2018-08-22 01:35:54 +02:00
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package jp.juggler.subwaytooter.util
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2018-08-24 02:26:45 +02:00
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import android.content.Context
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2018-08-22 01:35:54 +02:00
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import android.graphics.Color
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import android.graphics.Typeface
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import android.text.SpannableStringBuilder
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import android.text.Spanned
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2018-12-06 09:31:50 +01:00
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import android.text.style.BackgroundColorSpan
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import android.text.style.ForegroundColorSpan
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import android.text.style.RelativeSizeSpan
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import android.text.style.StrikethroughSpan
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2018-08-24 02:26:45 +02:00
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import android.util.SparseArray
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2018-08-22 07:11:25 +02:00
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import android.util.SparseBooleanArray
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2018-08-22 01:35:54 +02:00
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import jp.juggler.subwaytooter.ActMain
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import jp.juggler.subwaytooter.R
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2018-11-30 06:22:17 +01:00
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import jp.juggler.subwaytooter.api.entity.TootAccount
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2018-08-22 07:11:25 +02:00
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import jp.juggler.subwaytooter.api.entity.TootMention
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2018-12-06 09:31:50 +01:00
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import jp.juggler.subwaytooter.span.*
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2018-08-22 01:35:54 +02:00
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import jp.juggler.subwaytooter.table.HighlightWord
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2019-07-14 18:20:02 +02:00
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import jp.juggler.subwaytooter.util.HTMLDecoder.shortenUrl
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2019-10-08 23:57:21 +02:00
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import jp.juggler.util.*
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2018-11-21 08:42:21 +01:00
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import java.util.*
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2018-11-23 11:15:26 +01:00
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import java.util.regex.Matcher
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2018-12-01 00:02:18 +01:00
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import java.util.regex.Pattern
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2019-10-08 23:57:21 +02:00
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import kotlin.text.codePointBefore
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2018-08-22 01:35:54 +02:00
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2018-12-26 07:51:52 +01:00
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private val brackets = arrayOf(
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"()",
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"()",
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"[]",
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"{}",
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"“”",
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"‘’",
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"‹›",
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"«»",
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"()",
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"[]",
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"{}",
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"⦅⦆",
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"⦅⦆",
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"〚〛",
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"⦃⦄",
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"「」",
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"〈〉",
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"《》",
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"【】",
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"〔〕",
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"⦗⦘",
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"『』",
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"〖〗",
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"〘〙",
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"[]",
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"「」",
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"⟦⟧",
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"⟨⟩",
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"⟪⟫",
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"⟮⟯",
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"⟬⟭",
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"⌈⌉",
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"⌊⌋",
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"⦇⦈",
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"⦉⦊",
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"❛❜",
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"❝❞",
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"❨❩",
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"❪❫",
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"❴❵",
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"❬❭",
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"❮❯",
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"❰❱",
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"❲❳",
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"()",
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"﴾﴿",
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"〈〉",
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"⦑⦒",
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"⧼⧽",
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"﹙﹚",
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"﹛﹜",
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"﹝﹞",
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"⁽⁾",
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"₍₎",
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"⦋⦌",
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"⦍⦎",
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"⦏⦐",
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"⁅⁆",
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"⸢⸣",
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"⸤⸥",
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"⟅⟆",
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"⦓⦔",
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"⦕⦖",
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"⸦⸧",
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"⸨⸩",
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"⧘⧙",
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"⧚⧛",
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"⸜⸝",
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"⸌⸍",
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"⸂⸃",
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"⸄⸅",
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"⸉⸊",
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"᚛᚜",
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"༺༻",
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"༼༽",
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"⏜⏝",
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"⎴⎵",
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"⏞⏟",
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"⏠⏡",
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"﹁﹂",
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"﹃﹄",
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"︹︺",
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"︻︼",
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"︗︘",
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"︿﹀",
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"︽︾",
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"﹇﹈",
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"︷︸"
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)
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private val bracketsMap = HashMap<Char, Int>().apply {
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brackets.forEach {
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put(it[0], 1)
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put(it[1], - 1)
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}
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}
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private val bracketsMapUrlSafe = HashMap<Char, Int>().apply {
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brackets.forEach {
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2019-07-20 08:32:43 +02:00
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if("([".contains(it[0])) return@forEach
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2018-12-26 07:51:52 +01:00
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put(it[0], 1)
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put(it[1], - 1)
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}
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}
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// 末尾の余計な」や(を取り除く。
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// 例えば「#タグ」 とか (#タグ)
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2019-07-20 08:32:43 +02:00
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fun String.removeOrphanedBrackets(urlSafe : Boolean = false) : String {
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2018-12-26 07:51:52 +01:00
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var last = 0
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2019-07-20 08:32:43 +02:00
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val nests = when(urlSafe) {
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true -> this.map {
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2018-12-26 07:51:52 +01:00
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last += bracketsMapUrlSafe[it] ?: 0
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last
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}
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2019-07-20 08:32:43 +02:00
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else -> this.map {
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2018-12-26 07:51:52 +01:00
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last += bracketsMap[it] ?: 0
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last
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}
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}
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2019-07-20 08:32:43 +02:00
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2018-12-26 07:51:52 +01:00
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// first position of unmatched close
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var pos = nests.indexOfFirst { it < 0 }
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if(pos != - 1) return substring(0, pos)
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2019-07-20 08:32:43 +02:00
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2018-12-26 07:51:52 +01:00
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// last position of unmatched open
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pos = nests.indexOfLast { it == 0 }
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return substring(0, pos + 1)
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}
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2018-08-24 07:04:55 +02:00
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// 配列中の要素をラムダ式で変換して、戻り値が非nullならそこで処理を打ち切る
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private inline fun <T, V> Array<out T>.firstNonNull(predicate : (T) -> V?) : V? {
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for(element in this) return predicate(element) ?: continue
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return null
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}
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2018-11-22 01:07:53 +01:00
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// 文字装飾の指定を溜めておいてノードの親子関係に応じて順序を調整して、最後にまとめて適用する
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2018-11-21 08:42:21 +01:00
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class SpanList {
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2018-11-23 11:15:26 +01:00
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2018-11-26 14:03:21 +01:00
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private class SpanPos(var start : Int, var end : Int, val span : Any)
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private val list = LinkedList<SpanPos>()
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fun setSpan(sb : SpannableStringBuilder) =
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list.forEach { sb.setSpan(it.span, it.start, it.end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE) }
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fun addAll(other : SpanList) = list.addAll(other.list)
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fun addWithOffset(src : SpanList, offset : Int) {
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src.list.forEach { addLast(it.start + offset, it.end + offset, it.span) }
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}
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2018-11-21 08:42:21 +01:00
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fun addFirst(start : Int, end : Int, span : Any) = when {
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start == end -> {
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// empty span allowed
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}
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start > end -> {
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MisskeyMarkdownDecoder.log.e("SpanList.add: range error! start=$start,end=$end,span=$span")
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}
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else -> {
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list.addFirst(SpanPos(start, end, span))
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}
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}
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fun addLast(start : Int, end : Int, span : Any) = when {
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start == end -> {
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// empty span allowed
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}
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start > end -> {
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MisskeyMarkdownDecoder.log.e("SpanList.add: range error! start=$start,end=$end,span=$span")
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}
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else -> {
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list.addLast(SpanPos(start, end, span))
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}
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}
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fun insert(offset : Int, length : Int) {
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for(sp in list) {
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when {
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sp.end <= offset -> {
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}
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sp.start <= offset -> {
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sp.end += length
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}
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else -> {
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sp.start += length
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sp.end += length
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}
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}
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}
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}
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2018-11-26 14:03:21 +01:00
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2018-11-21 08:42:21 +01:00
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}
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2018-11-26 14:03:21 +01:00
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// 正規表現パターンごとにMatcherをキャッシュする
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// 対象テキストが変わったらキャッシュを捨てて更新する
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// Matcher#region(start,text.length) を設定してから返す
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// (同一テキストに対してMatcher.usePatternで正規表現パターンを切り替えるのも検討したが、usePatternの方が多分遅くなる)
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2018-11-23 11:15:26 +01:00
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internal object MatcherCache {
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private class MatcherCacheItem(
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var matcher : Matcher,
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var text : String,
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var textHashCode : Int
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)
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2018-11-26 14:03:21 +01:00
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// スレッドごとにキャッシュ用のマップを持つ
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private val matcherCache =
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object : ThreadLocal<HashMap<Pattern, MatcherCacheItem>>() {
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override fun initialValue() : HashMap<Pattern, MatcherCacheItem> = HashMap()
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}
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2018-11-23 11:15:26 +01:00
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2018-12-26 07:51:52 +01:00
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internal fun matcher(
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pattern : Pattern,
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text : String,
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start : Int = 0,
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end : Int = text.length
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) : Matcher {
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2018-11-23 11:15:26 +01:00
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val m : Matcher
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val textHashCode = text.hashCode()
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val map = matcherCache.get() !!
