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------------------------------------------------------------------------------
-- G P S --
-- --
-- Copyright (C) 2013-2018, AdaCore --
-- --
-- This is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. This software is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHAN- --
-- TABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public --
-- License for more details. You should have received a copy of the GNU --
-- General Public License distributed with this software; see file --
-- COPYING3. If not, go to http://www.gnu.org/licenses for a complete copy --
-- of the license. --
------------------------------------------------------------------------------
with GNATCOLL.Projects; use GNATCOLL.Projects;
with GNATCOLL.VFS; use GNATCOLL.VFS;
with GNATCOLL.VFS_Utils; use GNATCOLL.VFS_Utils;
with OS_Utils; use OS_Utils;
with Remote; use Remote;
with GPS.Core_Kernels; use GPS.Core_Kernels;
with GPS.Scripts.Entities; use GPS.Scripts.Entities;
with GPS.Scripts.File_Locations; use GPS.Scripts.File_Locations;
with Language_Handlers; use Language_Handlers;
with Xref; use Xref;
with GNATCOLL.Scripts.Files; use GNATCOLL.Scripts.Files;
package body GPS.Scripts.Files is
procedure File_Command_Handler
(Data : in out Callback_Data'Class; Command : String);
-- Handler for the "File" commands
Name_Cst : aliased constant String := "name";
Local_Cst : aliased constant String := "local";
Server_Cst : aliased constant String := "remote_server";
File_Cmd_Parameters : constant Cst_Argument_List :=
(1 => Name_Cst'Access,
2 => Local_Cst'Access);
File_Entities_Parameters : constant Cst_Argument_List :=
(1 => Local_Cst'Access);
File_Name_Parameters : constant Cst_Argument_List :=
(1 => Server_Cst'Access);
--------------------------
-- File_Command_Handler --
--------------------------
procedure File_Command_Handler
(Data : in out Callback_Data'Class; Command : String)
is
Kernel : constant Core_Kernel := Get_Kernel (Data);
Info : Virtual_File;
begin
if Command = Constructor_Method then
Name_Parameters (Data, File_Cmd_Parameters);
declare
Instance : constant Class_Instance :=
Nth_Arg (Data, 1, Get_File_Class (Data));
Name : constant Filesystem_String := Nth_Arg (Data, 2);
File : Virtual_File;
begin
if Is_Absolute_Path (Name) then
if Is_Cygwin_Path (Name) then
-- This is a cygwing PATH style, convert to standard DOS
Set_Data (Instance, Create (Format_Pathname (Name, DOS)));
else
Set_Data (Instance, Create (Name));
end if;
return;
end if;
-- Base name case. Find full name using the following rules:
-- 1) If third argument is set to true, create from current dir
-- else
-- 2) If Base Name can be found in project, use it
-- else
-- 3) Create from current dir
-- If we really want to create from current directory
if Number_Of_Arguments (Data) > 2 then
declare
From_Current : constant Boolean := Nth_Arg (Data, 3);
begin
if From_Current then
Set_Data
(Instance,
Create_From_Dir (Get_Current_Dir, Name));
return;
end if;
end;
end if;
-- Kernel's Create_From_Base will override File if needed
File := Create_From_Base (Name);
Set_Data
(Instance, Kernel.Create_From_Base (Full_Name (File)));
end;
elsif Command = "name" then
Name_Parameters (Data, File_Name_Parameters);
Info := Nth_Arg (Data, 1);
declare
Server : Server_Type;
begin
-- Get the Server_Type value
begin
Server := Server_Type'Value (Nth_Arg (Data, 2, "GPS_Server"));
exception
when Constraint_Error =>
Server := GPS_Server;
end;
if Server = GPS_Server then
Set_Return_Value (Data, Full_Name (Info));
else
Set_Return_Value
(Data,
