/* === S Y N F I G ========================================================= */
/*! \file workspacehandler.cpp
** \brief Handle with custom workspaces
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2019 Rodolfo R Gomes
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
** published by the Free Software Foundation; either version 2 of
** the License, or (at your option) any later version.
**
** This package is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** General Public License for more details.
** \endlegal
*/
/* ========================================================================= */
#ifdef USING_PCH
# include "pch.h"
#else
# ifdef HAVE_CONFIG_H
# include <config.h>
# endif
# include "workspacehandler.h"
# include <algorithm>
# include <fstream>
# include "synfig/general.h"
# include "gui/localization.h"
#endif
using namespace studio;
WorkspaceHandler::WorkspaceHandler()
{
}
void
WorkspaceHandler::trim_string(std::string &text)
{
text.erase(text.begin(),
std::find_if(text.begin(), text.end(),
[](int chr) { return !std::isspace(chr);})
);
text.erase(std::find_if(text.rbegin(), text.rend(),
[](int chr) { return !std::isspace(chr);}).base(),
text.end()
);
}
bool
WorkspaceHandler::is_valid_name(const std::string& name)
{
std::string valid_name = name;
trim_string(valid_name);
return !valid_name.empty() && valid_name.find("=") == std::string::npos;
}
bool
WorkspaceHandler::has_workspace(const std::string& name) const
{
return workspaces.find(name) != workspaces.end();
}
bool
WorkspaceHandler::add_workspace(const std::string& name, const std::string& tpl)
{
if (!is_valid_name(name) || tpl.empty())
return false;
std::string valid_name(name);
trim_string(valid_name);
if (has_workspace(valid_name))
return false;
workspaces[valid_name] = tpl;
signal_list_changed_.emit();
return true;
}
void
WorkspaceHandler::remove_workspace(const std::string& name)
{
size_t count = workspaces.erase(name);
if (count > 0)
signal_list_changed_.emit();
}
void WorkspaceHandler::clear()
{
size_t previous_size = workspaces.size();
workspaces.clear();
if (previous_size > 0)
signal_list_changed_.emit();
}
bool
WorkspaceHandler::set_workspace(const std::string& name, const std::string& tpl)
{
if (!is_valid_name(name) || tpl.empty())
return false;
std::string valid_name(name);
trim_string(valid_name);
if (!has_workspace(valid_name))
return false;
workspaces[valid_name] = tpl;
return true;
}
bool
WorkspaceHandler::get_workspace(const std::string& name, std::string& tpl) const
{
auto it = workspaces.find(name);
if (it == workspaces.end())
return false;
tpl = it->second;
return true;
}
void
WorkspaceHandler::get_name_list(std::vector<std::string>& list)
{
list.clear();
for(auto it = workspaces.cbegin(); it != workspaces.cend(); ++it)
list.push_back(it->first);
}
bool
WorkspaceHandler::save(const std::string& filename)
{
std::ofstream ofs(filename);
if (!ofs) {
synfig::error(_("Can't save custom workspaces"));
return false;
}
for (auto it = workspaces.begin(); it != workspaces.end(); ++it)
ofs << it->first << "=" << it->second << std::endl;
ofs.close();
return true;
}
void
WorkspaceHandler::load(const std::string& filename)
{
std::ifstream ifs(filename);
std::string line;
int count = 0;
while (ifs && !ifs.eof()) {
getline(ifs, line);
if (line.empty())
continue;
auto pos = line.find("=");
if (pos == std::string::npos) {
synfig::warning(_("ignoring malformed workspace line: %s"), line.c_str());
continue;
}
std::string name = line.substr(0, pos);
if (has_workspace(name)) {
synfig::warning(_("ignoring duplicated workspace name: %s"), name.c_str());
continue;
}
std::string tpl = line.substr(pos+1);
workspaces[name] = tpl;
count++;
}
if (count > 0)
signal_list_changed_.emit();
}
sigc::signal<void>& WorkspaceHandler::signal_list_changed()
{
return signal_list_changed_;
}