ObjFW  Check-in [44de69ef31]

 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFINICategory.h"
#import "OFString.h"

#import "macros.h"

@class OFStream;

@interface OFINICategory (OF_PRIVATE_CATEGORY)
- (instancetype)OF_init;
- (void)OF_parseLine: (OFString*)line;
- (bool)OF_writeToStream: (OFStream*)stream
		encoding: (of_string_encoding_t)encoding
		   first: (bool)first;
@end

		i++;
	}

	objc_autoreleasePoolPop(pool);
}

- (bool)OF_writeToStream: (OFStream*)stream
		encoding: (of_string_encoding_t)encoding
		   first: (bool)first
{
	OFEnumerator *enumerator;
	id line;

	if ([_lines count] == 0)
		return false;

		if ([line isKindOfClass: [OFINICategory_Comment class]]) {
			OFINICategory_Comment *comment = line;
			[stream writeLine: comment->_comment];
		} else if ([line isKindOfClass: [OFINICategory_Pair class]]) {
			OFINICategory_Pair *pair = line;
			OFString *key = escapeString(pair->_key);
			OFString *value = escapeString(pair->_value);
			OFString *line = [OFString
			    stringWithFormat: @"%@=%@\n", key, value];

			[stream writeString: line
				   encoding: encoding];
		} else
			@throw [OFInvalidArgumentException exception];
	}

	return true;
}
@end

 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFObject.h"
#import "OFString.h"
#import "OFINICategory.h"

@class OFMutableArray;


/*!
 * @class OFINIFile OFINIFile.h ObjFW/OFINIFile.h
 *
 * @brief A class for reading, creating and modifying INI files.
 */
@interface OFINIFile: OFObject
{
	OFMutableArray *_categories;
}

/*!
 * @brief Creates a new OFINIFile with the contents of the specified file.
 *
 * @param path The path to the file whose contents the OFINIFile should contain
 *
 * @return A new, autoreleased OFINIFile with the contents of the specified file
 */
+ (instancetype)fileWithPath: (OFString*)path;

/*!
 * @brief Creates a new OFINIFile with the contents of the specified file in
 *	  the specified encoding.
 *
 * @param path The path to the file whose contents the OFINIFile should contain
 * @param encoding The encoding of the specified file
 *
 * @return A new, autoreleased OFINIFile with the contents of the specified file
 */
+ (instancetype)fileWithPath: (OFString*)path
		    encoding: (of_string_encoding_t)encoding;

/*!
 * @brief Initializes an already allocated OFINIFile with the contents of the
 *	  specified file.
 *
 * @param path The path to the file whose contents the OFINIFile should contain
 *
 * @return An initialized OFINIFile with the contents of the specified file
 */
- initWithPath: (OFString*)path;

/*!
 * @brief Initializes an already allocated OFINIFile with the contents of the
 *	  specified file in the specified encoding.
 *
 * @param path The path to the file whose contents the OFINIFile should contain
 * @param encoding The encoding of the specified file
 *
 * @return An initialized OFINIFile with the contents of the specified file
 */
- initWithPath: (OFString*)path
      encoding: (of_string_encoding_t)encoding;

/*!
 * @brief Returns an @ref OFINICategory for the category with the specified
 *	  name.
 *
 * @param name The name of the category for which an @ref OFINICategory should
 *	       be returned
 *
 * @return An @ref OFINICategory for the category with the specified name
 */
- (OFINICategory*)categoryForName: (OFString*)name;

/*!
 * @brief Writes the contents of the OFINIFile to a file.
 *
 * @param path The path of the file to write to
 */
- (void)writeToFile: (OFString*)path;

/*!
 * @brief Writes the contents of the OFINIFile to a file in the specified
 *	  encoding.
 *
 * @param path The path of the file to write to
 * @param encoding The encoding to use
 */
- (void)writeToFile: (OFString*)path
	   encoding: (of_string_encoding_t)encoding;
@end

#import "OFInvalidFormatException.h"
#import "OFOpenFileFailedException.h"

#import "autorelease.h"
#import "macros.h"

@interface OFINIFile (OF_PRIVATE_CATEGORY)
- (void)OF_parseFile: (OFString*)path
	    encoding: (of_string_encoding_t)encoding;
@end

static bool
isWhitespaceLine(OFString *line)
{
	const char *cString = [line UTF8String];
	size_t i, length = [line UTF8StringLength];

}

@implementation OFINIFile
+ (instancetype)fileWithPath: (OFString*)path
{
	return [[[self alloc] initWithPath: path] autorelease];
}

+ (instancetype)fileWithPath: (OFString*)path
		    encoding: (of_string_encoding_t)encoding
{
	return [[[self alloc] initWithPath: path
				  encoding: encoding] autorelease];
}

