PARSING HTML WORKS AND IT GETS SAVED TO THE DATABASE WOOO

2023-04-10 20:54:15 +02:00
parent 97bc2b1068
commit cab50b5f2d
13 changed files with 161 additions and 58 deletions
@@ -0,0 +1,87 @@
+package com.denizk0461.studip.fragment
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.webkit.WebResourceRequest
+import android.webkit.WebView
+import android.webkit.WebViewClient
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import com.denizk0461.studip.data.StudIPParser
+import com.denizk0461.studip.databinding.FragmentSecondBinding
+import com.denizk0461.studip.viewmodel.ParserViewModel
+import java.net.URLDecoder
+
+/**
+ * A simple [Fragment] subclass as the second destination in the navigation.
+ */
+class ParserFragment : Fragment() {
+
+    private var _binding: FragmentSecondBinding? = null
+    private var html = "" // temporary storage for the website HTML
+
+    // This property is only valid between onCreateView and
+    // onDestroyView.
+    private val binding get() = _binding!!
+
+    private val viewModel: ParserViewModel by viewModels()
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+
+        _binding = FragmentSecondBinding.inflate(inflater, container, false)
+        return binding.root
+
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+//        binding.buttonSecond.setOnClickListener {
+//            findNavController().navigate(R.id.action_SecondFragment_to_FirstFragment)
+//        }
+
+        binding.webview.settings.apply {
+            javaScriptEnabled = true
+        }
+        binding.webview.webViewClient = object : WebViewClient() {
+            override fun shouldOverrideUrlLoading(
+                view: WebView,
+                request: WebResourceRequest
+            ): Boolean {
+                return false
+            }
+            override fun onPageFinished(view: WebView, url: String) {
+                binding.webview.loadUrl(
+                    "javascript:window.HtmlViewer.showHTML" +
+                            "('<html>'+document.getElementsByTagName('html')[0].innerHTML+'</html>');"
+                )
+            }
+        }
+
+        binding.webview.loadUrl("https://elearning.uni-bremen.de/index.php?again=yes")
+
+        binding.fab.setOnClickListener { view ->
+            binding.webview.evaluateJavascript(
+                "(function(){return encodeURI(document.getElementsByTagName('html')[0].innerHTML)})();"
+            ) { p0 ->
+                viewModel.nukeEvents()
+                StudIPParser().parse(URLDecoder.decode(p0, "UTF-8")) { events ->
+                    viewModel.insertEvents(events)
+                }
+            }
+//            html.chunked(3000).forEach {
+//                Log.d("HELLO", it)
+//            }
+        }
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        _binding = null
+    }
+}