Update lemonbar scripts

1 files changed, 0 insertions, 509 deletions

diff --git a/lemonbar/src/main.go b/lemonbar/src/main.go
deleted file mode 100644
index 302d457..0000000
--- a/lemonbar/src/main.go
+++ /dev/null
@@ -1,509 +0,0 @@
-package main
-
-import "bufio"
-import "bytes"
-import "errors"
-import "fmt"
-import "io"
-import "os"
-import "os/exec"
-import "regexp"
-import "strconv"
-import "strings"
-import "time"
-
-type Status struct {
-	desktops string
-	networks string
-	sound    string
-	battery  string
-	cpu      string
-	ram      string
-	est      string
-	utc      string
-}
-
-type CPU_times struct {
-	user       int64
-	nice       int64
-	system     int64
-	idle       int64
-	iowait     int64
-	irq        int64
-	softirq    int64
-	steal      int64
-	guest      int64
-	guest_nice int64
-}
-
-func get_dates(est chan string, utc chan string, done chan bool) {
-	for {
-		select {
-		case <-done:
-			return
-		default:
-			est_time := time.Now()
-			utc_time := est_time.UTC()
-
-			est <- est_time.Format("EST: 2006-01-02 15:04:05")
-			utc <- utc_time.Format("UTC: 15:04:05")
-
-			time.Sleep(time.Second)
-		}
-	}
-}
-
-func battery(bat chan string, done chan bool) {
-
-	full_fd, err := os.Open("/sys/class/power_supply/BAT0/charge_full")
-	if err != nil {
-		panic(err)
-	}
-
-	var full_buf, cur_buf, status_buf [64]byte
-	n, err := full_fd.Read(full_buf[:])
-	if err != nil {
-		panic(err)
-	}
-	full_fd.Close()
-
-	full_val, err := strconv.ParseInt(
-		strings.TrimSpace(string(full_buf[:n])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	cur_fd, err := os.Open("/sys/class/power_supply/BAT0/charge_now")
-	if err != nil {
-		panic(err)
-	}
-
-	status_fd, err := os.Open("/sys/class/power_supply/BAT0/status")
-	if err != nil {
-		panic(err)
-	}
-
-	for {
-		select {
-		case <-done:
-			return
-		default:
-			_, err := cur_fd.Seek(0, 0)
-			if err != nil {
-				panic(err)
-			}
-
-			n, err := cur_fd.Read(cur_buf[:])
-			if err != nil {
-				panic(err)
-			}
-
-			cur_val, err := strconv.ParseInt(
-				strings.TrimSpace(string(cur_buf[:n])), 10, 64)
-			if err != nil {
-				panic(err)
-			}
-
-			_, err = status_fd.Seek(0, 0)
-			if err != nil {
-				panic(err)
-			}
-
-			n, err = status_fd.Read(status_buf[:])
-			if err != nil {
-				panic(err)
-			}
-
-			status_val := strings.TrimSpace(string(status_buf[:n]))
-			if err != nil {
-				panic(err)
-			}
-
-			var tmp string
-			if status_val == "Discharging" {
-				tmp = "-"
-			} else if status_val == "Charging" {
-				tmp = "+"
-			} else {
-				tmp = "*"
-			}
-			bat <- fmt.Sprintf("BAT: %s%3.2f%%", tmp,
-				(float64(cur_val)/float64(full_val))*100.00)
-			time.Sleep(5 * time.Second)
-		}
-	}
-}
-
-func sound_level(sound chan string, done chan bool) {
-
-	percent_re, err := regexp.CompilePOSIX("[0-9]*%")
-	if err != nil {
-		panic(err)
-	}
-
-	for {
-		select {
-		case <-done:
-			return
-		default:
-			sound_out, err := exec.Command("amixer",
-				"get", "Master").Output()
-			if err != nil {
-				panic(err)
-			}
-
-			tmp := "VOL: " + string(percent_re.Find(sound_out))
-			sound <- tmp
-			time.Sleep(2 * time.Second)
-		}
-	}
-
-}
-
-func parse_cpu_times(times [][]byte) CPU_times {
-	var tmp CPU_times
-	var err error
-
