1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3  * License, v. 2.0. If a copy of the MPL was not distributed with this
4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5 
6 #include "CocoaFileUtils.h"
7 #include "nsDirectoryServiceDefs.h"
8 #include "nsIImageLoadingContent.h"
9 #include "mozilla/dom/Document.h"
10 #include "nsIContent.h"
11 #include "nsIObserverService.h"
12 #include "nsIWebBrowserPersist.h"
13 #include "nsMacShellService.h"
14 #include "nsIProperties.h"
15 #include "nsServiceManagerUtils.h"
16 #include "nsShellService.h"
17 #include "nsString.h"
18 #include "nsIDocShell.h"
19 #include "nsILoadContext.h"
20 #include "mozilla/dom/Element.h"
21 #include "DesktopBackgroundImage.h"
22 
23 #include <Carbon/Carbon.h>
24 #include <CoreFoundation/CoreFoundation.h>
25 #include <ApplicationServices/ApplicationServices.h>
26 
27 using mozilla::dom::Element;
28 using mozilla::widget::SetDesktopImage;
29 
30 #define NETWORK_PREFPANE \
31   NS_LITERAL_CSTRING("/System/Library/PreferencePanes/Network.prefPane")
32 #define DESKTOP_PREFPANE \
33   NS_LITERAL_CSTRING(    \
34       "/System/Library/PreferencePanes/DesktopScreenEffectsPref.prefPane")
35 
36 #define SAFARI_BUNDLE_IDENTIFIER "com.apple.Safari"
37 
NS_IMPL_ISUPPORTS(nsMacShellService,nsIMacShellService,nsIShellService,nsIToolkitShellService,nsIWebProgressListener)38 NS_IMPL_ISUPPORTS(nsMacShellService, nsIMacShellService, nsIShellService,
39                   nsIToolkitShellService, nsIWebProgressListener)
40 
41 NS_IMETHODIMP
42 nsMacShellService::IsDefaultBrowser(bool aForAllTypes,
43                                     bool* aIsDefaultBrowser) {
44   *aIsDefaultBrowser = false;
45 
46   CFStringRef firefoxID = ::CFBundleGetIdentifier(::CFBundleGetMainBundle());
47   if (!firefoxID) {
48     // CFBundleGetIdentifier is expected to return nullptr only if the specified
49     // bundle doesn't have a bundle identifier in its plist. In this case, that
50     // means a failure, since our bundle does have an identifier.
51     return NS_ERROR_FAILURE;
52   }
53 
54   // Get the default http handler's bundle ID (or nullptr if it has not been
55   // explicitly set)
56   CFStringRef defaultBrowserID =
57       ::LSCopyDefaultHandlerForURLScheme(CFSTR("http"));
58   if (defaultBrowserID) {
59     *aIsDefaultBrowser =
60         ::CFStringCompare(firefoxID, defaultBrowserID, 0) == kCFCompareEqualTo;
61     ::CFRelease(defaultBrowserID);
62   }
63 
64   return NS_OK;
65 }
66 
67 NS_IMETHODIMP
SetDefaultBrowser(bool aClaimAllTypes,bool aForAllUsers)68 nsMacShellService::SetDefaultBrowser(bool aClaimAllTypes, bool aForAllUsers) {
69   // Note: We don't support aForAllUsers on Mac OS X.
70 
71   CFStringRef firefoxID = ::CFBundleGetIdentifier(::CFBundleGetMainBundle());
72   if (!firefoxID) {
73     return NS_ERROR_FAILURE;
74   }
75 
76   if (::LSSetDefaultHandlerForURLScheme(CFSTR("http"), firefoxID) != noErr) {
77     return NS_ERROR_FAILURE;
78   }
79   if (::LSSetDefaultHandlerForURLScheme(CFSTR("https"), firefoxID) != noErr) {
80     return NS_ERROR_FAILURE;
81   }
82 
83   if (aClaimAllTypes) {
84     if (::LSSetDefaultHandlerForURLScheme(CFSTR("ftp"), firefoxID) != noErr) {
85       return NS_ERROR_FAILURE;
86     }
87     if (::LSSetDefaultRoleHandlerForContentType(kUTTypeHTML, kLSRolesAll,
88                                                 firefoxID) != noErr) {
89       return NS_ERROR_FAILURE;
90     }
91   }
92 
93   nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
94   if (prefs) {
95     (void)prefs->SetBoolPref(PREF_CHECKDEFAULTBROWSER, true);
96     // Reset the number of times the dialog should be shown
97     // before it is silenced.
