Callback uses (platform specific) error, with message

This commit is contained in:
Gabriel Handford 2016-11-02 16:20:26 -07:00 committed by Cheng Zhao
parent 5e8059e0fa
commit 99a5258999
5 changed files with 83 additions and 35 deletions

View file

@ -62,7 +62,8 @@ bool OpenExternal(
platform_util::OpenExternalCallback callback;
if (mate::Converter<platform_util::OpenExternalCallback>::FromV8(
args->isolate(), peek, &callback)) {
return platform_util::OpenExternal(url, activate, callback);
platform_util::OpenExternal(url, activate, callback);
return true;
}
return false;
}

View file

@ -7,6 +7,7 @@
#include "base/callback_forward.h"
#include "build/build_config.h"
#include "v8/include/v8.h"
#if defined(OS_WIN)
#include "base/strings/string16.h"
@ -28,7 +29,7 @@ bool ShowItemInFolder(const base::FilePath& full_path);
// Must be called from the UI thread.
bool OpenItem(const base::FilePath& full_path);
typedef base::Callback<void(bool opened)> OpenExternalCallback;
typedef base::Callback<void(v8::Local<v8::Value> error)> OpenExternalCallback;
// Open the given external protocol URL in the desktop's default manner.
// (For example, mailto: URLs in the default mail user agent.)
@ -40,7 +41,7 @@ bool OpenExternal(
#endif
bool activate);
bool OpenExternal(
void OpenExternal(
#if defined(OS_WIN)
const base::string16& url,
#else

View file

@ -89,12 +89,16 @@ bool OpenExternal(const GURL& url, bool activate) {
return XDGOpen(url.spec(), false);
}
bool OpenExternal(const GURL& url, bool activate,
void OpenExternal(const GURL& url, bool activate,
const OpenExternalCallback& callback) {
// TODO(gabriel): Implement async open if callback is specified
bool opened = OpenExternal(url, activate);
callback.Run(opened);
return opened;
if (!opened) {
callback.Run(v8::Exception::Error(
v8::String::NewFromUtf8(isolate, @"Failed to open")));
} else {
callback.Run(v8::Null(isolate);)
}
}
bool MoveItemToTrash(const base::FilePath& full_path) {

