BayernMessenger/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/util/ContentUtils.kt

47 lines
1.6 KiB
Kotlin

/*
* Copyright 2019 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package im.vector.matrix.android.api.util
object ContentUtils {
fun extractUsefulTextFromReply(repliedBody: String): String {
val lines = repliedBody.lines()
var wellFormed = repliedBody.startsWith(">")
var endOfPreviousFound = false
val usefullines = ArrayList<String>()
lines.forEach {
if (it == "") {
endOfPreviousFound = true
return@forEach
}
if (!endOfPreviousFound) {
wellFormed = wellFormed && it.startsWith(">")
} else {
usefullines.add(it)
}
}
return usefullines.joinToString("\n").takeIf { wellFormed } ?: repliedBody
}
fun extractUsefulTextFromHtmlReply(repliedBody: String): String {
if (repliedBody.startsWith("<mx-reply>")) {
val closingTagIndex = repliedBody.lastIndexOf("</mx-reply>")
if (closingTagIndex != -1)
return repliedBody.substring(closingTagIndex + "</mx-reply>".length).trim()
}
return repliedBody
}
}