X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=src%2FW1Device.cc;h=eb94b24b3039ed611d17f5ba6d2692441b3835bb;hb=f280d6c6383f3642069fac8a490f827195619278;hp=467a3359685eb7a432ee606259684fe4d79e687b;hpb=83dba70b46600014932da34e8744ba70584077aa;p=lib1wire.git diff --git a/src/W1Device.cc b/src/W1Device.cc index 467a335..eb94b24 100644 --- a/src/W1Device.cc +++ b/src/W1Device.cc @@ -6,94 +6,165 @@ */ #include #include +#include +#include #include #include -#include "W1Store.hh" +#include +#include + +#include "Factory.hh" #include "W1Device.hh" -using namespace w1; using namespace std; +using namespace w1; +using namespace plp; -W1Device::W1Device(int family_code_param, - string device_id_param, - dirent *direntry_param) { +W1Device::W1Device(string device_id_param, + string device_type_param, + dirent *direntry_param) : SensorDevice(device_id_param, device_type_param) { string rootdir; string device_dir; string temp_str; - rootdir = W1_SCAN_ROOTDIR; - temp_str = W1_SLAVE_FILE; - dir_path = rootdir + "/" + direntry_param->d_name; - slave_file = dir_path + "/" + temp_str; - log_debug("w1 data file: %s\n", slave_file.c_str()); - family_code = family_code_param; - id = device_id_param; - name = device_id_param; + pthread_mutex_init(&plock, NULL); + type = device_type_param; + id = device_id_param; + if (direntry_param != NULL) { + rootdir = W1_SCAN_ROOTDIR; + temp_str = W1_SLAVE_FILE; + dir_path = rootdir + "/" + direntry_param->d_name; + slave_file = dir_path + "/" + temp_str; + lifecycle_status = LIFECYCLE_STATUS__AVAILABLE; + log_debug("1-wire device's data file: %s\n", slave_file.c_str()); + } + else { + lifecycle_status = LIFECYCLE_STATUS__UNAVAILABLE; + } + reader = new DataReader(id); + name = ""; } W1Device::~W1Device() { -} - -int W1Device::get_family_code() { - return family_code; -} - -string W1Device::get_id() { - return id; + log_debug("started\n"); + save_and_clean_cache(); + if (reader != NULL) { + delete(reader); + reader = NULL; + } } string W1Device::get_name() { + DeviceConfig *cfg; + + if (name.empty() == true) { + cfg = DeviceConfig::get_device_config(id); + if (cfg != NULL) { + name = cfg->get_config_value(DEVICE_CONFIG_VALUE_KEY__NAME); + delete(cfg); + } + } return name; } void W1Device::set_name(string name_param) { - name = name_param; -} - -string W1Device::get_time() { - time_t wtime; - struct tm *ltime; - char buffer[80]; - string ret_val; - - time(&wtime); - ltime = localtime(&wtime); - strftime(buffer, 80, "%Y-%m-%d %H:%M:%S", ltime); - ret_val = buffer; - return ret_val; + DeviceConfig *cfg; + + if (name.compare(name_param) != 0) { + name = name_param; + cfg = DeviceConfig::get_device_config(id); + if (cfg != NULL) { + cfg->set_config_value(DEVICE_CONFIG_VALUE_KEY__NAME, name_param); + delete(cfg); + } + } } void W1Device::printout() { - string text; - - text = get_formatted_value(); - cout << text << endl; + Data *data; + string text; + string type; + string name; + + data = get_data(); + if (data != NULL) { + text = data->to_string(); + cout << text << endl; + delete(data); + } + else { + type = get_type(); + name = get_name(); + log_error("Could not read data for %s device: %s\n", type.c_str(), name.c_str()); + } } -string W1Device::get_formatted_value() { - string ret_val; - string val; +string W1Device::to_string(double dbl_val, int digit_count) { + string ret_val; + ostringstream out; - val = get_raw_value(); - ret_val = get_formatted_value(val); + out << fixed << setprecision(digit_count) << dbl_val; + ret_val = out.str(); return ret_val; } -string W1Device::get_formatted_value(string value) { - string ret_val; - - ret_val = get_time() + "|" + get_device_type() + "|" + id + "|" + value + " " + get_unit(); - add_to_memory_cache(ret_val); +Data *W1Device::get_data() { + Data *ret_val; + vector *vect; + + ret_val = NULL; + vect = get_raw_data(); + if (vect != NULL) { + ret_val = new Data(vect, get_unit()); + cache(ret_val); + delete(vect); + log_debug("%s returning new data\n", id.c_str()); + } + else { + // read old already saved data + log_debug("%s returning old saved data\n", id.c_str()); + ret_val = reader->get_latest_data(); + } return ret_val; } -void W1Device::add_to_memory_cache(std::string formatted_data) { - // TODO: add mutex for memory_cache - memory_cache.push_back(formatted_data); +void W1Device::cache(Data *new_data) { + Data *data; + int dec_precision; + + data = new_data->clone(); + pthread_mutex_lock(&plock); + memory_cache.push_back(data); + if (memory_cache.size() > 5) { + dec_precision = get_data_decimal_precision(); + StoreDay::save(id, &memory_cache, dec_precision); + while(memory_cache.empty() == false) { + data = memory_cache.back(); + memory_cache.pop_back(); + delete(data); + } + } + pthread_mutex_unlock(&plock); +} + +void W1Device::save_and_clean_cache() { + Data *data; + int dec_precision; + + dec_precision = get_data_decimal_precision(); + pthread_mutex_lock(&plock); + log_debug("memory cache size: %d\n", memory_cache.size()); + StoreDay::save(id, &memory_cache, dec_precision); + while(memory_cache.empty() == false) { + data = memory_cache.back(); + memory_cache.pop_back(); + delete(data); + } + pthread_mutex_unlock(&plock); } -void W1Device::store() { - W1Store::store(id, &memory_cache); +const DataReader *W1Device::get_device_data() { + return reader; }