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Code Issues Packages Projects Releases Wiki Activity

Support viewing subreddit wiki in app.

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This commit is contained in:
Alex Ning 2021-08-02 17:12:33 +08:00
parent 305ae1c13c
commit 2a6afa8783
10 changed files with 405 additions and 6 deletions
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7
app/src/main/AndroidManifest.xml
View File

@ -34,7 +34,12 @@
android:theme="@style/AppTheme"
android:usesCleartextTraffic="true"
tools:replace="android:label">
<activity android:name=".activities.TrendingActivity"
<activity android:name=".activities.WikiActivity"
android:label="@string/wiki_activity_label"
android:parentActivityName=".activities.MainActivity"
android:theme="@style/AppTheme.Slidable" />
<activity
android:name=".activities.TrendingActivity"
android:label="@string/trending_activity_label"
android:parentActivityName=".activities.MainActivity"
android:theme="@style/AppTheme.Slidable" />

3
app/src/main/java/ml/docilealligator/infinityforreddit/AppComponent.java
View File

@ -59,6 +59,7 @@ import ml.docilealligator.infinityforreddit.activities.ViewSubredditDetailActivi
import ml.docilealligator.infinityforreddit.activities.ViewUserDetailActivity;
import ml.docilealligator.infinityforreddit.activities.ViewVideoActivity;
import ml.docilealligator.infinityforreddit.activities.WebViewActivity;
import ml.docilealligator.infinityforreddit.activities.WikiActivity;
import ml.docilealligator.infinityforreddit.bottomsheetfragments.FlairBottomSheetFragment;
import ml.docilealligator.infinityforreddit.fragments.CommentsListingFragment;
import ml.docilealligator.infinityforreddit.fragments.FollowedUsersListingFragment;
@ -281,4 +282,6 @@ public interface AppComponent {
void inject(PostGalleryActivity postGalleryActivity);
void inject(TrendingActivity trendingActivity);
void inject(WikiActivity wikiActivity);
}

23
app/src/main/java/ml/docilealligator/infinityforreddit/activities/FullMarkdownActivity.java
View File

@ -26,11 +26,12 @@ import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.google.android.material.appbar.AppBarLayout;
import com.google.android.material.appbar.CollapsingToolbarLayout;
import com.r0adkll.slidr.Slidr;
import com.r0adkll.slidr.model.SlidrInterface;
import org.commonmark.ext.gfm.tables.TableBlock;
import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@ -54,6 +55,7 @@ import ml.docilealligator.infinityforreddit.Infinity;
import ml.docilealligator.infinityforreddit.R;
import ml.docilealligator.infinityforreddit.customtheme.CustomThemeWrapper;
import ml.docilealligator.infinityforreddit.customviews.MarkwonLinearLayoutManager;
import ml.docilealligator.infinityforreddit.events.SwitchAccountEvent;
import ml.docilealligator.infinityforreddit.utils.SharedPreferencesUtils;
public class FullMarkdownActivity extends BaseActivity {
@ -66,8 +68,6 @@ public class FullMarkdownActivity extends BaseActivity {
CoordinatorLayout coordinatorLayout;
@BindView(R.id.appbar_layout_comment_full_markdown_activity)
AppBarLayout appBarLayout;
@BindView(R.id.collapsing_toolbar_layout_comment_full_markdown_activity)
CollapsingToolbarLayout collapsingToolbarLayout;
@BindView(R.id.toolbar_comment_full_markdown_activity)
Toolbar toolbar;
@BindView(R.id.content_markdown_view_comment_full_markdown_activity)
@ -88,6 +88,8 @@ public class FullMarkdownActivity extends BaseActivity {
ButterKnife.bind(this);
EventBus.getDefault().register(this);
applyCustomTheme();
setSupportActionBar(toolbar);
@ -115,7 +117,7 @@ public class FullMarkdownActivity extends BaseActivity {
window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
}
adjustToolbar(toolbar);
markdownRecyclerView.setPadding(0, 0, 0, getNavBarHeight());
markdownRecyclerView.setPadding(markdownRecyclerView.getPaddingLeft(), 0, markdownRecyclerView.getPaddingRight(), getNavBarHeight());
}
}
@ -277,4 +279,17 @@ public class FullMarkdownActivity extends BaseActivity {
coordinatorLayout.setBackgroundColor(mCustomThemeWrapper.getBackgroundColor());
applyAppBarLayoutAndToolbarTheme(appBarLayout, toolbar);
}
@Override
protected void onDestroy() {
super.onDestroy();
EventBus.getDefault().unregister(this);
}
@Subscribe
public void onAccountSwitchEvent(SwitchAccountEvent event) {
if (!getClass().getName().equals(event.excludeActivityClassName)) {
finish();
}
}
}

