4 * Created on: Nov 7, 2010
13 #include "W1DataList.hh"
22 W1DataList::W1DataList(string device_id_param) {
25 device_config = new DeviceConfig(device_id_param);
26 summary_calc_type = device_config->get_summary_calculation_type();
27 device_id = device_id_param;
28 base_dir = W1Store::get_base_dir_name();
29 device_dir = W1Util::concat_paths(base_dir, device_id);
30 device_ch_dir = W1Util::concat_paths(base_dir, "cache");
31 device_ch_dir = W1Util::concat_paths(device_ch_dir, device_id);
34 W1DataList::~W1DataList() {
35 delete(device_config);
38 Data *W1DataList::find_oldest_data(vector<string> year_vector) {
42 vector<string> month_vector;
43 vector<string> data_vector;
49 if (year_vector.size() > 0) {
50 // dirs are alphabetically sorted
51 year_dir = year_vector.at(0);
52 year_dir = W1Util::concat_paths(device_dir, year_dir);
53 month_vector = W1Util::get_subdirectories(year_dir);
54 for (ii = 0; ii < month_vector.size(); ii++) {
55 month_dir = month_vector.at(ii);
56 month_dir = W1Util::concat_paths(year_dir, month_dir);
57 // scan data files from month dir
58 data_vector = W1Util::get_data_files(month_dir);
59 if (data_vector.size() > 0) {
60 f_name = data_vector.at(0);
61 f_name = W1Util::concat_paths(month_dir, f_name);
62 store = new W1Store(f_name);
63 ret_val = store->get_oldest_data();
72 Data *W1DataList::find_newest_data(vector<string> year_vector) {
76 vector<string> month_vector;
77 vector<string> data_vector;
84 size = year_vector.size();
86 // dirs are alphabetically sorted
87 year_dir = year_vector.at(size - 1);
88 year_dir = W1Util::concat_paths(device_dir, year_dir);
89 month_vector = W1Util::get_subdirectories(year_dir);
90 for (ii = month_vector.size() - 1; ii >= 0; ii--) {
91 month_dir = month_vector.at(ii);
92 month_dir = W1Util::concat_paths(year_dir, month_dir);
93 // scan data files from month dir
94 data_vector = W1Util::get_data_files(month_dir);
95 size = data_vector.size();
97 f_name = data_vector.at(size - 1);
98 f_name = W1Util::concat_paths(month_dir, f_name);
99 store = new W1Store(f_name);
100 ret_val = store->get_newest_data();
109 DataRange *W1DataList::get_data_range() {
112 struct dirent *year_dirent;
113 vector<string> year_list;
118 year_list = W1Util::get_subdirectories(device_dir);
119 first_data = find_oldest_data(year_list);
120 if (first_data != NULL) {
121 newest_data = find_newest_data(year_list);
122 if (newest_data != NULL) {
123 ret_val = new DataRange(*first_data);
124 ret_val->add_data(*newest_data);
132 long int get_interval_type(Date *start_date,
138 diff = end_date->year - start_date->year;
143 diff = end_date->month - start_date->month;
148 diff = end_date->day - start_date->day;
153 diff = end_date->hour - start_date->hour;
158 diff = end_date->min - start_date->min;
172 Data *W1DataList::get_daily_summary(Date *date) {
176 store = new W1Store(device_id, date);
178 switch(summary_calc_type) {
180 ret_val = store->get_sum();
183 ret_val = store->get_delta();
187 ret_val = store->get_mean();
190 ret_val = store->get_max();
193 ret_val = store->get_min();
202 DataRange *W1DataList::get_daily_summary(Date *start_date,
209 date = start_date->clone();
210 while(date->before(*end_date)) {
211 data = get_daily_summary(date);
212 if (ret_val == NULL) {
213 ret_val = new DataRange(*data);
216 ret_val->add_data(*data);
225 DataRange *W1DataList::get_data(Date *start_date,
231 start_date->printout();
232 end_date->printout();
233 int_type = get_interval_type(start_date, end_date);
236 log_debug("get yearly summary\n");
239 log_debug("get monthly summary\n");
242 log_debug("get daily summary\n");
243 ret_val = get_daily_summary(start_date, end_date);
246 log_debug("get hourly summary\n");
249 log_debug("get minute summary data\n");
252 log_debug("get second summary data\n");