Full_Name (To_Remote (Info, Get_Nickname (Server))));
end if;
end;
elsif Command = "language" then
Info := Nth_Arg (Data, 1);
Set_Return_Value
(Data, Get_Language_From_File
(Kernel.Lang_Handler, Info));
elsif Command = "references" then
Info := Nth_Arg (Data, 1);
declare
Kind : constant String := Nth_Arg (Data, 2, "");
Sortby : constant Integer := Nth_Arg
(Data, 3, References_Sort'Pos (References_Sort'First));
Sort : constant References_Sort := References_Sort'Val (Sortby);
Result : List_Instance'Class := New_List (Get_Script (Data));
F : constant Class_Instance := Nth_Arg (Data, 1);
Refs : Root_Reference_Iterator'Class :=
Kernel.Databases.Find_All_References
(File => Info,
Kind => Kind,
Sort => Sort);
begin
while not At_End (Refs) loop
declare
R : constant Root_Entity_Reference'Class := Get (Refs);
Loc : constant General_Location := Get_Location (R);
L : List_Instance'Class := New_List (Get_Script (Data));
begin
L.Set_Nth_Arg (Natural'Last, Create_Entity
(Get_Script (Data), Get_Entity (Refs)));
L.Set_Nth_Arg (Natural'Last, Create_File_Location
(Script => Get_Script (Data),
File => F,
Line => Loc.Line,
Column => Loc.Column));
Result.Set_Nth_Arg (Natural'Last, L);
Free (L); -- refcount has been increased above
end;
Next (Refs);
end loop;
Destroy (Refs);
Set_Return_Value (Data, Result);
Free (Result); -- refcount has been increased above
end;
elsif Command = "entities" then
Name_Parameters (Data, File_Entities_Parameters);
Info := Nth_Arg (Data, 1);
declare
Iter : Entities_In_File_Cursor;
Defined_In_File : constant Boolean := Nth_Arg (Data, 2, True);
begin
Set_Return_Value_As_List (Data);
declare
F_Info : constant File_Info'Class :=
File_Info'Class
(Kernel.Registry.Tree.Info_Set (Info).First_Element);
begin
Iter := Kernel.Databases.Entities_In_File
(File => Info,
Project => F_Info.Project,
Name => "");
end;
while not At_End (Iter) loop
declare
Ent : constant Root_Entity'Class := Get (Iter);
begin
if not Defined_In_File
or else Get_Declaration (Ent).Loc.File = Info
then
Set_Return_Value
(Data, GPS.Scripts.Entities.Create_Entity
(Get_Script (Data), Ent));
end if;
end;
Next (Iter);
end loop;
end;
end if;
end File_Command_Handler;
--------------------
-- Get_File_Class --
--------------------
function Get_File_Class
(Kernel : access GPS.Core_Kernels.Core_Kernel_Record'Class)
return Class_Type is
begin
return Get_File_Class (Kernel.Scripts);
end Get_File_Class;
-----------------------
-- Register_Commands --
-----------------------
procedure Register_Commands
(Kernel : access GPS.Core_Kernels.Core_Kernel_Record'Class)
is
begin
GNATCOLL.Scripts.Files.Register_Commands (Kernel.Scripts);
-- Add support of Cygwin path not available in GNATCOLL
Override_Command
(Kernel.Scripts, Constructor_Method,
Class => Get_File_Class (Kernel),
Handler => File_Command_Handler'Access);
-- Add support of remote server not available in GNATCOLL
Override_Command
(Kernel.Scripts, "name",
Class => Get_File_Class (Kernel),
Handler => File_Command_Handler'Access);
Register_Command
(Kernel.Scripts, "language",
Class => Get_File_Class (Kernel),
Handler => File_Command_Handler'Access);
Register_Command
(Kernel.Scripts, "entities",
Minimum_Args => 0,
Maximum_Args => 1,
Class => Get_File_Class (Kernel),
Handler => File_Command_Handler'Access);
Register_Command
(Kernel.Scripts, "references",
Class => Get_File_Class (Kernel),
Handler => File_Command_Handler'Access,
Params => (2 => Param ("kind", Optional => True),
3 => Param ("sortby", Optional => True)));
end Register_Commands;
end GPS.Scripts.Files;
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