src/chrome/browser/web_applications/web_app_mac.mm

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #import "chrome/browser/web_applications/web_app_mac.h"
   6
   7 #import <Carbon/Carbon.h>
   8 #import <Cocoa/Cocoa.h>
   9
  10 #include "apps/app_shim/app_shim_mac.h"
  11 #include "base/command_line.h"
  12 #include "base/file_util.h"
  13 #include "base/files/file_enumerator.h"
  14 #include "base/files/scoped_temp_dir.h"
  15 #include "base/mac/foundation_util.h"
  16 #include "base/mac/launch_services_util.h"
  17 #include "base/mac/mac_util.h"
  18 #include "base/mac/scoped_cftyperef.h"
  19 #include "base/mac/scoped_nsobject.h"
  20 #include "base/path_service.h"
  21 #include "base/process/process_handle.h"
  22 #include "base/strings/string16.h"
  23 #include "base/strings/string_number_conversions.h"
  24 #include "base/strings/string_util.h"
  25 #include "base/strings/sys_string_conversions.h"
  26 #include "base/strings/utf_string_conversions.h"
  27 #import "chrome/browser/mac/dock.h"
  28 #include "chrome/browser/profiles/profile.h"
  29 #include "chrome/browser/shell_integration.h"
  30 #include "chrome/common/chrome_constants.h"
  31 #include "chrome/common/chrome_paths.h"
  32 #include "chrome/common/chrome_switches.h"
  33 #include "chrome/common/chrome_version_info.h"
  34 #import "chrome/common/mac/app_mode_common.h"
  35 #include "content/public/browser/browser_thread.h"
  36 #include "extensions/common/extension.h"
  37 #include "grit/chrome_unscaled_resources.h"
  38 #include "grit/chromium_strings.h"
  39 #include "grit/generated_resources.h"
  40 #import "skia/ext/skia_utils_mac.h"
  41 #include "third_party/skia/include/core/SkBitmap.h"
  42 #include "third_party/skia/include/core/SkColor.h"
  43 #include "ui/base/l10n/l10n_util.h"
  44 #import "ui/base/l10n/l10n_util_mac.h"
  45 #include "ui/base/resource/resource_bundle.h"
  46 #include "ui/gfx/image/image_family.h"
  47
  48 namespace {
  49
  50 // Launch Services Key to run as an agent app, which doesn't launch in the dock.
  51 NSString* const kLSUIElement = @"LSUIElement";
  52
  53 class ScopedCarbonHandle {
  54  public:
  55   ScopedCarbonHandle(size_t initial_size) : handle_(NewHandle(initial_size)) {
  56     DCHECK(handle_);
  57     DCHECK_EQ(noErr, MemError());
  58   }
  59   ~ScopedCarbonHandle() { DisposeHandle(handle_); }
  60
  61   Handle Get() { return handle_; }
  62   char* Data() { return *handle_; }
  63   size_t HandleSize() const { return GetHandleSize(handle_); }
  64
  65   IconFamilyHandle GetAsIconFamilyHandle() {
  66     return reinterpret_cast<IconFamilyHandle>(handle_);
  67   }
  68
  69   bool WriteDataToFile(const base::FilePath& path) {
  70     NSData* data = [NSData dataWithBytes:Data()
  71                                   length:HandleSize()];
  72     return [data writeToFile:base::mac::FilePathToNSString(path)
  73                   atomically:NO];
  74   }
  75
  76  private:
  77   Handle handle_;
  78 };
  79
  80 void ConvertSkiaToARGB(const SkBitmap& bitmap, ScopedCarbonHandle* handle) {
  81   CHECK_EQ(4u * bitmap.width() * bitmap.height(), handle->HandleSize());
  82
  83   char* argb = handle->Data();
  84   SkAutoLockPixels lock(bitmap);
  85   for (int y = 0; y < bitmap.height(); ++y) {
  86     for (int x = 0; x < bitmap.width(); ++x) {
  87       SkColor pixel = bitmap.getColor(x, y);
  88       argb[0] = SkColorGetA(pixel);
  89       argb[1] = SkColorGetR(pixel);
  90       argb[2] = SkColorGetG(pixel);
  91       argb[3] = SkColorGetB(pixel);
  92       argb += 4;
  93     }
  94   }
  95 }
  96
  97 // Adds |image| to |icon_family|. Returns true on success, false on failure.
  98 bool AddGfxImageToIconFamily(IconFamilyHandle icon_family,
  99                              const gfx::Image& image) {
 100   // When called via ShowCreateChromeAppShortcutsDialog the ImageFamily will
 101   // have all the representations desired here for mac, from the kDesiredSizes
 102   // array in web_app.cc.
 103   SkBitmap bitmap = image.AsBitmap();
 104   if (bitmap.config() != SkBitmap::kARGB_8888_Config ||
 105       bitmap.width() != bitmap.height()) {
 106     return false;
 107   }
 108
 109   OSType icon_type;
 110   switch (bitmap.width()) {
 111     case 512:
 112       icon_type = kIconServices512PixelDataARGB;
 113       break;
 114     case 256:
 115       icon_type = kIconServices256PixelDataARGB;
 116       break;
 117     case 128:
 118       icon_type = kIconServices128PixelDataARGB;
 119       break;
 120     case 48:
 121       icon_type = kIconServices48PixelDataARGB;
 122       break;
 123     case 32:
 124       icon_type = kIconServices32PixelDataARGB;
 125       break;
 126     case 16:
 127       icon_type = kIconServices16PixelDataARGB;
 128       break;
 129     default:
 130       return false;
 131   }
 132
 133   ScopedCarbonHandle raw_data(bitmap.getSize());
 134   ConvertSkiaToARGB(bitmap, &raw_data);
 135   OSErr result = SetIconFamilyData(icon_family, icon_type, raw_data.Get());
 136   DCHECK_EQ(noErr, result);
 137   return result == noErr;
 138 }
 139
 140 base::FilePath GetWritableApplicationsDirectory() {
 141   base::FilePath path;
 142   if (base::mac::GetUserDirectory(NSApplicationDirectory, &path)) {
 143     if (!base::DirectoryExists(path)) {
 144       if (!base::CreateDirectory(path))
 145         return base::FilePath();
 146
 147       // Create a zero-byte ".localized" file to inherit localizations from OSX
 148       // for folders that have special meaning.