5
app/src/main/java/ml/docilealligator/infinityforreddit/activities/LinkResolverActivity.java
View File

@ -49,6 +49,7 @@ public class LinkResolverActivity extends AppCompatActivity {
private static final String IMGUR_ALBUM_PATTERN = "/(album|a)/\\w+/?";
private static final String IMGUR_IMAGE_PATTERN = "/\\w+/?";
private static final String RPAN_BROADCAST_PATTERN = "/rpan/r/[\\w-]+/\\w+/?\\w+/?";
private static final String WIKI_PATTERN = "/[rR]/[\\w-]+/wiki/?\\w+";
@Inject
@Named("default")
@ -171,6 +172,10 @@ public class LinkResolverActivity extends AppCompatActivity {
} else {
deepLinkError(uri);
}
} else if (path.matches(WIKI_PATTERN)) {
Intent intent = new Intent(this, WikiActivity.class);
intent.putExtra(WikiActivity.EXTRA_SUBREDDIT_NAME, segments.get(1));
startActivity(intent);
} else if (path.matches(SUBREDDIT_PATTERN)) {
Intent intent = new Intent(this, ViewSubredditDetailActivity.class);
intent.putExtra(ViewSubredditDetailActivity.EXTRA_SUBREDDIT_NAME_KEY, path.substring(3));

322
app/src/main/java/ml/docilealligator/infinityforreddit/activities/WikiActivity.java Normal file
View File

