Files
baresip-studio/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
T

288 lines
9.4 KiB
Kotlin

package com.tutpro.baresip
import android.app.ActivityManager
import android.content.Context
import android.support.v7.app.AlertDialog
import android.util.Log
import android.os.PowerManager
import android.app.KeyguardManager
import android.text.Editable
import android.text.TextWatcher
import java.io.*
object Utils {
fun getFileContents(file: File): String {
if (!file.exists()) {
Log.e("Baresip", "Failed to find file: " + file.path)
return "Failed"
} else {
val length = file.length().toInt()
val bytes = ByteArray(length)
try {
val `in` = FileInputStream(file)
try {
`in`.read(bytes)
} finally {
`in`.close()
}
return String(bytes)
} catch (e: java.io.IOException) {
Log.e("Baresip", "Failed to read file: " + file.path + ": " +
e.toString())
return "Failed"
}
}
}
fun putFileContents(file: File, contents: String): Boolean {
try {
val fOut = FileOutputStream(file.absoluteFile, false)
val fWriter = OutputStreamWriter(fOut)
try {
fWriter.write(contents)
fWriter.close()
fOut.close()
} catch (e: java.io.IOException) {
Log.e("Baresip", "Failed to put contents to file: " + e.toString())
return false
}
} catch (e: java.io.FileNotFoundException) {
Log.e("Baresip", "Failed to find contents file: " + e.toString())
return false
}
return true
}
fun getNameValue(string: String, name: String): ArrayList<String> {
val lines = string.split("\n")
val result = ArrayList<String>()
for (line in lines) {
if (line.startsWith(name))
result.add((line.substring(name.length).trim()).split(" \t")[0])
}
return result
}
fun removeLinesStartingWithName(string: String, name: String): String {
var result = ""
for (line in string.split("\n"))
if (!line.startsWith(name)) result += line + "\n"
return result
}
fun copyAssetToFile(context: Context, asset: String, path: String) {
try {
val `is` = context.assets.open(asset)
val os = FileOutputStream(path)
val buffer = ByteArray(512)
var byteRead: Int = `is`.read(buffer)
while (byteRead != -1) {
os.write(buffer, 0, byteRead)
byteRead = `is`.read(buffer)
}
os.close()
`is`.close()
} catch (e: IOException) {
Log.e("Baresip", "Failed to read asset " + asset + ": " +
e.toString())
}
}
fun alertView(context: Context, title: String, message: String) {
// val alertDialog = AlertDialog.Builder(context, android.R.style.Theme_Material_Dialog_Alert).create()
val alertDialog = AlertDialog.Builder(context).create()
alertDialog.setTitle(title)
alertDialog.setMessage(message)
alertDialog.setButton(AlertDialog.BUTTON_NEUTRAL, "OK"
) { dialog, _ -> dialog.dismiss() }
alertDialog.show()
}
fun uriHostPart(uri: String): String {
return uri.substringAfter("@")
.substringBefore(":")
.substringBefore(";")
.substringBefore(">")
}
fun uriUserPart(uri: String): String {
return uri.substringAfter(":").substringBefore("@")
}
fun friendlyUri(uri: String, domain: String): String {
if (uri.contains("@")) {
val user = uriUserPart(uri)
val host = uriHostPart(uri)
if (host == domain) return user else return "$user@$host"
} else {
return uri
}
}
fun aorDomain(aor: String): String {
return aor.substringAfter("@")
}
fun checkUserID(id: String): Boolean {
return Regex("^[a-zA-Z]([._-]|[a-zA-Z0-9]){1,49}\$").matches(id)
}
fun checkTelNo(no: String): Boolean {
return Regex("^[+]?[0-9]{1,16}\$").matches(no)
}
fun checkIP(ip: String): Boolean {
return Regex("^(([0-1]?[0-9]{1,2}\\.)|(2[0-4][0-9]\\.)|(25[0-5]\\.)){3}(([0-1]?[0-9]{1,2})|(2[0-4][0-9])|(25[0-5]))$").matches(ip)
}
fun checkUriUser(user: String): Boolean {
for (c in user)
if (!(c.isLetterOrDigit() || c in "-_.!~*'()&=+$,;?/")) return false
return true
}
fun checkDomain(domain: String): Boolean {
val parts = domain.split(".")
