Misc (#614)

* Add locale log

* Add flyweight design for authenticator

* Add option to have instant messages only

* Update interceptor

* Add hd image model loader (#613)

* Launch image view for view full image

* Update changelog

* Greatly improve ImageActivity loading

* Update hashes

* Add back keyword filter

* Clean up

44 files changed, 532 insertions, 196 deletions

diff --git a/app/build.gradle b/app/build.gradle
index 54284b09..9bd6c298 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -177,6 +177,7 @@ dependencies {
     implementation"com.mikepenz:fastadapter-extensions:${FAST_ADAPTER_EXTENSIONS}@aar"
 
     implementation "com.github.bumptech.glide:okhttp3-integration:${GLIDE}"
+    kapt "com.github.bumptech.glide:compiler:${GLIDE}"
 
     implementation "com.fasterxml.jackson.core:jackson-databind:2.9.3"
 
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/FrostApp.kt b/app/src/main/kotlin/com/pitchedapps/frost/FrostApp.kt
index 8897e804..67785a60 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/FrostApp.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/FrostApp.kt
@@ -7,7 +7,6 @@ import android.net.Uri
 import android.os.Bundle
 import android.widget.ImageView
 import ca.allanwang.kau.logging.KL
-import com.bumptech.glide.Glide
 import com.bumptech.glide.request.RequestOptions
 import com.bumptech.glide.signature.ApplicationVersionSignature
 import com.crashlytics.android.Crashlytics
@@ -18,6 +17,7 @@ import com.pitchedapps.frost.dbflow.CookiesDb
 import com.pitchedapps.frost.dbflow.FbTabsDb
 import com.pitchedapps.frost.dbflow.NotificationDb
 import com.pitchedapps.frost.facebook.FbCookie
+import com.pitchedapps.frost.glide.GlideApp
 import com.pitchedapps.frost.services.scheduleNotifications
 import com.pitchedapps.frost.services.setupNotificationChannels
 import com.pitchedapps.frost.utils.FrostPglAdBlock
@@ -86,8 +86,9 @@ class FrostApp : Application() {
         DrawerImageLoader.init(object : AbstractDrawerImageLoader() {
             override fun set(imageView: ImageView, uri: Uri, placeholder: Drawable, tag: String) {
                 val c = imageView.context
-                val old = Glide.with(c).load(uri).apply(RequestOptions().placeholder(placeholder))
-                Glide.with(c).load(uri).apply(RequestOptions()
+                val request = GlideApp.with(c)
+                val old = request.load(uri).apply(RequestOptions().placeholder(placeholder))
+                request.load(uri).apply(RequestOptions()
                         .signature(ApplicationVersionSignature.obtain(c)))
                         .thumbnail(old).into(imageView)
             }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
index ffcbadab..3a01e05b 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
@@ -119,10 +119,6 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
         viewPager.offscreenPageLimit = TAB_COUNT
         setupDrawer(savedInstanceState)
 
-//        fab.setOnClickListener { view ->
-//            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
-//                    .setAction("Action", null).show()
-//        }
         setFrostColors {
             toolbar(toolbar)
             themeWindow = false
@@ -198,7 +194,7 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
                             }
                         }
                         -3L -> launchNewTask<LoginActivity>(clearStack = false)
-                        -4L -> launchNewTask<SelectorActivity>( cookies(), false)
+                        -4L -> launchNewTask<SelectorActivity>(cookies(), false)
                         else -> {
                             FbCookie.switchUser(profile.identifier, this@BaseMainActivity::refreshAll)
                             tabsForEachView { _, view -> view.badgeText = null }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt
index 99fa6eee..cdde8311 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt
@@ -1,12 +1,8 @@
 package com.pitchedapps.frost.activities
 
-import android.content.Context
 import android.content.Intent
 import android.content.res.ColorStateList
-import android.graphics.Bitmap
 import android.graphics.Color
-import android.graphics.drawable.Drawable
-import android.net.Uri
 import android.os.Bundle
 import android.os.Environment
 import android.support.design.widget.FloatingActionButton
@@ -20,24 +16,22 @@ import ca.allanwang.kau.mediapicker.scanMedia
 import ca.allanwang.kau.permissions.PERMISSION_WRITE_EXTERNAL_STORAGE
 import ca.allanwang.kau.permissions.kauRequestPermissions
 import ca.allanwang.kau.utils.*
-import com.bumptech.glide.Glide
-import com.bumptech.glide.RequestManager
-import com.bumptech.glide.request.target.BaseTarget
-import com.bumptech.glide.request.target.SizeReadyCallback
-import com.bumptech.glide.request.target.Target
-import com.bumptech.glide.request.transition.Transition
 import com.davemorrissey.labs.subscaleview.ImageSource
 import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import com.mikepenz.google_material_typeface_library.GoogleMaterial
 import com.mikepenz.iconics.typeface.IIcon
 import com.pitchedapps.frost.R
+import com.pitchedapps.frost.facebook.FB_IMAGE_ID_MATCHER
+import com.pitchedapps.frost.facebook.get
 import com.pitchedapps.frost.facebook.requests.call
 import com.pitchedapps.frost.utils.*
 import com.sothree.slidinguppanel.SlidingUpPanelLayout
 import okhttp3.Request
 import org.jetbrains.anko.activityUiThreadWithContext
 import org.jetbrains.anko.doAsync
+import org.jetbrains.anko.uiThread
 import java.io.File
+import java.io.FileFilter
 import java.io.IOException
 import java.text.SimpleDateFormat
 import java.util.*
@@ -70,12 +64,13 @@ class ImageActivity : KauBaseActivity() {
     internal var savedFile: File? = null
     /**
      * Indicator for fab's click result
+     * Can be called from any thread
      */
     internal var fabAction: FabStates = FabStates.NOTHING
         set(value) {
             if (field == value) return
             field = value
-            value.update(fab)
+            runOnUiThread { value.update(fab) }
         }
 
     companion object {
@@ -87,25 +82,27 @@ class ImageActivity : KauBaseActivity() {
         private const val TIME_FORMAT = "yyyyMMdd_HHmmss"
         private const val IMG_TAG = "Frost"
         private const val IMG_EXTENSION = ".png"
+        private const val PURGE_TIME: Long = 10 * 60 * 1000 // 10 min block
         private val L = KauLoggerExtension("Image", com.pitchedapps.frost.utils.L)
     }
 
-    val imageUrl: String by lazy { intent.getStringExtra(ARG_IMAGE_URL).trim('"') }
+    val IMAGE_URL: String by lazy { intent.getStringExtra(ARG_IMAGE_URL).trim('"') }
 
-    val text: String? by lazy { intent.getStringExtra(ARG_TEXT) }
+    val TEXT: String? by lazy { intent.getStringExtra(ARG_TEXT) }
 
-    private val glide: RequestManager by lazy { Glide.with(this) }
+    // a unique image identifier based on the id (if it exists), and its hash
+    val IMAGE_HASH: String by lazy { "${Math.abs(FB_IMAGE_ID_MATCHER.find(IMAGE_URL)[1]?.hashCode() ?: 0)}_${Math.abs(IMAGE_URL.hashCode())}" }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         intent?.extras ?: return finish()
         L.i { "Displaying image" }
-        val layout = if (!text.isNullOrBlank()) R.layout.activity_image else R.layout.activity_image_textless
+        val layout = if (!TEXT.isNullOrBlank()) R.layout.activity_image else R.layout.activity_image_textless
         setContentView(layout)
         container.setBackgroundColor(Prefs.bgColor.withMinAlpha(222))
         caption?.setTextColor(Prefs.textColor)
         caption?.setBackgroundColor(Prefs.bgColor.colorToForeground(0.2f).withAlpha(255))
-        caption?.text = text
+        caption?.text = TEXT
         progress.tint(Prefs.accentColor)
         panel?.addPanelSlideListener(object : SlidingUpPanelLayout.SimplePanelSlideListener() {
             override fun onPanelSlide(panel: View, slideOffset: Float) {
@@ -119,90 +116,76 @@ class ImageActivity : KauBaseActivity() {
             override fun onImageLoadError(e: Exception?) {
                 errorRef = e
                 e.logFrostAnswers("Image load error")
-                imageCallback(null, false)
+                fabAction = FabStates.ERROR
             }
         })
-        glide.asBitmap().load(imageUrl).into(PhotoTarget(this::imageCallback))
         setFrostColors {
             themeWindow = false
         }
-    }
-
-    /**
-     * Callback to add image to view
-     * [resource] is guaranteed to be nonnull when [success] is true
-     * and null when it is false
-     */
-    private fun imageCallback(resource: Bitmap?, success: Boolean) {
-        if (progress.isVisible) progress.fadeOut()
-        if (success) {
-            saveTempImage(resource!!, {
-                if (it == null) {
-                    imageCallback(null, false)
-                } else {
-                    photo.setImage(ImageSource.uri(it))
+        doAsync({
+            L.e(it) { "Failed to load image $IMAGE_HASH" }
+            errorRef = it
+            fabAction = FabStates.ERROR
+        }) {
+            loadImage { file ->
+                if (file == null) {
+                    fabAction = FabStates.ERROR
+                    return@loadImage
+                }
+                tempFile = file
+                L.d { "Temp image path ${file.absolutePath}" }
+                uiThread {
+                    photo.setImage(ImageSource.uri(frostUriFromFile(file)))
                     fabAction = FabStates.DOWNLOAD
-                    photo.animate().alpha(1f).scaleXY(1f).withEndAction(fab::show).start()
+                    photo.animate().alpha(1f).scaleXY(1f).start()
                 }
-            })
-        } else {
-            fabAction = FabStates.ERROR
-            fab.show()
+            }
         }
     }
 
