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-rw-r--r--uriloader/exthandler/win/nsMIMEInfoWin.cpp883
-rw-r--r--uriloader/exthandler/win/nsMIMEInfoWin.h71
-rw-r--r--uriloader/exthandler/win/nsOSHelperAppService.cpp626
-rw-r--r--uriloader/exthandler/win/nsOSHelperAppService.h65
4 files changed, 1645 insertions, 0 deletions
diff --git a/uriloader/exthandler/win/nsMIMEInfoWin.cpp b/uriloader/exthandler/win/nsMIMEInfoWin.cpp
new file mode 100644
index 000000000..2c7171c87
--- /dev/null
+++ b/uriloader/exthandler/win/nsMIMEInfoWin.cpp
@@ -0,0 +1,883 @@
+/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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/. */
+
+#include "nsArrayEnumerator.h"
+#include "nsCOMArray.h"
+#include "nsLocalFile.h"
+#include "nsMIMEInfoWin.h"
+#include "nsNetUtil.h"
+#include <windows.h>
+#include <shellapi.h>
+#include "nsAutoPtr.h"
+#include "nsIMutableArray.h"
+#include "nsTArray.h"
+#include "shlobj.h"
+#include "windows.h"
+#include "nsIWindowsRegKey.h"
+#include "nsIProcess.h"
+#include "nsUnicharUtils.h"
+#include "nsITextToSubURI.h"
+#include "nsVariant.h"
+#include "mozilla/UniquePtrExtensions.h"
+
+#define RUNDLL32_EXE L"\\rundll32.exe"
+
+
+NS_IMPL_ISUPPORTS_INHERITED(nsMIMEInfoWin, nsMIMEInfoBase, nsIPropertyBag)
+
+nsMIMEInfoWin::~nsMIMEInfoWin()
+{
+}
+
+nsresult
+nsMIMEInfoWin::LaunchDefaultWithFile(nsIFile* aFile)
+{
+ // Launch the file, unless it is an executable.
+ bool executable = true;
+ aFile->IsExecutable(&executable);
+ if (executable)
+ return NS_ERROR_FAILURE;
+
+ return aFile->Launch();
+}
+
+NS_IMETHODIMP
+nsMIMEInfoWin::LaunchWithFile(nsIFile* aFile)
+{
+ nsresult rv;
+
+ // it doesn't make any sense to call this on protocol handlers
+ NS_ASSERTION(mClass == eMIMEInfo,
+ "nsMIMEInfoBase should have mClass == eMIMEInfo");
+
+ if (mPreferredAction == useSystemDefault) {
+ return LaunchDefaultWithFile(aFile);
+ }
+
+ if (mPreferredAction == useHelperApp) {
+ if (!mPreferredApplication)
+ return NS_ERROR_FILE_NOT_FOUND;
+
+ // at the moment, we only know how to hand files off to local handlers
+ nsCOMPtr<nsILocalHandlerApp> localHandler =
+ do_QueryInterface(mPreferredApplication, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCOMPtr<nsIFile> executable;
+ rv = localHandler->GetExecutable(getter_AddRefs(executable));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsAutoString path;
+ aFile->GetPath(path);
+
+ // Deal with local dll based handlers
+ nsCString filename;
+ executable->GetNativeLeafName(filename);
+ if (filename.Length() > 4) {
+ nsCString extension(Substring(filename, filename.Length() - 4, 4));
+
+ if (extension.LowerCaseEqualsLiteral(".dll")) {
+ nsAutoString args;
+
+ // executable is rundll32, everything else is a list of parameters,
+ // including the dll handler.
+ if (!GetDllLaunchInfo(executable, aFile, args, false))
+ return NS_ERROR_INVALID_ARG;
+
+ WCHAR rundll32Path[MAX_PATH + sizeof(RUNDLL32_EXE) / sizeof(WCHAR) + 1] = {L'\0'};
+ if (!GetSystemDirectoryW(rundll32Path, MAX_PATH)) {
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+ lstrcatW(rundll32Path, RUNDLL32_EXE);
+
+ SHELLEXECUTEINFOW seinfo;
+ memset(&seinfo, 0, sizeof(seinfo));
+ seinfo.cbSize = sizeof(SHELLEXECUTEINFOW);
+ seinfo.fMask = 0;
+ seinfo.hwnd = nullptr;
+ seinfo.lpVerb = nullptr;
+ seinfo.lpFile = rundll32Path;
+ seinfo.lpParameters = args.get();
+ seinfo.lpDirectory = nullptr;
+ seinfo.nShow = SW_SHOWNORMAL;
+ if (ShellExecuteExW(&seinfo))
+ return NS_OK;
+
+ switch ((LONG_PTR)seinfo.hInstApp) {
+ case 0:
+ case SE_ERR_OOM:
+ return NS_ERROR_OUT_OF_MEMORY;
+ case SE_ERR_ACCESSDENIED:
+ return NS_ERROR_FILE_ACCESS_DENIED;
+ case SE_ERR_ASSOCINCOMPLETE:
+ case SE_ERR_NOASSOC:
+ return NS_ERROR_UNEXPECTED;
+ case SE_ERR_DDEBUSY:
+ case SE_ERR_DDEFAIL:
+ case SE_ERR_DDETIMEOUT:
+ return NS_ERROR_NOT_AVAILABLE;
+ case SE_ERR_DLLNOTFOUND:
+ return NS_ERROR_FAILURE;
+ case SE_ERR_SHARE:
+ return NS_ERROR_FILE_IS_LOCKED;
+ default:
+ switch(GetLastError()) {
+ case ERROR_FILE_NOT_FOUND:
+ return NS_ERROR_FILE_NOT_FOUND;
+ case ERROR_PATH_NOT_FOUND:
+ return NS_ERROR_FILE_UNRECOGNIZED_PATH;
+ case ERROR_BAD_FORMAT:
+ return NS_ERROR_FILE_CORRUPTED;
+ }
+
+ }
+ return NS_ERROR_FILE_EXECUTION_FAILED;
+ }
+ }
+ return LaunchWithIProcess(executable, path);
+ }
+
+ return NS_ERROR_INVALID_ARG;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoWin::GetHasDefaultHandler(bool * _retval)
+{
+ // We have a default application if we have a description
+ // We can ShellExecute anything; however, callers are probably interested if
+ // there is really an application associated with this type of file
+ *_retval = !mDefaultAppDescription.IsEmpty();
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoWin::GetEnumerator(nsISimpleEnumerator* *_retval)
+{
+ nsCOMArray<nsIVariant> properties;
+
+ nsCOMPtr<nsIVariant> variant;
+ GetProperty(NS_LITERAL_STRING("defaultApplicationIconURL"), getter_AddRefs(variant));
+ if (variant)
+ properties.AppendObject(variant);
+
+ GetProperty(NS_LITERAL_STRING("customApplicationIconURL"), getter_AddRefs(variant));
+ if (variant)
+ properties.AppendObject(variant);
+
+ return NS_NewArrayEnumerator(_retval, properties);
+}
+
+static nsresult GetIconURLVariant(nsIFile* aApplication, nsIVariant* *_retval)
+{
+ nsAutoCString fileURLSpec;
+ NS_GetURLSpecFromFile(aApplication, fileURLSpec);
+ nsAutoCString iconURLSpec; iconURLSpec.AssignLiteral("moz-icon://");
+ iconURLSpec += fileURLSpec;
+ RefPtr<nsVariant> writable(new nsVariant());
+ writable->SetAsAUTF8String(iconURLSpec);
+ writable.forget(_retval);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoWin::GetProperty(const nsAString& aName, nsIVariant* *_retval)
+{
+ nsresult rv;
+ if (mDefaultApplication && aName.EqualsLiteral(PROPERTY_DEFAULT_APP_ICON_URL)) {
+ rv = GetIconURLVariant(mDefaultApplication, _retval);
+ NS_ENSURE_SUCCESS(rv, rv);
+ } else if (mPreferredApplication &&
+ aName.EqualsLiteral(PROPERTY_CUSTOM_APP_ICON_URL)) {
+ nsCOMPtr<nsILocalHandlerApp> localHandler =
+ do_QueryInterface(mPreferredApplication, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCOMPtr<nsIFile> executable;
+ rv = localHandler->GetExecutable(getter_AddRefs(executable));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = GetIconURLVariant(executable, _retval);
+ NS_ENSURE_SUCCESS(rv, rv);
+ }
+
+ return NS_OK;
+}
+
+// this implementation was pretty much copied verbatime from
+// Tony Robinson's code in nsExternalProtocolWin.cpp
+nsresult
+nsMIMEInfoWin::LoadUriInternal(nsIURI * aURL)
+{
+ nsresult rv = NS_OK;
+
+ // 1. Find the default app for this protocol
+ // 2. Set up the command line
+ // 3. Launch the app.