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val item = map[pattern]
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if(item != null) {
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if(item.textHashCode != textHashCode || item.text != text) {
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item.matcher = pattern.matcher(text).apply {
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useAnchoringBounds(true)
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}
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item.text = text
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item.textHashCode = textHashCode
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}
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m = item.matcher
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} else {
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m = pattern.matcher(text).apply {
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useAnchoringBounds(true)
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}
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map[pattern] = MatcherCacheItem(m, text, textHashCode)
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}
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m.region(start, end)
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return m
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}
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}
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2018-08-24 14:37:47 +02:00
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// ```code``` マークダウン内部ではプログラムっぽい何かの文法強調表示が行われる
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2018-08-22 01:35:54 +02:00
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object MisskeySyntaxHighlighter {
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2018-08-22 15:06:58 +02:00
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private val keywords = HashSet<String>().apply {
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2018-08-22 01:35:54 +02:00
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2018-08-22 07:11:25 +02:00
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val _keywords = arrayOf(
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"true",
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"false",
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"null",
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"nil",
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"undefined",
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"void",
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"var",
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"const",
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"let",
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"mut",
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"dim",
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"if",
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"then",
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"else",
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"switch",
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"match",
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"case",
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"default",
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"for",
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"each",
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"in",
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"while",
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"loop",
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"continue",
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"break",
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"do",
|
|
|
|
|
"goto",
|
|
|
|
|
"next",
|
|
|
|
|
"end",
|
|
|
|
|
"sub",
|
|
|
|
|
"throw",
|
|
|
|
|
"try",
|
|
|
|
|
"catch",
|
|
|
|
|
"finally",
|
|
|
|
|
"enum",
|
|
|
|
|
"delegate",
|
|
|
|
|
"function",
|
|
|
|
|
"func",
|
|
|
|
|
"fun",
|
|
|
|
|
"fn",
|
|
|
|
|
"return",
|
|
|
|
|
"yield",
|
|
|
|
|
"async",
|
|
|
|
|
"await",
|
|
|
|
|
"require",
|
|
|
|
|
"include",
|
|
|
|
|
"import",
|
|
|
|
|
"imports",
|
|
|
|
|
"export",
|
|
|
|
|
"exports",
|
|
|
|
|
"from",
|
|
|
|
|
"as",
|
|
|
|
|
"using",
|
|
|
|
|
"use",
|
|
|
|
|
"internal",
|
|
|
|
|
"module",
|
|
|
|
|
"namespace",
|
|
|
|
|
"where",
|
|
|
|
|
"select",
|
|
|
|
|
"struct",
|
|
|
|
|
"union",
|
|
|
|
|
"new",
|
|
|
|
|
"delete",
|
|
|
|
|
"this",
|
|
|
|
|
"super",
|
|
|
|
|
"base",
|
|
|
|
|
"class",
|
|
|
|
|
"interface",
|
|
|
|
|
"abstract",
|
|
|
|
|
"static",
|
|
|
|
|
"public",
|
|
|
|
|
"private",
|
|
|
|
|
"protected",
|
|
|
|
|
"virtual",
|
|
|
|
|
"partial",
|
|
|
|
|
"override",
|
|
|
|
|
"extends",
|
|
|
|
|
"implements",
|
|
|
|
|
"constructor"
|
|
|
|
|
)
|
|
|
|
|
|
2018-08-22 01:35:54 +02:00
|
|
|
|
// lower
|
|
|
|
|
addAll(_keywords)
|
|
|
|
|
|
|
|
|
|
// UPPER
|
2019-09-12 15:43:11 +02:00
|
|
|
|
addAll(_keywords.map { k -> k.toUpperCase(Locale.JAPAN) })
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
|
|
|
|
// Snake
|
|
|
|
|
addAll(_keywords.map { k -> k[0].toUpperCase() + k.substring(1) })
|
|
|
|
|
|
2018-08-22 15:06:58 +02:00
|
|
|
|
add("NaN")
|
2018-08-24 07:04:55 +02:00
|
|
|
|
|
|
|
|
|
// 識別子に対して既存の名前と一致するか調べるようになったので、もはやソートの必要はない
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private val symbolMap = SparseBooleanArray().apply {
|
2018-11-26 14:03:21 +01:00
|
|
|
|
"=+-*/%~^&|><!?".forEach { put(it.toInt(), true) }
|
2018-08-24 07:04:55 +02:00
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// 文字列リテラルの開始文字のマップ
|
2018-08-24 07:04:55 +02:00
|
|
|
|
private val stringStart = SparseBooleanArray().apply {
|
2018-11-26 14:03:21 +01:00
|
|
|
|
"\"'`".forEach { put(it.toInt(), true) }
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private class Token(
|
2018-08-24 07:04:55 +02:00
|
|
|
|
val length : Int,
|
|
|
|
|
val color : Int = 0,
|
2018-08-22 07:11:25 +02:00
|
|
|
|
val italic : Boolean = false,
|
|
|
|
|
val comment : Boolean = false
|
2018-08-22 01:35:54 +02:00
|
|
|
|
)
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
private class Env(
|
|
|
|
|
val source : String,
|
|
|
|
|
val start : Int,
|
|
|
|
|
val end : Int
|
|
|
|
|
) {
|
2018-08-24 07:04:55 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// 出力先2
|
|
|
|
|
val spanList = SpanList()
|
2018-08-24 07:04:55 +02:00
|
|
|
|
|
|
|
|
|
fun push(start : Int, token : Token) {
|
|
|
|
|
val end = start + token.length
|
|
|
|
|
|
|
|
|
|
if(token.comment) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
spanList.addLast(start, end, ForegroundColorSpan(Color.BLACK or 0x808000))
|
2018-08-24 07:04:55 +02:00
|
|
|
|
} else {
|
|
|
|
|
var c = token.color
|
|
|
|
|
if(c != 0) {
|
|
|
|
|
if(c < 0x1000000) {
|
|
|
|
|
c = c or Color.BLACK
|
|
|
|
|
}
|
2018-11-21 08:42:21 +01:00
|
|
|
|
spanList.addLast(start, end, ForegroundColorSpan(c))
|
2018-08-24 07:04:55 +02:00
|
|
|
|
}
|
|
|
|
|
if(token.italic) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
spanList.addLast(
|
|
|
|
|
start,
|
|
|
|
|
end,
|
2018-12-01 00:02:18 +01:00
|
|
|
|
fontSpan(Typeface.defaultFromStyle(Typeface.ITALIC))
|
2018-08-24 07:04:55 +02:00
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// スキャン位置
|
|
|
|
|
var pos : Int = start
|
|
|
|
|
|
|
|
|
|
fun remainMatcher(pattern : Pattern) : Matcher =
|
|
|
|
|
MatcherCache.matcher(pattern, source, pos, end)
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
fun parse() : SpanList {
|
2018-08-24 07:04:55 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
var i = start
|
|
|
|
|
|
|
|
|
|
var lastEnd = start
|
2018-08-24 07:04:55 +02:00
|
|
|
|
fun closeTextToken(textEnd : Int) {
|
|
|
|
|
val length = textEnd - lastEnd
|
|
|
|
|
if(length > 0) {
|
|
|
|
|
push(lastEnd, Token(length = length))
|
|
|
|
|
lastEnd = textEnd
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
while(i < end) {
|
|
|
|
|
pos = i
|
|
|
|
|
val token = elements.firstNonNull {
|
|
|
|
|
val t = this.it()
|
|
|
|
|
when {
|
|
|
|
|
t == null -> null // not match
|
|
|
|
|
i + t.length > end -> null // overrun detected
|
|
|
|
|
else -> t
|
|
|
|
|
}
|
|
|
|
|
}
|
2018-08-24 07:04:55 +02:00
|
|
|
|
if(token == null) {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
++ i
|
|
|
|
|
continue
|
2018-08-24 07:04:55 +02:00
|
|
|
|
}
|
2018-11-23 11:15:26 +01:00
|
|
|
|
closeTextToken(i)
|
|
|
|
|
push(i, token)
|
|
|
|
|
i += token.length
|
|
|
|
|
lastEnd = i
|
2018-08-24 07:04:55 +02:00
|
|
|
|
}
|
2018-11-23 11:15:26 +01:00
|
|
|
|
closeTextToken(end)
|
2018-08-24 07:04:55 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
return spanList
|
2018-08-24 07:04:55 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
2018-08-22 07:11:25 +02:00
|
|
|
|
private val reLineComment = Pattern.compile("""\A//.*""")
|
|
|
|
|
private val reBlockComment = Pattern.compile("""\A/\*.*?\*/""", Pattern.DOTALL)
|
2018-11-23 11:15:26 +01:00
|
|
|
|
private val reNumber = Pattern.compile("""\A[\-+]?[\d.]+""")
|
2018-08-22 15:06:58 +02:00
|
|
|
|
private val reLabel = Pattern.compile("""\A@([A-Z_-][A-Z0-9_-]*)""", Pattern.CASE_INSENSITIVE)
|
|
|
|
|
private val reKeyword =
|
|
|
|
|
Pattern.compile("""\A([A-Z_-][A-Z0-9_-]*)([ \t]*\()?""", Pattern.CASE_INSENSITIVE)
|
2018-11-23 11:15:26 +01:00
|
|
|
|
private val reContainsAlpha = Pattern.compile("""[A-Za-z_]""")
|
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
private const val charH80 = 0x80.toChar()
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
2018-08-24 07:04:55 +02:00
|
|
|
|
private val elements = arrayOf<Env.() -> Token?>(
|
2018-08-22 07:11:25 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// マルチバイト文字をまとめて読み飛ばす
