update Commons to 2.30.6 for easy runtime permissions handling

app/build.gradle

@@ -44,7 +44,7 @@ ext {
 }
 
 dependencies {
-    compile 'com.simplemobiletools:commons:2.30.4'
+    compile 'com.simplemobiletools:commons:2.30.6'
     compile 'joda-time:joda-time:2.9.1'
     compile 'com.facebook.stetho:stetho:1.4.1'
     compile 'com.bignerdranch.android:recyclerview-multiselect:0.2'

app/src/main/kotlin/com/simplemobiletools/calendar/activities/MainActivity.kt

@@ -1,10 +1,8 @@
 package com.simplemobiletools.calendar.activities
 
-import android.Manifest
 import android.content.ContentResolver
 import android.content.Intent
 import android.content.pm.ActivityInfo
-import android.content.pm.PackageManager
 import android.database.ContentObserver
 import android.database.Cursor
 import android.net.Uri
@@ -12,7 +10,6 @@ import android.os.Bundle
 import android.os.Handler
 import android.provider.CalendarContract
 import android.provider.ContactsContract
-import android.support.v4.app.ActivityCompat
 import android.support.v4.view.ViewPager
 import android.util.SparseIntArray
 import android.view.Menu
@@ -39,9 +36,7 @@ import com.simplemobiletools.calendar.views.MyScrollView
 import com.simplemobiletools.commons.dialogs.FilePickerDialog
 import com.simplemobiletools.commons.dialogs.RadioGroupDialog
 import com.simplemobiletools.commons.extensions.*
-import com.simplemobiletools.commons.helpers.LICENSE_JODA
+import com.simplemobiletools.commons.helpers.*
-import com.simplemobiletools.commons.helpers.LICENSE_KOTLIN
-import com.simplemobiletools.commons.helpers.LICENSE_STETHO
 import com.simplemobiletools.commons.models.RadioItem
 import com.simplemobiletools.commons.models.Release
 import kotlinx.android.synthetic.main.activity_main.*
@@ -56,9 +51,6 @@ class MainActivity : SimpleActivity(), NavigationListener {
     private val PREFILLED_MONTHS = 97
     private val PREFILLED_YEARS = 31
     private val PREFILLED_WEEKS = 61
-    private val PERMISSION_STORAGE_IMPORT = 1
-    private val PERMISSION_STORAGE_EXPORT = 2
-    private val PERMISSION_CONTACTS = 3
 
     private var mIsMonthSelected = false
     private var mStoredTextColor = 0
@@ -108,7 +100,7 @@ class MainActivity : SimpleActivity(), NavigationListener {
         storeStateVariables()
         updateViewPager()
 
-        if (!hasCalendarPermission()) {
+        if (!hasPermission(PERMISSION_WRITE_CALENDAR)) {
             config.caldavSync = false
         }
 
@@ -293,12 +285,14 @@ class MainActivity : SimpleActivity(), NavigationListener {
     }
 
     private fun tryAddBirthdays() {
-        if (hasContactsPermission()) {
+        handlePermission(PERMISSION_READ_CONTACTS) {
+            if (it) {
                 Thread({
                     addBirthdays()
                 }).start()
             } else {
-            ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.READ_CONTACTS), PERMISSION_CONTACTS)
+                toast(R.string.no_contacts_permission)
+            }
         }
     }
 
@@ -399,10 +393,10 @@ class MainActivity : SimpleActivity(), NavigationListener {
     }
 
     private fun tryImportEvents() {
-        if (hasReadStoragePermission()) {
+        handlePermission(PERMISSION_READ_STORAGE) {
+            if (it) {
                 importEvents()
-        } else {
+            }
-            ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE), PERMISSION_STORAGE_IMPORT)
         }
     }
 
@@ -442,10 +436,10 @@ class MainActivity : SimpleActivity(), NavigationListener {
     }
 
     private fun tryExportEvents() {
-        if (hasReadStoragePermission()) {
+        handlePermission(PERMISSION_WRITE_STORAGE) {
+            if (it) {
                 exportEvents()
-        } else {
+            }
-            ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE), PERMISSION_STORAGE_EXPORT)
         }
     }
 
@@ -673,18 +667,6 @@ class MainActivity : SimpleActivity(), NavigationListener {
         }
     }
 
-    override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<String>, grantResults: IntArray) {
-        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
-
-        if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
-            when (requestCode) {
-                PERMISSION_STORAGE_IMPORT -> importEvents()
-                PERMISSION_STORAGE_EXPORT -> exportEvents()
-                PERMISSION_CONTACTS -> Thread({ addBirthdays() }).start()
-            }
-        }
-    }
-
     private fun getHolidayRadioItems(): ArrayList<RadioItem> {
         val items = ArrayList<RadioItem>()
 

app/src/main/kotlin/com/simplemobiletools/calendar/activities/SettingsActivity.kt

