Issue #464 submitting apps to exodus

app/src/main/java/com/github/yeriomin/yalpstore/BitmapManager.java

@@ -23,7 +23,6 @@
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
-import android.net.TrafficStats;
 import android.os.Build;
 import android.util.Log;
 import android.util.LruCache;

app/src/main/java/com/github/yeriomin/yalpstore/fragment/details/Exodus.java

@@ -28,7 +28,7 @@
 import com.github.yeriomin.yalpstore.YalpStoreActivity;
 import com.github.yeriomin.yalpstore.fragment.Abstract;
 import com.github.yeriomin.yalpstore.model.App;
-import com.github.yeriomin.yalpstore.task.ExodusTask;
+import com.github.yeriomin.yalpstore.task.ExodusSearchTask;
 
 public class Exodus extends Abstract {
 
@@ -58,7 +58,7 @@ public void onClick(View v) {
     }
 
     private void runTask() {
-        new ExodusTask((TextView) activity.findViewById(R.id.exodus), app.getPackageName()).execute();
+        new ExodusSearchTask((TextView) activity.findViewById(R.id.exodus), app.getPackageName()).execute();
     }
 
     public Exodus(YalpStoreActivity activity, App app) {

app/src/main/java/com/github/yeriomin/yalpstore/selfupdate/Updater.java

@@ -21,8 +21,6 @@
 
 import android.content.Context;
 import android.content.SharedPreferences;
-import android.net.TrafficStats;
-import android.os.Build;
 
 import com.github.yeriomin.yalpstore.BuildConfig;
 import com.github.yeriomin.yalpstore.NetworkUtil;

app/src/main/java/com/github/yeriomin/yalpstore/task/ExodusCsrfTask.java

@@ -0,0 +1,82 @@
+/*
+ * Yalp Store
+ * Copyright (C) 2018 Sergey Yeriomin <yeriomin@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+package com.github.yeriomin.yalpstore.task;
+
+import android.text.TextUtils;
+import android.widget.TextView;
+
+import com.github.yeriomin.yalpstore.R;
+import com.github.yeriomin.yalpstore.view.UriOnClickListener;
+
+import java.net.HttpCookie;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+class ExodusCsrfTask extends ExodusTask {
+
+    static public final String COOKIE_NAME = "csrftoken";
+    static public final String FORM_FIELD_NAME = "csrfmiddlewaretoken";
+
+    private String middlewareToken;
+    private String cookie;
+
+    public ExodusCsrfTask(TextView view, String packageName) {
+        super(LINK_WEB_FORM, "GET", view, packageName);
+    }
+
+    @Override
+    protected void onPreExecute() {
+        super.onPreExecute();
+        updateTextView(null, R.string.details_exodus_submitting);
+    }
+
+    @Override
+    protected String doInBackground(String... strings) {
+        String result = super.doInBackground(strings);
+        for (HttpCookie cookie : HttpCookie.parse(connection.getHeaderField("Set-Cookie"))) {
+            if (cookie.getName().equalsIgnoreCase(COOKIE_NAME)) {
+                this.cookie = cookie.getValue();
+            }
+        }
+        middlewareToken = getMiddlewareToken(result);
+        return result;
+    }
+
+    @Override
+    protected void onPostExecute(String s) {
+        super.onPostExecute(s);
+        if (!TextUtils.isEmpty(cookie) && !TextUtils.isEmpty(middlewareToken)) {
+            ExodusSubmitTask task = new ExodusSubmitTask(viewRef.get(), packageName);
+            task.setCookie(cookie);
+            task.setMiddlewareToken(middlewareToken);
+            task.execute();
+        } else {
+            updateTextView(new UriOnClickListener(viewRef.get().getContext(), LINK_WEB_FORM), R.string.submit);
+        }
+    }
+
+    private String getMiddlewareToken(String page) {
+        Matcher matcher = Pattern.compile("<input type='hidden' name='" + FORM_FIELD_NAME + "' value='(.*?)' />").matcher(page);
+        if (matcher.find()) {
+            return matcher.group(1);
+        }
+        return "";
+    }
+}