 149       base::WriteFile(path.Append(".localized"), NULL, 0);
 150     }
 151     return base::PathIsWritable(path) ? path : base::FilePath();
 152   }
 153   return base::FilePath();
 154 }
 155
 156 // Given the path to an app bundle, return the resources directory.
 157 base::FilePath GetResourcesPath(const base::FilePath& app_path) {
 158   return app_path.Append("Contents").Append("Resources");
 159 }
 160
 161 bool HasExistingExtensionShim(const base::FilePath& destination_directory,
 162                               const std::string& extension_id,
 163                               const base::FilePath& own_basename) {
 164   // Check if there any any other shims for the same extension.
 165   base::FileEnumerator enumerator(destination_directory,
 166                                   false /* recursive */,
 167                                   base::FileEnumerator::DIRECTORIES);
 168   for (base::FilePath shim_path = enumerator.Next();
 169        !shim_path.empty(); shim_path = enumerator.Next()) {
 170     if (shim_path.BaseName() != own_basename &&
 171         EndsWith(shim_path.RemoveExtension().value(),
 172                  extension_id,
 173                  true /* case_sensitive */)) {
 174       return true;
 175     }
 176   }
 177
 178   return false;
 179 }
 180
 181 // Given the path to an app bundle, return the path to the Info.plist file.
 182 NSString* GetPlistPath(const base::FilePath& bundle_path) {
 183   return base::mac::FilePathToNSString(
 184       bundle_path.Append("Contents").Append("Info.plist"));
 185 }
 186
 187 NSMutableDictionary* ReadPlist(NSString* plist_path) {
 188   return [NSMutableDictionary dictionaryWithContentsOfFile:plist_path];
 189 }
 190
 191 // Takes the path to an app bundle and checks that the CrAppModeUserDataDir in
 192 // the Info.plist starts with the current user_data_dir. This uses starts with
 193 // instead of equals because the CrAppModeUserDataDir could be the user_data_dir
 194 // or the |app_data_dir_|.
 195 bool HasSameUserDataDir(const base::FilePath& bundle_path) {
 196   NSDictionary* plist = ReadPlist(GetPlistPath(bundle_path));
 197   base::FilePath user_data_dir;
 198   PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
 199   DCHECK(!user_data_dir.empty());
 200   return StartsWithASCII(
 201       base::SysNSStringToUTF8(
 202           [plist valueForKey:app_mode::kCrAppModeUserDataDirKey]),
 203       user_data_dir.value(),
 204       true /* case_sensitive */);
 205 }
 206
 207 void LaunchShimOnFileThread(
 208     const web_app::ShortcutInfo& shortcut_info) {
 209   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::FILE));
 210   base::FilePath shim_path = web_app::GetAppInstallPath(shortcut_info);
 211
 212   if (shim_path.empty() ||
 213       !base::PathExists(shim_path) ||
 214       !HasSameUserDataDir(shim_path)) {
 215     // The user may have deleted the copy in the Applications folder, use the
 216     // one in the web app's |app_data_dir_|.
 217     base::FilePath app_data_dir = web_app::GetWebAppDataDirectory(
 218         shortcut_info.profile_path, shortcut_info.extension_id, GURL());
 219     shim_path = app_data_dir.Append(shim_path.BaseName());
 220   }
 221
 222   if (!base::PathExists(shim_path))
 223     return;
 224
 225   CommandLine command_line(CommandLine::NO_PROGRAM);
 226   command_line.AppendSwitchASCII(
 227       app_mode::kLaunchedByChromeProcessId,
 228       base::IntToString(base::GetCurrentProcId()));
 229   // Launch without activating (kLSLaunchDontSwitch).
 230   base::mac::OpenApplicationWithPath(
 231       shim_path, command_line, kLSLaunchDefaults | kLSLaunchDontSwitch, NULL);
 232 }
 233
 234 base::FilePath GetAppLoaderPath() {
 235   return base::mac::PathForFrameworkBundleResource(
 236       base::mac::NSToCFCast(@"app_mode_loader.app"));
 237 }
 238
 239 base::FilePath GetLocalizableAppShortcutsSubdirName() {
 240   static const char kChromiumAppDirName[] = "Chromium Apps.localized";
 241   static const char kChromeAppDirName[] = "Chrome Apps.localized";
 242   static const char kChromeCanaryAppDirName[] = "Chrome Canary Apps.localized";
 243
 244   switch (chrome::VersionInfo::GetChannel()) {
 245     case chrome::VersionInfo::CHANNEL_UNKNOWN:
 246       return base::FilePath(kChromiumAppDirName);
 247
 248     case chrome::VersionInfo::CHANNEL_CANARY:
 249       return base::FilePath(kChromeCanaryAppDirName);
 250
 251     default:
 252       return base::FilePath(kChromeAppDirName);
 253   }
 254 }
 255
 256 // Creates a canvas the same size as |overlay|, copies the appropriate
 257 // representation from |backgound| into it (according to Cocoa), then draws
 258 // |overlay| over it using NSCompositeSourceOver.
