Add a Complete SHA service

This adds a service bound to ⌘⇧7 that expands
any ref to its abbreviated SHA and its subject
line, much like ⌘C in the commit list does.

Author: pieter

ApplicationController.m

@@ -11,6 +11,7 @@
 #import "PBGitWindowController.h"
 #import "PBRepositoryDocumentController.h"
 #import "PBCLIProxy.h"
+#import "PBServicesController.h"
 
 @implementation ApplicationController
 @synthesize cliProxy;
@@ -31,8 +32,26 @@ - (ApplicationController*)init
 	return self;
 }
 
+- (void)registerServices
+{
+	// Register the service class
+	PBServicesController *services = [[PBServicesController alloc] init];
+	[NSApp setServicesProvider:services];
+
+	// Force update the services menu if we have a new services version
+	int serviceVersion = [[NSUserDefaults standardUserDefaults] integerForKey:@"Services Version"];
+	if (serviceVersion < 2)
+	{
+		NSLog(@"Updating services menu…");
+		NSUpdateDynamicServices();
+		[[NSUserDefaults standardUserDefaults] setInteger:2 forKey:@"Services Version"];
+	}
+}
+
 - (void)applicationDidFinishLaunching:(NSNotification*)notification
 {
+	[self registerServices];
+
 	// Only try to open a default document if there are no documents open already.
 	// For example, the application might have been launched by double-clicking a .git repository,
 	// or by dragging a folder to the app icon

GitX.xcodeproj/project.pbxproj

@@ -65,6 +65,7 @@
 		F5E92A1B0E88550E00056E75 /* empty_file.png in Resources */ = {isa = PBXBuildFile; fileRef = F5E92A1A0E88550E00056E75 /* empty_file.png */; };
 		F5E92A230E88569500056E75 /* new_file.png in Resources */ = {isa = PBXBuildFile; fileRef = F5E92A220E88569500056E75 /* new_file.png */; };
 		F5EF8C8E0E9D4A5D0050906B /* PBWebController.m in Sources */ = {isa = PBXBuildFile; fileRef = F5EF8C8D0E9D4A5D0050906B /* PBWebController.m */; };
+		F5FE6C030EB13BC900F30D12 /* PBServicesController.m in Sources */ = {isa = PBXBuildFile; fileRef = F5FE6C020EB13BC900F30D12 /* PBServicesController.m */; };
 		F5FF4E180E0829C20006317A /* PBGitRevList.m in Sources */ = {isa = PBXBuildFile; fileRef = F5FF4E170E0829C20006317A /* PBGitRevList.m */; };
 		F5FF4E7A0E082E440006317A /* PBGitGrapher.m in Sources */ = {isa = PBXBuildFile; fileRef = F5FF4E790E082E440006317A /* PBGitGrapher.m */; };
 /* End PBXBuildFile section */
@@ -191,6 +192,8 @@
 		F5E92A220E88569500056E75 /* new_file.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; name = new_file.png; path = Images/new_file.png; sourceTree = "<group>"; };
 		F5EF8C8C0E9D4A5D0050906B /* PBWebController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PBWebController.h; sourceTree = "<group>"; };
 		F5EF8C8D0E9D4A5D0050906B /* PBWebController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PBWebController.m; sourceTree = "<group>"; };
+		F5FE6C010EB13BC900F30D12 /* PBServicesController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PBServicesController.h; sourceTree = "<group>"; };
+		F5FE6C020EB13BC900F30D12 /* PBServicesController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PBServicesController.m; sourceTree = "<group>"; };
 		F5FF4E160E0829C20006317A /* PBGitRevList.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PBGitRevList.h; sourceTree = "<group>"; };
 		F5FF4E170E0829C20006317A /* PBGitRevList.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = PBGitRevList.m; sourceTree = "<group>"; };
 		F5FF4E780E082E440006317A /* PBGitGrapher.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PBGitGrapher.h; sourceTree = "<group>"; };
@@ -365,6 +368,8 @@
 				F5EF8C8C0E9D4A5D0050906B /* PBWebController.h */,
 				F5E926050E8827D300056E75 /* PBViewController.m */,
 				F5EF8C8D0E9D4A5D0050906B /* PBWebController.m */,
+				F5FE6C010EB13BC900F30D12 /* PBServicesController.h */,
+				F5FE6C020EB13BC900F30D12 /* PBServicesController.m */,
 			);
 			name = Controllers;
 			sourceTree = "<group>";
@@ -623,6 +628,7 @@
 				93CB42C20EAB7B2200530609 /* PBGitDefaults.m in Sources */,
 				F5E424150EA3E4E10046E362 /* PBDiffWindowController.m in Sources */,
 				F5E424180EA3E4EB0046E362 /* PBWebDiffController.m in Sources */,
+				F5FE6C030EB13BC900F30D12 /* PBServicesController.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