+
+ // For now, we'll just cheat essentially, check for the command line
+ // then just call ShellExecute()!
+
+ if (aURL)
+ {
+ // extract the url spec from the url
+ nsAutoCString urlSpec;
+ aURL->GetAsciiSpec(urlSpec);
+
+ // Unescape non-ASCII characters in the URL
+ nsAutoCString urlCharset;
+ nsAutoString utf16Spec;
+ rv = aURL->GetOriginCharset(urlCharset);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCOMPtr<nsITextToSubURI> textToSubURI = do_GetService(NS_ITEXTTOSUBURI_CONTRACTID, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ if (NS_FAILED(textToSubURI->UnEscapeNonAsciiURI(urlCharset, urlSpec, utf16Spec))) {
+ CopyASCIItoUTF16(urlSpec, utf16Spec);
+ }
+
+ static const wchar_t cmdVerb[] = L"open";
+ SHELLEXECUTEINFOW sinfo;
+ memset(&sinfo, 0, sizeof(sinfo));
+ sinfo.cbSize = sizeof(sinfo);
+ sinfo.fMask = SEE_MASK_FLAG_DDEWAIT |
+ SEE_MASK_FLAG_NO_UI;
+ sinfo.hwnd = nullptr;
+ sinfo.lpVerb = (LPWSTR)&cmdVerb;
+ sinfo.nShow = SW_SHOWNORMAL;
+
+ LPITEMIDLIST pidl = nullptr;
+ SFGAOF sfgao;
+
+ // Bug 394974
+ if (SUCCEEDED(SHParseDisplayName(utf16Spec.get(), nullptr,
+ &pidl, 0, &sfgao))) {
+ sinfo.lpIDList = pidl;
+ sinfo.fMask |= SEE_MASK_INVOKEIDLIST;
+ } else {
+ // SHParseDisplayName failed. Bailing out as work around for
+ // Microsoft Security Bulletin MS07-061
+ rv = NS_ERROR_FAILURE;
+ }
+ if (NS_SUCCEEDED(rv)) {
+ BOOL result = ShellExecuteExW(&sinfo);
+ if (!result || ((LONG_PTR)sinfo.hInstApp) < 32)
+ rv = NS_ERROR_FAILURE;
+ }
+ if (pidl)
+ CoTaskMemFree(pidl);
+ }
+
+ return rv;
+}
+
+// Given a path to a local file, return its nsILocalHandlerApp instance.
+bool nsMIMEInfoWin::GetLocalHandlerApp(const nsAString& aCommandHandler,
+ nsCOMPtr<nsILocalHandlerApp>& aApp)
+{
+ nsCOMPtr<nsIFile> locfile;
+ nsresult rv =
+ NS_NewLocalFile(aCommandHandler, true, getter_AddRefs(locfile));
+ if (NS_FAILED(rv))
+ return false;
+
+ aApp = do_CreateInstance("@mozilla.org/uriloader/local-handler-app;1");
+ if (!aApp)
+ return false;
+
+ aApp->SetExecutable(locfile);
+ return true;
+}
+
+// Return the cleaned up file path associated with a command verb
+// located in root/Applications.
+bool nsMIMEInfoWin::GetAppsVerbCommandHandler(const nsAString& appExeName,
+ nsAString& applicationPath,
+ bool edit)
+{
+ nsCOMPtr<nsIWindowsRegKey> appKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!appKey)
+ return false;
+
+ // HKEY_CLASSES_ROOT\Applications\iexplore.exe
+ nsAutoString applicationsPath;
+ applicationsPath.AppendLiteral("Applications\\");
+ applicationsPath.Append(appExeName);
+
+ nsresult rv = appKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ applicationsPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return false;
+
+ // Check for the NoOpenWith flag, if it exists
+ uint32_t value;
+ if (NS_SUCCEEDED(appKey->ReadIntValue(
+ NS_LITERAL_STRING("NoOpenWith"), &value)) &&
+ value == 1)
+ return false;
+
+ nsAutoString dummy;
+ if (NS_SUCCEEDED(appKey->ReadStringValue(
+ NS_LITERAL_STRING("NoOpenWith"), dummy)))
+ return false;
+
+ appKey->Close();
+
+ // HKEY_CLASSES_ROOT\Applications\iexplore.exe\shell\open\command
+ applicationsPath.AssignLiteral("Applications\\");
+ applicationsPath.Append(appExeName);
+ if (!edit)
+ applicationsPath.AppendLiteral("\\shell\\open\\command");
+ else
+ applicationsPath.AppendLiteral("\\shell\\edit\\command");
+
+
+ rv = appKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ applicationsPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return false;
+
+ nsAutoString appFilesystemCommand;
+ if (NS_SUCCEEDED(appKey->ReadStringValue(EmptyString(),
+ appFilesystemCommand))) {
+
+ // Expand environment vars, clean up any misc.
+ if (!nsLocalFile::CleanupCmdHandlerPath(appFilesystemCommand))
+ return false;
+
+ applicationPath = appFilesystemCommand;
+ return true;
+ }
+ return false;
+}
+
+// Return a fully populated command string based on
+// passing information. Used in launchWithFile to trace
+// back to the full handler path based on the dll.
