Create/Delete windows profile shortcuts

chrome/browser/profiles/profile_shortcut_manager_win.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/profiles/profile_shortcut_manager_win.h"
+#include "chrome/browser/profiles/profile_shortcut_manager.h"
 
 #include "base/bind.h"
-#include "base/file_path.h"
+#include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/app_icon_win.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_info_util.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/installer/util/auto_launch_util.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/shell_util.h"
 #include "content/public/browser/browser_thread.h"
 #include "grit/generated_resources.h"
 #include "skia/ext/image_operations.h"
 #include "skia/ext/platform_canvas.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/icon_util.h"
-#include "ui/gfx/image/image.h"
 
 using content::BrowserThread;
 
 namespace {
 
 const char kProfileIconFileName[] = "Google Profile.ico";
 const int kProfileAvatarShortcutBadgeWidth = 28;
 const int kProfileAvatarShortcutBadgeHeight = 28;
 const int kShortcutIconSize = 48;
 
-// Creates the argument to pass to the Windows executable that launches Chrome
-// with the profile in |profile_base_dir|.
-// For example: --profile-directory="Profile 2"
-string16 CreateProfileShortcutSwitch(const string16& profile_base_dir) {
-  return base::StringPrintf(L"--%ls=\"%ls\"",
-      ASCIIToUTF16(switches::kProfileDirectory).c_str(),
-      profile_base_dir.c_str());
-}
+struct ProfileShortcutInfo {
+  string16 flags;
+  string16 profile_name;
+  gfx::Image avatar_image;
 
-// Wrap a ShellUtil function that returns a bool so it can be posted in a
-// task to the FILE thread.
-void CallShellUtilBoolFunction(
-    const base::Callback<bool(void)>& bool_function) {
-  bool_function.Run();
-}
+  ProfileShortcutInfo() : flags(string16()), profile_name(string16()),
+      avatar_image(gfx::Image()) {
+  }
+
+  ProfileShortcutInfo(string16 p_flags, string16 p_profile_name,
+      gfx::Image p_avatar_image) : flags(p_flags),
+      profile_name(p_profile_name), avatar_image(p_avatar_image) {
+  }
+};
+
+typedef std::map<FilePath, ProfileShortcutInfo> ProfileShortcutsMap;
+ProfileShortcutsMap profile_shortcuts_;
 
 // Creates a desktop shortcut icon file (.ico) on the disk for a given profile,
 // badging the browser distribution icon with the profile avatar.
 // |profile_base_dir| is the base directory (and key) of the profile. Returns
 // a path to the shortcut icon file on disk, which is empty if this fails.
 // Use index 0 when assigning the resulting file as the icon.
 FilePath CreateChromeDesktopShortcutIconForProfile(
     const FilePath& profile_path,
     const gfx::Image& avatar_image) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   const SkBitmap* avatar_bitmap = avatar_image.ToSkBitmap();
   HICON app_icon_handle = GetAppIconForSize(kShortcutIconSize);
   scoped_ptr<SkBitmap> app_icon_bitmap(
       IconUtil::CreateSkBitmapFromHICON(app_icon_handle));
   DestroyIcon(app_icon_handle);
   if (!app_icon_bitmap.get())
     return FilePath();
 
-  // TODO(stevet): Share this chunk of code with
+  // TODO: Share this chunk of code with
   // avatar_menu_button::DrawTaskBarDecoration.
   const SkBitmap* source_bitmap = NULL;
   SkBitmap squarer_bitmap;
   if ((avatar_bitmap->width() == profiles::kAvatarIconWidth) &&
       (avatar_bitmap->height() == profiles::kAvatarIconHeight)) {
     // Shave a couple of columns so the bitmap is more square. So when
     // resized to a square aspect ratio it looks pretty.
     int x = 2;
     avatar_bitmap->extractSubset(&squarer_bitmap, SkIRect::MakeXYWH(x, 0,
         profiles::kAvatarIconWidth - x * 2, profiles::kAvatarIconHeight));
@@ skipping 23 matching lines @@
       offscreen_canvas->getDevice()->accessBitmap(false);
 
