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Code Issues Packages Projects Releases Wiki Activity

Add Reveddit fallback for retrieving deleted comments (#591)

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This commit is contained in:
scria1000
2021-12-15 13:43:55 +00:00
committed by GitHub
parent e4c64668db
commit e90a3b674e
9 changed files with 236 additions and 15 deletions
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10
app/src/main/java/ml/docilealligator/infinityforreddit/AppModule.java
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@@ -146,6 +146,16 @@ class AppModule {
.build();
}
@Provides
@Named("reveddit")
@Singleton
Retrofit provideRevedditRetrofit() {
return new Retrofit.Builder()
.baseUrl(APIUtils.REVEDDIT_API_BASE_URI)
.addConverterFactory(ScalarsConverterFactory.create())
.build();
}
@Provides
@Named("vReddIt")
@Singleton

9
app/src/main/java/ml/docilealligator/infinityforreddit/apis/PushshiftAPI.java
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@@ -10,4 +10,13 @@ public interface PushshiftAPI {
@GET("reddit/submission/search/")
Call<String> getRemovedPost(@Query("ids") String postId);
@GET("reddit/comment/search/")
Call<String> searchComments(@Query("link_id") String linkId,
@Query("limit") int limit,
@Query("sort") String sort,
@Query(value = "fields", encoded = true) String fields,
@Query("after") long after,
@Query("before") long before,
@Query("q") String query);
}

20
app/src/main/java/ml/docilealligator/infinityforreddit/apis/RevedditAPI.java Normal file
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@@ -0,0 +1,20 @@
package ml.docilealligator.infinityforreddit.apis;
import java.util.Map;
import retrofit2.Call;
import retrofit2.http.GET;
import retrofit2.http.HeaderMap;
import retrofit2.http.Query;
public interface RevedditAPI {
@GET("/short/thread-comments/")
Call<String> getRemovedComments(@HeaderMap Map<String, String> headers,
@Query("link_id") String threadId,
@Query("after") long after,
@Query("root_comment_id") String rootCommentId,
@Query("comment_id") String commentId,
@Query("num_comments") int numComments,
@Query("post_created_utc") long postCreatedUtc,
@Query("focus_comment_removed") boolean focusCommentRemoved);
}

53
app/src/main/java/ml/docilealligator/infinityforreddit/comment/FetchRemovedComment.java
View File

@@ -4,6 +4,7 @@ import android.os.AsyncTask;
import androidx.annotation.NonNull;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
@@ -37,12 +38,43 @@ public class FetchRemovedComment {
});
}
private static Comment parseRemovedComment(JSONObject result, Comment comment) throws JSONException {
// At the moment of writing this code, directly fetching a removed comment from
// Pushift.io API returns an Internal Server Error, so we temporarily do it this way instead.
// If this fails to return the removed comment, we try our luck with Reveddit API
public static void searchRemovedComment(Retrofit retrofit, Comment comment, FetchRemovedCommentListener listener) {
long after = (comment.getCommentTimeMillis() / 1000) - 1; // 1 second before comment creation epoch
retrofit.create(PushshiftAPI.class).searchComments(
comment.getLinkId(),
3000,
"asc",
"id,author,body",
after,
after + 43200, // 12 Hours later
"*")
.enqueue(new Callback<String>() {
@Override
public void onResponse(@NonNull Call<String> call, @NonNull Response<String> response) {
if (response.isSuccessful()) {
new ParseCommentAsyncTask(response.body(), comment, listener).execute();
} else {
listener.fetchFailed();
}
}
@Override
public void onFailure(@NonNull Call<String> call, @NonNull Throwable t) {
t.printStackTrace();
listener.fetchFailed();
}
});
}
private static Comment parseRemovedComment(@NonNull JSONObject result, Comment comment) throws JSONException {
String id = result.getString(JSONUtils.ID_KEY);
String author = result.getString(JSONUtils.AUTHOR_KEY);
String body = Utils.modifyMarkdown(result.optString(JSONUtils.BODY_KEY).trim());
if ( id.equals(comment.getId()) &&
if (id.equals(comment.getId()) &&
(!author.equals(comment.getAuthor()) ||
!body.equals(comment.getCommentRawText()))
) {
@@ -63,8 +95,8 @@ public class FetchRemovedComment {
private static class ParseCommentAsyncTask extends AsyncTask<Void, Void, Void> {
private String responseBody;
private FetchRemovedCommentListener listener;
private final String responseBody;
private final FetchRemovedCommentListener listener;
Comment comment;
public ParseCommentAsyncTask(String responseBody, Comment comment, FetchRemovedCommentListener listener) {
@@ -76,8 +108,17 @@ public class FetchRemovedComment {
@Override
protected Void doInBackground(Void... voids) {
try {
JSONObject commentJSON = new JSONObject(responseBody).getJSONArray(JSONUtils.DATA_KEY).getJSONObject(0);
comment = parseRemovedComment(commentJSON, comment);
JSONArray commentJSONArray = new JSONObject(responseBody).getJSONArray(JSONUtils.DATA_KEY);
JSONObject commentFound = null;
for (int i = 0; i < commentJSONArray.length(); i++) {
JSONObject commentJSON = commentJSONArray.getJSONObject(i);
if (!commentJSON.isNull("id") && commentJSON.getString("id").equals(comment.getId())) {
commentFound = commentJSON;
break;
}
}
assert commentFound != null;
comment = parseRemovedComment(commentFound, comment);
} catch (JSONException e) {
e.printStackTrace();
comment = null;