98     (void)prefs->SetIntPref(PREF_DEFAULTBROWSERCHECKCOUNT, 0);
99   }
100 
101   return NS_OK;
102 }
103 
104 NS_IMETHODIMP
SetDesktopBackground(Element * aElement,int32_t aPosition,const nsACString & aImageName)105 nsMacShellService::SetDesktopBackground(Element* aElement, int32_t aPosition,
106                                         const nsACString& aImageName) {
107   // Note: We don't support aPosition on OS X.
108 
109   // Get the image URI:
110   nsresult rv;
111   nsCOMPtr<nsIImageLoadingContent> imageContent =
112       do_QueryInterface(aElement, &rv);
113   NS_ENSURE_SUCCESS(rv, rv);
114   nsCOMPtr<nsIURI> imageURI;
115   rv = imageContent->GetCurrentURI(getter_AddRefs(imageURI));
116   NS_ENSURE_SUCCESS(rv, rv);
117 
118   nsIURI* docURI = aElement->OwnerDoc()->GetDocumentURI();
119   if (!docURI) return NS_ERROR_FAILURE;
120 
121   nsCOMPtr<nsIProperties> fileLocator(
122       do_GetService("@mozilla.org/file/directory_service;1", &rv));
123   NS_ENSURE_SUCCESS(rv, rv);
124 
125   // Get the current user's "Pictures" folder (That's ~/Pictures):
126   fileLocator->Get(NS_OSX_PICTURE_DOCUMENTS_DIR, NS_GET_IID(nsIFile),
127                    getter_AddRefs(mBackgroundFile));
128   if (!mBackgroundFile) return NS_ERROR_OUT_OF_MEMORY;
129 
130   nsAutoString fileNameUnicode;
131   CopyUTF8toUTF16(aImageName, fileNameUnicode);
132 
133   // and add the imgage file name itself:
134   mBackgroundFile->Append(fileNameUnicode);
135 
136   // Download the image; the desktop background will be set in OnStateChange()
137   nsCOMPtr<nsIWebBrowserPersist> wbp(do_CreateInstance(
138       "@mozilla.org/embedding/browser/nsWebBrowserPersist;1", &rv));
139   NS_ENSURE_SUCCESS(rv, rv);
140 
141   uint32_t flags = nsIWebBrowserPersist::PERSIST_FLAGS_NO_CONVERSION |
142                    nsIWebBrowserPersist::PERSIST_FLAGS_REPLACE_EXISTING_FILES |
143                    nsIWebBrowserPersist::PERSIST_FLAGS_FROM_CACHE;
144 
145   wbp->SetPersistFlags(flags);
146   wbp->SetProgressListener(this);
147 
148   nsCOMPtr<nsILoadContext> loadContext;
149   nsCOMPtr<nsISupports> container = aElement->OwnerDoc()->GetContainer();
150   nsCOMPtr<nsIDocShell> docShell = do_QueryInterface(container);
151   if (docShell) {
152     loadContext = do_QueryInterface(docShell);
153   }
154 
155   auto referrerInfo =
156       mozilla::MakeRefPtr<mozilla::dom::ReferrerInfo>(*aElement);
157   return wbp->SaveURI(imageURI, aElement->NodePrincipal(), 0, referrerInfo,
158                       nullptr, nullptr, mBackgroundFile,
159                       nsIContentPolicy::TYPE_IMAGE, loadContext);
160 }
161 
162 NS_IMETHODIMP
OnProgressChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,int32_t aCurSelfProgress,int32_t aMaxSelfProgress,int32_t aCurTotalProgress,int32_t aMaxTotalProgress)163 nsMacShellService::OnProgressChange(nsIWebProgress* aWebProgress,
164                                     nsIRequest* aRequest,
165                                     int32_t aCurSelfProgress,
166                                     int32_t aMaxSelfProgress,
167                                     int32_t aCurTotalProgress,
168                                     int32_t aMaxTotalProgress) {
169   return NS_OK;
170 }
171 
172 NS_IMETHODIMP
OnLocationChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,nsIURI * aLocation,uint32_t aFlags)173 nsMacShellService::OnLocationChange(nsIWebProgress* aWebProgress,
174                                     nsIRequest* aRequest, nsIURI* aLocation,
175                                     uint32_t aFlags) {
176   return NS_OK;
177 }
178 
179 NS_IMETHODIMP
OnStatusChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,nsresult aStatus,const char16_t * aMessage)180 nsMacShellService::OnStatusChange(nsIWebProgress* aWebProgress,