|
|
|
|
|
{
|
|
|
|
|
var s = pos
|
2018-11-26 14:03:21 +01:00
|
|
|
|
while(s < end && source[s] >= charH80) {
|
|
|
|
|
++ s
|
2018-11-23 11:15:26 +01:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
when {
|
|
|
|
|
s > pos -> Token(length = s - pos)
|
|
|
|
|
else -> null
|
2018-11-23 11:15:26 +01:00
|
|
|
|
}
|
|
|
|
|
},
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// 空白と改行をまとめて読み飛ばす
|
|
|
|
|
{
|
|
|
|
|
var s = pos
|
2018-11-26 14:03:21 +01:00
|
|
|
|
while(s < end && source[s] <= ' ') {
|
|
|
|
|
++ s
|
2018-11-23 11:15:26 +01:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
when {
|
|
|
|
|
s > pos -> Token(length = s - pos)
|
|
|
|
|
else -> null
|
2018-11-23 11:15:26 +01:00
|
|
|
|
}
|
|
|
|
|
},
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
2018-08-22 01:35:54 +02:00
|
|
|
|
// comment
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val match = remainMatcher(reLineComment)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-08-24 07:04:55 +02:00
|
|
|
|
! match.find() -> null
|
2018-11-26 14:03:21 +01:00
|
|
|
|
else -> Token(length = match.end() - match.start(), comment = true)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
// block comment
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val match = remainMatcher(reBlockComment)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-08-24 07:04:55 +02:00
|
|
|
|
! match.find() -> null
|
2018-11-26 14:03:21 +01:00
|
|
|
|
else -> Token(length = match.end() - match.start(), comment = true)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
// string
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val beginChar = source[pos]
|
2018-08-24 14:37:47 +02:00
|
|
|
|
if(! stringStart[beginChar.toInt()]) return@arrayOf null
|
2018-11-23 11:15:26 +01:00
|
|
|
|
var i = pos + 1
|
|
|
|
|
while(i < end) {
|
|
|
|
|
val char = source[i ++]
|
2018-08-22 07:11:25 +02:00
|
|
|
|
if(char == beginChar) {
|
|
|
|
|
break // end
|
2018-11-23 11:15:26 +01:00
|
|
|
|
} else if(char == '\n' || i >= end) {
|
|
|
|
|
i = 0 // not string literal
|
2018-08-22 07:11:25 +02:00
|
|
|
|
break
|
2018-11-23 11:15:26 +01:00
|
|
|
|
} else if(char == '\\' && i < end) {
|
|
|
|
|
++ i // \" では閉じないようにする
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
2018-11-23 11:15:26 +01:00
|
|
|
|
when {
|
|
|
|
|
i <= pos -> null
|
|
|
|
|
else -> Token(length = i - pos, color = 0xe96900)
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
// regexp
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-11-23 11:15:26 +01:00
|
|
|
|
if(source[pos] != '/') return@arrayOf null
|
2018-08-22 01:35:54 +02:00
|
|
|
|
val regexp = StringBuilder()
|
2018-11-23 11:15:26 +01:00
|
|
|
|
var i = pos + 1
|
|
|
|
|
while(i < end) {
|
|
|
|
|
val char = source[i ++]
|
2018-08-22 07:11:25 +02:00
|
|
|
|
if(char == '/') {
|
2018-08-22 01:35:54 +02:00
|
|
|
|
break
|
2018-11-23 11:15:26 +01:00
|
|
|
|
} else if(char == '\n' || i >= end) {
|
|
|
|
|
i = 0 // not closed
|
2018-08-22 01:35:54 +02:00
|
|
|
|
break
|
|
|
|
|
} else {
|
|
|
|
|
regexp.append(char)
|
2018-11-23 11:15:26 +01:00
|
|
|
|
if(char == '\\' && i < end) {
|
|
|
|
|
regexp.append(source[i ++])
|
2018-08-22 07:11:25 +02:00
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
i == 0 -> null
|
2018-08-22 07:11:25 +02:00
|
|
|
|
regexp.isEmpty() -> null
|
2018-11-23 11:15:26 +01:00
|
|
|
|
regexp.first() == ' ' && regexp.last() == ' ' -> null
|
2018-08-22 07:11:25 +02:00
|
|
|
|
else -> Token(length = regexp.length + 2, color = 0xe9003f)
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
// label
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-08-22 15:06:58 +02:00
|
|
|
|
// 直前に識別子があればNG
|
2018-08-24 07:04:55 +02:00
|
|
|
|
val prev = if(pos <= 0) null else source[pos - 1]
|
2018-08-22 15:06:58 +02:00
|
|
|
|
if(prev?.isLetterOrDigit() == true) return@arrayOf null
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val match = remainMatcher(reLabel)
|
2018-08-22 01:35:54 +02:00
|
|
|
|
if(! match.find()) return@arrayOf null
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val matchEnd = match.end()
|
2018-08-24 02:26:45 +02:00
|
|
|
|
when {
|
2018-08-22 15:06:58 +02:00
|
|
|
|
// @user@host のように直後に@が続くのはNG
|
2018-11-23 11:15:26 +01:00
|
|
|
|
matchEnd < end && source[matchEnd] == '@' -> null
|
|
|
|
|
else -> Token(length = match.end() - pos, color = 0xe9003f)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
// number
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
|
|
|
|
val prev = if(pos <= 0) null else source[pos - 1]
|
2018-08-22 15:06:58 +02:00
|
|
|
|
if(prev?.isLetterOrDigit() == true) return@arrayOf null
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val match = remainMatcher(reNumber)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-08-24 07:04:55 +02:00
|
|
|
|
! match.find() -> null
|
2018-11-23 11:15:26 +01:00
|
|
|
|
else -> Token(length = match.end() - pos, color = 0xae81ff)
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
2018-08-22 15:06:58 +02:00
|
|
|
|
// method, property, keyword
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-08-22 15:06:58 +02:00
|
|
|
|
// 直前の文字が識別子に使えるなら識別子の開始とはみなさない
|
2018-08-24 07:04:55 +02:00
|
|
|
|
val prev = if(pos <= 0) null else source[pos - 1]
|
2018-08-22 15:06:58 +02:00
|
|
|
|
if(prev?.isLetterOrDigit() == true || prev == '_') return@arrayOf null
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val match = remainMatcher(reKeyword)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
if(! match.find()) return@arrayOf null
|
2019-09-12 16:05:18 +02:00
|
|
|
|
val kw = match.groupEx(1) !!
|
|
|
|
|
val bracket = match.groupEx(2) // may null
|
2018-08-22 07:11:25 +02:00
|
|
|
|
|
2018-08-22 15:06:58 +02:00
|
|
|
|
when {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// 英数字や_を含まないキーワードは無視する
|
|
|
|
|
// -moz-foo- や __ はキーワードだが、 - や -- はキーワードではない
|
|
|
|
|
! reContainsAlpha.matcher(kw).find() -> null
|
|
|
|
|
|
2018-08-24 07:04:55 +02:00
|
|
|
|
// メソッド呼び出しは対象が変数かプロパティかに関わらずメソッドの色になる
|
2018-08-22 15:06:58 +02:00
|
|
|
|
bracket?.isNotEmpty() == true ->
|
|
|
|
|
Token(length = kw.length, color = 0x8964c1, italic = true)
|
|
|
|
|
|
|
|
|
|
// 変数や定数ではなくプロパティならプロパティの色になる
|
2018-08-24 02:26:45 +02:00
|
|
|
|
prev == '.' -> Token(length = kw.length, color = 0xa71d5d)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
|
2018-08-24 07:04:55 +02:00
|
|
|
|
// 予約語ではない
|
|
|
|
|
// 強調表示しないが、識別子単位で読み飛ばす
|
|
|
|
|
! keywords.contains(kw) -> Token(length = kw.length)
|
|
|
|
|
|
|
|
|
|
else -> when(kw) {
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-08-22 15:06:58 +02:00
|
|
|
|
// 定数
|
2018-08-24 02:26:45 +02:00
|
|
|
|
"true", "false", "null", "nil", "undefined", "NaN" ->
|
2018-08-22 15:06:58 +02:00
|
|
|
|
Token(length = kw.length, color = 0xae81ff)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-08-22 15:06:58 +02:00
|
|
|
|
// その他の予約語
|
2018-08-24 02:26:45 +02:00
|
|
|
|
else -> Token(length = kw.length, color = 0x2973b7)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
// symbol
|
2018-08-24 07:04:55 +02:00
|
|
|
|
{
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val c = source[pos]
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
symbolMap.get(c.toInt(), false) ->
|
|
|
|
|
Token(length = 1, color = 0x42b983)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
c == '-' ->
|
2018-08-22 07:11:25 +02:00
|
|
|
|
Token(length = 1, color = 0x42b983)
|
2018-08-24 07:04:55 +02:00
|
|
|
|
else -> null
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
)
|
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
fun parse(source : String) = Env(source, 0, source.length).parse()
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
object MisskeyMarkdownDecoder {
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
internal val log = LogCategory("MisskeyMarkdownDecoder")
|
|
|
|
|
|
2018-11-22 01:07:53 +01:00
|
|
|
|
internal const val DEBUG = false
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// デコード結果にはメンションの配列を含む。TootStatusのパーサがこれを回収する。
|
2018-11-21 08:42:21 +01:00
|
|
|
|
class SpannableStringBuilderEx(
|
2018-08-24 02:26:45 +02:00
|
|
|
|
var mentions : ArrayList<TootMention>? = null
|
2018-11-21 08:42:21 +01:00
|
|
|
|
) : SpannableStringBuilder()
|
|
|
|
|
|
|
|
|
|
// ブロック要素は始端と終端の空行を除去したい
|
|
|
|
|
private val reStartEmptyLines = """\A(?:[ ]*?[\x0d\x0a]+)+""".toRegex()
|
|
|
|
|
private val reEndEmptyLines = """[\s\x0d\x0a]+\z""".toRegex()
|
|
|
|
|
private fun trimBlock(s : String) =
|
|
|
|
|
s.replace(reStartEmptyLines, "")
|
|
|
|
|
.replace(reEndEmptyLines, "")
|
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
// 装飾つきテキストの出力時に使うデータの集まり
|
2018-11-21 08:42:21 +01:00
|
|
|
|
internal class SpanOutputEnv(
|
|
|
|
|
val options : DecodeOptions,
|
|
|
|
|
val sb : SpannableStringBuilderEx
|
|
|
|
|
) {
|
2018-08-24 14:37:47 +02:00
|
|
|
|
|
|
|
|
|
val context : Context = options.context ?: error("missing context")
|
2018-08-24 02:26:45 +02:00
|
|
|
|
val font_bold = ActMain.timeline_font_bold
|
2018-08-24 14:37:47 +02:00
|
|
|
|
val linkHelper : LinkHelper? = options.linkHelper
|
2018-11-21 08:42:21 +01:00
|
|
|
|
var spanList = SpanList()
|
2018-08-24 14:37:47 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
var start = 0
|
|
|
|
|
|
|
|
|
|
fun prepareMentions() : ArrayList<TootMention> {
|
|
|
|
|
var mentions = sb.mentions
|
|
|
|
|
if(mentions != null) return mentions
|
|
|
|
|
mentions = ArrayList()
|
|
|
|
|
sb.mentions = mentions
|
|
|
|
|
return mentions
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fun fireRender(node : Node) : SpanList {
|
|
|
|
|
val spanList = SpanList()
|
|
|
|
|
this.spanList = spanList
|
|
|
|
|
this.start = sb.length
|
|
|
|
|
val render = node.type.render
|
|
|
|
|
this.render(node)
|
