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42 lines
1.2 KiB
Kotlin
42 lines
1.2 KiB
Kotlin
package com.topjohnwu.magisk.ktx
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val specialChars = arrayOf('!', '@', '#', '$', '%', '&', '?')
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val fullSpecialChars = arrayOf('！', '＠', '＃', '＄', '％', '＆', '？')
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fun String.isCJK(): Boolean {
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for (i in 0 until length)
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if (isCJK(codePointAt(i)))
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return true
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return false
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}
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fun isCJK(codepoint: Int) = Character.isIdeographic(codepoint)
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fun String.replaceRandomWithSpecial(passes: Int): String {
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var string = this
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repeat(passes) {
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string = string.replaceRandomWithSpecial()
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}
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return string
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}
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fun String.replaceRandomWithSpecial(): String {
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val sp = if (isCJK()) fullSpecialChars else specialChars
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var random: Char
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do {
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random = random()
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} while (random == '.')
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return replace(random, sp.random())
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}
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fun StringBuilder.appendIf(condition: Boolean, builder: StringBuilder.() -> Unit) =
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if (condition) apply(builder) else this
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fun String.trimEmptyToNull(): String? = if (isBlank()) null else this
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fun String.legalFilename() = replace(" ", "_").replace("'", "").replace("\"", "")
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.replace("$", "").replace("`", "").replace("*", "").replace("/", "_")
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.replace("#", "").replace("@", "").replace("\\", "_")
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fun String.isEmptyInternal() = isNullOrBlank()
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