Added reverse image search.

Closes #14

Clover/app/src/main/java/org/floens/chan/chan/ImageSearch.java

@@ -0,0 +1,61 @@
+/*
+ * Clover - 4chan browser https://github.com/Floens/Clover/
+ * Copyright (C) 2014  Floens
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+package org.floens.chan.chan;
+
+import org.floens.chan.R;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class ImageSearch {
+    public static final List<ImageSearch> engines = new ArrayList<>();
+
+    public abstract int getId();
+    public abstract String getName();
+    public abstract String getUrl(String imageUrl);
+
+    static {
+        engines.add(new ImageSearch() {
+            public int getId() {
+                return R.id.action_0;
+            }
+
+            public String getName() {
+                return "Google";
+            }
+
+            public String getUrl(String imageUrl) {
+                return "https://www.google.com/searchbyimage?image_url=" + imageUrl;
+            }
+        });
+
+        engines.add(new ImageSearch() {
+            public int getId() {
+                return R.id.action_1;
+            }
+
+            public String getName() {
+                return "iqdb";
+            }
+
+            public String getUrl(String imageUrl) {
+                return "http://iqdb.org/?url=" + imageUrl;
+            }
+        });
+    }
+}

Clover/app/src/main/java/org/floens/chan/ui/activity/ImageViewActivity.java

@@ -24,12 +24,14 @@ import android.support.v4.view.ViewPager;
 import android.text.TextUtils;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.SubMenu;
 import android.view.View;
 import android.view.Window;
 import android.widget.FrameLayout;
 import android.widget.ProgressBar;
 
 import org.floens.chan.R;
+import org.floens.chan.chan.ImageSearch;
 import org.floens.chan.core.ChanPreferences;
 import org.floens.chan.core.model.Post;
 import org.floens.chan.ui.adapter.ImageViewAdapter;
@@ -195,35 +197,36 @@ public class ImageViewActivity extends Activity implements ViewPager.OnPageChang
 
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
-        if (item.getItemId() == android.R.id.home) {
-            finish();
-            return true;
-        } else if (item.getItemId() == R.id.action_download_album) {
-            List<ImageSaver.DownloadPair> list = new ArrayList<>();
-
-            String name = "downloaded";
-            String filename;
-            for (Post post : adapter.getList()) {
-                filename = (ChanPreferences.getImageSaveOriginalFilename() ? post.tim : post.filename) + "." + post.ext;
-                list.add(new ImageSaver.DownloadPair(post.imageUrl, filename));
-
-                name = post.board + "_" + post.resto;
-            }
+        switch (item.getItemId()) {
+            case android.R.id.home:
+                finish();
+                return true;
+            case R.id.action_download_album:
+                List<ImageSaver.DownloadPair> list = new ArrayList<>();
+
+                String name = "downloaded";
+                String filename;
+                for (Post post : adapter.getList()) {
+                    filename = (ChanPreferences.getImageSaveOriginalFilename() ? post.tim : post.filename) + "." + post.ext;
+                    list.add(new ImageSaver.DownloadPair(post.imageUrl, filename));
+
+                    name = post.board + "_" + post.resto;
+                }
 
-            if (list.size() > 0) {
-                if (!TextUtils.isEmpty(name)) {
-                    ImageSaver.saveAll(this, name, list);
+                if (list.size() > 0) {
+                    if (!TextUtils.isEmpty(name)) {
+                        ImageSaver.saveAll(this, name, list);
+                    }
                 }
-            }
 
-            return true;
-        } else {
-            ImageViewFragment fragment = getFragment(currentPosition);
-            if (fragment != null) {
-                fragment.customOnOptionsItemSelected(item);
-            }
+                return true;
+            default:
+                ImageViewFragment fragment = getFragment(currentPosition);
+                if (fragment != null) {
+                    fragment.customOnOptionsItemSelected(item);
+                }
 
-            return super.onOptionsItemSelected(item);
+                return super.onOptionsItemSelected(item);
         }
     }
 
@@ -231,6 +234,12 @@ public class ImageViewActivity extends Activity implements ViewPager.OnPageChang
     public boolean onCreateOptionsMenu(Menu menu) {
         getMenuInflater().inflate(R.menu.image_view, menu);
 
+        MenuItem imageSearch = menu.findItem(R.id.action_image_search);
+        SubMenu subMenu = imageSearch.getSubMenu();
+        for (ImageSearch engine : ImageSearch.engines) {
+            subMenu.add(Menu.NONE, engine.getId(), Menu.NONE, engine.getName());
+        }
+
         return true;
     }
 