@ -0,0 +1,322 @@
package ml.docilealligator.infinityforreddit.activities;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.text.SpannableStringBuilder;
import android.text.Spanned;
import android.text.TextPaint;
import android.text.style.ClickableSpan;
import android.text.util.Linkify;
import android.view.MenuItem;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.widget.Toolbar;
import androidx.coordinatorlayout.widget.CoordinatorLayout;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.google.android.material.appbar.AppBarLayout;
import com.r0adkll.slidr.Slidr;
import com.r0adkll.slidr.model.SlidrInterface;
import org.commonmark.ext.gfm.tables.TableBlock;
import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.inject.Inject;
import javax.inject.Named;
import butterknife.BindView;
import butterknife.ButterKnife;
import io.noties.markwon.AbstractMarkwonPlugin;
import io.noties.markwon.Markwon;
import io.noties.markwon.MarkwonConfiguration;
import io.noties.markwon.core.MarkwonTheme;
import io.noties.markwon.ext.strikethrough.StrikethroughPlugin;
import io.noties.markwon.html.HtmlPlugin;
import io.noties.markwon.linkify.LinkifyPlugin;
import io.noties.markwon.recycler.MarkwonAdapter;
import io.noties.markwon.recycler.table.TableEntry;
import io.noties.markwon.recycler.table.TableEntryPlugin;
import ml.docilealligator.infinityforreddit.Infinity;
import ml.docilealligator.infinityforreddit.R;
import ml.docilealligator.infinityforreddit.apis.RedditAPI;
import ml.docilealligator.infinityforreddit.customtheme.CustomThemeWrapper;
import ml.docilealligator.infinityforreddit.customviews.MarkwonLinearLayoutManager;
import ml.docilealligator.infinityforreddit.events.SwitchAccountEvent;
import ml.docilealligator.infinityforreddit.utils.JSONUtils;
import ml.docilealligator.infinityforreddit.utils.SharedPreferencesUtils;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
import retrofit2.Retrofit;
public class WikiActivity extends BaseActivity {
public static final String EXTRA_SUBREDDIT_NAME = "ESN";
private static final String WIKI_MARKDOWN_STATE = "WMS";
@BindView(R.id.coordinator_layout_comment_wiki_activity)
CoordinatorLayout coordinatorLayout;
@BindView(R.id.appbar_layout_comment_wiki_activity)
AppBarLayout appBarLayout;
@BindView(R.id.toolbar_comment_wiki_activity)
Toolbar toolbar;
@BindView(R.id.content_markdown_view_comment_wiki_activity)
RecyclerView markdownRecyclerView;
@Inject
@Named("no_oauth")
Retrofit retrofit;
@Inject
@Named("default")
SharedPreferences mSharedPreferences;
@Inject
CustomThemeWrapper mCustomThemeWrapper;
private SlidrInterface mSlidrInterface;
private String wikiMarkdown;
private Markwon markwon;
private MarkwonAdapter markwonAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
((Infinity) getApplication()).getAppComponent().inject(this);
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_wiki);
ButterKnife.bind(this);
EventBus.getDefault().register(this);
applyCustomTheme();
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
if (mSharedPreferences.getBoolean(SharedPreferencesUtils.SWIPE_RIGHT_TO_GO_BACK, true)) {
mSlidrInterface = Slidr.attach(this);
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
Window window = getWindow();
if (isChangeStatusBarIconColor()) {
addOnOffsetChangedListener(appBarLayout);
}
if (isImmersiveInterface()) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
coordinatorLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
} else {
window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
}
adjustToolbar(toolbar);
markdownRecyclerView.setPadding(markdownRecyclerView.getPaddingLeft(), 0, markdownRecyclerView.getPaddingRight(), getNavBarHeight());
}
}
int markdownColor = mCustomThemeWrapper.getPrimaryTextColor();
int spoilerBackgroundColor = markdownColor | 0xFF000000;
int linkColor = mCustomThemeWrapper.getLinkColor();
markwon = Markwon.builder(this)
.usePlugin(HtmlPlugin.create())
.usePlugin(new AbstractMarkwonPlugin() {
@NonNull
@Override
public String processMarkdown(@NonNull String markdown) {
StringBuilder markdownStringBuilder = new StringBuilder(markdown);
Pattern spoilerPattern = Pattern.compile(">![\\S\\s]*?!<");
Matcher matcher = spoilerPattern.matcher(markdownStringBuilder);
while (matcher.find()) {
markdownStringBuilder.replace(matcher.start(), matcher.start() + 1, "&gt;");
}
return super.processMarkdown(markdownStringBuilder.toString());
}
@Override
public void afterSetText(@NonNull TextView textView) {
