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Adds Hide Comment Functionality + Updates #7

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osilkin98 merged 21 commits from hide-comments into master 2019-08-09 09:13:38 +02:00
Conversation 0 Commits 21 Files changed 13 +42 -33
3 changed files with 42 additions and 33 deletions
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Showing only changes of commit 87150d9470 - Show all commits

45
src/database/comments_ddl.sql
View file

@ -9,12 +9,13 @@ CREATE TABLE IF NOT EXISTS COMMENT
(
CommentId TEXT NOT NULL,
LbryClaimId TEXT NOT NULL,
ChannelId TEXT DEFAULT NULL,
ChannelId TEXT DEFAULT (NULL),
Body TEXT NOT NULL,
ParentId TEXT DEFAULT NULL,
Signature TEXT DEFAULT NULL,
ParentId TEXT DEFAULT (NULL),
Signature TEXT DEFAULT (NULL),
Timestamp INTEGER NOT NULL,
SigningTs TEXT DEFAULT NULL,
SigningTs TEXT DEFAULT (NULL),
IsHidden BOOLEAN NOT NULL DEFAULT (FALSE),
CONSTRAINT COMMENT_PRIMARY_KEY PRIMARY KEY (CommentId) ON CONFLICT IGNORE,
CONSTRAINT COMMENT_SIGNATURE_SK UNIQUE (Signature) ON CONFLICT ABORT,
CONSTRAINT COMMENT_CHANNEL_FK FOREIGN KEY (ChannelId) REFERENCES CHANNEL (ClaimId)
@ -23,6 +24,7 @@ CREATE TABLE IF NOT EXISTS COMMENT
ON UPDATE CASCADE ON DELETE NO ACTION -- setting null implies comment is top level
);
-- ALTER TABLE COMMENT ADD COLUMN IsHidden BOOLEAN DEFAULT (FALSE);
-- ALTER TABLE COMMENT ADD COLUMN SigningTs TEXT DEFAULT NULL;
-- DROP TABLE IF EXISTS CHANNEL;
@ -37,27 +39,26 @@ CREATE TABLE IF NOT EXISTS CHANNEL
-- indexes
-- DROP INDEX IF EXISTS COMMENT_CLAIM_INDEX;
CREATE INDEX IF NOT EXISTS CLAIM_COMMENT_INDEX ON COMMENT (LbryClaimId, CommentId);
-- CREATE INDEX IF NOT EXISTS CLAIM_COMMENT_INDEX ON COMMENT (LbryClaimId, CommentId);
CREATE INDEX IF NOT EXISTS CHANNEL_COMMENT_INDEX ON COMMENT (ChannelId, CommentId);
-- CREATE INDEX IF NOT EXISTS CHANNEL_COMMENT_INDEX ON COMMENT (ChannelId, CommentId);
-- VIEWS
CREATE VIEW IF NOT EXISTS COMMENTS_ON_CLAIMS (comment_id, claim_id, timestamp, channel_name, channel_id, channel_url,
signature, signing_ts, parent_id, comment) AS
SELECT C.CommentId,
C.LbryClaimId,
C.Timestamp,
CHAN.Name,
CHAN.ClaimId,
'lbry://' || CHAN.Name || '#' || CHAN.ClaimId,
C.Signature,
C.SigningTs,
C.ParentId,
C.Body
FROM COMMENT AS C
LEFT OUTER JOIN CHANNEL CHAN on C.ChannelId = CHAN.ClaimId
ORDER BY C.Timestamp DESC;
CREATE VIEW IF NOT EXISTS COMMENTS_ON_CLAIMS AS SELECT
C.CommentId AS comment_id,
C.Body AS comment,
C.LbryClaimId AS claim_id,
C.Timestamp AS timestamp,
CHAN.Name AS channel_name,
CHAN.ClaimId AS channel_id,
('lbry://' || CHAN.Name || '#' || CHAN.ClaimId) AS channel_url,
C.Signature AS signature,
C.SigningTs AS signing_ts,
C.ParentId AS parent_id,
C.IsHidden AS is_hidden
FROM COMMENT AS C
LEFT OUTER JOIN CHANNEL CHAN ON C.ChannelId = CHAN.ClaimId
ORDER BY C.Timestamp DESC;
DROP VIEW IF EXISTS COMMENT_REPLIES;