+// (dll, targetfile, return args, open/edit)
+bool nsMIMEInfoWin::GetDllLaunchInfo(nsIFile * aDll,
+ nsIFile * aFile,
+ nsAString& args,
+ bool edit)
+{
+ if (!aDll || !aFile)
+ return false;
+
+ nsString appExeName;
+ aDll->GetLeafName(appExeName);
+
+ nsCOMPtr<nsIWindowsRegKey> appKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!appKey)
+ return false;
+
+ // HKEY_CLASSES_ROOT\Applications\iexplore.exe
+ nsAutoString applicationsPath;
+ applicationsPath.AppendLiteral("Applications\\");
+ applicationsPath.Append(appExeName);
+
+ nsresult rv = appKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ applicationsPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return false;
+
+ // Check for the NoOpenWith flag, if it exists
+ uint32_t value;
+ rv = appKey->ReadIntValue(NS_LITERAL_STRING("NoOpenWith"), &value);
+ if (NS_SUCCEEDED(rv) && value == 1)
+ return false;
+
+ nsAutoString dummy;
+ if (NS_SUCCEEDED(appKey->ReadStringValue(NS_LITERAL_STRING("NoOpenWith"),
+ dummy)))
+ return false;
+
+ appKey->Close();
+
+ // HKEY_CLASSES_ROOT\Applications\iexplore.exe\shell\open\command
+ applicationsPath.AssignLiteral("Applications\\");
+ applicationsPath.Append(appExeName);
+ if (!edit)
+ applicationsPath.AppendLiteral("\\shell\\open\\command");
+ else
+ applicationsPath.AppendLiteral("\\shell\\edit\\command");
+
+ rv = appKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ applicationsPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return false;
+
+ nsAutoString appFilesystemCommand;
+ if (NS_SUCCEEDED(appKey->ReadStringValue(EmptyString(),
+ appFilesystemCommand))) {
+ // Replace embedded environment variables.
+ uint32_t bufLength =
+ ::ExpandEnvironmentStringsW(appFilesystemCommand.get(),
+ L"", 0);
+ if (bufLength == 0) // Error
+ return false;
+
+ auto destination = mozilla::MakeUniqueFallible<wchar_t[]>(bufLength);
+ if (!destination)
+ return false;
+ if (!::ExpandEnvironmentStringsW(appFilesystemCommand.get(),
+ destination.get(),
+ bufLength))
+ return false;
+
+ appFilesystemCommand.Assign(destination.get());
+
+ // C:\Windows\System32\rundll32.exe "C:\Program Files\Windows
+ // Photo Gallery\PhotoViewer.dll", ImageView_Fullscreen %1
+ nsAutoString params;
+ NS_NAMED_LITERAL_STRING(rundllSegment, "rundll32.exe ");
+ int32_t index = appFilesystemCommand.Find(rundllSegment);
+ if (index > kNotFound) {
+ params.Append(Substring(appFilesystemCommand,
+ index + rundllSegment.Length()));
+ } else {
+ params.Append(appFilesystemCommand);
+ }
+
+ // check to make sure we have a %1 and fill it
+ NS_NAMED_LITERAL_STRING(percentOneParam, "%1");
+ index = params.Find(percentOneParam);
+ if (index == kNotFound) // no parameter
+ return false;
+
+ nsString target;
+ aFile->GetTarget(target);
+ params.Replace(index, 2, target);
+
+ args = params;
+
+ return true;
+ }
+ return false;
+}
+
+// Return the cleaned up file path associated with a progid command
+// verb located in root.
+bool nsMIMEInfoWin::GetProgIDVerbCommandHandler(const nsAString& appProgIDName,
+ nsAString& applicationPath,
+ bool edit)
+{
+ nsCOMPtr<nsIWindowsRegKey> appKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!appKey)
+ return false;
+
+ nsAutoString appProgId(appProgIDName);
+
+ // HKEY_CLASSES_ROOT\Windows.XPSReachViewer\shell\open\command
+ if (!edit)
+ appProgId.AppendLiteral("\\shell\\open\\command");
+ else
+ appProgId.AppendLiteral("\\shell\\edit\\command");
+
+ nsresult rv = appKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ appProgId,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return false;
+
+ nsAutoString appFilesystemCommand;
+ if (NS_SUCCEEDED(appKey->ReadStringValue(EmptyString(), appFilesystemCommand))) {
+
+ // Expand environment vars, clean up any misc.
+ if (!nsLocalFile::CleanupCmdHandlerPath(appFilesystemCommand))
+ return false;
+
+ applicationPath = appFilesystemCommand;
+ return true;
+ }
+ return false;
+}
+
+// Helper routine used in tracking app lists. Converts path
+// entries to lower case and stores them in the trackList array.
+void nsMIMEInfoWin::ProcessPath(nsCOMPtr<nsIMutableArray>& appList,
+ nsTArray<nsString>& trackList,
+ const nsAString& appFilesystemCommand)
+{
+ nsAutoString lower(appFilesystemCommand);
+ ToLowerCase(lower);
+
+ // Don't include firefox.exe in the list
+ WCHAR exe[MAX_PATH+1];
+ uint32_t len = GetModuleFileNameW(nullptr, exe, MAX_PATH);
+ if (len < MAX_PATH && len != 0) {
+ uint32_t index = lower.Find(exe);
+ if (index != -1)
+ return;
+ }
+
+ nsCOMPtr<nsILocalHandlerApp> aApp;
+ if (!GetLocalHandlerApp(appFilesystemCommand, aApp))
+ return;
+
+ // Save in our main tracking arrays
+ appList->AppendElement(aApp, false);
+ trackList.AppendElement(lower);
+}
+
+// Helper routine that handles a compare between a path
+// and an array of paths.
+static bool IsPathInList(nsAString& appPath,
+ nsTArray<nsString>& trackList)
+{
+ // trackList data is always lowercase, see ProcessPath
+ // above.
+ nsAutoString tmp(appPath);
+ ToLowerCase(tmp);
+
+ for (uint32_t i = 0; i < trackList.Length(); i++) {
+ if (tmp.Equals(trackList[i]))
+ return true;
+ }
+ return false;
+}
+
+/**
+ * Returns a list of nsILocalHandlerApp objects containing local
+ * handlers associated with this mimeinfo. Implemented per
+ * platform using information in this object to generate the
+ * best list. Typically used for an "open with" style user
+ * option.
+ *
+ * @return nsIArray of nsILocalHandlerApp
+ */
+NS_IMETHODIMP
+nsMIMEInfoWin::GetPossibleLocalHandlers(nsIArray **_retval)
+{
+ nsresult rv;
+
+ *_retval = nullptr;
+
+ nsCOMPtr<nsIMutableArray> appList =
+ do_CreateInstance("@mozilla.org/array;1");
+
+ if (!appList)
+ return NS_ERROR_FAILURE;
+
+ nsTArray<nsString> trackList;
+
+ nsAutoCString fileExt;
+ GetPrimaryExtension(fileExt);
+
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return NS_ERROR_FAILURE;
+ nsCOMPtr<nsIWindowsRegKey> appKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!appKey)
+ return NS_ERROR_FAILURE;
+
+ nsAutoString workingRegistryPath;
+
+ bool extKnown = false;
+ if (fileExt.IsEmpty()) {
+ extKnown = true;
+ // Mime type discovery is possible in some cases, through
+ // HKEY_CLASSES_ROOT\MIME\Database\Content Type, however, a number
+ // of file extensions related to mime type are simply not defined,
+ // (application/rss+xml & application/atom+xml are good examples)
+ // in which case we can only provide a generic list.
