Add "google" plugin.

bot/google.go

@@ -0,0 +1,54 @@
+package bot
+
+import (
+	"encoding/json"
+	"net/http"
+	"strings"
+
+	"github.com/arachnist/gorepost/irc"
+)
+
+func google(output chan irc.Message, msg irc.Message) {
+	if strings.Split(msg.Trailing, " ")[0] != ":g" {
+		return
+	}
+
+	query := strings.TrimPrefix(msg.Trailing, ":g ")
+
+	req, _ := http.NewRequest("GET", "https://ajax.googleapis.com/ajax/services/search/web?v=1.0", nil)
+
+	q := req.URL.Query()
+	q.Set("q", query)
+
+	req.URL.RawQuery = q.Encode()
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		output <- reply(msg, "problem connecting to google")
+		return
+	}
+
+	defer resp.Body.Close()
+
+	var data struct {
+		ResponseData struct {
+			Results []struct {
+				TitleNoFormatting string
+				URL               string
+			}
+		}
+	}
+	if errJ := json.NewDecoder(resp.Body).Decode(&data); errJ != nil {
+		output <- reply(msg, "problem decoding google response")
+		return
+	}
+	if len(data.ResponseData.Results) > 0 {
+		res := data.ResponseData.Results[0]
+		output <- reply(msg, res.TitleNoFormatting+" "+res.URL)
+	}
+}
+
+func init() {
+	addCallback("PRIVMSG", "google", google)
+}