/*

File: apple_event.m

Abstract:   Apple Event communication abstraction class implementation for

            example application (MovieAssembler).

Version: 1.0

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*/ 

#import "apple_event.h"

#include <ApplicationServices/ApplicationServices.h>

#import "FCP_AppleEvents.h"

#import "MyDocument.h"

@implementation apple_event

- (id)init

{

    self = [super init];

    if (self) {

        // Add your subclass-specific initialization here.

        // If an error occurs here, send a [self release] message and return nil.

        err = noErr;

        AECreateDesc(typeNull, NULL, 0, &appAddr);

        AECreateDesc(typeNull, NULL, 0, &theEvent);

        AECreateDesc(typeNull, NULL, 0, &theReplyEvent);

        AECreateList(NULL, 0, false, &paramList);

    }

    return self;

}

- (void)dealloc

{

    AEDisposeDesc(&paramList);

    AEDisposeDesc(&theReplyEvent);

    AEDisposeDesc(&theEvent);

    AEDisposeDesc(&appAddr);

    [super dealloc];

}

- (void)create:(OSType)msg class:(OSType)eventClass dest:(OSType)signature

{

    err = AECreateDesc(typeApplSignature, &signature, sizeof(OSType), &appAddr);

    if (err == noErr) {

        err = AECreateAppleEvent(eventClass, msg, &appAddr, kAutoGenerateReturnID, kAnyTransactionID, &theEvent);

    }

}

- (void)projectfile:(NSString *)path url:(NSURL *)file as:(int)fileSendMode

{

    FSRef       fileFSRef;

    CFURLRef    ref;

    switch (fileSendMode) {

    case sendAsFSRef:

        {

            // add the file FSRefs to the param list

            if (file != nil) {

                ref = (CFURLRef)file;

            } else if (! [path isEqualToString: @""]) {

                ref = CFURLCreateWithFileSystemPath(NULL, (CFStringRef)path, kCFURLPOSIXPathStyle, false);          

            } else {

                // do nothing - no project file arg

                break;

            }

            if (CFURLGetFSRef(ref, &fileFSRef))

            {                   

                err = AEPutParamPtr(&theEvent, kFCPProjectFileKey, typeFSRef, &fileFSRef, sizeof(FSRef));

            }

        }

        break;

    case sendAsURL:

        {

            NSString *string;

            if (file != nil) {

                string = [file path];

            } else if (! [path isEqualToString: @""]) {

                string = path;

            } else {

                // do nothing - no project file arg

                break;

            }

            const char  *cfStringBytes = [string UTF8String];

            CFIndex maxBufLen = [string lengthOfBytesUsingEncoding:kCFStringEncodingUTF8];

            err = AEPutParamPtr(&theEvent, kFCPProjectFileKey, typeFileURL, cfStringBytes, maxBufLen);              

        }

        break;

    default:

        NSLog(@"Send mode was: %i", fileSendMode);

        err = fnfErr;

        break;

    }

}

- (void)send

{

    if (err == noErr) {     

        err = AESend(&theEvent, &theReplyEvent, kAEWaitReply, kAEHighPriority, kAEDefaultTimeout, NULL, NULL);

    }

}

- (NSData*)getXMLResultTextData

{

    NSData *    resultData = NULL;

    if (err == noErr) {

        AEDesc      xmlByteStreamParamDesc;

        AEInitializeDesc(&xmlByteStreamParamDesc);

        // pull the retrieved XML stream from the reply event                       

        if ((err = AEGetParamDesc(&theReplyEvent, kXMLDataKey, typeUTF8Text, &xmlByteStreamParamDesc)) == noErr)

        {

             Size dataSize = AEGetDescDataSize(&xmlByteStreamParamDesc);

             UInt8* buffer = (UInt8*) malloc(dataSize);

             if (buffer)

             {

                err = AEGetDescData(&xmlByteStreamParamDesc, buffer, dataSize);

                resultData = [NSData dataWithBytes:buffer length:dataSize];