+ nsAutoCString mimeType;
+ GetMIMEType(mimeType);
+ if (!mimeType.IsEmpty()) {
+ workingRegistryPath.AppendLiteral("MIME\\Database\\Content Type\\");
+ workingRegistryPath.Append(NS_ConvertASCIItoUTF16(mimeType));
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if(NS_SUCCEEDED(rv)) {
+ nsAutoString mimeFileExt;
+ if (NS_SUCCEEDED(regKey->ReadStringValue(EmptyString(), mimeFileExt))) {
+ CopyUTF16toUTF8(mimeFileExt, fileExt);
+ extKnown = false;
+ }
+ }
+ }
+ }
+
+ nsAutoString fileExtToUse;
+ if (fileExt.First() != '.')
+ fileExtToUse = char16_t('.');
+ fileExtToUse.Append(NS_ConvertUTF8toUTF16(fileExt));
+
+ // Note, the order in which these occur has an effect on the
+ // validity of the resulting display list.
+
+ if (!extKnown) {
+ // 1) Get the default handler if it exists
+ workingRegistryPath = fileExtToUse;
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ nsAutoString appProgId;
+ if (NS_SUCCEEDED(regKey->ReadStringValue(EmptyString(), appProgId))) {
+ // Bug 358297 - ignore the embedded internet explorer handler
+ if (appProgId != NS_LITERAL_STRING("XPSViewer.Document")) {
+ nsAutoString appFilesystemCommand;
+ if (GetProgIDVerbCommandHandler(appProgId,
+ appFilesystemCommand,
+ false) &&
+ !IsPathInList(appFilesystemCommand, trackList)) {
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ }
+ regKey->Close();
+ }
+
+
+ // 2) list HKEY_CLASSES_ROOT\.ext\OpenWithList
+
+ workingRegistryPath = fileExtToUse;
+ workingRegistryPath.AppendLiteral("\\OpenWithList");
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetValueCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ nsAutoString appName;
+ if (NS_FAILED(regKey->GetValueName(index, appName)))
+ continue;
+
+ // HKEY_CLASSES_ROOT\Applications\firefox.exe = "path params"
+ nsAutoString appFilesystemCommand;
+ if (!GetAppsVerbCommandHandler(appName,
+ appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ regKey->Close();
+ }
+
+
+ // 3) List HKEY_CLASSES_ROOT\.ext\OpenWithProgids, with the
+ // different step of resolving the progids for the command handler.
+
+ workingRegistryPath = fileExtToUse;
+ workingRegistryPath.AppendLiteral("\\OpenWithProgids");
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetValueCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ // HKEY_CLASSES_ROOT\.ext\OpenWithProgids\Windows.XPSReachViewer
+ nsAutoString appProgId;
+ if (NS_FAILED(regKey->GetValueName(index, appProgId)))
+ continue;
+
+ nsAutoString appFilesystemCommand;
+ if (!GetProgIDVerbCommandHandler(appProgId,
+ appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ regKey->Close();
+ }
+
+
+ // 4) Add any non configured applications located in the MRU list
+
+ // HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
+ // \Explorer\FileExts\.ext\OpenWithList
+ workingRegistryPath =
+ NS_LITERAL_STRING("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts\\");
+ workingRegistryPath += fileExtToUse;
+ workingRegistryPath.AppendLiteral("\\OpenWithList");
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetValueCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ nsAutoString appName, appValue;
+ if (NS_FAILED(regKey->GetValueName(index, appName)))
+ continue;
+ if (appName.EqualsLiteral("MRUList"))
+ continue;
+ if (NS_FAILED(regKey->ReadStringValue(appName, appValue)))
+ continue;
+
+ // HKEY_CLASSES_ROOT\Applications\firefox.exe = "path params"
+ nsAutoString appFilesystemCommand;
+ if (!GetAppsVerbCommandHandler(appValue,
+ appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ }
+
+
+ // 5) Add any non configured progids in the MRU list, with the
+ // different step of resolving the progids for the command handler.
+
+ // HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
+ // \Explorer\FileExts\.ext\OpenWithProgids
+ workingRegistryPath =
+ NS_LITERAL_STRING("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts\\");
+ workingRegistryPath += fileExtToUse;
+ workingRegistryPath.AppendLiteral("\\OpenWithProgids");
+
+ regKey->Open(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetValueCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ nsAutoString appIndex, appProgId;
+ if (NS_FAILED(regKey->GetValueName(index, appProgId)))
+ continue;
+
+ nsAutoString appFilesystemCommand;
+ if (!GetProgIDVerbCommandHandler(appProgId,
+ appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ regKey->Close();
+ }
+
+
+ // 6) Check the perceived type value, and use this to lookup the perceivedtype
+ // open with list.
+ // http://msdn2.microsoft.com/en-us/library/aa969373.aspx
+
+ workingRegistryPath = fileExtToUse;
+
+ regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ nsAutoString perceivedType;
+ rv = regKey->ReadStringValue(NS_LITERAL_STRING("PerceivedType"),
+ perceivedType);
+ if (NS_SUCCEEDED(rv)) {
+ nsAutoString openWithListPath(NS_LITERAL_STRING("SystemFileAssociations\\"));
+ openWithListPath.Append(perceivedType); // no period
+ openWithListPath.AppendLiteral("\\OpenWithList");
+
+ nsresult rv = appKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ openWithListPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetValueCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ nsAutoString appName;
+ if (NS_FAILED(regKey->GetValueName(index, appName)))
+ continue;
+
+ // HKEY_CLASSES_ROOT\Applications\firefox.exe = "path params"
+ nsAutoString appFilesystemCommand;
+ if (!GetAppsVerbCommandHandler(appName, appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ }
+ }
+ }
+ } // extKnown == false
+
+
+ // 7) list global HKEY_CLASSES_ROOT\*\OpenWithList
+ // Listing general purpose handlers, not specific to a mime type or file extension
+
+ workingRegistryPath = NS_LITERAL_STRING("*\\OpenWithList");
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetValueCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ nsAutoString appName;
+ if (NS_FAILED(regKey->GetValueName(index, appName)))
+ continue;
+
+ // HKEY_CLASSES_ROOT\Applications\firefox.exe = "path params"
+ nsAutoString appFilesystemCommand;
+ if (!GetAppsVerbCommandHandler(appName, appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ regKey->Close();
+ }
+
+
+ // 8) General application's list - not file extension specific on windows
+ workingRegistryPath = NS_LITERAL_STRING("Applications");
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ workingRegistryPath,
+ nsIWindowsRegKey::ACCESS_ENUMERATE_SUB_KEYS|
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ uint32_t count = 0;
+ if (NS_SUCCEEDED(regKey->GetChildCount(&count)) && count > 0) {
+ for (uint32_t index = 0; index < count; index++) {
+ nsAutoString appName;
+ if (NS_FAILED(regKey->GetChildName(index, appName)))
+ continue;
+
+ // HKEY_CLASSES_ROOT\Applications\firefox.exe = "path params"
+ nsAutoString appFilesystemCommand;
+ if (!GetAppsVerbCommandHandler(appName, appFilesystemCommand,
+ false) ||
+ IsPathInList(appFilesystemCommand, trackList))
+ continue;
+ ProcessPath(appList, trackList, appFilesystemCommand);
+ }
+ }
+ }
+
+ // Return to the caller
+ *_retval = appList;
+ NS_ADDREF(*_retval);
+
+ return NS_OK;
+}
diff --git a/uriloader/exthandler/win/nsMIMEInfoWin.h b/uriloader/exthandler/win/nsMIMEInfoWin.h
new file mode 100644
index 000000000..0a5b678e8
--- /dev/null
+++ b/uriloader/exthandler/win/nsMIMEInfoWin.h
@@ -0,0 +1,71 @@
+/* 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/. */
+
+#ifndef nsMIMEInfoWin_h_
+#define nsMIMEInfoWin_h_
+
+#include "nsMIMEInfoImpl.h"
+#include "nsIPropertyBag.h"
+#include "nsIMutableArray.h"
+#include "nsTArray.h"
+
+class nsMIMEInfoWin : public nsMIMEInfoBase, public nsIPropertyBag {
+ virtual ~nsMIMEInfoWin();
+
+ public:
+ nsMIMEInfoWin(const char* aType = "") : nsMIMEInfoBase(aType) {}
+ nsMIMEInfoWin(const nsACString& aMIMEType) : nsMIMEInfoBase(aMIMEType) {}
+ nsMIMEInfoWin(const nsACString& aType, HandlerClass aClass) :
+ nsMIMEInfoBase(aType, aClass) {}
+
+ NS_IMETHOD LaunchWithFile(nsIFile* aFile);
+ NS_IMETHOD GetHasDefaultHandler(bool * _retval);
+ NS_IMETHOD GetPossibleLocalHandlers(nsIArray **_retval);
+
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_NSIPROPERTYBAG
+
+ void SetDefaultApplicationHandler(nsIFile* aDefaultApplication)
+ {
+ mDefaultApplication = aDefaultApplication;
+ }
+
+ protected:
+ virtual nsresult LoadUriInternal(nsIURI *aURI);
+ virtual nsresult LaunchDefaultWithFile(nsIFile* aFile);
+
+ private:
+ nsCOMPtr<nsIFile> mDefaultApplication;
+
+ // Given a path to a local handler, return its
+ // nsILocalHandlerApp instance.