for (p in parts) {
if (p.endsWith("-") || p.startsWith("-") ||
!Regex("^[-a-zA-Z0-9]+\$").matches(p))
return false
}
return true
}
fun checkPort(port: String): Boolean {
val number = port.toIntOrNull()
if (number == null) return false
return (number > 0) && (number < 65536)
}
fun checkHostPort(hp: String, portMandatory: Boolean) : Boolean {
val parts = hp.split(":")
if (portMandatory && (parts.size != 2)) return false
if (parts.size == 1) return checkIP(parts[0]) || checkDomain(parts[0])
return checkPort(parts[1]) && (checkIP(parts[0]) || checkDomain(parts[0]))
}
fun checkParams(params: String): Boolean {
for (param in params.split(";"))
if (!checkParam(param)) return false
return true
}
fun checkParam(param: String): Boolean {
val nameValue = param.split("=")
if (nameValue.size == 1)
/* Todo: do proper check */
return true
if (nameValue.size == 2)
/* Todo: do proper check */
return true
return false
}
fun checkHostPortParams(hpp: String) : Boolean {
val restParams = hpp.split(";", limit = 2)
if (restParams.size == 1)
return checkHostPort(restParams[0], false)
else
return checkHostPort(restParams[0], false) && checkParams(restParams[1])
}
fun checkSipUri(uri: String): Boolean {
if (!uri.startsWith("sip:")) return false
val userRest = uri.substring(4).split("@")
if (userRest.size == 1) {
return checkHostPortParams(userRest[0])
} else if (userRest.size == 2) {
return checkUriUser(userRest[0]) && checkHostPortParams(userRest[1])
} else
return false
}
fun checkAorUri(uri: String): Boolean {
if (!uri.startsWith("sip:")) return false
val userDomain = uri.replace("sip:", "").split("@")
if (userDomain.size != 2) return false
if (!checkUserID(userDomain[0]) && !checkTelNo(userDomain[0])) return false
return checkDomain(userDomain[1]) || checkIP(userDomain[1])
}
fun checkOutboundUri(uri: String): Boolean {
if (!uri.startsWith("sip:")) return false
return checkHostPortParams(uri.substring(4))
}
fun checkPrintAscii(s: String): Boolean {
if (s == "") return true
return Regex("^[ -~]*\$").matches(s)
}
fun checkName(name: String): Boolean {
if (name.length < 2) return false
for (c in name) {
if (!c.isLetterOrDigit() && !(c in "-.!%*_+`'~ ")) return false
}
return true
}
fun implode(list: List<String>, sep: String): String {
var res = ""
for (s in list) {
if (res == "")
res = s
else
res = res + sep + s
}
return res
}
fun isVisible(): Boolean {
val appProcessInfo = ActivityManager.RunningAppProcessInfo()
ActivityManager.getMyMemoryState(appProcessInfo)
return appProcessInfo.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND
}
fun isDeviceLocked(context: Context): Boolean {
val isLocked: Boolean
val keyguardManager = context.getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager
val inKeyguardRestrictedInputMode = keyguardManager.inKeyguardRestrictedInputMode()
if (inKeyguardRestrictedInputMode) {
isLocked = true
} else {
val powerManager = context.getSystemService(Context.POWER_SERVICE) as PowerManager
isLocked = !powerManager.isInteractive
}
Log.d("Baresip", "Now device is ${if (isLocked) "locked" else "unlocked"}")
return isLocked
}
fun dtmfWatcher(callp: String): TextWatcher {
return object : TextWatcher {
override fun beforeTextChanged(sequence: CharSequence, start: Int, count: Int, after: Int) {}
override fun onTextChanged(sequence: CharSequence, start: Int, before: Int, count: Int) {
val text = sequence.subSequence(start, start + count).toString()
if (text.length > 0) {
val digit = text[0]
Log.d("Baresip", "Got DTMF digit '$digit'")
if (((digit >= '0') && (digit <= '9')) || (digit == '*') || (digit == '#'))
Api.call_send_digit(callp, digit)
}
}
override fun afterTextChanged(sequence: Editable) {
// KEYCODE_REL
// call_send_digit(callp, 4.toChar())
}
}
}
}