-	tmp.user, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[0])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-	tmp.nice, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[1])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.system, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[2])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.idle, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[3])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.iowait, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[4])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.irq, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[5])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.softirq, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[6])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.steal, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[7])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.guest, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[8])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	tmp.guest_nice, err = strconv.ParseInt(
-		strings.TrimSpace(string(times[9])), 10, 64)
-	if err != nil {
-		panic(err)
-	}
-
-	return tmp
-}
-
-func cpu_levels(cpu chan string, done chan bool) {
-	var prev, cur CPU_times
-
-	proc_fd, err := os.Open("/proc/stat")
-	if err != nil {
-		panic(err)
-	}
-	reader := bufio.NewReader(proc_fd)
-
-	cpu_re, err := regexp.CompilePOSIX(
-		/*      user       nice    system    idle    iowait     irq    softirq    steal guest    guest_nice*/
-		"cpu +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+) +([0-9]+).*",
-	)
-	if err != nil {
-		panic(err)
-	}
-
-	cpu_line, err := reader.ReadBytes('\n')
-	if err != nil {
-		return
-		panic(err)
-	}
-	proc_fd.Seek(0, 0)
-	reader.Reset(proc_fd)
-
-	vals := cpu_re.FindSubmatch(cpu_line)
-	if vals == nil || len(vals) < 11 {
-		panic(errors.New("Could not parse /proc/stat"))
-	}
-
-	prev = parse_cpu_times(vals[1:])
-
-	for {
-		select {
-		case <-done:
-			return
-		default:
-			cpu_line, err := reader.ReadBytes('\n')
-			if err != nil {
-				return
-				panic(err)
-			}
-
-			vals := cpu_re.FindSubmatch(cpu_line)
-			if vals == nil || len(vals) < 11 {
-				panic(errors.New("Could not parse /proc/stat"))
-			}
-
-			cur = parse_cpu_times(vals[1:])
-
-			prev_idle := prev.idle + prev.iowait
-			idle := cur.idle + cur.iowait
-
-			prev_non_idle := prev.user + prev.nice + prev.system +
-				prev.irq + prev.softirq + prev.steal
-			non_idle := cur.user + cur.nice + cur.system +
-				cur.irq + cur.softirq + cur.steal
-
-			prev_total := prev_idle + prev_non_idle
-			total := idle + non_idle
-
-			total = total - prev_total
-			idle = idle - prev_idle
-
-			cpu <- fmt.Sprintf("CPU: %.2f%%",
-				float64(total-idle)/float64(total))
-
-			prev = cur
-			proc_fd.Seek(0, 0)
-			reader.Reset(proc_fd)
-			time.Sleep(time.Second)
-		}
-	}
-}
-
-func ram_usage(ram chan string, done chan bool) {
-	var mem_total, mem_free, mem_other int64
-	var cnt int
-
-	mem_total = -1
-	mem_free = -1
-	mem_other = -1
-
-	proc_fd, err := os.Open("/proc/meminfo")
-	if err != nil {
-		panic(err)
-	}
-	reader := bufio.NewReader(proc_fd)
-
-	for {
-		select {
-		case <-done:
-			return
-		default:
-			cnt = 0
-			mem_other = 0
-
-			for {
-				ram_bytes, err := reader.ReadBytes('\n')
-				if err == io.EOF {
-					break
-				} else if err != nil {
-					panic(err)
-				}
-				ram_line := string(ram_bytes)
-
-				if strings.HasPrefix(ram_line, "MemTotal:") {
-					cnt++
-					tmp := strings.Fields(ram_line)
-
-					if len(tmp) < 2 {
-						panic(errors.New("Cannot parse /proc/meminfo"))
-					}
-					mem_total, err = strconv.ParseInt(
-						tmp[1], 10, 64)
-					if err != nil {