 259 NSImageRep* OverlayImageRep(NSImage* background, NSImageRep* overlay) {
 260   DCHECK(background);
 261   NSInteger dimension = [overlay pixelsWide];
 262   DCHECK_EQ(dimension, [overlay pixelsHigh]);
 263   base::scoped_nsobject<NSBitmapImageRep> canvas([[NSBitmapImageRep alloc]
 264       initWithBitmapDataPlanes:NULL
 265                     pixelsWide:dimension
 266                     pixelsHigh:dimension
 267                  bitsPerSample:8
 268                samplesPerPixel:4
 269                       hasAlpha:YES
 270                       isPlanar:NO
 271                 colorSpaceName:NSCalibratedRGBColorSpace
 272                    bytesPerRow:0
 273                   bitsPerPixel:0]);
 274
 275   // There isn't a colorspace name constant for sRGB, so retag.
 276   NSBitmapImageRep* srgb_canvas = [canvas
 277       bitmapImageRepByRetaggingWithColorSpace:[NSColorSpace sRGBColorSpace]];
 278   canvas.reset([srgb_canvas retain]);
 279
 280   // Communicate the DIP scale (1.0). TODO(tapted): Investigate HiDPI.
 281   [canvas setSize:NSMakeSize(dimension, dimension)];
 282
 283   NSGraphicsContext* drawing_context =
 284       [NSGraphicsContext graphicsContextWithBitmapImageRep:canvas];
 285   [NSGraphicsContext saveGraphicsState];
 286   [NSGraphicsContext setCurrentContext:drawing_context];
 287   [background drawInRect:NSMakeRect(0, 0, dimension, dimension)
 288                 fromRect:NSZeroRect
 289                operation:NSCompositeCopy
 290                 fraction:1.0];
 291   [overlay drawInRect:NSMakeRect(0, 0, dimension, dimension)
 292              fromRect:NSZeroRect
 293             operation:NSCompositeSourceOver
 294              fraction:1.0
 295        respectFlipped:NO
 296                 hints:0];
 297   [NSGraphicsContext restoreGraphicsState];
 298   return canvas.autorelease();
 299 }
 300
 301 // Adds a localized strings file for the Chrome Apps directory using the current
 302 // locale. OSX will use this for the display name.
 303 // + Chrome Apps.localized (|apps_directory|)
 304 // | + .localized
 305 // | | en.strings
 306 // | | de.strings
 307 void UpdateAppShortcutsSubdirLocalizedName(
 308     const base::FilePath& apps_directory) {
 309   base::FilePath localized = apps_directory.Append(".localized");
 310   if (!base::CreateDirectory(localized))
 311     return;
 312
 313   base::FilePath directory_name = apps_directory.BaseName().RemoveExtension();
 314   base::string16 localized_name = ShellIntegration::GetAppShortcutsSubdirName();
 315   NSDictionary* strings_dict = @{
 316       base::mac::FilePathToNSString(directory_name) :
 317           base::SysUTF16ToNSString(localized_name)
 318   };
 319
 320   std::string locale = l10n_util::NormalizeLocale(
 321       l10n_util::GetApplicationLocale(std::string()));
 322
 323   NSString* strings_path = base::mac::FilePathToNSString(
 324       localized.Append(locale + ".strings"));
 325   [strings_dict writeToFile:strings_path
 326                  atomically:YES];
 327
 328   // Brand the folder with an embossed app launcher logo.
 329   const int kBrandResourceIds[] = {
 330     IDR_APPS_FOLDER_OVERLAY_16,
 331     IDR_APPS_FOLDER_OVERLAY_32,
 332     IDR_APPS_FOLDER_OVERLAY_128,
 333     IDR_APPS_FOLDER_OVERLAY_512,
 334   };
 335   ResourceBundle& rb = ResourceBundle::GetSharedInstance();
 336   NSImage* base_image = [NSImage imageNamed:NSImageNameFolder];
 337   base::scoped_nsobject<NSImage> folder_icon_image([[NSImage alloc] init]);
 338   for (size_t i = 0; i < arraysize(kBrandResourceIds); ++i) {
 339     gfx::Image& image_rep = rb.GetNativeImageNamed(kBrandResourceIds[i]);
 340     NSArray* image_reps = [image_rep.AsNSImage() representations];
 341     DCHECK_EQ(1u, [image_reps count]);
 342     NSImageRep* with_overlay = OverlayImageRep(base_image,
 343                                                [image_reps objectAtIndex:0]);
 344     DCHECK(with_overlay);
 345     if (with_overlay)
 346       [folder_icon_image addRepresentation:with_overlay];
 347   }
 348   [[NSWorkspace sharedWorkspace]
 349       setIcon:folder_icon_image
 350       forFile:base::mac::FilePathToNSString(apps_directory)
 351       options:0];
 352 }
 353
 354 void DeletePathAndParentIfEmpty(const base::FilePath& app_path) {
 355   DCHECK(!app_path.empty());
 356   base::DeleteFile(app_path, true);
 357   base::FilePath apps_folder = app_path.DirName();
 358   if (base::IsDirectoryEmpty(apps_folder))
 359     base::DeleteFile(apps_folder, false);
 360 }
 361
 362 bool IsShimForProfile(const base::FilePath& base_name,
 363                       const std::string& profile_base_name) {
 364   if (!StartsWithASCII(base_name.value(), profile_base_name, true))
 365     return false;
 366
 367   if (base_name.Extension() != ".app")
 368     return false;
 369
 370   std::string app_id = base_name.RemoveExtension().value();
 371   // Strip (profile_base_name + " ") from the start.
