-/*
- * Store.cc
- *
- * Created on: Oct 31, 2010
- * Author: lamikr
- */
-
-#include <list>
-#include <string>
-#include <fstream>
-#include <limits>
-
-#include <time.h>
-#include <dirent.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-#include <plp/log.h>
-
-#include "DeviceConfig.hh"
-#include "W1Configure.hh"
-#include "StoreDay.hh"
-#include "W1Util.hh"
-
-using namespace std;
-using namespace w1;
-using namespace plp;
-
-StoreDay::StoreDay(string device_id_param,
- Date *date_time_param): Store(device_id_param, date_time_param) {
- store_fname = get_file_name(device_id_param, date_time_param);
-}
-
-StoreDay::StoreDay(string fname_param): Store("", NULL) {
- store_data = NULL;
- range_data = NULL;
- store_fname = fname_param;
-}
-
-StoreDay::~StoreDay() {
- if (store_data != NULL) {
- delete(store_data);
- store_data = NULL;
- }
-}
-
-string StoreDay::get_dir_name(string device_id, Date *date_time_param) {
- string ret_val;
- char buffer[30];
- string bd_name;
-
- snprintf(buffer, 30, "%d/%02d", date_time_param->year, date_time_param->month);
- bd_name = DeviceConfig::get_base_dir_name();
- bd_name = W1Util::concat_paths(bd_name, device_id);
- ret_val = bd_name + "/" + buffer;
- return ret_val;
-}
-
-string StoreDay::get_file_name(string device_id, Date *date_time_param) {
- string ret_val;
- string fname;
- char buffer[30];
-
- snprintf(buffer, 30, "%d-%02d-%02d", date_time_param->year, date_time_param->month, date_time_param->day);
- fname = buffer;
- fname = fname + DATAFILE_SUFFIX;
- ret_val = get_dir_name(device_id, date_time_param);
- ret_val = W1Util::concat_paths(ret_val, fname);
- return ret_val;
-}
-
-void StoreDay::save(string device_id,
- std::list<Data *> *data_list,
- int dec_precision) {
- string n_path;
- string f_path;
- string line;
- Data *data;
- ofstream *ostream;
- Date date;
- list<Data *>::iterator iter;
-
- ostream = NULL;
- f_path = "";
- log_info("[%s] writing %d data values to save.\n", device_id.c_str(), data_list->size());
- // TODO: add mutex to protect string_list while it's read and emptied
- for(iter = data_list->begin(); iter != data_list->end(); iter++) {
- data = (Data *)*iter;
- date = data->get_date();
- n_path = get_file_name(device_id, &date);
- if (n_path.compare(f_path) != 0) {
- if (ostream != NULL) {
- ostream->close();
- delete(ostream);
- }
- f_path = n_path;
- log_info("[%s] Opening file for save: %s\n", device_id.c_str(), f_path.c_str());
- ostream = W1Util::open_for_writing(f_path.c_str());
- }
- if ((ostream != NULL) &&
- (ostream->is_open() == true)) {
- line = data->to_string(dec_precision);
- if (line.length() > 0) {
- log_debug("storing line: %s\n", line.c_str());
- *ostream << line << endl;
- }
- }
- else {
- log_error("[%s] File open for data save failed: %s\n", device_id.c_str(), f_path.c_str());
- }
- }
- if (ostream != NULL) {
- ostream->close();
- delete(ostream);
- }
-}
-
-bool StoreDay::load() {
- return Store::load(store_fname);
-}
-
-bool StoreDay::exist(string fname_param) {
- bool ret_val;
- ret_val = (access(fname_param.c_str(), F_OK) == 0);
- return ret_val;
-}
-
-bool StoreDay::exist() {
- return exist(store_fname);
-}
-
-static int get_summary_period_as_freq_seconds(EnumSummaryPeriod period_type_param) {
- int ret_val;
-
- ret_val = 3600;
- switch(period_type_param) {
- case PERIOD_SECONDLY:
- ret_val = 1;
- break;
- case PERIOD_MINUTELY:
- ret_val = 60;
- break;
- case PERIOD_HOURLY:
- ret_val = 3600;
- break;
- case PERIOD_DAILY:
- case PERIOD_MONTHLY:
- case PERIOD_YEARLY:
- default:
- // -1 as freq means that show all data from the current store
- ret_val = -1;
- break;
- }
- return ret_val;
-}
-
-plp::DataRange *StoreDay::get_sum(EnumSummaryPeriod period_type_param) {
- int row_count;
- int col_count;
- int jj;
- int ii;
- Data *data;
- Data *calc;
- Date *limit_d;
- Date date;
- DataRange *ret_val;
- int frq_sec;
-
- ret_val = new DataRange();
- calc = NULL;
- limit_d = NULL;
- frq_sec = get_summary_period_as_freq_seconds(period_type_param);
- if (store_data == NULL) {
- load();
- }
- if (store_data != NULL) {
- row_count = store_data->get_count();
- if (row_count > 0) {
- col_count = store_data->get_data_item_value_count();
