修复android平台视频分享到微信失败的问题

android/src/main/AndroidManifest.xml

@@ -7,7 +7,7 @@
 
         <provider
             android:name="androidx.core.content.FileProvider"
-            android:authorities="com.zt.shareextend.fileprovider"
+            android:authorities="${applicationId}.fileprovider"
             android:exported="false"
             android:grantUriPermissions="true">
             <meta-data

android/src/main/java/com/zt/shareextend/ShareExtendPlugin.java

 package com.zt.shareextend;
 
-import io.flutter.plugin.common.MethodCall;
-import io.flutter.plugin.common.MethodChannel;
-import io.flutter.plugin.common.PluginRegistry;
-import io.flutter.plugin.common.PluginRegistry.Registrar;
-
 import android.Manifest;
-import android.content.Context;
 import android.content.Intent;
-
 import android.content.pm.PackageManager;
 import android.net.Uri;
-import android.os.Build;
 import android.os.Environment;
-import androidx.core.app.ActivityCompat;
-import androidx.core.content.ContextCompat;
-import androidx.core.content.FileProvider;
-
 
 import java.io.File;
 import java.util.Map;
 
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+import io.flutter.plugin.common.MethodCall;
+import io.flutter.plugin.common.MethodChannel;
+import io.flutter.plugin.common.PluginRegistry;
+import io.flutter.plugin.common.PluginRegistry.Registrar;
+
 /**
  * Plugin method host for presenting a share sheet via Intent
  */
 public class ShareExtendPlugin implements MethodChannel.MethodCallHandler, PluginRegistry.RequestPermissionsResultListener {
 
     /// the authorities for FileProvider
-    private static final String authorities = "com.zt.shareextend.fileprovider";
     private static final int CODE_ASK_PERMISSION = 100;
     private static final String CHANNEL = "share_extend";
 
@@ -84,12 +78,14 @@ public class ShareExtendPlugin implements MethodChannel.MethodCallHandler, Plugi
             }
 
             File f = new File(text);
-            Uri uri = getUriForFile(mRegistrar.context(), f);
-            if ("file".equals(type)) {
-                shareIntent.setType("application/*");
-            }
+            Uri uri = ShareUtils.getUriForFile(mRegistrar.context(), f);
+
             if ("image".equals(type)) {
                 shareIntent.setType("image/*");
+            } else if ("video".equals(type)) {
+                shareIntent.setType("video/*");
+            } else {
+                shareIntent.setType("application/*");
             }
             shareIntent.putExtra(Intent.EXTRA_STREAM, uri);
         }
@@ -127,12 +123,4 @@ public class ShareExtendPlugin implements MethodChannel.MethodCallHandler, Plugi
         }
         return false;
     }
-
-    private static Uri getUriForFile(Context context, File file) {
-        if (Build.VERSION.SDK_INT >= 24) {
-            return FileProvider.getUriForFile(context, authorities, file);
-        } else {
-            return Uri.fromFile(file);
-        }
-    }
 }