 372   app_id = app_id.substr(profile_base_name.size() + 1);
 373   return extensions::Extension::IdIsValid(app_id);
 374 }
 375
 376 std::vector<base::FilePath> GetAllAppBundlesInPath(
 377     const base::FilePath& internal_shortcut_path,
 378     const std::string& profile_base_name) {
 379   std::vector<base::FilePath> bundle_paths;
 380
 381   base::FileEnumerator enumerator(internal_shortcut_path,
 382                                   true /* recursive */,
 383                                   base::FileEnumerator::DIRECTORIES);
 384   for (base::FilePath bundle_path = enumerator.Next();
 385        !bundle_path.empty(); bundle_path = enumerator.Next()) {
 386     if (IsShimForProfile(bundle_path.BaseName(), profile_base_name))
 387       bundle_paths.push_back(bundle_path);
 388   }
 389
 390   return bundle_paths;
 391 }
 392
 393 web_app::ShortcutInfo BuildShortcutInfoFromBundle(
 394     const base::FilePath& bundle_path) {
 395   NSDictionary* plist = ReadPlist(GetPlistPath(bundle_path));
 396
 397   web_app::ShortcutInfo shortcut_info;
 398   shortcut_info.extension_id = base::SysNSStringToUTF8(
 399       [plist valueForKey:app_mode::kCrAppModeShortcutIDKey]);
 400   shortcut_info.is_platform_app = true;
 401   shortcut_info.url = GURL(base::SysNSStringToUTF8(
 402       [plist valueForKey:app_mode::kCrAppModeShortcutURLKey]));
 403   shortcut_info.title = base::SysNSStringToUTF16(
 404       [plist valueForKey:app_mode::kCrAppModeShortcutNameKey]);
 405   shortcut_info.profile_name = base::SysNSStringToUTF8(
 406       [plist valueForKey:app_mode::kCrAppModeProfileNameKey]);
 407
 408   // Figure out the profile_path. Since the user_data_dir could contain the
 409   // path to the web app data dir.
 410   base::FilePath user_data_dir = base::mac::NSStringToFilePath(
 411       [plist valueForKey:app_mode::kCrAppModeUserDataDirKey]);
 412   base::FilePath profile_base_name = base::mac::NSStringToFilePath(
 413       [plist valueForKey:app_mode::kCrAppModeProfileDirKey]);
 414   if (user_data_dir.DirName().DirName().BaseName() == profile_base_name)
 415     shortcut_info.profile_path = user_data_dir.DirName().DirName();
 416   else
 417     shortcut_info.profile_path = user_data_dir.Append(profile_base_name);
 418
 419   return shortcut_info;
 420 }
 421
 422 void UpdateFileTypes(NSMutableDictionary* plist,
 423                      const extensions::FileHandlersInfo& file_handlers_info) {
 424   const std::vector<extensions::FileHandlerInfo>& handlers =
 425       file_handlers_info.handlers;
 426   NSMutableArray* document_types =
 427       [NSMutableArray arrayWithCapacity:handlers.size()];
 428
 429   for (std::vector<extensions::FileHandlerInfo>::const_iterator info_it =
 430            handlers.begin();
 431        info_it != handlers.end();
 432        ++info_it) {
 433     const extensions::FileHandlerInfo& info = *info_it;
 434
 435     NSMutableArray* file_extensions =
 436         [NSMutableArray arrayWithCapacity:info.extensions.size()];
 437     for (std::set<std::string>::iterator it = info.extensions.begin();
 438          it != info.extensions.end();
 439          ++it) {
 440       [file_extensions addObject:base::SysUTF8ToNSString(*it)];
 441     }
 442
 443     NSMutableArray* mime_types =
 444         [NSMutableArray arrayWithCapacity:info.types.size()];
 445     for (std::set<std::string>::iterator it = info.types.begin();
 446          it != info.types.end();
 447          ++it) {
 448       [mime_types addObject:base::SysUTF8ToNSString(*it)];
 449     }
 450
 451     NSDictionary* type_dictionary = @{
 452       // TODO(jackhou): Add the type name and and icon file once the manifest
 453       // supports these.
 454       // app_mode::kCFBundleTypeNameKey : ,
 455       // app_mode::kCFBundleTypeIconFileKey : ,
 456       app_mode::kCFBundleTypeExtensionsKey : file_extensions,
 457       app_mode::kCFBundleTypeMIMETypesKey : mime_types,
 458       app_mode::kCFBundleTypeRoleKey : app_mode::kBundleTypeRoleViewer
 459     };
 460     [document_types addObject:type_dictionary];
 461   }
 462
 463   [plist setObject:document_types
 464             forKey:app_mode::kCFBundleDocumentTypesKey];
 465 }
 466
 467 }  // namespace
 468
 469 namespace web_app {
 470
 471 WebAppShortcutCreator::WebAppShortcutCreator(
 472     const base::FilePath& app_data_dir,
 473     const web_app::ShortcutInfo& shortcut_info,
 474     const extensions::FileHandlersInfo& file_handlers_info)
 475     : app_data_dir_(app_data_dir),
 476       info_(shortcut_info),
 477       file_handlers_info_(file_handlers_info) {}
 478
 479 WebAppShortcutCreator::~WebAppShortcutCreator() {}
 480
 481 base::FilePath WebAppShortcutCreator::GetApplicationsShortcutPath() const {
 482   base::FilePath applications_dir = GetApplicationsDirname();
 483   return applications_dir.empty() ?
