/*

     File: Controller.m 

 Abstract: Main controller for the SBSendEmail sample. 

  Version: 1.1 

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 MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION 

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 */

#import <CoreServices/CoreServices.h>

#import "Controller.h"

#import "Mail.h"

@interface Controller (delegate) <SBApplicationDelegate>

@end

@implementation Controller

@synthesize toField, fromField, subjectField, messageContent, fileAttachmentField;

- (void)awakeFromNib {

    [self.messageContent setFont:[NSFont fontWithName:@"Courier" size:12]];

}

- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)sender {

    return YES;

}

/* Part of the SBApplicationDelegate protocol.  Called when an error occurs in

 Scripting Bridge method. */

- (id)eventDidFail:(const AppleEvent *)event withError:(NSError *)error

{

    [[NSAlert alertWithMessageText:@"Error" defaultButton:@"OK" alternateButton:nil otherButton:nil

         informativeTextWithFormat: @"%@", [error localizedDescription]] runModal];

    return nil;

}

- (IBAction)chooseFileAttachment:(id)sender {

    NSOpenPanel *op = [NSOpenPanel openPanel];

        /* allow directories */

    [op setCanChooseDirectories:YES];

        /* single file selections */

    [op setAllowsMultipleSelection:NO];

    [op setCanChooseFiles: YES];

    [op setAllowedFileTypes:[NSArray arrayWithObjects: @"gif", @"jpg", @"pdf", @"png", @"rtf", @"txt", @"zip", nil]];

        /* run the open panel */

    NSInteger openResult = [op runModal];

        /* save the selection, if a file/directory was chosen */

    if ( NSOKButton == openResult ) {

        [self.fileAttachmentField setStringValue: [[op URLs] objectAtIndex:0]];

    }

}

- (IBAction)sendEmailMessage:(id)sender {

        /* create a Scripting Bridge object for talking to the Mail application */

    MailApplication *mail = [SBApplication applicationWithBundleIdentifier:@"com.apple.Mail"];

        /* set ourself as the delegate to receive any errors */

    mail.delegate = self;

        /* create a new outgoing message object */

    MailOutgoingMessage *emailMessage = [[[mail classForScriptingClass:@"outgoing message"] alloc] initWithProperties:

                                                [NSDictionary dictionaryWithObjectsAndKeys:

                                                    [self.subjectField stringValue], @"subject",

                                                    [[self.messageContent textStorage] string], @"content",

                                                    nil]];

        /* add the object to the mail app  */

    [[mail outgoingMessages] addObject: emailMessage];

        /* set the sender, show the message */

    emailMessage.sender = [self.fromField stringValue];

    emailMessage.visible = YES;

        /* Test for errors */

    if ( [mail lastError] != nil )

        return;

        /* create a new recipient and add it to the recipients list */

    MailToRecipient *theRecipient = [[[mail classForScriptingClass:@"to recipient"] alloc] initWithProperties:

                                        [NSDictionary dictionaryWithObjectsAndKeys:

                                            [self.toField stringValue], @"address",

                                            nil]];

    [emailMessage.toRecipients addObject: theRecipient];

    [theRecipient release];

        /* Test for errors */

    if ( [mail lastError] != nil )

        return;

        /* add an attachment, if one was specified */

    NSString *attachmentFilePath = [self.fileAttachmentField stringValue];

    if ( [attachmentFilePath length] > 0 ) {

        MailAttachment *theAttachment;

            /* In Snow Leopard, the fileName property requires an NSString representing the path to the 

             * attachment.  In Lion, the property has been changed to require an NSURL.   */

        SInt32 osxMinorVersion;

        Gestalt(gestaltSystemVersionMinor, &osxMinorVersion);

            /* create an attachment object */

        if ( osxMinorVersion >= 7 )

            theAttachment = [[[mail classForScriptingClass:@"attachment"] alloc] initWithProperties:

                                    [NSDictionary dictionaryWithObjectsAndKeys:

                                        [NSURL URLWithString:attachmentFilePath], @"fileName",

                                        nil]];

        else

            /* The string we read from the text field is a URL so we must create an NSURL instance with it

             * and retrieve the old style file path from the NSURL instance. */

            theAttachment = [[[mail classForScriptingClass:@"attachment"] alloc] initWithProperties:

                                    [NSDictionary dictionaryWithObjectsAndKeys:

                                            [[NSURL URLWithString:attachmentFilePath] path], @"fileName",

                                            nil]];

            /* add it to the list of attachments */

        [[emailMessage.content attachments] addObject: theAttachment];

        [theAttachment release];

            /* Test for errors */

        if ( [mail lastError] != nil )

            return;

    }

        /* send the message */

    [emailMessage send];

    [emailMessage release];

}

@end