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/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Hans-Peter Oeri (University of St.Gallen) <hp@oeri.ch>      |
   +----------------------------------------------------------------------+
 */

#include <stdlib.h>
#include <unicode/ures.h>
#include <unicode/uenum.h>

#include <zend.h>
#include <Zend/zend_exceptions.h>
#include <Zend/zend_interfaces.h>
#include <php.h>

#include "php_intl.h"
#include "intl_data.h"

#include "resourcebundle/resourcebundle.h"
#include "resourcebundle/resourcebundle_iterator.h"
#include "resourcebundle/resourcebundle_class.h"

zend_class_entry *ResourceBundle_ce_ptr = NULL;

static zend_object_handlers ResourceBundle_object_handlers;

/* {{{ ResourceBundle_object_dtor */
static void ResourceBundle_object_destroy( void *object, zend_object_handle handle TSRMLS_DC )
{
	ResourceBundle_object *rb = (ResourceBundle_object *) object;

// only free local errors
	intl_error_reset( INTL_DATA_ERROR_P(rb) TSRMLS_CC );

if (rb->me) {
		ures_close( rb->me );
	}
	if (rb->child) {
		ures_close( rb->child );
	}

zend_object_std_dtor( object TSRMLS_CC );
	efree(object);
}
/* }}} */

/* {{{ ResourceBundle_object_create */
static zend_object_value ResourceBundle_object_create( zend_class_entry *ce TSRMLS_DC )
{
	zend_object_value     retval;
	ResourceBundle_object *rb;

rb = ecalloc( 1, sizeof(ResourceBundle_object) );

zend_object_std_init( (zend_object *) rb, ce TSRMLS_CC );
	object_properties_init((zend_object *) rb, ce);

intl_error_init( INTL_DATA_ERROR_P(rb) TSRMLS_CC );
	rb->me = NULL;
	rb->child = NULL;

retval.handlers = &ResourceBundle_object_handlers;
	retval.handle = zend_objects_store_put(	rb, ResourceBundle_object_destroy, NULL, NULL TSRMLS_CC );

return retval;
}
/* }}} */

/* {{{ ResourceBundle_ctor */
static void resourcebundle_ctor(INTERNAL_FUNCTION_PARAMETERS)
{
	const char	*bundlename;
	int			bundlename_len = 0;
	const char	*locale;
	int			locale_len = 0;
	zend_bool	fallback = 1;

zval                  *object = return_value;
	ResourceBundle_object *rb = (ResourceBundle_object *) zend_object_store_get_object( object TSRMLS_CC);

intl_error_reset( NULL TSRMLS_CC );

if( zend_parse_parameters( ZEND_NUM_ARGS() TSRMLS_CC, "s!s!|b",
		&locale, &locale_len, &bundlename, &bundlename_len, &fallback ) == FAILURE )
	{
		intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_ctor: unable to parse input parameters", 0 TSRMLS_CC );
		zval_dtor( return_value );
		RETURN_NULL();
	}

INTL_CHECK_LOCALE_LEN_OBJ(locale_len, return_value);

if (locale == NULL) {
		locale = intl_locale_get_default(TSRMLS_C);
	}

if (bundlename_len >= MAXPATHLEN) {
		intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR,	"Bundle name too long", 0 TSRMLS_CC );
		zval_dtor(return_value);
		ZVAL_NULL(return_value);
		RETURN_NULL();
	}

if (fallback) {
		rb->me = ures_open(bundlename, locale, &INTL_DATA_ERROR_CODE(rb));
	} else {
		rb->me = ures_openDirect(bundlename, locale, &INTL_DATA_ERROR_CODE(rb));
	}

INTL_CTOR_CHECK_STATUS(rb, "resourcebundle_ctor: Cannot load libICU resource bundle");

if (!fallback && (INTL_DATA_ERROR_CODE(rb) == U_USING_FALLBACK_WARNING ||
			INTL_DATA_ERROR_CODE(rb) == U_USING_DEFAULT_WARNING)) {
		char *pbuf;
		intl_errors_set_code(NULL, INTL_DATA_ERROR_CODE(rb) TSRMLS_CC);
		spprintf(&pbuf, 0, "resourcebundle_ctor: Cannot load libICU resource "
				"'%s' without fallback from %s to %s",
				bundlename ? bundlename : "(default data)", locale,
				ures_getLocaleByType(
					rb->me, ULOC_ACTUAL_LOCALE, &INTL_DATA_ERROR_CODE(rb)));
		intl_errors_set_custom_msg(INTL_DATA_ERROR_P(rb), pbuf, 1 TSRMLS_CC);
		efree(pbuf);
		zval_dtor(return_value);
		RETURN_NULL();
	}
}
/* }}} */