 484       base::FilePath() : applications_dir.Append(GetShortcutBasename());
 485 }
 486
 487 base::FilePath WebAppShortcutCreator::GetInternalShortcutPath() const {
 488   return app_data_dir_.Append(GetShortcutBasename());
 489 }
 490
 491 base::FilePath WebAppShortcutCreator::GetShortcutBasename() const {
 492   std::string app_name;
 493   // Check if there should be a separate shortcut made for different profiles.
 494   // Such shortcuts will have a |profile_name| set on the ShortcutInfo,
 495   // otherwise it will be empty.
 496   if (!info_.profile_name.empty()) {
 497     app_name += info_.profile_path.BaseName().value();
 498     app_name += ' ';
 499   }
 500   app_name += info_.extension_id;
 501   return base::FilePath(app_name).ReplaceExtension("app");
 502 }
 503
 504 bool WebAppShortcutCreator::BuildShortcut(
 505     const base::FilePath& staging_path) const {
 506   // Update the app's plist and icon in a temp directory. This works around
 507   // a Finder bug where the app's icon doesn't properly update.
 508   if (!base::CopyDirectory(GetAppLoaderPath(), staging_path, true)) {
 509     LOG(ERROR) << "Copying app to staging path: " << staging_path.value()
 510                << " failed.";
 511     return false;
 512   }
 513
 514   return UpdatePlist(staging_path) &&
 515       UpdateDisplayName(staging_path) &&
 516       UpdateIcon(staging_path);
 517 }
 518
 519 size_t WebAppShortcutCreator::CreateShortcutsIn(
 520     const std::vector<base::FilePath>& folders) const {
 521   size_t succeeded = 0;
 522
 523   base::ScopedTempDir scoped_temp_dir;
 524   if (!scoped_temp_dir.CreateUniqueTempDir())
 525     return 0;
 526
 527   base::FilePath app_name = GetShortcutBasename();
 528   base::FilePath staging_path = scoped_temp_dir.path().Append(app_name);
 529   if (!BuildShortcut(staging_path))
 530     return 0;
 531
 532   for (std::vector<base::FilePath>::const_iterator it = folders.begin();
 533        it != folders.end(); ++it) {
 534     const base::FilePath& dst_path = *it;
 535     if (!base::CreateDirectory(dst_path)) {
 536       LOG(ERROR) << "Creating directory " << dst_path.value() << " failed.";
 537       return succeeded;
 538     }
 539
 540     if (!base::CopyDirectory(staging_path, dst_path, true)) {
 541       LOG(ERROR) << "Copying app to dst path: " << dst_path.value()
 542                  << " failed";
 543       return succeeded;
 544     }
 545
 546     base::mac::RemoveQuarantineAttribute(dst_path.Append(app_name));
 547     ++succeeded;
 548   }
 549
 550   return succeeded;
 551 }
 552
 553 bool WebAppShortcutCreator::CreateShortcuts(
 554     ShortcutCreationReason creation_reason,
 555     web_app::ShortcutLocations creation_locations) {
 556   const base::FilePath applications_dir = GetApplicationsDirname();
 557   if (applications_dir.empty() ||
 558       !base::DirectoryExists(applications_dir.DirName())) {
 559     LOG(ERROR) << "Couldn't find an Applications directory to copy app to.";
 560     return false;
 561   }
 562
 563   UpdateAppShortcutsSubdirLocalizedName(applications_dir);
 564
 565   // If non-nil, this path is added to the OSX Dock after creating shortcuts.
 566   NSString* path_to_add_to_dock = nil;
 567
 568   std::vector<base::FilePath> paths;
 569
 570   // The app list shim is not tied to a particular profile, so omit the copy
 571   // placed under the profile path. For shims, this copy is used when the
 572   // version under Applications is removed, and not needed for app list because
 573   // setting LSUIElement means there is no Dock "running" status to show.
 574   const bool is_app_list = info_.extension_id == app_mode::kAppListModeId;
 575   if (is_app_list) {
 576     path_to_add_to_dock = base::SysUTF8ToNSString(
 577         applications_dir.Append(GetShortcutBasename()).AsUTF8Unsafe());
 578   } else {
 579     paths.push_back(app_data_dir_);
 580   }
 581   paths.push_back(applications_dir);
 582
 583   size_t success_count = CreateShortcutsIn(paths);
 584   if (success_count == 0)
 585     return false;
 586
 587   if (!is_app_list)
 588     UpdateInternalBundleIdentifier();
 589
 590   if (success_count != paths.size())
 591     return false;
 592
 593   if (creation_locations.in_quick_launch_bar && path_to_add_to_dock) {
 594     switch (dock::AddIcon(path_to_add_to_dock, nil)) {
 595       case dock::IconAddFailure:
 596         // If adding the icon failed, instead reveal the Finder window.
 597         RevealAppShimInFinder();
 598         break;
 599       case dock::IconAddSuccess:
 600       case dock::IconAlreadyPresent:
 601         break;
 602     }
 603     return true;
 604   }
 605
 606   if (creation_reason == SHORTCUT_CREATION_BY_USER)
 607     RevealAppShimInFinder();
 608
 609   return true;
 610 }
 611
 612 void WebAppShortcutCreator::DeleteShortcuts() {
 613   base::FilePath app_path = GetApplicationsShortcutPath();
 614   if (!app_path.empty() && HasSameUserDataDir(app_path))
 615     DeletePathAndParentIfEmpty(app_path);
 616
 617   // In case the user has moved/renamed/copied the app bundle.
