Configurator.cpp

00001 /*
00002       This file is part of Smoothie (http://smoothieware.org/). The motion control part is heavily based on Grbl (https://github.com/simen/grbl).
00003       Smoothie 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 3 of the License, or (at your option) any later version.
00004       Smoothie 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.
00005       You should have received a copy of the GNU General Public License along with Smoothie. If not, see <http://www.gnu.org/licenses/>.
00006 */
00007 
00008 
00009 #include "libs/Kernel.h"
00010 #include "Configurator.h"
00011 #include "libs/nuts_bolts.h"
00012 #include "libs/utils.h"
00013 #include "libs/SerialMessage.h"
00014 #include "libs/StreamOutput.h"
00015 
00016 
00017 void Configurator::on_module_loaded(){
00018     this->register_for_event(ON_CONSOLE_LINE_RECEIVED);
00019 //    this->register_for_event(ON_GCODE_RECEIVED);
00020 //    this->register_for_event(ON_MAIN_LOOP);
00021 }
00022 
00023 // When a new line is received, check if it is a command, and if it is, act upon it
00024 void Configurator::on_console_line_received( void* argument ){
00025     SerialMessage new_message = *static_cast<SerialMessage*>(argument);
00026 
00027     // ignore comments
00028     if(new_message.message[0] == ';') return;
00029 
00030     string possible_command = new_message.message;
00031 
00032     // We don't compare to a string but to a checksum of that string, this saves some space in flash memory
00033     uint16_t check_sum = get_checksum( possible_command.substr(0,possible_command.find_first_of(" \r\n")) );  // todo: put this method somewhere more convenient
00034 
00035     // Act depending on command
00036     if (check_sum == config_get_command_checksum)
00037         this->config_get_command(  get_arguments(possible_command), new_message.stream );
00038     else if (check_sum == config_set_command_checksum)
00039         this->config_set_command(  get_arguments(possible_command), new_message.stream );
00040     else if (check_sum == config_load_command_checksum)
00041         this->config_load_command(  get_arguments(possible_command), new_message.stream );
00042 }
00043 
00044 // Process and respond to eeprom gcodes (M50x)
00045 void Configurator::on_gcode_received(void* argument){
00046     Gcode* gcode = static_cast<Gcode*>(argument);
00047     if( gcode->has_letter('G') ){
00048         int code = gcode->get_value('G');
00049         switch( code ){
00050         }
00051     }
00052     else if( gcode->has_letter('M') ){
00053         int code = gcode->get_value('M');
00054         switch( code ){
00055         }
00056     }
00057 }
00058 
00059 void Configurator::on_main_loop(void* argument){}
00060 
00061 // Output a ConfigValue from the specified ConfigSource to the stream
00062 void Configurator::config_get_command( string parameters, StreamOutput* stream ){
00063     string source = shift_parameter(parameters);
00064     string setting = shift_parameter(parameters);
00065     if (setting == "") { // output live setting
00066         setting = source;
00067         source = "";
00068         uint16_t setting_checksums[3];
00069         get_checksums(setting_checksums, setting );
00070         ConfigValue* cv = THEKERNEL->config->value(setting_checksums);
00071         string value = "";
00072         if(cv->found){ value = cv->as_string(); }
00073         stream->printf( "live: %s is set to %s\r\n", setting.c_str(), value.c_str() );
00074     } else { // output setting from specified source
00075         uint16_t source_checksum = get_checksum( source );
00076         uint16_t setting_checksums[3];
00077         get_checksums(setting_checksums, setting );
00078         for(unsigned int i=0; i < THEKERNEL->config->config_sources.size(); i++){
00079             if( THEKERNEL->config->config_sources[i]->is_named(source_checksum) ){
00080                 string value = THEKERNEL->config->config_sources[i]->read(setting_checksums);
00081                 stream->printf( "%s: %s is set to %s\r\n", source.c_str(), setting.c_str(), value.c_str() );
00082                 break;
00083             }
00084         }
00085     }
00086 }
00087 
00088 // Write the specified setting to the specified ConfigSource
00089 void Configurator::config_set_command( string parameters, StreamOutput* stream ){
00090     string source = shift_parameter(parameters);
00091     string setting = shift_parameter(parameters);
00092     string value = shift_parameter(parameters);
00093     if (value == "") {
00094         value = setting;
00095         setting = source;
00096         source = "";
00097         THEKERNEL->config->set_string(setting, value);
00098         stream->printf( "live: %s has been set to %s\r\n", setting.c_str(), value.c_str() );
00099     } else {
00100         uint16_t source_checksum = get_checksum(source);
00101         for(unsigned int i=0; i < THEKERNEL->config->config_sources.size(); i++){
00102             if( THEKERNEL->config->config_sources[i]->is_named(source_checksum) ){
00103                 THEKERNEL->config->config_sources[i]->write(setting, value);
00104                 stream->printf( "%s: %s has been set to %s\r\n", source.c_str(), setting.c_str(), value.c_str() );
00105                 break;
00106             }
00107         }
00108     }
00109 }
00110 
00111 // Reload config values from the specified ConfigSource
00112 void Configurator::config_load_command( string parameters, StreamOutput* stream ){
00113     string source = shift_parameter(parameters);
00114     if(source == ""){
00115         THEKERNEL->config->config_cache_load();
00116         THEKERNEL->call_event(ON_CONFIG_RELOAD);
00117         stream->printf( "Reloaded settings\r\n" );
00118     } else if(file_exists(source)){
00119         FileConfigSource fcs(source);
00120         fcs.transfer_values_to_cache(&THEKERNEL->config->config_cache);
00121         THEKERNEL->call_event(ON_CONFIG_RELOAD);
00122         stream->printf( "Loaded settings from %s\r\n", source.c_str() );
00123     } else {
00124         uint16_t source_checksum = get_checksum(source);
00125         for(unsigned int i=0; i < THEKERNEL->config->config_sources.size(); i++){
00126             if( THEKERNEL->config->config_sources[i]->is_named(source_checksum) ){
00127                 THEKERNEL->config->config_sources[i]->transfer_values_to_cache(&THEKERNEL->config->config_cache);
00128                 THEKERNEL->call_event(ON_CONFIG_RELOAD);
00129                 stream->printf( "Loaded settings from %s\r\n", source.c_str() );
00130                 break;
00131             }
00132         }
00133     }
00134 }
00135