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authorDimitri Sokolyuk <demon@dim13.org>2015-08-15 14:56:21 +0200
committerDimitri Sokolyuk <demon@dim13.org>2015-08-15 14:56:21 +0200
commitef5ab7daa6a5df7794ed0b19a2092009e4adbaf8 (patch)
tree0aeb92ad8a8860f84e2c94462f8344c45bcf81be /flood.go
parent2cedfd17b76067124fe1b3455ad0f135a95e5390 (diff)
Add common word count
Diffstat (limited to 'flood.go')
-rw-r--r--flood.go38
1 files changed, 30 insertions, 8 deletions
diff --git a/flood.go b/flood.go
index 59949e7..9ba541e 100644
--- a/flood.go
+++ b/flood.go
@@ -8,10 +8,34 @@ import (
irc "github.com/fluffle/goirc/client"
)
-func MedianLength(v []string) int {
- if len(v) == 0 {
- return 0
+func Flood(s string) bool {
+ if s == "" {
+ return false
+ }
+ v := strings.Fields(s)
+ if CommonWord(v) >= len(v)/2 {
+ return true
+ }
+ if len(v) >= 10 && MedianLength(v) == 1 {
+ return true
+ }
+ return false
+}
+
+func CommonWord(v []string) int {
+ m := make(map[string]int)
+ for _, w := range v {
+ m[w]++
+ }
+ l := make([]int, len(m))
+ for _, n := range m {
+ l = append(l, n)
}
+ sort.Sort(sort.Reverse(sort.IntSlice(l)))
+ return l[0]
+}
+
+func MedianLength(v []string) int {
l := make([]int, len(v))
for i, s := range v {
l[i] = len(s)
@@ -21,10 +45,8 @@ func MedianLength(v []string) int {
}
func DetectFlood(conn *irc.Conn, line *irc.Line) {
- if f := strings.Fields(line.Text()); len(f) > 8 {
- if m := MedianLength(f); m < 2 {
- log.Println("flood", line.Nick)
- conn.Kick(*room, line.Nick, "flood")
- }
+ if Flood(line.Text()) {
+ log.Println("flood", line.Nick)
+ conn.Kick(*room, line.Nick, "flood")
}
}