textView.setHighlightColor(Color.TRANSPARENT);
SpannableStringBuilder markdownStringBuilder = new SpannableStringBuilder(textView.getText().toString());
Pattern spoilerPattern = Pattern.compile(">![\\S\\s]*?!<");
Matcher matcher = spoilerPattern.matcher(markdownStringBuilder);
int start = 0;
boolean find = false;
while (matcher.find(start)) {
if (markdownStringBuilder.length() < 4
|| matcher.start() < 0
|| matcher.end() > markdownStringBuilder.length()) {
break;
}
find = true;
markdownStringBuilder.delete(matcher.end() - 2, matcher.end());
markdownStringBuilder.delete(matcher.start(), matcher.start() + 2);
ClickableSpan clickableSpan = new ClickableSpan() {
private boolean isShowing = false;
@Override
public void updateDrawState(@NonNull TextPaint ds) {
if (isShowing) {
super.updateDrawState(ds);
ds.setColor(markdownColor);
} else {
ds.bgColor = spoilerBackgroundColor;
ds.setColor(markdownColor);
}
ds.setUnderlineText(false);
}
@Override
public void onClick(@NonNull View view) {
isShowing = !isShowing;
view.invalidate();
}
};
markdownStringBuilder.setSpan(clickableSpan, matcher.start(), matcher.end() - 4, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
start = matcher.end() - 4;
}
if (find) {
textView.setText(markdownStringBuilder);
}
}
@Override
public void beforeSetText(@NonNull TextView textView, @NonNull Spanned markdown) {
textView.setTextColor(markdownColor);
}
@Override
public void configureConfiguration(@NonNull MarkwonConfiguration.Builder builder) {
builder.linkResolver((view, link) -> {
Intent intent = new Intent(WikiActivity.this, LinkResolverActivity.class);
Uri uri = Uri.parse(link);
intent.setData(uri);
startActivity(intent);
});
}
@Override
public void configureTheme(@NonNull MarkwonTheme.Builder builder) {
builder.linkColor(linkColor);
}
})
.usePlugin(StrikethroughPlugin.create())
.usePlugin(LinkifyPlugin.create(Linkify.WEB_URLS))
.usePlugin(TableEntryPlugin.create(this))
.build();
markwonAdapter = MarkwonAdapter.builder(R.layout.adapter_default_entry, R.id.text)
.include(TableBlock.class, TableEntry.create(builder -> builder
.tableLayout(R.layout.adapter_table_block, R.id.table_layout)
.textLayoutIsRoot(R.layout.view_table_entry_cell)))
.build();
LinearLayoutManager linearLayoutManager = new MarkwonLinearLayoutManager(this, new MarkwonLinearLayoutManager.HorizontalScrollViewScrolledListener() {
@Override
public void onScrolledLeft() {
if (mSlidrInterface != null) {
mSlidrInterface.lock();
}
}
@Override
public void onScrolledRight() {
if (mSlidrInterface != null) {
mSlidrInterface.unlock();
}
}
});
markdownRecyclerView.setLayoutManager(linearLayoutManager);
markdownRecyclerView.setAdapter(markwonAdapter);
if (savedInstanceState != null) {
wikiMarkdown = savedInstanceState.getString(WIKI_MARKDOWN_STATE);
}
if (wikiMarkdown == null) {
loadWiki();
} else {
markwonAdapter.setMarkdown(markwon, wikiMarkdown);
markwonAdapter.notifyDataSetChanged();
}
}
private void loadWiki() {
retrofit.create(RedditAPI.class).getWiki(getIntent().getStringExtra(EXTRA_SUBREDDIT_NAME)).enqueue(new Callback<String>() {
@Override
public void onResponse(@NonNull Call<String> call, @NonNull Response<String> response) {
if (response.isSuccessful()) {
try {
markwonAdapter.setMarkdown(markwon, new JSONObject(response.body())
.getJSONObject(JSONUtils.DATA_KEY).getString(JSONUtils.CONTENT_MD_KEY));
markwonAdapter.notifyDataSetChanged();
} catch (JSONException e) {
e.printStackTrace();
}
}
}
@Override
public void onFailure(@NonNull Call<String> call, @NonNull Throwable t) {
}
});
}
@Override
public boolean onOptionsItemSelected(@NonNull MenuItem item) {
if (item.getItemId() == android.R.id.home) {
finish();
return true;
}
return false;
}
@Override
protected void onSaveInstanceState(@NonNull Bundle outState) {
super.onSaveInstanceState(outState);
outState.putString(WIKI_MARKDOWN_STATE, wikiMarkdown);
}
@Override
protected void onDestroy() {
super.onDestroy();
EventBus.getDefault().unregister(this);
}
@Override
protected SharedPreferences getDefaultSharedPreferences() {
return mSharedPreferences;
}
@Override
protected CustomThemeWrapper getCustomThemeWrapper() {
return mCustomThemeWrapper;
}
@Override
protected void applyCustomTheme() {
coordinatorLayout.setBackgroundColor(mCustomThemeWrapper.getBackgroundColor());
applyAppBarLayoutAndToolbarTheme(appBarLayout, toolbar);
}
@Subscribe
public void onAccountSwitchEvent(SwitchAccountEvent event) {
if (!getClass().getName().equals(event.excludeActivityClassName)) {
finish();
}
}
}