181                                   nsIRequest* aRequest, nsresult aStatus,
182                                   const char16_t* aMessage) {
183   return NS_OK;
184 }
185 
186 NS_IMETHODIMP
OnSecurityChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,uint32_t aState)187 nsMacShellService::OnSecurityChange(nsIWebProgress* aWebProgress,
188                                     nsIRequest* aRequest, uint32_t aState) {
189   return NS_OK;
190 }
191 
192 NS_IMETHODIMP
OnContentBlockingEvent(nsIWebProgress * aWebProgress,nsIRequest * aRequest,uint32_t aEvent)193 nsMacShellService::OnContentBlockingEvent(nsIWebProgress* aWebProgress,
194                                           nsIRequest* aRequest,
195                                           uint32_t aEvent) {
196   return NS_OK;
197 }
198 
199 NS_IMETHODIMP
OnStateChange(nsIWebProgress * aWebProgress,nsIRequest * aRequest,uint32_t aStateFlags,nsresult aStatus)200 nsMacShellService::OnStateChange(nsIWebProgress* aWebProgress,
201                                  nsIRequest* aRequest, uint32_t aStateFlags,
202                                  nsresult aStatus) {
203   if (NS_SUCCEEDED(aStatus) && (aStateFlags & STATE_STOP) &&
204       (aRequest == nullptr)) {
205     nsCOMPtr<nsIObserverService> os(
206         do_GetService("@mozilla.org/observer-service;1"));
207     if (os)
208       os->NotifyObservers(nullptr, "shell:desktop-background-changed", nullptr);
209 
210     bool exists = false;
211     nsresult rv = mBackgroundFile->Exists(&exists);
212     if (NS_FAILED(rv) || !exists) {
213       return NS_OK;
214     }
215 
216     SetDesktopImage(mBackgroundFile);
217   }
218 
219   return NS_OK;
220 }
221 
222 NS_IMETHODIMP
ShowDesktopPreferences()223 nsMacShellService::ShowDesktopPreferences() {
224   nsCOMPtr<nsIFile> lf;
225   nsresult rv =
226       NS_NewNativeLocalFile(DESKTOP_PREFPANE, true, getter_AddRefs(lf));
227   NS_ENSURE_SUCCESS(rv, rv);
228   bool exists;
229   lf->Exists(&exists);
230   if (!exists) return NS_ERROR_FILE_NOT_FOUND;
231   return lf->Launch();
232 }
233 
234 NS_IMETHODIMP
GetDesktopBackgroundColor(uint32_t * aColor)235 nsMacShellService::GetDesktopBackgroundColor(uint32_t* aColor) {
236   // This method and |SetDesktopBackgroundColor| has no meaning on Mac OS X.
237   // The mac desktop preferences UI uses pictures for the few solid colors it
238   // supports.
239   return NS_ERROR_NOT_IMPLEMENTED;
240 }
241 
242 NS_IMETHODIMP
SetDesktopBackgroundColor(uint32_t aColor)243 nsMacShellService::SetDesktopBackgroundColor(uint32_t aColor) {
244   // This method and |GetDesktopBackgroundColor| has no meaning on Mac OS X.
245   // The mac desktop preferences UI uses pictures for the few solid colors it
246   // supports.
247   return NS_ERROR_NOT_IMPLEMENTED;
248 }
249 
250 NS_IMETHODIMP
ShowSecurityPreferences(const nsACString & aPaneID)251 nsMacShellService::ShowSecurityPreferences(const nsACString& aPaneID) {
252   nsresult rv = NS_ERROR_NOT_AVAILABLE;
253 
254   CFStringRef paneID = ::CFStringCreateWithBytes(
255       kCFAllocatorDefault, (const UInt8*)PromiseFlatCString(aPaneID).get(),
256       aPaneID.Length(), kCFStringEncodingUTF8, false);
257 
258   if (paneID) {
259     CFStringRef format =
260         CFSTR("x-apple.systempreferences:com.apple.preference.security?%@");
261     if (format) {
262       CFStringRef urlStr =
263           CFStringCreateWithFormat(kCFAllocatorDefault, NULL, format, paneID);
264       if (urlStr) {
265         CFURLRef url = ::CFURLCreateWithString(NULL, urlStr, NULL);
266         rv = CocoaFileUtils::OpenURL(url);
267 
268         ::CFRelease(urlStr);
269       }
270 
271       ::CFRelease(format);
272     }
273 
274     ::CFRelease(paneID);
275   }
276   return rv;
277 }
278