+ bool GetLocalHandlerApp(const nsAString& aCommandHandler,
+ nsCOMPtr<nsILocalHandlerApp>& aApp);
+
+ // Return the cleaned up file path associated
+ // with a command verb located in root/Applications.
+ bool GetAppsVerbCommandHandler(const nsAString& appExeName,
+ nsAString& applicationPath,
+ bool bEdit);
+
+ // Return the cleaned up file path associated
+ // with a progid command verb located in root.
+ bool GetProgIDVerbCommandHandler(const nsAString& appProgIDName,
+ nsAString& applicationPath,
+ bool bEdit);
+
+ // Lookup a rundll command handler and return
+ // a populated command template for use with rundll32.exe.
+ bool GetDllLaunchInfo(nsIFile * aDll,
+ nsIFile * aFile,
+ nsAString& args, bool bEdit);
+
+ // Helper routine used in tracking app lists
+ void ProcessPath(nsCOMPtr<nsIMutableArray>& appList,
+ nsTArray<nsString>& trackList,
+ const nsAString& appFilesystemCommand);
+
+};
+
+#endif
diff --git a/uriloader/exthandler/win/nsOSHelperAppService.cpp b/uriloader/exthandler/win/nsOSHelperAppService.cpp
new file mode 100644
index 000000000..f01f3b49b
--- /dev/null
+++ b/uriloader/exthandler/win/nsOSHelperAppService.cpp
@@ -0,0 +1,626 @@
+/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim:set ts=2 sts=2 sw=2 et cin:
+ *
+ * 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/. */
+
+#include "nsOSHelperAppService.h"
+#include "nsISupports.h"
+#include "nsString.h"
+#include "nsXPIDLString.h"
+#include "nsIURL.h"
+#include "nsIMIMEInfo.h"
+#include "nsMIMEInfoWin.h"
+#include "nsMimeTypes.h"
+#include "nsIProcess.h"
+#include "plstr.h"
+#include "nsAutoPtr.h"
+#include "nsNativeCharsetUtils.h"
+#include "nsLocalFile.h"
+#include "nsIWindowsRegKey.h"
+#include "mozilla/UniquePtrExtensions.h"
+#include "mozilla/WindowsVersion.h"
+
+// shellapi.h is needed to build with WIN32_LEAN_AND_MEAN
+#include <shellapi.h>
+#include <shlwapi.h>
+
+#define LOG(args) MOZ_LOG(mLog, mozilla::LogLevel::Debug, args)
+
+// helper methods: forward declarations...
+static nsresult GetExtensionFrom4xRegistryInfo(const nsACString& aMimeType,
+ nsString& aFileExtension);
+static nsresult GetExtensionFromWindowsMimeDatabase(const nsACString& aMimeType,
+ nsString& aFileExtension);
+
+nsOSHelperAppService::nsOSHelperAppService() :
+ nsExternalHelperAppService()
+ , mAppAssoc(nullptr)
+{
+ CoInitialize(nullptr);
+ CoCreateInstance(CLSID_ApplicationAssociationRegistration, nullptr,
+ CLSCTX_INPROC, IID_IApplicationAssociationRegistration,
+ (void**)&mAppAssoc);
+}
+
+nsOSHelperAppService::~nsOSHelperAppService()
+{
+ if (mAppAssoc)
+ mAppAssoc->Release();
+ mAppAssoc = nullptr;
+ CoUninitialize();
+}
+
+// The windows registry provides a mime database key which lists a set of mime types and corresponding "Extension" values.
+// we can use this to look up our mime type to see if there is a preferred extension for the mime type.
+static nsresult GetExtensionFromWindowsMimeDatabase(const nsACString& aMimeType,
+ nsString& aFileExtension)
+{
+ nsAutoString mimeDatabaseKey;
+ mimeDatabaseKey.AssignLiteral("MIME\\Database\\Content Type\\");
+
+ AppendASCIItoUTF16(aMimeType, mimeDatabaseKey);
+
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ mimeDatabaseKey,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+
+ if (NS_SUCCEEDED(rv))
+ regKey->ReadStringValue(NS_LITERAL_STRING("Extension"), aFileExtension);
+
+ return NS_OK;
+}
+
+// We have a serious problem!! I have this content type and the windows registry only gives me
+// helper apps based on extension. Right now, we really don't have a good place to go for
+// trying to figure out the extension for a particular mime type....One short term hack is to look
+// this information in 4.x (it's stored in the windows regsitry).
+static nsresult GetExtensionFrom4xRegistryInfo(const nsACString& aMimeType,
+ nsString& aFileExtension)
+{
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ nsresult rv = regKey->
+ Open(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
+ NS_LITERAL_STRING("Software\\Netscape\\Netscape Navigator\\Suffixes"),
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return NS_ERROR_NOT_AVAILABLE;
+
+ rv = regKey->ReadStringValue(NS_ConvertASCIItoUTF16(aMimeType),
+ aFileExtension);
+ if (NS_FAILED(rv))
+ return NS_OK;
+
+ aFileExtension.Insert(char16_t('.'), 0);
+
+ // this may be a comma separated list of extensions...just take the
+ // first one for now...
+
+ int32_t pos = aFileExtension.FindChar(char16_t(','));
+ if (pos > 0) {
+ // we have a comma separated list of types...
