Feature/website debug (#603)

* Create beginning of web downloader

* Clean up

* Update KAU for reified activity launching

* Update web attachments and setFrostColor

* Test other zipper

* Test simpler image saving model

* Finish up image activity

* Restore aggressive overlays

* Try new zipper

* Test again

* Fix tests

* Add working build

* Rename

* Support cancellation

27 files changed, 818 insertions, 222 deletions

diff --git a/app/src/debug/res/xml/file_paths.xml b/app/src/debug/res/xml/file_paths.xml
deleted file mode 100644
index 087f23c9..00000000
--- a/app/src/debug/res/xml/file_paths.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<paths>
-    <external-path
-        name="Frost_images"
-        path="Android/data/com.pitchedapps.frost.debug/files/Pictures" />
-    <external-path
-        name="Frost_public_images"
-        path="Pictures/Frost" />
-</paths>
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index c6414c51..12b8c029 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -142,6 +142,9 @@
         <activity
             android:name=".activities.ImageActivity"
             android:theme="@style/FrostTheme.Transparent" />
+        <activity
+            android:name=".activities.DebugActivity"
+            android:theme="@style/FrostTheme" />
 
         <service
             android:name=".services.NotificationService"
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/StartActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/StartActivity.kt
index 2107f31f..f9da7073 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/StartActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/StartActivity.kt
@@ -19,13 +19,17 @@ class StartActivity : KauBaseActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         FbCookie.switchBackUser {
-            loadFbCookiesAsync { cookies ->
+            loadFbCookiesAsync {
+                val cookies = ArrayList(it)
                 L.i { "Cookies loaded at time ${System.currentTimeMillis()}" }
                 L._d { "Cookies: ${cookies.joinToString("\t")}" }
-                if (cookies.isNotEmpty())
-                    launchNewTask(if (Prefs.userId != -1L) MainActivity::class.java else SelectorActivity::class.java, ArrayList(cookies))
-                else
-                    launchNewTask(LoginActivity::class.java)
+                if (cookies.isNotEmpty()) {
+                    if (Prefs.userId != -1L)
+                        launchNewTask<MainActivity>(cookies)
+                    else
+                        launchNewTask<SelectorActivity>(cookies)
+                } else
+                    launchNewTask<LoginActivity>()
             }
         }
     }
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 1e17f06a..ffcbadab 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
@@ -123,7 +123,12 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
 //            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
 //                    .setAction("Action", null).show()
 //        }
-        setFrostColors(toolbar, themeWindow = false, headers = arrayOf(appBar), backgrounds = arrayOf(viewPager))
+        setFrostColors {
+            toolbar(toolbar)
+            themeWindow = false
+            header(appBar)
+            background(viewPager)
+        }
         tabs.setBackgroundColor(Prefs.mainActivityLayout.backgroundColor())
         onCreateBilling()
     }
@@ -192,8 +197,8 @@ abstract class BaseMainActivity : BaseActivity(), MainActivityContract,
                                 }
                             }
                         }
-                        -3L -> launchNewTask(LoginActivity::class.java, clearStack = false)
-                        -4L -> launchNewTask(SelectorActivity::class.java, cookies(), false)
+                        -3L -> launchNewTask<LoginActivity>(clearStack = 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/DebugActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/DebugActivity.kt
new file mode 100644
index 00000000..b6becf90
--- /dev/null
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/DebugActivity.kt
@@ -0,0 +1,75 @@
+package com.pitchedapps.frost.activities
+
+import android.app.Activity
+import android.content.Intent
+import android.content.res.ColorStateList
+import android.os.Bundle
+import android.support.design.widget.FloatingActionButton
+import android.support.v4.widget.SwipeRefreshLayout
+import android.support.v7.widget.Toolbar
+import ca.allanwang.kau.internal.KauBaseActivity
+import ca.allanwang.kau.utils.bindView
+import ca.allanwang.kau.utils.setIcon
+import ca.allanwang.kau.utils.visible
+import com.mikepenz.google_material_typeface_library.GoogleMaterial
+import com.pitchedapps.frost.R
+import com.pitchedapps.frost.facebook.FbItem
+import com.pitchedapps.frost.utils.Prefs
+import com.pitchedapps.frost.utils.setFrostColors
+import com.pitchedapps.frost.web.DebugWebView
+
+/**
+ * Created by Allan Wang on 05/01/18.
+ */
+class DebugActivity : KauBaseActivity(), SwipeRefreshLayout.OnRefreshListener {
+
+    private val toolbar: Toolbar by bindView(R.id.toolbar)
+    private val web: DebugWebView by bindView(R.id.debug_webview)
+    private val swipeRefresh: SwipeRefreshLayout by bindView(R.id.swipe_refresh)
+    private val fab: FloatingActionButton by bindView(R.id.fab)
+
+    companion object {
+        const val RESULT_URL = "extra_result_url"
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_debug)
+        setSupportActionBar(toolbar)
+        setTitle(R.string.debug_frost)
+        setFrostColors {
+            toolbar(toolbar)
+        }
+        web.loadUrl(FbItem.FEED.url)
+        web.onPageFinished = { swipeRefresh.isRefreshing = false }
+        fab.visible().setIcon(GoogleMaterial.Icon.gmd_bug_report, Prefs.iconColor)
+        fab.backgroundTintList = ColorStateList.valueOf(Prefs.accentColor)
+        fab.setOnClickListener {
+            val intent = Intent()
+            intent.putExtra(RESULT_URL, web.url)
+            setResult(Activity.RESULT_OK, intent)
+            finish()
+        }
+    }
+
+    override fun onRefresh() {
+        web.reload()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        web.resumeTimers()
+    }
+
+    override fun onPause() {
+        web.pauseTimers()
+        super.onPause()
+    }
+
+    override fun onBackPressed() {
+        if (web.canGoBack())
+            web.goBack()
+        else
+            super.onBackPressed()
+    }
+}
\ No newline at end of file
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 d63fa25e..99fa6eee 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/ImageActivity.kt
@@ -1,5 +1,6 @@
 package com.pitchedapps.frost.activities
 
+import android.content.Context
 import android.content.Intent
 import android.content.res.ColorStateList
 import android.graphics.Bitmap
@@ -7,18 +8,20 @@ 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
-import android.support.v4.content.FileProvider
 import android.view.View
 import android.view.ViewGroup
 import android.widget.ProgressBar
 import android.widget.TextView
 import ca.allanwang.kau.internal.KauBaseActivity
+import ca.allanwang.kau.logging.KauLoggerExtension
 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
@@ -27,14 +30,17 @@ 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.BuildConfig
 import com.pitchedapps.frost.R
+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 java.io.File
 import java.io.IOException
+import java.text.SimpleDateFormat
+import java.util.*
 
 /**
  * Created by Allan Wang on 2017-07-15.
@@ -49,17 +55,19 @@ class ImageActivity : KauBaseActivity() {
     val fab: FloatingActionButton by bindView(R.id.image_fab)
     var errorRef: Throwable? = null
 
