add xsearch command

cmd/mstdn/cmd_xsearch.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"fmt"
+	"net/url"
+
+	"github.com/PuerkitoBio/goquery"
+	"github.com/urfave/cli"
+)
+
+func cmdXSearch(c *cli.Context) error {
+	u, err := url.Parse("http://mastodonsearch.jp/cross/")
+	if err != nil {
+		return err
+	}
+	params := url.Values{}
+	params.Set("q", c.Args().First())
+	u.RawQuery = params.Encode()
+	doc, err := goquery.NewDocument(u.String())
+	if err != nil {
+		return err
+	}
+	doc.Find(".post").Each(func(n int, elem *goquery.Selection) {
+		href, ok := elem.Find(".mst_content a").Attr("href")
+		if !ok {
+			return
+		}
+		text := elem.Find(".mst_content p").Text()
+		fmt.Println(href)
+		fmt.Println(text)
+		fmt.Println()
+	})
+	return nil
+}

cmd/mstdn/main.go

@@ -285,6 +285,11 @@ func makeApp() *cli.App {
 			Usage:  "search mikami",
 			Action: cmdMikami,
 		},
+		{
+			Name:   "xsearch",
+			Usage:  "cross search",
+			Action: cmdXSearch,
+		},
 	}
 	app.Setup()
 	return app