feat: handle SEND intents for contact imports

CHANGELOG.md

@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- Support for importing contacts from vCards shared by other apps ([#321])
+
 ### Fixed
 - Fixed search not matching full phone numbers
 
@@ -87,6 +90,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [#201]: https://github.com/FossifyOrg/Contacts/issues/201
 [#281]: https://github.com/FossifyOrg/Contacts/issues/281
 [#289]: https://github.com/FossifyOrg/Contacts/issues/289
+[#321]: https://github.com/FossifyOrg/Contacts/issues/321
 [#339]: https://github.com/FossifyOrg/Contacts/issues/339
 [#360]: https://github.com/FossifyOrg/Contacts/issues/360
 

app/src/main/AndroidManifest.xml

@@ -62,6 +62,16 @@
 
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
+
+            <intent-filter>
+                <action android:name="android.intent.action.SEND" />
+
+                <data android:mimeType="text/directory" />
+                <data android:mimeType="text/vcard" />
+                <data android:mimeType="text/x-vcard" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
         </activity>
 
         <activity

app/src/main/kotlin/org/fossify/contacts/activities/MainActivity.kt

@@ -366,19 +366,28 @@ class MainActivity : SimpleActivity(), RefreshContactsListener {
             refreshMenuItems()
         }
 
-        if (intent?.action == Intent.ACTION_VIEW && intent.data != null) {
-            tryImportContactsFromFile(intent.data!!) {
-                if (it) {
+        handleExternalIntent()
+        binding.mainDialpadButton.setOnClickListener {
+            launchDialpad()
+        }
+    }
+
+    private fun handleExternalIntent() {
+        val uri = when (intent?.action) {
+            Intent.ACTION_VIEW -> intent.data
+            Intent.ACTION_SEND -> intent.getParcelableExtra(Intent.EXTRA_STREAM)
+            else -> null
+        }
+
+        if (uri != null) {
+            tryImportContactsFromFile(uri) { success ->
+                if (success) {
                     runOnUiThread {
                         refreshContacts(ALL_TABS_MASK)
                     }
                 }
             }
-            intent.data = null
-        }
-
-        binding.mainDialpadButton.setOnClickListener {
-            launchDialpad()
+            intent.action = null
         }
     }
 

app/src/main/kotlin/org/fossify/contacts/extensions/Activity.kt

@@ -35,7 +35,6 @@ import org.fossify.contacts.activities.ViewContactActivity
 import org.fossify.contacts.dialogs.ImportContactsDialog
 import org.fossify.contacts.helpers.DEFAULT_FILE_NAME
 import org.fossify.contacts.helpers.VcfExporter
-import java.io.FileOutputStream
 
 fun SimpleActivity.startCallIntent(recipient: String) {
     handlePermission(PERMISSION_CALL_PHONE) {
@@ -190,16 +189,13 @@ fun SimpleActivity.tryImportContactsFromFile(uri: Uri, callback: (Boolean) -> Un
     when (uri.scheme) {
         "file" -> showImportContactsDialog(uri.path!!, callback)
         "content" -> {
-            val tempFile = getTempFile()
-            if (tempFile == null) {
-                toast(org.fossify.commons.R.string.unknown_error_occurred)
-                return
-            }
-
             try {
-                val inputStream = contentResolver.openInputStream(uri)
-                val out = FileOutputStream(tempFile)
-                inputStream!!.copyTo(out)
+                val tempFile = copyUriToTempFile(uri, "import-${System.currentTimeMillis()}-$DEFAULT_FILE_NAME")
+                if (tempFile == null) {
+                    toast(org.fossify.commons.R.string.unknown_error_occurred)
+                    return
+                }
+
                 showImportContactsDialog(tempFile.absolutePath, callback)
             } catch (e: Exception) {
                 showErrorToast(e)

app/src/main/kotlin/org/fossify/contacts/extensions/Context.kt

@@ -6,6 +6,7 @@ import android.app.PendingIntent
 import android.content.Context
 import android.content.Intent
 import android.graphics.drawable.Drawable
+import android.net.Uri
 import androidx.core.app.AlarmManagerCompat
 import androidx.core.content.FileProvider
 import org.fossify.commons.extensions.*
@@ -148,3 +149,13 @@ fun Context.backupContacts() {
     }
 }
 
+fun Context.copyUriToTempFile(uri: Uri, name: String): File? {
+    val tempFile = getTempFile(name)
+    contentResolver.openInputStream(uri)?.use { input ->
+        FileOutputStream(tempFile).use { output ->
+            input.copyTo(output)
+        }
+    }
+
+    return tempFile
+}