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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /netwerk/base/nsURLHelperWin.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'netwerk/base/nsURLHelperWin.cpp')
-rw-r--r--netwerk/base/nsURLHelperWin.cpp117
1 files changed, 117 insertions, 0 deletions
diff --git a/netwerk/base/nsURLHelperWin.cpp b/netwerk/base/nsURLHelperWin.cpp
new file mode 100644
index 000000000..4ec46db4e
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+++ b/netwerk/base/nsURLHelperWin.cpp
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim:set ts=4 sw=4 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/. */
+
+/* Windows-specific local file uri parsing */
+#include "nsURLHelper.h"
+#include "nsEscape.h"
+#include "nsIFile.h"
+#include <windows.h>
+
+nsresult
+net_GetURLSpecFromActualFile(nsIFile *aFile, nsACString &result)
+{
+ nsresult rv;
+ nsAutoString path;
+
+ // construct URL spec from file path
+ rv = aFile->GetPath(path);
+ if (NS_FAILED(rv)) return rv;
+
+ // Replace \ with / to convert to an url
+ path.ReplaceChar(char16_t(0x5Cu), char16_t(0x2Fu));
+
+ nsAutoCString escPath;
+
+ // Windows Desktop paths begin with a drive letter, so need an 'extra'
+ // slash at the begining
+ // C:\Windows => file:///C:/Windows
+ NS_NAMED_LITERAL_CSTRING(prefix, "file:///");
+
+ // Escape the path with the directory mask
+ NS_ConvertUTF16toUTF8 ePath(path);
+ 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)
+{
+ nsresult rv;
+
+ if (aURL.Length() > (uint32_t) net_GetURLMaxLength()) {
+ return NS_ERROR_MALFORMED_URI;
+ }
+
+ nsCOMPtr<nsIFile> localFile(
+ do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv));
+ if (NS_FAILED(rv)) {
+ NS_ERROR("Only nsIFile supported right now");
+ return rv;
+ }
+
+ localFile->SetFollowLinks(true);
+
+ const nsACString *specPtr;
+
+ nsAutoCString buf;
+ if (net_NormalizeFileURL(aURL, buf))
+ specPtr = &buf;
+ else
+ specPtr = &aURL;
+
+ nsAutoCString directory, fileBaseName, fileExtension;
+
+ rv = net_ParseFileURL(*specPtr, directory, fileBaseName, fileExtension);
+ if (NS_FAILED(rv)) return rv;
+
+ nsAutoCString path;
+
+ if (!directory.IsEmpty()) {
+ NS_EscapeURL(directory, esc_Directory|esc_AlwaysCopy, path);
+ if (path.Length() > 2 && path.CharAt(2) == '|')
+ path.SetCharAt(':', 2);
+ path.ReplaceChar('/', '\\');
+ }
+ if (!fileBaseName.IsEmpty())
+ NS_EscapeURL(fileBaseName, esc_FileBaseName|esc_AlwaysCopy, path);
+ if (!fileExtension.IsEmpty()) {
+ path += '.';
+ NS_EscapeURL(fileExtension, esc_FileExtension|esc_AlwaysCopy, path);
+ }
+
+ NS_UnescapeURL(path);
+ if (path.Length() != strlen(path.get()))
+ return NS_ERROR_FILE_INVALID_PATH;
+
+ // remove leading '\'
+ if (path.CharAt(0) == '\\')
+ path.Cut(0, 1);
+
+ if (IsUTF8(path))
+ 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;
+}