esc_AlwaysCopy, path,
+ mozilla::fallible);
+ if (NS_FAILED(rv)) return rv;
+ }
+
+ NS_UnescapeURL(path);
+ if (path.Length() != strlen(path.get())) return NS_ERROR_FILE_INVALID_PATH;
+
+ if (IsUtf8(path)) {
+ // speed up the start-up where UTF-8 is the native charset
+ // (e.g. on recent Linux distributions)
+ if (NS_IsNativeUTF8()) {
+ rv = localFile->InitWithNativePath(path);
+ } else {
+ rv = localFile->InitWithPath(NS_ConvertUTF8toUTF16(path));
+ }
+ // XXX In rare cases, a valid UTF-8 string can be valid as a native
+ // encoding (e.g. 0xC5 0x83 is valid both as UTF-8 and Windows-125x).
+ // However, the chance is very low that a meaningful word in a legacy
+ // encoding is valid as UTF-8.
+ } else {
+ // if path is not in UTF-8, assume it is encoded in the native charset
+ rv = localFile->InitWithNativePath(path);
+ }
+
+ if (NS_FAILED(rv)) return rv;
+
+ localFile.forget(result);
+ return NS_OK;
+}