   // Finally, write the .ico file containing this new bitmap.
   FilePath icon_path = profile_path.AppendASCII(kProfileIconFileName);
   if (!IconUtil::CreateIconFileFromSkBitmap(final_bitmap, icon_path))
     return FilePath();
 
   return icon_path;
 }
 
-// Creates a desktop shortcut to open Chrome with the given profile name and
-// base directory. Iff |create|, create shortcut if it doesn't already exist.
-// Must be called on the FILE thread.
-void CreateChromeDesktopShortcutForProfile(
-    const string16& profile_name,
-    const string16& profile_base_dir,
-    const FilePath& profile_path,
-    const gfx::Image* avatar_image,
-    bool create) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  FilePath chrome_exe;
-  if (!PathService::Get(base::FILE_EXE, &chrome_exe))
-    return;
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  string16 description;
-  if (!dist)
-    return;
-  else
-    description = WideToUTF16(dist->GetAppDescription());
-  const string16& directory = CreateProfileShortcutSwitch(profile_base_dir);
-  FilePath icon_path = avatar_image ?
-      CreateChromeDesktopShortcutIconForProfile(profile_path, *avatar_image) :
-      FilePath();
-
-  ShellUtil::CreateChromeDesktopShortcut(
-      dist,
-      chrome_exe.value(),
-      description,
-      profile_name,
-      directory,
-      icon_path.empty() ? chrome_exe.value() : icon_path.value(),
-      icon_path.empty() ? dist->GetIconIndex() : 0,
-      ShellUtil::CURRENT_USER,
-      create ? ShellUtil::SHORTCUT_CREATE_ALWAYS :
-               ShellUtil::SHORTCUT_NO_OPTIONS);
+string16 CreateProfileShortcutFlags(const FilePath& profile_path) {
+    return base::StringPrintf(L"--%ls=\"%ls\"",
+      ASCIIToUTF16(switches::kProfileDirectory).c_str(),
+      profile_path.BaseName().value().c_str());
 }
 
-// Renames an existing Chrome desktop profile shortcut. Must be called on the
-// FILE thread.
-void RenameChromeDesktopShortcutForProfile(
-    const string16& old_shortcut,
-    const string16& new_shortcut) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  FilePath shortcut_path;
-  if (ShellUtil::GetDesktopPath(false,  // User's directory instead of system.
-                                &shortcut_path)) {
-    FilePath old_profile = shortcut_path.Append(old_shortcut);
-    FilePath new_profile = shortcut_path.Append(new_shortcut);
-    file_util::Move(old_profile, new_profile);
-  }
+// Wrap a ShellUtil function that returns a bool so it can be posted in a
+// task to the FILE thread.
+void CallShellUtilBoolFunction(
+    const base::Callback<bool(void)>& bool_function) {
+  bool_function.Run();
+}
+} // namespace
+
+ProfileShortcutManager::ProfileShortcutManager() {
 }
 
-// Updates the arguments to a Chrome desktop shortcut for a profile. Must be
-// called on the FILE thread.
-void UpdateChromeDesktopShortcutForProfile(
-    const string16& shortcut,
-    const string16& arguments,
-    const FilePath& profile_path,
-    const gfx::Image* avatar_image) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  FilePath shortcut_path;
-  if (!ShellUtil::GetDesktopPath(false, &shortcut_path))
-    return;
-
-  shortcut_path = shortcut_path.Append(shortcut);
-  FilePath chrome_exe;
-  if (!PathService::Get(base::FILE_EXE, &chrome_exe))
-    return;
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  string16 description;
-  if (!dist)
-    return;
-  else
-    description = WideToUTF16(dist->GetAppDescription());
-  FilePath icon_path = avatar_image ?
-      CreateChromeDesktopShortcutIconForProfile(profile_path, *avatar_image) :
-      FilePath();
-
-  ShellUtil::UpdateChromeShortcut(
-      dist,
-      chrome_exe.value(),
-      shortcut_path.value(),
-      arguments,
-      description,
-      icon_path.empty() ? chrome_exe.value() : icon_path.value(),
-      icon_path.empty() ? dist->GetIconIndex() : 0,
-      ShellUtil::SHORTCUT_NO_OPTIONS);
+ProfileShortcutManager::~ProfileShortcutManager() {
 }
 