+    private val tempDir: File by lazy { File(cacheDir, IMAGE_FOLDER) }
+
     /**
      * Reference to the temporary file path
      * Should be nonnull if the image is successfully loaded
      * As this is temporary, the image is deleted upon exit
      */
-    private var tempFilePath: String? = null
+    internal var tempFile: File? = null
     /**
      * Reference to path for downloaded image
      * Nonnull once the image is downloaded by the user
      */
-    internal var downloadPath: String? = null
+    internal var savedFile: File? = null
     /**
      * Indicator for fab's click result
      */
@@ -70,15 +78,28 @@ class ImageActivity : KauBaseActivity() {
             value.update(fab)
         }
 
+    companion object {
+        /**
+         * Cache folder to store images
+         * Linked to the uri provider
+         */
+        private const val IMAGE_FOLDER = "images"
+        private const val TIME_FORMAT = "yyyyMMdd_HHmmss"
+        private const val IMG_TAG = "Frost"
+        private const val IMG_EXTENSION = ".png"
+        private val L = KauLoggerExtension("Image", com.pitchedapps.frost.utils.L)
+    }
+
     val imageUrl: String by lazy { intent.getStringExtra(ARG_IMAGE_URL).trim('"') }
 
     val text: String? by lazy { intent.getStringExtra(ARG_TEXT) }
 
+    private val glide: RequestManager by lazy { Glide.with(this) }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         intent?.extras ?: return finish()
         L.i { "Displaying image" }
-        L._i { imageUrl }
         val layout = if (!text.isNullOrBlank()) R.layout.activity_image else R.layout.activity_image_textless
         setContentView(layout)
         container.setBackgroundColor(Prefs.bgColor.withMinAlpha(222))
@@ -101,8 +122,10 @@ class ImageActivity : KauBaseActivity() {
                 imageCallback(null, false)
             }
         })
-        Glide.with(this).asBitmap().load(imageUrl).into(PhotoTarget(this::imageCallback))
-        setFrostColors(themeWindow = false)
+        glide.asBitmap().load(imageUrl).into(PhotoTarget(this::imageCallback))
+        setFrostColors {
+            themeWindow = false
+        }
     }
 
     /**
@@ -119,7 +142,7 @@ class ImageActivity : KauBaseActivity() {
                 } else {
                     photo.setImage(ImageSource.uri(it))
                     fabAction = FabStates.DOWNLOAD
-                    photo.animate().alpha(1f).scaleXY(1f).withEndAction { fab.show() }.start()
+                    photo.animate().alpha(1f).scaleXY(1f).withEndAction(fab::show).start()
                 }
             })
         } else {
@@ -135,52 +158,105 @@ class ImageActivity : KauBaseActivity() {
 
         override fun removeCallback(cb: SizeReadyCallback?) {}
 
-        override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) = callback(resource, true)
+        override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) =
+                callback(resource, true)
 
-        override fun onLoadFailed(errorDrawable: Drawable?) = callback(null, false)
+        override fun onLoadFailed(errorDrawable: Drawable?) =
+                callback(null, false)
 
-        override fun getSize(cb: SizeReadyCallback) = cb.onSizeReady(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
+        override fun getSize(cb: SizeReadyCallback) =
+                cb.onSizeReady(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
 
     }
 
     private fun saveTempImage(resource: Bitmap, callback: (uri: Uri?) -> Unit) {
         var photoFile: File? = null
         try {
-            photoFile = createPrivateMediaFile(".png")
+            photoFile = createPrivateMediaFile()
         } catch (e: IOException) {
             errorRef = e
+            logImage(e)
         } finally {
             if (photoFile == null) {
                 callback(null)
             } else {
-                tempFilePath = photoFile.absolutePath
-                L.d { "Temp image path $tempFilePath" }
+                tempFile = photoFile
+                L.d { "Temp image path ${tempFile?.absolutePath}" }
                 // File created; proceed with request
-                val photoURI = FileProvider.getUriForFile(this,
-                        BuildConfig.APPLICATION_ID + ".provider",
-                        photoFile)
+                val photoURI = frostUriFromFile(photoFile)
                 photoFile.outputStream().use { resource.compress(Bitmap.CompressFormat.PNG, 100, it) }
                 callback(photoURI)
             }
         }
     }
 
-    internal fun downloadImage() {
+    private fun logImage(e: Exception?) {
+        if (!Prefs.analytics) return
+        val error = e ?: IOException("$imageUrl failed to load")
+        L.e(error) { "$imageUrl failed to load" }
+    }
+
+    @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)
+    }
+
+    @Throws(IOException::class)
+    private fun createPublicMediaFile(): File {
+        val timeStamp = SimpleDateFormat(TIME_FORMAT, Locale.getDefault()).format(Date())
+        val imageFileName = "${IMG_TAG}_${timeStamp}_"
+        val storageDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)
+        val frostDir = File(storageDir, IMG_TAG)
+        if (!frostDir.exists()) frostDir.mkdirs()
+        return File.createTempFile(imageFileName, IMG_EXTENSION, frostDir)
+    }
+
+    @Throws(IOException::class)
+    private fun downloadImageTo(file: File) {
+        val body = Request.Builder()
+                .url(imageUrl)
+                .get()
+                .call()
+                .execute()
+                .body() ?: throw IOException("Failed to retrieve image body")
+        body.byteStream().use { input ->
+            file.outputStream().use { output ->
+                input.copyTo(output)
+            }
+        }
+    }
+
+    internal fun saveImage() {
         kauRequestPermissions(PERMISSION_WRITE_EXTERNAL_STORAGE) { granted, _ ->
             L.d { "Download image callback granted: $granted" }
             if (granted) {
                 doAsync {
-                    val destination = createMediaFile(".png")
-                    downloadPath = destination.absolutePath
+                    val destination = createPublicMediaFile()
                     var success = true
                     try {
-                        File(tempFilePath).copyTo(destination, true)
-                        scanMedia(destination)
+                        val temp = tempFile
+                        if (temp != null)
+                            temp.copyTo(destination, true)
+                        else
+                            downloadImageTo(destination)
                     } catch (e: Exception) {
                         errorRef = e
                         success = false
                     } finally {
                         L.d { "Download image async finished: $success" }
+                        if (success) {
+                            scanMedia(destination)
+                            savedFile = destination
+                        } else {
+                            try {
+                                destination.delete()
+                            } catch (ignore: Exception) {
+                            }
+                        }
                         activityUiThreadWithContext {
                             val text = if (success) R.string.image_download_success else R.string.image_download_fail
                             frostSnackbar(text)
@@ -192,15 +268,9 @@ class ImageActivity : KauBaseActivity() {
         }
     }
 
-    internal fun deleteTempFile() {
-        if (tempFilePath != null) {
-            File(tempFilePath!!).delete()
-            tempFilePath = null
-        }
-    }
-
     override fun onDestroy() {
-        deleteTempFile()
+        tempFile = null
+        tempDir.deleteRecursively()
         L.d { "Closing $localClassName" }
         super.onDestroy()
     }
@@ -229,14 +299,12 @@ internal enum class FabStates(val iicon: IIcon, val iconColor: Int = Prefs.iconC
         override fun onClick(activity: ImageActivity) {}
     },
     DOWNLOAD(GoogleMaterial.Icon.gmd_file_download) {
-        override fun onClick(activity: ImageActivity) = activity.downloadImage()
+        override fun onClick(activity: ImageActivity) = activity.saveImage()
     },
     SHARE(GoogleMaterial.Icon.gmd_share) {
         override fun onClick(activity: ImageActivity) {
             try {
-                val photoURI = FileProvider.getUriForFile(activity,
-                        BuildConfig.APPLICATION_ID + ".provider",
-                        File(activity.downloadPath))
+                val photoURI = activity.frostUriFromFile(activity.savedFile!!)
                 val intent = Intent(Intent.ACTION_SEND).apply {
                     flags = Intent.FLAG_ACTIVITY_NEW_TASK
                     putExtra(Intent.EXTRA_STREAM, photoURI)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/IntroActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/IntroActivity.kt
index 2321a936..9babd431 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/IntroActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/IntroActivity.kt
@@ -134,7 +134,7 @@ class IntroActivity : KauBaseActivity(), ViewPager.PageTransformer, ViewPager.On
     }
 
     override fun finish() {
-        launchNewTask(MainActivity::class.java, cookies())
+        launchNewTask<MainActivity>(cookies())
         super.finish()
     }
 