108
app/src/main/java/ml/docilealligator/infinityforreddit/comment/FetchRemovedCommentReveddit.java Normal file
View File

@@ -0,0 +1,108 @@
package ml.docilealligator.infinityforreddit.comment;
import android.os.AsyncTask;
import androidx.annotation.NonNull;
import org.json.JSONException;
import org.json.JSONObject;
import ml.docilealligator.infinityforreddit.apis.RevedditAPI;
import ml.docilealligator.infinityforreddit.utils.APIUtils;
import ml.docilealligator.infinityforreddit.utils.JSONUtils;
import ml.docilealligator.infinityforreddit.utils.Utils;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
import retrofit2.Retrofit;
public class FetchRemovedCommentReveddit {
public static void fetchRemovedComment(Retrofit retrofit, Comment comment, long postCreatedUtc, int nComments, FetchRemovedCommentListener listener) {
String parentIdWithoutPrefix = comment.getParentId().substring(3);
String rootCommentId = parentIdWithoutPrefix.equals(comment.getLinkId()) ? comment.getId() : parentIdWithoutPrefix;
retrofit.create(RevedditAPI.class).getRemovedComments(
APIUtils.getRevedditHeader(),
comment.getLinkId(),
(comment.getCommentTimeMillis() / 1000) - 1,
rootCommentId,
comment.getId(),
nComments,
postCreatedUtc / 1000,
true)
.enqueue(new Callback<String>() {
@Override
public void onResponse(@NonNull Call<String> call, @NonNull Response<String> response) {
if (response.isSuccessful()) {
new ParseCommentAsyncTask(response.body(), comment, listener).execute();
} else {
listener.fetchFailed();
}
}
@Override
public void onFailure(@NonNull Call<String> call, @NonNull Throwable t) {
t.printStackTrace();
listener.fetchFailed();
}
});
}
private static Comment parseRemovedComment(JSONObject result, Comment comment) throws JSONException {
String id = result.getString(JSONUtils.ID_KEY);
String author = result.getString(JSONUtils.AUTHOR_KEY);
String body = Utils.modifyMarkdown(result.optString(JSONUtils.BODY_KEY).trim());
if (id.equals(comment.getId()) &&
(!author.equals(comment.getAuthor()) ||
!body.equals(comment.getCommentRawText()))
) {
comment.setAuthor(author);
comment.setCommentMarkdown(body);
comment.setCommentRawText(body);
return comment;
} else {
return null;
}
}
public interface FetchRemovedCommentListener {
void fetchSuccess(Comment comment);
void fetchFailed();
}
private static class ParseCommentAsyncTask extends AsyncTask<Void, Void, Void> {
private final String responseBody;
private final FetchRemovedCommentListener listener;
Comment comment;
public ParseCommentAsyncTask(String responseBody, Comment comment, FetchRemovedCommentListener listener) {
this.responseBody = responseBody;
this.comment = comment;
this.listener = listener;
}
@Override
protected Void doInBackground(Void... voids) {
try {
JSONObject commentJSON = new JSONObject(responseBody).getJSONObject(comment.getId());
comment = parseRemovedComment(commentJSON, comment);
} catch (JSONException e) {
e.printStackTrace();
comment = null;
}
return null;
}
@Override
protected void onPostExecute(Void aVoid) {
super.onPostExecute(aVoid);
if (comment != null)
listener.fetchSuccess(comment);
else
listener.fetchFailed();
}
}
}