-void DeleteAutoLaunchValueForProfile(
-    const FilePath& profile_path) {
-  if (auto_launch_util::AutoStartRequested(profile_path.BaseName().value(),
-                                           true,  // Window requested.
-                                           FilePath())) {
-    auto_launch_util::DisableForegroundStartAtLogin(
-        profile_path.BaseName().value());
+// static
+bool ProfileShortcutManager::IsFeatureEnabled() {
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kProfileDesktopShortcuts)) {
+    return true;
   }
+  return false;
 }
 
-}  // namespace
+// static
+void ProfileShortcutManager::CreateChromeDesktopShortcut(
+    const FilePath& profile_path, string16 profile_name,
+    const gfx::Image& avatar_image) {
+  if (ProfileShortcutManager::IsFeatureEnabled()) {
+    FilePath shortcut_icon = CreateChromeDesktopShortcutIconForProfile(
+        profile_path, avatar_image);
+    DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+    FilePath chrome_exe;
+    if (!PathService::Get(base::FILE_EXE, &chrome_exe))
+      return;
+    BrowserDistribution* dist = BrowserDistribution::GetDistribution();
+    string16 description;
+    if (!dist)
+      return;
+    else
+      description = WideToUTF16(dist->GetAppDescription());
 
-ProfileShortcutManagerWin::ProfileShortcutManagerWin() {
-}
-
-ProfileShortcutManagerWin::~ProfileShortcutManagerWin() {
-}
-
-void ProfileShortcutManagerWin::AddProfileShortcut(
-    const FilePath& profile_path) {
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  size_t index = cache.GetIndexOfProfileWithPath(profile_path);
-  if (index == std::string::npos)
-    return;
-
-  // Launch task to add shortcut to desktop on Windows. If this is the very
-  // first profile created, don't add the user name to the shortcut.
-  // TODO(mirandac): respect master_preferences choice to create no shortcuts
-  // (see http://crbug.com/104463)
-  if (g_browser_process->profile_manager()->GetNumberOfProfiles() > 1) {
-    {
-      // We make a copy of the Image to ensure that the underlying image data is
-      // AddRef'd, in case the original copy gets deleted.
-      gfx::Image* avatar_copy =
-          new gfx::Image(cache.GetAvatarIconOfProfileAtIndex(index));
-      string16 profile_name = cache.GetNameOfProfileAtIndex(index);
-      string16 profile_base_dir = profile_path.BaseName().value();
-      BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-          base::Bind(&CreateChromeDesktopShortcutForProfile,
-                     profile_name, profile_base_dir, profile_path,
-                     base::Owned(avatar_copy), true));
+    // Add the profile to the map if it doesn't exist already
+    if (!profile_shortcuts_.count(profile_path)) {
+      string16 flags = CreateProfileShortcutFlags(profile_path);
+      profile_shortcuts_.insert(std::make_pair(profile_path,
+                                ProfileShortcutInfo(flags, profile_name,
+                                avatar_image)));
     }
 
