Separate backend logic from frontend UI

2025-09-06 06:36:58 +00:00 · 2018-12-13 04:35:50 -05:00
parent 006d28abd5
commit ff3d66a661
87 changed files with 1194 additions and 1138 deletions
@@ -0,0 +1,86 @@
+package com.topjohnwu.magisk.components;
+
+import android.app.Activity;
+import android.webkit.WebView;
+
+import com.topjohnwu.core.App;
+import com.topjohnwu.core.Data;
+import com.topjohnwu.core.tasks.ParallelTask;
+import com.topjohnwu.core.utils.Utils;
+import com.topjohnwu.magisk.R;
+import com.topjohnwu.superuser.ShellUtils;
+
+import org.commonmark.node.Node;
+import org.commonmark.parser.Parser;
+import org.commonmark.renderer.html.HtmlRenderer;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import androidx.appcompat.app.AlertDialog;
+
+public class MarkDownWindow extends ParallelTask<Void, Void, String> {
+
+    private String mTitle;
+    private String mUrl;
+    private InputStream is;
+
+
+    public MarkDownWindow(Activity context, String title, String url) {
+        super(context);
+        mTitle = title;
+        mUrl = url;
+    }
+
+    public MarkDownWindow(Activity context, String title, InputStream in) {
+        super(context);
+        mTitle = title;
+        is = in;
+    }
+
+    @Override
+    protected String doInBackground(Void... voids) {
+        App app = App.self;
+        String md;
+        if (mUrl != null) {
+            md = Utils.dlString(mUrl);
+        } else {
+            try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
+                ShellUtils.pump(is, out);
+                md = out.toString();
+                is.close();
+            } catch (IOException e) {
+                e.printStackTrace();
+                return "";
+            }
+        }
+        String css;
+        try (InputStream in = app.getResources()
+                .openRawResource(Data.isDarkTheme ? R.raw.dark : R.raw.light);
+             ByteArrayOutputStream out = new ByteArrayOutputStream()) {
+            ShellUtils.pump(in, out);
+            css = out.toString();
+        } catch (IOException e) {
+            e.printStackTrace();
+            return "";
+        }
+        Parser parser = Parser.builder().build();
+        HtmlRenderer renderer = HtmlRenderer.builder().build();
+        Node doc = parser.parse(md);
+        return String.format("<style>%s</style>%s", css, renderer.render(doc));
+    }
+
+    @Override
+    protected void onPostExecute(String html) {
+        AlertDialog.Builder alert = new AlertDialog.Builder(getActivity());
+        alert.setTitle(mTitle);
+
+        WebView wv = new WebView(getActivity());
+        wv.loadDataWithBaseURL("fake://", html, "text/html", "UTF-8", null);
+
+        alert.setView(wv);
+        alert.setNegativeButton(R.string.close, (dialog, id) -> dialog.dismiss());
+        alert.show();
+    }
+}