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This commit is contained in:
ThomasSession 2024-08-20 14:44:28 +10:00
parent 4383158634
commit 5edc471c57
1 changed files with 17 additions and 25 deletions
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42
app/src/main/java/org/thoughtcrime/securesms/util/IP2Country.kt
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@ -19,7 +19,7 @@ class IP2Country private constructor(private val context: Context) {
private val pathsBuiltEventReceiver: BroadcastReceiver
val countryNamesCache = mutableMapOf<String, String>()
private fun Ipv4Int(ip: String): Long {
private fun Ipv4Int(ip: String): Int {
var result = 0L
var currentValue = 0L
var octetIndex = 0
@ -38,39 +38,31 @@ class IP2Country private constructor(private val context: Context) {
// Handle the last octet
result = result or (currentValue shl (8 * (3 - octetIndex)))
return result
return result.toInt()
}
private val ipv4ToCountry: TreeMap<Long, Int?> by lazy {
private val ipv4ToCountry: TreeMap<Int, Int?> by lazy {
val file = loadFile("geolite2_country_blocks_ipv4.csv")
val csv = CSVReader(FileReader(file.absoluteFile)).apply {
skip(1)
CSVReader(FileReader(file.absoluteFile)).use { csv ->
csv.skip(1)
csv.asSequence().associateTo(TreeMap()) { cols ->
Ipv4Int(cols[0]).toInt() to cols[1].toIntOrNull()
}
}
val ipCountries = csv.asSequence().associateTo(TreeMap()) { cols ->
Ipv4Int(cols[0]) to cols[1].toIntOrNull()
}
csv.close()
ipCountries
}
private val countryToNames: Map<Int, String> by lazy {
val file = loadFile("geolite2_country_locations_english.csv")
val csv = CSVReader(FileReader(file.absoluteFile)).apply {
skip(1)
CSVReader(FileReader(file.absoluteFile)).use { csv ->
csv.skip(1)
csv.asSequence()
.filter { cols -> !cols[0].isNullOrEmpty() && !cols[1].isNullOrEmpty() }
.associate { cols ->
cols[0].toInt() to cols[5]
}
}
val names = csv.asSequence()
.filter { cols -> !cols[0].isNullOrEmpty() && !cols[1].isNullOrEmpty() }
.associate { cols ->
cols[0].toInt() to cols[5]
}
csv.close()
names
}
// region Initialization