Fix randquote for terms with _ or %

handlers/ignore/ignore.go

@@ -0,0 +1,33 @@
+package ignore
+
+import (
+	"context"
+	"regexp"
+
+	"github.com/tcolgate/hugot"
+)
+
+type HearsIgnore struct {
+	hugot.HearsHandler
+
+	Ignore []*regexp.Regexp
+}
+
+func NewHears(next hugot.HearsHandler, who ...string) hugot.HearsHandler {
+	var ignoreCompiled []*regexp.Regexp
+	for _, str := range who {
+		ignoreCompiled = append(ignoreCompiled, regexp.MustCompile(str))
+	}
+
+	return &HearsIgnore{HearsHandler: next, Ignore: ignoreCompiled}
+}
+
+func (i *HearsIgnore) Heard(ctx context.Context, w hugot.ResponseWriter, m *hugot.Message, matches [][]string) {
+	for _, re := range i.Ignore {
+		if re.MatchString(m.From) {
+			return
+		}
+	}
+
+	i.HearsHandler.Heard(ctx, w, m, matches)
+}

handlers/quotedb/dao.go

@@ -41,7 +41,7 @@ var (
 	findQuoteById      = `SELECT ` + quoteCols + ` FROM quotes WHERE id = ? LIMIT 1`
 	findQuoteByQuoteId = `SELECT ` + quoteCols + ` FROM quotes WHERE quote_id = ? AND channel = ? LIMIT 1`
 	findLastQuote      = `SELECT ` + quoteCols + ` FROM quotes WHERE channel = ? ORDER BY quote_id DESC LIMIT 1`
-	findQuotesByTerm   = `SELECT ` + quoteCols + ` FROM quotes WHERE channel = ? AND data LIKE ? ORDER BY quote_id DESC`
+	findQuotesByTerm   = `SELECT ` + quoteCols + ` FROM quotes WHERE channel = ? AND data LIKE ? ESCAPE '\' ORDER BY quote_id DESC`
 	findRandomQuote    = `SELECT ` + quoteCols + ` FROM quotes WHERE deleted_at IS NULL AND channel = ? ORDER BY  RANDOM() LIMIT 1`
 
 	insertQuote = `

handlers/quotedb/quotedb.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	_ "github.com/mattn/go-sqlite3"
 	"log"
+	"strings"
 	"time"
 )
 
@@ -85,8 +86,16 @@ func (q *QuoteDB) FindLastQuote(channel string) (*Quote, error) {
 	return quote, err
 }
 
+func escapeLike(text string) string {
+	text = strings.ReplaceAll(text, `\`, ``)
+	text = strings.ReplaceAll(text, `%`, `\%`)
+	text = strings.ReplaceAll(text, `_`, `\_`)
+
+	return text
+}
+
 func (q QuoteDB) FindQuotesByString(search string, channel string) ([]*Quote, error) {
-	term := fmt.Sprintf("%%%s%%", search)
+	term := fmt.Sprintf("%%%s%%", escapeLike(search))
 
 	rows, err := q.DB.Query(findQuotesByTerm, channel, term)
 

lysenko.go

@@ -16,11 +16,13 @@ import (
 
 	"ur.gs/lysenko/adapters"
 	"ur.gs/lysenko/handlers/deadline"
+	"ur.gs/lysenko/handlers/ignore"
 	"ur.gs/lysenko/handlers/quotedb"
 )
 
 var (
 	channels = flag.String("channels", "##testing,##test", "Channels to join (separated by comma)")
+	ignores  = flag.String("ignore", "", "Nicks to ignore (separated by comma)")
 	cooldown = flag.Int("cooldown", 120, "Command rate-limit, in seconds")
 	host     = flag.String("host", "chat.freenode.net", "Server host[:port]")
 	ident    = flag.String("ident", "lysenko", "Lysenko Bot")
@@ -59,6 +61,10 @@ func ircAdapter() hugot.Adapter {
 
 func main() {
 	flag.Parse()
+	var ignoresList []string
+	if *ignores != "" {
+		ignoresList = strings.Split(*ignores, ",")
+	}
 
 	adapter := adapters.NewPrefixAdapter(ircAdapter(), "!")
 	adapter.PrivateHelpOnly = true
@@ -75,11 +81,11 @@ func main() {
 	deadline.Cooldown = time.Second * time.Duration(*cooldown)
 
 	mux := hugot.DefaultMux
-	mux.HandleHears(&quotedb.AddQuoteHandler{QuoteDB: db})
-	mux.HandleHears(deadline.NewHears(&quotedb.LastQuoteHandler{QuoteDB: db}))
-	mux.HandleHears(deadline.NewHears(&quotedb.FindQuoteHandler{QuoteDB: db}))
-	mux.HandleHears(deadline.NewHears(&quotedb.RandQuoteHandler{QuoteDB: db}))
-	mux.HandleHears(deadline.NewHears(&quotedb.QuoteHandler{QuoteDB: db}))
+	mux.HandleHears(ignore.NewHears(&quotedb.AddQuoteHandler{QuoteDB: db}, ignoresList...))
+	mux.HandleHears(ignore.NewHears(deadline.NewHears(&quotedb.LastQuoteHandler{QuoteDB: db}), ignoresList...))
+	mux.HandleHears(ignore.NewHears(deadline.NewHears(&quotedb.FindQuoteHandler{QuoteDB: db}), ignoresList...))
+	mux.HandleHears(ignore.NewHears(deadline.NewHears(&quotedb.RandQuoteHandler{QuoteDB: db}), ignoresList...))
+	mux.HandleHears(ignore.NewHears(deadline.NewHears(&quotedb.QuoteHandler{QuoteDB: db}), ignoresList...))
 
 	hugot.ListenAndServe(ctx, mux, adapter)
 }