70 lines
2.0 KiB
Kotlin
70 lines
2.0 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.ext
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import android.content.Context
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import androidx.core.net.toUri
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import kotlinx.coroutines.runBlocking
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import mozilla.components.lib.publicsuffixlist.PublicSuffixList
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import mozilla.components.support.ktx.android.net.hostWithoutCommonPrefixes
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import java.net.MalformedURLException
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import java.net.URL
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/**
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* Replaces the keys with the values with the map provided.
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*/
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fun String.replace(pairs: Map<String, String>): String {
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var result = this
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pairs.forEach { (l, r) -> result = result.replace(l, r) }
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return result
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}
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/**
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* Tries to parse and get host part if this [String] is valid URL.
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* Otherwise returns the string.
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*/
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fun String.tryGetHostFromUrl(): String = try {
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URL(this).host
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} catch (e: MalformedURLException) {
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this
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}
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/**
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* Trim a host's prefix and suffix
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*/
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fun String.urlToTrimmedHost(context: Context): String =
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this.urlToTrimmedHost(context.components.publicSuffixList)
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/**
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* Trim a host's prefix and suffix
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*/
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fun String.urlToTrimmedHost(publicSuffixList: PublicSuffixList): String {
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return try {
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val host = toUri().hostWithoutCommonPrefixes ?: return this
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runBlocking {
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publicSuffixList.stripPublicSuffix(host).await()
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}
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} catch (e: MalformedURLException) {
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this
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}
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}
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/**
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* Trims a URL string of its scheme and common prefixes.
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*
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* This is intended to act much like [PublicSuffixList.getPublicSuffixPlusOne()] but unlike
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* that method, leaves the path, anchor, etc intact.
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*
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*/
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fun String.simplifiedUrl(): String {
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val afterScheme = this.substringAfter("://")
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for (prefix in listOf("www.", "m.", "mobile.")) {
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if (afterScheme.startsWith(prefix)) {
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return afterScheme.substring(prefix.length)
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}
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}
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return afterScheme
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}
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