 618   base::FilePath bundle_path = GetAppBundleById(GetBundleIdentifier());
 619   if (!bundle_path.empty() && HasSameUserDataDir(bundle_path))
 620     base::DeleteFile(bundle_path, true);
 621
 622   // Delete the internal one.
 623   DeletePathAndParentIfEmpty(GetInternalShortcutPath());
 624 }
 625
 626 bool WebAppShortcutCreator::UpdateShortcuts() {
 627   std::vector<base::FilePath> paths;
 628   base::DeleteFile(GetInternalShortcutPath(), true);
 629   paths.push_back(app_data_dir_);
 630
 631   // Try to update the copy under /Applications. If that does not exist, check
 632   // if a matching bundle can be found elsewhere.
 633   base::FilePath app_path = GetApplicationsShortcutPath();
 634   if (app_path.empty() || !base::PathExists(app_path))
 635     app_path = GetAppBundleById(GetBundleIdentifier());
 636
 637   if (!app_path.empty()) {
 638     base::DeleteFile(app_path, true);
 639     paths.push_back(app_path.DirName());
 640   }
 641
 642   size_t success_count = CreateShortcutsIn(paths);
 643   if (success_count == 0)
 644     return false;
 645
 646   UpdateInternalBundleIdentifier();
 647   return success_count == paths.size() && !app_path.empty();
 648 }
 649
 650 base::FilePath WebAppShortcutCreator::GetApplicationsDirname() const {
 651   base::FilePath path = GetWritableApplicationsDirectory();
 652   if (path.empty())
 653     return path;
 654
 655   return path.Append(GetLocalizableAppShortcutsSubdirName());
 656 }
 657
 658 bool WebAppShortcutCreator::UpdatePlist(const base::FilePath& app_path) const {
 659   NSString* extension_id = base::SysUTF8ToNSString(info_.extension_id);
 660   NSString* extension_title = base::SysUTF16ToNSString(info_.title);
 661   NSString* extension_url = base::SysUTF8ToNSString(info_.url.spec());
 662   NSString* chrome_bundle_id =
 663       base::SysUTF8ToNSString(base::mac::BaseBundleID());
 664   NSDictionary* replacement_dict =
 665       [NSDictionary dictionaryWithObjectsAndKeys:
 666           extension_id, app_mode::kShortcutIdPlaceholder,
 667           extension_title, app_mode::kShortcutNamePlaceholder,
 668           extension_url, app_mode::kShortcutURLPlaceholder,
 669           chrome_bundle_id, app_mode::kShortcutBrowserBundleIDPlaceholder,
 670           nil];
 671
 672   NSString* plist_path = GetPlistPath(app_path);
 673   NSMutableDictionary* plist = ReadPlist(plist_path);
 674   NSArray* keys = [plist allKeys];
 675
 676   // 1. Fill in variables.
 677   for (id key in keys) {
 678     NSString* value = [plist valueForKey:key];
 679     if (![value isKindOfClass:[NSString class]] || [value length] < 2)
 680       continue;
 681
 682     // Remove leading and trailing '@'s.
 683     NSString* variable =
 684         [value substringWithRange:NSMakeRange(1, [value length] - 2)];
 685
 686     NSString* substitution = [replacement_dict valueForKey:variable];
 687     if (substitution)
 688       [plist setObject:substitution forKey:key];
 689   }
 690
 691   // 2. Fill in other values.
 692   [plist setObject:base::SysUTF8ToNSString(GetBundleIdentifier())
 693             forKey:base::mac::CFToNSCast(kCFBundleIdentifierKey)];
 694   [plist setObject:base::mac::FilePathToNSString(app_data_dir_)
 695             forKey:app_mode::kCrAppModeUserDataDirKey];
 696   [plist setObject:base::mac::FilePathToNSString(info_.profile_path.BaseName())
 697             forKey:app_mode::kCrAppModeProfileDirKey];
 698   [plist setObject:base::SysUTF8ToNSString(info_.profile_name)
 699             forKey:app_mode::kCrAppModeProfileNameKey];
 700   [plist setObject:[NSNumber numberWithBool:YES]
 701             forKey:app_mode::kLSHasLocalizedDisplayNameKey];
 702   if (info_.extension_id == app_mode::kAppListModeId) {
 703     // Prevent the app list from bouncing in the dock, and getting a run light.
 704     [plist setObject:[NSNumber numberWithBool:YES]
 705               forKey:kLSUIElement];
 706   }
 707
 708   base::FilePath app_name = app_path.BaseName().RemoveExtension();
 709   [plist setObject:base::mac::FilePathToNSString(app_name)
 710             forKey:base::mac::CFToNSCast(kCFBundleNameKey)];
 711
 712   if (CommandLine::ForCurrentProcess()->HasSwitch(
 713           switches::kEnableAppsFileAssociations)) {
 714     UpdateFileTypes(plist, file_handlers_info_);
 715   }
 716
 717   return [plist writeToFile:plist_path
 718                  atomically:YES];
 719 }
 720
 721 bool WebAppShortcutCreator::UpdateDisplayName(
 722     const base::FilePath& app_path) const {
 723   // OSX searches for the best language in the order of preferred languages.
 724   // Since we only have one localization directory, it will choose this one.
