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• telegram-bot-templater-freemarker
• 0.11.5b
• source code
• EscapeHtmlMethod.kt

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io.github.dehuckakpyt.telegrambot.template.method.EscapeHtmlMethod.kt Maven / Gradle / Ivy

package io.github.dehuckakpyt.telegrambot.template.model.method

import freemarker.template.SimpleScalar
import freemarker.template.TemplateMethodModelEx
import io.github.dehuckakpyt.telegrambot.template.formatter.HtmlFormatter


/**
 * Created on 08.10.2023.
 *

 *
 * @author Denis Matytsin
 */
class EscapeHtmlMethod(
    private val htmlFormatter: HtmlFormatter,
) : TemplateMethodModelEx {

    override fun exec(arguments: MutableList): Any? {
        if (arguments.size != 1) throw RuntimeException("Expected only one argument")

        val any = arguments[0]
        any ?: return null
        if (any !is SimpleScalar) throw RuntimeException("Expected string value")

        return SimpleScalar(htmlFormatter.escapeHtml(any.asString))
    }
}