                // free the memory

                free(buffer);

             }

             AEDisposeDesc(&xmlByteStreamParamDesc);

         }

     }

    return (resultData);

}

- (void)uuid:(NSString *)uuidString

{

    if (err == noErr)

    {

        CFIndex     maxBufLen = 0;

        maxBufLen = [uuidString lengthOfBytesUsingEncoding:kCFStringEncodingUTF8];

        const char  *cfStringBytes = [uuidString UTF8String];

        AEPutParamPtr(&theEvent, kFCPItemUUID, typeUTF8Text, cfStringBytes, maxBufLen);

    }

}

- (void)version:(NSString *)verString

{

    if (err == noErr)

    {

        double val = [verString doubleValue];

        AEPutParamPtr(&theEvent, kXMLDataVersion, typeFloat, &val, sizeof(double));

    }

}

- (void)save:(long)state

{

    long value;

    if (err == noErr)

    {

        if (state != NSMixedState) {

            value = ((state == NSOnState)? kFCPSaveAndCloseProject: kFCPDiscardAndCloseProject);

            AEPutParamPtr(&theEvent, kProjectFileCloseFlagsKey, typeSInt32, &value, sizeof(long));

        }

    }

}

- (void)sendXML:(NSData *)xmlData

{

     CFIndex    maxBufLen = [xmlData length];

     const char *cfStringBytes = [xmlData bytes];

     AEPutParamPtr(&theEvent, kXMLDataKey, typeUTF8Text, cfStringBytes, maxBufLen);      

}

- (void)logicOr:(long)state

{

    long value;

    if (err == noErr)

    {

        if (state != NSMixedState) {

            value = ((state == NSOnState)? kFCPLogicOr: kFCPLogicAnd);

            AEPutParamPtr(&theEvent, kFindLogicMode, typeSInt32, &value, sizeof(long));

        }

    }

}

- (void)criteria:(NSString *)findString match:(int)mode column:(NSString *)name omit:(BOOL)flag

{

    AERecord    theParamRecord = { typeNull, NULL };

    if (err == noErr)

        err = AECreateList( NULL, 0, true, &theParamRecord );

    if (err == noErr) {

        long        matchMode = 1 << mode;

        err = AEPutKeyPtr(&theParamRecord, kFindMatchMode, typeSInt32, &matchMode, sizeof(long));

    }

    if (err == noErr) {

        CFIndex maxBufLen = 0;

        maxBufLen = [findString lengthOfBytesUsingEncoding:kCFStringEncodingUTF8];

        const char  *cfStringBytes = [findString UTF8String];

        err = AEPutKeyPtr(&theParamRecord, kFindSearchString, typeUTF8Text, cfStringBytes, maxBufLen);

    }

    if (err == noErr) {

        long        omit = (flag)?1:0;

        err = AEPutKeyPtr(&theParamRecord, kFindOmitCriteria, typeSInt32, &omit, sizeof(long));

    }

    // restrict the search to the "name" column

    if (err == noErr)

    {

        CFIndex maxNameBufLen = 0;

        if ([name isEqualToString: @"Any Column"]) {

        } else {

            maxNameBufLen = [name lengthOfBytesUsingEncoding:kCFStringEncodingUTF8];

            const char  *columnCFStringBytes = [name UTF8String];

            err = AEPutKeyPtr(&theParamRecord, kFindColumnName, typeUTF8Text, columnCFStringBytes, maxNameBufLen);

        }

    }

    // put this parameter entry into the list of parameters

    if (err == noErr)

        err = AEPutDesc(&paramList, // the list

                        0,                  // put the param at the end of the list

                        &theParamRecord);   // the parameter to add

    AEDisposeDesc(&theParamRecord);

}

- (void)addList

{

    if (err == noErr)

    {       

        err = AEPutParamDesc(&theEvent, kFindParameters, &paramList);       

    }

}

@end