app/src/main/java/com/github/yeriomin/yalpstore/task/ExodusSearchTask.java

@@ -0,0 +1,108 @@
+/*
+ * Yalp Store
+ * Copyright (C) 2018 Sergey Yeriomin <yeriomin@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+package com.github.yeriomin.yalpstore.task;
+
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.View;
+import android.widget.TextView;
+
+import com.github.yeriomin.yalpstore.R;
+import com.github.yeriomin.yalpstore.view.UriOnClickListener;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+public class ExodusSearchTask extends ExodusTask {
+
+    static private final String LINK_API = BASE_URL + "/api/search/";
+
+    private int trackers;
+    private int reportId;
+
+    public ExodusSearchTask(TextView view, String packageName) {
+        super(LINK_API + packageName, "GET", view, packageName);
+    }
+
+    @Override
+    protected void onPreExecute() {
+        super.onPreExecute();
+        updateTextView(null, R.string.details_exodus_searching);
+    }
+
+    @Override
+    protected String doInBackground(String... strings) {
+        if (null == viewRef.get()) {
+            return null;
+        }
+        addHeader("Content-Type", "application/json");
+        addHeader("Accept", "application/json");
+        addHeader("Authorization", "Token " + viewRef.get().getContext().getString(R.string.exodus_api_key));
+        String result = super.doInBackground(strings);
+        if (TextUtils.isEmpty(result)) {
+            return result;
+        }
+        try {
+            JSONObject jsonObject = new JSONObject(result);
+            if (!jsonObject.has(packageName)) {
+                return result;
+            }
+            JSONObject response = jsonObject.getJSONObject(packageName);
+            if (!response.has("reports") || response.getJSONArray("reports").length() == 0) {
+                return result;
+            }
+            JSONArray reports = response.getJSONArray("reports");
+            JSONObject latestReport = null;
+            for (int i = 0; i < reports.length(); i++) {
+                JSONObject report = reports.getJSONObject(i);
+                if (null == latestReport || latestReport.getInt("version_code") < report.getInt("version_code")) {
+                    latestReport = report;
+                }
+            }
+            trackers = latestReport.getJSONArray("trackers").length();
+            reportId = latestReport.getInt("id");
+        } catch (JSONException e) {
+            Log.e(getClass().getSimpleName(), "Could not parse JSON for " + packageName + " : " + e.getMessage());
+        }
+        return result;
+    }
+
+    @Override
+    protected void onPostExecute(String s) {
+        if (null == viewRef.get()) {
+            return;
+        }
+        super.onPostExecute(s);
+        if (reportId > 0) {
+            updateTextView(new UriOnClickListener(viewRef.get().getContext(), LINK_WEB_REPORT + reportId + "/"), R.string.details_exodus_found, trackers);
+        } else {
+            updateTextView(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        new ExodusCsrfTask((TextView) v, packageName).execute();
+                    }
+                },
+                R.string.details_exodus_view
+            );
+        }
+    }
+}

app/src/main/java/com/github/yeriomin/yalpstore/task/ExodusSubmitTask.java

@@ -0,0 +1,84 @@
+/*
+ * Yalp Store
+ * Copyright (C) 2018 Sergey Yeriomin <yeriomin@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+package com.github.yeriomin.yalpstore.task;
+
+import android.text.TextUtils;
+import android.widget.TextView;
+
+import com.github.yeriomin.yalpstore.R;
+import com.github.yeriomin.yalpstore.view.UriOnClickListener;
+
+public class ExodusSubmitTask extends ExodusTask {
+
+    static private final String REDIRECT_LOCATION_PREFIX = "/analysis/";
+    static private final String LINK_ANALYSIS = BASE_URL + REDIRECT_LOCATION_PREFIX;
+
+    private String cookie;
+    private String middlewareToken;
+    private int reportId;
+
+    public void setCookie(String cookie) {
+        this.cookie = cookie;
+    }
+
+    public void setMiddlewareToken(String middlewareToken) {
+        this.middlewareToken = middlewareToken;
+    }
+
+    public ExodusSubmitTask(TextView view, String packageName) {
+        super(LINK_WEB_FORM, "POST", view, packageName);
+    }
+
+    @Override
+    protected void onPreExecute() {
+        super.onPreExecute();
+        updateTextView(null, R.string.details_exodus_submitting);
+    }
+
+    @Override
+    protected String doInBackground(String... strings) {
+        connection.setInstanceFollowRedirects(false);
+        addHeader("Referer", LINK_WEB_FORM);
+        addHeader("Cookie", ExodusCsrfTask.COOKIE_NAME + "=" + cookie);
+        addFormField(ExodusCsrfTask.FORM_FIELD_NAME, middlewareToken);
+        addFormField("handle", packageName);
+        String result = super.doInBackground(strings);
+        String location = connection.getHeaderField("location");
+        if (returnCode == 302 && !TextUtils.isEmpty(location) && location.startsWith(REDIRECT_LOCATION_PREFIX)) {
+            reportId = Integer.parseInt(location.substring(REDIRECT_LOCATION_PREFIX.length()));
+        }
+        return result;
+    }
+
+    @Override
+    protected void onPostExecute(String s) {
+        if (null == viewRef.get()) {
+            return;
+        }
+        super.onPostExecute(s);
+        if (reportId > 0) {
+            UriOnClickListener listener = new UriOnClickListener(viewRef.get().getContext(), LINK_ANALYSIS + reportId);
+            updateTextView(listener, R.string.details_exodus_view);
+            listener.onClick(viewRef.get());
+        } else {
+            updateTextView(new UriOnClickListener(viewRef.get().getContext(), LINK_WEB_FORM), R.string.submit);
+        }
+    }
+}