cherry pick 3.0.4

CHANGELOG

@@ -1,3 +1,9 @@
+3.0.4
+BUGFIX: Some users language was causing a crash due to unstable ISO codes
+BUGFIX: Some unstable zim files were crashing when opened
+BUGFIX: Long titles were rendering off screen on home page
+BUGFIX: Issues when opening a file externally
+
 3.0.0
 NEW: Androidx support
 NEW: In app error reporting

app/build.gradle

@@ -29,7 +29,7 @@ def buildNumber = System.getenv('TRAVIS_BUILD_NUMBER') ?: "dev"
 ext {
   versionMajor = 3
   versionMinor = 0
-  versionPatch = 3
+  versionPatch = 4
 }
 
 private String generateVersionName() {
@@ -260,5 +260,4 @@ dependencies {
   // RxJava
   implementation(Libs.rxandroid)
   implementation(Libs.rxjava)
-
 }

app/src/kiwix/play/release-notes/en-US/default.txt

@@ -1,13 +1,4 @@
-NEW: Androidx support
+BUGFIX: Some users language was causing a crash due to unstable ISO codes
-NEW: In app error reporting
+BUGFIX: Some unstable zim files were crashing when opened
-NEW: Improved bookmarks
+BUGFIX: Long titles were rendering off screen on home page
-NEW: Help screen
+BUGFIX: Issues when opening a file externally
-NEW: Home page
-NEW: Zim history
-NEW: Introductory screen
-NEW: Improved language selection
-NEW: Add note to articles
-NEW: Tabs
-NEW: Share zim files to other Kiwix users
-NEW: Host zim files on your phone
-+ Bugfixes & Lots More

core/src/main/java/org/kiwix/kiwixmobile/core/main/MainActivity.java

@@ -99,6 +99,7 @@ import org.kiwix.kiwixmobile.core.R2;
 import org.kiwix.kiwixmobile.core.base.BaseActivity;
 import org.kiwix.kiwixmobile.core.bookmark.BookmarkItem;
 import org.kiwix.kiwixmobile.core.bookmark.BookmarksActivity;
+import org.kiwix.kiwixmobile.core.extensions.ContextExtensionsKt;
 import org.kiwix.kiwixmobile.core.help.HelpActivity;
 import org.kiwix.kiwixmobile.core.history.HistoryActivity;
 import org.kiwix.kiwixmobile.core.history.HistoryListItem;
@@ -1067,6 +1068,7 @@ public class MainActivity extends BaseActivity implements WebViewCallback,
       && Build.VERSION.SDK_INT != 23)) {
       if (file.exists()) {
         zimReaderContainer.setZimFile(file);
+        if (zimReaderContainer.getZimFileReader() != null) {
           if (clearHistory) {
             requestClearHistoryAfterLoad = true;
           }
@@ -1079,12 +1081,13 @@ public class MainActivity extends BaseActivity implements WebViewCallback,
           }
           openMainPage();
           presenter.loadCurrentZimBookmarksUrl();
+        } else {
+          ContextExtensionsKt.toast(this, R.string.error_file_invalid, Toast.LENGTH_LONG);
+          showHomePage();
+        }
       } else {
         Log.w(TAG_KIWIX, "ZIM file doesn't exist at " + file.getAbsolutePath());
-
+        ContextExtensionsKt.toast(this, R.string.error_file_not_found, Toast.LENGTH_LONG);
-        Toast.makeText(this, getResources().getString(R.string.error_file_not_found),
-          Toast.LENGTH_LONG)
-          .show();
         showHomePage();
       }
     } else {
@@ -1638,7 +1641,7 @@ public class MainActivity extends BaseActivity implements WebViewCallback,
     toggleActionItemsConfig();
     this.menu = menu;
 
-    if (tabSwitcherRoot.getVisibility() == View.VISIBLE) {
+    if (tabSwitcherRoot != null && tabSwitcherRoot.getVisibility() == View.VISIBLE) {
       menu.findItem(R.id.menu_search).setVisible(false);
       menu.findItem(R.id.menu_fullscreen).setVisible(false);
       menu.findItem(R.id.menu_random_article).setVisible(false);

core/src/main/java/org/kiwix/kiwixmobile/core/utils/files/FileUtils.kt

@@ -17,10 +17,12 @@
  */
 package org.kiwix.kiwixmobile.core.utils.files
 
+import android.annotation.TargetApi
 import android.content.ContentUris
 import android.content.Context
 import android.net.Uri
 import android.os.Build
+import android.os.Build.VERSION_CODES
 import android.os.Environment
 import android.provider.DocumentsContract
 import android.util.Log
@@ -40,15 +42,15 @@ object FileUtils {
     "${Environment.getExternalStorageDirectory()}${File.separator}Android" +
       "${File.separator}obb${File.separator}${KiwixApplication.getInstance().packageName}"
 
-  @JvmStatic fun getFileCacheDir(context: Context): File =
+  @JvmStatic fun getFileCacheDir(context: Context): File? =
     if (Environment.MEDIA_MOUNTED == Environment.getExternalStorageState()) {
-      context.externalCacheDir!!
+      context.externalCacheDir
     } else {
       context.cacheDir
     }
 
   @JvmStatic @Synchronized fun deleteCachedFiles(context: Context) {
-    getFileCacheDir(context).deleteRecursively()
+    getFileCacheDir(context)?.deleteRecursively()
   }
 