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 e9657934..2434c8c2 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/LoginActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/LoginActivity.kt
@@ -62,7 +62,9 @@ class LoginActivity : BaseActivity() {
         setContentView(R.layout.activity_login)
         setSupportActionBar(toolbar)
         setTitle(R.string.kau_login)
-        setFrostColors(toolbar)
+        setFrostColors{
+            toolbar(toolbar)
+        }
         web.loadLogin({ refresh = it != 100 }) { cookie ->
             L.d { "Login found" }
             FbCookie.save(cookie.id)
@@ -97,10 +99,13 @@ class LoginActivity : BaseActivity() {
              * The user may have logged into an account that is already in the database
              * We will let the db handle duplicates and load it now after the new account has been saved
              */
-            loadFbCookiesAsync { cookies ->
+            loadFbCookiesAsync {
+                val cookies = ArrayList(it)
                 Handler().postDelayed({
-                    launchNewTask(if (Showcase.intro) IntroActivity::class.java else MainActivity::class.java,
-                            ArrayList(cookies), clearStack = true)
+                    if (Showcase.intro)
+                        launchNewTask<IntroActivity>(cookies, true)
+                    else
+                        launchNewTask<MainActivity>(cookies, true)
                 }, 1000)
             }
         }
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/SelectorActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/SelectorActivity.kt
index ff87f448..a9658eb1 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/SelectorActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/SelectorActivity.kt
@@ -38,10 +38,13 @@ class SelectorActivity : BaseActivity() {
             override fun onBind(viewHolder: RecyclerView.ViewHolder): View? = (viewHolder as? AccountItem.ViewHolder)?.v
 
             override fun onClick(v: View, position: Int, fastAdapter: FastAdapter<AccountItem>, item: AccountItem) {
-                if (item.cookie == null) this@SelectorActivity.launchNewTask(LoginActivity::class.java)
-                else FbCookie.switchUser(item.cookie, { launchNewTask(MainActivity::class.java, cookies()) })
+                if (item.cookie == null) this@SelectorActivity.launchNewTask<LoginActivity>()
+                else FbCookie.switchUser(item.cookie, { launchNewTask<MainActivity>(cookies()) })
             }
         })
-        setFrostColors(texts = arrayOf(text), backgrounds = arrayOf(container))
+        setFrostColors {
+            text(text)
+            background(container)
+        }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/SettingsActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/SettingsActivity.kt
index 58e73530..93d303ab 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/SettingsActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/SettingsActivity.kt
@@ -38,14 +38,23 @@ class SettingsActivity : KPrefActivity(), FrostBilling by IabSettings() {
         const val REQUEST_NOTIFICATION_RINGTONE = REQUEST_RINGTONE or 1
         const val REQUEST_MESSAGE_RINGTONE = REQUEST_RINGTONE or 2
         const val ACTIVITY_REQUEST_TABS = 29
+        const val ACTIVITY_REQUEST_DEBUG = 53
     }
 
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         if (fetchRingtone(requestCode, resultCode, data)) return
-        if (requestCode == ACTIVITY_REQUEST_TABS) {
-            if (resultCode == Activity.RESULT_OK)
-                shouldRestartMain()
-            return
+        when (requestCode) {
+            ACTIVITY_REQUEST_TABS -> {
+                if (resultCode == Activity.RESULT_OK)
+                    shouldRestartMain()
+                return
+            }
+            ACTIVITY_REQUEST_DEBUG -> {
+                val url = data?.extras?.getString(DebugActivity.RESULT_URL)
+                if (url?.isNotBlank() == true)
+                    sendDebug(url)
+                return
+            }
         }
         if (!onActivityResultBilling(requestCode, resultCode, data))
             super.onActivityResult(requestCode, resultCode, data)
@@ -127,7 +136,7 @@ class SettingsActivity : KPrefActivity(), FrostBilling by IabSettings() {
             descRes = R.string.about_frost_desc
             iicon = GoogleMaterial.Icon.gmd_info
             onClick = {
-                startActivityForResult(AboutActivity::class.java, 9, bundleBuilder = {
+                startActivityForResult<AboutActivity>(9, bundleBuilder = {
                     withSceneTransitionAnimation(this@SettingsActivity)
                 })
             }
@@ -141,7 +150,7 @@ class SettingsActivity : KPrefActivity(), FrostBilling by IabSettings() {
 
         plainText(R.string.replay_intro) {
             iicon = GoogleMaterial.Icon.gmd_replay
-            onClick = { launchIntroActivity(cookies()) }
+            onClick = { launchNewTask<IntroActivity>(cookies(), true) }
         }
 
         subItems(R.string.debug_frost, getDebugPrefs()) {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/TabCustomizerActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/TabCustomizerActivity.kt
index ca7a231d..554eaa00 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/TabCustomizerActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/TabCustomizerActivity.kt
@@ -79,7 +79,9 @@ class TabCustomizerActivity : BaseActivity() {
         fabCancel.setIcon(GoogleMaterial.Icon.gmd_close, Prefs.iconColor)
         fabCancel.backgroundTintList = ColorStateList.valueOf(Prefs.accentColor)
         fabCancel.setOnClickListener { finish() }
-        setFrostColors(themeWindow = true)
+        setFrostColors {
+            themeWindow = true
+        }
     }
 
     private fun View.wobble() = startAnimation(wobble(context))
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
index 853ade72..1bd3ede2 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
@@ -147,7 +147,10 @@ open class WebOverlayActivityBase(private val forceBasicAgent: Boolean) : BaseAc
         toolbar.navigationIcon = GoogleMaterial.Icon.gmd_close.toDrawable(this, 16, Prefs.iconColor)
         toolbar.setNavigationOnClickListener { finishSlideOut() }
 