+ // truncate everything after the first comma (including the comma)
+ aFileExtension.Truncate(pos);
+ }
+
+ return NS_OK;
+}
+
+nsresult nsOSHelperAppService::OSProtocolHandlerExists(const char * aProtocolScheme, bool * aHandlerExists)
+{
+ // look up the protocol scheme in the windows registry....if we find a match then we have a handler for it...
+ *aHandlerExists = false;
+ if (aProtocolScheme && *aProtocolScheme)
+ {
+ // Vista: use new application association interface
+ if (mAppAssoc) {
+ wchar_t * pResult = nullptr;
+ NS_ConvertASCIItoUTF16 scheme(aProtocolScheme);
+ // We are responsible for freeing returned strings.
+ HRESULT hr = mAppAssoc->QueryCurrentDefault(scheme.get(),
+ AT_URLPROTOCOL, AL_EFFECTIVE,
+ &pResult);
+ if (SUCCEEDED(hr)) {
+ CoTaskMemFree(pResult);
+ *aHandlerExists = true;
+ }
+ return NS_OK;
+ }
+
+ HKEY hKey;
+ LONG err = ::RegOpenKeyExW(HKEY_CLASSES_ROOT,
+ NS_ConvertASCIItoUTF16(aProtocolScheme).get(),
+ 0,
+ KEY_QUERY_VALUE,
+ &hKey);
+ if (err == ERROR_SUCCESS)
+ {
+ err = ::RegQueryValueExW(hKey, L"URL Protocol",
+ nullptr, nullptr, nullptr, nullptr);
+ *aHandlerExists = (err == ERROR_SUCCESS);
+ // close the key
+ ::RegCloseKey(hKey);
+ }
+ }
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP nsOSHelperAppService::GetApplicationDescription(const nsACString& aScheme, nsAString& _retval)
+{
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ NS_ConvertASCIItoUTF16 buf(aScheme);
+
+ if (mozilla::IsWin8OrLater()) {
+ wchar_t result[1024];
+ DWORD resultSize = 1024;
+ HRESULT hr = AssocQueryString(0x1000 /* ASSOCF_IS_PROTOCOL */,
+ ASSOCSTR_FRIENDLYAPPNAME,
+ buf.get(),
+ NULL,
+ result,
+ &resultSize);
+ if (SUCCEEDED(hr)) {
+ _retval = result;
+ return NS_OK;
+ }
+ }
+
+ if (mAppAssoc) {
+ // Vista: use new application association interface
+ wchar_t * pResult = nullptr;
+ // We are responsible for freeing returned strings.
+ HRESULT hr = mAppAssoc->QueryCurrentDefault(buf.get(),
+ AT_URLPROTOCOL, AL_EFFECTIVE,
+ &pResult);
+ if (SUCCEEDED(hr)) {
+ nsCOMPtr<nsIFile> app;
+ nsAutoString appInfo(pResult);
+ CoTaskMemFree(pResult);
+ if (NS_SUCCEEDED(GetDefaultAppInfo(appInfo, _retval, getter_AddRefs(app))))
+ return NS_OK;
+ }
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ nsCOMPtr<nsIFile> app;
+ GetDefaultAppInfo(buf, _retval, getter_AddRefs(app));
+
+ if (!_retval.Equals(buf))
+ return NS_OK;
+
+ // Fall back to full path
+ buf.AppendLiteral("\\shell\\open\\command");
+ nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ buf,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return NS_ERROR_NOT_AVAILABLE;
+
+ rv = regKey->ReadStringValue(EmptyString(), _retval);
+
+ return NS_SUCCEEDED(rv) ? NS_OK : NS_ERROR_NOT_AVAILABLE;
+}
+
+// GetMIMEInfoFromRegistry: This function obtains the values of some of the nsIMIMEInfo
+// attributes for the mimeType/extension associated with the input registry key. The default
+// entry for that key is the name of a registry key under HKEY_CLASSES_ROOT. The default
+// value for *that* key is the descriptive name of the type. The EditFlags value is a binary
+// value; the low order bit of the third byte of which indicates that the user does not need
+// to be prompted.
+//
+// This function sets only the Description attribute of the input nsIMIMEInfo.
+/* static */
+nsresult nsOSHelperAppService::GetMIMEInfoFromRegistry(const nsAFlatString& fileType, nsIMIMEInfo *pInfo)
+{
+ nsresult rv = NS_OK;
+
+ NS_ENSURE_ARG(pInfo);
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return NS_ERROR_NOT_AVAILABLE;
+
+ rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ fileType, nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return NS_ERROR_FAILURE;
+
+ // OK, the default value here is the description of the type.
+ nsAutoString description;
+ rv = regKey->ReadStringValue(EmptyString(), description);
+ if (NS_SUCCEEDED(rv))
+ pInfo->SetDescription(description);
+
+ return NS_OK;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////
+// method overrides used to gather information from the windows registry for
+// various mime types.
+////////////////////////////////////////////////////////////////////////////////////////////////
+
+/// Looks up the type for the extension aExt and compares it to aType
+/* static */ bool
+nsOSHelperAppService::typeFromExtEquals(const char16_t* aExt, const char *aType)
+{
+ if (!aType)
+ return false;
+ nsAutoString fileExtToUse;
+ if (aExt[0] != char16_t('.'))
+ fileExtToUse = char16_t('.');
+
+ fileExtToUse.Append(aExt);
+
+ bool eq = false;
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return eq;
+
+ nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ fileExtToUse,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return eq;
+
+ nsAutoString type;
+ rv = regKey->ReadStringValue(NS_LITERAL_STRING("Content Type"), type);
+ if (NS_SUCCEEDED(rv))
+ eq = type.EqualsASCII(aType);
+
+ return eq;
+}
+
+// The "real" name of a given helper app (as specified by the path to the
+// executable file held in various registry keys) is stored n the VERSIONINFO
+// block in the file's resources. We need to find the path to the executable
+// and then retrieve the "FileDescription" field value from the file.
+nsresult
+nsOSHelperAppService::GetDefaultAppInfo(const nsAString& aAppInfo,
+ nsAString& aDefaultDescription,
+ nsIFile** aDefaultApplication)
+{
+ nsAutoString handlerCommand;
+
+ // If all else fails, use the file type key name, which will be
+ // something like "pngfile" for .pngs, "WMVFile" for .wmvs, etc.
+ aDefaultDescription = aAppInfo;
+ *aDefaultApplication = nullptr;
+
+ if (aAppInfo.IsEmpty())
+ return NS_ERROR_FAILURE;
+
+ // aAppInfo may be a file, file path, program id, or
+ // Applications reference -
+ // c:\dir\app.exe
+ // Applications\appfile.exe/dll (shell\open...)
+ // ProgID.progid (shell\open...)
+
+ nsAutoString handlerKeyName(aAppInfo);
+
+ nsCOMPtr<nsIWindowsRegKey> chkKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!chkKey)
+ return NS_ERROR_FAILURE;
+
+ nsresult rv = chkKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ handlerKeyName,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv)) {
+ // It's a file system path to a handler
+ handlerCommand.Assign(aAppInfo);
+ }
+ else {
+ handlerKeyName.AppendLiteral("\\shell\\open\\command");
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return NS_ERROR_FAILURE;
+
+ nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ handlerKeyName,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return NS_ERROR_FAILURE;
+
+ // OK, the default value here is the description of the type.
