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alarm_server.c
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alarm_server.c
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/*
* alarm_server.c
*
* Created on: 2012-3-5
* Author: poseidon
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <time.h>
#include <sys/stat.h>
#include <sys/file.h>
#include <string.h>
#include <sqlite3.h>
#include "types.h"
#include "define.h"
#include "user_examine.h"
#include "net.h"
#include "alarm_server.h"
//在相应的房间播放音乐，并显示提示语句。
void alarm_cycle(int roomid, int sound, char * notice) {
DEBUG("Room id is: %d\tMusic id is: %d\tNote is: %s\n", roomid, sound, notice);
}
/*
* 此函数主要是实现一个循环，每隔一分钟检测
* 一次alarm.conf文件，根据文件中的数据定时执行命令
*/
void alarm_server (void) {
time_t t, now;
struct tm * nowtime;
uint8 day[7] = {0};
time(&t);
nowtime = localtime(&t);
if (nowtime->tm_sec > 0 && nowtime->tm_sec < 60) {
sleep(60 - nowtime->tm_sec);
}
while(1) {
DEBUG(" Alarm=======> Alarm server is running!\n");
time(&t);
sqlite3 *db = NULL;
int rc;
char * Errormsg;
int row;
int col;
char ** result;
rc = sqlite3_open("/opt/smarthome/smarthome.db", &db);
if (rc) {
DEBUG("can not open: %s\n ", sqlite3_errmsg(db));
sqlite3_close(db);
continue;
} else {
DEBUG("Open database successfuly!\n");
char sql[300] = "create table alarm_data("
"ID integer primary key, "
"sett integer,"
"hour integer, "
"minute integer, "
"roomid integer,"
"yinyue integer,"
"sun integer, "
"mon integer, "
"tue integer, "
"wed integer, "
"thu integer, "
"fri integer, "
"sat integer, "
"tishi varchar(40))";
sqlite3_exec(db, sql, 0, 0, &Errormsg);
//读出数据库表中所有数据
strcpy(sql, "select * from alarm_data");
sqlite3_get_table(db, sql, &result, &row, &col, &Errormsg);
sqlite3_close(db);
time(&now);
nowtime = localtime(&now);
DEBUG("*******************************\n");
DEBUG("The Time Now is %d:%d\t%d\n", nowtime->tm_hour, nowtime->tm_min, nowtime->tm_wday);
DEBUG("*******************************\n");
int i = 0;
for (i = 1; i < row + 1; i ++) {
DEBUG("-----------------------------debug alarm!\n");
int j = 0;
for (j = 0; j < col; j ++) {
printf("%s\t", result[i * col + j]);
}
DEBUG("\n");
if (atoi(result[i * col + 3]) == nowtime->tm_min) {
if (atoi(result[i * col + 2]) == nowtime->tm_hour) {
day[0] = atoi(result[i * col + 6]);
day[1] = atoi(result[i * col + 7]);
day[2] = atoi(result[i * col + 8]);
day[3] = atoi(result[i * col + 9]);
day[4] = atoi(result[i * col + 10]);
day[5] = atoi(result[i * col + 11]);
day[6] = atoi(result[i * col + 12]);
if (day[nowtime->tm_wday] == 1) {
alarm_cycle(atoi(result[i * col + 4]), atoi(result[i * col + 5]), result[i * col + 13]);
}
}
}
}
}
//睡眠1分钟
DEBUG(" Alarm=======> before sleep!\n");
sleep(50);
time(&now);
t += 60;
sleep(t - now);
}
}