-        setFrostColors(toolbar, themeWindow = false)
+        setFrostColors {
+            toolbar(toolbar)
+            themeWindow = false
+        }
         coordinator.setBackgroundColor(Prefs.bgColor.withAlpha(255))
 
         content.bind(this)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/debugger/OfflineWebsite.kt b/app/src/main/kotlin/com/pitchedapps/frost/debugger/OfflineWebsite.kt
new file mode 100644
index 00000000..434f1bae
--- /dev/null
+++ b/app/src/main/kotlin/com/pitchedapps/frost/debugger/OfflineWebsite.kt
@@ -0,0 +1,307 @@
+package com.pitchedapps.frost.debugger
+
+import ca.allanwang.kau.logging.KauLoggerExtension
+import com.pitchedapps.frost.facebook.FB_CSS_URL_MATCHER
+import com.pitchedapps.frost.facebook.USER_AGENT_BASIC
+import com.pitchedapps.frost.facebook.get
+import com.pitchedapps.frost.facebook.requests.call
+import com.pitchedapps.frost.facebook.requests.zip
+import com.pitchedapps.frost.utils.frostJsoup
+import okhttp3.Request
+import okhttp3.ResponseBody
+import org.jsoup.nodes.Element
+import org.jsoup.nodes.Entities
+import java.io.File
+import java.io.FileOutputStream
+import java.util.concurrent.ConcurrentHashMap
+import java.util.concurrent.atomic.AtomicInteger
+import java.util.zip.ZipEntry
+import java.util.zip.ZipOutputStream
+
+/**
+ * Created by Allan Wang on 04/01/18.
+ *
+ * Helper to download html files and assets for offline viewing
+ *
+ * Inspired by <a href="https://github.com/JonasCz/save-for-offline">Save for Offline</a>
+ */
+class OfflineWebsite(private val url: String,
+                     private val cookie: String = "",
+                     /**
+                      * Directory that holds all the files
+                      */
+                     val baseDir: File,
+                     private val userAgent: String = USER_AGENT_BASIC) {
+
+    /**
+     * Supplied url without the queries
+     */
+    val baseUrl = url.substringBefore("?").trim('/')
+
+    private val mainFile = File(baseDir, "index.html")
+    private val assetDir = File(baseDir, "assets")
+
+    private var cancelled = false
+    private val urlMapper = ConcurrentHashMap<String, String>()
+    private val atomicInt = AtomicInteger()
+
+    private val L = KauLoggerExtension("Offline", com.pitchedapps.frost.utils.L)
+
+    init {
+        if (!baseUrl.startsWith("http"))
+            throw IllegalArgumentException("Base Url must start with http")
+    }
+
+    private val fileQueue = mutableSetOf<String>()
+
+    private val cssQueue = mutableSetOf<String>()
+
+    private fun request(url: String) = Request.Builder()
+            .header("Cookie", cookie)
+            .header("User-Agent", userAgent)
+            .url(url)
+            .get()
+            .call()
+
+    /**
+     * Caller to bind callbacks and start the load
+     * Callback is guaranteed to be called unless the load is cancelled
+     */
+    fun load(progress: (Int) -> Unit = {}, callback: (Boolean) -> Unit) {
+        reset()
+
+        L.v { "Saving $url to ${baseDir.absolutePath}" }
+        if (baseDir.exists() && !baseDir.deleteRecursively()) {
+            L.e { "Could not clean directory" }
+            return callback(false)
+        }
+
+        if (!baseDir.mkdirs()) {
+            L.e { "Could not make directory" }
+            return callback(false)
+        }
+
+
+        if (!mainFile.createNewFile()) {
+            L.e { "Could not create ${mainFile.absolutePath}" }
+            return callback(false)
+        }
+
+
+        if (!assetDir.mkdirs()) {
+            L.e { "Could not create ${assetDir.absolutePath}" }
+            return callback(false)
+        }
+
+        progress(10)
+
+        if (cancelled) return
+
+        val doc = frostJsoup(cookie, url)
+        doc.setBaseUri(baseUrl)
+        doc.outputSettings().escapeMode(Entities.EscapeMode.extended)
+        if (doc.childNodeSize() == 0) {
+            L.e { "No content found" }
+            return callback(false)
+        }
+
+        if (cancelled) return
+
+        progress(35)
+
+        doc.collect("link[href][rel=stylesheet]", "href", cssQueue)
+        doc.collect("link[href]:not([rel=stylesheet])", "href", fileQueue)
+        doc.collect("img[src]", "src", fileQueue)
+        doc.collect("img[data-canonical-src]", "data-canonical-src", fileQueue)
+        doc.collect("script[src]", "src", fileQueue)
+
+        // make links absolute
+        doc.select("a[href]").forEach {
+            val absLink = it.attr("abs:href")
+            it.attr("href", absLink)
+        }
+
+        if (cancelled) return
+
+        mainFile.writeText(doc.html())
+
+        progress(50)
+
+        downloadCss().subscribe { cssLinks, cssThrowable ->
+            if (cssThrowable != null) {
+                L.e { "CSS parsing failed" }
+            }
+
+            progress(70)
+
+            fileQueue.addAll(cssLinks)
+
+            if (cancelled) return@subscribe
+
+            downloadFiles().subscribe { success, throwable ->
+                L.v { "All files downloaded: $success with throwable $throwable" }
+                progress(100)
+                callback(true)
+            }
+        }
+    }
+
+    fun zip(name: String): Boolean {
+        try {
+            val zip = File(baseDir, "$name.zip")
+            if (zip.exists() && (!zip.delete() || !zip.createNewFile())) {
+                L.e { "Failed to create zip at ${zip.absolutePath}" }
+                return false
+            }
+
+            ZipOutputStream(FileOutputStream(zip)).use { out ->
+
+                fun File.zip(name: String = this.name) {
+                    inputStream().use { file ->
+                        out.putNextEntry(ZipEntry(name))
+                        file.copyTo(out)
+                    }
+                    out.closeEntry()
+                    delete()
+                }
+
+                mainFile.zip()
+                assetDir.listFiles().forEach {
+                    it.zip("assets/${it.name}")
+                }
+            }
+            return true
+        } catch (e: Exception) {
+            return false
+        }
+    }
+
+    fun loadAndZip(name: String, progress: (Int) -> Unit = {}, callback: (Boolean) -> Unit) {
+
+        load({ progress((it * 0.85f).toInt()) }) {
+            if (cancelled) return@load
+            if (!it) callback(false)
+            else {
+                val result = zip(name)
+                progress(100)
+                callback(result)
+            }
+        }
+    }
+
+    private fun downloadFiles() = fileQueue.clean().toTypedArray().zip<String, Boolean, Boolean>({
+        it.all { it }
+    }, {
+        it.downloadUrl({ false }) { file, body ->
+            body.byteStream().use { input ->
+                file.outputStream().use { output ->
+                    input.copyTo(output)
+                    return@downloadUrl true
+                }
+            }
+        }
+    })
+
+    private fun downloadCss() = cssQueue.clean().toTypedArray().zip<String, Set<String>, Set<String>>({
+        it.flatMap { it }.toSet()
+    }, {
+        it.downloadUrl({ emptySet() }) { file, body ->
+            var content = body.string()
+            val links = FB_CSS_URL_MATCHER.findAll(content).mapNotNull { it[1] }
+            val absLinks = links.mapNotNull {
+                val url = when {
+                    it.startsWith("http") -> it
+                    it.startsWith("/") -> "$baseUrl$it"
+                    else -> return@mapNotNull null
+                }
+                // css files are already in the asset folder,
+                // so the url does not point to another subfolder
+                content = content.replace(it, url.fileName())
+                url
+            }.toSet()
+
+            L.v { "Abs links $absLinks" }
+
+            file.writeText(content)
+            return@downloadUrl absLinks
+        }
+    })
+
+    private inline fun <T> String.downloadUrl(fallback: () -> T,
+                                              action: (file: File, body: ResponseBody) -> T): T {
+
+        val file = File(assetDir, fileName())
+        if (!file.createNewFile()) {
+            L.e { "Could not create path for ${file.absolutePath}" }
+            return fallback()
+        }
+
+        val body = request(this).execute().body() ?: return fallback()
+
+        try {
+            body.use {
+                return action(file, it)
+            }
+        } catch (e: Exception) {
+            return fallback()
+        }
+    }
+
+    private fun Element.collect(query: String, key: String, collector: MutableSet<String>) {
+        val data = select(query)
+        L.v { "Found ${data.size} elements with $query" }
+        data.forEach {
+            val absLink = it.attr("abs:$key")
+            if (!absLink.isValid) return@forEach
+            collector.add(absLink)
+            it.attr(key, "assets/${absLink.fileName()}")
+        }
+    }
+
+    private inline val String.isValid
+        get() = startsWith("http")
+
+    /**
+     * Fetch the previously discovered filename
+     * or create a new one
+     * This is thread-safe
+     */
+    private fun String.fileName(): String {
+        val mapped = urlMapper[this]
+        if (mapped != null) return mapped
+
+        val candidate = substringBefore("?").trim('/')
+                .substringAfterLast("/").shorten()
+
+        val index = atomicInt.getAndIncrement()
+
+        /**
+         * This is primarily for zipping up and sending via emails
+         * As .js files typically aren't allowed, we'll simply make everything txt files
+         */
+        val newUrl = "a${index}_$candidate.txt"
+        urlMapper.put(this, newUrl)
+        return newUrl
+    }
+
+    private fun String.shorten() =
+            if (length <= 10) this else substring(length - 10)
+
+    private fun Set<String>.clean()
+            = filter(String::isNotBlank).filter { it.startsWith("http") }
+
+    private fun reset() {
+        cancelled = false
+        urlMapper.clear()
+        atomicInt.set(0)
+        fileQueue.clear()
+        cssQueue.clear()
+        baseDir.deleteRecursively()
+    }
+
+    fun cancel() {
+        cancelled = true
+        L.v { "Request cancelled" }
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/services/DownloadService.kt b/app/src/main/kotlin/com/pitchedapps/frost/services/DownloadService.kt
index bf6e1329..25f10398 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/services/DownloadService.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/services/DownloadService.kt
@@ -9,13 +9,12 @@ import android.content.Context
 import android.content.Intent
 import android.support.v4.app.NotificationCompat
 import android.support.v4.app.NotificationManagerCompat
-import android.support.v4.content.FileProvider
 import ca.allanwang.kau.utils.copyFromInputStream
 import ca.allanwang.kau.utils.string
-import com.pitchedapps.frost.BuildConfig
 import com.pitchedapps.frost.R
 import com.pitchedapps.frost.utils.L
 import com.pitchedapps.frost.utils.createMediaFile
+import com.pitchedapps.frost.utils.frostUriFromFile
 import okhttp3.MediaType
 import okhttp3.OkHttpClient
 import okhttp3.Request
@@ -105,7 +104,7 @@ class DownloadService : IntentService("FrostVideoDownloader") {
 