|
|
|
|
return spanList
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
internal fun fireRenderChildNodes(parent : Node) : SpanList {
|
|
|
|
|
val parent_result = this.spanList
|
|
|
|
|
parent.childNodes.forEach {
|
|
|
|
|
val child_result = fireRender(it)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
parent_result.addAll(child_result)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
}
|
2018-11-21 08:42:21 +01:00
|
|
|
|
this.spanList = parent_result
|
|
|
|
|
return parent_result
|
2018-08-24 02:26:45 +02:00
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// 直前の文字が改行文字でなければ改行する
|
2018-08-24 02:26:45 +02:00
|
|
|
|
fun closePreviousBlock() {
|
|
|
|
|
if(start > 0 && sb[start - 1] != '\n') {
|
|
|
|
|
sb.append('\n')
|
|
|
|
|
start = sb.length
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
fun closeBlock() {
|
|
|
|
|
if(sb.length > 0 && sb[sb.length - 1] != '\n') {
|
2018-11-26 14:03:21 +01:00
|
|
|
|
val start = sb.length
|
2018-11-21 08:42:21 +01:00
|
|
|
|
sb.append('\n')
|
2018-11-26 14:03:21 +01:00
|
|
|
|
val end = sb.length
|
|
|
|
|
sb.setSpan(RelativeSizeSpan(0.1f), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
private fun applyHighlight(start : Int, end : Int) {
|
|
|
|
|
val list = options.highlightTrie?.matchList(sb, start, end)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
if(list != null) {
|
|
|
|
|
for(range in list) {
|
|
|
|
|
val word = HighlightWord.load(range.word)
|
|
|
|
|
if(word != null) {
|
|
|
|
|
options.hasHighlight = true
|
2018-11-21 08:42:21 +01:00
|
|
|
|
spanList.addLast(
|
2018-08-24 02:26:45 +02:00
|
|
|
|
range.start,
|
|
|
|
|
range.end,
|
2018-11-21 08:42:21 +01:00
|
|
|
|
HighlightSpan(word.color_fg, word.color_bg)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
|
|
|
|
if(word.sound_type != HighlightWord.SOUND_TYPE_NONE) {
|
|
|
|
|
options.highlight_sound = word
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// テキストを追加する
|
2019-07-14 18:20:02 +02:00
|
|
|
|
fun appendText(text : CharSequence, decodeEmoji : Boolean = false) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val start = sb.length
|
|
|
|
|
if(decodeEmoji) {
|
2019-07-14 18:20:02 +02:00
|
|
|
|
sb.append(options.decodeEmoji(text.toString()))
|
2018-11-21 08:42:21 +01:00
|
|
|
|
} else {
|
|
|
|
|
sb.append(text)
|
|
|
|
|
}
|
|
|
|
|
applyHighlight(start, sb.length)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// URL中のテキストを追加する
|
|
|
|
|
private fun appendLinkText(display_url : String, href : String) {
|
|
|
|
|
when {
|
|
|
|
|
// 添付メディアのURLなら絵文字に変えてしまう
|
|
|
|
|
options.isMediaAttachment(href) -> {
|
|
|
|
|
// リンクの一部に絵文字がある場合、絵文字スパンをセットしてからリンクをセットする
|
|
|
|
|
val start = sb.length
|
|
|
|
|
sb.append(href)
|
|
|
|
|
spanList.addFirst(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
|
|
|
|
EmojiImageSpan(context, R.drawable.emj_1f5bc_fe0f)
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
else -> appendText(shortenUrl(display_url))
|
|
|
|
|
}
|
2018-08-24 02:26:45 +02:00
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// リンクを追加する
|
2018-08-24 02:26:45 +02:00
|
|
|
|
fun appendLink(text : String, url : String, allowShort : Boolean = false) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
when {
|
|
|
|
|
allowShort -> appendLinkText(text, url)
|
|
|
|
|
else -> appendText(text)
|
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 02:26:45 +02:00
|
|
|
|
val linkHelper = options.linkHelper
|
|
|
|
|
if(linkHelper != null) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// リンクの一部にハイライトがある場合、リンクをセットしてからハイライトをセットしないとクリック判定がおかしくなる。
|
|
|
|
|
spanList.addFirst(
|
|
|
|
|
start, sb.length, MyClickableSpan(
|
2018-08-24 14:37:47 +02:00
|
|
|
|
text
|
|
|
|
|
, url
|
|
|
|
|
, linkHelper.findAcctColor(url)
|
|
|
|
|
, options.linkTag
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
////////////////////////////////////////////////////////////////////////////
|
2018-08-25 13:18:08 +02:00
|
|
|
|
|
2019-09-12 15:43:11 +02:00
|
|
|
|
private fun mixColor(
|
|
|
|
|
@Suppress("SameParameterValue") col1 : Int,
|
|
|
|
|
col2 : Int
|
|
|
|
|
) : Int = Color.rgb(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
(Color.red(col1) + Color.red(col2)) ushr 1,
|
|
|
|
|
(Color.green(col1) + Color.green(col2)) ushr 1,
|
|
|
|
|
(Color.blue(col1) + Color.blue(col2)) ushr 1
|
|
|
|
|
)
|
|
|
|
|
|
2018-11-22 01:07:53 +01:00
|
|
|
|
val quoteNestColors = intArrayOf(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
mixColor(Color.GRAY, 0x0000ff),
|
|
|
|
|
mixColor(Color.GRAY, 0x0080ff),
|
|
|
|
|
mixColor(Color.GRAY, 0x00ff80),
|
|
|
|
|
mixColor(Color.GRAY, 0x00ff00),
|
|
|
|
|
mixColor(Color.GRAY, 0x80ff00),
|
|
|
|
|
mixColor(Color.GRAY, 0xff8000),
|
|
|
|
|
mixColor(Color.GRAY, 0xff0000),
|
|
|
|
|
mixColor(Color.GRAY, 0xff0080),
|
|
|
|
|
mixColor(Color.GRAY, 0x8000ff)
|
2018-11-22 01:07:53 +01:00
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
// ノード種別とレンダリング関数
|
2019-02-13 08:45:05 +01:00
|
|
|
|
internal enum class NodeType(val render : SpanOutputEnv.(Node) -> Unit) {
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
TEXT({
|
|
|
|
|
appendText(it.args[0], decodeEmoji = true)
|
|
|
|
|
}),
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
EMOJI({
|
|
|
|
|
val code = it.args[0]
|
|
|
|
|
if(code.isNotEmpty()) {
|
|
|
|
|
appendText(":$code:", decodeEmoji = true)
|
2018-08-25 13:18:08 +02:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
}),
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
MENTION({
|
|
|
|
|
val username = it.args[0]
|
|
|
|
|
val host = it.args[1]
|
|
|
|
|
val linkHelper = linkHelper
|
|
|
|
|
if(linkHelper == null) {
|
|
|
|
|
appendText(
|
|
|
|
|
when {
|
|
|
|
|
host.isEmpty() -> "@$username"
|
|
|
|
|
else -> "@$username@$host"
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
|
|
|
|
)
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
|
|
val userHost = when {
|
|
|
|
|
host.isEmpty() -> linkHelper.host
|
|
|
|
|
else -> host
|
2018-12-13 00:27:00 +01:00
|
|
|
|
} ?: "?"
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
2019-09-12 15:43:11 +02:00
|
|
|
|
when(userHost.toLowerCase(Locale.JAPAN)) {
|
2018-12-13 00:27:00 +01:00
|
|
|
|
|
|
|
|
|
// https://github.com/syuilo/misskey/pull/3603
|
|
|
|
|
|
|
|
|
|
"github.com", "twitter.com" -> {
|
|
|
|
|
appendLink(
|
|
|
|
|
"@$username@$userHost",
|
|
|
|
|
"https://$userHost/$username" // no @
|
|
|
|
|
)
|
|
|
|
|
}
|
2018-12-26 07:51:52 +01:00
|
|
|
|
|
|
|
|
|
"gmail.com" -> {
|
2018-12-13 00:27:00 +01:00
|
|
|
|
appendLink(
|
|
|
|
|
"@$username@$userHost",
|
|
|
|
|
"mailto:$username@$userHost"
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
else -> {
|
|
|
|
|
val userUrl = "https://$userHost/@$username"
|
|
|
|
|
|
|
|
|
|
val shortAcct = when {
|
|
|
|
|
host.isEmpty()
|
|
|
|
|
|| host.equals(linkHelper.host, ignoreCase = true) ->
|
|
|
|
|
username
|
|
|
|
|
else ->
|
|
|
|
|
"$username@$host"
|
|
|
|
|
}
|
2018-12-26 07:51:52 +01:00
|
|
|
|
|
2018-12-13 00:27:00 +01:00
|
|
|
|
val mentions = prepareMentions()
|
|
|
|
|
|
2018-12-26 07:51:52 +01:00
|
|
|
|
if(mentions.find { m -> m.acct == shortAcct } == null) {
|
2018-12-13 00:27:00 +01:00
|
|
|
|
mentions.add(
|
2019-01-28 19:02:09 +01:00
|
|
|
|
TootMention(
|
2019-02-14 04:05:07 +01:00
|
|
|
|
jp.juggler.subwaytooter.api.entity.EntityId.DEFAULT
|
2018-12-13 00:27:00 +01:00
|
|
|
|
, userUrl
|
|
|
|
|
, shortAcct
|
|
|
|
|
, username
|
|
|
|
|
)
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
appendLink(
|
|
|
|
|
when {
|
|
|
|
|
jp.juggler.subwaytooter.Pref.bpMentionFullAcct(jp.juggler.subwaytooter.App1.pref) -> "@$username@$userHost"
|
|
|
|
|
else -> "@$shortAcct"
|
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
, userUrl
|
|
|
|
|
)
|
|
|
|
|
}
|
2018-12-13 00:27:00 +01:00
|
|
|
|
}
|
2018-08-25 13:18:08 +02:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
}),
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
HASHTAG({
|
|
|
|
|
val linkHelper = linkHelper
|
|
|
|
|
val tag = it.args[0]
|
|
|
|
|
if(tag.isNotEmpty() && linkHelper != null) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
appendLink(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
"#$tag",
|
|
|
|
|
"https://${linkHelper.host}/tags/" + tag.encodePercent()
|
2018-11-21 08:42:21 +01:00
|
|
|
|
)
|
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
CODE_INLINE({
|
|
|
|
|
val text = it.args[0]
|
|
|
|
|
val sp = MisskeySyntaxHighlighter.parse(text)
|
|
|
|
|
appendText(text)
|
|
|
|
|
spanList.addWithOffset(sp, start)
|
|
|
|
|
spanList.addLast(start, sb.length, BackgroundColorSpan(0x40808080))
|
2018-12-01 00:02:18 +01:00
|
|
|
|
spanList.addLast(start, sb.length, fontSpan(Typeface.MONOSPACE))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
URL({
|
|
|
|
|
val url = it.args[0]
|
|
|
|
|
if(url.isNotEmpty()) {
|
|
|
|
|
appendLink(url, url, allowShort = true)
|
|
|
|
|
}
|
|
|
|
|
}),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
CODE_BLOCK({
|
|
|
|
|
closePreviousBlock()
|
|
|
|
|
|
|
|
|
|
val text = trimBlock(it.args[0])
|
|
|
|
|
val sp = MisskeySyntaxHighlighter.parse(text)
|
|
|
|
|
appendText(text)
|
|
|
|
|
spanList.addWithOffset(sp, start)
|
|
|
|
|
spanList.addLast(start, sb.length, BackgroundColorSpan(0x40808080))
|
2019-07-14 18:20:02 +02:00
|
|
|
|
spanList.addLast(start, sb.length, RelativeSizeSpan(0.7f))
|
2018-12-01 00:02:18 +01:00
|
|
|
|
spanList.addLast(start, sb.length, fontSpan(Typeface.MONOSPACE))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
closeBlock()
|
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
QUOTE_INLINE({
|
|
|
|
|
val text = trimBlock(it.args[0])
|
|
|
|
|
appendText(text)
|
|
|
|
|
spanList.addLast(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
2019-07-14 18:20:02 +02:00