     /**
-     * Bitmap load handler
+     * Returns a file pointing to the image, or null if something goes wrong
      */
-    class PhotoTarget(val callback: (resource: Bitmap?, success: Boolean) -> Unit) : BaseTarget<Bitmap>() {
-
-        override fun removeCallback(cb: SizeReadyCallback?) {}
-
-        override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) =
-                callback(resource, true)
+    private inline fun loadImage(callback: (file: File?) -> Unit) {
+        val local = File(tempDir, IMAGE_HASH)
+        if (local.exists() && local.length() > 1) {
+            local.setLastModified(System.currentTimeMillis())
+            L.d { "Loading from local cache ${local.absolutePath}" }
+            return callback(local)
+        }
+        val response = Request.Builder()
+                .url(IMAGE_URL)
+                .get()
+                .call()
+                .execute()
 
-        override fun onLoadFailed(errorDrawable: Drawable?) =
-                callback(null, false)
+        if (!response.isSuccessful) {
+            L.e { "Unsuccessful response for image" }
+            errorRef = Throwable("Unsuccessful response for image")
+            return callback(null)
+        }
 
-        override fun getSize(cb: SizeReadyCallback) =
-                cb.onSizeReady(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
+        if (!local.createFreshFile()) {
+            L.e { "Could not create temp file" }
+            return callback(null)
+        }
 
-    }
+        var valid = false
 
-    private fun saveTempImage(resource: Bitmap, callback: (uri: Uri?) -> Unit) {
-        var photoFile: File? = null
-        try {
-            photoFile = createPrivateMediaFile()
-        } catch (e: IOException) {
-            errorRef = e
-            logImage(e)
-        } finally {
-            if (photoFile == null) {
-                callback(null)
-            } else {
-                tempFile = photoFile
-                L.d { "Temp image path ${tempFile?.absolutePath}" }
-                // File created; proceed with request
-                val photoURI = frostUriFromFile(photoFile)
-                photoFile.outputStream().use { resource.compress(Bitmap.CompressFormat.PNG, 100, it) }
-                callback(photoURI)
+        response.body()?.byteStream()?.use { input ->
+            local.outputStream().use { output ->
+                input.copyTo(output)
+                valid = true
             }
         }
-    }
 
-    private fun logImage(e: Exception?) {
-        if (!Prefs.analytics) return
-        val error = e ?: IOException("$imageUrl failed to load")
-        L.e(error) { "$imageUrl failed to load" }
-    }
+        if (!valid) {
+            L.e { "Failed to copy file" }
+            local.delete()
+            return callback(null)
+        }
 
-    @Throws(IOException::class)
-    private fun createPrivateMediaFile(): File {
-        val timeStamp = SimpleDateFormat(TIME_FORMAT, Locale.getDefault()).format(Date())
-        val imageFileName = "${IMG_TAG}_${timeStamp}_"
-        if (!tempDir.exists())
-            tempDir.mkdirs()
-        return File.createTempFile(imageFileName, IMG_EXTENSION, tempDir)
+        callback(local)
     }
 
     @Throws(IOException::class)
@@ -218,7 +201,7 @@ class ImageActivity : KauBaseActivity() {
     @Throws(IOException::class)
     private fun downloadImageTo(file: File) {
         val body = Request.Builder()
-                .url(imageUrl)
+                .url(IMAGE_URL)
                 .get()
                 .call()
                 .execute()
@@ -270,8 +253,10 @@ class ImageActivity : KauBaseActivity() {
 
     override fun onDestroy() {
         tempFile = null
-        tempDir.deleteRecursively()
-        L.d { "Closing $localClassName" }
+        val purge = System.currentTimeMillis() - PURGE_TIME
+        tempDir.listFiles(FileFilter { it.isFile && it.lastModified() < purge }).forEach {
+            it.delete()
+        }
         super.onDestroy()
     }
 }
@@ -287,7 +272,7 @@ internal enum class FabStates(val iicon: IIcon, val iconColor: Int = Prefs.iconC
                     if (activity.errorRef != null)
                         L.e(activity.errorRef) { "ImageActivity error report" }
                     activity.sendFrostEmail(R.string.debug_image_link_subject) {
-                        addItem("Url", activity.imageUrl)
+                        addItem("Url", activity.IMAGE_URL)
                         addItem("Message", activity.errorRef?.message ?: "Null")
                     }
                 }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/LoginActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/LoginActivity.kt
index 2434c8c2..3b320cce 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/LoginActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/LoginActivity.kt
@@ -10,7 +10,6 @@ import android.widget.ImageView
 import ca.allanwang.kau.utils.bindView
 import ca.allanwang.kau.utils.fadeIn
 import ca.allanwang.kau.utils.fadeOut
-import com.bumptech.glide.Glide
 import com.bumptech.glide.RequestManager
 import com.bumptech.glide.load.DataSource
 import com.bumptech.glide.load.engine.GlideException
@@ -24,6 +23,7 @@ import com.pitchedapps.frost.dbflow.loadFbCookiesAsync
 import com.pitchedapps.frost.facebook.FbCookie
 import com.pitchedapps.frost.facebook.PROFILE_PICTURE_URL
 import com.pitchedapps.frost.glide.FrostGlide
+import com.pitchedapps.frost.glide.GlideApp
 import com.pitchedapps.frost.glide.transform
 import com.pitchedapps.frost.utils.*
 import com.pitchedapps.frost.web.LoginWebView
@@ -62,7 +62,7 @@ class LoginActivity : BaseActivity() {
         setContentView(R.layout.activity_login)
         setSupportActionBar(toolbar)
         setTitle(R.string.kau_login)
-        setFrostColors{
+        setFrostColors {
             toolbar(toolbar)
         }
         web.loadLogin({ refresh = it != 100 }) { cookie ->
@@ -73,7 +73,7 @@ class LoginActivity : BaseActivity() {
                 loadInfo(cookie)
             })
         }
-        profileLoader = Glide.with(profile)
+        profileLoader = GlideApp.with(profile)
     }
 
     private fun loadInfo(cookie: CookieModel) {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbRegex.kt b/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbRegex.kt
index acc23cad..4ba3c80d 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbRegex.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbRegex.kt
@@ -25,6 +25,7 @@ val FB_NOTIF_ID_MATCHER: Regex by lazy { Regex("notif_([0-9]+)") }
 val FB_MESSAGE_NOTIF_ID_MATCHER: Regex by lazy { Regex("[thread|user]_fbid_([0-9]+)") }
 val FB_CSS_URL_MATCHER: Regex by lazy { Regex("url\\([\"|']?(.*?)[\"|']?\\)") }
 val FB_JSON_URL_MATCHER: Regex by lazy { Regex("\"(http.*?)\"") }
+val FB_IMAGE_ID_MATCHER: Regex by lazy { Regex("fbcdn.*?/[0-9]+_([0-9]+)_") }
 
 operator fun MatchResult?.get(groupIndex: Int) = this?.groupValues?.get(groupIndex)
 
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/FbRequest.kt b/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/FbRequest.kt
index ae8652e6..3ca37bb4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/FbRequest.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/FbRequest.kt
@@ -2,6 +2,7 @@ package com.pitchedapps.frost.facebook.requests
 
 import com.pitchedapps.frost.BuildConfig
 import com.pitchedapps.frost.facebook.*
+import com.pitchedapps.frost.rx.RxFlyweight
 import com.pitchedapps.frost.utils.L
 import io.reactivex.Single
 import io.reactivex.schedulers.Schedulers
@@ -12,7 +13,17 @@ import org.apache.commons.text.StringEscapeUtils
 /**
  * Created by Allan Wang on 21/12/17.
  */
-private val authMap: MutableMap<String, RequestAuth> = mutableMapOf()
+private class RxAuth : RxFlyweight<String, Long, RequestAuth>() {
+
+    override fun call(input: String) = input.getAuth()
+
+    override fun validate(input: String, cond: Long) =
+            System.currentTimeMillis() - cond < 3600000 // valid for an hour
+
+    override fun cache(input: String) = System.currentTimeMillis()
+}
+
+private val auth = RxAuth()
 
 /**
  * Synchronously fetch [RequestAuth] from cookie
@@ -21,18 +32,13 @@ private val authMap: MutableMap<String, RequestAuth> = mutableMapOf()
  */
 fun String?.fbRequest(fail: () -> Unit = {}, action: RequestAuth.() -> Unit) {
     if (this == null) return fail()
-    val savedAuth = authMap[this]
-    if (savedAuth != null) {
-        savedAuth.action()
-    } else {
-        val auth = getAuth()
-        if (!auth.isValid) {
-            L.e { "Attempted fbrequest with invalid auth" }
-            return fail()
+    auth(this).subscribe { a: RequestAuth?, _ ->
+        if (a?.isValid == true)
+            a.action()
+        else {
+            L.e { "Failed auth for ${hashCode()}" }
+            fail()
         }
-        authMap.put(this, auth)
-        L._i { "Found auth $auth" }
-        auth.action()
     }
 }
 