+ rv = regKey->ReadStringValue(EmptyString(), handlerCommand);
+ if (NS_FAILED(rv)) {
+
+ // Check if there is a DelegateExecute string
+ nsAutoString delegateExecute;
+ rv = regKey->ReadStringValue(NS_LITERAL_STRING("DelegateExecute"), delegateExecute);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // Look for InProcServer32
+ nsAutoString delegateExecuteRegPath;
+ delegateExecuteRegPath.AssignLiteral("CLSID\\");
+ delegateExecuteRegPath.Append(delegateExecute);
+ delegateExecuteRegPath.AppendLiteral("\\InProcServer32");
+ rv = chkKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ delegateExecuteRegPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ rv = chkKey->ReadStringValue(EmptyString(), handlerCommand);
+ }
+
+ if (NS_FAILED(rv)) {
+ // Look for LocalServer32
+ delegateExecuteRegPath.AssignLiteral("CLSID\\");
+ delegateExecuteRegPath.Append(delegateExecute);
+ delegateExecuteRegPath.AppendLiteral("\\LocalServer32");
+ rv = chkKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ delegateExecuteRegPath,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ NS_ENSURE_SUCCESS(rv, rv);
+ rv = chkKey->ReadStringValue(EmptyString(), handlerCommand);
+ NS_ENSURE_SUCCESS(rv, rv);
+ }
+ }
+ }
+
+ // XXX FIXME: If this fails, the UI will display the full command
+ // string.
+ // There are some rare cases this can happen - ["url.dll" -foo]
+ // for example won't resolve correctly to the system dir. The
+ // subsequent launch of the helper app will work though.
+ nsCOMPtr<nsILocalFileWin> lf = new nsLocalFile();
+ rv = lf->InitWithCommandLine(handlerCommand);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // The "FileDescription" field contains the actual name of the application.
+ lf->GetVersionInfoField("FileDescription", aDefaultDescription);
+ lf.forget(aDefaultApplication);
+
+ return NS_OK;
+}
+
+already_AddRefed<nsMIMEInfoWin> nsOSHelperAppService::GetByExtension(const nsAFlatString& aFileExt, const char *aTypeHint)
+{
+ if (aFileExt.IsEmpty())
+ return nullptr;
+
+ // Determine the mime type.
+ nsAutoCString typeToUse;
+ if (aTypeHint && *aTypeHint) {
+ typeToUse.Assign(aTypeHint);
+ } else if (!GetMIMETypeFromOSForExtension(NS_ConvertUTF16toUTF8(aFileExt), typeToUse)) {
+ return nullptr;
+ }
+
+ RefPtr<nsMIMEInfoWin> mimeInfo = new nsMIMEInfoWin(typeToUse);
+
+ // windows registry assumes your file extension is going to include the '.',
+ // but our APIs expect it to not be there, so make sure we normalize that bit.
+ nsAutoString fileExtToUse;
+ if (aFileExt.First() != char16_t('.'))
+ fileExtToUse = char16_t('.');
+
+ fileExtToUse.Append(aFileExt);
+
+ // don't append the '.' for our APIs.
+ mimeInfo->AppendExtension(NS_ConvertUTF16toUTF8(Substring(fileExtToUse, 1)));
+ mimeInfo->SetPreferredAction(nsIMIMEInfo::useSystemDefault);
+
+ nsAutoString appInfo;
+ bool found;
+
+ // Retrieve the default application for this extension
+ if (mAppAssoc) {
+ // Vista: use the new application association COM interfaces
+ // for resolving helpers.
+ nsString assocType(fileExtToUse);
+ wchar_t * pResult = nullptr;
+ HRESULT hr = mAppAssoc->QueryCurrentDefault(assocType.get(),
+ AT_FILEEXTENSION, AL_EFFECTIVE,
+ &pResult);
+ if (SUCCEEDED(hr)) {
+ found = true;
+ appInfo.Assign(pResult);
+ CoTaskMemFree(pResult);
+ }
+ else {
+ found = false;
+ }
+ }
+ else
+ {
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return nullptr;
+ nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ fileExtToUse,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_SUCCEEDED(rv)) {
+ found = NS_SUCCEEDED(regKey->ReadStringValue(EmptyString(),
+ appInfo));
+ }
+ }
+
+ // Bug 358297 - ignore the default handler, force the user to choose app
+ if (appInfo.EqualsLiteral("XPSViewer.Document"))
+ found = false;
+
+ if (!found) {
+ return nullptr;
+ }
+
+ // Get other nsIMIMEInfo fields from registry, if possible.
+ nsAutoString defaultDescription;
+ nsCOMPtr<nsIFile> defaultApplication;
+
+ if (NS_FAILED(GetDefaultAppInfo(appInfo, defaultDescription,
+ getter_AddRefs(defaultApplication)))) {
+ return nullptr;
+ }
+
+ mimeInfo->SetDefaultDescription(defaultDescription);
+ mimeInfo->SetDefaultApplicationHandler(defaultApplication);
+
+ // Grab the general description
+ GetMIMEInfoFromRegistry(appInfo, mimeInfo);
+
+ return mimeInfo.forget();
+}
+
+already_AddRefed<nsIMIMEInfo> nsOSHelperAppService::GetMIMEInfoFromOS(const nsACString& aMIMEType, const nsACString& aFileExt, bool *aFound)
+{
+ *aFound = true;
+
+ const nsCString& flatType = PromiseFlatCString(aMIMEType);
+ const nsCString& flatExt = PromiseFlatCString(aFileExt);
+
+ nsAutoString fileExtension;
+ /* XXX The Equals is a gross hack to wallpaper over the most common Win32
+ * extension issues caused by the fix for bug 116938. See bug
+ * 120327, comment 271 for why this is needed. Not even sure we
+ * want to remove this once we have fixed all this stuff to work
+ * right; any info we get from the OS on this type is pretty much
+ * useless....
+ * We'll do extension-based lookup for this type later in this function.
+ */
+ if (!aMIMEType.LowerCaseEqualsLiteral(APPLICATION_OCTET_STREAM)) {
+ // (1) try to use the windows mime database to see if there is a mapping to a file extension
+ // (2) try to see if we have some left over 4.x registry info we can peek at...
