enable easy sharing of lbrynet log file

app/src/page/about/index.js

@@ -1,4 +1,5 @@
 import { connect } from 'react-redux';
+import { doToast } from 'lbry-redux';
 import { doFetchAccessToken, selectAccessToken, selectUserEmail } from 'lbryinc';
 import AboutPage from './view';
 
@@ -9,6 +10,7 @@ const select = state => ({
 
 const perform = dispatch => ({
   fetchAccessToken: () => dispatch(doFetchAccessToken()),
+  notify: data => dispatch(doToast(data)),
 });
 
 export default connect(select, perform)(AboutPage);

app/src/page/about/view.js

@@ -33,7 +33,7 @@ class AboutPage extends React.PureComponent {
   }
 
   render() {
-    const { accessToken, navigation, userEmail } = this.props;
+    const { accessToken, navigation, notify, userEmail } = this.props;
     const loading = 'Loading...';
     const ver = this.state.versionInfo ? this.state.versionInfo : null;
 
@@ -75,7 +75,7 @@ class AboutPage extends React.PureComponent {
             </View>
             <View>
               <Link
-                style={aboutStyle.emailPreferencesLink}
+                style={aboutStyle.listLink}
                 href={`http://lbry.io/list/edit/${accessToken}`}
                 text="Update mailing preferences" />
             </View>
@@ -102,6 +102,21 @@ class AboutPage extends React.PureComponent {
               <Text selectable={true} style={aboutStyle.lineValueText}>{this.state.lbryId ? this.state.lbryId : loading}</Text>
             </View>
           </View>
+
+          <View style={aboutStyle.row}>
+            <View style={aboutStyle.col}><Text style={aboutStyle.text}>Logs</Text></View>
+            <View style={aboutStyle.col}>
+              <Link style={aboutStyle.listLink} text="Send log" onPress={() => {
+                if (NativeModules.UtilityModule) {
+                  NativeModules.UtilityModule.shareLogFile((error) => {
+                    if (error) {
+                      notify(error);
+                    }
+                  });
+                }
+              }} />
+            </View>
+          </View>
         </ScrollView>
       </View>
     );

app/src/styles/about.js

@@ -56,7 +56,7 @@ const aboutStyle = StyleSheet.create({
     fontSize: 16,
     marginBottom: 24
   },
-  emailPreferencesLink: {
+  listLink: {
     color: Colors.LbryGreen,
     fontFamily: 'Metropolis-Regular',
     fontSize: 15,

p4a/pythonforandroid/bootstraps/lbry/build/templates/AndroidManifest.tmpl.xml

@@ -140,6 +140,16 @@
             </intent-filter>
         </receiver>
         {% endif %}
+
+         <provider
+            android:name="android.support.v4.content.FileProvider"
+            android:authorities="io.lbry.browser.fileprovider"
+            android:grantUriPermissions="true"
+            android:exported="false">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/filepaths" />
+        </provider>
     </application>
 
 </manifest>

src/main/java/io/lbry/browser/reactmodules/UtilityModule.java

@@ -2,21 +2,30 @@ package io.lbry.browser.reactmodules;
 
 import android.app.Activity;
 import android.content.Context;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.Manifest;
+import android.net.Uri;
 import android.os.Build;
+import android.support.v4.content.FileProvider;
 import android.telephony.TelephonyManager;
 import android.view.View;
 import android.view.WindowManager;
 
+import com.facebook.react.bridge.Callback;
 import com.facebook.react.bridge.Promise;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
 
+import java.io.File;
+
 import io.lbry.browser.MainActivity;
+import io.lbry.browser.Utils;
 
 public class UtilityModule extends ReactContextBaseJavaModule {
+    private static final String FILE_PROVIDER = "io.lbry.browser.fileprovider";
+
     private Context context;
 
     public UtilityModule(ReactApplicationContext reactContext) {
@@ -139,6 +148,30 @@ public class UtilityModule extends ReactContextBaseJavaModule {
         }
     }
 
+    @ReactMethod
+    public void shareLogFile(Callback errorCallback) {
+        String logFileName = "lbrynet.log";
+        File logFile = new File(String.format("%s/%s", Utils.getAppInternalStorageDir(context), "lbrynet"), logFileName);
+        if (!logFile.exists()) {
+            errorCallback.invoke("The lbrynet.log file could not be found.");
+            return;
+        }
+
+        try {
+            Uri fileUri = FileProvider.getUriForFile(context, FILE_PROVIDER, logFile);
+            if (fileUri != null) {
+                Intent shareIntent = new Intent();
+                shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+                shareIntent.setAction(Intent.ACTION_SEND);
+                shareIntent.setType("text/plain");
+                shareIntent.putExtra(Intent.EXTRA_STREAM, fileUri);
+                context.startActivity(Intent.createChooser(shareIntent, "Send LBRY log"));
+            }
+        } catch (IllegalArgumentException e) {
+            errorCallback.invoke("The lbrynet.log file cannot be shared due to permission restrictions.");
+        }
+    }
+
     private static boolean isEmulator() {
         String buildModel = Build.MODEL.toLowerCase();
         return (// Check FINGERPRINT

src/main/res/xml/filepaths.xml

@@ -0,0 +1,3 @@
+<paths>
+    <external-files-path path="lbrynet/" name="lbrynet" />
+</paths>