   @JvmStatic @Synchronized fun deleteZimFile(path: String) {
@@ -147,12 +149,12 @@ object FileUtils {
   }
 
   @JvmStatic fun getLocalFilePathByUri(
-    ctx: Context,
+    context: Context,
     uri: Uri
   ): String? {
 
     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT &&
-      DocumentsContract.isDocumentUri(ctx, uri)
+      DocumentsContract.isDocumentUri(context, uri)
     ) {
       if ("com.android.externalstorage.documents" == uri.authority) {
         val documentId = DocumentsContract.getDocumentId(uri)
@@ -161,10 +163,24 @@ object FileUtils {
         if (documentId[0] == "primary") {
           return "${Environment.getExternalStorageDirectory()}/${documentId[1]}"
         }
-      } else if ("com.android.providers.downloads.documents" == uri.authority
+      } else if ("com.android.providers.downloads.documents" == uri.authority)
-      )
+        return try {
-        return contentQuery(
+          documentProviderContentQuery(context, uri)
-          ctx,
+        } catch (ignore: IllegalArgumentException) {
+          null
+        }
+    } else if ("content".equals(uri.scheme!!, ignoreCase = true)) {
+      return contentQuery(context, uri)
+    } else if ("file".equals(uri.scheme!!, ignoreCase = true)) {
+      return uri.path
+    }
+    return null
+  }
+
+  @TargetApi(VERSION_CODES.KITKAT)
+  private fun documentProviderContentQuery(context: Context, uri: Uri) =
+    contentQuery(
+      context,
       ContentUris.withAppendedId(
         Uri.parse("content://downloads/public_downloads"),
         try {
@@ -174,25 +190,22 @@ object FileUtils {
         }
       )
     )
-    } else if ("content".equals(uri.scheme!!, ignoreCase = true)) {
-      return contentQuery(ctx, uri)
-    } else if ("file".equals(uri.scheme!!, ignoreCase = true)) {
-      return uri.path
-    }
-    return null
-  }
 
   private fun contentQuery(
     context: Context,
     uri: Uri
   ): String? {
     val columnName = "_data"
-    return context.contentResolver.query(uri, arrayOf(columnName), null, null, null)
+    return try {
+      context.contentResolver.query(uri, arrayOf(columnName), null, null, null)
         ?.use {
           if (it.moveToFirst() && it.getColumnIndex(columnName) != -1) {
             it[columnName]
           } else null
         }
+    } catch (ignore: SecurityException) {
+      null
+    }
   }
 
   @JvmStatic fun readLocalesFromAssets(context: Context) =

core/src/main/java/org/kiwix/kiwixmobile/core/zim_manager/ZimFileReader.kt

@@ -26,6 +26,7 @@ import android.webkit.MimeTypeMap
 import androidx.core.net.toUri
 import io.reactivex.Single
 import io.reactivex.schedulers.Schedulers
+import org.kiwix.kiwixlib.JNIKiwixException
 import org.kiwix.kiwixlib.JNIKiwixInt
 import org.kiwix.kiwixlib.JNIKiwixReader
 import org.kiwix.kiwixlib.JNIKiwixString
@@ -50,11 +51,15 @@ class ZimFileReader(
   private val sharedPreferenceUtil: SharedPreferenceUtil
 ) {
   interface Factory {
-    fun create(file: File): ZimFileReader
+    fun create(file: File): ZimFileReader?
 
     class Impl @Inject constructor(val sharedPreferenceUtil: SharedPreferenceUtil) : Factory {
       override fun create(file: File) =
+        try {
           ZimFileReader(file, sharedPreferenceUtil = sharedPreferenceUtil)
+        } catch (ignore: JNIKiwixException) {
+          null
+        }
     }
   }
 

core/src/main/java/org/kiwix/kiwixmobile/core/zim_manager/fileselect_view/StorageObserver.kt

@@ -18,6 +18,7 @@
 
 package org.kiwix.kiwixmobile.core.zim_manager.fileselect_view
 
+import io.reactivex.Flowable
 import io.reactivex.functions.BiFunction
 import io.reactivex.schedulers.Schedulers
 import org.kiwix.kiwixmobile.core.downloader.model.DownloadModel
@@ -34,10 +35,10 @@ class StorageObserver @Inject constructor(
   private val zimReaderFactory: ZimFileReader.Factory
 ) {
 
-  val booksOnFileSystem
+  val booksOnFileSystem: Flowable<List<BookOnDisk>>
     get() = scanFiles()
       .withLatestFrom(downloadDao.downloads(), BiFunction(::toFilesThatAreNotDownloading))
-      .map { it.map(::convertToBookOnDisk) }
+      .map { it.mapNotNull(::convertToBookOnDisk) }
 
   private fun scanFiles() = fileSearch.scan().subscribeOn(Schedulers.io())
 
@@ -47,5 +48,6 @@ class StorageObserver @Inject constructor(
   private fun fileHasNoMatchingDownload(downloads: List<DownloadModel>, file: File) =
     downloads.firstOrNull { file.absolutePath.endsWith(it.fileNameFromUrl) } == null
 
-  private fun convertToBookOnDisk(file: File) = BookOnDisk(file, zimReaderFactory.create(file))
+  private fun convertToBookOnDisk(file: File) =
+    zimReaderFactory.create(file)?.let { BookOnDisk(file, it) }
 }