|
|
|
|
BackgroundColorSpan(0x20808080)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
|
|
|
|
spanList.addLast(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
2019-07-14 18:20:02 +02:00
|
|
|
|
fontSpan(Typeface.defaultFromStyle(Typeface.ITALIC))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
|
|
|
|
}),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
SEARCH({
|
|
|
|
|
closePreviousBlock()
|
|
|
|
|
|
|
|
|
|
val text = it.args[0]
|
|
|
|
|
val kw_start = sb.length // キーワードの開始位置
|
|
|
|
|
appendText(text)
|
|
|
|
|
appendText(" ")
|
|
|
|
|
start = sb.length // 検索リンクの開始位置
|
|
|
|
|
|
|
|
|
|
appendLink(
|
2018-12-06 09:31:50 +01:00
|
|
|
|
context.getString(R.string.search),
|
2018-11-26 14:03:21 +01:00
|
|
|
|
"https://www.google.co.jp/search?q=${text.encodePercent()}"
|
|
|
|
|
)
|
2018-12-06 09:31:50 +01:00
|
|
|
|
spanList.addLast(kw_start, sb.length, RelativeSizeSpan(1.2f))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
|
|
|
|
closeBlock()
|
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
BIG({
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
|
|
|
|
spanList.addLast(start, sb.length, MisskeyBigSpan(font_bold))
|
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
BOLD({
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
2018-12-01 00:02:18 +01:00
|
|
|
|
spanList.addLast(start, sb.length, fontSpan(font_bold))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
}),
|
|
|
|
|
|
2018-12-03 22:53:05 +01:00
|
|
|
|
STRIKE({
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
|
|
|
|
spanList.addLast(start, sb.length, StrikethroughSpan())
|
|
|
|
|
}),
|
2018-12-06 00:33:49 +01:00
|
|
|
|
|
|
|
|
|
SMALL({
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
|
|
|
|
spanList.addLast(start, sb.length, RelativeSizeSpan(0.7f))
|
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
ITALIC({
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
2018-12-06 09:31:50 +01:00
|
|
|
|
spanList.addLast(start, sb.length, fontSpan(Typeface.defaultFromStyle(Typeface.ITALIC)))
|
2018-12-06 00:33:49 +01:00
|
|
|
|
}),
|
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
MOTION({
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
|
|
|
|
spanList.addFirst(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
2018-12-06 09:31:50 +01:00
|
|
|
|
MisskeyMotionSpan(ActMain.timeline_font)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
|
|
|
|
}),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
LINK({
|
|
|
|
|
val url = it.args[1]
|
|
|
|
|
// val silent = data?.get(2)
|
|
|
|
|
// silentはプレビュー表示を抑制するが、Subwayにはもともとないので関係なかった
|
|
|
|
|
|
|
|
|
|
if(url.isNotEmpty()) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
val linkHelper = options.linkHelper
|
|
|
|
|
if(linkHelper != null) {
|
|
|
|
|
spanList.addFirst(
|
|
|
|
|
start, sb.length,
|
|
|
|
|
MyClickableSpan(
|
|
|
|
|
sb.substring(start, sb.length)
|
|
|
|
|
, url
|
|
|
|
|
, linkHelper.findAcctColor(url)
|
|
|
|
|
, options.linkTag
|
|
|
|
|
)
|
|
|
|
|
)
|
|
|
|
|
}
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
}),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
TITLE({
|
|
|
|
|
closePreviousBlock()
|
|
|
|
|
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it) // 改行を含まないことが分かっている
|
|
|
|
|
spanList.addLast(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
|
|
|
|
android.text.style.AlignmentSpan.Standard(android.text.Layout.Alignment.ALIGN_CENTER)
|
|
|
|
|
)
|
|
|
|
|
spanList.addLast(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
2019-07-14 18:20:02 +02:00
|
|
|
|
BackgroundColorSpan(0x20808080)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
2019-07-14 18:20:02 +02:00
|
|
|
|
spanList.addLast(start, sb.length, RelativeSizeSpan(1.5f))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
|
|
|
|
closeBlock()
|
|
|
|
|
}),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
CENTER({
|
|
|
|
|
closePreviousBlock()
|
|
|
|
|
|
|
|
|
|
val start = this.start
|
|
|
|
|
fireRenderChildNodes(it)
|
2019-09-12 15:43:11 +02:00
|
|
|
|
when {
|
|
|
|
|
it.quoteNest > 0 -> {
|
|
|
|
|
// 引用ネストの内部ではセンタリングさせると引用マーカーまで動いてしまうので
|
|
|
|
|
// センタリングが機能しないようにする
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
else -> spanList.addLast(
|
2018-11-21 08:42:21 +01:00
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
2018-11-26 14:03:21 +01:00
|
|
|
|
android.text.style.AlignmentSpan.Standard(
|
|
|
|
|
android.text.Layout.Alignment.ALIGN_CENTER
|
|
|
|
|
)
|
2018-11-21 08:42:21 +01:00
|
|
|
|
)
|
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
|
|
|
|
closeBlock()
|
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
QUOTE_BLOCK({
|
|
|
|
|
closePreviousBlock()
|
|
|
|
|
|
|
|
|
|
val start = this.start
|
|
|
|
|
|
|
|
|
|
// 末尾にある空白のテキストノードを除去する
|
|
|
|
|
while(it.childNodes.isNotEmpty()) {
|
|
|
|
|
val last = it.childNodes.last()
|
2019-07-14 18:20:02 +02:00
|
|
|
|
if(last.type == TEXT && last.args[0].isBlank()) {
|
2018-11-26 14:03:21 +01:00
|
|
|
|
it.childNodes.removeLast()
|
|
|
|
|
} else {
|
|
|
|
|
break
|
2018-08-25 13:18:08 +02:00
|
|
|
|
}
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
|
|
|
|
fireRenderChildNodes(it)
|
|
|
|
|
|
|
|
|
|
val bg_color = quoteNestColors[it.quoteNest % quoteNestColors.size]
|
|
|
|
|
// TextView の文字装飾では「ブロック要素の入れ子」を表現できない
|
|
|
|
|
// 内容の各行の始端に何か追加するというのがまずキツい
|
|
|
|
|
// しかし各行の頭に引用マークをつけないと引用のネストで意味が通じなくなってしまう
|
|
|
|
|
val tmp = sb.toString()
|
|
|
|
|
//log.d("QUOTE_BLOCK tmp=${tmp} start=$start end=${tmp.length}")
|
|
|
|
|
for(i in tmp.length - 1 downTo start) {
|
|
|
|
|
val prevChar = when(i) {
|
|
|
|
|
start -> '\n'
|
|
|
|
|
else -> tmp[i - 1]
|
|
|
|
|
}
|
|
|
|
|
//log.d("QUOTE_BLOCK prevChar=${ String.format("%x",prevChar.toInt())}")
|
|
|
|
|
if(prevChar == '\n') {
|
|
|
|
|
//log.d("QUOTE_BLOCK insert! i=$i")
|
|
|
|
|
sb.insert(i, "> ")
|
|
|
|
|
spanList.insert(i, 2)
|
|
|
|
|
spanList.addLast(
|
|
|
|
|
i, i + 1,
|
2019-07-14 18:20:02 +02:00
|
|
|
|
BackgroundColorSpan(bg_color)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
|
|
|
|
}
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
|
|
|
|
spanList.addLast(
|
|
|
|
|
start,
|
|
|
|
|
sb.length,
|
2019-07-14 18:20:02 +02:00
|
|
|
|
fontSpan(Typeface.defaultFromStyle(Typeface.ITALIC))
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
closeBlock()
|
|
|
|
|
}),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
ROOT({
|
|
|
|
|
fireRenderChildNodes(it)
|
|
|
|
|
}),
|
|
|
|
|
|
|
|
|
|
;
|
|
|
|
|
|
|
|
|
|
companion object {
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
// あるノードが内部に持てるノード種別のマップ
|
|
|
|
|
val mapAllowInside = HashMap<NodeType, HashSet<NodeType>>().apply {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
fun <T> hashSetOf(vararg values : T) = HashSet<T>().apply { addAll(values) }
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
infix fun NodeType.wraps(inner : HashSet<NodeType>) = put(this, inner)
|
2018-12-06 00:33:49 +01:00
|
|
|
|
|
2018-12-03 22:53:05 +01:00
|
|
|
|
// EMOJI, HASHTAG, MENTION, CODE_BLOCK, QUOTE_INLINE, SEARCH 等はマークダウン要素のネストを許可しない
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
BIG wraps
|
2018-12-06 00:33:49 +01:00
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, HASHTAG, MENTION,
|
|
|
|
|
STRIKE, SMALL, ITALIC
|
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
BOLD wraps
|
2018-12-06 00:33:49 +01:00
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
STRIKE, SMALL, ITALIC
|
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
|
|
|
|
STRIKE wraps
|
2018-12-06 00:33:49 +01:00
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BIG, BOLD, SMALL, ITALIC
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
SMALL wraps
|
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BOLD, STRIKE, ITALIC
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
ITALIC wraps
|
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BIG, BOLD, STRIKE, SMALL
|
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
|
|
|
|
MOTION wraps
|
2018-12-06 00:33:49 +01:00
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BOLD, STRIKE, SMALL, ITALIC
|
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
LINK wraps
|
2018-12-06 00:33:49 +01:00
|
|
|
|
hashSetOf(
|
|
|
|
|
EMOJI, MOTION,
|
|
|
|
|
BIG, BOLD, STRIKE, SMALL, ITALIC
|
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
TITLE wraps
|
|
|
|
|
hashSetOf(
|
2018-12-06 00:33:49 +01:00
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BIG, BOLD, STRIKE, SMALL, ITALIC,
|
2018-12-03 22:53:05 +01:00
|
|
|
|
MOTION, CODE_INLINE
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
|
|
|
|
CENTER wraps
|
2018-11-26 14:03:21 +01:00
|
|
|
|
hashSetOf(
|
2018-12-06 00:33:49 +01:00
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BIG, BOLD, STRIKE, SMALL, ITALIC,
|
2018-12-03 22:53:05 +01:00
|
|
|
|
MOTION, CODE_INLINE
|
2018-11-26 14:03:21 +01:00
|
|
|
|
)
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
|
|
|
|
// all except ROOT,TEXT
|
|
|
|
|
val allSet = hashSetOf(
|
|
|
|
|
CODE_BLOCK, QUOTE_INLINE, SEARCH,
|
2018-12-06 00:33:49 +01:00
|
|
|
|
EMOJI, HASHTAG, MENTION, URL, LINK,
|
|
|
|
|
BIG, BOLD, STRIKE, SMALL, ITALIC,
|
2018-12-03 22:53:05 +01:00
|
|
|
|
MOTION, CODE_INLINE,
|
|
|
|
|
TITLE, CENTER, QUOTE_BLOCK
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
QUOTE_BLOCK wraps allSet
|
|
|
|
|
|
|
|
|
|
ROOT wraps allSet
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
2018-08-25 13:18:08 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
// マークダウン要素
|
2019-02-14 04:05:07 +01:00
|
|
|
|
internal class Node(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val type : NodeType, // ノード種別
|
2018-11-22 01:07:53 +01:00
|
|
|
|
val args : Array<String> = emptyArray(), // 引数
|
|
|
|
|
parentNode : Node?