View file

@ -19,30 +19,43 @@
namespace {
bool OpenURLInWorkspace(NSURL* ns_url, NSUInteger launchOptions) {
return [[NSWorkspace sharedWorkspace] openURLs: @[ns_url]
withAppBundleIdentifier: nil
options: launchOptions
additionalEventParamDescriptor: NULL
launchIdentifiers: NULL];
NSError *PlatformError(NSString* message) {
return [NSError errorWithDomain:@"Electron"
code:0
userInfo:@{NSLocalizedDescriptionKey: message}];
}
typedef bool(^OpenExternalBlock)(NSURL* ns_url, NSUInteger launchOptions);
bool OpenExternalWithBlock(const GURL& url, bool activate, OpenExternalBlock open) {
DCHECK([NSThread isMainThread]);
NSURL* ns_url = net::NSURLWithGURL(url);
if (!ns_url) {
return false;
NSString *MessageForOSStatus(OSStatus status) {
switch (status) {
case kLSAppInTrashErr: return @"The application cannot be run because it is inside a Trash folder.";
case kLSUnknownErr: return @"An unknown error has occurred.";
case kLSNotAnApplicationErr: return @"The item to be registered is not an application.";
case kLSNotInitializedErr: return @"Formerly returned by LSInit on initialization failure; no longer used.";
case kLSDataUnavailableErr: return @"Data of the desired type is not available (for example, there is no kind string).";
case kLSApplicationNotFoundErr: return @"No application in the Launch Services database matches the input criteria.";
case kLSDataErr: return @"Data is structured improperly (for example, an items information property list is malformed). Not used in macOS 10.4.";
case kLSLaunchInProgressErr: return @"A launch of the application is already in progress.";
case kLSServerCommunicationErr: return @"There is a problem communicating with the server process that maintains the Launch Services database.";
case kLSCannotSetInfoErr: return @"The filename extension to be hidden cannot be hidden.";
case kLSIncompatibleSystemVersionErr: return @"The application to be launched cannot run on the current Mac OS version.";
case kLSNoLaunchPermissionErr: return @"The user does not have permission to launch the application (on a managed network).";
case kLSNoExecutableErr: return @"The executable file is missing or has an unusable format.";
case kLSNoClassicEnvironmentErr: return @"The Classic emulation environment was required but is not available.";
case kLSMultipleSessionsNotSupportedErr: return @"The application to be launched cannot run simultaneously in two different user sessions.";
default: return [NSString stringWithFormat:@"Failed to open (%@)", @(status)];
}
}
// This may be called from a global dispatch queue, the methods used here are thread safe,
// including LSGetApplicationForURL (> 10.2) and NSWorkspace#openURLs.
NSError* OpenURL(NSURL* ns_url, bool activate) {
CFURLRef openingApp = NULL;
OSStatus status = LSGetApplicationForURL((CFURLRef)ns_url,
kLSRolesAll,
NULL,
&openingApp);
if (status != noErr) {
return false;
return PlatformError(MessageForOSStatus(status));
}
CFRelease(openingApp); // NOT A BUG; LSGetApplicationForURL retains for us
@ -50,7 +63,23 @@ bool OpenExternalWithBlock(const GURL& url, bool activate, OpenExternalBlock ope
if (!activate)
launchOptions |= NSWorkspaceLaunchWithoutActivation;
return open(ns_url, launchOptions);
bool opened = [[NSWorkspace sharedWorkspace] openURLs: @[ns_url]
withAppBundleIdentifier: nil
options: launchOptions
additionalEventParamDescriptor: nil
launchIdentifiers: nil];
if (!opened) return PlatformError(@"Failed to open URL");
return nil;
}
v8::Local<v8::Value> ConvertNSError(v8::Isolate* isolate, NSError* platformError) {
if (!platformError) {
return v8::Null(isolate);
} else {
v8::Local<v8::String> error_message =
v8::String::NewFromUtf8(isolate, platformError.localizedDescription.UTF8String);
return v8::Exception::Error(error_message);
}
}
} // namespace
@ -168,21 +197,30 @@ bool OpenItem(const base::FilePath& full_path) {
}
bool OpenExternal(const GURL& url, bool activate) {
return OpenExternalWithBlock(url, activate, ^bool(NSURL* ns_url, NSUInteger launchOptions) {
return OpenURLInWorkspace(ns_url, launchOptions);
});
DCHECK([NSThread isMainThread]);
NSURL* ns_url = net::NSURLWithGURL(url);
if (!ns_url) {
return false;
}
NSError *error = OpenURL(ns_url, activate);
return error ? false : true;
}
bool OpenExternal(const GURL& url, bool activate, const OpenExternalCallback& c) {
void OpenExternal(const GURL& url, bool activate, const OpenExternalCallback& c) {
NSURL* ns_url = net::NSURLWithGURL(url);
if (!ns_url) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
c.Run(ConvertNSError(isolate, PlatformError(@"Invalid URL")));
return;
}
__block OpenExternalCallback callback = c;
return OpenExternalWithBlock(url, activate, ^bool(NSURL* ns_url, NSUInteger launchOptions) {
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
bool opened = OpenURLInWorkspace(ns_url, launchOptions);
dispatch_async(dispatch_get_main_queue(), ^{
callback.Run(opened);
});
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
NSError *openError = OpenURL(ns_url, activate);
dispatch_async(dispatch_get_main_queue(), ^{
v8::Isolate* isolate = v8::Isolate::GetCurrent();
callback.Run(ConvertNSError(isolate, openError));
});
return YES;
});
}

View file

@ -316,12 +316,16 @@ bool OpenExternal(const base::string16& url, bool activate) {
return true;
}
bool OpenExternal(const base::string16& url, bool activate,
void OpenExternal(const base::string16& url, bool activate,
const OpenExternalCallback& callback) {
// TODO(gabriel): Implement async open if callback is specified
bool opened = OpenExternal(url, activate);
callback.Run(opened);
return opened;
if (!opened) {
callback.Run(v8::Exception::Error(
v8::String::NewFromUtf8(isolate, @"Failed to open")));
} else {
callback.Run(v8::Null(isolate);)
}
}
bool MoveItemToTrash(const base::FilePath& path) {