-						panic(err)
-					}
-
-				} else if strings.HasPrefix(ram_line, "MemFree:") {
-					cnt++
-					tmp := strings.Fields(ram_line)
-					if len(tmp) < 2 {
-						panic(errors.New("Cannot parse /proc/meminfo"))
-					}
-					mem_free, err = strconv.ParseInt(
-						tmp[1], 10, 64)
-					if err != nil {
-						panic(err)
-					}
-				} else if strings.HasPrefix(ram_line, "Cached:") ||
-					strings.HasPrefix(ram_line, "Buffers:") {
-
-					cnt++
-					tmp := strings.Fields(ram_line)
-					if len(tmp) < 2 {
-						panic(errors.New("Cannot parse /proc/meminfo"))
-					}
-					mem_tmp, err := strconv.ParseInt(
-						tmp[1], 10, 64)
-					if err != nil {
-						panic(err)
-					}
-
-					mem_other += mem_tmp
-				}
-
-				if cnt >= 4 {
-					break
-				}
-			}
-
-			ram <- fmt.Sprintf("RAM: %d MiB", (mem_total-mem_free-
-				mem_other)>>10)
-
-			proc_fd.Seek(0, 0)
-			reader.Reset(proc_fd)
-
-			time.Sleep(4 * time.Second)
-		}
-	}
-}
-
-func networks(net chan string, done chan bool) {
-
-	time.Sleep(10 * time.Second)
-}
-
-func desktops(desk chan string, done chan bool) {
-	pipe_fn, err := exec.Command("bspc", "subscribe", "desktop", "-f").Output()
-	if err != nil {
-		panic(err)
-	}
-	pipe_filename := strings.TrimSpace(string(pipe_fn))
-
-	pipe, err := os.OpenFile(
-		pipe_filename,
-		os.O_RDONLY, 0600)
-	if err != nil {
-		panic(err)
-	}
-
-	cleanup := func() {
-		pipe.Close()
-		os.Remove(pipe_filename)
-	}
-	defer cleanup()
-
-	reader := bufio.NewReader(pipe)
-
-	desk_names_out, err := exec.Command("bspc", "query", "-D", "--names").Output()
-	if err != nil {
-		panic(err)
-	}
-
-	desk_names := strings.Split(string(desk_names_out), "\n")
-
-	for {
-		select {
-		case <-done:
-			return
-		default:
-			output := bytes.Buffer{}
-			if err != nil {
-				panic(err)
-			}
-
-			tmp, err := exec.Command("bspc", "query", "-D",
-				"-d", "focused", "--names").Output()
-			if err != nil {
-				panic(err)
-			}
-			focused := strings.TrimSpace(string(tmp))
-
-			for _, d := range desk_names {
-				output.WriteString(" | ")
-				if focused == d {
-					output.WriteString("%{R}")
-					output.WriteString(d)
-					output.WriteString("%{R}")
-				} else {
-					output.WriteString(d)
-				}
-			}
-			desk <- string(bytes.Trim(output.Bytes(), " |"))
-
-			_, err = reader.ReadBytes('\n')
-		}
-	}
-}
-
-func update_bar(s *Status) {
-	/*              DESK    NET SOUND BAT CPU  RAM  EST  UTC*/
-	fmt.Printf("%%{l}%s%%{r}%s | %s | %s | %s | %s | %s | %s\n",
-		s.desktops, s.networks, s.sound,
-		s.battery, s.cpu, s.ram, s.est,
-		s.utc)
-}
-
-func main() {
-	desk := make(chan string)
-	net := make(chan string)
-	sound := make(chan string)
-	bat := make(chan string)
-	cpu := make(chan string)
-	ram := make(chan string)
-	est := make(chan string)
-	utc := make(chan string)
-	done := make(chan bool)
-
-	go get_dates(est, utc, done)
-	go battery(bat, done)
-	go sound_level(sound, done)
-	go cpu_levels(cpu, done)
-	go ram_usage(ram, done)
-	//	go networks(net, done)
-	go desktops(desk, done)
-
-	var stats Status
-
-	for {
-		select {
-		case stats.desktops = <-desk:
-			update_bar(&stats)
-		case stats.networks = <-net:
-			update_bar(&stats)
-		case stats.sound = <-sound:
-			update_bar(&stats)
-		case stats.battery = <-bat:
-			update_bar(&stats)
-		case stats.cpu = <-cpu:
-			update_bar(&stats)
-		case stats.ram = <-ram:
-			update_bar(&stats)
-		case stats.est = <-est:
-			update_bar(&stats)
-		case stats.utc = <-utc:
-			update_bar(&stats)
-		}
-	}
-}