|
2018-11-21 08:42:21 +01:00
|
|
|
|
) {
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val childNodes = LinkedList<Node>()
|
2018-11-22 01:07:53 +01:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
internal val quoteNest : Int = (parentNode?.quoteNest ?: 0) + when(type) {
|
|
|
|
|
NodeType.QUOTE_BLOCK, NodeType.QUOTE_INLINE -> 1
|
|
|
|
|
else -> 0
|
2018-11-22 01:07:53 +01:00
|
|
|
|
}
|
2019-07-20 08:32:43 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
// マークダウン要素の出現位置
|
2019-02-14 04:05:07 +01:00
|
|
|
|
internal class NodeDetected(
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val node : Node,
|
|
|
|
|
val start : Int, // テキスト中の開始位置
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val end : Int, // テキスト中の終了位置
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val textInside : String, // 内部範囲。親から継承する場合もあるし独自に作る場合もある
|
|
|
|
|
val startInside : Int, // 内部範囲の開始位置
|
|
|
|
|
private val lengthInside : Int // 内部範囲の終了位置
|
|
|
|
|
) {
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val endInside : Int
|
|
|
|
|
get() = startInside + lengthInside
|
|
|
|
|
}
|
|
|
|
|
|
2019-02-14 04:05:07 +01:00
|
|
|
|
internal class NodeParseEnv(
|
2018-11-22 01:07:53 +01:00
|
|
|
|
private val parentNode : Node,
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val text : String,
|
|
|
|
|
start : Int,
|
|
|
|
|
val end : Int
|
|
|
|
|
) {
|
|
|
|
|
|
2018-11-22 01:07:53 +01:00
|
|
|
|
private val childNodes = parentNode.childNodes
|
2018-11-26 14:03:21 +01:00
|
|
|
|
private val allowInside : HashSet<NodeType> =
|
|
|
|
|
NodeType.mapAllowInside[parentNode.type] ?: hashSetOf()
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// 直前のノードの終了位置
|
|
|
|
|
internal var lastEnd = start
|
2018-11-22 01:07:53 +01:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// 注目中の位置
|
|
|
|
|
internal var pos : Int = 0
|
2018-08-24 14:37:47 +02:00
|
|
|
|
|
|
|
|
|
// 直前のノードの終了位置から次のノードの開始位置の手前までをresultに追加する
|
2018-11-21 08:42:21 +01:00
|
|
|
|
private fun closeText(endText : Int) {
|
2018-08-24 14:37:47 +02:00
|
|
|
|
val length = endText - lastEnd
|
2018-11-21 08:42:21 +01:00
|
|
|
|
if(length <= 0) return
|
|
|
|
|
val textInside = text.substring(lastEnd, endText)
|
2018-11-23 11:15:26 +01:00
|
|
|
|
childNodes.add(Node(NodeType.TEXT, arrayOf(textInside), null))
|
2018-08-24 14:37:47 +02:00
|
|
|
|
}
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
fun remainMatcher(pattern : Pattern) =
|
|
|
|
|
MatcherCache.matcher(pattern, text, pos, end)
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
fun parseInside() {
|
|
|
|
|
if(allowInside.isEmpty()) return
|
|
|
|
|
|
|
|
|
|
var i = lastEnd //スキャン中の位置
|
2018-08-24 14:37:47 +02:00
|
|
|
|
while(i < end) {
|
2018-11-22 01:07:53 +01:00
|
|
|
|
// 注目位置の文字に関連するパーサー
|
2018-08-24 14:37:47 +02:00
|
|
|
|
val lastParsers = nodeParserMap[text[i].toInt()]
|
|
|
|
|
if(lastParsers == null) {
|
|
|
|
|
++ i
|
|
|
|
|
continue
|
|
|
|
|
}
|
2018-11-23 11:15:26 +01:00
|
|
|
|
|
2018-11-22 01:07:53 +01:00
|
|
|
|
// パーサー用のパラメータを用意する
|
|
|
|
|
// 部分文字列のコストは高くないと信じたい
|
2018-08-24 14:37:47 +02:00
|
|
|
|
pos = i
|
2018-11-23 11:15:26 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val detected = lastParsers.firstNonNull {
|
|
|
|
|
val d = this.it()
|
|
|
|
|
if(d == null) {
|
|
|
|
|
null
|
|
|
|
|
} else {
|
|
|
|
|
val n = d.node
|
|
|
|
|
if(! allowInside.contains(d.node.type)) {
|
|
|
|
|
log.w(
|
2018-11-22 01:07:53 +01:00
|
|
|
|
"not allowed : ${parentNode.type} => ${n.type} ${text.substring(
|
2018-11-21 08:42:21 +01:00
|
|
|
|
d.start,
|
|
|
|
|
d.end
|
|
|
|
|
)}"
|
|
|
|
|
)
|
|
|
|
|
null
|
|
|
|
|
} else {
|
|
|
|
|
d
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
2018-11-23 11:15:26 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
if(detected == null) {
|
2018-08-24 14:37:47 +02:00
|
|
|
|
++ i
|
|
|
|
|
continue
|
|
|
|
|
}
|
2018-11-23 11:15:26 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
closeText(detected.start)
|
|
|
|
|
childNodes.add(detected.node)
|
|
|
|
|
i = detected.end
|
2018-08-24 14:37:47 +02:00
|
|
|
|
lastEnd = i
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
|
|
|
|
NodeParseEnv(
|
|
|
|
|
detected.node,
|
|
|
|
|
detected.textInside,
|
|
|
|
|
detected.startInside,
|
|
|
|
|
detected.endInside
|
|
|
|
|
).parseInside()
|
2018-08-24 14:37:47 +02:00
|
|
|
|
}
|
2018-11-21 08:42:21 +01:00
|
|
|
|
closeText(end)
|
2018-08-24 14:37:47 +02:00
|
|
|
|
}
|
|
|
|
|
|
2019-02-14 04:05:07 +01:00
|
|
|
|
internal fun makeDetected(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
type : NodeType,
|
|
|
|
|
args : Array<String>,
|
2018-11-21 08:42:21 +01:00
|
|
|
|
start : Int,
|
2018-11-23 11:15:26 +01:00
|
|
|
|
end : Int,
|
2018-11-21 08:42:21 +01:00
|
|
|
|
textInside : String,
|
|
|
|
|
startInside : Int,
|
|
|
|
|
lengthInside : Int
|
|
|
|
|
) : NodeDetected {
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val node = Node(type, args, parentNode)
|
2018-11-22 01:07:53 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
if(DEBUG) log.d(
|
|
|
|
|
"NodeDetected: ${node.type} inside=${
|
|
|
|
|
textInside.substring(startInside, startInside + lengthInside)
|
|
|
|
|
}"
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
return NodeDetected(
|
|
|
|
|
node,
|
2018-11-23 11:15:26 +01:00
|
|
|
|
start,
|
|
|
|
|
end,
|
2018-11-21 08:42:21 +01:00
|
|
|
|
textInside,
|
|
|
|
|
startInside,
|
|
|
|
|
lengthInside
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
}
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// ノードのパースを行う関数をキャプチャパラメータつきで生成する
|
2018-08-24 02:26:45 +02:00
|
|
|
|
private fun simpleParser(
|
|
|
|
|
pattern : Pattern
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, type : NodeType
|
2018-11-21 08:42:21 +01:00
|
|
|
|
) : NodeParseEnv.() -> NodeDetected? = {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val matcher = remainMatcher(pattern)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
when {
|
|
|
|
|
! matcher.find() -> null
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
|
|
|
|
else -> {
|
2019-09-12 16:05:18 +02:00
|
|
|
|
val textInside = matcher.groupEx(1) !!
|
2018-11-21 08:42:21 +01:00
|
|
|
|
makeDetected(
|
2018-11-22 01:07:53 +01:00
|
|
|
|
type,
|
|
|
|
|
arrayOf(textInside),
|
2018-11-23 11:15:26 +01:00
|
|
|
|
matcher.start(), matcher.end(),
|
|
|
|
|
this.text, matcher.start(1), textInside.length
|
2018-11-21 08:42:21 +01:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
}
|
2018-08-24 02:26:45 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// (マークダウン要素の特徴的な文字)と(パーサ関数の配列)のマップ
|
2018-11-21 08:42:21 +01:00
|
|
|
|
private val nodeParserMap = SparseArray<Array<out NodeParseEnv.() -> NodeDetected?>>().apply {
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-11-26 14:03:21 +01:00
|
|
|
|
fun addParser(
|
|
|
|
|
firstChars : String,
|
|
|
|
|
vararg nodeParsers : NodeParseEnv.() -> NodeDetected?
|
|
|
|
|
) {
|
2018-08-24 02:26:45 +02:00
|
|
|
|
for(s in firstChars) {
|
|
|
|
|
put(s.toInt(), nodeParsers)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-12-03 22:53:05 +01:00
|
|
|
|
// Strike ~~...~~
|
|
|
|
|
addParser(
|
|
|
|
|
"~"
|
|
|
|
|
, simpleParser(
|
|
|
|
|
Pattern.compile("""\A~~(.+?)~~""")
|
|
|
|
|
, NodeType.STRIKE
|
|
|
|
|
)
|
|
|
|
|
)
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// Quote "..."