/* {{{ arginfo_resourcebundle__construct */
ZEND_BEGIN_ARG_INFO_EX( arginfo_resourcebundle___construct, 0, 0, 2 )
	ZEND_ARG_INFO( 0, locale )
	ZEND_ARG_INFO( 0, bundlename )
	ZEND_ARG_INFO( 0, fallback )
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ proto void ResourceBundle::__construct( string $locale [, string $bundlename [, bool $fallback = true ]] )
 * ResourceBundle object constructor
 */
PHP_METHOD( ResourceBundle, __construct )
{
	return_value = getThis();
	resourcebundle_ctor(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */

/* {{{ proto ResourceBundle ResourceBundle::create( string $locale [, string $bundlename [, bool $fallback = true ]] )
proto ResourceBundle resourcebundle_create( string $locale [, string $bundlename [, bool $fallback = true ]] )
*/
PHP_FUNCTION( resourcebundle_create )
{
	object_init_ex( return_value, ResourceBundle_ce_ptr );
	resourcebundle_ctor(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */

/* {{{ resourcebundle_array_fetch */
static void resourcebundle_array_fetch(zval *object, zval *offset, zval *return_value, int fallback TSRMLS_DC)
{
	int32_t     meindex = 0;
	char *      mekey = NULL;
    zend_bool    is_numeric = 0;
	char         *pbuf;
	ResourceBundle_object *rb;

intl_error_reset( NULL TSRMLS_CC );
	RESOURCEBUNDLE_METHOD_FETCH_OBJECT;

if(Z_TYPE_P(offset) == IS_LONG) {
		is_numeric = 1;
		meindex = Z_LVAL_P(offset);
		rb->child = ures_getByIndex( rb->me, meindex, rb->child, &INTL_DATA_ERROR_CODE(rb) );
	} else if(Z_TYPE_P(offset) == IS_STRING) {
		mekey = Z_STRVAL_P(offset);
		rb->child = ures_getByKey(rb->me, mekey, rb->child, &INTL_DATA_ERROR_CODE(rb) );
	} else {
		intl_errors_set(INTL_DATA_ERROR_P(rb), U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_get: index should be integer or string", 0 TSRMLS_CC);
		RETURN_NULL();
	}

intl_error_set_code( NULL, INTL_DATA_ERROR_CODE(rb) TSRMLS_CC );
	if (U_FAILURE(INTL_DATA_ERROR_CODE(rb))) {
		if (is_numeric) {
			spprintf( &pbuf, 0, "Cannot load resource element %d", meindex );
		} else {
			spprintf( &pbuf, 0, "Cannot load resource element '%s'", mekey );
		}
		intl_errors_set_custom_msg( INTL_DATA_ERROR_P(rb), pbuf, 1 TSRMLS_CC );
		efree(pbuf);
		RETURN_NULL();
	}

if (!fallback && (INTL_DATA_ERROR_CODE(rb) == U_USING_FALLBACK_WARNING || INTL_DATA_ERROR_CODE(rb) == U_USING_DEFAULT_WARNING)) {
		UErrorCode icuerror;
		const char * locale = ures_getLocaleByType( rb->me, ULOC_ACTUAL_LOCALE, &icuerror );
		if (is_numeric) {
			spprintf( &pbuf, 0, "Cannot load element %d without fallback from to %s", meindex, locale );
		} else {
			spprintf( &pbuf, 0, "Cannot load element '%s' without fallback from to %s", mekey, locale );
		}
		intl_errors_set_custom_msg( INTL_DATA_ERROR_P(rb), pbuf, 1 TSRMLS_CC );
		efree(pbuf);
		RETURN_NULL();
	}

resourcebundle_extract_value( return_value, rb TSRMLS_CC );
}
/* }}} */

/* {{{ resourcebundle_array_get */
zval *resourcebundle_array_get(zval *object, zval *offset, int type TSRMLS_DC)
{
	zval *retval;

if(offset == NULL) {
		php_error( E_ERROR, "Cannot apply [] to ResourceBundle object" );
	}
	MAKE_STD_ZVAL(retval);

resourcebundle_array_fetch(object, offset, retval, 1 TSRMLS_CC);
	Z_DELREF_P(retval);
	return retval;
}
/* }}} */

