Controller.m

/*
        Controller.m
        Copyright (c) 1995-2009 by Apple Computer, Inc., all rights reserved.
        Author: Ali Ozer

	TextEdit milestones:
	Initially created 1/28/95
	Multiple page support 2/16/95
	Preferences panel 10/24/95
	HTML 7/3/97
	Exported services 8/1/97
	Java version created 8/11/97
	Undo 9/17/97
	Scripting 6/18/98
        Aquafication 11/1/99
        Encoding customization 5/20/02
        NSDocument conversion 6/1/05

        Central controller object for TextEdit, for implementing app functionality (services) as well 
	as few tidbits for which there are no dedicated controllers.
*/
/*
 IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in
 consideration of your agreement to the following terms, and your use, installation, 
 modification or redistribution of this Apple software constitutes acceptance of these 
 terms.  If you do not agree with these terms, please do not use, install, modify or 
 redistribute this Apple software.
 
 In consideration of your agreement to abide by the following terms, and subject to these 
 terms, Apple grants you a personal, non-exclusive license, under Apple's copyrights in 
 this original Apple software (the "Apple Software"), to use, reproduce, modify and 
 redistribute the Apple Software, with or without modifications, in source and/or binary 
 forms; provided that if you redistribute the Apple Software in its entirety and without 
 modifications, you must retain this notice and the following text and disclaimers in all 
 such redistributions of the Apple Software.  Neither the name, trademarks, service marks 
 or logos of Apple Computer, Inc. may be used to endorse or promote products derived from 
 the Apple Software without specific prior written permission from Apple. Except as expressly
 stated in this notice, no other rights or licenses, express or implied, are granted by Apple
 herein, including but not limited to any patent rights that may be infringed by your 
 derivative works or by other works in which the Apple Software may be incorporated.
 
 The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO WARRANTIES, 
 EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, 
 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS 
 USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
 
 IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL 
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 
 OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, 
 REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND 
 WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR 
 OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#import <Cocoa/Cocoa.h>
#import "Controller.h"
#import "DocumentController.h"
#import "Document.h"
#import "EncodingManager.h"
#import "TextEditDefaultsKeys.h"
#import "TextEditErrors.h"
#import "TextEditMisc.h"

static NSDictionary *defaultValues() {
    static NSDictionary *dict = nil;
    if (!dict) {
        dict = [[NSDictionary alloc] initWithObjectsAndKeys:
                [NSNumber numberWithInteger:30], AutosaveDelay,
                [NSNumber numberWithBool:NO], NumberPagesWhenPrinting,
                [NSNumber numberWithBool:YES], DeleteBackup, 
                [NSNumber numberWithBool:YES], RichText, 
                [NSNumber numberWithBool:NO], ShowPageBreaks,
		[NSNumber numberWithBool:NO], OpenPanelFollowsMainWindow,
		[NSNumber numberWithBool:YES], AddExtensionToNewPlainTextFiles,
                [NSNumber numberWithInteger:75], WindowWidth, 
                [NSNumber numberWithInteger:30], WindowHeight, 
                [NSNumber numberWithUnsignedInteger:NoStringEncoding], PlainTextEncodingForRead,
                [NSNumber numberWithUnsignedInteger:NoStringEncoding], PlainTextEncodingForWrite,
		[NSNumber numberWithInteger:8], TabWidth,
		[NSNumber numberWithInteger:50000], ForegroundLayoutToIndex,       
                [NSNumber numberWithBool:NO], IgnoreRichText,
		[NSNumber numberWithBool:NO], IgnoreHTML,
                [NSNumber numberWithBool:YES], CheckSpellingAsYouType,
                [NSNumber numberWithBool:NO], CheckGrammarWithSpelling,
                [NSNumber numberWithBool:YES], CorrectSpellingAutomatically,
                [NSNumber numberWithBool:YES], ShowRuler,
                [NSNumber numberWithBool:YES], SmartCopyPaste,
                [NSNumber numberWithBool:NO], SmartQuotes,
                [NSNumber numberWithBool:NO], SmartDashes,
                [NSNumber numberWithBool:NO], SmartLinks,
                [NSNumber numberWithBool:NO], DataDetectors,
                [NSNumber numberWithBool:YES], TextReplacement,
                [NSNumber numberWithBool:NO], SubstitutionsEnabledInRichTextOnly,
                @"", AuthorProperty,
                @"", CompanyProperty,
                @"", CopyrightProperty,
                [NSNumber numberWithBool:NO], UseXHTMLDocType,
                [NSNumber numberWithBool:NO], UseTransitionalDocType,
                [NSNumber numberWithBool:YES], UseEmbeddedCSS,
                [NSNumber numberWithBool:NO], UseInlineCSS,
                [NSNumber numberWithUnsignedInteger:NSUTF8StringEncoding], HTMLEncoding,
                [NSNumber numberWithBool:YES], PreserveWhitespace,
		nil];
    }
    return dict;
}

