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source: code/branches/resource/src/core/TclBind.cc @ 3348

Last change on this file since 3348 was 3345, checked in by rgrieder, 15 years ago

Fixed installation: The Tcl script library should now be found in the installed version as well.

  • Property svn:eol-style set to native
File size: 6.5 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Fabian 'x3n' Landau
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29#include "TclBind.h"
30
31#include <exception>
32#include <string>
33#include <cpptcl/cpptcl.h>
34
35#include "SpecialConfig.h"
36#include "util/Debug.h"
37#include "util/StringUtils.h"
38#include "CommandExecutor.h"
39#include "ConsoleCommand.h"
40#include "Core.h"
41#include "TclThreadManager.h"
42
43namespace orxonox
44{
45    SetConsoleCommandShortcut(TclBind, tcl);
46    SetConsoleCommandShortcut(TclBind, bgerror);
47
48    TclBind* TclBind::singletonRef_s = 0;
49
50    TclBind::TclBind(const std::string& datapath)
51    {
52        assert(singletonRef_s == 0);
53        singletonRef_s = this;
54        this->interpreter_ = 0;
55        this->bSetTclDataPath_ = false;
56        this->setDataPath(datapath);
57    }
58
59    TclBind::~TclBind()
60    {
61        if (this->interpreter_)
62            delete this->interpreter_;
63        singletonRef_s = 0;
64    }
65
66    void TclBind::setDataPath(const std::string& datapath)
67    {
68        // String has POSIX slashes
69        this->tclDataPath_ = datapath + "tcl" + '/';
70        this->bSetTclDataPath_ = true;
71
72        this->initializeTclInterpreter();
73    }
74
75    void TclBind::initializeTclInterpreter()
76    {
77        if (this->bSetTclDataPath_ && !this->interpreter_)
78        {
79            this->interpreter_ = this->createTclInterpreter();
80
81            this->interpreter_->def("orxonox::query", TclBind::tcl_query, Tcl::variadic());
82            this->interpreter_->def("orxonox::crossquery", TclThreadManager::tcl_crossquery, Tcl::variadic());
83            this->interpreter_->def("execute", TclBind::tcl_execute, Tcl::variadic());
84            this->interpreter_->def("orxonox::crossexecute", TclThreadManager::tcl_crossexecute, Tcl::variadic());
85
86            try
87            {
88                this->interpreter_->eval("proc query args { orxonox::query [join $args] }");
89                this->interpreter_->eval("proc crossquery {id args} { orxonox::crossquery 0 $id [join $args] }");
90                this->interpreter_->eval("proc crossexecute {id args} { orxonox::crossquery 0 $id [join $args] }");
91                this->interpreter_->eval("set id 0");
92                this->interpreter_->eval("rename exit tcl::exit; proc exit {} { execute exit }");
93            }
94            catch (Tcl::tcl_error const &e)
95            {   COUT(1) << "Tcl error while creating Tcl-interpreter: " << e.what() << std::endl;   }
96            catch (std::exception const &e)
97            {   COUT(1) << "Error while creating Tcl-interpreter: " << e.what() << std::endl;   }
98            catch (...)
99            {   COUT(1) << "Error while creating Tcl-interpreter." << std::endl;   }
100        }
101    }
102
103    Tcl::interpreter* TclBind::createTclInterpreter()
104    {
105        Tcl::interpreter* interpreter;
106#ifdef DEPENDENCY_PACKAGE_ENABLE
107        if (true)//Core::isDevelopmentRun())
108            interpreter = new Tcl::interpreter(std::string(ORXONOX_DEP_LIB_PATH) + "/tcl");
109        else
110            interpreter = new Tcl::interpreter(Core::getRootPathString() + "lib/tcl");
111#else
112        interpreter = new Tcl::interpreter();
113#endif
114        try
115        {
116            interpreter->eval("source \"" + TclBind::getInstance().tclDataPath_ + "/init.tcl\"");
117        }
118        catch (Tcl::tcl_error const &e)
119        {   COUT(1) << "Tcl error while creating Tcl-interpreter: " << e.what() << std::endl;   }
120        catch (std::exception const &e)
121        {   COUT(1) << "Error while creating Tcl-interpreter: " << e.what() << std::endl;   }
122        catch (...)
123        {   COUT(1) << "Error while creating Tcl-interpreter." << std::endl;   }
124
125        return interpreter;
126    }
127
128    std::string TclBind::tcl_query(Tcl::object const &args)
129    {
130        COUT(4) << "Tcl_query: " << args.get() << std::endl;
131
132        std::string command = stripEnclosingBraces(args.get());
133
134        if (!CommandExecutor::execute(command, false))
135        {
136            COUT(1) << "Error: Can't execute command \"" << command << "\"!" << std::endl;
137        }
138
139        if (CommandExecutor::getLastEvaluation().hasReturnvalue())
140            return CommandExecutor::getLastEvaluation().getReturnvalue().getString();
141
142        return "";
143    }
144
145    void TclBind::tcl_execute(Tcl::object const &args)
146    {
147        COUT(4) << "Tcl_execute: " << args.get() << std::endl;
148        std::string command = stripEnclosingBraces(args.get());
149
150        if (!CommandExecutor::execute(command, false))
151        {
152            COUT(1) << "Error: Can't execute command \"" << command << "\"!" << std::endl;
153        }
154    }
155
156    std::string TclBind::tcl(const std::string& tclcode)
157    {
158        if (TclBind::getInstance().interpreter_)
159        {
160            try
161            {
162                std::string output = TclBind::getInstance().interpreter_->eval(tclcode);
163                if (output != "")
164                {
165                    COUT(0) << "tcl> " << output << std::endl;
166                }
167                return output;
168            }
169            catch (Tcl::tcl_error const &e)
170            {   COUT(1) << "tcl> Error: " << e.what() << std::endl;   }
171            catch (std::exception const &e)
172            {   COUT(1) << "Error while executing Tcl: " << e.what() << std::endl;   }
173        }
174
175        return "";
176    }
177
178    void TclBind::bgerror(std::string error)
179    {
180        COUT(1) << "Tcl background error: " << stripEnclosingBraces(error) << std::endl;
181    }
182
183    bool TclBind::eval(const std::string& tclcode)
184    {
185        try
186        {
187            TclBind::getInstance().interpreter_->eval(tclcode);
188            return true;
189        }
190        catch (Tcl::tcl_error const &e)
191        {   COUT(1) << "Tcl error: " << e.what() << std::endl;   }
192        catch (std::exception const &e)
193        {   COUT(1) << "Error while executing Tcl: " << e.what() << std::endl;   }
194
195        return false;
196    }
197}
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