Revision control
Copy as Markdown
/* 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
package org.mozilla.focus.ext
import android.net.Uri
import org.mozilla.focus.utils.UrlUtils
import java.net.URI
import java.net.URISyntaxException
// Extension functions for the String class
/**
* Beautify a URL by truncating it in a way that highlights important parts of the URL.
*
*/
fun String.beautifyUrl(): String {
if (isNullOrEmpty() || !UrlUtils.isHttpOrHttps(this)) {
return this
}
val beautifulUrl = StringBuilder()
val uri = Uri.parse(this)
// Use only the truncated host name
val truncatedHost = uri.truncatedHost()
if (truncatedHost.isNullOrEmpty()) {
return this
}
beautifulUrl.append(truncatedHost)
// Append the truncated path
val truncatedPath = uri.truncatedPath()
if (!truncatedPath.isNullOrEmpty()) {
beautifulUrl.append(truncatedPath)
}
// And then append (only) the first query parameter
val query = uri.query
if (!query.isNullOrEmpty()) {
beautifulUrl.append("?")
beautifulUrl.append(query.split("&").first())
}
// We always append a fragment if there's one
val fragment = uri.fragment
if (!fragment.isNullOrEmpty()) {
beautifulUrl.append("#")
beautifulUrl.append(fragment)
}
return beautifulUrl.toString()
}
/**
* If this string starts with the one or more of the given [prefixes] (in order and ignoring case),
* returns a copy of this string with the prefixes removed. Otherwise, returns this string.
*/
fun String.removePrefixesIgnoreCase(vararg prefixes: String): String {
var value = this
var lower = this.toLowerCase()
prefixes.forEach {
if (lower.startsWith(it.toLowerCase())) {
value = value.substring(it.length)
lower = lower.substring(it.length)
}
}
return value
}
fun String?.toUri(): Uri? = if (this == null) {
null
} else {
Uri.parse(this)
}
fun String?.toJavaURI(): URI? = if (this == null) {
null
} else {
try {
URI(this)
} catch (e: URISyntaxException) {
null
}
}