- if (col_count > 0) {
- for (ii = 0; ii < row_count; ii++) {
- data = store_data->get(ii);
- if (data != NULL) {
- if (calc == NULL) {
- calc = data->clone();
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- else {
- date = data->get_date();
- if ((ii <= (row_count -1)) &&
- ((frq_sec == -1) || (date.before(limit_d)))) {
- for (jj = 0; jj < col_count; jj++) {
- calc->value_arr[jj] = calc->value_arr[jj] + data->value_arr[jj];
- }
- }
- if ((ii >= (row_count -1)) ||
- ((frq_sec != -1) && (date.before(limit_d) == false))) {
- ret_val->add(calc);
- delete(calc);
- calc = data->clone();
- if (limit_d != NULL) {
- delete(limit_d);
- }
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- }
- delete(data);
- }
- }
- if (calc != NULL) {
- delete(calc);
- calc = NULL;
- }
- if (limit_d != NULL) {
- delete(limit_d);
- }
- }
- }
- }
- return ret_val;
-}
-
-plp::DataRange *StoreDay::get_mean(EnumSummaryPeriod period_type_param) {
- int row_count;
- int col_count;
- int d_count;
- int jj;
- int ii;
- Data *data;
- Data *calc;
- Date *limit_d;
- Date date;
- DataRange *ret_val;
- int frq_sec;
-
- ret_val = new DataRange();
- calc = NULL;
- limit_d = NULL;
- d_count = 1;
- frq_sec = get_summary_period_as_freq_seconds(period_type_param);
- if (store_data == NULL) {
- load();
- }
- if (store_data != NULL) {
- row_count = store_data->get_count();
- if (row_count > 0) {
- col_count = store_data->get_data_item_value_count();
- if (col_count > 0) {
- for (ii = 0; ii < row_count; ii++) {
- data = store_data->get(ii);
- if (data != NULL) {
- if (calc == NULL) {
- d_count = 1;
- calc = data->clone();
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- else {
- date = data->get_date();
- if ((ii <= (row_count -1)) &&
- ((frq_sec == -1) || (date.before(limit_d)))) {
- for (jj = 0; jj < col_count; jj++) {
- calc->value_arr[jj] = calc->value_arr[jj] + data->value_arr[jj];
- }
- d_count++;
- }
- if ((ii >= (row_count -1)) ||
- ((frq_sec != -1) && (date.before(limit_d) == false))) {
- for (jj = 0; jj < col_count; jj++) {
- calc->value_arr[jj] = calc->value_arr[jj] / d_count;
- }
- ret_val->add(calc);
- delete(calc);
- d_count = 1;
- calc = data->clone();
- if (limit_d != NULL) {
- delete(limit_d);
- }
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- }
- delete(data);
- }
- }
- if (calc != NULL) {
- delete(calc);
- calc = NULL;
- }
- if (limit_d != NULL) {
- delete(limit_d);
- }
- }
- }
- }
- return ret_val;
-}
-
-plp::DataRange *StoreDay::get_delta(EnumSummaryPeriod period_type_param) {
- int row_count;
- int col_count;
- int jj;
- int ii;
- Data *data;
- Data *calc1;
- Data *calc2;
- Date *limit_d;
- Date date;
- DataRange *ret_val;
- int frq_sec;
-
- ret_val = new DataRange();
- calc1 = NULL;
- calc2 = NULL;
- limit_d = NULL;
- frq_sec = get_summary_period_as_freq_seconds(period_type_param);
- if (store_data == NULL) {
- load();
- }
- if (store_data != NULL) {
- row_count = store_data->get_count();
- if (row_count > 0) {
- col_count = store_data->get_data_item_value_count();
- if (col_count > 0) {
- for (ii = 0; ii < row_count; ii++) {
- data = store_data->get(ii);
- if (data != NULL) {
- if (calc1 == NULL) {
- calc1 = data->clone();
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- if (calc2 != NULL) {
- delete(calc2);
- }
- calc2 = NULL;
- }
- else {
- date = data->get_date();
- if ((ii <= (row_count -1)) &&
- ((frq_sec == -1) || (date.before(limit_d)))) {
- if (calc2 != NULL) {
- delete(calc2);
- }
- calc2 = data->clone();
- }
- if ((ii >= (row_count -1)) ||
- ((frq_sec != -1) && (date.before(limit_d) == false))) {
- if (calc2 == NULL) {
- calc2 = calc1->clone();
- }
- for (jj = 0; jj < col_count; jj++) {
- calc2->value_arr[jj] = calc2->value_arr[jj] - calc1->value_arr[jj];
- }
- ret_val->add(calc2);
- delete(calc1);
- calc1 = data->clone();
- delete(calc2);
- calc2 = NULL;
- if (limit_d != NULL) {
- delete(limit_d);
- }
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- }
- delete(data);
- }
- }
- if (calc1 != NULL) {
- delete(calc1);
- calc1 = NULL;
- }
- if (calc2 != NULL) {
- delete(calc2);
- calc2 = NULL;
- }
- if (limit_d != NULL) {
- delete(limit_d);
- }
- }
- }
- }
- return ret_val;