 725   base::FilePath localized_dir = GetResourcesPath(app_path).Append("en.lproj");
 726   if (!base::CreateDirectory(localized_dir))
 727     return false;
 728
 729   NSString* bundle_name = base::SysUTF16ToNSString(info_.title);
 730   NSString* display_name = base::SysUTF16ToNSString(info_.title);
 731   if (HasExistingExtensionShim(GetApplicationsDirname(),
 732                                info_.extension_id,
 733                                app_path.BaseName())) {
 734     display_name = [bundle_name
 735         stringByAppendingString:base::SysUTF8ToNSString(
 736             " (" + info_.profile_name + ")")];
 737   }
 738
 739   NSDictionary* strings_plist = @{
 740     base::mac::CFToNSCast(kCFBundleNameKey) : bundle_name,
 741     app_mode::kCFBundleDisplayNameKey : display_name
 742   };
 743
 744   NSString* localized_path = base::mac::FilePathToNSString(
 745       localized_dir.Append("InfoPlist.strings"));
 746   return [strings_plist writeToFile:localized_path
 747                          atomically:YES];
 748 }
 749
 750 bool WebAppShortcutCreator::UpdateIcon(const base::FilePath& app_path) const {
 751   if (info_.favicon.empty())
 752     return true;
 753
 754   ScopedCarbonHandle icon_family(0);
 755   bool image_added = false;
 756   for (gfx::ImageFamily::const_iterator it = info_.favicon.begin();
 757        it != info_.favicon.end(); ++it) {
 758     if (it->IsEmpty())
 759       continue;
 760
 761     // Missing an icon size is not fatal so don't fail if adding the bitmap
 762     // doesn't work.
 763     if (!AddGfxImageToIconFamily(icon_family.GetAsIconFamilyHandle(), *it))
 764       continue;
 765
 766     image_added = true;
 767   }
 768
 769   if (!image_added)
 770     return false;
 771
 772   base::FilePath resources_path = GetResourcesPath(app_path);
 773   if (!base::CreateDirectory(resources_path))
 774     return false;
 775
 776   return icon_family.WriteDataToFile(resources_path.Append("app.icns"));
 777 }
 778
 779 bool WebAppShortcutCreator::UpdateInternalBundleIdentifier() const {
 780   NSString* plist_path = GetPlistPath(GetInternalShortcutPath());
 781   NSMutableDictionary* plist = ReadPlist(plist_path);
 782
 783   [plist setObject:base::SysUTF8ToNSString(GetInternalBundleIdentifier())
 784             forKey:base::mac::CFToNSCast(kCFBundleIdentifierKey)];
 785   return [plist writeToFile:plist_path
 786                  atomically:YES];
 787 }
 788
 789 base::FilePath WebAppShortcutCreator::GetAppBundleById(
 790     const std::string& bundle_id) const {
 791   base::ScopedCFTypeRef<CFStringRef> bundle_id_cf(
 792       base::SysUTF8ToCFStringRef(bundle_id));
 793   CFURLRef url_ref = NULL;
 794   OSStatus status = LSFindApplicationForInfo(
 795       kLSUnknownCreator, bundle_id_cf.get(), NULL, NULL, &url_ref);
 796   if (status != noErr)
 797     return base::FilePath();
 798
 799   base::ScopedCFTypeRef<CFURLRef> url(url_ref);
 800   NSString* path_string = [base::mac::CFToNSCast(url.get()) path];
 801   return base::FilePath([path_string fileSystemRepresentation]);
 802 }
 803
 804 std::string WebAppShortcutCreator::GetBundleIdentifier() const {
 805   // Replace spaces in the profile path with hyphen.
 806   std::string normalized_profile_path;
 807   base::ReplaceChars(info_.profile_path.BaseName().value(),
 808                      " ", "-", &normalized_profile_path);
 809
 810   // This matches APP_MODE_APP_BUNDLE_ID in chrome/chrome.gyp.
 811   std::string bundle_id =
 812       base::mac::BaseBundleID() + std::string(".app.") +
 813       normalized_profile_path + "-" + info_.extension_id;
 814
 815   return bundle_id;
 816 }
 817
 818 std::string WebAppShortcutCreator::GetInternalBundleIdentifier() const {
 819   return GetBundleIdentifier() + "-internal";
 820 }
 821
 822 void WebAppShortcutCreator::RevealAppShimInFinder() const {
 823   base::FilePath app_path = GetApplicationsShortcutPath();
 824   if (app_path.empty())
 825     return;
 826
 827   [[NSWorkspace sharedWorkspace]
 828                     selectFile:base::mac::FilePathToNSString(app_path)
 829       inFileViewerRootedAtPath:nil];
 830 }
 831
 832 base::FilePath GetAppInstallPath(
 833     const web_app::ShortcutInfo& shortcut_info) {
 834   WebAppShortcutCreator shortcut_creator(
 835       base::FilePath(), shortcut_info, extensions::FileHandlersInfo());
 836   return shortcut_creator.GetApplicationsShortcutPath();
 837 }
 838
 839 void MaybeLaunchShortcut(const web_app::ShortcutInfo& shortcut_info) {
 840   if (!apps::IsAppShimsEnabled())
 841     return;
 842
 843   content::BrowserThread::PostTask(
 844       content::BrowserThread::FILE, FROM_HERE,
 845       base::Bind(&LaunchShimOnFileThread, shortcut_info));
 846 }
 847
 848 // Called when the app's ShortcutInfo (with icon) is loaded when creating app
 849 // shortcuts.
