1、实现富文本编辑器

2、实现文档转换为PDF、MOBI、EPUB格式

converter/util.go

@@ -0,0 +1,47 @@
+//Author:TruthHun
+//Email:TruthHun@QQ.COM
+//Date:2018-01-21
+package converter
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"strings"
+)
+
+//media-type
+var MediaType = map[string]string{
+	".jpeg":  "image/jpeg",
+	".png":   "image/png",
+	".jpg":   "image/jpeg",
+	".gif":   "image/gif",
+	".ico":   "image/x-icon",
+	".bmp":   "image/bmp",
+	".html":  "application/xhtml+xml",
+	".xhtml": "application/xhtml+xml",
+	".htm":   "application/xhtml+xml",
+	".otf":   "application/x-font-opentype",
+	".ttf":   "application/x-font-ttf",
+	".js":    "application/x-javascript",
+	".ncx":   "x-dtbncx+xml",
+	".txt":   "text/plain",
+	".xml":   "text/xml",
+	".css":   "text/css",
+}
+
+//根据文件扩展名，获取media-type
+func GetMediaType(ext string) string {
+	if mt, ok := MediaType[strings.ToLower(ext)]; ok {
+		return mt
+	}
+	return ""
+}
+
+//解析配置文件
+func parseConfig(configFile string) (cfg Config, err error) {
+	var b []byte
+	if b, err = ioutil.ReadFile(configFile); err == nil {
+		err = json.Unmarshal(b, &cfg)
+	}
+	return
+}