minor refactorings

server.go

@@ -6,7 +6,6 @@ import (
 	"html/template"
 	"io"
 	"io/ioutil"
-	"math"
 	"net/http"
 	"net/url"
 	"os"
@@ -80,7 +79,7 @@ func main() {
 			return c.String(code, statuses[code])
 		}
 		defer incViews(n, db)
-		fraud := fraudelent(n)
+		fraud := n.fraudelent()
 		if fraud {
 			n.Ads = mdTmplHTML(ads)
 		}
@@ -94,7 +93,7 @@ func main() {
 		var content string
 		if code == http.StatusOK {
 			defer incViews(n, db)
-			if fraudelent(n) {
+			if n.fraudelent() {
 				code = http.StatusForbidden
 				content = statuses[code]
 				c.Logger().Warnf("/%s/export failed (code: %d)", id, code)
@@ -209,18 +208,6 @@ func main() {
 	e.Logger.Fatal(e.StartServer(s))
 }
 
-func fraudelent(n *Note) bool {
-	res := rexpLink.FindAllString(n.Text, -1)
-	if len(res) < 3 {
-		return false
-	}
-	stripped := rexpLink.ReplaceAllString(n.Text, "")
-	l1 := len(n.Text)
-	l2 := len(stripped)
-	return n.Views > 100 &&
-		int(math.Ceil(100*float64(l1-l2)/float64(l1))) > fraudThreshold
-}
-
 func checkRecaptcha(c echo.Context, captchaResp string) bool {
 	resp, err := http.PostForm("https://www.google.com/recaptcha/api/siteverify", url.Values{
 		"secret":   []string{os.Getenv("RECAPTCHA_SECRET")},

stats.go

@@ -47,10 +47,9 @@ func flush(db *sql.DB) (int, error) {
 
 func incViews(n *Note, db *sql.DB) {
 	views := n.Views
-	if val, ok := stats.Load(n.ID); ok {
-		intVal, ok := val.(int)
-		if ok {
-			views = intVal
+	if viewsCached, found := stats.Load(n.ID); found {
+		if val, ok := viewsCached.(int); ok {
+			views = val
 		}
 	}
 	stats.Store(n.ID, views+1)

storage.go

@@ -7,6 +7,7 @@ import (
 	"database/sql"
 	"fmt"
 	"html/template"
+	"math"
 	"math/rand"
 	"net/http"
 	"regexp"
@@ -31,6 +32,18 @@ type Note struct {
 	Content, Ads                                  template.HTML
 }
 
+func (n *Note) fraudelent() bool {
+	res := rexpLink.FindAllString(n.Text, -1)
+	if len(res) < 3 {
+		return false
+	}
+	stripped := rexpLink.ReplaceAllString(n.Text, "")
+	l1 := len(n.Text)
+	l2 := len(stripped)
+	return n.Views > 100 &&
+		int(math.Ceil(100*float64(l1-l2)/float64(l1))) > fraudThreshold
+}
+
 func save(c echo.Context, db *sql.DB, n *Note) (*Note, error) {
 	if n.Password != "" {
 		clean := n.Password

test/main.go

@@ -67,8 +67,6 @@ func main() {
 		ExpectJson("Payload", "Bad request: note length not accepted")
 
 	testNote := "# Hello World!\nThis is a _test_ note!"
-	testNoteHTML := "<h1>Hello World!</h1>\n<p>This is a <em>test</em> note!</p>"
-	var id string
 
 	tooLongNote := testNote
 	for len(tooLongNote) < 50000 {
@@ -84,6 +82,7 @@ func main() {
 		ExpectJson("Success", false).
 		ExpectJson("Payload", "Bad request: note length not accepted")
 
+	var id string
 	frisby.Create("Test publishing: correct inputs; no password").
 		Post(service+"/").
 		SetData("tos", "on").
@@ -100,6 +99,7 @@ func main() {
 			id = noteID
 		})
 
+	testNoteHTML := "<h1>Hello World!</h1>\n<p>This is a <em>test</em> note!</p>"
 	frisby.Create("Test retrieval of new note").
 		Get(service + "/" + id).
 		Send().
@@ -118,18 +118,18 @@ func main() {
 		ExpectHeader("Content-type", "text/plain; charset=UTF-8").
 		ExpectContent(testNote)
 
-		// TODO: fix this
-	// frisby.Create("Test opening fake service on note").
-	// 	Get(service + "/" + id + "/asd").
-	// 	Send().
-	// 	ExpectStatus(404).
-	// 	PrintBody().
-	// 	ExpectContent("Not found")
+	frisby.Create("Test opening fake service on note").
+		Get(service + "/" + id + "/asd").
+		Send().
+		ExpectStatus(404).
+		ExpectContent("Not Found")
+
+	// TODO: fix this
 	// frisby.Create("Test opening fake service on note 2").
 	// 	Get(service + "/" + id + "/exports").
 	// 	Send().
 	// 	ExpectStatus(404).
-	// 	ExpectContent("Not found")
+	// 	ExpectContent("Not Found")
 
 	frisby.Create("Test stats of new note").
 		Get(service + "/" + id + "/stats").