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move Html parsing to ViewData (#2414)

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* move Html parsing to ViewData

* refactor reports to use viewdata

* cleanup code

* refactor conversations

* fix getEditableText

* rename StatusParsingHelper

* fix tests

* commit db schema file

* add file header

* rename helper function to parseAsMastodonHtml

* order imports correctly

* move mapping off main thread to default dispatcher

* fix ktlint
This commit is contained in:
Konrad Pozniak 2022-04-15 13:20:27 +02:00 • committed by GitHub
commit 3e849244f9
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34 changed files with 1232 additions and 500 deletions
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54
app/src/main/java/com/keylesspalace/tusky/json/SpannedTypeAdapter.kt
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@ -1,54 +0,0 @@
/* Copyright 2020 Tusky Contributors
*
* This file is a part of Tusky.
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along with Tusky; if not,
* see <http://www.gnu.org/licenses>. */
package com.keylesspalace.tusky.json
import android.text.Spanned
import android.text.SpannedString
import androidx.core.text.HtmlCompat
import androidx.core.text.parseAsHtml
import androidx.core.text.toHtml
import com.google.gson.JsonDeserializationContext
import com.google.gson.JsonDeserializer
import com.google.gson.JsonElement
import com.google.gson.JsonParseException
import com.google.gson.JsonPrimitive
import com.google.gson.JsonSerializationContext
import com.google.gson.JsonSerializer
import com.keylesspalace.tusky.util.trimTrailingWhitespace
import java.lang.reflect.Type
class SpannedTypeAdapter : JsonDeserializer<Spanned>, JsonSerializer<Spanned?> {
@Throws(JsonParseException::class)
override fun deserialize(json: JsonElement, typeOfT: Type, context: JsonDeserializationContext): Spanned {
return json.asString
/* Mastodon uses 'white-space: pre-wrap;' so spaces are displayed as returned by the Api.
* We can't use CSS so we replace spaces with non-breaking-spaces to emulate the behavior.
*/
?.replace("<br> ", "<br>&nbsp;")
?.replace("<br /> ", "<br />&nbsp;")
?.replace("<br/> ", "<br/>&nbsp;")
?.replace(" ", "&nbsp;&nbsp;")
?.parseAsHtml()
/* Html.fromHtml returns trailing whitespace if the html ends in a </p> tag, which
* most status contents do, so it should be trimmed. */
?.trimTrailingWhitespace()
?: SpannedString("")
}
override fun serialize(src: Spanned?, typeOfSrc: Type, context: JsonSerializationContext): JsonElement {
return JsonPrimitive(src!!.toHtml(HtmlCompat.TO_HTML_PARAGRAPH_LINES_INDIVIDUAL))
}
}