/* {{{ arginfo_resourcebundle_get */
ZEND_BEGIN_ARG_INFO_EX( arginfo_resourcebundle_get, 0, 0, 1 )
	ZEND_ARG_INFO( 0, index )
	ZEND_ARG_INFO( 0, fallback )
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ proto mixed ResourceBundle::get( integer|string $resindex [, bool $fallback = true ] )
 * proto mixed resourcebundle_get( ResourceBundle $rb, integer|string $resindex [, bool $fallback = true ] )
 * Get resource identified by numerical index or key name.
 */
PHP_FUNCTION( resourcebundle_get )
{
	zend_bool   fallback = 1;
	zval *		offset;
	zval *      object;

if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Oz|b",	&object, ResourceBundle_ce_ptr, &offset, &fallback ) == FAILURE) {
		intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_get: unable to parse input params", 0 TSRMLS_CC);
		RETURN_FALSE;
	}

resourcebundle_array_fetch(object, offset, return_value, fallback TSRMLS_CC);
}
/* }}} */

/* {{{ resourcebundle_array_count */
int resourcebundle_array_count(zval *object, long *count TSRMLS_DC)
{
	ResourceBundle_object *rb;
	RESOURCEBUNDLE_METHOD_FETCH_OBJECT_NO_CHECK;

if (rb->me == NULL) {
		intl_errors_set(&rb->error, U_ILLEGAL_ARGUMENT_ERROR,
				"Found unconstructed ResourceBundle", 0 TSRMLS_CC);
		return 0;
	}

*count = ures_getSize( rb->me );

return SUCCESS;
}
/* }}} */

/* {{{ arginfo_resourcebundle_count */
ZEND_BEGIN_ARG_INFO_EX( arginfo_resourcebundle_count, 0, 0, 0 )
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ proto int ResourceBundle::count()
 * proto int resourcebundle_count( ResourceBundle $bundle )
 * Get resources count
 */
PHP_FUNCTION( resourcebundle_count )
{
	int32_t                len;
	RESOURCEBUNDLE_METHOD_INIT_VARS;

if( zend_parse_method_parameters( ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &object, ResourceBundle_ce_ptr ) == FAILURE ) {
		intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_count: unable to parse input params", 0 TSRMLS_CC);
		RETURN_FALSE;
	}

RESOURCEBUNDLE_METHOD_FETCH_OBJECT;

len = ures_getSize( rb->me );
	RETURN_LONG( len );
}

/* {{{ arginfo_resourcebundle_getlocales */
ZEND_BEGIN_ARG_INFO_EX( arginfo_resourcebundle_getlocales, 0, 0, 1 )
	ZEND_ARG_INFO( 0, bundlename )
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ proto array ResourceBundle::getLocales( string $bundlename )
 * proto array resourcebundle_locales( string $bundlename )
 * Get available locales from ResourceBundle name
 */
PHP_FUNCTION( resourcebundle_locales )
{
	char * bundlename;
	int    bundlename_len = 0;
	const char * entry;
	int entry_len;
	UEnumeration *icuenum;
	UErrorCode   icuerror = U_ZERO_ERROR;

intl_errors_reset( NULL TSRMLS_CC );

if( zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &bundlename, &bundlename_len ) == FAILURE )
	{
		intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_locales: unable to parse input params", 0 TSRMLS_CC);
		RETURN_FALSE;
	}

if (bundlename_len >= MAXPATHLEN) {
		intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR,	"resourcebundle_locales: bundle name too long", 0 TSRMLS_CC );
		RETURN_FALSE;
	}

if(bundlename_len == 0) {
		// fetch default locales list
		bundlename = NULL;
	}

icuenum = ures_openAvailableLocales( bundlename, &icuerror );
	INTL_CHECK_STATUS(icuerror, "Cannot fetch locales list");

uenum_reset( icuenum, &icuerror );
	INTL_CHECK_STATUS(icuerror, "Cannot iterate locales list");

array_init( return_value );
	while ((entry = uenum_next( icuenum, &entry_len, &icuerror ))) {
		add_next_index_stringl( return_value, (char *) entry, entry_len, 1 );
	}
	uenum_close( icuenum );
}
/* }}} */

