/* Asterisk INI to Property List File Conversion Utility -- Version 1.10
 *
 *  converter.c
 *  aini2plist
 *
 * Asterisk INI configuration file converter module
 * 
 * Author: Benjamin Kowarsch <benjamin at sunrise dash tel dot com>
 *
 * (C) 2006 Sunrise Telephone Systems Ltd. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * In countries and territories where the above no-warranty disclaimer is
 * not permissible by applicable law, the following terms apply:
 *
 * NO PERMISSION TO USE THE SOFTWARE IS GRANTED AND THE SOFTWARE MUST NOT BE
 * USED AT ALL IN SUCH COUNTRIES AND TERRITORIES WHERE THE ABOVE NO-WARRANTY
 * DISCLAIMER IS NOT PERMISSIBLE AND INVALIDATED BY APPLICABLE LAW. HOWEVER,
 * THE COPYRIGHT HOLDERS HEREBY WAIVE THEIR RIGHT TO PURSUE OFFENDERS AS LONG
 * AS THEY OTHERWISE ABIDE BY THE TERMS OF THE LICENSE AS APPLICABLE FOR USE
 * OF THE SOFTWARE IN COUNTRIES AND TERRITORIES WHERE THE ABOVE NO-WARRANTY
 * DISCLAIMER IS PERMITTED BY APPLICABLE LAW. THIS WAIVER DOES NOT CONSTITUTE
 * A LICENSE TO USE THE SOFTWARE IN COUNTRIES AND TERRITORIES WHERE THE ABOVE
 * NO-WARRANTY DISCLAIMER IS NOT PERMISSIBLE AND INVALIDATED BY APPLICABLE
 * LAW. ANY LIABILITY OF ANY KIND IS CATEGORICALLY RULED OUT AT ALL TIMES.
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

#include "globaldefs.h"
#include "pathnames.h"
#include "parser.h"
#include "keywords.h"
#include "intermediate.h"
#include "plistgen.h"
#include "converter.h"

// ---------------------------------------------------------------------------
// Global converter defaults
// ---------------------------------------------------------------------------

static CARDINAL default_converter_verbosity_level = 0;
static CARDINAL default_converter_comment_exclusion_level = 0;


// --------------------------------------------------------------------------
// private function  get_config_path()
// --------------------------------------------------------------------------
//

static char *get_config_path() {
	CARDINAL section, key;
	
	section = KEYWORD_DIRECTORIES;
	
	if (key_is_present(section, KEYWORD_ASTETCDIR) == true) {
		key = KEYWORD_ASTETCDIR;
	}
	else if (key_is_present(section, KEYWORD_OPBXETCDIR) == true) {
		key = KEYWORD_OPBXETCDIR;
	}
	else {
		// no config path
		return NULL;
	} // end if
	
	return get_value_for_key_at_index(section, key, 1);
} // end get_config_path

// --------------------------------------------------------------------------
// function set_global_converter_defaults(verbosity, comment_exclusion)
// --------------------------------------------------------------------------
//
// verbosity levels:
//
//  level 0 (default)
//   least verbose
//
//  level 3
//   most verbose
//
// comment exclusion levels:
//
//  level 0 (default)
//   all comments are processed
//
//  level 1
//   comment lines inside sections are ignored
//   inline comments inside sections are processed
//   comment lines outside of sections are processed
//
//  level 2
//   comment lines inside sections are ignored
//   inline comments inside sections are ignored
//   comment lines outside of sections are processed
//
//  level 3
//   all comments are ignored

void set_global_converter_defaults(CARDINAL verbosity,
								   CARDINAL comment_exclusion) {
	
	// set the defaults
	
	if ((verbosity >= 0) && (verbosity <= MAX_VERBOSITY)) {
		default_converter_verbosity_level = verbosity;
	} // end if
	
	if ((comment_exclusion >= 0) && (comment_exclusion <= MAX_COMMENT_EXCLUSION)) {
		default_converter_comment_exclusion_level = comment_exclusion;
	} // end if
	
} // end set_global_converter_defaults

#define verbosity			default_converter_verbosity_level
#define comment_exclusion	default_converter_comment_exclusion_level

// --------------------------------------------------------------------------
// function convert_aini_to_plist(dictionary, infile, outfile)
// --------------------------------------------------------------------------
//

int convert_aini_to_plist(KeywordDictionary dictionary,
						  const char * infile,
						  const char * outfile) {
	CARDINAL parser_status = 0, generator_status = 0;
	char _secondary_file[MAX_PATHNAME_LENGTH];
	char *config_path, *secondary_file = (char *) &_secondary_file;
	
	init_keywords_with_dict(dictionary);
		
	set_global_parser_defaults(verbosity, comment_exclusion);

	parser_status = parse_file(infile);
		
	// TO DO: obtain secondary files to process from EtcDir and invoke parser for each file
	
	config_path = get_config_path();
	
	if (config_path != NULL) {
		
		if (verbosity > 0) {
			fprintf(stderr, "configuration path: %s\n", config_path);
		} // end if
		
		strncpy(secondary_file, config_path, strlen(config_path) + 1);
		strncat(secondary_file, "/logger.conf", 12);
		
		fprintf(stderr, "secondary infile: %s\n", secondary_file);
		
		parser_status = parser_status && parse_file(secondary_file);
		
	} // end if
	
	
	
	generator_status = create_plist(outfile);
	
	return ((parser_status == 1) && (generator_status == 1));
} // end convert_aini_to_plist

// END OF FILE