@@ -94,6 +100,7 @@ private fun String.requestBuilder() = Request.Builder()
 fun Request.Builder.call() = client.newCall(build())!!
 
 fun String.getAuth(): RequestAuth {
+    L.v { "Getting auth for ${hashCode()}" }
     var auth = RequestAuth(cookie = this)
     val id = FB_USER_MATCHER.find(this)[1]?.toLong() ?: return auth
     auth = auth.copy(userId = id)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Images.kt b/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Images.kt
index 61a94ac5..fa78bbfa 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Images.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Images.kt
@@ -1,9 +1,19 @@
 package com.pitchedapps.frost.facebook.requests
 
 import com.bumptech.glide.Priority
+import com.bumptech.glide.RequestBuilder
 import com.bumptech.glide.load.DataSource
+import com.bumptech.glide.load.Options
 import com.bumptech.glide.load.data.DataFetcher
+import com.bumptech.glide.load.model.ModelLoader
+import com.bumptech.glide.load.model.ModelLoaderFactory
+import com.bumptech.glide.load.model.MultiModelLoaderFactory
+import com.bumptech.glide.request.RequestOptions
+import com.bumptech.glide.request.target.Target
+import com.bumptech.glide.signature.ObjectKey
+import com.pitchedapps.frost.facebook.FB_IMAGE_ID_MATCHER
 import com.pitchedapps.frost.facebook.FB_URL_BASE
+import com.pitchedapps.frost.facebook.get
 import okhttp3.Call
 import okhttp3.Request
 import java.io.IOException
@@ -17,8 +27,54 @@ fun RequestAuth.getFullSizedImage(fbid: Long) = frostRequest(::getJsonUrl) {
     get()
 }
 
-class ImageFbidFetcher(private val fbid: Long,
-                       private val cookie: String) : DataFetcher<InputStream> {
+/**
+ * Request loader for a potentially hd version of a url
+ * In this case, each url may potentially return an id,
+ * which may potentially be used to fetch a higher res image url
+ * The following aims to allow such loading while adhering to Glide's lifecycle
+ */
+data class HdImageMaybe(val url: String, val cookie: String) {
+
+    val id: Long by lazy { FB_IMAGE_ID_MATCHER.find(url)[1]?.toLongOrNull() ?: -1 }
+
+    val isValid: Boolean by lazy {
+        id != -1L && cookie.isNotBlank()
+    }
+
+}
+
+/*
+ * The following was a test to see if hd image loading would work
+ *
+ * It's working and tested, though the improvements aren't really worth the extra data use
+ * and reload
+ */
+
+class HdImageLoadingFactory : ModelLoaderFactory<HdImageMaybe, InputStream> {
+
+    override fun build(multiFactory: MultiModelLoaderFactory) = HdImageLoading()
+
+    override fun teardown() = Unit
+}
+
+fun <T> RequestBuilder<T>.loadWithPotentialHd(model: HdImageMaybe) =
+        thumbnail(clone().load(model.url))
+                .load(model)
+                .apply(RequestOptions().override(Target.SIZE_ORIGINAL))
+
+class HdImageLoading : ModelLoader<HdImageMaybe, InputStream> {
+
+    override fun buildLoadData(model: HdImageMaybe,
+                               width: Int,
+                               height: Int,
+                               options: Options?): ModelLoader.LoadData<InputStream>? =
+            if (!model.isValid) null
+            else ModelLoader.LoadData(ObjectKey(model), HdImageFetcher(model))
+
+    override fun handles(model: HdImageMaybe) = model.isValid
+}
+
+class HdImageFetcher(private val model: HdImageMaybe) : DataFetcher<InputStream> {
 
     @Volatile private var cancelled: Boolean = false
     private var urlCall: Call? = null
@@ -33,10 +89,12 @@ class ImageFbidFetcher(private val fbid: Long,
     override fun getDataSource(): DataSource = DataSource.REMOTE
 
     override fun loadData(priority: Priority, callback: DataFetcher.DataCallback<in InputStream>) {
-        cookie.fbRequest(fail = { callback.fail("Invalid auth") }) {
+        if (!model.isValid) return callback.fail("Model is invalid")
+        model.cookie.fbRequest(fail = { callback.fail("Invalid auth") }) {
             if (cancelled) return@fbRequest callback.fail("Cancelled")
-            val url = getFullSizedImage(fbid).invoke() ?: return@fbRequest callback.fail("Null url")
+            val url = getFullSizedImage(model.id).invoke() ?: return@fbRequest callback.fail("Null url")
             if (cancelled) return@fbRequest callback.fail("Cancelled")
+            if (!url.contains("png") && !url.contains("jpg")) return@fbRequest callback.fail("Invalid format")
             urlCall = Request.Builder().url(url).get().call()
 
             inputStream = try {
@@ -44,7 +102,6 @@ class ImageFbidFetcher(private val fbid: Long,
             } catch (e: IOException) {
                 null
             }
-
             callback.onDataReady(inputStream)
         }
     }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Messages.kt b/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Messages.kt
new file mode 100644
index 00000000..0e37a61e
--- /dev/null
+++ b/app/src/main/kotlin/com/pitchedapps/frost/facebook/requests/Messages.kt
@@ -0,0 +1,32 @@
+package com.pitchedapps.frost.facebook.requests
+
+import com.pitchedapps.frost.facebook.FB_URL_BASE
+import okhttp3.Call
+
+/**
+ * Created by Allan Wang on 07/01/18.
+ */
+fun RequestAuth.sendMessage(group: String, content: String): FrostRequest<Boolean> {
+
+    // todo test more; only tested against tids=cid...
+    val body = listOf(
+            "tids" to group,
+            "body" to content,
+            "fb_dtsg" to fb_dtsg,
+            "__user" to userId
+    ).withEmptyData("m_sess", "__dyn", "__req", "__ajax__")
+
+    return frostRequest(::validateMessage) {
+        url("${FB_URL_BASE}messages/send")
+        post(body.toForm())
+    }
+}
+
+/**
+ * Messages are a bit weird with their responses
+ */
+private fun validateMessage(call: Call): Boolean {
+    val body = call.execute().body() ?: return false
+    // todo
+    return true
+}
\ No newline at end of file
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/glide/GlideUtils.kt b/app/src/main/kotlin/com/pitchedapps/frost/glide/GlideUtils.kt
index 6d2b3cda..651e57d8 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/glide/GlideUtils.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/glide/GlideUtils.kt
@@ -1,9 +1,14 @@
 package com.pitchedapps.frost.glide
 
+import android.content.Context
+import com.bumptech.glide.Glide
+import com.bumptech.glide.Registry
 import com.bumptech.glide.RequestBuilder
+import com.bumptech.glide.annotation.GlideModule
 import com.bumptech.glide.load.MultiTransformation
 import com.bumptech.glide.load.resource.bitmap.BitmapTransformation
 import com.bumptech.glide.load.resource.bitmap.CircleCrop
+import com.bumptech.glide.module.AppGlideModule
 import com.bumptech.glide.request.RequestOptions
 
 /**
@@ -25,3 +30,11 @@ fun <T> RequestBuilder<T>.transform(vararg transformation: BitmapTransformation)
             1 -> apply(RequestOptions.bitmapTransform(transformation[0]))
             else -> apply(RequestOptions.bitmapTransform(MultiTransformation(*transformation)))
         }
+
+@GlideModule
+class FrostGlideModule : AppGlideModule() {
+
+    override fun registerComponents(context: Context, glide: Glide, registry: Registry) {
+//        registry.prepend(HdImageMaybe::class.java, InputStream::class.java, HdImageLoadingFactory())
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/iitems/MenuIItem.kt b/app/src/main/kotlin/com/pitchedapps/frost/iitems/MenuIItem.kt
index 690d1be8..f5b1df17 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/iitems/MenuIItem.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/iitems/MenuIItem.kt
@@ -9,14 +9,13 @@ import ca.allanwang.kau.ui.createSimpleRippleDrawable
 import ca.allanwang.kau.utils.bindView
 import ca.allanwang.kau.utils.gone
 import ca.allanwang.kau.utils.visible
-import com.bumptech.glide.Glide
 import com.mikepenz.fastadapter.FastAdapter
 import com.pitchedapps.frost.R
 import com.pitchedapps.frost.facebook.requests.MenuFooterItem
 import com.pitchedapps.frost.facebook.requests.MenuHeader
 import com.pitchedapps.frost.facebook.requests.MenuItem
 import com.pitchedapps.frost.glide.FrostGlide
-import com.pitchedapps.frost.glide.transform
+import com.pitchedapps.frost.glide.GlideApp
 import com.pitchedapps.frost.utils.Prefs
 
