Add basic log export

app/src/main/java/fr/gaulupeau/apps/Poche/ui/preferences/SettingsActivity.java

@@ -42,6 +42,7 @@
 import fr.gaulupeau.apps.Poche.service.OperationsHelper;
 import fr.gaulupeau.apps.Poche.ui.BaseActionBarActivity;
 import fr.gaulupeau.apps.Poche.ui.Themes;
+import fr.gaulupeau.apps.Poche.utils.LoggingUtils;
 
 public class SettingsActivity extends BaseActionBarActivity {
 
@@ -127,6 +128,7 @@ public void onCreate(Bundle savedInstanceState) {
             setOnClickListener(R.string.pref_key_misc_wipeDB);
             setOnClickListener(R.string.pref_key_misc_localQueue_dumpToFile);
             setOnClickListener(R.string.pref_key_misc_localQueue_removeFirstItem);
+            setOnClickListener(R.string.pref_key_misc_logging_logcatToFile);
 
             ListPreference themeListPreference = (ListPreference)findPreference(
                     getString(R.string.pref_key_ui_theme));
@@ -513,6 +515,13 @@ public void onClick(DialogInterface dialogInterface, int i) {
                     removeFirstOfflineQueueItem();
                     return true;
                 }
+                case R.string.pref_key_misc_logging_logcatToFile: {
+                    Activity activity = getActivity();
+                    if (activity != null) {
+                        LoggingUtils.saveLogcatToFile(activity);
+                    }
+                    return true;
+                }
             }
 
             return false;

app/src/main/java/fr/gaulupeau/apps/Poche/utils/LoggingUtils.java

@@ -0,0 +1,53 @@
+package fr.gaulupeau.apps.Poche.utils;
+
+import android.app.Activity;
+import android.util.Log;
+import android.widget.Toast;
+
+import java.io.File;
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+import fr.gaulupeau.apps.InThePoche.R;
+import fr.gaulupeau.apps.Poche.data.StorageHelper;
+
+public class LoggingUtils {
+
+    private static final String TAG = LoggingUtils.class.getSimpleName();
+
+    public static void saveLogcatToFile(Activity context) {
+        String filePath = null;
+        try {
+            filePath = saveLogcatToFileInternal();
+
+            Toast.makeText(context, context.getString(R.string.misc_logging_logcatToFile_result_saved,
+                    filePath), Toast.LENGTH_LONG).show();
+        } catch (Exception e) {
+            Log.w(TAG, "Error saving logcat output to file", e);
+            Toast.makeText(context, context.getString(R.string.misc_logging_logcatToFile_result_error,
+                    e.toString()), Toast.LENGTH_LONG).show();
+        }
+
+        if (filePath != null) {
+            WallabagFileProvider.shareFile(context, new File(filePath));
+        }
+    }
+
+    private static String saveLogcatToFileInternal() throws IOException {
+        if (!StorageHelper.isExternalStorageWritable()) {
+            throw new IllegalStateException("External storage is not writable!");
+        }
+
+        String path = StorageHelper.getExternalStoragePath() + "/"
+                + "logcat_"
+                + new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.US).format(new Date())
+                + ".txt";
+
+        Runtime.getRuntime().exec("logcat -d -f " + path);
+
+        return path;
+    }
+
+}

app/src/main/java/fr/gaulupeau/apps/Poche/utils/WallabagFileProvider.java

@@ -1,9 +1,13 @@
 package fr.gaulupeau.apps.Poche.utils;
 
+import android.app.Activity;
 import android.content.Context;
+import android.content.Intent;
 import android.net.Uri;
+import android.util.Log;
 
 import androidx.annotation.NonNull;
+import androidx.core.app.ShareCompat;
 import androidx.core.content.FileProvider;
 
 import java.io.File;
@@ -14,8 +18,30 @@ public class WallabagFileProvider extends FileProvider {
 
     public static final String AUTHORITY = BuildConfig.APPLICATION_ID + ".fileprovider";
 
+    private static final String TAG = WallabagFileProvider.class.getSimpleName();
+
     public static Uri getUriForFile(@NonNull Context context, @NonNull File file) {
         return getUriForFile(context, AUTHORITY, file);
     }
 
+    public static boolean shareFile(@NonNull Activity activity, @NonNull File file) {
+        try {
+            Uri uri = getUriForFile(activity, file);
+
+            ShareCompat.IntentBuilder shareBuilder = ShareCompat.IntentBuilder.from(activity)
+                    .setStream(uri)
+                    .setType(activity.getContentResolver().getType(uri));
+
+            shareBuilder.getIntent().addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+
+            shareBuilder.startChooser();
+
+            return true;
+        } catch (Exception e) {
+            Log.w(TAG, "Error sharing file", e);
+        }
+
+        return false;
+    }
+
 }

app/src/main/res/values/strings-preference-keys.xml

@@ -86,6 +86,7 @@
     <string name="pref_key_misc_localQueue_notice" translatable="false">misc.localQueue.notice</string>
     <string name="pref_key_misc_localQueue_dumpToFile" translatable="false">misc.localQueue.dumpToFile</string>
     <string name="pref_key_misc_localQueue_removeFirstItem" translatable="false">misc.localQueue.removeFirstItem</string>
+    <string name="pref_key_misc_logging_logcatToFile" translatable="false">misc.logging.logcatToFile</string>
 
     <string name="pref_key_internal_preferencesVersion" translatable="false">internal.preferencesVersion</string>
     <string name="pref_key_internal_firstRun" translatable="false">internal.firstRun</string>

app/src/main/res/values/strings.xml

@@ -304,12 +304,16 @@
     <string name="pref_desc_misc_localQueue_dumpToFile">Dumps all local changes to a txt file (you can study it yourself or attach it to a bug report)</string>
     <string name="pref_name_misc_localQueue_removeFirstItem">Remove first local queue item</string>
     <string name="pref_desc_misc_localQueue_removeFirstItem">Removes the first not synchronized item. May help if you get repeating error notifications during sync. Be sure to dump all local changes to file first</string>
+    <string name="pref_name_misc_logging_logcatToFile">Save logcat output to a file</string>
+    <string name="pref_desc_misc_logging_logcatToFile">Saves logcat output (Android app log) to a file in /sdcard/Android/data/fr.gaulupeau.apps.InThePoche/files/</string>
 
     <string name="misc_localQueue_empty">No local changes</string>
     <string name="misc_localQueue_removeFirstItem_done">Done</string>
     <string name="misc_localQueue_dumpToFile_result_dumped">Dumped to %s</string>
     <string name="misc_localQueue_dumpToFile_result_error">Error: %s</string>
     <string name="misc_localQueue_dumpToFile_header">If you experience troubles with synchronization, please report your problem here: %s</string>
+    <string name="misc_logging_logcatToFile_result_saved">Logs saved to %s</string>
+    <string name="misc_logging_logcatToFile_result_error">Error: %s</string>
 
     <string name="issues_url" translatable="false">https://github.com/wallabag/android-app/issues</string>
 

app/src/main/res/xml/preferences.xml

@@ -341,6 +341,11 @@
                         android:title="@string/pref_name_misc_localQueue_removeFirstItem" />
                 </PreferenceCategory>
             </PreferenceScreen>
+            <Preference
+                android:key="@string/pref_key_misc_logging_logcatToFile"
+                android:persistent="false"
+                android:summary="@string/pref_desc_misc_logging_logcatToFile"
+                android:title="@string/pref_name_misc_logging_logcatToFile" />
         </PreferenceCategory>
     </PreferenceScreen>
 </PreferenceScreen>