 
     private fun getPendingIntent(context: Context, file: File): PendingIntent {
-        val uri = FileProvider.getUriForFile(context, BuildConfig.APPLICATION_ID + ".provider", file)
+        val uri = context.frostUriFromFile(file)
         val type = context.contentResolver.getType(uri)
         L.i { "DownloadType: retrieved pending intent" }
         L._i { "Contents: $uri $type" }
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 269b5a95..76c6e5a4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/settings/Debug.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/settings/Debug.kt
@@ -1,8 +1,22 @@
 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 com.pitchedapps.frost.R
+import com.pitchedapps.frost.activities.DebugActivity
 import com.pitchedapps.frost.activities.SettingsActivity
+import com.pitchedapps.frost.activities.SettingsActivity.Companion.ACTIVITY_REQUEST_DEBUG
+import com.pitchedapps.frost.debugger.OfflineWebsite
+import com.pitchedapps.frost.facebook.FbCookie
+import com.pitchedapps.frost.facebook.FbItem
+import com.pitchedapps.frost.utils.L
+import com.pitchedapps.frost.utils.frostUriFromFile
+import com.pitchedapps.frost.utils.sendFrostEmail
+import org.jetbrains.anko.doAsync
+import org.jetbrains.anko.toast
+import org.jetbrains.anko.uiThread
+import java.io.File
 
 /**
  * Created by Allan Wang on 2017-06-30.
@@ -16,108 +30,59 @@ fun SettingsActivity.getDebugPrefs(): KPrefAdapterBuilder.() -> Unit = {
         descRes = R.string.debug_disclaimer_info
     }
 
-//    Debugger.values().forEach {
-//        plainText(it.data.titleId) {
-//            iicon = it.data.icon
-//            onClick = { it.debug(itemView.context) }
-//        }
-//    }
+    plainText(R.string.debug_web) {
+        descRes = R.string.debug_web_desc
+        onClick = { this@getDebugPrefs.startActivityForResult<DebugActivity>(ACTIVITY_REQUEST_DEBUG) }
+    }
+}
+
+private const val ZIP_NAME = "debug"
+
+fun SettingsActivity.sendDebug(urlOrig: String) {
+
+    val url = when {
+        urlOrig.endsWith("soft=requests") -> FbItem.FRIENDS.url
+        urlOrig.endsWith("soft=messages") -> FbItem.MESSAGES.url
+        urlOrig.endsWith("soft=notifications") -> FbItem.NOTIFICATIONS.url
+        urlOrig.endsWith("soft=search") -> "${FbItem._SEARCH.url}?q=a"
+        else -> urlOrig
+    }
+
+    val downloader = OfflineWebsite(url, FbCookie.webCookie ?: "",
+            File(externalCacheDir, "offline_debug"))
+
+    val md = materialDialog {
+        title(R.string.parsing_data)
+        progress(false, 100)
+        negativeText(R.string.kau_cancel)
+        onNegative { dialog, _ -> dialog.dismiss() }
+        canceledOnTouchOutside(false)
+        dismissListener { downloader.cancel() }
+    }
+
+    md.doAsync {
+        downloader.loadAndZip(ZIP_NAME, { progress ->
+            uiThread { it.setProgress(progress) }
+        }) { success ->
+            uiThread {
+                it.dismiss()
+                if (success) {
+                    val zipUri = it.context.frostUriFromFile(
+                            File(downloader.baseDir, "$ZIP_NAME.zip"))
+                    L.i { "Sending debug zip with uri $zipUri" }
+                    sendFrostEmail(R.string.debug_report_email_title) {
+                        addItem("Url", url)
+                        addAttachment(zipUri)
+                        extras = {
+                            type = "application/zip"
+                        }
+                    }
+                } else {
+                    toast(R.string.error_generic)
+                }
+            }
+        }
+
+    }
 
