131 lines
3.9 KiB
C
131 lines
3.9 KiB
C
#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <wiringPi.h>
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#include <curl/curl.h>
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#include "TSL2561.h"
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#define MOTION_PIN 0
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#define SECONDS_TO_OFF 5*60
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int pin_read = 0;
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int state = 1;
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unsigned long counter = 0;
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size_t curl_callback(void *dest, size_t size, size_t nmemb, void *userp) {
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//This is only to "process" the body of the HTTP Post. curl will not return else.
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return 0;
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}
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size_t curl_output(void *buffer, size_t size, size_t nmemb, void *userp) {
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//This is to hide the output.
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return size * nmemb;
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}
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void light_control_script(int turn_on) {
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CURL *curl;
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CURLcode res = curl_global_init(CURL_GLOBAL_ALL);
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if(res != CURLE_OK) {
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printf("curl init failed\n");
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return;
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}
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curl = curl_easy_init();
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if(curl) {
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if(turn_on) {
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printf("Running light on script\n");
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curl_easy_setopt(curl, CURLOPT_URL, "https://hass.c0ntroller.de/api/services/script/light_kitchen_on");
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} else {
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printf("Running light off script\n");
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curl_easy_setopt(curl, CURLOPT_URL, "https://hass.c0ntroller.de/api/services/script/light_kitchen_off");
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}
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curl_easy_setopt(curl, CURLOPT_POST, 1L);
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curl_easy_setopt(curl, CURLOPT_READFUNCTION, curl_callback);
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curl_output);
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curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L);
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struct curl_slist *chunk = NULL;
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chunk = curl_slist_append(chunk, "Authorization: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiIwYzBjYzMzOWZmOGQ0NjBiYmJiYzI3NjA2M2U1MjhjNCIsImlhdCI6MTYwMzcxMDAzMywiZXhwIjoxOTE5MDcwMDMzfQ.HSnBiBNG6x6b1AAgh6AEAUALj4uSWfv-y-YS7QrNve0");
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, chunk);
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curl_easy_setopt(curl, CURLOPT_TIMEOUT, 1L);
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res = curl_easy_perform(curl);
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if(res != CURLE_OK) {
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fprintf(stderr, "curl_easy_perform() failed: %s\n",curl_easy_strerror(res));
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}
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curl_easy_cleanup(curl);
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curl_slist_free_all(chunk);
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}
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curl_global_cleanup();
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}
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void setup_light_sensor(TSL2561* tsl) {
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int rc = TSL2561_OPEN(tsl);
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if(rc != 0) {
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fprintf(stderr, "Error initializing TSL2561 sensor (%d). Check your i2c bus (es. i2cdetect)\n", tsl->lasterr);
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// you don't need to TSL2561_CLOSE() if TSL2561_OPEN() failed, but it's safe doing it.
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TSL2561_CLOSE(tsl);
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return;
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}
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TSL2561_SETGAIN(tsl, TSL2561_GAIN_1X);
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TSL2561_SETINTEGRATIONTIME(tsl, TSL2561_INTEGRATIONTIME_101MS);
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}
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uint32_t read_light_level(TSL2561* tsl) {
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uint32_t lux=0;
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uint16_t broadband, ir;
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TSL2561_SENSELIGHT(tsl, &broadband, &ir, &lux, 0);
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return lux;
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}
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int main(){
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wiringPiSetup();
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pinMode(MOTION_PIN, INPUT);
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TSL2561 light_sensor = TSL2561_INIT(1, TSL2561_ADDR_FLOAT);
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setup_light_sensor(&light_sensor);
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while(1){
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pin_read = digitalRead(MOTION_PIN);
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while(state && !pin_read){
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counter += 1;
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if(counter >= SECONDS_TO_OFF*2){
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printf("Turning off\n");
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//system("tvservice -o");
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system("vcgencmd display_power 0");
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light_control_script(0);
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state = 0;
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}
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usleep(500*1000);
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pin_read = digitalRead(MOTION_PIN);
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}
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if(!state && pin_read){
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printf("Turning on\n");
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system("vcgencmd display_power 1");
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if(read_light_level(&light_sensor) < 10) {
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light_control_script(1);
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}
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//system("tvservice -p");
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//system("fbset -depth 8");
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//usleep(50*1000);
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//system("fbset -depth 16");
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//usleep(50*1000);
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//system("fbset -depth 24");
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//usleep(50*1000);
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//system("fbset -depth 32");
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state = 1;
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}
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counter = 0;
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usleep(500*1000);
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}
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return 0;
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}
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