17
app/src/main/java/ml/docilealligator/infinityforreddit/fragments/ViewPostDetailFragment.java
View File

@@ -89,6 +89,7 @@ import ml.docilealligator.infinityforreddit.bottomsheetfragments.PostCommentSort
import ml.docilealligator.infinityforreddit.comment.Comment;
import ml.docilealligator.infinityforreddit.comment.FetchComment;
import ml.docilealligator.infinityforreddit.comment.FetchRemovedComment;
import ml.docilealligator.infinityforreddit.comment.FetchRemovedCommentReveddit;
import ml.docilealligator.infinityforreddit.comment.ParseComment;
import ml.docilealligator.infinityforreddit.customtheme.CustomThemeWrapper;
import ml.docilealligator.infinityforreddit.customviews.CustomToroContainer;
@@ -144,6 +145,9 @@ public class ViewPostDetailFragment extends Fragment implements FragmentCommunic
@Named("pushshift")
Retrofit pushshiftRetrofit;
@Inject
@Named("reveddit")
Retrofit revedditRetrofit;
@Inject
@Named("oauth")
Retrofit mOauthRetrofit;
@Inject
@@ -1717,7 +1721,7 @@ public class ViewPostDetailFragment extends Fragment implements FragmentCommunic
public void showRemovedComment(Comment comment, int position) {
Toast.makeText(activity, R.string.fetching_removed_comment, Toast.LENGTH_SHORT).show();
FetchRemovedComment.fetchRemovedComment(
FetchRemovedComment.searchRemovedComment(
pushshiftRetrofit,
comment,
new FetchRemovedComment.FetchRemovedCommentListener() {
@@ -1726,12 +1730,23 @@ public class ViewPostDetailFragment extends Fragment implements FragmentCommunic
mCommentsAdapter.editComment(comment.getAuthor(), comment.getCommentMarkdown(), position);
}
@Override
public void fetchFailed() {
// Reveddit fallback
FetchRemovedCommentReveddit.fetchRemovedComment(revedditRetrofit, comment, mPost.getPostTimeMillis(), mPost.getNComments(), new FetchRemovedCommentReveddit.FetchRemovedCommentListener() {
@Override
public void fetchSuccess(Comment comment) {
mCommentsAdapter.editComment(comment.getAuthor(), comment.getCommentMarkdown(), position);
}
@Override
public void fetchFailed() {
Toast.makeText(activity, R.string.show_removed_comment_failed, Toast.LENGTH_SHORT).show();
}
});
}
});
}
public void changeToNomalThreadMode() {
isSingleCommentThreadMode = false;

10
app/src/main/java/ml/docilealligator/infinityforreddit/post/ParsePost.java
View File

