update

db.go

@@ -355,7 +355,7 @@ var reg = regexp.MustCompile(setting.Conf.Identifier)
 func GenerateExcerptAndRender(artc *Article) {
 	index := reg.FindStringIndex(artc.Content)
 	if len(index) > 0 {
-		artc.Excerpt = artc.Content[0:index[0]]
+		artc.Excerpt = IgnoreHtmlTag(artc.Content[0:index[0]])
 	} else {
 		uc := []rune(artc.Content)
 		length := setting.Conf.Length

elasticsearch.go

@@ -142,7 +142,7 @@ func ElasticsearchSimple(q string, size, from int) *ESSearchResult {
 func ElasticIndex(artc *Article) error {
 	mapping := map[string]interface{}{
 		"title":       artc.Title,
-		"content":     artc.Content,
+		"content":     IgnoreHtmlTag(artc.Content),
 		"slug":        artc.Slug,
 		"tags":        artc.Tags,
 		"create_time": artc.CreateTime,

helper.go

@@ -4,6 +4,7 @@ import (
 	"crypto/sha256"
 	"fmt"
 	"io"
+	"regexp"
 )
 
 const (
@@ -24,3 +25,13 @@ func EncryptPasswd(name, pass string) string {
 func VerifyPasswd(origin, name, input string) bool {
 	return origin == EncryptPasswd(name, input)
 }
+
+func IgnoreHtmlTag(src string) string {
+	//去除所有尖括号内的HTML代码
+	re, _ := regexp.Compile("\\<[\\S\\s]+?\\>")
+	src = re.ReplaceAllString(src, "")
+
+	//去除换行符
+	re, _ = regexp.Compile("\\s{1,}")
+	return re.ReplaceAllString(src, "")
+}