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util.go
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/
util.go
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package m3u8
import (
"fmt"
"strconv"
"strings"
"time"
)
func trimLine(line, trim string) string {
val := strings.TrimLeft(line, trim)
val = strings.Trim(val, "\n")
return val
}
func parseLine(line string) map[string]string {
m := map[string]string{}
lines := strings.Split(line, ",")
// if val has multiple items value, map's tmp key put in the value
var tmp string
for _, v := range lines {
v = strings.Trim(v, "\n")
v = strings.TrimSpace(v)
val := strings.Split(v, "=")
if len(val) != 2 {
str := m[tmp]
m[tmp] = fmt.Sprintf("%s,%s", str, strings.Trim(val[0], `"`))
} else {
tmp = val[0]
m[val[0]] = strings.Trim(val[1], `"`)
}
}
return m
}
func parseBool(line string) bool {
if line == "YES" {
return true
} else {
return false
}
}
// The date/time representation is ISO/IEC 8601:2004 [ISO_8601]
func parseFullTime(line string) (time.Time, error) {
layouts := []string{
"2006-01-02T15:04:05.999999999Z0700",
time.RFC3339Nano,
"2006-01-02T15:04:05.999999999Z07",
}
var (
err error
t time.Time
)
for _, layout := range layouts {
if t, err = time.Parse(layout, line); err == nil {
return t, nil
}
}
return t, err
}
// extract value in item, and the value parse uint64
func extractUint64(item map[string]string, param string) (uint64, error) {
v, has := item[param]
if !has {
return 0, nil
}
uv, err := strconv.ParseUint(v, 10, 64)
if err != nil {
return 0, err
}
return uv, nil
}
// extract value in item, and the value parse float64
func extractFloat64(item map[string]string, param string) (float64, error) {
v, has := item[param]
if !has {
return 0, nil
}
fv, err := strconv.ParseFloat(v, 64)
if err != nil {
return 0, err
}
return fv, nil
}
func extractBool(item map[string]string, param string) (bool, error) {
v, has := item[param]
if !has {
return false, nil
}
if v == "YES" {
return true, nil
} else {
return false, nil
}
}