|
2018-08-24 02:26:45 +02:00
|
|
|
|
addParser(
|
|
|
|
|
"\""
|
2018-08-25 13:18:08 +02:00
|
|
|
|
, simpleParser(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
Pattern.compile("""\A"([^\x0d\x0a]+?)\n"[\x0d\x0a]*""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.QUOTE_INLINE
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// Quote (行頭)>...(改行)
|
|
|
|
|
val reQuoteBlock = Pattern.compile(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
// この正規表現の場合は \A ではなく ^ で各行の始端にマッチさせる
|
|
|
|
|
"""^>(?:[ ]?)([^\x0d\x0a]*)(\x0a|\x0d\x0a?)?""",
|
2018-11-21 08:42:21 +01:00
|
|
|
|
Pattern.MULTILINE
|
|
|
|
|
)
|
2018-11-26 14:03:21 +01:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
addParser(">", {
|
|
|
|
|
if(pos > 0) {
|
|
|
|
|
val c = text[pos - 1]
|
|
|
|
|
if(c != '\r' && c != '\n') {
|
|
|
|
|
//直前が改行文字ではない
|
|
|
|
|
if(DEBUG) log.d("QUOTE: previous char is not line end. ${c} pos=$pos text=$text")
|
|
|
|
|
return@addParser null
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
var p = pos
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val content = StringBuilder()
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val matcher = remainMatcher(reQuoteBlock)
|
2018-11-21 08:42:21 +01:00
|
|
|
|
while(true) {
|
|
|
|
|
if(! matcher.find(p)) break
|
|
|
|
|
p = matcher.end()
|
|
|
|
|
if(content.isNotEmpty()) content.append('\n')
|
2019-09-12 16:05:18 +02:00
|
|
|
|
content.append(matcher.groupEx(1))
|
2018-11-23 11:15:26 +01:00
|
|
|
|
// 改行の直後なので次回マッチの ^ は大丈夫なはず…
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
|
|
|
|
if(content.isNotEmpty()) content.append('\n')
|
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
if(p <= pos) {
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// > のあとに全く何もない
|
|
|
|
|
if(DEBUG) log.d("QUOTE: not a quote")
|
|
|
|
|
return@addParser null
|
|
|
|
|
}
|
|
|
|
|
val textInside = content.toString()
|
|
|
|
|
|
|
|
|
|
makeDetected(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
NodeType.QUOTE_BLOCK,
|
2018-11-22 01:07:53 +01:00
|
|
|
|
emptyArray(),
|
2018-11-23 11:15:26 +01:00
|
|
|
|
pos, p,
|
2018-11-21 08:42:21 +01:00
|
|
|
|
textInside, 0, textInside.length
|
|
|
|
|
)
|
|
|
|
|
})
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// 絵文字 :emoji:
|
2018-08-24 02:26:45 +02:00
|
|
|
|
addParser(
|
|
|
|
|
":"
|
|
|
|
|
, simpleParser(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
Pattern.compile("""\A:([a-zA-Z0-9+-_]+):""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.EMOJI
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
|
2018-08-24 02:26:45 +02:00
|
|
|
|
addParser(
|
|
|
|
|
"("
|
|
|
|
|
, simpleParser(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
Pattern.compile("""\A\Q(((\E(.+?)\Q)))\E""", Pattern.DOTALL)
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.MOTION
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
|
|
|
|
)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
|
2018-12-06 09:31:50 +01:00
|
|
|
|
val reHtmlTag = Pattern.compile("""\A<([a-z]+)>(.+?)</\1>""", Pattern.DOTALL)
|
|
|
|
|
|
|
|
|
|
addParser("<", {
|
|
|
|
|
val matcher = remainMatcher(reHtmlTag)
|
|
|
|
|
when {
|
|
|
|
|
! matcher.find() -> null
|
|
|
|
|
|
|
|
|
|
else -> {
|
2019-09-12 16:05:18 +02:00
|
|
|
|
val tagName = matcher.groupEx(1) !!
|
|
|
|
|
val textInside = matcher.groupEx(2) !!
|
2018-12-06 09:31:50 +01:00
|
|
|
|
|
|
|
|
|
fun a(type : NodeType) = makeDetected(
|
|
|
|
|
type,
|
|
|
|
|
arrayOf(textInside),
|
|
|
|
|
matcher.start(), matcher.end(),
|
|
|
|
|
this.text, matcher.start(2), textInside.length
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
when(tagName) {
|
|
|
|
|
"motion" -> a(NodeType.MOTION)
|
|
|
|
|
"center" -> a(NodeType.CENTER)
|
|
|
|
|
"small" -> a(NodeType.SMALL)
|
|
|
|
|
"i" -> a(NodeType.ITALIC)
|
|
|
|
|
else -> null
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
})
|
2018-08-22 15:06:58 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// ***big*** **bold**
|
2018-08-24 02:26:45 +02:00
|
|
|
|
addParser(
|
|
|
|
|
"*"
|
|
|
|
|
// 処理順序に意味があるので入れ替えないこと
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// 記号列が長い順にパースを試す
|
2018-08-24 02:26:45 +02:00
|
|
|
|
, simpleParser(
|
|
|
|
|
Pattern.compile("""^\Q***\E(.+?)\Q***\E""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.BIG
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
, simpleParser(
|
|
|
|
|
Pattern.compile("""^\Q**\E(.+?)\Q**\E""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.BOLD
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
2018-08-22 15:06:58 +02:00
|
|
|
|
|
2018-12-26 07:51:52 +01:00
|
|
|
|
val reAlnum = Pattern.compile("""[A-Z0-9]""", Pattern.CASE_INSENSITIVE)
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// http(s)://....
|
2018-12-26 07:51:52 +01:00
|
|
|
|
val reUrl = Pattern.compile("""\A(https?://[\w/:%#@${'$'}&?!()\[\]~.=+\-]+)""")
|
|
|
|
|
addParser("h", {
|
|
|
|
|
|
|
|
|
|
// 直前の文字が英数字ならURLの開始とはみなさない
|
|
|
|
|
if(pos > 0 && MatcherCache.matcher(reAlnum, text, pos - 1, pos).find()) {
|
|
|
|
|
return@addParser null
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
val matcher = remainMatcher(reUrl)
|
|
|
|
|
if(! matcher.find()) {
|
|
|
|
|
return@addParser null
|
|
|
|
|
}
|
|
|
|
|
|
2019-09-12 16:05:18 +02:00
|
|
|
|
val url = matcher.groupEx(1) !!.removeOrphanedBrackets(urlSafe = true)
|
2018-12-26 07:51:52 +01:00
|
|
|
|
makeDetected(
|
|
|
|
|
NodeType.URL,
|
|
|
|
|
arrayOf(url),
|
|
|
|
|
matcher.start(), matcher.start() + url.length,
|
|
|
|
|
"", 0, 0
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-12-26 07:51:52 +01:00
|
|
|
|
})
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// 検索
|
2018-08-24 02:26:45 +02:00
|
|
|
|
val reSearchButton = Pattern.compile(
|
2018-12-02 10:35:04 +01:00
|
|
|
|
"""\A(検索|\[検索]|Search|\[Search])(\n|\z)"""
|
2018-08-24 02:26:45 +02:00
|
|
|
|
, Pattern.CASE_INSENSITIVE
|
|
|
|
|
)
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
2018-11-23 11:15:26 +01:00
|
|
|
|
fun NodeParseEnv.parseSearchPrev() : String? {
|
|
|
|
|
val prev = text.substring(lastEnd, pos)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
val delm = prev.lastIndexOf('\n')
|
|
|
|
|
val end = prev.length
|
|
|
|
|
return when {
|
|
|
|
|
end <= 1 -> null // キーワードを含まないくらい短い
|
|
|
|
|
delm + 1 >= end - 1 -> null // 改行より後の部分が短すぎる
|
|
|
|
|
! " ".contains(prev.last()) -> null // 末尾が空白ではない
|
|
|
|
|
else -> prev.substring(delm + 1, end - 1) // キーワード部分を返す
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val searchParser : NodeParseEnv.() -> NodeDetected? = {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val matcher = remainMatcher(reSearchButton)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
when {
|
|
|
|
|
! matcher.find() -> null
|
|
|
|
|
|
|
|
|
|
else -> {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val keyword = parseSearchPrev()
|
2018-08-24 02:26:45 +02:00
|
|
|
|
when {
|
|
|
|
|
keyword?.isEmpty() != false -> null
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
|
|
|
|
else -> makeDetected(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
NodeType.SEARCH,
|
2018-11-22 01:07:53 +01:00
|
|
|
|
arrayOf(keyword),
|
2018-11-26 14:03:21 +01:00
|
|
|
|
pos - (keyword.length + 1), matcher.end(),
|
2018-11-21 08:42:21 +01:00
|
|
|
|
this.text, pos - (keyword.length + 1), keyword.length
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// [title] 【title】
|
|
|
|
|
// 直後に改行が必要だったが文末でも良いことになった https://github.com/syuilo/misskey/commit/79ffbf95db9d0cc019d06ab93b1bfa6ba0d4f9ae
|
2018-08-24 07:04:55 +02:00
|
|
|
|
val titleParser = simpleParser(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
Pattern.compile("""\A[【\[](.+?)[】\]](\n|\z)""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.TITLE
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// Link
|
2018-08-24 02:26:45 +02:00
|
|
|
|
val reLink = Pattern.compile(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
"""\A\??\[([^\n\[\]]+?)]\((https?://[\w/:%#@${'$'}&?!()\[\]~.=+\-]+?)\)"""
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
2018-08-24 07:04:55 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
val linkParser : NodeParseEnv.() -> NodeDetected? = {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val matcher = remainMatcher(reLink)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-08-24 02:26:45 +02:00
|
|
|
|
! matcher.find() -> null
|
2018-11-21 08:42:21 +01:00
|
|
|
|
|
|
|
|
|
else -> {
|
2019-09-12 16:05:18 +02:00
|
|
|
|
val title = matcher.groupEx(1) !!