-}
-
-plp::DataRange *StoreDay::get_max_or_min(EnumSummaryPeriod period_type_param, bool max) {
- int row_count;
- int col_count;
- int jj;
- int ii;
- Data *data;
- Data *calc;
- Date *limit_d;
- Date date;
- DataRange *ret_val;
- int frq_sec;
-
- ret_val = new DataRange();
- calc = NULL;
- limit_d = NULL;
- frq_sec = get_summary_period_as_freq_seconds(period_type_param);
- if (store_data == NULL) {
- load();
- }
- if (store_data != NULL) {
- row_count = store_data->get_count();
- if (row_count > 0) {
- col_count = store_data->get_data_item_value_count();
- if (col_count > 0) {
- for (ii = 0; ii < row_count; ii++) {
- data = store_data->get(ii);
- if (data != NULL) {
- if (calc == NULL) {
- calc = data->clone();
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- else {
- date = data->get_date();
- if ((ii <= (row_count -1)) &&
- ((frq_sec == -1) || (date.before(limit_d)))) {
- int changed = 0;
- if (max == true) {
- for (jj = 0; jj < col_count; jj++) {
- if (calc->value_arr[jj] < data->value_arr[jj]) {
- calc->value_arr[jj] = data->value_arr[jj];
- changed = 1;
- }
- }
- }
- else {
- for (jj = 0; jj < col_count; jj++) {
- if (data->value_arr[jj] < calc->value_arr[jj]) {
- calc->value_arr[jj] = data->value_arr[jj];
- changed = 1;
- }
- }
- }
- if (changed == 1) {
- Date new_date;
-
- new_date = data->get_date();
- calc->set_date(&new_date);
- }
- }
- if ((ii >= (row_count -1)) ||
- ((frq_sec != -1) && (date.before(limit_d) == false))) {
- ret_val->add(calc);
- delete(calc);
- calc = data->clone();
- if (limit_d != NULL) {
- delete(limit_d);
- }
- limit_d = data->get_date().clone();
- limit_d->min = 0;
- limit_d->sec = 0;
- limit_d->inc_seconds(frq_sec);
- }
- }
- delete(data);
- }
- }
- if (calc != NULL) {
- delete(calc);
- calc = NULL;
- }
- if (limit_d != NULL) {
- delete(limit_d);
- }
- }
- }
- }
- return ret_val;
-}
-
-plp::DataRange *StoreDay::get_max(EnumSummaryPeriod period_type_param) {
- DataRange *ret_val;
-
- ret_val = get_max_or_min(period_type_param, true);
- return ret_val;
-}
-
-plp::DataRange *StoreDay::get_min(EnumSummaryPeriod period_type_param) {
- DataRange *ret_val;
-
- ret_val = get_max_or_min(period_type_param, false);
- return ret_val;
-}
-
-DataRange *StoreDay::get_oldest_and_newest_data(string fname_param) {
- DataRange *ret_val;
- ifstream in;
- Data *o_data;
- Data *n_data;
- string latest;
- int row_count;
- string line;
- string prev_line;
-
- ret_val = NULL;
- o_data = NULL;
- n_data = NULL;
- if (store_data != NULL) {
- row_count = store_data->get_count();
- if (row_count > 0) {
- o_data = store_data->get(0);
- n_data = store_data->get(row_count - 1);
- }
- }
- else {
- if (range_data != NULL) {
- row_count = range_data->get_count();
- if (row_count > 0) {
- o_data = range_data->get(0);
- n_data = range_data->get(row_count - 1);
- }
- }
- else {
- in.open(fname_param.c_str());
- if (in.is_open() == true) {
- while (in.eof() == false) {
- getline(in, line);
- if (line.empty() == false) {
- if (o_data == NULL) {
- o_data = Data::parse_string(line);
- }
- prev_line = line;
- }
- }
- if (prev_line.empty() == false) {
- n_data = Data::parse_string(prev_line);
- }
- }
- }
- }
- if ((o_data != NULL) &&
- (n_data != NULL)) {
- ret_val = new DataRange(o_data);
- ret_val->add(n_data);
- if (range_data != NULL) {
- range_data = new DataRange(o_data);
- range_data->add(n_data);
- }
- }
- if (o_data != NULL) {
- delete(o_data);
- }
- if (n_data != NULL) {
- delete(n_data);
- }
- return ret_val;
-}
-
-DataRange *StoreDay::get_oldest_and_newest_data() {
- return get_oldest_and_newest_data(store_fname);
-}
-
-Data *StoreDay::get_oldest_data() {
- int row_count;
- Data *ret_val;
- DataRange *dr;
-
- ret_val = NULL;
- dr = get_oldest_and_newest_data();
- if (dr != NULL) {
- row_count = dr->get_count();
- if (row_count >= 1) {
- ret_val = dr->get(0);
- }
- delete(dr);
- }
- return ret_val;
-}
-
-Data *StoreDay::get_newest_data() {
- int row_count;
- Data *ret_val;
- DataRange *dr;
-
- ret_val = NULL;
- dr = get_oldest_and_newest_data();
- if (dr != NULL) {
- row_count = dr->get_count();
- if (row_count == 2) {
- ret_val = dr->get(1);
- }
- delete(dr);
- }
- return ret_val;
-}