/*

     File: main.m

 Abstract: Main file.

  Version: 1.0

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 redistribute this Apple software.

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 text and disclaimers in all such redistributions of the Apple Software.

 Neither the name, trademarks, service marks or logos of Apple 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

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 The Apple Software is provided by Apple on an "AS IS" basis.  APPLE

 MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION

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*/

/*

 File: server_main.m

 Abstract: Main program for SOAP server.

*/ 

#import <Cocoa/Cocoa.h>

#import "HTTPServer.h"

@interface SOAPServer : NSObject {

    HTTPServer *httpServ;

}

@end

int main(int argc, char *argv[]) {

    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    SOAPServer *server = [[SOAPServer alloc] initWithName:@"SOAP adder"];

    [[NSRunLoop currentRunLoop] run]; // this will not return

    [server release];

    [pool release];

    exit(0);

}

@implementation SOAPServer

- (id)initWithName:(NSString *)name {

    httpServ = [[HTTPServer alloc] init];

    [httpServ setPort:54000];

    [httpServ setType:@"_http._tcp."];

    [httpServ setName:name];

    [httpServ setDelegate:self];

    NSError *error = nil;

    if (![httpServ start:&error]) {

        NSLog(@"Error starting server: %@", error);

    } else {

        NSLog(@"Starting server on port %d", [httpServ port]);

    }

    return self;

}

- (void)dealloc {

    [httpServ release];

    [super dealloc];

}

- (NSNumber *)add:(NSNumber *)num1 to:(NSNumber *)num2 {

    return [NSNumber numberWithDouble:[num1 doubleValue] + [num2 doubleValue]];

}

- (void)HTTPConnection:(HTTPConnection *)conn didReceiveRequest:(HTTPServerRequest *)mess {

    CFHTTPMessageRef request = [mess request];

    NSString *vers = [(id)CFHTTPMessageCopyVersion(request) autorelease];

    if (!vers || ![vers isEqual:(id)kCFHTTPVersion1_1]) {

        CFHTTPMessageRef response = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 505, NULL, vers ? (CFStringRef)vers : kCFHTTPVersion1_0); // Version Not Supported

        [mess setResponse:response];

        CFRelease(response);

        return;

    }

    NSString *method = [(id)CFHTTPMessageCopyRequestMethod(request) autorelease];

    if (!method) {

        CFHTTPMessageRef response = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 400, NULL, kCFHTTPVersion1_1); // Bad Request

        [mess setResponse:response];

        CFRelease(response);

        return;

    }

#if 0

    // useful for testing with Safari

    if ([method isEqual:@"GET"]) {

        [[conn server] setDocumentRoot:[NSURL fileURLWithPath:@"/"]];

        [conn performDefaultRequestHandling:mess];

        return;

    }

#endif

    if ([method isEqual:@"POST"]) {

        NSError *error = nil;

        NSData *data = [(id)CFHTTPMessageCopyBody(request) autorelease];

        NSXMLDocument *doc = [[[NSXMLDocument alloc] initWithData:data options:NSXMLNodeOptionsNone error:&error] autorelease];

        NSArray *array = [doc nodesForXPath:@"soap:Envelope/soap:Body/ex:MethodName" error:&error];

        NSString *selName = [[array objectAtIndex:0] objectValue];

        // Recognize each method that is supported (only one), unpack the arguments,

        // perform the service, package up the result, and set the response.

        if ([selName isEqual:@"add:to:"]) {

            NSArray *array = [doc nodesForXPath:@"soap:Envelope/soap:Body/ex:Parameters/ex:Parameter" error:&error];

            if (2 != [array count]) {

                CFHTTPMessageRef response = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 400, NULL, kCFHTTPVersion1_1); // Bad Request

                [mess setResponse:response];

                CFRelease(response);

                return;

            }

            NSXMLNode *node1 = [array objectAtIndex:0];

            NSNumber *num1 = [NSNumber numberWithDouble:[[node1 objectValue] doubleValue]];

            NSXMLNode *node2 = [array objectAtIndex:1];

            NSNumber *num2 = [NSNumber numberWithDouble:[[node2 objectValue] doubleValue]];

            NSNumber *ret = [self add:num1 to:num2];

            NSString *xml = [NSString stringWithFormat:@"<?xml version=\"1.0\"?> <soap:Envelope xmlns:soap=\"http://www.w3.org/2003/05/soap-envelope\" xmlns:ex=\"http://www.apple.com/namespaces/cocoa/soap/example\"> <soap:Body> <ex:Result>%@</ex:Result> </soap:Body> </soap:Envelope>", ret];

            NSError *error = nil;

            NSXMLDocument *doc = [[[NSXMLDocument alloc] initWithXMLString:xml options:NSXMLNodeOptionsNone error:&error] autorelease];

            NSData *data = [doc XMLData];

            CFHTTPMessageRef response = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 200, NULL, kCFHTTPVersion1_1); // OK

            CFHTTPMessageSetHeaderFieldValue(response, (CFStringRef)@"Content-Length", (CFStringRef)[NSString stringWithFormat:@"%d", [data length]]);

            CFHTTPMessageSetBody(response, (CFDataRef)data);

            [mess setResponse:response];

            CFRelease(response);

            return;

        }

        CFHTTPMessageRef response = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 400, NULL, kCFHTTPVersion1_1); // Bad Request

        [mess setResponse:response];

        CFRelease(response);

        return;

    }

    CFHTTPMessageRef response = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 405, NULL, kCFHTTPVersion1_1); // Method Not Allowed

    [mess setResponse:response];

    CFRelease(response);

}

@end