3
app/src/main/java/ml/docilealligator/infinityforreddit/apis/RedditAPI.java
View File

@ -365,4 +365,7 @@ public interface RedditAPI {
@GET("/api/trending_searches_v1.json?withAds=0&raw_json=1&gilding_detail=1")
Call<String> getTrendingSearches(@HeaderMap Map<String, String> headers);
@GET("/r/{subredditName}/wiki/index.json?raw_json=1")
Call<String> getWiki(@Path("subredditName") String subredditName);
}

1
app/src/main/java/ml/docilealligator/infinityforreddit/utils/JSONUtils.java
View File

@ -170,4 +170,5 @@ public class JSONUtils {
public static final String QUERY_STRING_KEY = "query_string";
public static final String DISPLAY_STRING_KEY = "display_string";
public static final String RESULTS_KEY = "results";
public static final String CONTENT_MD_KEY = "content_md";
}

3
app/src/main/res/layout/activity_comment_full_markdown.xml
View File

@ -14,7 +14,6 @@
android:theme="@style/AppTheme.AppBarOverlay">
<com.google.android.material.appbar.CollapsingToolbarLayout
android:id="@+id/collapsing_toolbar_layout_comment_full_markdown_activity"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_scrollFlags="scroll|enterAlways"
@ -37,6 +36,8 @@
android:id="@+id/content_markdown_view_comment_full_markdown_activity"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingStart="16dp"
android:paddingEnd="16dp"
app:layout_behavior="@string/appbar_scrolling_view_behavior" />
</androidx.coordinatorlayout.widget.CoordinatorLayout>

43
app/src/main/res/layout/activity_wiki.xml Normal file
View File

@ -0,0 +1,43 @@
<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/coordinator_layout_comment_wiki_activity"
tools:context=".activities.WikiActivity">
<com.google.android.material.appbar.AppBarLayout
android:id="@+id/appbar_layout_comment_wiki_activity"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:theme="@style/AppTheme.AppBarOverlay">
<com.google.android.material.appbar.CollapsingToolbarLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_scrollFlags="scroll|enterAlways"
app:titleEnabled="false"
app:toolbarId="@+id/toolbar_comment_wiki_activity">
<androidx.appcompat.widget.Toolbar
android:id="@+id/toolbar_comment_wiki_activity"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:minHeight="?attr/actionBarSize"
app:popupTheme="@style/AppTheme.PopupOverlay"
app:navigationIcon="?attr/homeAsUpIndicator" />
</com.google.android.material.appbar.CollapsingToolbarLayout>
</com.google.android.material.appbar.AppBarLayout>
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/content_markdown_view_comment_wiki_activity"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingStart="16dp"
android:paddingEnd="16dp"
app:layout_behavior="@string/appbar_scrolling_view_behavior" />
</androidx.coordinatorlayout.widget.CoordinatorLayout>

1
app/src/main/res/values/strings.xml
View File

@ -42,6 +42,7 @@
<string name="rpan_activity_label">RPAN</string>
<string name="post_gallery_activity_label">Gallery Post</string>
<string name="trending_activity_label">Trending</string>
<string name="wiki_activity_label">Wiki</string>
<string name="navigation_drawer_open">Open navigation drawer</string>
<string name="navigation_drawer_close">Close navigation drawer</string>