android/src/main/java/com/zt/shareextend/ShareUtils.java

+package com.zt.shareextend;
+
+import android.content.ContentResolver;
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Build;
+import android.provider.MediaStore;
+import android.text.TextUtils;
+
+import java.io.File;
+
+import androidx.core.content.FileProvider;
+
+public class ShareUtils {
+
+    /// get the uri for file
+    public static Uri getUriForFile(Context context, File file) {
+
+        String authorities = context.getPackageName() + ".fileprovider";
+
+        Uri uri;
+        // 低版本直接用 Uri.fromFile
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
+            uri = Uri.fromFile(file);
+        } else {
+            //  使用 FileProvider 会在某些 app 下不支持（在使用FileProvider 方式情况下QQ不能支持图片、视频分享，微信不支持视频分享）
+            uri =  FileProvider.getUriForFile(context, authorities, file);
+
+            ContentResolver cR = context.getContentResolver();
+            if (uri != null && !TextUtils.isEmpty(uri.toString())) {
+                String fileType = cR.getType(uri);
+                // 使用 MediaStore 的 content:// 而不是自己 FileProvider 提供的uri，不然有些app无法适配
+                if (!TextUtils.isEmpty(fileType)) {
+                    if (fileType.contains("video/")) {
+                        uri = getVideoContentUri(context, file);
+                    } else if (fileType.contains("image/")) {
+                        uri = getImageContentUri(context, file);
+                    } else if (fileType.contains("audio/")) {
+                        uri = getAudioContentUri(context, file);
+                    }
+                }
+            }
+        }
+        return uri;
+    }
+
+    /**
+     * Gets the content:// URI from the given corresponding path to a file
+     *
+     * @param context
+     * @param imageFile
+     * @return content Uri
+     */
+    public static Uri getImageContentUri(Context context, File imageFile) {
+        String filePath = imageFile.getAbsolutePath();
+        Cursor cursor = context.getContentResolver().query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
+                new String[]{MediaStore.Images.Media._ID}, MediaStore.Images.Media.DATA + "=? ",
+                new String[]{filePath}, null);
+        if (cursor != null && cursor.moveToFirst()) {
+            int id = cursor.getInt(cursor.getColumnIndex(MediaStore.MediaColumns._ID));
+            Uri baseUri = Uri.parse("content://media/external/images/media");
+            return Uri.withAppendedPath(baseUri, "" + id);
+        } else {
+            if (imageFile.exists()) {
+                ContentValues values = new ContentValues();
+                values.put(MediaStore.Images.Media.DATA, filePath);
+                return context.getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
+            } else {
+                return null;
+            }
+        }
+    }
+
+    /**
+     * Gets the content:// URI from the given corresponding path to a file
+     *
+     * @param context
+     * @param videoFile
+     * @return content Uri
+     */
+    public static Uri getVideoContentUri(Context context, File videoFile) {
+        String filePath = videoFile.getAbsolutePath();
+        Cursor cursor = context.getContentResolver().query(MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
+                new String[]{MediaStore.Video.Media._ID}, MediaStore.Video.Media.DATA + "=? ",
+                new String[]{filePath}, null);
+        if (cursor != null && cursor.moveToFirst()) {
+            int id = cursor.getInt(cursor.getColumnIndex(MediaStore.MediaColumns._ID));
+            Uri baseUri = Uri.parse("content://media/external/video/media");
+            return Uri.withAppendedPath(baseUri, "" + id);
+        } else {
+            if (videoFile.exists()) {
+                ContentValues values = new ContentValues();
+                values.put(MediaStore.Video.Media.DATA, filePath);
+                return context.getContentResolver().insert(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, values);
+            } else {
+                return null;
+            }
+        }
+    }
+
+    /**
+     * Gets the content:// URI from the given corresponding path to a file
+     *
+     * @param context
+     * @param audioFile
+     * @return content Uri
+     */
+    public static Uri getAudioContentUri(Context context, File audioFile) {
+        String filePath = audioFile.getAbsolutePath();
+        Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
+                new String[]{MediaStore.Audio.Media._ID}, MediaStore.Audio.Media.DATA + "=? ",
+                new String[]{filePath}, null);
+        if (cursor != null && cursor.moveToFirst()) {
+            int id = cursor.getInt(cursor.getColumnIndex(MediaStore.MediaColumns._ID));
+            Uri baseUri = Uri.parse("content://media/external/audio/media");
+            return Uri.withAppendedPath(baseUri, "" + id);
+        } else {
+            if (audioFile.exists()) {
+                ContentValues values = new ContentValues();
+                values.put(MediaStore.Audio.Media.DATA, filePath);
+                return context.getContentResolver().insert(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, values);
+            } else {
+                return null;
+            }
+        }
+    }
+}