Info.plist

@@ -48,5 +48,32 @@
 	<string>NSApplication</string>
 	<key>SUFeedURL</key>
 	<string>http://github.com/pieter/gitx/tree/master/feed.xml?raw=true</string>
+	<key>NSServices</key>
+	<array>
+		<dict>
+			<key>NSKeyEquivalent</key>
+			<dict>
+				<key>default</key>
+				<string>&amp;</string>
+			</dict>
+			<key>NSPortName</key>
+			<string>GitX</string>
+			<key>NSReturnTypes</key>
+			<array>
+				<string>NSStringPboardType</string>
+			</array>
+			<key>NSSendTypes</key>
+			<array>
+				<string>NSStringPboardType</string>
+			</array>
+			<key>NSMessage</key>
+			<string>completeSha</string>
+			<key>NSMenuItem</key>
+			<dict>
+				<key>default</key>
+				<string>Complete SHA1</string>
+			</dict>
+		</dict>
+	</array>
 </dict>
 </plist>

PBServicesController.h

@@ -0,0 +1,19 @@
+//
+//  PBServicesController.h
+//  GitX
+//
+//  Created by Pieter de Bie on 10/24/08.
+//  Copyright 2008 __MyCompanyName__. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+
+@interface PBServicesController : NSObject {
+
+}
+
+- (NSString *)completeSHA1For:(NSString *)sha;
+
+- (void)completeSha:(NSPasteboard *)pboard userData:(NSString *)userData error:(NSString **)error;
+@end

PBServicesController.m

@@ -0,0 +1,59 @@
+//
+//  PBServicesController.m
+//  GitX
+//
+//  Created by Pieter de Bie on 10/24/08.
+//  Copyright 2008 __MyCompanyName__. All rights reserved.
+//
+
+#import "PBServicesController.h"
+#import "PBRepositoryDocumentController.h"
+#import "PBGitRepository.h"
+
+@implementation PBServicesController
+
+- (NSString *)completeSHA1For:(NSString *)sha
+{
+	NSArray *documents = [[NSApplication sharedApplication] orderedDocuments];
+	for (PBGitRepository *repo in documents)
+	{
+		int ret = 1;
+		NSString *s = [repo outputForArguments:[NSArray arrayWithObjects:@"log", @"-1", @"--pretty=format:%h (%s)", sha, nil] retValue:&ret];
+		if (!ret)
+			return s;
+	}
+	return @"Could not find SHA";
+}
+
+-(NSString *)runNameRevFor:(NSString *)s
+{
+	NSArray *repositories = [[NSApplication sharedApplication] orderedDocuments];
+	if ([repositories count] == 0)
+		return s;
+	PBGitRepository *repo = [repositories objectAtIndex:0];
+	int ret = 1;
+	NSString *returnString = [repo outputForArguments:[NSArray arrayWithObjects:@"name-rev", @"--stdin", nil] inputString:s retValue:&ret];
+	if (ret)
+		return s;
+	return returnString;
+}
+
+-(void)completeSha:(NSPasteboard *)pboard userData:(NSString *)userData error:(NSString **)error
+{
+	NSArray *types = [pboard types];
+	if (![types containsObject:NSStringPboardType])
+	{
+		*error = @"Could not get data";
+		return;
+	}
+
+	NSString *s = [pboard stringForType:NSStringPboardType];
+	if ([s rangeOfString:@" "].location == NSNotFound)
+		s = [self completeSHA1For:s];
+	else
+		s = [self runNameRevFor:s];
+
+	[pboard declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:nil];
+	[pboard setString:s forType:NSStringPboardType];
+}
+@end