 /**
@@ -42,7 +41,8 @@ class MenuContentIItem(val data: MenuItem)
             badge.setTextColor(Prefs.textColor)
             val iconUrl = item.data.pic
             if (iconUrl != null)
-                Glide.with(itemView).load(iconUrl)
+                GlideApp.with(itemView)
+                        .load(iconUrl)
                         .transform(FrostGlide.roundCorner)
                         .into(icon.visible())
             else
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt b/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt
index 2e16f386..8bc2c1fe 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt
@@ -10,12 +10,11 @@ import ca.allanwang.kau.utils.bindView
 import ca.allanwang.kau.utils.gone
 import ca.allanwang.kau.utils.visible
 import ca.allanwang.kau.utils.withAlpha
-import com.bumptech.glide.Glide
 import com.mikepenz.fastadapter.FastAdapter
 import com.mikepenz.fastadapter.adapters.ItemAdapter
 import com.pitchedapps.frost.R
 import com.pitchedapps.frost.glide.FrostGlide
-import com.pitchedapps.frost.glide.transform
+import com.pitchedapps.frost.glide.GlideApp
 import com.pitchedapps.frost.parsers.FrostNotif
 import com.pitchedapps.frost.services.FrostRunnable
 import com.pitchedapps.frost.utils.Prefs
@@ -52,7 +51,7 @@ class NotificationIItem(val notification: FrostNotif, val cookie: String) : KauI
         val thumbnail: ImageView by bindView(R.id.item_thumbnail)
 
         private val glide
-            get() = Glide.with(itemView)
+            get() = GlideApp.with(itemView)
 
         override fun bindView(item: NotificationIItem, payloads: MutableList<Any>) {
             val notif = item.notification
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/parsers/FrostParser.kt b/app/src/main/kotlin/com/pitchedapps/frost/parsers/FrostParser.kt
index f0938eca..d5730e16 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/parsers/FrostParser.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/parsers/FrostParser.kt
@@ -25,6 +25,12 @@ import org.jsoup.select.Elements
 interface FrostParser<out T : Any> {
 
     /**
+     * Name associated to parser
+     * Purely for display
+     */
+    var nameRes: Int
+
+    /**
      * Url to request from
      */
     val url: String
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/parsers/MessageParser.kt b/app/src/main/kotlin/com/pitchedapps/frost/parsers/MessageParser.kt
index 24ddd601..697cbbe8 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/parsers/MessageParser.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/parsers/MessageParser.kt
@@ -69,6 +69,8 @@ data class FrostThread(val id: Long,
 
 private class MessageParserImpl : FrostParserBase<FrostMessages>(true) {
 
+    override var nameRes = FbItem.MESSAGES.titleId
+
     override val url = FbItem.MESSAGES.url
 
     override fun textToDoc(text: String): Document? {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/parsers/NotifParser.kt b/app/src/main/kotlin/com/pitchedapps/frost/parsers/NotifParser.kt
index 23852852..812f12e3 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/parsers/NotifParser.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/parsers/NotifParser.kt
@@ -60,6 +60,8 @@ data class FrostNotif(val id: Long,
 
 private class NotifParserImpl : FrostParserBase<FrostNotifs>(false) {
 
+    override var nameRes = FbItem.NOTIFICATIONS.titleId
+
     override val url = FbItem.NOTIFICATIONS.url
 
     override fun parseImpl(doc: Document): FrostNotifs? {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/parsers/SearchParser.kt b/app/src/main/kotlin/com/pitchedapps/frost/parsers/SearchParser.kt
index 7fbc0f08..5300bf11 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/parsers/SearchParser.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/parsers/SearchParser.kt
@@ -55,6 +55,8 @@ data class FrostSearch(val href: String, val title: String, val description: Str
 
 private class SearchParserImpl : FrostParserBase<FrostSearches>(false) {
 
+    override var nameRes = FbItem._SEARCH.titleId
+
     override val url = "${FbItem._SEARCH.url}?q=a"
 
     override fun parseImpl(doc: Document): FrostSearches? {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/rx/RxFlyweight.kt b/app/src/main/kotlin/com/pitchedapps/frost/rx/RxFlyweight.kt
new file mode 100644
index 00000000..159a9bf2
--- /dev/null
+++ b/app/src/main/kotlin/com/pitchedapps/frost/rx/RxFlyweight.kt
@@ -0,0 +1,86 @@
+package com.pitchedapps.frost.rx
+
+import io.reactivex.Single
+import io.reactivex.schedulers.Schedulers
+import java.util.concurrent.TimeUnit
+
+/**
+ * Created by Allan Wang on 07/01/18.
+ *
+ * Reactive flyweight to help deal with prolonged executions
+ * Each call will output a [Single], which may be new if none exist or the old one is invalidated,
+ * or reused if an old one is still valid
+ *
+ * Types:
+ * T    input       argument for caller
+ * C    condition   condition to check against for validity
+ * R    response    response within reactive output
+ */
+abstract class RxFlyweight<in T : Any, C : Any, R : Any> {
+
+    /**
+     * Given an input emit the desired response
+     * This will be executed in a separate thread
+     */
+    protected abstract fun call(input: T): R
+
+    /**
+     * Given an input and condition, check if
+     * we may used cache data or if we need to make a new request
+     * Return [true] to use cache, [false] otherwise
+     */
+    protected abstract fun validate(input: T, cond: C): Boolean
+
+    /**
+     * Given an input, create a new condition to be used
+     * for future requests
+     */
+    protected abstract fun cache(input: T): C
+
+    private val conditionals = mutableMapOf<T, C>()
+    private val sources = mutableMapOf<T, Single<R>>()
+
+    private val lock = Any()
+
+    /**
+     * Entry point to give an input a receive a [Single]
+     * Note that the observer is not bound to any particular thread,
+     * as it is dependent on [createNewSource]
+     */
+    operator fun invoke(input: T): Single<R> {
+        synchronized(lock) {
+            val source = sources[input]
+
+            // update condition and retrieve old one
+            val condition = conditionals.put(input, cache(input))
+
+            // check to reuse observable
+            if (source != null && condition != null && validate(input, condition))
+                return source
+
+            val newSource = createNewSource(input).cache().doOnError { sources.remove(input) }
+
+            sources.put(input, newSource)
+            return newSource
+        }
+    }
+
+    /**
+     * Open source creator
+     * Result will then be created with [Single.cache]
+     * If you don't have a need for cache,
+     * you likely won't have a need for flyweights
+     */
+    open protected fun createNewSource(input: T): Single<R> =
+            Single.fromCallable { call(input) }
+                    .timeout(20, TimeUnit.SECONDS)
+                    .subscribeOn(Schedulers.io())
+
+    fun reset() {
+        synchronized(lock) {
+            sources.clear()
+            conditionals.clear()
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/services/FrostNotifications.kt b/app/src/main/kotlin/com/pitchedapps/frost/services/FrostNotifications.kt
index 50392dea..e8c5e7c1 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/services/FrostNotifications.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/services/FrostNotifications.kt
@@ -19,7 +19,6 @@ import android.support.v4.app.NotificationManagerCompat
 import ca.allanwang.kau.utils.color
 import ca.allanwang.kau.utils.dpToPx
 import ca.allanwang.kau.utils.string
-import com.bumptech.glide.Glide
 import com.bumptech.glide.request.target.SimpleTarget
 import com.bumptech.glide.request.transition.Transition
 import com.pitchedapps.frost.BuildConfig
@@ -31,7 +30,7 @@ import com.pitchedapps.frost.dbflow.lastNotificationTime
 import com.pitchedapps.frost.enums.OverlayContext
 import com.pitchedapps.frost.facebook.FbItem
 import com.pitchedapps.frost.glide.FrostGlide
-import com.pitchedapps.frost.glide.transform
+import com.pitchedapps.frost.glide.GlideApp
 import com.pitchedapps.frost.parsers.FrostParser
 import com.pitchedapps.frost.parsers.MessageParser
 import com.pitchedapps.frost.parsers.NotifParser
@@ -146,7 +145,10 @@ enum class NotificationType(
     fun fetch(context: Context, data: CookieModel) {
         val response = parser.parse(data.cookie)
                 ?: return L.v { "$name notification data not found" }
-        val notifs = response.data.getUnreadNotifications(data)
+        val notifs = response.data.getUnreadNotifications(data).filter {
+            val text = it.text
+            Prefs.notificationKeywords.any { text.contains(it, true) }
+        }
         if (notifs.isEmpty()) return
         var notifCount = 0
         val userId = data.id
@@ -201,7 +203,7 @@ enum class NotificationType(
             if (profileUrl != null) {
                 context.runOnUiThread {
                     //todo verify if context is valid?
-                    Glide.with(context)
+                    GlideApp.with(context)
                             .asBitmap()
                             .load(profileUrl)
                             .transform(FrostGlide.circleCrop)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/services/NotificationService.kt b/app/src/main/kotlin/com/pitchedapps/frost/services/NotificationService.kt
index 3d19606b..fc946772 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/services/NotificationService.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/services/NotificationService.kt
@@ -61,7 +61,8 @@ class NotificationService : JobService() {
             val cookies = loadFbCookiesSync()
             cookies.forEach {
                 val current = it.id == currentId
-                if (current || Prefs.notificationAllAccounts)
+                if (Prefs.notificationsGeneral
+                        && (current || Prefs.notificationAllAccounts))
                     NotificationType.GENERAL.fetch(context, it)
                 if (Prefs.notificationsInstantMessages
                         && (current || Prefs.notificationsImAllAccounts))
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/settings/Debug.kt b/app/src/main/kotlin/com/pitchedapps/frost/settings/Debug.kt
index 3e795e80..3b37d1c3 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/settings/Debug.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/settings/Debug.kt
@@ -3,6 +3,7 @@ package com.pitchedapps.frost.settings
 import ca.allanwang.kau.kpref.activity.KPrefAdapterBuilder
 import ca.allanwang.kau.utils.materialDialog
 import ca.allanwang.kau.utils.startActivityForResult
+import ca.allanwang.kau.utils.string
 import com.pitchedapps.frost.R
 import com.pitchedapps.frost.activities.DebugActivity
 import com.pitchedapps.frost.activities.SettingsActivity
@@ -10,6 +11,9 @@ import com.pitchedapps.frost.activities.SettingsActivity.Companion.ACTIVITY_REQU
 import com.pitchedapps.frost.debugger.OfflineWebsite
 import com.pitchedapps.frost.facebook.FbCookie
 import com.pitchedapps.frost.facebook.FbItem
+import com.pitchedapps.frost.parsers.MessageParser
+import com.pitchedapps.frost.parsers.NotifParser
+import com.pitchedapps.frost.parsers.SearchParser
 import com.pitchedapps.frost.utils.L
 import com.pitchedapps.frost.utils.frostUriFromFile
 import com.pitchedapps.frost.utils.sendFrostEmail
@@ -34,6 +38,23 @@ fun SettingsActivity.getDebugPrefs(): KPrefAdapterBuilder.() -> Unit = {
         descRes = R.string.debug_web_desc
         onClick = { this@getDebugPrefs.startActivityForResult<DebugActivity>(ACTIVITY_REQUEST_DEBUG) }
     }
+
+    plainText(R.string.debug_parsers) {
+        descRes = R.string.debug_parsers_desc
+        onClick = {
+
+            val parsers = arrayOf(NotifParser, MessageParser, SearchParser)
+
+            materialDialog {
+                items(parsers.map { string(it.nameRes) })
+                itemsCallback { dialog, _, position, _ ->
+                    dialog.dismiss()
+                    // todo add debugging
+                }
+            }
+
+        }
+    }
 }
 
