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weather: Add weather-tool and weather-configurator

This commit is contained in:
K. Lange 2020-03-28 23:21:25 +09:00
parent bd92f00a40
commit fbf7bff3dd
2 changed files with 113 additions and 0 deletions
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57
apps/weather-configurator.c Normal file
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#include <stdio.h>
#include <toaru/json.h>
#include <toaru/hashmap.h>
#include <toaru/list.h>
typedef struct JSON_Value Value;
int main(int argc, char * argv[]) {
Value * config = json_parse_file("/etc/weather.json");
if (config) {
char * city = JSON_KEY(config, "city")->string;
char * key = JSON_KEY(config, "key")->string;
char * __comment = JSON_KEY(config, "--comment")->string;
char * units = JSON_KEY(config, "units")->string;
fprintf(stdout, "City? [%s] ", city);
fflush(stdout);
char ncity[100];
fgets(ncity, 100, stdin);
if (ncity[0] != '\n') {
char * n = strstr(ncity, "\n");
if (n) *n = '\0';
city = ncity;
}
fprintf(stdout, "Units? [%s] ", units);
fflush(stdout);
char nunits[100];
fgets(nunits, 100, stdin);
if (nunits[0] != '\n') {
char * n = strstr(nunits, "\n");
if (n) *n = '\0';
units = nunits;
}
FILE * f = fopen("/etc/weather.json", "w");
fprintf(f, "{\n");
fprintf(f, " \"city\": \"%s\",\n", city);
fprintf(f, " \"units\": \"%s\",\n", units);
fprintf(f, "\n");
fprintf(f, " \"--comment\": \"%s\",\n", __comment);
fprintf(f, " \"key\": \"%s\"\n", key);
fprintf(f, "}\n");
fclose(f);
} else {
fprintf(stderr, "Configuration is not set. A key is required. Please create the file manually.\n");
fprintf(stderr, "(Press ENTER to exit.)\n");
getchar();
return 0;
}
}

56
apps/weather-tool.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <time.h>
#include <unistd.h>
#include <sys/time.h>
#include <toaru/json.h>
#include <toaru/hashmap.h>
#include <toaru/list.h>
typedef struct JSON_Value Value;
int main(int argc, char * argv[]) {
Value * config = json_parse_file("/etc/weather.json");
if (!config) {
fprintf(stderr, "No weather config data\n");
return 1;
}
char * city = JSON_KEY(config, "city")->string;
char * key = JSON_KEY(config, "key")->string;
char * units = JSON_KEY(config, "units")->string;
char cmdline[1024];
sprintf(cmdline, "fetch -o /tmp/weather-data.json http://api.openweathermap.org/data/2.5/weather?q=%s&appid=%s&units=%s", city, key, units);
system(cmdline);
Value * result = json_parse_file("/tmp/weather-data.json");
assert(result && result->type == JSON_TYPE_OBJECT);
Value * _main = JSON_KEY(result,"main");
Value * conditions = (JSON_KEY(result,"weather") && JSON_KEY(result,"weather")->array->length > 0) ?
JSON_IND(JSON_KEY(result,"weather"),0) : NULL;
FILE * out = fopen("/tmp/weather-parsed.conf", "w");
fprintf(out, "%.2lf\n", JSON_KEY(_main,"temp")->number);
fprintf(out, "%d\n", (int)JSON_KEY(_main,"temp")->number);
fprintf(out, "%s\n", conditions ? JSON_KEY(conditions,"main")->string : "");
fprintf(out, "%s\n", conditions ? JSON_KEY(conditions,"icon")->string : "");
fprintf(out, "%d\n", (int)JSON_KEY(_main,"humidity")->number);
fprintf(out, "%d\n", JSON_KEY(JSON_KEY(result,"clouds"),"all") ? (int)JSON_KEY(JSON_KEY(result,"clouds"),"all")->number : 0);
fprintf(out, "%s\n", city);
char * format = "%a, %d %b %Y %H:%M:%S";
struct tm * timeinfo;
struct timeval now;
char buf[BUFSIZ] = {0};
gettimeofday(&now, NULL);
timeinfo = localtime((time_t *)&now.tv_sec);
strftime(buf,BUFSIZ,format,timeinfo);
fprintf(out, buf);
fclose(out);
return 0;
}