-    // If this is the second existing multi-user account created, change the
-    // original shortcut use the first profile's details (name, badge,
-    // argument).
-    if (cache.GetNumberOfProfiles() == 2) {
-      // Get the index of the first profile, based on the index of the second
-      // profile. It's either 0 or 1, whichever the second profile isn't.
-      size_t first_index = 0;
-      if (cache.GetIndexOfProfileWithPath(profile_path) == 0)
-        first_index = 1;
-      string16 first_name = cache.GetNameOfProfileAtIndex(first_index);
-      BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-
-      string16 old_shortcut;
-      string16 new_shortcut;
-      if (ShellUtil::GetChromeShortcutName(dist, false, L"", &old_shortcut) &&
-          ShellUtil::GetChromeShortcutName(dist, false, first_name,
-                                           &new_shortcut)) {
-        // Update doesn't allow changing the target, so rename first.
-        BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-            base::Bind(&RenameChromeDesktopShortcutForProfile,
-                       old_shortcut, new_shortcut));
-
-        // Fetch the avatar for the first profile and make a copy of the Image
-        // to ensure that the underlying image data is AddRef'd, in case the
-        // original copy is deleted.
-        gfx::Image& first_avatar =
-            ResourceBundle::GetSharedInstance().GetNativeImageNamed(
-                ProfileInfoCache::GetDefaultAvatarIconResourceIDAtIndex(
-                    cache.GetAvatarIconIndexOfProfileAtIndex(first_index)));
-        gfx::Image* first_avatar_copy = new gfx::Image(first_avatar);
-        FilePath first_path = cache.GetPathOfProfileAtIndex(first_index);
-
-        BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-            base::Bind(&UpdateChromeDesktopShortcutForProfile,
-                       new_shortcut,
-                       CreateProfileShortcutSwitch(UTF8ToUTF16(
-                           first_path.BaseName().MaybeAsASCII())),
-                       first_path,
-                       base::Owned(first_avatar_copy)));
-      }
-    }
-  } else {  // Only one profile, so create original shortcut, with no avatar.
-    BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-        base::Bind(&CreateChromeDesktopShortcutForProfile,
-                   string16(), string16(), FilePath(),
-                   static_cast<gfx::Image*>(NULL), true));
-  }
-}
-
-void ProfileShortcutManagerWin::OnProfileAdded(
-    const FilePath& profile_path) {
-}
-
-void ProfileShortcutManagerWin::OnProfileWillBeRemoved(
-    const FilePath& profile_path) {
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  size_t index = cache.GetIndexOfProfileWithPath(profile_path);
-  if (index == std::string::npos)
-    return;
-  string16 profile_name = cache.GetNameOfProfileAtIndex(index);
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  string16 shortcut;
-  if (ShellUtil::GetChromeShortcutName(dist, false, profile_name, &shortcut)) {
-    std::vector<string16> shortcuts(1, shortcut);
-    BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-        base::Bind(&CallShellUtilBoolFunction,
-            base::Bind(
-                &ShellUtil::RemoveChromeDesktopShortcutsWithAppendedNames,
-                shortcuts)));
-  }
-}
-
-void ProfileShortcutManagerWin::OnProfileWasRemoved(
-    const FilePath& profile_path,
-    const string16& profile_name) {
-  BrowserThread::PostTask(
-      BrowserThread::FILE, FROM_HERE,
-      base::Bind(&DeleteAutoLaunchValueForProfile, profile_path));
-
-  // If there is one profile left, we want to remove the badge and name from it.
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  if (cache.GetNumberOfProfiles() != 1)
-    return;
-
-  FilePath last_profile_path = cache.GetPathOfProfileAtIndex(0);
-  string16 old_shortcut;
-  string16 new_shortcut;
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  if (ShellUtil::GetChromeShortcutName(
-          dist, false, cache.GetNameOfProfileAtIndex(0), &old_shortcut) &&
-      ShellUtil::GetChromeShortcutName(
-          dist, false, L"", &new_shortcut)) {
-    BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-        base::Bind(&RenameChromeDesktopShortcutForProfile,
-                   old_shortcut,
-                   new_shortcut));
-    BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-        base::Bind(&UpdateChromeDesktopShortcutForProfile,
-                   new_shortcut,
-                   CreateProfileShortcutSwitch(UTF8ToUTF16(
-                       last_profile_path.BaseName().MaybeAsASCII())),
-                   last_profile_path,
-                   static_cast<gfx::Image*>(NULL)));
-  }
-}
-
-void ProfileShortcutManagerWin::OnProfileNameChanged(
-    const FilePath& profile_path,
-    const string16& old_profile_name) {
-  // Launch task to change name of desktop shortcut on Windows.
-  // TODO(mirandac): respect master_preferences choice to create no shortcuts
-  // (see http://crbug.com/104463)
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  size_t index = cache.GetIndexOfProfileWithPath(profile_path);
-  if (index == std::string::npos)
-    return;
-  string16 new_profile_name = cache.GetNameOfProfileAtIndex(index);
-
-  string16 old_shortcut;
-  string16 new_shortcut;
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  if (ShellUtil::GetChromeShortcutName(
-          dist, false, old_profile_name, &old_shortcut) &&
-      ShellUtil::GetChromeShortcutName(
-          dist, false, new_profile_name, &new_shortcut)) {
-    BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-        base::Bind(&RenameChromeDesktopShortcutForProfile,
-                   old_shortcut,
-                   new_shortcut));
-  }
-}
-
-void ProfileShortcutManagerWin::OnProfileAvatarChanged(
-      const FilePath& profile_path) {
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  size_t index = cache.GetIndexOfProfileWithPath(profile_path);
-  if (index == std::string::npos)
-    return;
-  string16 profile_name = cache.GetNameOfProfileAtIndex(index);
-  string16 profile_base_dir =
-      UTF8ToUTF16(profile_path.BaseName().MaybeAsASCII());
-  const gfx::Image& avatar_image = cache.GetAvatarIconOfProfileAtIndex(index);
-
-  // Launch task to change the icon of the desktop shortcut on windows.
-  string16 new_shortcut;
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  if (ShellUtil::GetChromeShortcutName(dist, false, profile_name,
-                                       &new_shortcut)) {
-    // We make a copy of the Image to ensure that the underlying image data is
-    // AddRef'd, in case the original copy gets deleted.
-    gfx::Image* avatar_copy = new gfx::Image(avatar_image);
-    BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
-        base::Bind(&UpdateChromeDesktopShortcutForProfile,
-                   new_shortcut,
-                   CreateProfileShortcutSwitch(profile_base_dir),
-                   profile_path,
-                   base::Owned(avatar_copy)));
+    ShellUtil::CreateChromeDesktopShortcut(
+        dist,
+        chrome_exe.value(),
+        description,
+        profile_shortcuts_[profile_path].profile_name,
+        profile_shortcuts_[profile_path].flags,
+        shortcut_icon.empty() ? chrome_exe.value() : shortcut_icon.value(),
+        shortcut_icon.empty() ? dist->GetIconIndex() : 0,
+        ShellUtil::CURRENT_USER,
+        ShellUtil::SHORTCUT_CREATE_ALWAYS);
   }
 }
 
