56 lines
2.2 KiB
Kotlin
56 lines
2.2 KiB
Kotlin
package com.ariacockpit
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import android.content.Intent
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import android.net.Uri
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import android.os.Build
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import androidx.core.content.FileProvider
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import com.facebook.react.bridge.Promise
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import com.facebook.react.bridge.ReactApplicationContext
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import com.facebook.react.bridge.ReactContextBaseJavaModule
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import com.facebook.react.bridge.ReactMethod
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import java.io.File
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/**
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* Oeffnet eine beliebige Datei (PDF, Bild, Office-Doc, ...) mit der vom User
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* gewaehlten App via Android-Intent-Picker. Nutzt FileProvider damit auch
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* Android 7+ (content:// statt file://) das URI lesen darf.
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*
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* MIME-Type wird vom Caller bestimmt — App-Auswahl ist davon abhaengig (PDF
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* geht an PDF-Viewer, image/jpeg an Galerie, etc.).
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*/
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class FileOpenerModule(reactContext: ReactApplicationContext) : ReactContextBaseJavaModule(reactContext) {
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override fun getName() = "FileOpener"
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@ReactMethod
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fun open(filePath: String, mimeType: String, promise: Promise) {
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try {
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val cleanPath = filePath.removePrefix("file://")
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val file = File(cleanPath)
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if (!file.exists()) {
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promise.reject("FILE_NOT_FOUND", "Datei nicht gefunden: $cleanPath")
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return
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}
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val context = reactApplicationContext
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val uri: Uri = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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FileProvider.getUriForFile(context, "${context.packageName}.fileprovider", file)
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} else {
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Uri.fromFile(file)
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}
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val safeMime = if (mimeType.isBlank()) "application/octet-stream" else mimeType
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val intent = Intent(Intent.ACTION_VIEW).apply {
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setDataAndType(uri, safeMime)
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addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
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addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
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}
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// Chooser zeigt Android-Auswahl falls mehrere Apps das MIME oeffnen koennen.
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val chooser = Intent.createChooser(intent, "Oeffnen mit").apply {
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addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
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}
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context.startActivity(chooser)
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promise.resolve(true)
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} catch (e: Exception) {
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promise.reject("OPEN_ERROR", e.message, e)
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}
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}
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}
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