initial commit

1 files changed, 147 insertions, 0 deletions

diff --git a/wcli-gen.c b/wcli-gen.c
new file mode 100644
index 0000000..b872255
--- /dev/null
+++ b/wcli-gen.c
@@ -0,0 +1,147 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <json-c/json.h>
+
+#define VERBOSE
+
+#include "config.h"
+char *wdir;
+
+void error(const char* restrict format, ...);
+int printv(const char* restrict format, ...);
+static int _printv(const char* restrict format, va_list args);
+
+void
+error(const char* restrict format, ...)
+{
+	va_list args;
+	va_start(args,format);
+	_printv(format,args);
+	va_end(args);
+
+	exit(1);
+	return;
+}
+
+int
+printv(const char* restrict format, ...)
+{
+	va_list args;
+	va_start(args,format);
+	int ret = _printv(format,args);
+	va_end(args);
+
+	return ret;
+}
+
+int
+_printv(const char* restrict format, va_list args)
+{
+#ifndef VERBOSE
+	return 0;
+#endif
+
+	int ret = vprintf(format,args);
+	return ret;
+}
+
+void
+str_conc_const(const char *s1, const char *s2, char *res)
+{
+	const size_t l1 = strlen(s1);
+	const size_t l2 = strlen(s2);
+
+	memcpy(res,s1,l1);
+	memcpy(res+l1,s2,l2+1);
+	return;
+}
+
+char*
+str_conc(const char *s1, const char *s2)
+{
+	const size_t l1 = strlen(s1);
+	const size_t l2 = strlen(s2);
+
+	char* res = malloc(l1 + l2 + 1);
+	if (res == NULL)
+		error("Error while concatenating \"%s\" and \"%s\".\n", s1, s2);
+
+	str_conc_const(s1, s2, res);
+	return res;
+}
+
+void
+parse(char *fn)
+{
+	json_object *weather, *root, *day, *hly, *hour;
+	char *file, *pref, suf[3];
+	FILE *fl;
+	int i, j, s, h;
+	root = json_object_from_file(fn);
+	if (!root)
+		error("Error\n");
+	/* Assuming no errors */
+
+	weather = json_object_object_get(root, "weather");
+	s = json_object_array_length(weather);
+	suf[0] = '-';
+	suf[2] = '\0';
+	for (i = 0; i < s; i++) {
+		day = json_object_array_get_idx(weather,i);
+		hly = json_object_object_get(day, "hourly");
+
+		if (!i)
+			pref = str_conc(wdir,json_object_get_string(json_object_object_get(day, "date")));
+		else
+			str_conc_const(wdir,json_object_get_string(json_object_object_get(day, "date")),pref);
+
+		h = json_object_array_length(hly);
+		for (j = 0; j < h; j++) {
+			suf[1] = j+'0';
+			if (!i && !j)
+				file = str_conc(pref,suf);
+			else
+				str_conc_const(pref,suf,file);
+
+			hour = json_object_array_get_idx(hly,j);
+			fl = fopen(file,"w");
+
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "tempC")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "tempF")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "FeelsLikeC")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "FeelsLikeF")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "windspeedKmph")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "WindGustKmph")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "winddir16Point")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "winddirDegree")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "visibility")));
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "weatherCode")));
+			hour = json_object_array_get_idx(json_object_object_get(hour, "weatherDesc"),0);
+			fprintf(fl, "%s\n", json_object_get_string(json_object_object_get(hour, "value")));
+			fclose(fl);
+		}
+	}
+
+	free(file);
+	free(pref);
+
+	json_object_put(root);
+	return;
+}
+
+int
+main(int argc, char** argv)
+{
+	if (argc < 2)
+		error("Not enough arguments.\n");
+
+	if (working_dir[0] == '~') {
+		wdir = str_conc(getenv("HOME"), &working_dir[1]);
+	} else {
+		wdir = working_dir;
+	}
+
+	parse(argv[1]);
+}