+ GetExtensionFromWindowsMimeDatabase(aMIMEType, fileExtension);
+ LOG(("Windows mime database: extension '%s'\n", fileExtension.get()));
+ if (fileExtension.IsEmpty()) {
+ GetExtensionFrom4xRegistryInfo(aMIMEType, fileExtension);
+ LOG(("4.x Registry: extension '%s'\n", fileExtension.get()));
+ }
+ }
+ // If we found an extension for the type, do the lookup
+ RefPtr<nsMIMEInfoWin> mi;
+ if (!fileExtension.IsEmpty())
+ mi = GetByExtension(fileExtension, flatType.get());
+ LOG(("Extension lookup on '%s' found: 0x%p\n", fileExtension.get(), mi.get()));
+
+ bool hasDefault = false;
+ if (mi) {
+ mi->GetHasDefaultHandler(&hasDefault);
+ // OK. We might have the case that |aFileExt| is a valid extension for the
+ // mimetype we were given. In that case, we do want to append aFileExt
+ // to the mimeinfo that we have. (E.g.: We are asked for video/mpeg and
+ // .mpg, but the primary extension for video/mpeg is .mpeg. But because
+ // .mpg is an extension for video/mpeg content, we want to append it)
+ if (!aFileExt.IsEmpty() && typeFromExtEquals(NS_ConvertUTF8toUTF16(flatExt).get(), flatType.get())) {
+ LOG(("Appending extension '%s' to mimeinfo, because its mimetype is '%s'\n",
+ flatExt.get(), flatType.get()));
+ bool extExist = false;
+ mi->ExtensionExists(aFileExt, &extExist);
+ if (!extExist)
+ mi->AppendExtension(aFileExt);
+ }
+ }
+ if (!mi || !hasDefault) {
+ RefPtr<nsMIMEInfoWin> miByExt =
+ GetByExtension(NS_ConvertUTF8toUTF16(aFileExt), flatType.get());
+ LOG(("Ext. lookup for '%s' found 0x%p\n", flatExt.get(), miByExt.get()));
+ if (!miByExt && mi)
+ return mi.forget();
+ if (miByExt && !mi) {
+ return miByExt.forget();
+ }
+ if (!miByExt && !mi) {
+ *aFound = false;
+ mi = new nsMIMEInfoWin(flatType);
+ if (!aFileExt.IsEmpty()) {
+ mi->AppendExtension(aFileExt);
+ }
+
+ return mi.forget();
+ }
+
+ // if we get here, mi has no default app. copy from extension lookup.
+ nsCOMPtr<nsIFile> defaultApp;
+ nsAutoString desc;
+ miByExt->GetDefaultDescription(desc);
+
+ mi->SetDefaultDescription(desc);
+ }
+ return mi.forget();
+}
+
+NS_IMETHODIMP
+nsOSHelperAppService::GetProtocolHandlerInfoFromOS(const nsACString &aScheme,
+ bool *found,
+ nsIHandlerInfo **_retval)
+{
+ NS_ASSERTION(!aScheme.IsEmpty(), "No scheme was specified!");
+
+ nsresult rv = OSProtocolHandlerExists(nsPromiseFlatCString(aScheme).get(),
+ found);
+ if (NS_FAILED(rv))
+ return rv;
+
+ nsMIMEInfoWin *handlerInfo =
+ new nsMIMEInfoWin(aScheme, nsMIMEInfoBase::eProtocolInfo);
+ NS_ENSURE_TRUE(handlerInfo, NS_ERROR_OUT_OF_MEMORY);
+ NS_ADDREF(*_retval = handlerInfo);
+
+ if (!*found) {
+ // Code that calls this requires an object regardless if the OS has
+ // something for us, so we return the empty object.
+ return NS_OK;
+ }
+
+ nsAutoString desc;
+ GetApplicationDescription(aScheme, desc);
+ handlerInfo->SetDefaultDescription(desc);
+
+ return NS_OK;
+}
+
+bool
+nsOSHelperAppService::GetMIMETypeFromOSForExtension(const nsACString& aExtension,
+ nsACString& aMIMEType)
+{
+ if (aExtension.IsEmpty())
+ return false;
+
+ // windows registry assumes your file extension is going to include the '.'.
+ // so make sure it's there...
+ nsAutoString fileExtToUse;
+ if (aExtension.First() != '.')
+ fileExtToUse = char16_t('.');
+
+ AppendUTF8toUTF16(aExtension, fileExtToUse);
+
+ // Try to get an entry from the windows registry.
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1");
+ if (!regKey)
+ return false;
+
+ nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_CLASSES_ROOT,
+ fileExtToUse,
+ nsIWindowsRegKey::ACCESS_QUERY_VALUE);
+ if (NS_FAILED(rv))
+ return false;
+
+ nsAutoString mimeType;
+ if (NS_FAILED(regKey->ReadStringValue(NS_LITERAL_STRING("Content Type"),
+ mimeType)) || mimeType.IsEmpty()) {
+ return false;
+ }
+ // Content-Type is always in ASCII
+ aMIMEType.Truncate();
+ LossyAppendUTF16toASCII(mimeType, aMIMEType);
+ return true;
+}
diff --git a/uriloader/exthandler/win/nsOSHelperAppService.h b/uriloader/exthandler/win/nsOSHelperAppService.h
new file mode 100644
index 000000000..b00529433
--- /dev/null
+++ b/uriloader/exthandler/win/nsOSHelperAppService.h
@@ -0,0 +1,65 @@
+/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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/. */
+
+#ifndef nsOSHelperAppService_h__
+#define nsOSHelperAppService_h__
+
+// The OS helper app service is a subclass of nsExternalHelperAppService and is implemented on each
+// platform. It contains platform specific code for finding helper applications for a given mime type
+// in addition to launching those applications.
+
+#include "nsExternalHelperAppService.h"
+#include "nsCExternalHandlerService.h"
+#include "nsMIMEInfoImpl.h"
+#include "nsCOMPtr.h"
+#include <windows.h>
+
+#ifdef _WIN32_WINNT
+#undef _WIN32_WINNT
+#endif
+#define _WIN32_WINNT 0x0600
+#include <shlobj.h>
+
+class nsMIMEInfoWin;
+
+class nsOSHelperAppService : public nsExternalHelperAppService
+{
+public:
+ nsOSHelperAppService();
+ virtual ~nsOSHelperAppService();
+
+ // override nsIExternalProtocolService methods
+ nsresult OSProtocolHandlerExists(const char * aProtocolScheme, bool * aHandlerExists);
+ nsresult LoadUriInternal(nsIURI * aURL);
+ NS_IMETHOD GetApplicationDescription(const nsACString& aScheme, nsAString& _retval);
+
+ // method overrides for windows registry look up steps....
+ already_AddRefed<nsIMIMEInfo> GetMIMEInfoFromOS(const nsACString& aMIMEType, const nsACString& aFileExt, bool *aFound);
+ NS_IMETHOD GetProtocolHandlerInfoFromOS(const nsACString &aScheme,
+ bool *found,
+ nsIHandlerInfo **_retval);
+ virtual bool GetMIMETypeFromOSForExtension(const nsACString& aExtension,
+ nsACString& aMIMEType) override;
+
+ /** Get the string value of a registry value and store it in result.
+ * @return true on success, false on failure
+ */
+ static bool GetValueString(HKEY hKey, const char16_t* pValueName, nsAString& result);
+
+protected:
+ nsresult GetDefaultAppInfo(const nsAString& aTypeName, nsAString& aDefaultDescription, nsIFile** aDefaultApplication);
+ // Lookup a mime info by extension, using an optional type hint
+ already_AddRefed<nsMIMEInfoWin> GetByExtension(const nsAFlatString& aFileExt, const char *aTypeHint = nullptr);
+ nsresult FindOSMimeInfoForType(const char * aMimeContentType, nsIURI * aURI, char ** aFileExtension, nsIMIMEInfo ** aMIMEInfo);
+
+ static nsresult GetMIMEInfoFromRegistry(const nsAFlatString& fileType, nsIMIMEInfo *pInfo);
+ /// Looks up the type for the extension aExt and compares it to aType
+ static bool typeFromExtEquals(const char16_t* aExt, const char *aType);
+
+private:
+ IApplicationAssociationRegistration* mAppAssoc;
+};
+
+#endif // nsOSHelperAppService_h__
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 14:54:40 +0000