mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:set ts=4 sw=4 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* Windows-specific local file uri parsing */
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#include "nsURLHelper.h"
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#include "nsEscape.h"
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#include "nsIFile.h"
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#include <windows.h>
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nsresult
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net_GetURLSpecFromActualFile(nsIFile *aFile, nsACString &result)
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{
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nsresult rv;
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nsAutoString path;
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// construct URL spec from file path
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rv = aFile->GetPath(path);
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if (NS_FAILED(rv)) return rv;
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// Replace \ with / to convert to an url
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path.ReplaceChar(char16_t(0x5Cu), char16_t(0x2Fu));
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nsAutoCString escPath;
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// Windows Desktop paths begin with a drive letter, so need an 'extra'
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// slash at the begining
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// C:\Windows => file:///C:/Windows
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NS_NAMED_LITERAL_CSTRING(prefix, "file:///");
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// Escape the path with the directory mask
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NS_ConvertUTF16toUTF8 ePath(path);
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if (NS_EscapeURL(ePath.get(), -1, esc_Directory+esc_Forced, escPath))
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escPath.Insert(prefix, 0);
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else
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escPath.Assign(prefix + ePath);
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// esc_Directory does not escape the semicolons, so if a filename
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// contains semicolons we need to manually escape them.
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// This replacement should be removed in bug #473280
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escPath.ReplaceSubstring(";", "%3b");
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result = escPath;
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return NS_OK;
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}
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nsresult
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net_GetFileFromURLSpec(const nsACString &aURL, nsIFile **result)
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{
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nsresult rv;
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if (aURL.Length() > (uint32_t) net_GetURLMaxLength()) {
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return NS_ERROR_MALFORMED_URI;
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}
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nsCOMPtr<nsIFile> localFile(
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do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv));
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if (NS_FAILED(rv)) {
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NS_ERROR("Only nsIFile supported right now");
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return rv;
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}
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localFile->SetFollowLinks(true);
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const nsACString *specPtr;
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nsAutoCString buf;
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if (net_NormalizeFileURL(aURL, buf))
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specPtr = &buf;
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else
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specPtr = &aURL;
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nsAutoCString directory, fileBaseName, fileExtension;
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rv = net_ParseFileURL(*specPtr, directory, fileBaseName, fileExtension);
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if (NS_FAILED(rv)) return rv;
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nsAutoCString path;
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if (!directory.IsEmpty()) {
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NS_EscapeURL(directory, esc_Directory|esc_AlwaysCopy, path);
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if (path.Length() > 2 && path.CharAt(2) == '|')
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path.SetCharAt(':', 2);
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path.ReplaceChar('/', '\\');
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}
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if (!fileBaseName.IsEmpty())
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NS_EscapeURL(fileBaseName, esc_FileBaseName|esc_AlwaysCopy, path);
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if (!fileExtension.IsEmpty()) {
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path += '.';
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NS_EscapeURL(fileExtension, esc_FileExtension|esc_AlwaysCopy, path);
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}
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NS_UnescapeURL(path);
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if (path.Length() != strlen(path.get()))
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return NS_ERROR_FILE_INVALID_PATH;
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// remove leading '\'
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if (path.CharAt(0) == '\\')
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path.Cut(0, 1);
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if (IsUTF8(path))
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rv = localFile->InitWithPath(NS_ConvertUTF8toUTF16(path));
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// XXX In rare cases, a valid UTF-8 string can be valid as a native
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// encoding (e.g. 0xC5 0x83 is valid both as UTF-8 and Windows-125x).
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// However, the chance is very low that a meaningful word in a legacy
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// encoding is valid as UTF-8.
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else
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// if path is not in UTF-8, assume it is encoded in the native charset
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rv = localFile->InitWithNativePath(path);
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if (NS_FAILED(rv)) return rv;
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localFile.forget(result);
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return NS_OK;
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}
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