 private const val ZIP_NAME = "debug"
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/settings/Notifications.kt b/app/src/main/kotlin/com/pitchedapps/frost/settings/Notifications.kt
index 1108f5d4..2ee086c0 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/settings/Notifications.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/settings/Notifications.kt
@@ -23,7 +23,7 @@ import com.pitchedapps.frost.views.Keywords
 fun SettingsActivity.getNotificationPrefs(): KPrefAdapterBuilder.() -> Unit = {
 
     text(R.string.notification_frequency, Prefs::notificationFreq, { Prefs.notificationFreq = it }) {
-        val options = longArrayOf(-1, 15, 30, 60, 120, 180, 300, 1440, 2880)
+        val options = longArrayOf(15, 30, 60, 120, 180, 300, 1440, 2880)
         val texts = options.map { if (it <= 0) string(R.string.no_notifications) else minuteToText(it) }
         onClick = {
             materialDialogThemed {
@@ -36,6 +36,12 @@ fun SettingsActivity.getNotificationPrefs(): KPrefAdapterBuilder.() -> Unit = {
                 })
             }
         }
+        enabler = {
+            val enabled = Prefs.notificationsGeneral || Prefs.notificationsInstantMessages
+            if (!enabled)
+                scheduleNotifications(-1)
+            enabled
+        }
         textGetter = { minuteToText(it) }
     }
 
@@ -52,15 +58,34 @@ fun SettingsActivity.getNotificationPrefs(): KPrefAdapterBuilder.() -> Unit = {
         }
     }
 
-    checkbox(R.string.notification_all_accounts, Prefs::notificationAllAccounts, { Prefs.notificationAllAccounts = it }) {
-        descRes = R.string.notification_all_accounts_desc
+    checkbox(R.string.notification_general, Prefs::notificationsGeneral,
+            {
+                Prefs.notificationsGeneral = it
+                reloadByTitle(R.string.notification_general_all_accounts)
+                if (!Prefs.notificationsInstantMessages)
+                    reloadByTitle(R.string.notification_frequency)
+            }) {
+        descRes = R.string.notification_general_desc
+    }
+
+    checkbox(R.string.notification_general_all_accounts, Prefs::notificationAllAccounts,
+            { Prefs.notificationAllAccounts = it }) {
+        descRes = R.string.notification_general_all_accounts_desc
+        enabler = Prefs::notificationsGeneral
     }
 
-    checkbox(R.string.notification_messages, Prefs::notificationsInstantMessages, { Prefs.notificationsInstantMessages = it; reloadByTitle(R.string.notification_messages_all_accounts) }) {
+    checkbox(R.string.notification_messages, Prefs::notificationsInstantMessages,
+            {
+                Prefs.notificationsInstantMessages = it
+                reloadByTitle(R.string.notification_messages_all_accounts)
+                if (!Prefs.notificationsGeneral)
+                    reloadByTitle(R.string.notification_frequency)
+            }) {
         descRes = R.string.notification_messages_desc
     }
 
-    checkbox(R.string.notification_messages_all_accounts, Prefs::notificationsImAllAccounts, { Prefs.notificationsImAllAccounts = it }) {
+    checkbox(R.string.notification_messages_all_accounts, Prefs::notificationsImAllAccounts,
+            { Prefs.notificationsImAllAccounts = it }) {
         descRes = R.string.notification_messages_all_accounts_desc
         enabler = Prefs::notificationsInstantMessages
     }
@@ -91,22 +116,28 @@ fun SettingsActivity.getNotificationPrefs(): KPrefAdapterBuilder.() -> Unit = {
         }
     }
 
-    text(R.string.notification_ringtone, Prefs::notificationRingtone, { Prefs.notificationRingtone = it }) {
+    text(R.string.notification_ringtone, Prefs::notificationRingtone,
+            { Prefs.notificationRingtone = it }) {
         ringtone(SettingsActivity.REQUEST_NOTIFICATION_RINGTONE)
     }
 
-    text(R.string.message_ringtone, Prefs::messageRingtone, { Prefs.messageRingtone = it }) {
+    text(R.string.message_ringtone, Prefs::messageRingtone,
+            { Prefs.messageRingtone = it }) {
         ringtone(SettingsActivity.REQUEST_MESSAGE_RINGTONE)
     }
 
-    checkbox(R.string.notification_vibrate, Prefs::notificationVibrate, { Prefs.notificationVibrate = it })
+    checkbox(R.string.notification_vibrate, Prefs::notificationVibrate,
+            { Prefs.notificationVibrate = it })
 
-    checkbox(R.string.notification_lights, Prefs::notificationLights, { Prefs.notificationLights = it })
+    checkbox(R.string.notification_lights, Prefs::notificationLights,
+            { Prefs.notificationLights = it })
 
     plainText(R.string.notification_fetch_now) {
         descRes = R.string.notification_fetch_now_desc
         onClick = {
-            val text = if (fetchNotifications()) R.string.notification_fetch_success else R.string.notification_fetch_fail
+            val text =
+                    if (fetchNotifications()) R.string.notification_fetch_success
+                    else R.string.notification_fetch_fail
             frostSnackbar(text)
         }
     }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/utils/Prefs.kt b/app/src/main/kotlin/com/pitchedapps/frost/utils/Prefs.kt
index 7bec8ce0..7422fb36 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/utils/Prefs.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/utils/Prefs.kt
@@ -113,6 +113,8 @@ object Prefs : KPref() {
 
     var notificationKeywords: StringSet by kpref("notification_keywords", mutableSetOf())
 
+    var notificationsGeneral: Boolean by kpref("notification_general", true)
+
     var notificationAllAccounts: Boolean by kpref("notification_all_accounts", true)
 
     var notificationsInstantMessages: Boolean by kpref("notification_im", true)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/utils/Utils.kt b/app/src/main/kotlin/com/pitchedapps/frost/utils/Utils.kt
index 1fb41dca..486fbae1 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/utils/Utils.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/utils/Utils.kt
@@ -250,8 +250,15 @@ inline val String?.isFacebookUrl
 /**
  * [true] if url is a video and can be accepted by VideoViewer
  */
-inline val String?.isVideoUrl
-    get() = this != null && (startsWith(VIDEO_REDIRECT) || startsWith("https://video-"))
+inline val String.isVideoUrl
+    get() = startsWith(VIDEO_REDIRECT) || startsWith("https://video-")
+
+/**
+ * [true] if url is or redirects to an explicit facebook image
+ */
+inline val String.isImageUrl
+    get() = (contains("fbcdn.net") && (contains(".png") || contains(".jpg")))
+            || contains("/photo/view_full_size")
 