/* {{{ arginfo_resourcebundle_get_error_code */
ZEND_BEGIN_ARG_INFO_EX( arginfo_resourcebundle_get_error_code, 0, 0, 0 )
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ proto string ResourceBundle::getErrorCode( )
 * proto string resourcebundle_get_error_code( ResourceBundle $bundle )
 * Get text description for ResourceBundle's last error code.
 */
PHP_FUNCTION( resourcebundle_get_error_code )
{
	RESOURCEBUNDLE_METHOD_INIT_VARS;

if( zend_parse_method_parameters( ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O",
		&object, ResourceBundle_ce_ptr ) == FAILURE )
	{
		intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_get_error_code: unable to parse input params", 0 TSRMLS_CC );
		RETURN_FALSE;
	}

rb = (ResourceBundle_object *) zend_object_store_get_object( object TSRMLS_CC );

RETURN_LONG(INTL_DATA_ERROR_CODE(rb));
}
/* }}} */

/* {{{ arginfo_resourcebundle_get_error_message */
ZEND_BEGIN_ARG_INFO_EX( arginfo_resourcebundle_get_error_message, 0, 0, 0 )
ZEND_END_ARG_INFO()
/* }}} */

/* {{{ proto string ResourceBundle::getErrorMessage( )
 * proto string resourcebundle_get_error_message( ResourceBundle $bundle )
 * Get text description for ResourceBundle's last error.
 */
PHP_FUNCTION( resourcebundle_get_error_message )
{
	char* message = NULL;
	RESOURCEBUNDLE_METHOD_INIT_VARS;

if( zend_parse_method_parameters( ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O",
		&object, ResourceBundle_ce_ptr ) == FAILURE )
	{
		intl_error_set( NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"resourcebundle_get_error_message: unable to parse input params", 0 TSRMLS_CC );
		RETURN_FALSE;
	}

rb = (ResourceBundle_object *) zend_object_store_get_object( object TSRMLS_CC );
	message = (char *)intl_error_get_message(INTL_DATA_ERROR_P(rb) TSRMLS_CC);
	RETURN_STRING(message, 0);
}
/* }}} */

/* {{{ ResourceBundle_class_functions
 * Every 'ResourceBundle' class method has an entry in this table
 */
static zend_function_entry ResourceBundle_class_functions[] = {
	PHP_ME( ResourceBundle, __construct, arginfo_resourcebundle___construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR )
	ZEND_NAMED_ME( create, ZEND_FN( resourcebundle_create ), arginfo_resourcebundle___construct, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC )
	ZEND_NAMED_ME( get, ZEND_FN(resourcebundle_get), arginfo_resourcebundle_get, ZEND_ACC_PUBLIC )
	ZEND_NAMED_ME( count, ZEND_FN(resourcebundle_count), arginfo_resourcebundle_count, ZEND_ACC_PUBLIC )
	ZEND_NAMED_ME( getLocales, ZEND_FN(resourcebundle_locales), arginfo_resourcebundle_getlocales, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC )
	ZEND_NAMED_ME( getErrorCode, ZEND_FN(resourcebundle_get_error_code), arginfo_resourcebundle_get_error_code, ZEND_ACC_PUBLIC )
	ZEND_NAMED_ME( getErrorMessage, ZEND_FN(resourcebundle_get_error_message), arginfo_resourcebundle_get_error_message, ZEND_ACC_PUBLIC )
	PHP_FE_END
};
/* }}} */

/* {{{ resourcebundle_register_class
 * Initialize 'ResourceBundle' class
 */
void resourcebundle_register_class( TSRMLS_D )
{
	zend_class_entry ce;

INIT_CLASS_ENTRY( ce, "ResourceBundle", ResourceBundle_class_functions );

ce.create_object = ResourceBundle_object_create;
	ce.get_iterator = resourcebundle_get_iterator;

ResourceBundle_ce_ptr = zend_register_internal_class( &ce TSRMLS_CC );

if( !ResourceBundle_ce_ptr )
	{
		zend_error(E_ERROR, "Failed to register ResourceBundle class");
		return;
	}

ResourceBundle_object_handlers = std_object_handlers;
	ResourceBundle_object_handlers.clone_obj	  = NULL; /* ICU ResourceBundle has no clone implementation */
	ResourceBundle_object_handlers.read_dimension = resourcebundle_array_get;
	ResourceBundle_object_handlers.count_elements = resourcebundle_array_count;

zend_class_implements(ResourceBundle_ce_ptr TSRMLS_CC, 1, zend_ce_traversable);
}
/* }}} */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */

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