 }
-//
-//private enum class Debugger(val data: FbItem, val injector: InjectorContract?, vararg query: String) {
-//    MENU(FbItem.MENU, JsAssets.MENU_DEBUG, "#viewport"), //todo modify menu js for debugging
-//    NOTIFICATIONS(FbItem.NOTIFICATIONS, null, "#notifications_list");
-////    SEARCH(FbItem.SEARCH, JsActions.FETCH_BODY);
-//
-//    val query = if (query.isNotEmpty()) arrayOf(*query, "#root", "main", "body") else emptyArray()
-//
-//    fun debug(context: Context) {
-//        val dialog = context.materialDialogThemed {
-//            title("Debugging")
-//            progress(true, 0)
-//            canceledOnTouchOutside(false)
-//            positiveText(R.string.kau_cancel)
-//            onPositive { dialog, _ -> dialog.cancel() }
-//        }
-//        if (injector != null) dialog.extractHtml(injector)
-//        else dialog.debugAsync {
-//            loadJsoup()
-//        }
-//    }
-//
-//    fun MaterialDialog.debugAsync(task: AnkoAsyncContext<MaterialDialog>.() -> Unit) {
-//        doAsync({ t: Throwable ->
-//            val msg = t.message
-//            L.e{"Debugger failed: $msg"}
-//            context.runOnUiThread {
-//                cancel()
-//                context.materialDialogThemed {
-//                    title(R.string.debug_incomplete)
-//                    if (msg != null) content(msg)
-//                }
-//            }
-//        }, task)
-//    }
-//
-//    /**
-//     * Wait for html to be returned from headless webview
-//     *
-//     * from [debug] to [simplifyJsoup] if [query] is not empty, or [createReport] otherwise
-//     */
-//    @UiThread
-//    private fun MaterialDialog.extractHtml(injector: InjectorContract) {
-//        setContent("Fetching webpage")
-//        var disposable: Disposable? = null
-//        setOnCancelListener { disposable?.dispose() }
-//        context.launchHeadlessHtmlExtractor(data.url, injector) {
-//            disposable = it.subscribe { (html, errorRes) ->
-//                debugAsync {
-//                    if (errorRes == -1) {
-//                        L.i("Debug report successful", html)
-//                        if (query.isNotEmpty()) simplifyJsoup(Jsoup.parseBodyFragment(html))
-//                        else createReport(html)
-//                    } else {
-//                        throw Throwable(context.string(errorRes))
-//                    }
-//                }
-//            }
-//        }
-//    }
-//
-//    /**
-//     * Get data directly from the link and search for our queries, returning the outerHTML
-//     * of the first query found
-//     *
-//     * from [debug] to [simplifyJsoup]
-//     */
-//    private fun AnkoAsyncContext<MaterialDialog>.loadJsoup() {
-//        uiThread {
-//            it.setContent("Load Jsoup")
-//            it.setOnCancelListener(null)
-//            it.debugAsync { simplifyJsoup(frostJsoup(data.url)) }
-//        }
-//    }
-//
-//    /**
-//     * Takes snippet of given document that matches the first query in the [query] items
-//     * before sending it to [createReport]
-//     */
-//    private fun AnkoAsyncContext<MaterialDialog>.simplifyJsoup(doc: Document) {
-//        weakRef.get() ?: return
-//        val q = query.first { doc.select(it).isNotEmpty() }
-//        createReport(doc.select(q).outerHtml())
-//    }
-//
-//    private fun AnkoAsyncContext<MaterialDialog>.createReport(html: String) {
-//        val cleanHtml = html.cleanHtml()
-//        uiThread {
-//            val c = it.context
-//            it.dismiss()
-//            c.sendFrostEmail("${c.string(R.string.debug_report_email_title)} $name") {
-//                addItem("Query List", query.contentToString())
-//                footer = cleanHtml
-//            }
-//        }
-//    }
-//}
\ No newline at end of file
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 92e1bd05..bd9c1f99 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/utils/Utils.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/utils/Utils.kt
@@ -11,6 +11,7 @@ import android.net.Uri
 import android.support.annotation.StringRes
 import android.support.design.internal.SnackbarContentLayout
 import android.support.design.widget.Snackbar
+import android.support.v4.content.FileProvider
 import android.support.v7.widget.Toolbar
 import android.view.View
 import android.widget.FrameLayout
@@ -33,6 +34,7 @@ import com.pitchedapps.frost.facebook.FbUrlFormatter.Companion.VIDEO_REDIRECT
 import com.pitchedapps.frost.utils.iab.IS_FROST_PRO
 import org.jsoup.Jsoup
 import org.jsoup.nodes.Element
+import java.io.File
 import java.io.IOException
 import java.util.*
 
@@ -45,15 +47,15 @@ const val ARG_USER_ID = "arg_user_id"
 const val ARG_IMAGE_URL = "arg_image_url"
 const val ARG_TEXT = "arg_text"
 
-fun Context.launchNewTask(clazz: Class<out Activity>, cookieList: ArrayList<CookieModel> = arrayListOf(), clearStack: Boolean = false) {
-    startActivity(clazz, clearStack, intentBuilder = {
+inline fun <reified T : Activity> Context.launchNewTask(cookieList: ArrayList<CookieModel> = arrayListOf(), clearStack: Boolean = false) {
+    startActivity<T>(clearStack, intentBuilder = {
         putParcelableArrayListExtra(EXTRA_COOKIES, cookieList)
     })
 }
 
 fun Context.launchLogin(cookieList: ArrayList<CookieModel>, clearStack: Boolean = true) {
-    if (cookieList.isNotEmpty()) launchNewTask(SelectorActivity::class.java, cookieList, clearStack)
-    else launchNewTask(LoginActivity::class.java, clearStack = clearStack)
+    if (cookieList.isNotEmpty()) launchNewTask<SelectorActivity>(cookieList, clearStack)
+    else launchNewTask<LoginActivity>(clearStack = clearStack)
 }
 
 fun Activity.cookies(): ArrayList<CookieModel> {
@@ -65,22 +67,26 @@ fun Activity.cookies(): ArrayList<CookieModel> {
  * Note that most requests may need to first check if the url can be launched as an overlay
  * See [requestWebOverlay] to verify the launch
  */
-fun Context.launchWebOverlay(url: String, clazz: Class<out WebOverlayActivityBase> = WebOverlayActivity::class.java) {
+private inline fun <reified T : WebOverlayActivityBase> Context.launchWebOverlayImpl(url: String) {
     val argUrl = url.formattedFbUrl
     L.v { "Launch received: $url\nLaunch web overlay: $argUrl" }
     if (argUrl.isFacebookUrl && argUrl.contains("/logout.php"))
         FbCookie.logout(this)
     else if (!(Prefs.linksInDefaultApp && resolveActivityForUri(Uri.parse(argUrl))))
-        startActivity(clazz, false, intentBuilder = {
+        startActivity<T>(false, intentBuilder = {
             putExtra(ARG_URL, argUrl)
         })
 }
 
+fun Context.launchWebOverlay(url: String) = launchWebOverlayImpl<WebOverlayActivity>(url)
+
+fun Context.launchWebOverlayBasic(url: String) = launchWebOverlayImpl<WebOverlayBasicActivity>(url)
+
 private fun Context.fadeBundle() = ActivityOptions.makeCustomAnimation(this,
         android.R.anim.fade_in, android.R.anim.fade_out).toBundle()
 
 fun Context.launchImageActivity(imageUrl: String, text: String?) {
-    startActivity(ImageActivity::class.java, intentBuilder = {
+    startActivity<ImageActivity>(intentBuilder = {
         putExtras(fadeBundle())
         putExtra(ARG_IMAGE_URL, imageUrl)
         putExtra(ARG_TEXT, text)
@@ -88,15 +94,11 @@ fun Context.launchImageActivity(imageUrl: String, text: String?) {
 }
 
 fun Activity.launchTabCustomizerActivity() {
-    startActivityForResult(TabCustomizerActivity::class.java,
-            SettingsActivity.ACTIVITY_REQUEST_TABS, bundleBuilder = {
+    startActivityForResult<TabCustomizerActivity>(SettingsActivity.ACTIVITY_REQUEST_TABS, bundleBuilder = {
         with(fadeBundle())
     })
 }
 
