--- parser3/src/classes/file.C	2001/03/20 06:45:16	1.4
+++ parser3/src/classes/file.C	2001/03/28 09:38:06	1.9
@@ -3,33 +3,120 @@
 	Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
 	Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
 
-	$Id: file.C,v 1.4 2001/03/20 06:45:16 paf Exp $
+	$Id: file.C,v 1.9 2001/03/28 09:38:06 paf Exp $
 */
 
 #include "pa_request.h"
 #include "_file.h"
 #include "pa_vfile.h"
 
+// consts
+
+const int FIND_MONKEY_MAX_HOPS=10;
+
 // global var
 
 VStateless_class *file_class;
 
 // methods
 
+/// @test mkdirs
 static void _save(Request& r, const String& method_name, Array *params) {
 	Pool& pool=r.pool();
-	Value *vfile_name=static_cast<Value *>(params->get(0));
+	Value& vfile_name=*static_cast<Value *>(params->get(0));
 	// forcing
 	// ^save[this body type]
-	r.fail_if_junction_(true, *vfile_name, 
+	r.fail_if_junction_(true, vfile_name, 
+		method_name, "file name must not be junction");
+
+	// forcing untaint language
+	String lfile_name(pool);
+	lfile_name.append(vfile_name.as_string(),
+		String::UL_FILE_NAME, true);
+
+	// save
+	static_cast<VFile *>(r.self)->save(r.absolute(lfile_name));
+}
+
+static void _delete(Request& r, const String& method_name, Array *params) {
+	Pool& pool=r.pool();
+	Value& vfile_name=*static_cast<Value *>(params->get(0));
+	// forcing
+	// ^delete[this body type]
+	r.fail_if_junction_(true, vfile_name, 
 		method_name, "file name must not be junction");
 
 	// forcing untaint language
 	String lfile_name(pool);
-	lfile_name.append(vfile_name->as_string(),
-		String::Untaint_lang::FILE_NAME, true);
+	lfile_name.append(vfile_name.as_string(),
+		String::UL_FILE_NAME, true);
 		
-	static_cast<VFile *>(r.self)->save(r.absolute(lfile_name.cstr()));
+	// unlink
+	file_delete(pool, r.absolute(lfile_name));
+}
+
+static void _find(Request& r, const String& method_name, Array *params) {
+	Pool& pool=r.pool();
+	Value& vfile_name=*static_cast<Value *>(params->get(0));
+	// forcing
+	// ^delete[this body type]
+	r.fail_if_junction_(true, vfile_name, 
+		method_name, "file name must not be junction");
+
+	// forcing untaint language
+	String lfile_name(pool);
+	lfile_name.append(vfile_name.as_string(),
+		String::UL_FILE_NAME, true);
+
+	// passed file name simply exists in current dir
+	if(file_readable(r.absolute(lfile_name))) {
+		r.write_no_lang(*new(pool) VString(lfile_name));
+		return;
+	}
+
+	// scan .. dirs for result
+	for(int i=0; i<FIND_MONKEY_MAX_HOPS; i++) {
+		String test_name(pool);
+		for(int j=0; j<i; j++)
+			test_name.APPEND_CONST("../");
+		test_name.append(lfile_name, String::UL_NO);
+		if(file_readable(r.absolute(test_name))) {
+			r.write_no_lang(*new(pool) VString(*new(pool) String(test_name)));
+			return;
+		}
+	}
+
+	// not found
+	if(params->size()==2) {
+		// forcing ..{this body type}
+		Value& not_found_code=*static_cast<Value *>(params->get(1));
+		r.fail_if_junction_(false, not_found_code, 
+			method_name, "not-found param must be junction");
+		r.write_pass_lang(r.process(not_found_code));
+	}
+}
+
+static void _load(Request& r, const String& method_name, Array *params) {
+	Pool& pool=r.pool();
+	Value& vfile_name=*static_cast<Value *>(params->get(0));
+
+	// forcing
+	// ^load[this body type]
+	r.fail_if_junction_(true, vfile_name, 
+		method_name, "file name must not be junction");
+
+	// forcing untaint language
+	String lfile_name(pool);
+	lfile_name.append(vfile_name.as_string(),
+		String::UL_FILE_NAME, true);
+
+	void *data;
+	size_t size;
+	file_read(pool, r.absolute(lfile_name), data, size, false/*binary*/);
+
+	char *user_file_name=params->size()==1?lfile_name.cstr()
+		:static_cast<Value *>(params->get(1))->as_string().cstr();
+	r.write_no_lang(*new(pool) VFile(pool, data, size, user_file_name));
 }
 
 // initialize
@@ -37,4 +124,16 @@ static void _save(Request& r, const Stri
 void initialize_file_class(Pool& pool, VStateless_class& vclass) {
 	// ^save[file-name]
 	vclass.add_native_method("save", _save, 1, 1);
+
+	// ^delete[file-name]
+	vclass.add_native_method("delete", _delete, 1, 1);
+
+	// ^find[file-name]
+	// ^find[file-name]{when-not-found}
+	vclass.add_native_method("find", _find, 1, 2);
+
+	// ^load[disk-name]
+	// ^load[disk-name;user-name]
+	// TODO:^load[disk-name;user-name;content-type]
+	vclass.add_native_method("load", _load, 1, 2);
 }