example/ios/Runner.xcodeproj/project.pbxproj

@@ -15,7 +15,6 @@
 		3B80C3951E831B6300D905FE /* App.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 3B80C3931E831B6300D905FE /* App.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 		9705A1C61CF904A100538489 /* Flutter.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 9740EEBA1CF902C7004384FC /* Flutter.framework */; };
 		9705A1C71CF904A300538489 /* Flutter.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 9740EEBA1CF902C7004384FC /* Flutter.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
-		9740EEB41CF90195004384FC /* Debug.xcconfig in Resources */ = {isa = PBXBuildFile; fileRef = 9740EEB21CF90195004384FC /* Debug.xcconfig */; };
 		978B8F6F1D3862AE00F588F7 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 7AFFD8EE1D35381100E5BB4D /* AppDelegate.m */; };
 		97C146F31CF9000F007C117D /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 97C146F21CF9000F007C117D /* main.m */; };
 		97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; };
@@ -176,7 +175,7 @@
 		97C146E61CF9000F007C117D /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0910;
+				LastUpgradeCheck = 1010;
 				ORGANIZATIONNAME = "The Chromium Authors";
 				TargetAttributes = {
 					97C146ED1CF9000F007C117D = {
@@ -209,7 +208,6 @@
 			files = (
 				97C147011CF9000F007C117D /* LaunchScreen.storyboard in Resources */,
 				3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */,
-				9740EEB41CF90195004384FC /* Debug.xcconfig in Resources */,
 				97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */,
 				2D5378261FAA1A9400D5DBA9 /* flutter_assets in Resources */,
 				97C146FC1CF9000F007C117D /* Main.storyboard in Resources */,
@@ -332,12 +330,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
@@ -386,12 +386,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;

example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0910"
+   LastUpgradeVersion = "1010"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -26,7 +26,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
       </Testables>
@@ -46,7 +45,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

example/lib/main.dart

@@ -25,31 +25,42 @@ class _MyAppState extends State<MyApp> {
         appBar: new AppBar(
           title: const Text('Plugin example app'),
         ),
-        body: new Center(
+        body: Container(
+          child: new Center(
             child: new Column(
-          children: <Widget>[
-            new RaisedButton(
-              onPressed: () {
-                ShareExtend.share("share text", "text");
-              },
-              child: new Text("share text"),
+              children: <Widget>[
+                new RaisedButton(
+                  onPressed: () {
+                    ShareExtend.share("share text", "text");
+                  },
+                  child: new Text("share text"),
+                ),
+                new RaisedButton(
+                  onPressed: () async {
+                    File f = await ImagePicker.pickImage(
+                        source: ImageSource.gallery);
+                    ShareExtend.share(f.path, "image");
+                  },
+                  child: new Text("share image"),
+                ),
+                new RaisedButton(
+                  onPressed: () async {
+                    File f = await ImagePicker.pickVideo(
+                        source: ImageSource.gallery);
+                    ShareExtend.share(f.path, "video");
+                  },
+                  child: new Text("share video"),
+                ),
+                new RaisedButton(
+                  onPressed: () {
+                    _shareApplicationDocumentsFile();
+                  },
+                  child: new Text("share file"),
+                ),
+              ],
             ),
-            new RaisedButton(
-              onPressed: () async {
-                File f =
-                    await ImagePicker.pickImage(source: ImageSource.gallery);
-                ShareExtend.share(f.path, "image");
-              },
-              child: new Text("share image"),
-            ),
-            new RaisedButton(
-              onPressed: () {
-                _shareApplicationDocumentsFile();
-              },
-              child: new Text("share file"),
-            ),
-          ],
-        )),
+          ),
+        ),
       ),
     );
   }

ios/Classes/ShareExtendPlugin.m

 #import "ShareExtendPlugin.h"
 
 @implementation FLTShareExtendPlugin
-+ (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
-  FlutterMethodChannel* shareChannel = [FlutterMethodChannel
-      methodChannelWithName:@"share_extend"
-            binaryMessenger:[registrar messenger]];
-
-[shareChannel setMethodCallHandler:^(FlutterMethodCall *call, FlutterResult result) {
-    if ([@"share" isEqualToString:call.method]) {
-      NSDictionary *arguments = [call arguments];
-      NSString *shareText = arguments[@"text"];
-      NSString *shareType = arguments[@"type"];
-
-      if (shareText.length == 0) {
-        result(
-            [FlutterError errorWithCode:@"error" message:@"Non-empty text expected" details:nil]);
-        return;
-      }
-
-      NSNumber *originX = arguments[@"originX"];
-      NSNumber *originY = arguments[@"originY"];
-      NSNumber *originWidth = arguments[@"originWidth"];
-      NSNumber *originHeight = arguments[@"originHeight"];
 