18
src/database/queries.py
View file

@ -13,6 +13,8 @@ logger = logging.getLogger(__name__)
def clean(thing: dict) -> dict:
if 'is_hidden' in thing:
thing.update({'is_hidden': bool(thing['is_hidden'])})
return {k: v for k, v in thing.items() if v}
@ -29,7 +31,7 @@ def get_claim_comments(conn: sqlite3.Connection, claim_id: str, parent_id: str =
if top_level:
results = [clean(dict(row)) for row in conn.execute(
""" SELECT comment, comment_id, channel_name, channel_id,
channel_url, timestamp, signature, signing_ts, parent_id
channel_url, timestamp, signature, signing_ts, parent_id, is_hidden
FROM COMMENTS_ON_CLAIMS
WHERE claim_id = ? AND parent_id IS NULL
LIMIT ? OFFSET ? """,
@ -45,7 +47,7 @@ def get_claim_comments(conn: sqlite3.Connection, claim_id: str, parent_id: str =
elif parent_id is None:
results = [clean(dict(row)) for row in conn.execute(
""" SELECT comment, comment_id, channel_name, channel_id,
channel_url, timestamp, signature, signing_ts, parent_id
channel_url, timestamp, signature, signing_ts, parent_id, is_hidden
FROM COMMENTS_ON_CLAIMS
WHERE claim_id = ?
LIMIT ? OFFSET ? """,
@ -61,7 +63,7 @@ def get_claim_comments(conn: sqlite3.Connection, claim_id: str, parent_id: str =
else:
results = [clean(dict(row)) for row in conn.execute(
""" SELECT comment, comment_id, channel_name, channel_id,
channel_url, timestamp, signature, signing_ts, parent_id
channel_url, timestamp, signature, signing_ts, parent_id, is_hidden
FROM COMMENTS_ON_CLAIMS
WHERE claim_id = ? AND parent_id = ?
LIMIT ? OFFSET ? """,
@ -105,7 +107,7 @@ def get_comment_or_none(conn: sqlite3.Connection, comment_id: str) -> dict:
with conn:
curry = conn.execute(
"""
SELECT comment, comment_id, channel_name, channel_id, channel_url, timestamp, signature, signing_ts, parent_id
SELECT comment, claim_id, comment_id, channel_name, channel_id, channel_url, timestamp, signature, signing_ts, parent_id, is_hidden
FROM COMMENTS_ON_CLAIMS WHERE comment_id = ?
""",
(comment_id,)
@ -144,7 +146,11 @@ def get_comments_by_id(conn, comment_ids: list) -> typing.Union[list, None]:
placeholders = ', '.join('?' for _ in comment_ids)
with conn:
return [clean(dict(row)) for row in conn.execute(
f'SELECT * FROM COMMENTS_ON_CLAIMS WHERE comment_id IN ({placeholders})',
"""
SELECT comment, claim_id, comment_id, channel_name, channel_id,
channel_url, timestamp, signature, signing_ts, parent_id, is_hidden
FROM COMMENTS_ON_CLAIMS
""" + f' WHERE comment_id IN ({placeholders})',
tuple(comment_ids)
)]
@ -178,7 +184,7 @@ def get_channel_id_from_comment_id(conn: sqlite3.Connection, comment_id: str):
SELECT channel_id, channel_name FROM COMMENTS_ON_CLAIMS WHERE comment_id = ?
""", (comment_id,)
).fetchone()
return dict(channel) if channel else dict()
return dict(channel) if channel else {}
class DatabaseWriter(object):

12
src/database/schema.py
View file

@ -6,12 +6,13 @@ CREATE_COMMENT_TABLE = """
CREATE TABLE IF NOT EXISTS COMMENT (
CommentId TEXT NOT NULL,
LbryClaimId TEXT NOT NULL,
ChannelId TEXT DEFAULT NULL,
ChannelId TEXT DEFAULT NULL,
Body TEXT NOT NULL,
ParentId TEXT DEFAULT NULL,
Signature TEXT DEFAULT NULL,
ParentId TEXT DEFAULT NULL,
Signature TEXT DEFAULT NULL,
Timestamp INTEGER NOT NULL,
SigningTs TEXT DEFAULT NULL,
SigningTs TEXT DEFAULT NULL,
IsHidden BOOLEAN NOT NULL DEFAULT (FALSE),
CONSTRAINT COMMENT_PRIMARY_KEY PRIMARY KEY (CommentId) ON CONFLICT IGNORE,
CONSTRAINT COMMENT_SIGNATURE_SK UNIQUE (Signature) ON CONFLICT ABORT,
CONSTRAINT COMMENT_CHANNEL_FK FOREIGN KEY (ChannelId) REFERENCES CHANNEL (ClaimId)
@ -46,7 +47,8 @@ CREATE_COMMENTS_ON_CLAIMS_VIEW = """
('lbry://' || CHAN.Name || '#' || CHAN.ClaimId) AS channel_url,
C.Signature AS signature,
C.SigningTs AS signing_ts,
C.ParentId AS parent_id
C.ParentId AS parent_id,
C.IsHidden as is_hidden
FROM COMMENT AS C
LEFT OUTER JOIN CHANNEL CHAN ON C.ChannelId = CHAN.ClaimId
ORDER BY C.Timestamp DESC;