@@ -1,14 +1,11 @@
 package com.simplemobiletools.calendar.activities
 
-import android.Manifest
 import android.content.Intent
-import android.content.pm.PackageManager
 import android.content.res.Resources
 import android.media.RingtoneManager
 import android.net.Uri
 import android.os.Bundle
 import android.os.Parcelable
-import android.support.v4.app.ActivityCompat
 import android.text.TextUtils
 import com.simplemobiletools.calendar.R
 import com.simplemobiletools.calendar.dialogs.CustomEventReminderDialog
@@ -25,12 +22,12 @@ import com.simplemobiletools.commons.extensions.beGone
 import com.simplemobiletools.commons.extensions.beVisibleIf
 import com.simplemobiletools.commons.extensions.toast
 import com.simplemobiletools.commons.extensions.updateTextColors
+import com.simplemobiletools.commons.helpers.PERMISSION_WRITE_CALENDAR
 import com.simplemobiletools.commons.models.RadioItem
 import kotlinx.android.synthetic.main.activity_settings.*
 
 class SettingsActivity : SimpleActivity() {
     private val GET_RINGTONE_URI = 1
-    private val CALENDAR_PERMISSION = 5
 
     lateinit var res: Resources
     private var mStoredPrimaryColor = 0
@@ -106,10 +103,10 @@ class SettingsActivity : SimpleActivity() {
             if (config.caldavSync) {
                 toggleCaldavSync(false)
             } else {
-                if (hasCalendarPermission()) {
+                handlePermission(PERMISSION_WRITE_CALENDAR) {
+                    if (it) {
                         toggleCaldavSync(true)
-                } else {
+                    }
-                    ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.WRITE_CALENDAR), CALENDAR_PERMISSION)
                 }
             }
         }
@@ -352,14 +349,4 @@ class SettingsActivity : SimpleActivity() {
             }
         }
     }
-
-    override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<String>, grantResults: IntArray) {
-        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
-
-        if (requestCode == CALENDAR_PERMISSION) {
-            if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
-                toggleCaldavSync(true)
-            }
-        }
-    }
 }

app/src/main/kotlin/com/simplemobiletools/calendar/extensions/Activity.kt

@@ -1,10 +1,7 @@
 package com.simplemobiletools.calendar.extensions
 
-import android.Manifest
 import android.app.Activity
 import android.content.Intent
-import android.content.pm.PackageManager
-import android.support.v4.content.ContextCompat
 import android.support.v4.content.FileProvider
 import com.simplemobiletools.calendar.R
 import com.simplemobiletools.calendar.activities.SimpleActivity
@@ -12,8 +9,6 @@ import com.simplemobiletools.calendar.helpers.IcsExporter
 import com.simplemobiletools.commons.extensions.toast
 import java.io.File
 
-fun Activity.hasContactsPermission() = ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED
-
 fun SimpleActivity.shareEvents(ids: List<Int>) {
     val file = getTempFile()
     if (file == null) {

app/src/main/kotlin/com/simplemobiletools/calendar/extensions/Context.kt

@@ -1,6 +1,5 @@
 package com.simplemobiletools.calendar.extensions
 
-import android.Manifest
 import android.annotation.TargetApi
 import android.app.AlarmManager
 import android.app.Notification
@@ -10,13 +9,11 @@ import android.appwidget.AppWidgetManager
 import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
-import android.content.pm.PackageManager
 import android.content.res.Resources
 import android.graphics.Color
 import android.graphics.PorterDuff
 import android.net.Uri
 import android.os.Build
-import android.support.v4.content.ContextCompat
 import android.support.v7.app.NotificationCompat
 import android.view.Gravity
 import android.view.View
@@ -38,8 +35,6 @@ import org.joda.time.DateTimeZone
 import java.text.SimpleDateFormat
 import java.util.*
 
-fun Context.hasCalendarPermission() = ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_CALENDAR) == PackageManager.PERMISSION_GRANTED
-
 fun Context.updateWidgets() {
     val widgetsCnt = AppWidgetManager.getInstance(this).getAppWidgetIds(ComponentName(this, MyWidgetMonthlyProvider::class.java))
     if (widgetsCnt.isNotEmpty()) {

app/src/main/kotlin/com/simplemobiletools/calendar/helpers/CalDAVHandler.kt

@@ -10,15 +10,12 @@ import android.util.SparseIntArray
 import com.simplemobiletools.calendar.activities.SimpleActivity
 import com.simplemobiletools.calendar.extensions.config
 import com.simplemobiletools.calendar.extensions.dbHelper
-import com.simplemobiletools.calendar.extensions.hasCalendarPermission
 import com.simplemobiletools.calendar.extensions.scheduleCalDAVSync
 import com.simplemobiletools.calendar.models.CalDAVCalendar
 import com.simplemobiletools.calendar.models.Event
 import com.simplemobiletools.calendar.models.EventType
-import com.simplemobiletools.commons.extensions.getIntValue
+import com.simplemobiletools.commons.extensions.*
-import com.simplemobiletools.commons.extensions.getLongValue
+import com.simplemobiletools.commons.helpers.PERMISSION_WRITE_CALENDAR
-import com.simplemobiletools.commons.extensions.getStringValue
-import com.simplemobiletools.commons.extensions.showErrorToast
 import java.util.*
 import kotlin.collections.ArrayList
 
@@ -43,7 +40,7 @@ class CalDAVHandler(val context: Context) {
 
     fun getCalDAVCalendars(activity: SimpleActivity? = null, ids: String = ""): List<CalDAVCalendar> {
         val calendars = ArrayList<CalDAVCalendar>()
-        if (!context.hasCalendarPermission()) {
+        if (!context.hasPermission(PERMISSION_WRITE_CALENDAR)) {
             return calendars
         }