 /**
  * [true] if url can be displayed in a different webview
@@ -308,6 +315,7 @@ fun EmailBuilder.addFrostDetails() {
     addItem("Prev version", Prefs.prevVersionCode.toString())
     val proTag = if (IS_FROST_PRO) "TY" else "FP"
     addItem("Random Frost ID", "${Prefs.frostId}-$proTag")
+    addItem("Locale", Locale.getDefault().displayName)
 }
 
 fun frostJsoup(url: String)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/views/AccountItem.kt b/app/src/main/kotlin/com/pitchedapps/frost/views/AccountItem.kt
index 64cf34a1..78847df4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/views/AccountItem.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/views/AccountItem.kt
@@ -7,7 +7,6 @@ import android.view.View
 import android.widget.ImageView
 import ca.allanwang.kau.iitems.KauIItem
 import ca.allanwang.kau.utils.*
-import com.bumptech.glide.Glide
 import com.bumptech.glide.load.DataSource
 import com.bumptech.glide.load.engine.GlideException
 import com.bumptech.glide.request.RequestListener
@@ -17,7 +16,7 @@ import com.pitchedapps.frost.R
 import com.pitchedapps.frost.dbflow.CookieModel
 import com.pitchedapps.frost.facebook.PROFILE_PICTURE_URL
 import com.pitchedapps.frost.glide.FrostGlide
-import com.pitchedapps.frost.glide.transform
+import com.pitchedapps.frost.glide.GlideApp
 import com.pitchedapps.frost.utils.Prefs
 
 /**
@@ -33,7 +32,7 @@ class AccountItem(val cookie: CookieModel?) : KauIItem<AccountItem, AccountItem.
             text.setTextColor(Prefs.textColor)
             if (cookie != null) {
                 text.text = cookie.name
-                Glide.with(itemView).load(PROFILE_PICTURE_URL(cookie.id))
+                GlideApp.with(itemView).load(PROFILE_PICTURE_URL(cookie.id))
                         .transform(FrostGlide.roundCorner).listener(object : RequestListener<Drawable> {
                     override fun onResourceReady(resource: Drawable?, model: Any?, target: Target<Drawable>?, dataSource: DataSource?, isFirstResource: Boolean): Boolean {
                         text.fadeIn()
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostRequestInterceptor.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostRequestInterceptor.kt
index 454e2a4b..0501e2e6 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostRequestInterceptor.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostRequestInterceptor.kt
@@ -17,35 +17,13 @@ import java.io.ByteArrayInputStream
  */
 private val blankResource: WebResourceResponse by lazy { WebResourceResponse("text/plain", "utf-8", ByteArrayInputStream("".toByteArray())) }
 
-//these hosts will redirect to a blank resource
-private val blacklistHost: Set<String> =
-        setOf(
-                //                "edge-chat.facebook.com" //todo make more specific? This is required for message responses
-        )
-
-//these hosts will return null and skip logging
-private val whitelistHost: Set<String> =
-        setOf(
-                "static.xx.fbcdn.net",
-                "m.facebook.com",
-                "touch.facebook.com"
-        )
-
-//these hosts will skip ad inspection
-//this list does not have to include anything from the two above
-private val adWhitelistHost: Set<String> =
-        setOf(
-                "scontent-sea1-1.xx.fbcdn.net"
-        )
-
 fun WebView.shouldFrostInterceptRequest(request: WebResourceRequest): WebResourceResponse? {
-    request.url ?: return null
-    val httpUrl = HttpUrl.parse(request.url.toString()) ?: return null
+    val requestUrl = request.url?.toString() ?: return null
+    val httpUrl = HttpUrl.parse(requestUrl) ?: return null
     val host = httpUrl.host()
     val url = httpUrl.toString()
-//    if (blacklistHost.contains(host)) return blankResource
-    if (whitelistHost.contains(host)) return null
-    if (!adWhitelistHost.contains(host) && FrostPglAdBlock.isAdHost(host)) return blankResource
+    if (host.contains("facebook") || host.contains("fbcdn")) return null
+    if (FrostPglAdBlock.isAdHost(host)) return blankResource
 //    if (!shouldLoadImages && !Prefs.loadMediaOnMeteredNetwork && request.isMedia) return blankResource
     L.v { "Intercept Request: $host $url" }
     return null
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostUrlOverlayValidator.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostUrlOverlayValidator.kt
index 9a3dc331..6c09de7c 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostUrlOverlayValidator.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostUrlOverlayValidator.kt
@@ -3,7 +3,6 @@ package com.pitchedapps.frost.web
 import com.pitchedapps.frost.activities.WebOverlayActivity
 import com.pitchedapps.frost.activities.WebOverlayActivityBase
 import com.pitchedapps.frost.activities.WebOverlayBasicActivity
-
 import com.pitchedapps.frost.contracts.VideoViewHolder
 import com.pitchedapps.frost.facebook.FbItem
 import com.pitchedapps.frost.facebook.USER_AGENT_BASIC
@@ -36,6 +35,11 @@ fun FrostWebView.requestWebOverlay(url: String): Boolean {
         context.runOnUiThread { context.showVideo(url) }
         return true
     }
+    if (url.isImageUrl) {
+        L.d { "Found fb image" }
+        context.launchImageActivity(url.formattedFbUrl, null)
+        return true
+    }
     if (!url.isIndependent) {
         L.d { "Forbid overlay switch" }
         return false
@@ -43,13 +47,14 @@ fun FrostWebView.requestWebOverlay(url: String): Boolean {
     if (!Prefs.overlayEnabled) return false
     if (context is WebOverlayActivityBase) {
         L.v { "Check web request from overlay" }
+        val shouldUseBasic = url.formattedFbUrl.shouldUseBasicAgent
         //already overlay; manage user agent
-        if (userAgentString != USER_AGENT_BASIC && url.formattedFbUrl.shouldUseBasicAgent) {
+        if (userAgentString != USER_AGENT_BASIC && shouldUseBasic) {
             L.i { "Switch to basic agent overlay" }
             context.launchWebOverlayBasic(url)
             return true
         }
-        if (context is WebOverlayBasicActivity && !url.formattedFbUrl.shouldUseBasicAgent) {
+        if (context is WebOverlayBasicActivity && !shouldUseBasic) {
             L.i { "Switch from basic agent" }
             context.launchWebOverlay(url)
             return true
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
index e23ec0f8..d0f7d490 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
@@ -1,15 +1,11 @@
 package com.pitchedapps.frost.web
 
