Autisticats/mautrix-discord
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Make mxc column non-unique for files. Fixes #71

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This commit is contained in:
Tulir Asokan
2023-05-27 13:49:57 +03:00
parent 1e9099e989
commit 0fd88fedea
4 changed files with 33 additions and 5 deletions
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4
database/file.go
View File

@@ -39,8 +39,8 @@ func (fq *FileQuery) Get(url string, encrypted bool) *File {
return fq.New().Scan(fq.db.QueryRow(query, url, encrypted))
}
func (fq *FileQuery) GetByMXC(mxc id.ContentURI) *File {
query := fileSelect + " WHERE mxc=$1"
func (fq *FileQuery) GetEmojiByMXC(mxc id.ContentURI) *File {
query := fileSelect + " WHERE mxc=$1 AND emoji_name<>'' LIMIT 1"
return fq.New().Scan(fq.db.QueryRow(query, mxc.String()))
}

6
database/upgrades/00-latest-revision.sql
View File

@@ -1,4 +1,4 @@
-- v0 -> v21 (compatible with v19+): Latest revision
-- v0 -> v22 (compatible with v19+): Latest revision
CREATE TABLE guild (
dcid TEXT PRIMARY KEY,
@@ -160,7 +160,7 @@ CREATE TABLE role (
CREATE TABLE discord_file (
url TEXT,
encrypted BOOLEAN,
mxc TEXT NOT NULL UNIQUE,
mxc TEXT NOT NULL,
id TEXT,
emoji_name TEXT,
@@ -174,3 +174,5 @@ CREATE TABLE discord_file (
PRIMARY KEY (url, encrypted)
);
CREATE INDEX discord_file_mxc_idx ON discord_file (mxc);

26
database/upgrades/22-file-cache-duplicate-mxc.sql Normal file
View File

@@ -0,0 +1,26 @@
-- v22 (compatible with v19+): Allow non-unique mxc URIs in file cache
CREATE TABLE new_discord_file (
url TEXT,
encrypted BOOLEAN,
mxc TEXT NOT NULL,
id TEXT,
emoji_name TEXT,
size BIGINT NOT NULL,
width INTEGER,
height INTEGER,
mime_type TEXT NOT NULL,
decryption_info jsonb,
timestamp BIGINT NOT NULL,
PRIMARY KEY (url, encrypted)
);
INSERT INTO new_discord_file (url, encrypted, mxc, id, emoji_name, size, width, height, mime_type, decryption_info, timestamp)
SELECT url, encrypted, mxc, id, emoji_name, size, width, height, mime_type, decryption_info, timestamp FROM discord_file;
DROP TABLE discord_file;
ALTER TABLE new_discord_file RENAME TO discord_file;
CREATE INDEX discord_file_mxc_idx ON discord_file (mxc);

2
portal.go
View File

@@ -1790,7 +1790,7 @@ func (portal *Portal) handleMatrixReaction(sender *User, evt *event.Event) {
emojiID := reaction.RelatesTo.Key
if strings.HasPrefix(emojiID, "mxc://") {
uri, _ := id.ParseContentURI(emojiID)
emojiFile := portal.bridge.DB.File.GetByMXC(uri)
emojiFile := portal.bridge.DB.File.GetEmojiByMXC(uri)
if emojiFile == nil || emojiFile.ID == "" || emojiFile.EmojiName == "" {
go portal.sendMessageMetrics(evt, fmt.Errorf("%w %s", errUnknownEmoji, emojiID), "Ignoring")
return