Clover/app/src/main/java/org/floens/chan/ui/fragment/ImageViewFragment.java

@@ -28,6 +28,7 @@ import android.view.ViewGroup;
 import android.widget.VideoView;
 
 import org.floens.chan.R;
+import org.floens.chan.chan.ImageSearch;
 import org.floens.chan.core.ChanPreferences;
 import org.floens.chan.core.model.Post;
 import org.floens.chan.ui.activity.ImageViewActivity;
@@ -209,27 +210,42 @@ public class ImageViewFragment extends Fragment implements ThumbnailImageViewCal
     }
 
     public void customOnOptionsItemSelected(MenuItem item) {
-        if (item.getItemId() == R.id.action_image_play_state) {
-            if (!videoVisible) {
-                startVideo();
-            } else {
-                VideoView view = imageView.getVideoView();
-                if (view != null) {
-                    if (!view.isPlaying()) {
-                        view.start();
-                    } else {
-                        view.pause();
+        switch (item.getItemId()) {
+            case R.id.action_image_play_state:
+                if (!videoVisible) {
+                    startVideo();
+                } else {
+                    VideoView view = imageView.getVideoView();
+                    if (view != null) {
+                        if (!view.isPlaying()) {
+                            view.start();
+                        } else {
+                            view.pause();
+                        }
+                    }
+                }
+
+                activity.invalidateActionBar();
+                break;
+            case R.id.action_open_browser:
+                Utils.openLink(context, post.imageUrl);
+                break;
+            case R.id.action_image_save:
+                ImageSaver.saveImage(context, post.imageUrl, ChanPreferences.getImageSaveOriginalFilename() ? post.tim : post.filename, post.ext, false);
+                break;
+            case R.id.action_share:
+                ImageSaver.saveImage(context, post.imageUrl, ChanPreferences.getImageSaveOriginalFilename() ? post.tim : post.filename, post.ext, true);
+                break;
+            default:
+                // Search if it was an ImageSearch item
+                for (ImageSearch engine : ImageSearch.engines) {
+                    if (item.getItemId() == engine.getId()) {
+                        Utils.openLink(context, engine.getUrl(post.imageUrl));
+                        break;
                     }
                 }
-            }
 
-            activity.invalidateActionBar();
-        } else if (item.getItemId() == R.id.action_open_browser) {
-            Utils.openLink(context, post.imageUrl);
-        } else if (item.getItemId() == R.id.action_image_save) {
-            ImageSaver.saveImage(context, post.imageUrl, ChanPreferences.getImageSaveOriginalFilename() ? post.tim : post.filename, post.ext, false);
-        } else if (item.getItemId() == R.id.action_share) {
-            ImageSaver.saveImage(context, post.imageUrl, ChanPreferences.getImageSaveOriginalFilename() ? post.tim : post.filename, post.ext, true);
+                break;
         }
     }
 

Clover/app/src/main/res/menu/image_view.xml

@@ -1,5 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
+<?xml version="1.0" encoding="utf-8"?><!--
 Clover - 4chan browser https://github.com/Floens/Clover/
 Copyright (C) 2014  Floens
 
@@ -23,26 +22,33 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
         android:icon="@drawable/ic_action_play"
         android:orderInCategory="1"
         android:showAsAction="always"
-        android:title="@string/image_play_state"/>
+        android:title="@string/image_play_state" />
     <item
         android:id="@+id/action_image_save"
         android:orderInCategory="2"
         android:showAsAction="never"
-        android:title="@string/image_save"/>
+        android:title="@string/image_save" />
     <item
         android:id="@+id/action_open_browser"
         android:orderInCategory="3"
         android:showAsAction="never"
-        android:title="@string/action_open_browser"/>
+        android:title="@string/action_open_browser" />
     <item
         android:id="@+id/action_share"
         android:orderInCategory="4"
         android:showAsAction="never"
-        android:title="@string/action_share"/>
+        android:title="@string/action_share" />
     <item
-        android:id="@+id/action_download_album"
+        android:id="@+id/action_image_search"
         android:orderInCategory="5"
         android:showAsAction="never"
-        android:title="@string/action_download_album"/>
+        android:title="@string/action_search_image">
+        <menu></menu>
+    </item>
+    <item
+        android:id="@+id/action_download_album"
+        android:orderInCategory="6"
+        android:showAsAction="never"
+        android:title="@string/action_download_album" />
 
 </menu>

Clover/app/src/main/res/values/ids.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+Clover - 4chan browser https://github.com/Floens/Clover/
+Copyright (C) 2014  Floens
+
+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 3 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, see <http://www.gnu.org/licenses/>.
+-->
+<resources>
+    <!-- placeholder id's for when programmatically xml is needed -->
+    <item type="id" name="action_0" />
+    <item type="id" name="action_1" />
+    <item type="id" name="action_2" />
+    <item type="id" name="action_3" />
+    <item type="id" name="action_4" />
+    <item type="id" name="action_5" />
+    <item type="id" name="action_6" />
+    <item type="id" name="action_7" />
+    <item type="id" name="action_8" />
+    <item type="id" name="action_9" />
+</resources>

Clover/app/src/main/res/values/strings.xml

@@ -44,6 +44,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     <string name="action_search">Search</string>
     <string name="action_search_board">Search board</string>
     <string name="action_search_thread">Search thread</string>
+    <string name="action_search_image">Image search</string>
 
     <string name="search_hint">Search posts</string>
     <string name="search_results">Found %1$s %2$s for "%3$s"</string>