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fix: DisableUtfControlCharacterInNickname #1161

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fix: DisableUtfControlCharacterInNickname #1161

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8e46754
fix: DisableUtfControlCharacterInNickname
Allenyou1126 Sep 1, 2024
2b4e9f6
Merge branch 'cinit:main' into main
Allenyou1126 Sep 1, 2024
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39 changes: 25 additions & 14 deletions app/src/main/java/wang/allenyou/hook/DisableUtfControlCharacterInNicknameHook.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -23,10 +23,12 @@
package wang.allenyou.hook

import android.annotation.SuppressLint
import android.graphics.Canvas
import android.widget.EditText
import android.graphics.Rect
import android.text.method.TransformationMethod
import android.view.View
import android.widget.TextView
import cc.ioctl.util.hookBeforeIfEnabled
import com.github.kyuubiran.ezxhelper.utils.hookAllConstructorAfter
import io.github.qauxv.base.annotation.FunctionHookEntry
import io.github.qauxv.base.annotation.UiItemAgentEntry
import io.github.qauxv.dsl.FunctionEntryRouter
Expand All @@ -47,24 +49,33 @@ object DisableUtfControlCharacterInNicknameHook : CommonSwitchFunctionHook() {

override val isAvailable: Boolean get() = requireMinQQVersion(QQVersion.QQ_9_0_20)

private class HookTransformationMethod(val originalMethod: TransformationMethod) : TransformationMethod {
override fun getTransformation(source: CharSequence?, view: View?): CharSequence {
if (source == null) {
return originalMethod.getTransformation(null, view)
}
return originalMethod.getTransformation(filterControlCharacter(source), view)
}

override fun onFocusChanged(view: View?, sourceText: CharSequence?, focused: Boolean, direction: Int, previouslyFocusedRect: Rect?) {
originalMethod.onFocusChanged(view, sourceText, focused, direction, previouslyFocusedRect)
}
}

@SuppressLint("BidiSpoofing")
private const val BLACKLIST = "‭‮‪‫‎⁦⁧‏"

override fun initOnce(): Boolean {
val textViewClass = Initiator.loadClass("android.widget.TextView")
val onDrawMethod = textViewClass.getDeclaredMethod("onDraw", Canvas::class.java)
hookBeforeIfEnabled(onDrawMethod) {
if (it.thisObject !is TextView) {
return@hookBeforeIfEnabled
}
if (it.thisObject is EditText) {
return@hookBeforeIfEnabled
}
val str = (it.thisObject as TextView).text.toString()
if (BLACKLIST.none { ch -> str.contains(ch) }) {
return@hookBeforeIfEnabled
val setTransformationMethod = textViewClass.getDeclaredMethod("setTransformationMethod", TransformationMethod::class.java)
hookBeforeIfEnabled(setTransformationMethod) {
it.args[0] = HookTransformationMethod(it.args[0] as TransformationMethod)
}
textViewClass.hookAllConstructorAfter {
val original = (it.thisObject as TextView).transformationMethod
if (original != null) {
(it.thisObject as TextView).transformationMethod = HookTransformationMethod(original)
}
(it.thisObject as TextView).text = filterControlCharacter(str)
}
return true
}
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