css updates and beginning login migration

1 files changed, 101 insertions, 0 deletions

diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt
new file mode 100644
index 00000000..6e0cf201
--- /dev/null
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/LoginWebView.kt
@@ -0,0 +1,101 @@
+package com.pitchedapps.frost.web
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import android.webkit.*
+import com.pitchedapps.frost.dbflow.CookieModel
+import com.pitchedapps.frost.facebook.FACEBOOK_COM
+import com.pitchedapps.frost.facebook.FbCookie
+import com.pitchedapps.frost.injectors.CssAssets
+import com.pitchedapps.frost.utils.L
+import com.pitchedapps.frost.views.circularReveal
+import com.pitchedapps.frost.views.snackbar
+import io.reactivex.subjects.PublishSubject
+import io.reactivex.subjects.SingleSubject
+import io.reactivex.subjects.Subject
+
+/**
+ * Created by Allan Wang on 2017-05-29.
+ *
+ * Courtesy of takahirom
+ *
+ * https://github.com/takahirom/webview-in-coordinatorlayout/blob/master/app/src/main/java/com/github/takahirom/webview_in_coodinator_layout/NestedWebView.java
+ */
+
+
+class LoginWebView @JvmOverloads constructor(
+        context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0
+) : WebView(context, attrs, defStyleAttr) {
+
+    companion object {
+        const val LOGIN_URL = "https://touch.facebook.com/login"
+        private val userMatcher: Regex by lazy { Regex("c_user=([0-9]*);") }
+    }
+
+    val cookieObservable = PublishSubject.create<Pair<String, String?>>()
+    lateinit var loginObservable: SingleSubject<CookieModel>
+    lateinit var progressObservable: Subject<Int>
+
+    init {
+        cookieObservable.filter { (_, cookie) -> cookie?.contains(userMatcher) ?: false }
+                .subscribe {
+                    (url, cookie) ->
+                    L.d("Checking cookie for $url\n\t$cookie")
+                    val id = userMatcher.find(cookie!!)?.groups?.get(1)?.value
+                    if (id != null) {
+                        try {
+                            FbCookie.save(id.toLong(), -1)
+                            //TODO proceed to next view
+                            cookieObservable.onComplete()
+                        } catch (e: NumberFormatException) {
+                            //todo send report that id has changed
+                        }
+                    }
+                }
+        setupWebview()
+    }
+
+    @SuppressLint("SetJavaScriptEnabled")
+    fun setupWebview() {
+        settings.javaScriptEnabled = true
+        setLayerType(View.LAYER_TYPE_HARDWARE, null)
+        setWebViewClient(LoginClient())
+        setWebChromeClient(LoginChromeClient())
+    }
+
+    fun loadLogin() {
+        loadUrl(LOGIN_URL)
+    }
+
+
+    inner class LoginClient : WebViewClient() {
+
+        override fun onPageFinished(view: WebView, url: String) {
+            super.onPageFinished(view, url)
+            if (!url.contains(FACEBOOK_COM)) {
+                view.snackbar("No longer under facebook; refreshing...")
+                loadLogin()
+                return
+            }
+            CssAssets.LOGIN.inject(view, {
+                if (view.visibility == View.INVISIBLE)
+                    view.circularReveal(offset = 150L)
+            })
+            cookieObservable.onNext(Pair(url, CookieManager.getInstance().getCookie(url)))
+        }
+    }
+
+    inner class LoginChromeClient : WebChromeClient() {
+        override fun onConsoleMessage(consoleMessage: ConsoleMessage): Boolean {
+            L.d("Login Console ${consoleMessage.lineNumber()}: ${consoleMessage.message()}")
+            return super.onConsoleMessage(consoleMessage)
+        }
+
+        override fun onProgressChanged(view: WebView, newProgress: Int) {
+            super.onProgressChanged(view, newProgress)
+            progressObservable.onNext(newProgress)
+        }
+    }
+}
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