text: /*
     +----------------------------------------------------------------------+
     | 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: Vadim Savchuk <vsavchuk@productengine.com>                  |
     |          Dmitry Lakhtyuk <dlakhtyuk@productengine.com>               |
     +----------------------------------------------------------------------+
   */
  
  #ifdef HAVE_CONFIG_H
  #include "config.h"
  #endif
  
  #include "php_intl.h"
  #include "collator_class.h"
  #include "intl_convert.h"
  
  /* {{{ Compare two strings. */
  PHP_FUNCTION( collator_compare )
  {
  	char*            str1      = NULL;
  	char*            str2      = NULL;
  	size_t              str1_len  = 0;
  	size_t              str2_len  = 0;
  
  	UChar*           ustr1     = NULL;
  	UChar*           ustr2     = NULL;
  	int              ustr1_len = 0;
  	int              ustr2_len = 0;
  
  	UCollationResult result;
  
  	COLLATOR_METHOD_INIT_VARS
  
  	/* Parse parameters. */
  	if( zend_parse_method_parameters( ZEND_NUM_ARGS(), getThis(), "Oss",
  		&object, Collator_ce_ptr, &str1, &str1_len, &str2, &str2_len ) == FAILURE )
  	{
  		RETURN_THROWS();
  	}
  
  	/* Fetch the object. */
  	COLLATOR_METHOD_FETCH_OBJECT;
  
  	if (!co || !co->ucoll) {
  		intl_error_set_code( NULL, COLLATOR_ERROR_CODE( co ) );
  		intl_errors_set_custom_msg( COLLATOR_ERROR_P( co ),
  			"Object not initialized", 0 );
  		zend_throw_error(NULL, "Object not initialized");
  
  		RETURN_THROWS();
  	}
  
  	/*
  	 * Compare given strings (converting them to UTF-16 first).
  	 */
  
  	/* First convert the strings to UTF-16. */
  	intl_convert_utf8_to_utf16(
  		&ustr1, &ustr1_len, str1, str1_len, COLLATOR_ERROR_CODE_P( co ) );
  	if( U_FAILURE( COLLATOR_ERROR_CODE( co ) ) )
  	{
  		/* Set global error code. */
  		intl_error_set_code( NULL, COLLATOR_ERROR_CODE( co ) );
  
  		/* Set error messages. */
  		intl_errors_set_custom_msg( COLLATOR_ERROR_P( co ),
  			"Error converting first argument to UTF-16", 0 );
  		if (ustr1) {
  			efree( ustr1 );
  		}
  		RETURN_FALSE;
  	}
  
  	intl_convert_utf8_to_utf16(
  		&ustr2, &ustr2_len, str2, str2_len, COLLATOR_ERROR_CODE_P( co ) );
  	if( U_FAILURE( COLLATOR_ERROR_CODE( co ) ) )
  	{
  		/* Set global error code. */
  		intl_error_set_code( NULL, COLLATOR_ERROR_CODE( co ) );
  
  		/* Set error messages. */
  		intl_errors_set_custom_msg( COLLATOR_ERROR_P( co ),
  			"Error converting second argument to UTF-16", 0 );
  		if (ustr1) {
  			efree( ustr1 );
  		}
  		if (ustr2) {
  			efree( ustr2 );
  		}
  		RETURN_FALSE;
  	}
  
  	/* Then compare them. */
  	result = ucol_strcoll(
  		co->ucoll,
  		ustr1, ustr1_len,
  		ustr2, ustr2_len );
  
  	if( ustr1 )
  		efree( ustr1 );
  	if( ustr2 )
  		efree( ustr2 );
  
  	/* Return result of the comparison. */
  	RETURN_LONG( result );
  }
  /* }}} */
  