|
2018-11-21 08:42:21 +01:00
|
|
|
|
makeDetected(
|
2018-11-23 11:15:26 +01:00
|
|
|
|
NodeType.LINK,
|
2018-11-22 01:07:53 +01:00
|
|
|
|
arrayOf(
|
|
|
|
|
title
|
2019-09-12 16:05:18 +02:00
|
|
|
|
, matcher.groupEx(2) !! // url
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, text[pos].toString() // silent なら "?" になる
|
2018-11-21 08:42:21 +01:00
|
|
|
|
),
|
2018-11-23 11:15:26 +01:00
|
|
|
|
matcher.start(), matcher.end(),
|
|
|
|
|
this.text, matcher.start(1), title.length
|
2018-08-22 07:11:25 +02:00
|
|
|
|
)
|
2018-11-21 08:42:21 +01:00
|
|
|
|
}
|
2018-08-22 07:11:25 +02:00
|
|
|
|
}
|
2018-08-24 02:26:45 +02:00
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// [ はいろんな要素で使われる
|
2018-11-21 08:42:21 +01:00
|
|
|
|
// searchの判定をtitleより前に行うこと。 「abc [検索] 」でtitleが優先されるとマズい
|
|
|
|
|
addParser("[", searchParser, titleParser, linkParser)
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// その他の文字でも判定する
|
2018-08-24 02:26:45 +02:00
|
|
|
|
addParser("【", titleParser)
|
|
|
|
|
addParser("検Ss", searchParser)
|
|
|
|
|
addParser("?", linkParser)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
|
2018-12-10 04:46:38 +01:00
|
|
|
|
// メールアドレスの@の手前に使える文字なら真
|
2018-12-13 00:27:00 +01:00
|
|
|
|
val mailChars = SparseBooleanArray().apply {
|
|
|
|
|
for(it in '0' .. '9') {
|
|
|
|
|
put(it.toInt(), true)
|
|
|
|
|
}
|
|
|
|
|
for(it in 'A' .. 'Z') {
|
|
|
|
|
put(it.toInt(), true)
|
|
|
|
|
}
|
|
|
|
|
for(it in 'a' .. 'z') {
|
|
|
|
|
put(it.toInt(), true)
|
|
|
|
|
}
|
|
|
|
|
"""${'$'}!#%&'`"*+-/=?^_{|}~""".forEach { put(it.toInt(), true) }
|
2018-12-10 04:46:38 +01:00
|
|
|
|
}
|
2018-12-03 22:53:05 +01:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
addParser("@", {
|
2018-12-10 04:46:38 +01:00
|
|
|
|
|
2018-11-30 06:22:17 +01:00
|
|
|
|
val matcher = remainMatcher(TootAccount.reMention)
|
2018-12-13 00:27:00 +01:00
|
|
|
|
|
2018-08-22 07:11:25 +02:00
|
|
|
|
when {
|
2018-08-24 02:26:45 +02:00
|
|
|
|
! matcher.find() -> null
|
2018-12-10 04:46:38 +01:00
|
|
|
|
|
|
|
|
|
else -> when {
|
|
|
|
|
// 直前の文字がメールアドレスの@の手前に使える文字ならメンションではない
|
|
|
|
|
pos > 0 && mailChars.get(text.codePointBefore(pos)) -> null
|
2018-12-13 00:27:00 +01:00
|
|
|
|
|
2018-12-10 04:46:38 +01:00
|
|
|
|
else -> makeDetected(
|
|
|
|
|
NodeType.MENTION,
|
|
|
|
|
arrayOf(
|
2019-09-12 16:05:18 +02:00
|
|
|
|
matcher.groupEx(1) !!,
|
|
|
|
|
matcher.groupEx(2) ?: "" // username, host
|
2018-12-10 04:46:38 +01:00
|
|
|
|
),
|
|
|
|
|
matcher.start(), matcher.end(),
|
|
|
|
|
"", 0, 0
|
|
|
|
|
)
|
|
|
|
|
}
|
2018-08-22 07:11:25 +02:00
|
|
|
|
}
|
2018-08-24 02:26:45 +02:00
|
|
|
|
})
|
2018-08-25 13:18:08 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// Hashtag
|
2019-01-15 10:26:15 +01:00
|
|
|
|
val reHashtag = Pattern.compile("""\A#([^\s.,!?#:]+)""")
|
2018-12-26 07:51:52 +01:00
|
|
|
|
val reDigitsOnly = Pattern.compile("""\A\d*\z""")
|
|
|
|
|
addParser("#", {
|
|
|
|
|
|
|
|
|
|
if(pos > 0 && MatcherCache.matcher(reAlnum, text, pos - 1, pos).find()) {
|
|
|
|
|
// 直前に英数字があるならタグにしない
|
|
|
|
|
return@addParser null
|
2018-08-22 07:11:25 +02:00
|
|
|
|
}
|
2018-12-26 07:51:52 +01:00
|
|
|
|
|
|
|
|
|
val matcher = remainMatcher(reHashtag)
|
|
|
|
|
if(! matcher.find()) {
|
|
|
|
|
// タグにマッチしない
|
|
|
|
|
return@addParser null
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 先頭の#を含まないタグテキスト
|
2019-09-12 16:05:18 +02:00
|
|
|
|
val tag = matcher.groupEx(1) !!.removeOrphanedBrackets()
|
2018-12-26 07:51:52 +01:00
|
|
|
|
|
|
|
|
|
if(tag.isEmpty() || tag.length > 50 || reDigitsOnly.matcher(tag).find()) {
|
|
|
|
|
// 空文字列、50文字超過、数字だけのタグは不許可
|
|
|
|
|
return@addParser null
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
makeDetected(
|
|
|
|
|
NodeType.HASHTAG,
|
|
|
|
|
arrayOf(tag),
|
|
|
|
|
matcher.start(), matcher.start() + 1 + tag.length,
|
|
|
|
|
"", 0, 0
|
|
|
|
|
)
|
|
|
|
|
})
|
2018-08-25 13:18:08 +02:00
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// code (ブロック、インライン)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
addParser(
|
|
|
|
|
"`"
|
|
|
|
|
, simpleParser(
|
2018-11-26 14:03:21 +01:00
|
|
|
|
Pattern.compile("""\A```(?:.*)\n([\s\S]+?)\n```(?:\n|$)""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.CODE_BLOCK
|
2018-11-26 14:03:21 +01:00
|
|
|
|
/*
|
|
|
|
|
(A)
|
|
|
|
|
```code``` は 閉じる部分の前後に改行がないのでダメ
|
|
|
|
|
(B)
|
|
|
|
|
```lang
|
|
|
|
|
code
|
|
|
|
|
code
|
|
|
|
|
code
|
|
|
|
|
```
|
|
|
|
|
はlang部分は表示されない
|
|
|
|
|
(C)
|
|
|
|
|
STの表示上の都合で閉じる部分の後の改行が複数あっても全て除去する
|
|
|
|
|
*/
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
, simpleParser(
|
|
|
|
|
// インラインコードは内部にとある文字を含むと認識されない。理由は顔文字と衝突するからだとか
|
2018-11-26 14:03:21 +01:00
|
|
|
|
Pattern.compile("""\A`([^`´\x0d\x0a]+)`""")
|
2018-11-23 11:15:26 +01:00
|
|
|
|
, NodeType.CODE_INLINE
|
2018-08-25 13:18:08 +02:00
|
|
|
|
)
|
2018-08-24 02:26:45 +02:00
|
|
|
|
)
|
|
|
|
|
}
|
2018-08-22 01:35:54 +02:00
|
|
|
|
|
2019-07-20 08:32:43 +02:00
|
|
|
|
// 入力テキストからタグを抽出するために使う
|
|
|
|
|
// #を含まないタグ文字列のリスト、またはnullを返す
|
|
|
|
|
fun findHashtags(src : String?) : ArrayList<String>? {
|
|
|
|
|
try {
|
|
|
|
|
if(src != null) {
|
|
|
|
|
val root = Node(NodeType.ROOT, emptyArray(), null)
|
|
|
|
|
NodeParseEnv(root, src, 0, src.length).parseInside()
|
|
|
|
|
val result = ArrayList<String>()
|
|
|
|
|
fun track(n : Node) {
|
|
|
|
|
if(n.type == NodeType.HASHTAG) result.add(n.args[0])
|
2019-09-12 15:43:11 +02:00
|
|
|
|
n.childNodes.forEach { track(it) }
|
2019-07-20 08:32:43 +02:00
|
|
|
|
}
|
|
|
|
|
track(root)
|
|
|
|
|
if(result.isNotEmpty()) return result
|
|
|
|
|
}
|
|
|
|
|
} catch(ex : Throwable) {
|
|
|
|
|
log.e(ex, "findHashtags failed.")
|
|
|
|
|
}
|
|
|
|
|
return null
|
|
|
|
|
}
|
|
|
|
|
|
2018-08-24 14:37:47 +02:00
|
|
|
|
// このファイルのエントリーポイント
|
2018-08-24 02:26:45 +02:00
|
|
|
|
fun decodeMarkdown(options : DecodeOptions, src : String?) =
|
|
|
|
|
SpannableStringBuilderEx().apply {
|
2018-11-04 03:40:28 +01:00
|
|
|
|
val save = options.enlargeCustomEmoji
|
|
|
|
|
options.enlargeCustomEmoji = 2.5f
|
2018-08-22 01:35:54 +02:00
|
|
|
|
try {
|
2018-08-24 14:37:47 +02:00
|
|
|
|
val env = SpanOutputEnv(options, this)
|
2018-08-22 07:11:25 +02:00
|
|
|
|
|
2018-11-21 08:42:21 +01:00
|
|
|
|
if(src != null) {
|
2018-11-23 11:15:26 +01:00
|
|
|
|
val root = Node(NodeType.ROOT, emptyArray(), null)
|
2018-11-21 08:42:21 +01:00
|
|
|
|
NodeParseEnv(root, src, 0, src.length).parseInside()
|
2018-11-26 14:03:21 +01:00
|
|
|
|
env.fireRender(root).setSpan(env.sb)
|
|
|
|
|
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 末尾の空白を取り除く
|
2019-10-08 23:57:21 +02:00
|
|
|
|
this.removeEndWhitespaces()
|
2018-08-24 02:26:45 +02:00
|
|
|
|
|
|
|
|
|
} catch(ex : Throwable) {
|
|
|
|
|
log.trace(ex)
|
|
|
|
|
log.e(ex, "decodeMarkdown failed")
|
2018-11-21 08:42:21 +01:00
|
|
|
|
} finally {
|
2018-11-04 03:40:28 +01:00
|
|
|
|
options.enlargeCustomEmoji = save
|
2018-08-22 01:35:54 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|