Check with Call Control to see if we should block message

data/src/main/java/com/moez/QKSMS/blocking/CallControlBlockingClient.kt

@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2017 Moez Bhatti <moez.bhatti@gmail.com>
+ *
+ * This file is part of QKSMS.
+ *
+ * QKSMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QKSMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QKSMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.moez.QKSMS.blocking
+
+import android.content.Context
+import android.database.Cursor
+import android.net.Uri
+import androidx.core.database.getStringOrNull
+import com.callcontrol.datashare.CallControl
+import com.moez.QKSMS.extensions.map
+import com.moez.QKSMS.util.tryOrNull
+import io.reactivex.Single
+import javax.inject.Inject
+
+class CallControlBlockingClient @Inject constructor(
+    private val context: Context
+) : BlockingClient {
+
+    class LookupResult(cursor: Cursor) {
+        val displayName: String? = cursor.getStringOrNull(cursor.getColumnIndexOrThrow(CallControl.Lookup.DISPLAY_NAME))
+        val blockReason: String? = cursor.getStringOrNull(cursor.getColumnIndexOrThrow(CallControl.Lookup.BLOCK_REASON))
+    }
+
+    override fun shouldBlock(address: String): Single<Boolean> {
+        val uri = Uri.withAppendedPath(CallControl.LOOKUP_TEXT_URI, address)
+        return Single.fromCallable {
+            tryOrNull {
+                context.contentResolver.query(uri, null, null, null, null) // Query URI
+                        ?.use { cursor -> cursor.map(::LookupResult) } // Map to Result object
+                        ?.any { result -> result.blockReason != null } // Check if any are blocked
+            } == true // If none are blocked or we errored at some point, return false
+        }
+    }
+
+}

data/src/main/java/com/moez/QKSMS/blocking/QkBlockingClient.kt

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2017 Moez Bhatti <moez.bhatti@gmail.com>
+ *
+ * This file is part of QKSMS.
+ *
+ * QKSMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QKSMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QKSMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.moez.QKSMS.blocking
+
+import io.reactivex.Single
+import javax.inject.Inject
+
+class QkBlockingClient @Inject constructor() : BlockingClient {
+
+    override fun shouldBlock(address: String): Single<Boolean> {
+        return Single.just(false) // TODO: This will be implemented once we're able to reject these messages entirely
+    }
+
+}

data/src/main/java/com/moez/QKSMS/blocking/ShouldIAnswerBlockingClient.kt

@@ -32,7 +32,6 @@ import com.moez.QKSMS.util.Preferences
 import com.moez.QKSMS.util.tryOrNull
 import io.reactivex.Single
 import io.reactivex.subjects.SingleSubject
-import timber.log.Timber
 import javax.inject.Inject
 
 class ShouldIAnswerBlockingClient @Inject constructor(
@@ -104,9 +103,7 @@ class ShouldIAnswerBlockingClient @Inject constructor(
                 what = GET_NUMBER_RATING
                 data = bundleOf("number" to address)
                 replyTo = Messenger(IncomingHandler { response ->
-                    val shouldBlock = response.rating == RATING_NEGATIVE || response.wantBlock
-                    subject.onSuccess(shouldBlock)
-                    Timber.v("Should block: $shouldBlock")
+                    subject.onSuccess(response.rating == RATING_NEGATIVE || response.wantBlock)
 
                     // We're done, so unbind the service
                     if (isBound && serviceMessenger != null) {