67 lines
1.8 KiB
Kotlin
Executable File

package exh.metadata
import java.text.SimpleDateFormat
import java.util.*
/**
* Metadata utils
*/
fun humanReadableByteCount(bytes: Long, si: Boolean): String {
val unit = if (si) 1000 else 1024
if (bytes < unit) return "$bytes B"
val exp = (Math.log(bytes.toDouble()) / Math.log(unit.toDouble())).toInt()
val pre = (if (si) "kMGTPE" else "KMGTPE")[exp - 1] + if (si) "" else "i"
return String.format("%.1f %sB", bytes / Math.pow(unit.toDouble(), exp.toDouble()), pre)
}
private const val KB_FACTOR: Long = 1000
private const val KIB_FACTOR: Long = 1024
private const val MB_FACTOR = 1000 * KB_FACTOR
private const val MIB_FACTOR = 1024 * KIB_FACTOR
private const val GB_FACTOR = 1000 * MB_FACTOR
private const val GIB_FACTOR = 1024 * MIB_FACTOR
fun parseHumanReadableByteCount(arg0: String): Double? {
val spaceNdx = arg0.indexOf(" ")
val ret = java.lang.Double.parseDouble(arg0.substring(0, spaceNdx))
when (arg0.substring(spaceNdx + 1)) {
"GB" -> return ret * GB_FACTOR
"GiB" -> return ret * GIB_FACTOR
"MB" -> return ret * MB_FACTOR
"MiB" -> return ret * MIB_FACTOR
"KB" -> return ret * KB_FACTOR
"KiB" -> return ret * KIB_FACTOR
}
return null
}
fun String?.nullIfBlank(): String? = if(isNullOrBlank())
null
else
this
fun <K,V> Set<Map.Entry<K,V>>.forEach(action: (K, V) -> Unit) {
forEach { action(it.key, it.value) }
}
val ONGOING_SUFFIX = arrayOf(
"[ongoing]",
"(ongoing)",
"{ongoing}",
"<ongoing>",
"ongoing",
"[incomplete]",
"(incomplete)",
"{incomplete}",
"<incomplete>",
"incomplete",
"[wip]",
"(wip)",
"{wip}",
"<wip>",
"wip"
)
val EX_DATE_FORMAT = SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.US)