 // static
-std::vector<string16> ProfileShortcutManagerWin::GenerateShortcutsFromProfiles(
-    const std::vector<string16>& profile_names) {
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-  std::vector<string16> shortcuts;
-  shortcuts.reserve(profile_names.size());
-  for (std::vector<string16>::const_iterator it = profile_names.begin();
-       it != profile_names.end();
-       ++it) {
-    string16 shortcut;
-    if (ShellUtil::GetChromeShortcutName(dist, false, *it, &shortcut))
-      shortcuts.push_back(shortcut);
+void ProfileShortcutManager::DeleteChromeDesktopShortcut(
+    const FilePath& profile_path) {
+  if (ProfileShortcutManager::IsFeatureEnabled()) {
+    // If the profile to be deleted has a shortcut
+    if (profile_shortcuts_.count(profile_path)) {
+      BrowserDistribution* dist = BrowserDistribution::GetDistribution();
+      string16 shortcut;
+      // If we can find the shortcut, delete it
+      if (ShellUtil::GetChromeShortcutName(dist, false,
+          profile_shortcuts_[profile_path].profile_name, &shortcut)) {
+        std::vector<string16> appended_names(1, shortcut);
+        BrowserThread::PostTask(
+            BrowserThread::FILE, FROM_HERE,
+                base::Bind(&CallShellUtilBoolFunction, base::Bind(
+                &ShellUtil::RemoveChromeDesktopShortcutsWithAppendedNames,
+                appended_names)));
+        profile_shortcuts_.erase(profile_path);
+      }
+    }
   }
-  return shortcuts;
 }