Added PHP_AUTH_USER, PHP_AUTH_PW and PHP_AUTH_TYPE environment variables

for Zeus/ISAPI, so basic authenication works.

Submitted by: daniel@zeus.com

sapi/isapi/php4isapi.c

@@ -383,6 +383,20 @@ static void sapi_isapi_register_zeus_variables(LPEXTENSION_CONTROL_BLOCK lpECB,
 		static_variable_buf[ variable_len - pathinfo_len - 1 ] = '\0';
 		php_register_variable( "PATH_TRANSLATED", static_variable_buf, track_vars_array ELS_CC PLS_CC );
 	}
+
+	/* Bring in the AUTHENTICATION stuff as needed */
+	variable_len = ISAPI_SERVER_VAR_BUF_SIZE;
+	if ( lpECB->GetServerVariable(lpECB->ConnID, "AUTH_USER", static_variable_buf, &variable_len) && static_variable_buf[0] )  {
+		php_register_variable( "PHP_AUTH_USER", static_variable_buf, track_vars_array ELS_CC PLS_CC );
+	}
+	variable_len = ISAPI_SERVER_VAR_BUF_SIZE;
+	if ( lpECB->GetServerVariable(lpECB->ConnID, "AUTH_PASSWORD", static_variable_buf, &variable_len) && static_variable_buf[0] )  {
+		php_register_variable( "PHP_AUTH_PW", static_variable_buf, track_vars_array ELS_CC PLS_CC );
+	}
+	variable_len = ISAPI_SERVER_VAR_BUF_SIZE;
+	if ( lpECB->GetServerVariable(lpECB->ConnID, "AUTH_TYPE", static_variable_buf, &variable_len) && static_variable_buf[0] )  {
+		php_register_variable( "PHP_AUTH_TYPE", static_variable_buf, track_vars_array ELS_CC PLS_CC );
+	}
 }
 #endif