aboutsummaryrefslogtreecommitdiffstats
path: root/buildSrc/src/main/java/PublicSuffixListPlugin.kt
diff options
context:
space:
mode:
authorHarsh Shandilya <me@msfjarvis.dev>2021-11-29 02:38:06 +0530
committerHarsh Shandilya <me@msfjarvis.dev>2021-12-03 12:59:58 +0530
commit81e9926b723e6f1214bae43cf0d177e81b4e821e (patch)
tree4c54972fe1688ff8853f70537fe6c98fac1d545d /buildSrc/src/main/java/PublicSuffixListPlugin.kt
parenta80020477f4717f04d39593dd0c558182ec369a4 (diff)
downloadHardenedPass-81e9926b723e6f1214bae43cf0d177e81b4e821e.tar.gz
HardenedPass-81e9926b723e6f1214bae43cf0d177e81b4e821e.zip
buildSrc: remove
Diffstat (limited to 'buildSrc/src/main/java/PublicSuffixListPlugin.kt')
-rw-r--r--buildSrc/src/main/java/PublicSuffixListPlugin.kt120
1 files changed, 0 insertions, 120 deletions
diff --git a/buildSrc/src/main/java/PublicSuffixListPlugin.kt b/buildSrc/src/main/java/PublicSuffixListPlugin.kt
deleted file mode 100644
index df50f2b4..00000000
--- a/buildSrc/src/main/java/PublicSuffixListPlugin.kt
+++ /dev/null
@@ -1,120 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-import java.io.File
-import java.util.TreeSet
-import okhttp3.OkHttpClient
-import okhttp3.Request
-import okio.ByteString
-import okio.ByteString.Companion.encodeUtf8
-import okio.buffer
-import okio.sink
-import org.gradle.api.Plugin
-import org.gradle.api.Project
-
-/**
- * Gradle plugin to update the public suffix list used by the `lib-publicsuffixlist` component.
- *
- * Base on PublicSuffixListGenerator from OkHttp:
- * https://github.com/square/okhttp/blob/master/okhttp/src/test/java/okhttp3/internal/publicsuffix/PublicSuffixListGenerator.java
- */
-class PublicSuffixListPlugin : Plugin<Project> {
- override fun apply(project: Project) {
- project.tasks.register("updatePSL") {
- doLast {
- val filename = project.projectDir.absolutePath + "/src/main/assets/publicsuffixes"
- updatePublicSuffixList(filename)
- }
- }
- }
-
- private fun updatePublicSuffixList(destination: String) {
- val list = fetchPublicSuffixList()
- writeListToDisk(destination, list)
- }
-
- private fun writeListToDisk(destination: String, data: PublicSuffixListData) {
- val fileSink = File(destination).sink()
-
- fileSink.buffer().use { sink ->
- sink.writeInt(data.totalRuleBytes)
-
- for (domain in data.sortedRules) {
- sink.write(domain).writeByte('\n'.toInt())
- }
-
- sink.writeInt(data.totalExceptionRuleBytes)
-
- for (domain in data.sortedExceptionRules) {
- sink.write(domain).writeByte('\n'.toInt())
- }
- }
- }
-
- private fun fetchPublicSuffixList(): PublicSuffixListData {
- val client = OkHttpClient.Builder().build()
-
- val request =
- Request.Builder().url("https://publicsuffix.org/list/public_suffix_list.dat").build()
-
- client.newCall(request).execute().use { response ->
- val source = requireNotNull(response.body).source()
-
- val data = PublicSuffixListData()
-
- while (!source.exhausted()) {
- val line = source.readUtf8LineStrict()
-
- if (line.trim { it <= ' ' }.isEmpty() || line.startsWith("//")) {
- continue
- }
-
- if (line.contains(WILDCARD_CHAR)) {
- assertWildcardRule(line)
- }
-
- var rule = line.encodeUtf8()
-
- if (rule.startsWith(EXCEPTION_RULE_MARKER)) {
- rule = rule.substring(1)
- // We use '\n' for end of value.
- data.totalExceptionRuleBytes += rule.size + 1
- data.sortedExceptionRules.add(rule)
- } else {
- data.totalRuleBytes += rule.size + 1 // We use '\n' for end of value.
- data.sortedRules.add(rule)
- }
- }
-
- return data
- }
- }
-
- @Suppress("TooGenericExceptionThrown", "ThrowsCount")
- private fun assertWildcardRule(rule: String) {
- if (rule.indexOf(WILDCARD_CHAR) != 0) {
- throw RuntimeException("Wildcard is not not in leftmost position")
- }
-
- if (rule.indexOf(WILDCARD_CHAR, 1) != -1) {
- throw RuntimeException("Rule contains multiple wildcards")
- }
-
- if (rule.length == 1) {
- throw RuntimeException("Rule wildcards the first level")
- }
- }
-
- companion object {
- private const val WILDCARD_CHAR = "*"
- private val EXCEPTION_RULE_MARKER = "!".encodeUtf8()
- }
-}
-
-data class PublicSuffixListData(
- var totalRuleBytes: Int = 0,
- var totalExceptionRuleBytes: Int = 0,
- val sortedRules: TreeSet<ByteString> = TreeSet(),
- val sortedExceptionRules: TreeSet<ByteString> = TreeSet()
-)