@@ -156,8 +156,10 @@ public class ParsePost {
boolean nsfw = data.getBoolean(JSONUtils.NSFW_KEY);
boolean stickied = data.getBoolean(JSONUtils.STICKIED_KEY);
boolean archived = data.getBoolean(JSONUtils.ARCHIVED_KEY);
boolean locked = data.getBoolean(JSONUtils.LOCKEC_KEY);
boolean locked = data.getBoolean(JSONUtils.LOCKED_KEY);
boolean saved = data.getBoolean(JSONUtils.SAVED_KEY);
boolean deleted = !data.isNull(JSONUtils.REMOVED_BY_CATEGORY_KEY) && data.getString(JSONUtils.REMOVED_BY_CATEGORY_KEY).equals("deleted");
boolean removed = !data.isNull(JSONUtils.REMOVED_BY_CATEGORY_KEY) && data.getString(JSONUtils.REMOVED_BY_CATEGORY_KEY).equals("moderator");
StringBuilder postFlairHTMLBuilder = new StringBuilder();
String flair = "";
if (data.has(JSONUtils.LINK_FLAIR_RICHTEXT_KEY)) {
@@ -231,7 +233,7 @@ public class ParsePost {
author, authorFlair, authorFlairHTMLBuilder.toString(),
postTime, title, previews,
score, voteType, nComments, upvoteRatio, flair, awardingsBuilder.toString(), nAwards, hidden,
spoiler, nsfw, stickied, archived, locked, saved, true);
spoiler, nsfw, stickied, archived, locked, saved, deleted, removed, true);
post.setCrosspostParentId(crosspostParent.getId());
return post;
} else {
@@ -239,7 +241,7 @@ public class ParsePost {
author, authorFlair, authorFlairHTMLBuilder.toString(),
postTime, title, previews,
score, voteType, nComments, upvoteRatio, flair, awardingsBuilder.toString(), nAwards, hidden,
spoiler, nsfw, stickied, archived, locked, saved, false);
spoiler, nsfw, stickied, archived, locked, saved, deleted, removed, false);
}
}
@@ -250,7 +252,7 @@ public class ParsePost {
int score, int voteType, int nComments, int upvoteRatio, String flair,
String awards, int nAwards, boolean hidden, boolean spoiler,
boolean nsfw, boolean stickied, boolean archived, boolean locked,
boolean saved, boolean isCrosspost) throws JSONException {
boolean saved, boolean deleted, boolean removed, boolean isCrosspost) throws JSONException {
Post post;
boolean isVideo = data.getBoolean(JSONUtils.IS_VIDEO_KEY);

14
app/src/main/java/ml/docilealligator/infinityforreddit/utils/APIUtils.java
View File

@@ -22,6 +22,7 @@ public class APIUtils {
public static final String REDGIFS_API_BASE_URI = "https://api.redgifs.com/v1/gfycats/";
public static final String IMGUR_API_BASE_URI = "https://api.imgur.com/3/";
public static final String PUSHSHIFT_API_BASE_URI = "https://api.pushshift.io/";
public static final String REVEDDIT_API_BASE_URI = "https://api.reveddit.com/";
public static final String STRAPI_BASE_URI = "https://strapi.reddit.com";
public static final String STREAMABLE_API_BASE_URI = "https://api.streamable.com";
@@ -105,6 +106,11 @@ public class APIUtils {
public static final String GILD_TYPE = "gild_type";
public static final String IS_ANONYMOUS = "is_anonymous";
public static final String ORIGIN_KEY = "Origin";
public static final String REVEDDIT_ORIGIN = "https://www.reveddit.com";
public static final String REFERER_KEY = "Referer";
public static final String REVEDDIT_REFERER = "https://www.reveddit.com/";
public static Map<String, String> getHttpBasicAuthHeader() {
Map<String, String> params = new HashMap<>();
String credentials = String.format("%s:%s", APIUtils.CLIENT_ID, "");
@@ -123,4 +129,12 @@ public class APIUtils {
public static RequestBody getRequestBody(String s) {
return RequestBody.create(s, MediaType.parse("text/plain"));
}
public static Map<String, String> getRevedditHeader() {
Map<String, String> params = new HashMap<>();
params.put(APIUtils.ORIGIN_KEY, APIUtils.REVEDDIT_ORIGIN);
params.put(APIUtils.REFERER_KEY, APIUtils.REVEDDIT_REFERER);
params.put(APIUtils.USER_AGENT_KEY, APIUtils.USER_AGENT);
return params;
}
}

4
app/src/main/java/ml/docilealligator/infinityforreddit/utils/JSONUtils.java
View File

@@ -85,8 +85,10 @@ public class JSONUtils {
public static final String DESCRIPTION_HTML_KEY = "description_html";
public static final String DESCRIPTION_MD_KEY = "description_md";
public static final String ARCHIVED_KEY = "archived";
public static final String LOCKEC_KEY = "locked";
public static final String LOCKED_KEY = "locked";
public static final String SAVED_KEY = "saved";
public static final String REMOVED_KEY = "removed";
public static final String REMOVED_BY_CATEGORY_KEY = "removed_by_category";
public static final String TEXT_EDITABLE_KEY = "text_editable";
public static final String SUBJECT_KEY = "subject";
public static final String CONTEXT_KEY = "context";