-fun Activity.launchIntroActivity(cookieList: ArrayList<CookieModel>)
-        = launchNewTask(IntroActivity::class.java, cookieList, true)
-
 fun WebOverlayActivity.url(): String {
     return intent.getStringExtra(ARG_URL) ?: FbItem.FEED.url
 }
@@ -127,17 +129,49 @@ fun Activity.setFrostTheme(forceTransparent: Boolean = false) {
         setTheme(if (isTransparent) R.style.FrostTheme_Light_Transparent else R.style.FrostTheme_Light)
 }
 
-fun Activity.setFrostColors(toolbar: Toolbar? = null, themeWindow: Boolean = true,
-                            texts: Array<TextView> = arrayOf(), headers: Array<View> = arrayOf(), backgrounds: Array<View> = arrayOf()) {
-    statusBarColor = Prefs.headerColor.darken(0.1f).withAlpha(255)
-    if (Prefs.tintNavBar) navigationBarColor = Prefs.headerColor
-    if (themeWindow) window.setBackgroundDrawable(ColorDrawable(Prefs.bgColor))
-    toolbar?.setBackgroundColor(Prefs.headerColor)
-    toolbar?.setTitleTextColor(Prefs.iconColor)
-    toolbar?.overflowIcon?.setTint(Prefs.iconColor)
-    texts.forEach { it.setTextColor(Prefs.textColor) }
-    headers.forEach { it.setBackgroundColor(Prefs.headerColor) }
-    backgrounds.forEach { it.setBackgroundColor(Prefs.bgColor) }
+class ActivityThemeUtils {
+
+    private var toolbar: Toolbar? = null
+    var themeWindow = true
+    private var texts = mutableListOf<TextView>()
+    private var headers = mutableListOf<View>()
+    private var backgrounds = mutableListOf<View>()
+
+    fun toolbar(toolbar: Toolbar) {
+        this.toolbar = toolbar
+    }
+
+    fun text(vararg views: TextView) {
+        texts.addAll(views)
+    }
+
+    fun header(vararg views: View) {
+        headers.addAll(views)
+    }
+
+    fun background(vararg views: View) {
+        backgrounds.addAll(views)
+    }
+
+    fun theme(activity: Activity) {
+        with(activity) {
+            statusBarColor = Prefs.headerColor.darken(0.1f).withAlpha(255)
+            if (Prefs.tintNavBar) navigationBarColor = Prefs.headerColor
+            if (themeWindow) window.setBackgroundDrawable(ColorDrawable(Prefs.bgColor))
+            toolbar?.setBackgroundColor(Prefs.headerColor)
+            toolbar?.setTitleTextColor(Prefs.iconColor)
+            toolbar?.overflowIcon?.setTint(Prefs.iconColor)
+            texts.forEach { it.setTextColor(Prefs.textColor) }
+            headers.forEach { it.setBackgroundColor(Prefs.headerColor) }
+            backgrounds.forEach { it.setBackgroundColor(Prefs.bgColor) }
+        }
+    }
+}
+
+inline fun Activity.setFrostColors(builder: ActivityThemeUtils.() -> Unit) {
+    val themer = ActivityThemeUtils()
+    themer.builder()
+    themer.theme(this)
 }
 
 fun frostAnswers(action: Answers.() -> Unit) {
@@ -227,16 +261,10 @@ inline val String?.isIndependent: Boolean
         if (this == null || length < 5) return false                // ignore short queries
         if (this[0] == '#' && !contains('/')) return false          // ignore element values
         if (startsWith("http") && !isFacebookUrl) return true       // ignore non facebook urls
-        if (independentSegments.any { contains(it) }) return true   // known independent segments
-        if (this.startsWith("#!/")) return false                    // ignore these links for now
         if (dependentSegments.any { contains(it) }) return false    // ignore known dependent segments
         return true
     }
 
-val independentSegments = arrayOf(
-        "messages/read/?tid=cid"
-)
-
 val dependentSegments = arrayOf(
         "photoset_token", "direct_action_execute", "messages/?pageNum", "sharer.php",
         /**
@@ -262,13 +290,21 @@ fun Context.frostChangelog() = showChangelog(R.xml.frost_changelog, Prefs.textCo
     }
 }
 
+fun Context.frostUriFromFile(file: File): Uri =
+        FileProvider.getUriForFile(this,
+                BuildConfig.APPLICATION_ID + ".provider",
+                file)
+
 inline fun Context.sendFrostEmail(@StringRes subjectId: Int, crossinline builder: EmailBuilder.() -> Unit)
         = sendFrostEmail(string(subjectId), builder)
 
 inline fun Context.sendFrostEmail(subjectId: String, crossinline builder: EmailBuilder.() -> Unit)
         = sendEmail(string(R.string.dev_email), subjectId) {
     builder()
+    addFrostDetails()
+}
 
+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")
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/DebugWebView.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/DebugWebView.kt
new file mode 100644
index 00000000..3cc10236
--- /dev/null
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/DebugWebView.kt
@@ -0,0 +1,54 @@
+package com.pitchedapps.frost.web
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.graphics.Color
+import android.util.AttributeSet
+import android.view.View
+import android.webkit.CookieManager
+import android.webkit.WebResourceRequest
+import android.webkit.WebView
+import com.pitchedapps.frost.facebook.FB_USER_MATCHER
+import com.pitchedapps.frost.facebook.USER_AGENT_BASIC
+import com.pitchedapps.frost.facebook.get
+import com.pitchedapps.frost.injectors.CssHider
+import com.pitchedapps.frost.injectors.jsInject
+import com.pitchedapps.frost.utils.L
+import com.pitchedapps.frost.utils.Prefs
+import com.pitchedapps.frost.utils.isFacebookUrl
+import org.jetbrains.anko.doAsync
+import org.jetbrains.anko.uiThread
+
+/**
+ * Created by Allan Wang on 2018-01-05.
+ *
+ * A barebone webview with a refresh listener
+ */
+class DebugWebView @JvmOverloads constructor(
+        context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0
+) : WebView(context, attrs, defStyleAttr) {
+
+    var onPageFinished: (String?) -> Unit = {}
+
+    init {
+        setupWebview()
+    }
+
+    @SuppressLint("SetJavaScriptEnabled")
+    fun setupWebview() {
+        settings.javaScriptEnabled = true
+        settings.userAgentString = USER_AGENT_BASIC
+        setLayerType(View.LAYER_TYPE_HARDWARE, null)
+        webViewClient = DebugClient()
+    }
+
+    private inner class DebugClient : BaseWebViewClient() {
+
+        override fun onPageFinished(view: WebView, url: String?) {
+            super.onPageFinished(view, url)
+            onPageFinished(url)
+        }
+
+    }
+
+}
\ No newline at end of file
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 8eec3402..9a3dc331 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostUrlOverlayValidator.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostUrlOverlayValidator.kt
@@ -46,7 +46,7 @@ fun FrostWebView.requestWebOverlay(url: String): Boolean {
         //already overlay; manage user agent
         if (userAgentString != USER_AGENT_BASIC && url.formattedFbUrl.shouldUseBasicAgent) {
             L.i { "Switch to basic agent overlay" }
-            context.launchWebOverlay(url, WebOverlayBasicActivity::class.java)
+            context.launchWebOverlayBasic(url)
             return true
         }
         if (context is WebOverlayBasicActivity && !url.formattedFbUrl.shouldUseBasicAgent) {
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 a826066d..9e5f4996 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
@@ -55,9 +55,9 @@ open class FrostWebViewClient(val web: FrostWebView) : BaseWebViewClient() {
 