-      CGRect originRect;
-      if (originX != nil && originY != nil && originWidth != nil && originHeight != nil) {
-        originRect = CGRectMake([originX doubleValue], [originY doubleValue],
-                                [originWidth doubleValue], [originHeight doubleValue]);
-      }
-
-        if ([shareType isEqualToString:@"text"]) {
-            [self share:shareText
-         withController:[UIApplication sharedApplication].keyWindow.rootViewController
-               atSource:originRect];
-            result(nil);
-        } else if([shareType isEqualToString:@"file"]) {
-            NSURL *url = [NSURL fileURLWithPath:shareText];
-            [self share:url
-         withController:[UIApplication sharedApplication].keyWindow.rootViewController
-               atSource:originRect];
-            result(nil);
-        } else if ([shareType isEqualToString:@"image"]) {
-            UIImage *image = [UIImage imageWithContentsOfFile:shareText];
-            [self share:image
-         withController:[UIApplication sharedApplication].keyWindow.rootViewController
-               atSource:originRect];
++ (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
+    FlutterMethodChannel* shareChannel = [FlutterMethodChannel
+                                          methodChannelWithName:@"share_extend"
+                                          binaryMessenger:[registrar messenger]];
+    
+    [shareChannel setMethodCallHandler:^(FlutterMethodCall *call, FlutterResult result) {
+        if ([@"share" isEqualToString:call.method]) {
+            NSDictionary *arguments = [call arguments];
+            NSString *shareText = arguments[@"text"];
+            NSString *shareType = arguments[@"type"];
+            
+            if (shareText.length == 0) {
+                result(
+                       [FlutterError errorWithCode:@"error" message:@"Non-empty text expected" details:nil]);
+                return;
+            }
+            
+            NSNumber *originX = arguments[@"originX"];
+            NSNumber *originY = arguments[@"originY"];
+            NSNumber *originWidth = arguments[@"originWidth"];
+            NSNumber *originHeight = arguments[@"originHeight"];
+            
+            CGRect originRect;
+            if (originX != nil && originY != nil && originWidth != nil && originHeight != nil) {
+                originRect = CGRectMake([originX doubleValue], [originY doubleValue],
+                                        [originWidth doubleValue], [originHeight doubleValue]);
+            }
+        
+            if ([shareType isEqualToString:@"text"]) {
+                [self share:shareText atSource:originRect];
+                result(nil);
+            }  else if ([shareType isEqualToString:@"image"]) {
+                UIImage *image = [UIImage imageWithContentsOfFile:shareText];
+                [self share:image atSource:originRect];
+            } else {
+                NSURL *url = [NSURL fileURLWithPath:shareText];
+                [self share:url atSource:originRect];
+                result(nil);
+            }
+        } else {
+            result(FlutterMethodNotImplemented);
         }
-    } else {
-      result(FlutterMethodNotImplemented);
-    }
-  }];
+    }];
 }
 
-+ (void)share:(id)sharedItems
-    withController:(UIViewController *)controller
-          atSource:(CGRect)origin {
-  UIActivityViewController *activityViewController =
-      [[UIActivityViewController alloc] initWithActivityItems:@[ sharedItems ]
-                                        applicationActivities:nil];
-  activityViewController.popoverPresentationController.sourceView = controller.view;
-  if (!CGRectIsEmpty(origin)) {
-    activityViewController.popoverPresentationController.sourceRect = origin;
-  }
-  [controller presentViewController:activityViewController animated:YES completion:nil];
++ (void)share:(id)sharedItems atSource:(CGRect)origin {
+    UIActivityViewController *activityViewController = [[UIActivityViewController alloc] initWithActivityItems:@[sharedItems] applicationActivities:nil];
+    
+    UIViewController *controller =[UIApplication sharedApplication].keyWindow.rootViewController;
+    
+    activityViewController.popoverPresentationController.sourceView = controller.view;
+    if (!CGRectIsEmpty(origin)) {
+        activityViewController.popoverPresentationController.sourceRect = origin;
+    }
+    [controller presentViewController:activityViewController animated:YES completion:nil];
 }
 
 @end