--- parser3/src/classes/string.C	2001/09/06 06:11:13	1.74
+++ parser3/src/classes/string.C	2001/10/11 10:21:44	1.80
@@ -2,10 +2,10 @@
 	Parser: @b string parser class.
 
 	Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
-
 	Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
+
+	$Id: string.C,v 1.80 2001/10/11 10:21:44 parser Exp $
 */
-static const char *RCSId="$Id: string.C,v 1.74 2001/09/06 06:11:13 parser Exp $"; 
 
 #include "classes.h"
 #include "pa_request.h"
@@ -51,7 +51,7 @@ static void _int(Request& r, const Strin
 			rethrow_me=e;  
 			converted=0;
 		} else
-			converted=params->as_int(0, r); // (default)
+			converted=params->as_int(0, "default must be int", r); // (default)
 	}
 	PEND_CATCH
 	if(convert_problem)
@@ -76,7 +76,7 @@ static void _double(Request& r, const St
 			rethrow_me=e;  
 			converted=0;
 		} else
-			converted=params->as_double(0, r); // (default)
+			converted=params->as_double(0, "default must be double", r); // (default)
 	}
 	PEND_CATCH
 	if(convert_problem)
@@ -107,7 +107,7 @@ static void _double(Request& r, const St
 static void _left(Request& r, const String&, MethodParams *params) {
 	Pool& pool=r.pool();
 
-	size_t n=(size_t)r.process(params->get(0)).as_double();
+	size_t n=(size_t)params->as_int(0, "n must be int", r);
 	
 	const String& string=*static_cast<VString *>(r.self)->get_string();
 	r.write_assign_lang(*new(pool) VString(string.mid(0, n)));
@@ -116,7 +116,7 @@ static void _left(Request& r, const Stri
 static void _right(Request& r, const String&, MethodParams *params) {
 	Pool& pool=r.pool();
 
-	size_t n=(size_t)r.process(params->get(0)).as_double();
+	size_t n=(size_t)params->as_int(0, "n must be int", r);
 	
 	const String& string=*static_cast<VString *>(r.self)->get_string();
 	r.write_assign_lang(*new(pool) VString(string.mid(string.size()-n, string.size())));
@@ -125,8 +125,8 @@ static void _right(Request& r, const Str
 static void _mid(Request& r, const String&, MethodParams *params) {
 	Pool& pool=r.pool();
 
-	size_t p=(size_t)r.process(params->get(0)).as_double();
-	size_t n=(size_t)r.process(params->get(1)).as_double();
+	size_t p=(size_t)params->as_int(0, "p must be int", r);
+	size_t n=(size_t)params->as_int(1, "n must be int", r);
 	
 	const String& string=*static_cast<VString *>(r.self)->get_string();
 	r.write_assign_lang(*new(pool) VString(string.mid(p, p+n)));
@@ -254,7 +254,7 @@ static void _match(Request& r, const Str
 	Table *table;
 	if(params->size()<3) { // search
 		bool was_global;
-		bool matched=src.match(r.pcre_tables,
+		bool matched=src.match(r.pcre_tables(),
 			&method_name, 
 			regexp.as_string(), options,
 			&table,
@@ -276,7 +276,7 @@ static void _match(Request& r, const Str
 			&replacement_code,
 			&src
 		};
-		src.match(r.pcre_tables,
+		src.match(r.pcre_tables(),
 			&method_name, 
 			r.process(regexp).as_string(), options,
 			&table,
@@ -292,7 +292,7 @@ static void change_case(Request& r, cons
 	Pool& pool=r.pool();
 	const String& src=*static_cast<VString *>(r.self)->get_string();
 
-	r.write_assign_lang(*new(pool) VString(src.change_case(pool, r.pcre_tables,
+	r.write_assign_lang(*new(pool) VString(src.change_case(pool, r.pcre_tables(),
 		kind)));
 }
 static void _upper(Request& r, const String& method_name, MethodParams *params) {
@@ -410,7 +410,7 @@ static void _sql(Request& r, const Strin
 						"default option must be code");
 				string=r.process(*vdefault).get_string();
 				if(!string)
-					string=empty_string;
+					string=new(pool) String(pool);
 			} else
 				PTHROW(0, 0,
 					&method_name,
@@ -438,6 +438,19 @@ static void _replace(Request& r, const S
 	Dictionary dict(*table);
 	r.write_assign_lang(*new(pool) VString(src.replace(pool, dict)));
 }
+
+static void _save(Request& r, const String& method_name, MethodParams *params) {
+	Pool& pool=r.pool();
+	Value& vfile_name=params->as_no_junction(0, 
+		"file name must not be code");
+
+	const String& src=*static_cast<VString *>(r.self)->get_string();
+
+	// write
+	file_write(pool, r.absolute(vfile_name.as_string()), 
+		src.cstr(String::UL_AS_IS), src.size(), true);
+}
+
 // constructor
 
 MString::MString(Pool& apool) : Methoded(apool) {
@@ -487,6 +500,9 @@ MString::MString(Pool& apool) : Methoded
 
 	// ^string.replace[table]
 	add_native_method("replace", Method::CT_DYNAMIC, _replace, 1, 1);
+
+	// ^string.save[file]  
+	add_native_method("save", Method::CT_DYNAMIC, _save, 1, 1);
 }	
 
 // global variable