-import android.content.Context
 import android.graphics.Bitmap
 import android.graphics.Color
 import android.webkit.WebResourceRequest
 import android.webkit.WebResourceResponse
 import android.webkit.WebView
 import android.webkit.WebViewClient
-import com.pitchedapps.frost.activities.LoginActivity
-import com.pitchedapps.frost.activities.MainActivity
-import com.pitchedapps.frost.activities.SelectorActivity
 import com.pitchedapps.frost.facebook.FB_URL_BASE
 import com.pitchedapps.frost.facebook.FbItem
 import com.pitchedapps.frost.injectors.*
diff --git a/app/src/main/res/values-de-rDE/strings_pref_notifications.xml b/app/src/main/res/values-de-rDE/strings_pref_notifications.xml
index d2280858..c2ab299a 100644
--- a/app/src/main/res/values-de-rDE/strings_pref_notifications.xml
+++ b/app/src/main/res/values-de-rDE/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Schlagwort hinzufügen</string>
   <string name="hint_keyword">Gebe das Schlagwort ein und drücke +</string>
   <string name="empty_keyword">Leeres Schlagwort</string>
-  <string name="notification_all_accounts">Benachrichtigungen von allen Accounts</string>
-  <string name="notification_all_accounts_desc">Bekomme Benachrichtigungen von allen Accounts die eingeloggt sind. Deaktiviere dies, um nur noch Benachrichtigungen von dem aktuellen Account zu bekommen.</string>
+  <string name="notification_general_all_accounts">Benachrichtigungen von allen Accounts</string>
+  <string name="notification_general_all_accounts_desc">Bekomme Benachrichtigungen von allen Accounts die eingeloggt sind. Deaktiviere dies, um nur noch Benachrichtigungen von dem aktuellen Account zu bekommen.</string>
   <string name="notification_messages">Aktiviere Nachrichten Benachrichtigungen</string>
   <string name="notification_messages_desc">Bekomme sofortige Benachrichtigungen für deine Nachrichten für den aktuellen Account.</string>
   <string name="notification_messages_all_accounts">Benachrichtigungen für Nachrichten von allen Accounts</string>
diff --git a/app/src/main/res/values-es-rES/strings_pref_notifications.xml b/app/src/main/res/values-es-rES/strings_pref_notifications.xml
index 63192d10..69aa9b60 100644
--- a/app/src/main/res/values-es-rES/strings_pref_notifications.xml
+++ b/app/src/main/res/values-es-rES/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Añadir palabra clave</string>
   <string name="hint_keyword">Escriba la palabra clave y pulse +</string>
   <string name="empty_keyword">Palabra clave vacía</string>
-  <string name="notification_all_accounts">Notificar de todas las cuentas</string>
-  <string name="notification_all_accounts_desc">Obten notificaciones de todas las cuentas en las que estes logueado. Desactivar esto hará que se muestren solo las notificaciones de la cuenta en la que estés.</string>
+  <string name="notification_general_all_accounts">Notificar de todas las cuentas</string>
+  <string name="notification_general_all_accounts_desc">Obten notificaciones de todas las cuentas en las que estes logueado. Desactivar esto hará que se muestren solo las notificaciones de la cuenta en la que estés.</string>
   <string name="notification_messages">Activar notificaciones de mensajes</string>
   <string name="notification_messages_desc">Obten notificaciones instantáneas de mensajes para tu cuenta actual.</string>
   <string name="notification_messages_all_accounts">Notificar mensajes de todas las cuentas</string>
diff --git a/app/src/main/res/values-fr-rFR/strings_pref_notifications.xml b/app/src/main/res/values-fr-rFR/strings_pref_notifications.xml
index 89687082..fb519054 100644
--- a/app/src/main/res/values-fr-rFR/strings_pref_notifications.xml
+++ b/app/src/main/res/values-fr-rFR/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Ajouter un mot-clé</string>
   <string name="hint_keyword">Tapez le mot-clé et appuyez sur +</string>
   <string name="empty_keyword">Mot-clé vide</string>
-  <string name="notification_all_accounts">Notifier de tous les comptes</string>
-  <string name="notification_all_accounts_desc">Recevoir des notifications pour chaque compte connecté. Désactiver cette option fera une récupération uniquement pour le compte sélectionné.</string>
+  <string name="notification_general_all_accounts">Notifier de tous les comptes</string>
+  <string name="notification_general_all_accounts_desc">Recevoir des notifications pour chaque compte connecté. Désactiver cette option fera une récupération uniquement pour le compte sélectionné.</string>
   <string name="notification_messages">Activer les notifications de message</string>
   <string name="notification_messages_desc">Recevoir des notifications de messagerie instantanée pour le compte actuel.</string>
   <string name="notification_messages_all_accounts">Notifier les messages de tous les comptes</string>
diff --git a/app/src/main/res/values-gl-rES/strings_pref_notifications.xml b/app/src/main/res/values-gl-rES/strings_pref_notifications.xml
index aea99fb3..f3ce204d 100644
--- a/app/src/main/res/values-gl-rES/strings_pref_notifications.xml
+++ b/app/src/main/res/values-gl-rES/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Engadir palabra chave</string>
   <string name="hint_keyword">Escribe a palabra e toca en +</string>
   <string name="empty_keyword">Palabra chave baleira</string>
-  <string name="notification_all_accounts">Notificar de todas as contas</string>
-  <string name="notification_all_accounts_desc">Obtén notificacións de todas as contas con que iniciaras sesión. Ao desactivar isto, só obterás notificacións da conta actualmente seleccionada.</string>
+  <string name="notification_general_all_accounts">Notificar de todas as contas</string>
+  <string name="notification_general_all_accounts_desc">Obtén notificacións de todas as contas con que iniciaras sesión. Ao desactivar isto, só obterás notificacións da conta actualmente seleccionada.</string>
   <string name="notification_messages">Activar notificacións de mensaxes</string>
   <string name="notification_messages_desc">Obtén notificacións instantáneas de mensaxes para a túa conta actual.</string>
   <string name="notification_messages_all_accounts">Notificar mensaxes de todas as contas</string>
diff --git a/app/src/main/res/values-it-rIT/strings_pref_notifications.xml b/app/src/main/res/values-it-rIT/strings_pref_notifications.xml
index 9e3fb335..5f0b530c 100644
--- a/app/src/main/res/values-it-rIT/strings_pref_notifications.xml
+++ b/app/src/main/res/values-it-rIT/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Aggiungi parole chiave</string>
   <string name="hint_keyword">Scrivi la parola e premi +</string>
   <string name="empty_keyword">Parola Chiave Vuota</string>
-  <string name="notification_all_accounts">Notifica da tutti gli accounts</string>
-  <string name="notification_all_accounts_desc">Ricevi notifiche per ogni account registrato. Disattivando questa opzione riceverai notifiche solo dall\'account selezionato.</string>
+  <string name="notification_general_all_accounts">Notifica da tutti gli accounts</string>
+  <string name="notification_general_all_accounts_desc">Ricevi notifiche per ogni account registrato. Disattivando questa opzione riceverai notifiche solo dall\'account selezionato.</string>
   <string name="notification_messages">Attiva notifiche messaggi</string>
   <string name="notification_messages_desc">Ricevi notifiche istantanee di messaggi per il tuo account.</string>
   <string name="notification_messages_all_accounts">Notifica messaggi da tutti gli account</string>
diff --git a/app/src/main/res/values-ko-rKR/strings_pref_notifications.xml b/app/src/main/res/values-ko-rKR/strings_pref_notifications.xml
index beba9ee0..c6777c41 100644
--- a/app/src/main/res/values-ko-rKR/strings_pref_notifications.xml
+++ b/app/src/main/res/values-ko-rKR/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">키워드 추가</string>
   <string name="hint_keyword">키워드를 작성하고 + 를 누르세요.</string>
   <string name="empty_keyword">키워드 비어있음</string>
-  <string name="notification_all_accounts">모든 계정에서 알림</string>
-  <string name="notification_all_accounts_desc">로그인 되어 있는 모든 계정에서 알림을 받습니다. 이 옺션을 해제하면 현재 로그인된 계정의 알림만 받게 됩니다.</string>
+  <string name="notification_general_all_accounts">모든 계정에서 알림</string>
+  <string name="notification_general_all_accounts_desc">로그인 되어 있는 모든 계정에서 알림을 받습니다. 이 옺션을 해제하면 현재 로그인된 계정의 알림만 받게 됩니다.</string>
   <string name="notification_messages">메시지 알림 활성화</string>
   <string name="notification_messages_desc">현재 계정의 메시지 알림을 받습니다.</string>
   <string name="notification_messages_all_accounts">모든 계정의 메시지 받기</string>
diff --git a/app/src/main/res/values-pl-rPL/strings_pref_notifications.xml b/app/src/main/res/values-pl-rPL/strings_pref_notifications.xml
index 0f2a4cf8..12de118d 100644
--- a/app/src/main/res/values-pl-rPL/strings_pref_notifications.xml
+++ b/app/src/main/res/values-pl-rPL/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Dodaj słowo kluczowe</string>
   <string name="hint_keyword">Wpisz słowo kluczowe i naciśnij +</string>
   <string name="empty_keyword">Puste słowo kluczowe</string>
-  <string name="notification_all_accounts">Powiadamiaj ze wszystkich kont</string>
-  <string name="notification_all_accounts_desc">Otrzymuj powiadomienia dla każdego zalogowanego konta. Wyłączenie spowoduje sprawdzanie powiadomień, tylko z obecnie wybranego konta.</string>
+  <string name="notification_general_all_accounts">Powiadamiaj ze wszystkich kont</string>
+  <string name="notification_general_all_accounts_desc">Otrzymuj powiadomienia dla każdego zalogowanego konta. Wyłączenie spowoduje sprawdzanie powiadomień, tylko z obecnie wybranego konta.</string>
   <string name="notification_messages">Włącz powiadomienia o wiadomościach</string>
   <string name="notification_messages_desc">Otrzymuj natychmiastowe powiadomienia dla obecnego konta.</string>
   <string name="notification_messages_all_accounts">Powiadamiaj ze wszystkich kont</string>
diff --git a/app/src/main/res/values-pt-rBR/strings_pref_notifications.xml b/app/src/main/res/values-pt-rBR/strings_pref_notifications.xml
index cd8a8a25..1e128f7d 100644
--- a/app/src/main/res/values-pt-rBR/strings_pref_notifications.xml
+++ b/app/src/main/res/values-pt-rBR/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Adicionar Palavra-Chave</string>
   <string name="hint_keyword">Escreva a palavra-chave e pressione +</string>
   <string name="empty_keyword">Palavra-chave Vazia</string>
-  <string name="notification_all_accounts">Notificações de todas as contas</string>
-  <string name="notification_all_accounts_desc">Receber notificações para qualquer conta que esteja logada. Desativar esta opção vai apenas buscar as notificações da conta atualmente selecionada.</string>
+  <string name="notification_general_all_accounts">Notificações de todas as contas</string>
+  <string name="notification_general_all_accounts_desc">Receber notificações para qualquer conta que esteja logada. Desativar esta opção vai apenas buscar as notificações da conta atualmente selecionada.</string>
   <string name="notification_messages">Ativar as notificações de mensagem</string>
   <string name="notification_messages_desc">Receber notificações de conversas de sua conta atual.</string>
   <string name="notification_messages_all_accounts">Notificar mensagens de todas as contas</string>
diff --git a/app/src/main/res/values-vi-rVN/strings_pref_notifications.xml b/app/src/main/res/values-vi-rVN/strings_pref_notifications.xml
index 92889571..d077173c 100644
--- a/app/src/main/res/values-vi-rVN/strings_pref_notifications.xml
+++ b/app/src/main/res/values-vi-rVN/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">Thêm từ khoá</string>
   <string name="hint_keyword">Nhập từ khoá rồi bấm +</string>
   <string name="empty_keyword">Từ khoá trống</string>
-  <string name="notification_all_accounts">Thông báo từ tất cả các tài khoản</string>
-  <string name="notification_all_accounts_desc">Hiện thông báo từ tất cả các tài khoản đăng đăng nhập. Khi tắt, sẽ chỉ hiện thông báo từ tài khoản hiện tại.</string>
+  <string name="notification_general_all_accounts">Thông báo từ tất cả các tài khoản</string>
+  <string name="notification_general_all_accounts_desc">Hiện thông báo từ tất cả các tài khoản đăng đăng nhập. Khi tắt, sẽ chỉ hiện thông báo từ tài khoản hiện tại.</string>
   <string name="notification_messages">Bật thông báo tin nhắn</string>
   <string name="notification_messages_desc">Nhận thông báo tin nhắn cho tài khoản hiện tại.</string>
   <string name="notification_messages_all_accounts">Thông báo tin nhắn từ tất cả các tài khoản</string>
diff --git a/app/src/main/res/values-zh-rCN/strings_pref_notifications.xml b/app/src/main/res/values-zh-rCN/strings_pref_notifications.xml
index 66ae53a0..38a2722d 100644
--- a/app/src/main/res/values-zh-rCN/strings_pref_notifications.xml
+++ b/app/src/main/res/values-zh-rCN/strings_pref_notifications.xml
@@ -8,8 +8,8 @@
   <string name="add_keyword">添加关键字</string>
   <string name="hint_keyword">输入关键字并按 +</string>
   <string name="empty_keyword">空关键字</string>
-  <string name="notification_all_accounts">所有帐户通知</string>
-  <string name="notification_all_accounts_desc">从每个登录帐户中获取通知。如果禁用则只从当前选择帐户中获取通知。</string>
+  <string name="notification_general_all_accounts">所有帐户通知</string>
+  <string name="notification_general_all_accounts_desc">从每个登录帐户中获取通知。如果禁用则只从当前选择帐户中获取通知。</string>
   <string name="notification_messages">启用通知</string>
   <string name="notification_messages_desc">获得当前帐户即时消息通知。</string>
   <string name="notification_messages_all_accounts">所有帐户消息通知</string>
diff --git a/app/src/main/res/values/strings_pref_debug.xml b/app/src/main/res/values/strings_pref_debug.xml
index 8e8c051c..771e5130 100644
--- a/app/src/main/res/values/strings_pref_debug.xml
+++ b/app/src/main/res/values/strings_pref_debug.xml
@@ -16,4 +16,7 @@
     <string name="debug_web_desc">Navigate to the page with an issue and send the resources for debugging.</string>
 