     fun launchLogin(c: Context) {
         if (c is MainActivity && c.cookies().isNotEmpty())
-            c.launchNewTask(SelectorActivity::class.java, c.cookies())
+            c.launchNewTask<SelectorActivity>(c.cookies())
         else
-            c.launchNewTask(LoginActivity::class.java)
+            c.launchNewTask<LoginActivity>()
     }
 
     private fun injectBackgroundColor() {
diff --git a/app/src/main/res/layout/activity_debug.xml b/app/src/main/res/layout/activity_debug.xml
new file mode 100644
index 00000000..42428e49
--- /dev/null
+++ b/app/src/main/res/layout/activity_debug.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:fitsSystemWindows="true"
+    tools:context=".activities.DebugActivity">
+
+    <android.support.v7.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="?attr/actionBarSize"
+        android:background="?attr/colorPrimary"
+        android:theme="@style/AppTheme.AppBarOverlay"
+        app:layout_scrollFlags="scroll|enterAlways"
+        app:popupTheme="@style/AppTheme.PopupOverlay" />
+
+    <android.support.v4.widget.SwipeRefreshLayout
+        android:id="@+id/swipe_refresh"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginTop="?attr/actionBarSize">
+
+        <com.pitchedapps.frost.web.DebugWebView
+            android:id="@+id/debug_webview"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:focusable="true"
+            android:focusableInTouchMode="true" />
+
+    </android.support.v4.widget.SwipeRefreshLayout>
+
+    <include layout="@layout/view_main_fab" />
+
+</android.support.design.widget.CoordinatorLayout>
diff --git a/app/src/main/res/layout/activity_login.xml b/app/src/main/res/layout/activity_login.xml
index cd5eef08..8b3ca157 100644
--- a/app/src/main/res/layout/activity_login.xml
+++ b/app/src/main/res/layout/activity_login.xml
@@ -2,7 +2,6 @@
 <android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/main_content"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:fitsSystemWindows="true"
diff --git a/app/src/main/res/values/strings_pref_debug.xml b/app/src/main/res/values/strings_pref_debug.xml
index 975c626d..8e8c051c 100644
--- a/app/src/main/res/values/strings_pref_debug.xml
+++ b/app/src/main/res/values/strings_pref_debug.xml
@@ -11,4 +11,9 @@
     <string name="debug_incomplete">Incomplete report</string>
 
     <string name="debug_report_email_title" translatable="false">Frost for Facebook: Debug Report</string>
+
+    <string name="debug_web">Debug from the Web</string>
+    <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>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/xml/file_paths.xml b/app/src/main/res/xml/file_paths.xml
index 334ea0d7..568043d6 100644
--- a/app/src/main/res/xml/file_paths.xml
+++ b/app/src/main/res/xml/file_paths.xml
@@ -1,9 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <paths>
     <external-path
-        name="Frost_images"
-        path="Android/data/com.pitchedapps.frost/files/Pictures" />
-    <external-path
-        name="Frost_public_images"
-        path="Pictures/Frost" />
+        name="external"
+        path="/" />
+    <cache-path
+        name="cache"
+        path="/" />
+    <files-path
+        name="files"
+        path="/" />
 </paths>
\ No newline at end of file
diff --git a/app/src/main/res/xml/frost_changelog.xml b/app/src/main/res/xml/frost_changelog.xml
index 7e9612b4..28978193 100644
--- a/app/src/main/res/xml/frost_changelog.xml
+++ b/app/src/main/res/xml/frost_changelog.xml
@@ -6,13 +6,21 @@
     <item text="" />
     -->
 
+    <version title="v1.7.7" />
+    <item text="Fix overlay loading" />
+    <item text="Improve image loading" />
+    <item text="" />
+    <item text="" />
+    <item text="" />
+    <item text="" />
+    <item text="" />
+
     <version title="v1.7.5" />
     <item text="Mark notifications as read when clicked!" />
     <item text="Create menu parser" />
     <item text="Implement automatic web fallback" />
     <item text="Optimize logging" />
     <item text="Fix link loading for some locations (eg changing profile pictures)" />
-    <item text="" />
 
     <version title="v1.7.2" />
     <item text="Optimize login view" />
diff --git a/app/src/releaseTest/res/xml/file_paths.xml b/app/src/releaseTest/res/xml/file_paths.xml
deleted file mode 100644
index 139a1972..00000000
--- a/app/src/releaseTest/res/xml/file_paths.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<paths>
-    <external-path
-        name="Frost_images"
-        path="Android/data/com.pitchedapps.frost.test/files/Pictures" />
-    <external-path
-        name="Frost_public_images"
-        path="Pictures/Frost" />
-</paths>
\ No newline at end of file
diff --git a/app/src/test/kotlin/com/pitchedapps/frost/debugger/OfflineWebsiteTest.kt b/app/src/test/kotlin/com/pitchedapps/frost/debugger/OfflineWebsiteTest.kt
new file mode 100644
index 00000000..63c11bac
--- /dev/null
+++ b/app/src/test/kotlin/com/pitchedapps/frost/debugger/OfflineWebsiteTest.kt
@@ -0,0 +1,25 @@
+package com.pitchedapps.frost.debugger
+
+import com.pitchedapps.frost.facebook.FB_URL_BASE
+import com.pitchedapps.frost.internal.COOKIE
+import org.junit.Test
+import java.io.File
+import java.util.concurrent.CountDownLatch
+
+/**
+ * Created by Allan Wang on 05/01/18.
+ */
+class OfflineWebsiteTest {
+
+    @Test
+    fun basic() {
+        val countdown = CountDownLatch(1)
+        OfflineWebsite(FB_URL_BASE, COOKIE, File("app/build/offline_test"))
+                .loadAndZip("test") {
+                    println("Outcome $it")
+                    countdown.countDown()
+                }
+        countdown.await()
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/test/kotlin/com/pitchedapps/frost/utils/UrlTests.kt b/app/src/test/kotlin/com/pitchedapps/frost/utils/UrlTests.kt
index c400c0f7..5dbcad65 100644
--- a/app/src/test/kotlin/com/pitchedapps/frost/utils/UrlTests.kt
+++ b/app/src/test/kotlin/com/pitchedapps/frost/utils/UrlTests.kt
@@ -22,7 +22,7 @@ class UrlTests {
         assertFalse("#!".isIndependent, "#!")
         assertFalse("#!/".isIndependent, "#!/")
         assertTrue("/this/is/valid".isIndependent, "url segments")
-//        assertTrue("#!/facebook/segment".isIndependent, "facebook segments")
+        assertTrue("#!/facebook/segment".isIndependent, "facebook segments")
     }
 
     @Test