 850 void CreateAppShortcutInfoLoaded(
 851     Profile* profile,
 852     const extensions::Extension* app,
 853     const base::Callback<void(bool)>& close_callback,
 854     const web_app::ShortcutInfo& shortcut_info) {
 855   base::scoped_nsobject<NSAlert> alert([[NSAlert alloc] init]);
 856
 857   NSButton* continue_button = [alert
 858       addButtonWithTitle:l10n_util::GetNSString(IDS_CREATE_SHORTCUTS_COMMIT)];
 859   [continue_button setKeyEquivalent:@""];
 860
 861   NSButton* cancel_button =
 862       [alert addButtonWithTitle:l10n_util::GetNSString(IDS_CANCEL)];
 863   [cancel_button setKeyEquivalent:@"\r"];
 864
 865   [alert setMessageText:l10n_util::GetNSString(IDS_CREATE_SHORTCUTS_LABEL)];
 866   [alert setAlertStyle:NSInformationalAlertStyle];
 867
 868   base::scoped_nsobject<NSButton> application_folder_checkbox(
 869       [[NSButton alloc] initWithFrame:NSZeroRect]);
 870   [application_folder_checkbox setButtonType:NSSwitchButton];
 871   [application_folder_checkbox
 872       setTitle:l10n_util::GetNSString(IDS_CREATE_SHORTCUTS_APP_FOLDER_CHKBOX)];
 873   [application_folder_checkbox setState:NSOnState];
 874   [application_folder_checkbox sizeToFit];
 875   [alert setAccessoryView:application_folder_checkbox];
 876
 877   const int kIconPreviewSizePixels = 128;
 878   const int kIconPreviewTargetSize = 64;
 879   const gfx::Image* icon = shortcut_info.favicon.GetBest(
 880       kIconPreviewSizePixels, kIconPreviewSizePixels);
 881
 882   if (icon && !icon->IsEmpty()) {
 883     NSImage* icon_image = icon->ToNSImage();
 884     [icon_image
 885         setSize:NSMakeSize(kIconPreviewTargetSize, kIconPreviewTargetSize)];
 886     [alert setIcon:icon_image];
 887   }
 888
 889   bool dialog_accepted = false;
 890   if ([alert runModal] == NSAlertFirstButtonReturn &&
 891       [application_folder_checkbox state] == NSOnState) {
 892     dialog_accepted = true;
 893     web_app::CreateShortcuts(web_app::SHORTCUT_CREATION_BY_USER,
 894                              web_app::ShortcutLocations(),
 895                              profile,
 896                              app);
 897   }
 898
 899   if (!close_callback.is_null())
 900     close_callback.Run(dialog_accepted);
 901 }
 902
 903 namespace internals {
 904
 905 bool CreatePlatformShortcuts(
 906     const base::FilePath& app_data_path,
 907     const web_app::ShortcutInfo& shortcut_info,
 908     const extensions::FileHandlersInfo& file_handlers_info,
 909     const web_app::ShortcutLocations& creation_locations,
 910     ShortcutCreationReason creation_reason) {
 911   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::FILE));
 912   WebAppShortcutCreator shortcut_creator(
 913       app_data_path, shortcut_info, file_handlers_info);
 914   return shortcut_creator.CreateShortcuts(creation_reason, creation_locations);
 915 }
 916
 917 void DeletePlatformShortcuts(
 918     const base::FilePath& app_data_path,
 919     const web_app::ShortcutInfo& shortcut_info) {
 920   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::FILE));
 921   WebAppShortcutCreator shortcut_creator(
 922       app_data_path, shortcut_info, extensions::FileHandlersInfo());
 923   shortcut_creator.DeleteShortcuts();
 924 }
 925
 926 void UpdatePlatformShortcuts(
 927     const base::FilePath& app_data_path,
 928     const base::string16& old_app_title,
 929     const web_app::ShortcutInfo& shortcut_info,
 930     const extensions::FileHandlersInfo& file_handlers_info) {
 931   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::FILE));
 932   WebAppShortcutCreator shortcut_creator(
 933       app_data_path, shortcut_info, file_handlers_info);
 934   shortcut_creator.UpdateShortcuts();
 935 }
 936
 937 void DeleteAllShortcutsForProfile(const base::FilePath& profile_path) {
 938   const std::string profile_base_name = profile_path.BaseName().value();
 939   std::vector<base::FilePath> bundles = GetAllAppBundlesInPath(
 940       profile_path.Append(chrome::kWebAppDirname), profile_base_name);
 941
 942   for (std::vector<base::FilePath>::const_iterator it = bundles.begin();
 943        it != bundles.end(); ++it) {
 944     web_app::ShortcutInfo shortcut_info =
 945         BuildShortcutInfoFromBundle(*it);
 946     WebAppShortcutCreator shortcut_creator(
 947         it->DirName(), shortcut_info, extensions::FileHandlersInfo());
 948     shortcut_creator.DeleteShortcuts();
 949   }
 950 }
 951
 952 }  // namespace internals
 953
 954 }  // namespace web_app
 955
 956 namespace chrome {
 957
 958 void ShowCreateChromeAppShortcutsDialog(
 959     gfx::NativeWindow /*parent_window*/,
 960     Profile* profile,
 961     const extensions::Extension* app,
 962     const base::Callback<void(bool)>& close_callback) {
 963   web_app::UpdateShortcutInfoAndIconForApp(
 964       app,
 965       profile,
 966       base::Bind(&web_app::CreateAppShortcutInfoLoaded,
 967                  profile,
 968                  app,
 969                  close_callback));
 970 }
 971
 972 }  // namespace chrome