     <string name="parsing_data">Parsing Data</string>
+
+    <string name="debug_parsers">Debug Parsers</string>
+    <string name="debug_parsers_desc">Launch one of the available parsers to debug its response data</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings_pref_notifications.xml b/app/src/main/res/values/strings_pref_notifications.xml
index 49665f8e..8db493b8 100644
--- a/app/src/main/res/values/strings_pref_notifications.xml
+++ b/app/src/main/res/values/strings_pref_notifications.xml
@@ -8,14 +8,16 @@
     <string name="add_keyword">Add Keyword</string>
     <string name="hint_keyword">Type keyword and press +</string>
     <string name="empty_keyword">Empty Keyword</string>
-    <string name="notification_all_accounts">Notify from all accounts</string>
-    <string name="notification_all_accounts_desc">Get notifications for every account that is logged in. Disabling this will only fetch notifications form the currently selected account.</string>
+    <string name="notification_general">Enable general notifications</string>
+    <string name="notification_general_desc">Get general notifications for your current account.</string>
+    <string name="notification_general_all_accounts">Notify from all accounts</string>
+    <string name="notification_general_all_accounts_desc">Get general notifications for every account that is logged in.</string>
     <string name="notification_messages">Enable message notifications</string>
     <string name="notification_messages_desc">Get instant message notifications for your current account.</string>
     <string name="notification_messages_all_accounts">Notify messages from all accounts</string>
     <string name="notification_messages_all_accounts_desc">Get instant message notifications from all accounts</string>
     <string name="notification_fetch_now">Fetch Notifications Now</string>
-    <string name="notification_fetch_now_desc">Trigger the notification fetcher once. Note that fetching instant messages takes time.</string>
+    <string name="notification_fetch_now_desc">Trigger the notification fetcher once.</string>
     <string name="notification_fetch_success">Fetching Notifications…</string>
     <string name="notification_fetch_fail">Couldn\'t fetch notifications</string>
     <string name="notification_sound">Notification sound</string>
diff --git a/app/src/main/res/xml/frost_changelog.xml b/app/src/main/res/xml/frost_changelog.xml
index 28978193..0ddc28f3 100644
--- a/app/src/main/res/xml/frost_changelog.xml
+++ b/app/src/main/res/xml/frost_changelog.xml
@@ -9,8 +9,8 @@
     <version title="v1.7.7" />
     <item text="Fix overlay loading" />
     <item text="Improve image loading" />
-    <item text="" />
-    <item text="" />
+    <item text="Launch image viewer when opening full sized image" />
+    <item text="Improve filtering system" />
     <item text="" />
     <item text="" />
     <item text="" />
diff --git a/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbRegexTest.kt b/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbRegexTest.kt
index a79ccf3f..08853466 100644
--- a/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbRegexTest.kt
+++ b/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbRegexTest.kt
@@ -49,4 +49,12 @@ class FbRegexTest {
         val data = "\"uri\":\"$url\"}"
         assertEquals(url, FB_JSON_URL_MATCHER.find(data)[1])
     }
+
+    @Test
+    fun imageIdRegex() {
+        val id = 123456L
+        val img = "https://scontent-yyz1-1.xx.fbcdn.net/v/t31.0-8/fr/cp0/e15/q65/89056_${id}_98239_o.jpg"
+        assertEquals(id, FB_IMAGE_ID_MATCHER.find(img)[1]?.toLongOrNull())
+    }
+
 }
\ No newline at end of file
diff --git a/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbUrlTest.kt b/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbUrlTest.kt
index 62b7cac2..79d5ea64 100644
--- a/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbUrlTest.kt
+++ b/app/src/test/kotlin/com/pitchedapps/frost/facebook/FbUrlTest.kt
@@ -1,7 +1,10 @@
 package com.pitchedapps.frost.facebook
 
+import com.pitchedapps.frost.utils.isImageUrl
 import org.junit.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFalse
+import kotlin.test.assertTrue
 
 
 /**
@@ -57,4 +60,28 @@ class FbUrlTest {
         assertFbFormat(expected, url)
     }
 
+
+    @Test
+    fun imageRegex() {
+        arrayOf(
+                "https://scontent-yyz1-1.xx.fbcdn.net/v/t1.0-9/fr/cp0/e15/q65/229_546131_836546862_n.jpg?efg=e343J9&oh=d4245b1&oe=5453",
+                "/photo/view_full_size/?fbid=1523&ref_component=mbasic_photo_permalink&ref_page=%2Fwap%2Fphoto.php&refid=153&_ft_=...",
+                "#!/photo/view_full_size/?fbid=1523&ref_component=mbasic_photo_permalink&ref_page=%2Fwap%2Fphoto.php&refid=153&_ft_=..."
+        ).forEach {
+            assertTrue(it.isImageUrl, "Failed to match image for $it")
+        }
+    }
+
+    @Test
+    fun antiImageRegex() {
+        arrayOf(
+                "http...fbcdn.net...mp4",
+                "/photo/...png",
+                "https://www.google.ca"
+        ).forEach {
+            assertFalse(it.isImageUrl, "Should not have matched image for $it")
+        }
+
+    }
+
 }
\ No newline at end of file
diff --git a/app/src/test/kotlin/com/pitchedapps/frost/rx/ResettableFlyweightTest.kt b/app/src/test/kotlin/com/pitchedapps/frost/rx/ResettableFlyweightTest.kt
new file mode 100644
index 00000000..ec92b059
--- /dev/null
+++ b/app/src/test/kotlin/com/pitchedapps/frost/rx/ResettableFlyweightTest.kt
@@ -0,0 +1,61 @@
+package com.pitchedapps.frost.rx
+
+import org.junit.Before
+import org.junit.Test
+import java.util.concurrent.CountDownLatch
+import kotlin.test.assertEquals
+import kotlin.test.assertNotEquals
+
+/**
+ * Created by Allan Wang on 07/01/18.
+ */
+private inline val threadId
+    get() = Thread.currentThread().id
+
+class ResettableFlyweightTest {
+
+    class IntFlyweight : RxFlyweight<Int, Long, Long>() {
+        override fun call(input: Int): Long {
+            println("Call for $input on thread $threadId")
+            Thread.sleep(20)
+            return System.currentTimeMillis()
+        }
+
+        override fun validate(input: Int, cond: Long) = System.currentTimeMillis() - cond < 500
+
+        override fun cache(input: Int): Long = System.currentTimeMillis()
+    }
+
+    private lateinit var flyweight: IntFlyweight
+    private lateinit var latch: CountDownLatch
+
+    @Before
+    fun init() {
+        flyweight = IntFlyweight()
+        latch = CountDownLatch(1)
+    }
+
+    @Test
+    fun testCache() {
+        flyweight(1).subscribe { i ->
+            flyweight(1).subscribe { j ->
+                assertEquals(i, j, "Did not use cache during calls")
+                latch.countDown()
+            }
+        }
+        latch.await()
+    }
+
+    @Test
+    fun testNoCache() {
+        flyweight(1).subscribe { i ->
+            flyweight(2).subscribe { j ->
+                assertNotEquals(i, j, "Should not use cache for calls with different keys")
+                latch.countDown()
+            }
+        }
+        latch.await()
+    }
+
+
+}
\ No newline at end of file
diff --git a/docs/Changelog.md b/docs/Changelog.md
index 06452550..4791bda4 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -3,6 +3,8 @@
 ## v1.7.7
 * Fix overlay loading
 * Improve image loading
+* Launch image viewer when opening full sized image
+* Improve filtering system
 
 ## v1.7.5
 * Mark notifications as read when clicked!