From 9555c6e2734977c82023907f82a3ae82f845720a Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Fri, 15 May 2015 11:53:17 +0200 Subject: New ConfigFile class for generic config file reading/writing in homedir .drumgizmo folder. Use said new class for PluginConfig class. --- src/Makefile.am.drumgizmo | 1 + src/configfile.cc | 215 ++++++++++++++++++++++++++++++++++++++++++++++ src/configfile.h | 56 ++++++++++++ 3 files changed, 272 insertions(+) create mode 100644 src/configfile.cc create mode 100644 src/configfile.h (limited to 'src') diff --git a/src/Makefile.am.drumgizmo b/src/Makefile.am.drumgizmo index 26e2a30..1a3c857 100644 --- a/src/Makefile.am.drumgizmo +++ b/src/Makefile.am.drumgizmo @@ -4,6 +4,7 @@ DRUMGIZMO_SOURCES = \ $(top_srcdir)/src/channel.cc \ $(top_srcdir)/src/channelmixer.cc \ $(top_srcdir)/src/chresampler.cc \ + $(top_srcdir)/src/configfile.cc \ $(top_srcdir)/src/configuration.cc \ $(top_srcdir)/src/configparser.cc \ $(top_srcdir)/src/drumgizmo.cc \ diff --git a/src/configfile.cc b/src/configfile.cc new file mode 100644 index 0000000..bb7155f --- /dev/null +++ b/src/configfile.cc @@ -0,0 +1,215 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * configfile.cc + * + * Thu May 14 14:51:39 CEST 2015 + * Copyright 2015 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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. + * + * DrumGizmo 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. + * + * You should have received a copy of the GNU General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "configfile.h" + +#include +#include +#include +#include + +#include +#include + +#ifdef WIN32 +#include +#include +#include +#include +#else +#endif + +#include + +#ifdef WIN32 + #define SEP "\\" + #define CONFIGDIRNAME ".drumgizmo" +#else + #define SEP "/" + #define CONFIGDIRNAME ".drumgizmo" +#endif + +/** + * Return the path containing the config files. + */ +static std::string configPath() +{ +#ifdef WIN32 + std::string configpath; + TCHAR szPath[256]; + if(SUCCEEDED(SHGetFolderPath(NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE, + NULL, 0, szPath))) { + configpath = szPath; + } +#else + std::string configpath = strdup(getenv("HOME")); +#endif + configpath += SEP; + configpath += CONFIGDIRNAME; + + return configpath; +} + +/** + * Calling this makes sure that the config path exists + */ +static bool createConfigPath() +{ + std::string configpath = configPath(); + + struct stat st; + if(stat(configpath.c_str(), &st) == 0) { + DEBUG(configfile, "No configuration exists, creating directory '%s'\n", + configpath.c_str()); +#ifdef WIN32 + if(mkdir(configpath.c_str()) < 0) { +#else + if(mkdir(configpath.c_str(), 0755) < 0) { +#endif + DEBUG(pluginconfig, "Could not create config directory\n"); + } + + return false; + } + + return true; +} + +ConfigFile::ConfigFile(std::string filename) + : filename(filename) + , fp(NULL) +{ +} + +ConfigFile::~ConfigFile() +{ +} + +void ConfigFile::load() +{ + DEBUG(pluginconfig, "Loading config file...\n"); + if(!open("r")) return; + + values.clear(); + + std::string line; + while(true) { + line = readLine(); + + if(line == "") break; + + if(line[line.size() - 1] == '\n') { + line = line.substr(0, line.size() - 1); // strip ending newline. + } + + std::size_t colon = line.find(':'); + + if(colon == std::string::npos) break; // malformed line + + std::string key = line.substr(0, colon); + std::string value = line.substr(colon + 1); + + printf("key['%s'] value['%s']\n", key.c_str(), value.c_str()); + + if(key != "") { + values[key] = value; + } + } + + close(); +} + +void ConfigFile::save() +{ + DEBUG(pluginconfig, "Saving configuration...\n"); + + createConfigPath(); + + if(!open("w")) return; + + std::map::iterator v = values.begin(); + for(; v != values.end(); ++v) { + fprintf(fp, "%s:%s\n", v->first.c_str(), v->second.c_str()); + } + + close(); +} + +std::string ConfigFile::getValue(const std::string& key) +{ + if(values.find(key) != values.end()) { + return values[key]; + } + + return ""; +} + +void ConfigFile::setValue(const std::string& key, const std::string& value) +{ + values[key] = value; +} + +bool ConfigFile::open(std::string mode) +{ + if(fp) close(); + + std::string configpath = configPath(); + + std::string configfile = configpath; + configfile += SEP; + configfile += filename; + + DEBUG(pluginconfig, "Opening config file '%s'\n", configfile.c_str()); + fp = fopen(configfile.c_str(), mode.c_str()); + + if(!fp) return false; + + return true; +} + +void ConfigFile::close() +{ + fclose(fp); + fp = NULL; +} + +std::string ConfigFile::readLine() +{ + if(!fp) return ""; + + std::string line; + + char buf[1024]; + while(!feof(fp)) { + char *s = fgets(buf, sizeof(buf), fp); + if(s) { + line += buf; + if(buf[strlen(buf) - 1] == '\n') break; + } + } + + return line; +} diff --git a/src/configfile.h b/src/configfile.h new file mode 100644 index 0000000..21a6b88 --- /dev/null +++ b/src/configfile.h @@ -0,0 +1,56 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * configfile.h + * + * Thu May 14 14:51:38 CEST 2015 + * Copyright 2015 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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. + * + * DrumGizmo 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. + * + * You should have received a copy of the GNU General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#ifndef __DRUMGIZMO_CONFIGFILE_H__ +#define __DRUMGIZMO_CONFIGFILE_H__ + +#include +#include +#include + +class ConfigFile { +public: + ConfigFile(std::string filename); + virtual ~ConfigFile(); + + virtual void load(); + virtual void save(); + + virtual std::string getValue(const std::string& key); + virtual void setValue(const std::string& key, const std::string& value); + +protected: + std::map values; + std::string filename; + + bool open(std::string mode); + void close(); + std::string readLine(); + + FILE* fp; +}; + +#endif/*__DRUMGIZMO_CONFIGFILE_H__*/ -- cgit v1.2.3