@implementation Controller

+ (void)initialize {
    // Set up default values for preferences managed by NSUserDefaultsController
    [[NSUserDefaults standardUserDefaults] registerDefaults:defaultValues()];
    [[NSUserDefaultsController sharedUserDefaultsController] setInitialValues:defaultValues()];
}

- (void)applicationDidFinishLaunching:(NSNotification *)notification {
    // To get service requests to go to the controller...
    [NSApp setServicesProvider:self];
}

/*** Services support ***/

- (void)openFile:(NSPasteboard *)pboard userData:(NSString *)data error:(NSString **)error {
    NSString *filename, *origFilename;
    NSURL *url = nil;
    NSError *err = nil;
    NSString *type = [pboard availableTypeFromArray:[NSArray arrayWithObject: NSStringPboardType]];

    if (type && (filename = origFilename = [pboard stringForType:type])) {
        BOOL success = NO;
        if ([filename isAbsolutePath] && (url = [NSURL fileURLWithPath:filename])) {	// If seems to be a valid absolute path, first try using it as-is
	    success = [(DocumentController *)[NSDocumentController sharedDocumentController] openDocumentWithContentsOfURL:url display:YES error:&err] != nil;
        }
        if (!success) {	// Check to see if the user mistakenly included a carriage return or more at the end of the file name...
            filename = [[filename substringWithRange:[filename lineRangeForRange:NSMakeRange(0, 0)]] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
            if ([filename hasPrefix:@"~"]) filename = [filename stringByExpandingTildeInPath];	// Convert the "~username" case
	    if (![origFilename isEqual:filename] && [filename isAbsolutePath]) {
                url = [NSURL fileURLWithPath:filename];
		success = [(DocumentController *)[NSDocumentController sharedDocumentController] openDocumentWithContentsOfURL:url display:YES error:&err] != nil;
	    }
        }
        // Given that this is a one-way service (no return), we need to put up the error panel ourselves and we do not set *error.
        if (!success) {
	    if (!err) {
		err = [NSError errorWithDomain:NSCocoaErrorDomain code:NSFileReadInvalidFileNameError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:truncatedString(filename, PATH_MAX+10), NSFilePathErrorKey, nil]];
	    }
	    [[NSAlert alertWithError:err] runModal];
        }
    }
}

/* The following, apart from providing the service through the Services menu, allows the user to drop snippets of text on the TextEdit icon and have it open as a new document. */
- (void)openSelection:(NSPasteboard *)pboard userData:(NSString *)data error:(NSString **)error {
    NSError *err = nil;
    Document *document = [(DocumentController *)[NSDocumentController sharedDocumentController] openDocumentWithContentsOfPasteboard:pboard display:YES error:&err];
    
    if (!document) {
	[[NSAlert alertWithError:err] runModal];
        // No need to report an error string...
    }
}

@end