adding FileProvider intent handling

Author: tibbi

app/build.gradle

@@ -37,7 +37,7 @@ android {
 }
 
 dependencies {
-    compile 'com.simplemobiletools:commons:2.33.1'
+    compile 'com.simplemobiletools:commons:2.33.2'
     compile 'com.bignerdranch.android:recyclerview-multiselect:0.2'
     compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
 

app/src/main/AndroidManifest.xml

@@ -73,5 +73,15 @@
             android:name="com.simplemobiletools.commons.activities.CustomizationActivity"
             android:label="@string/customize_colors"
             android:parentActivityName=".activities.SettingsActivity"/>
+
+        <provider
+            android:name="android.support.v4.content.FileProvider"
+            android:authorities="${applicationId}.provider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/provider_paths"/>
+        </provider>
     </application>
 </manifest>

app/src/main/kotlin/com/simplemobiletools/filemanager/activities/MainActivity.kt

@@ -3,7 +3,6 @@ package com.simplemobiletools.filemanager.activities
 import android.app.Activity
 import android.content.ClipData
 import android.content.Intent
-import android.net.Uri
 import android.os.Bundle
 import android.os.Handler
 import android.view.Menu
@@ -223,16 +222,16 @@ class MainActivity : SimpleActivity() {
 
     fun pickedPath(path: String) {
         val resultIntent = Intent()
-        val uri = Uri.fromFile(File(path))
+        val uri = getFilePublicUri(File(path), BuildConfig.APPLICATION_ID)
         val type = path.getMimeTypeFromPath()
         resultIntent.setDataAndTypeAndNormalize(uri, type)
-        resultIntent.flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
+        resultIntent.flags = Intent.FLAG_GRANT_READ_URI_PERMISSION
         setResult(Activity.RESULT_OK, resultIntent)
         finish()
     }
 
     fun pickedPaths(paths: ArrayList<String>) {
-        val uris = paths.map { Uri.fromFile(File(it)) } as ArrayList
+        val uris = paths.map { getFilePublicUri(File(it), BuildConfig.APPLICATION_ID) } as ArrayList
         val clipData = ClipData("Attachment", arrayOf(uris.getMimeType()), ClipData.Item(uris.removeAt(0)))
 
         uris.forEach {

app/src/main/kotlin/com/simplemobiletools/filemanager/adapters/ItemsAdapter.kt

@@ -4,6 +4,7 @@ import android.content.Intent
 import android.graphics.drawable.Drawable
 import android.net.Uri
 import android.os.Build
+import android.os.TransactionTooLargeException
 import android.support.v7.view.ActionMode
 import android.support.v7.widget.RecyclerView
 import android.util.SparseArray
@@ -21,6 +22,7 @@ import com.simplemobiletools.commons.dialogs.PropertiesDialog
 import com.simplemobiletools.commons.dialogs.RenameItemDialog
 import com.simplemobiletools.commons.extensions.*
 import com.simplemobiletools.commons.models.FileDirItem
+import com.simplemobiletools.filemanager.BuildConfig
 import com.simplemobiletools.filemanager.R
 import com.simplemobiletools.filemanager.activities.SimpleActivity
 import com.simplemobiletools.filemanager.dialogs.CompressAsDialog
@@ -54,13 +56,14 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
     fun toggleItemSelection(select: Boolean, pos: Int) {
         if (select) {
             if (itemViews[pos] != null) {
-                itemViews[pos].item_frame?.isSelected = select
                 selectedPositions.add(pos)
             }
         } else {
             selectedPositions.remove(pos)
         }
 
+        itemViews[pos]?.item_frame?.isSelected = select
+
         if (selectedPositions.isEmpty()) {
             actMode?.finish()
             return
@@ -191,6 +194,8 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
 
             try {
                 activity.startActivity(Intent.createChooser(this, shareTitle))
+            } catch (e: TransactionTooLargeException) {
+                activity.toast(R.string.maximum_share_reached)
             } catch (exception: Exception) {
                 activity.showErrorToast(exception.cause.toString())
             }
@@ -203,7 +208,7 @@ class ItemsAdapter(val activity: SimpleActivity, var mItems: MutableList<FileDir
                 addFileUris(it, uris)
             }
         } else {
-            uris.add(Uri.fromFile(file))
+            uris.add(activity.getFilePublicUri(file, BuildConfig.APPLICATION_ID))
         }
     }
 

app/src/main/kotlin/com/simplemobiletools/filemanager/fragments/ItemsFragment.kt

@@ -13,9 +13,11 @@ import android.view.View
 import android.view.ViewGroup
 import com.simplemobiletools.commons.dialogs.StoragePickerDialog
 import com.simplemobiletools.commons.extensions.*
+import com.simplemobiletools.commons.helpers.REAL_FILE_PATH
 import com.simplemobiletools.commons.models.FileDirItem
 import com.simplemobiletools.commons.views.Breadcrumbs
 import com.simplemobiletools.commons.views.MyScalableRecyclerView
+import com.simplemobiletools.filemanager.BuildConfig
 import com.simplemobiletools.filemanager.R
 import com.simplemobiletools.filemanager.activities.MainActivity
 import com.simplemobiletools.filemanager.activities.SimpleActivity
@@ -231,9 +233,16 @@ class ItemsFragment : Fragment(), ItemsAdapter.ItemOperationsListener, Breadcrum
         val file = File(path)
         val mimeType = path.getMimeTypeFromPath()
 
+        val uri = context.getFilePublicUri(file, BuildConfig.APPLICATION_ID)
         Intent(Intent.ACTION_VIEW).apply {
-            setDataAndType(Uri.fromFile(file), mimeType)
+            setDataAndType(uri, mimeType)
             flags = Intent.FLAG_ACTIVITY_NEW_TASK
+            addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+
+            if (context.isNougatPlus()) {
+                putExtra(REAL_FILE_PATH, Uri.fromFile(file))
+            }
+
             try {
                 startActivity(this)
             } catch (e: ActivityNotFoundException) {
@@ -245,8 +254,10 @@ class ItemsFragment : Fragment(), ItemsAdapter.ItemOperationsListener, Breadcrum
     }
 
     private fun tryGenericMimeType(intent: Intent, mimeType: String, file: File): Boolean {
+        val uri = context.getFilePublicUri(file, BuildConfig.APPLICATION_ID)
         val genericMimeType = getGenericMimeType(mimeType)
-        intent.setDataAndType(Uri.fromFile(file), genericMimeType)
+        intent.setDataAndType(uri, genericMimeType)
+        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
         return try {
             startActivity(intent)
             true

app/src/main/res/xml/provider_paths.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <external-path name="external_files" path="."/>
+    <root-path name="external_files" path="/storage/" />
+</paths>