//
//  LibXSLTViewController.m
//  LibXSLT
//
//  Created by Elisabel GENEREUX on 10-05-13.
//

#import "LibXSLTViewController.h"
#import <libxml/xmlmemory.h>
#import <libxml/debugXML.h>
#import <libxml/HTMLtree.h>
#import <libxml/xmlIO.h>
#import <libxml/xinclude.h>
#import <libxml/catalog.h>
#import <libxslt.framework/Headers/xslt.h>
#import <libxslt.framework/Headers/xsltInternals.h>
#import <libxslt.framework/Headers/transform.h>
#import <libxslt.framework/Headers/xsltutils.h>

@implementation LibXSLTViewController



/*
// The designated initializer. Override to perform setup that is required before the view is loaded.
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
    if (self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) {
        // Custom initialization
    }
    return self;
}
*/

/*
// Implement loadView to create a view hierarchy programmatically, without using a nib.
- (void)loadView {
}
*/

// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad {

	NSString* filePath = [[NSBundle mainBundle] pathForResource: @"xmlDoc" ofType: @"xml"];
	NSString* styleSheetPath = [[NSBundle mainBundle] pathForResource: @"xsltDoc" ofType:@"xml"];

	xmlDocPtr doc, res;

	// tells the libxml2 parser to substitute entities as it parses your file
	xmlSubstituteEntitiesDefault(1);
	// This tells libxml to load external entity subsets
	xmlLoadExtDtdDefaultValue = 1;

	xmlChar sty = xsltParseStylesheetFile((const xmlChar *)[styleSheetPath cStringUsingEncoding: NSUTF8StringEncoding]);
	doc = xmlParseFile([filePath cStringUsingEncoding: NSUTF8StringEncoding]);
	res = xsltApplyStylesheet(sty, doc, NULL);

	char* xmlResultBuffer = nil;
	int length = 0;

	xsltSaveResultToString(&xmlResultBuffer, &length, res, sty);

	NSString* result = [NSString stringWithCString: xmlResultBuffer encoding: NSUTF8StringEncoding];

	NSLog(@"Result: %@", result);

	free(xmlResultBuffer);

	xsltFreeStylesheet(sty);
	xmlFreeDoc(res);
	xmlFreeDoc(doc);

	xsltCleanupGlobals();
	xmlCleanupParser();

    [super viewDidLoad];
}


/*
// Override to allow orientations other than the default portrait orientation.
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
    // Return YES for supported orientations
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}
*/

- (void)didReceiveMemoryWarning {
	// Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];

	// Release any cached data, images, etc that aren't in use.
}

- (void)viewDidUnload {
	// Release any retained subviews of the main view.
	// e.g. self.myOutlet = nil;
}


- (void)dealloc {
    [super dealloc];
}

@end