- init
{
	OF_INVALID_INIT_METHOD
}

- initWithPath: (OFString*)path
{
	return [self initWithPath: path
			 encoding: OF_STRING_ENCODING_UTF_8];
}

- initWithPath: (OFString*)path
      encoding: (of_string_encoding_t)encoding
{
	self = [super init];

	@try {
		_categories = [[OFMutableArray alloc] init];

		[self OF_parseFile: path
			  encoding: encoding];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

	objc_autoreleasePoolPop(pool);

	return [category autorelease];
}

- (void)OF_parseFile: (OFString*)path
	    encoding: (of_string_encoding_t)encoding
{
	void *pool = objc_autoreleasePoolPush();
	OFFile *file;
	OFINICategory *category = nil;
	OFString *line;

	@try {
		file = [OFFile fileWithPath: path
				       mode: @"r"];
	} @catch (OFOpenFileFailedException *e) {
		/* Handle missing file like an empty file */
		if ([e errNo] == ENOENT)
			return;

		@throw e;
	}

	while ((line = [file readLineWithEncoding: encoding]) != nil) {
		if (isWhitespaceLine(line))
			continue;

		if ([line hasPrefix: @"["]) {
			OFString *categoryName;

			if (![line hasSuffix: @"]"])

	}

	objc_autoreleasePoolPop(pool);
}

- (void)writeToFile: (OFString*)path
{
	[self writeToFile: path
		 encoding: OF_STRING_ENCODING_UTF_8];
}

- (void)writeToFile: (OFString*)path
	   encoding: (of_string_encoding_t)encoding
{
	void *pool = objc_autoreleasePoolPush();
	OFFile *file = [OFFile fileWithPath: path
				       mode: @"w"];
	OFEnumerator *enumerator = [_categories objectEnumerator];
	OFINICategory *category;
	bool first = true;

	while ((category = [enumerator nextObject]) != nil)
		if ([category OF_writeToStream: file
				      encoding: encoding
					 first: first])
			first = false;

	objc_autoreleasePoolPop(pool);
}
@end

	    @"foobar=baz" NL
	    @";comment" NL
	    @"new=new" NL
	    NL
	    @"[foobar]" NL
	    @";foobarcomment" NL
	    @"qux=\" asd\"" NL
	    @"quxquxqux=\"hello\\\"wörld\"" NL
	    @"qux2=\"a\\f\"" NL
	    @"qux3=a\fb" NL
	    NL
	    @"[types]" NL
	    @"integer=16" NL
	    @"bool=false" NL
	    @"float=0.25" NL
	    @"double=0.75" NL;
	OFINIFile *file;
	OFINICategory *tests, *foobar, *types;

	TEST(@"+[fileWithPath:encoding:]",
	    (file = [OFINIFile fileWithPath: @"testfile.ini"
				   encoding: OF_STRING_ENCODING_CODEPAGE_437]))

	tests = [file categoryForName: @"tests"];
	foobar = [file categoryForName: @"foobar"];
	types = [file categoryForName: @"types"];
	TEST(@"-[categoryForName:]",
	    tests != nil && foobar != nil && types != nil)

	module = @"OFINICategory";

	TEST(@"-[stringForKey:]",
	    [[tests stringForKey: @"foo"] isEqual: @"bar"] &&
	    [[foobar stringForKey: @"quxquxqux"] isEqual: @"hello\"wörld"])

	TEST(@"-[setString:forKey:]",
	    R([tests setString: @"baz"
			forKey: @"foo"]) &&
	    R([tests setString: @"new"
			forKey: @"new"]) &&
	    R([foobar setString: @"a\fb"

	TEST(@"-[removeValueForKey:]",
	    R([foobar removeValueForKey: @"quxqux "]))

	module = @"OFINIFile";

	/* FIXME: Find a way to write files on Nintendo DS */
#ifndef OF_NINTENDO_DS
	TEST(@"-[writeToFile:encoding:]",
	    R([file writeToFile: @"tmpfile.ini"
		       encoding: OF_STRING_ENCODING_CODEPAGE_437]) &&
	    [[OFString
		stringWithContentsOfFile: @"tmpfile.ini"
				encoding: OF_STRING_ENCODING_CODEPAGE_437]
	    isEqual: output])
	[OFFile removeItemAtPath: @"tmpfile.ini"];
#else
	(void)output;
#endif

	[pool drain];
}
@end

[tests]
foo = bar
foobar=baz
;comment

[foobar]
;foobarcomment
qux=" asd"
"quxqux " = asd
quxquxqux="hello\"w”rld"
qux2="a\f"

[types]
integer = 0x20
bool = true
float = 0.5
double = 0.25