api fixContent优化; exportPDF优化
This commit is contained in:
lealife
@ -5,6 +5,8 @@ import (
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"github.com/leanote/leanote/app/info"
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. "github.com/leanote/leanote/app/lea"
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"gopkg.in/mgo.v2/bson"
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"regexp"
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"strings"
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"time"
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)
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@ -921,3 +923,187 @@ func (this *NoteService) UpdateNoteToDeleteTag(userId string, targetTag string)
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}
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return ret
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}
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// api
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// 得到笔记的内容, 此时将笔记内的链接转成标准的Leanote Url
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// 将笔记的图片, 附件链接转换成 site.url/file/getImage?fileId=xxx, site.url/file/getAttach?fileId=xxxx
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func (this *NoteService) FixContentBad(content string, isMarkdown bool) string {
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baseUrl := configService.GetSiteUrl()
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baseUrlPattern := baseUrl
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// 避免https的url
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if baseUrl[0:8] == "https://" {
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baseUrlPattern = strings.Replace(baseUrl, "https://", "https*://", 1)
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} else {
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baseUrlPattern = strings.Replace(baseUrl, "http://", "https*://", 1)
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}
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patterns := []map[string]string{
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map[string]string{"src": "src", "middle": "/file/outputImage", "param": "fileId", "to": "getImage?fileId="},
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map[string]string{"src": "href", "middle": "/attach/download", "param": "attachId", "to": "getAttach?fileId="},
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// 该链接已失效, 不再支持
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map[string]string{"src": "href", "middle": "/attach/downloadAll", "param": "noteId", "to": "getAllAttachs?noteId="},
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}
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for _, eachPattern := range patterns {
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if !isMarkdown {
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// 富文本处理
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// <img src="http://leanote.com/file/outputImage?fileId=5503537b38f4111dcb0000d1">
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// <a href="http://leanote.com/attach/download?attachId=5504243a38f4111dcb00017d"></a>
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var reg *regexp.Regexp
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if eachPattern["src"] == "src" {
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reg, _ = regexp.Compile("<img(?:[^>]+?)(" + eachPattern["src"] + `=['"]*` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=([a-z0-9A-Z]{24})["']*)[^>]*>`)
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} else {
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reg, _ = regexp.Compile("<a(?:[^>]+?)(" + eachPattern["src"] + `=['"]*` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=([a-z0-9A-Z]{24})["']*)[^>]*>`)
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}
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finds := reg.FindAllStringSubmatch(content, -1) // 查找所有的
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for _, eachFind := range finds {
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if len(eachFind) == 3 {
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// 这一行会非常慢!, content是全部的内容, 多次replace导致
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content = strings.Replace(content,
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eachFind[1],
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eachPattern["src"]+"=\""+baseUrl+"/api/file/"+eachPattern["to"]+eachFind[2]+"\"",
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1)
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}
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}
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} else {
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// markdown处理
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// 
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// [selection 2.html](http://leanote.com/attach/download?attachId=5504262638f4111dcb00017f)
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// [all.tar.gz](http://leanote.com/attach/downloadAll?noteId=5503b57d59f81b4eb4000000)
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pre := "!" // 默认图片
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if eachPattern["src"] == "href" { // 是attach
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pre = ""
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}
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regImageMarkdown, _ := regexp.Compile(pre + `\[([^]]*?)\]\(` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=([a-z0-9A-Z]{24})\)`)
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findsImageMarkdown := regImageMarkdown.FindAllStringSubmatch(content, -1) // 查找所有的
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// [[ 5503537b38f4111dcb0000d1] [ 5503537b38f4111dcb0000d1]]
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for _, eachFind := range findsImageMarkdown {
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// [ 你好啊, 我很好, 为什么? 5503537b38f4111dcb0000d1]
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if len(eachFind) == 3 {
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content = strings.Replace(content, eachFind[0], pre+"["+eachFind[1]+"]("+baseUrl+"/api/file/"+eachPattern["to"]+eachFind[2]+")", 1)
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}
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}
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}
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}
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return content
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}
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// 性能更好, 5倍的差距
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func (this *NoteService) FixContent(content string, isMarkdown bool) string {
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baseUrl := configService.GetSiteUrl()
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baseUrlPattern := baseUrl
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// 避免https的url
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if baseUrl[0:8] == "https://" {
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baseUrlPattern = strings.Replace(baseUrl, "https://", "https*://", 1)
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} else {
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baseUrlPattern = strings.Replace(baseUrl, "http://", "https*://", 1)
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}
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patterns := []map[string]string{
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map[string]string{"src": "src", "middle": "/file/outputImage", "param": "fileId", "to": "getImage?fileId="},
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map[string]string{"src": "href", "middle": "/attach/download", "param": "attachId", "to": "getAttach?fileId="},
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// 该链接已失效, 不再支持
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map[string]string{"src": "href", "middle": "/attach/downloadAll", "param": "noteId", "to": "getAllAttachs?noteId="},
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}
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for _, eachPattern := range patterns {
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if !isMarkdown {
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// 富文本处理
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// <img src="http://leanote.com/file/outputImage?fileId=5503537b38f4111dcb0000d1">
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// <a href="http://leanote.com/attach/download?attachId=5504243a38f4111dcb00017d"></a>
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var reg *regexp.Regexp
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var reg2 *regexp.Regexp
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if eachPattern["src"] == "src" {
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reg, _ = regexp.Compile("<img(?:[^>]+?)(?:" + eachPattern["src"] + `=['"]*` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=(?:[a-z0-9A-Z]{24})["']*)[^>]*>`)
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reg2, _ = regexp.Compile("<img(?:[^>]+?)(" + eachPattern["src"] + `=['"]*` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=([a-z0-9A-Z]{24})["']*)[^>]*>`)
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} else {
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reg, _ = regexp.Compile("<a(?:[^>]+?)(?:" + eachPattern["src"] + `=['"]*` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=(?:[a-z0-9A-Z]{24})["']*)[^>]*>`)
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reg2, _ = regexp.Compile("<a(?:[^>]+?)(" + eachPattern["src"] + `=['"]*` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=([a-z0-9A-Z]{24})["']*)[^>]*>`)
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}
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content = reg.ReplaceAllStringFunc(content, func(str string) string {
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// str=这样的
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// <img src="http://localhost:9000/file/outputImage?fileId=563d706e99c37b48e0000001" alt="" data-mce-src="http://localhost:9000/file/outputImage?fileId=563d706e99c37b48e0000002">
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eachFind := reg2.FindStringSubmatch(str)
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str = strings.Replace(str,
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eachFind[1],
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eachPattern["src"]+"=\""+baseUrl+"/api/file/"+eachPattern["to"]+eachFind[2]+"\"",
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1)
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// fmt.Println(str)
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return str
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})
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/*
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finds := reg.FindAllStringSubmatch(content, -1) // 查找所有的
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for _, eachFind := range finds {
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if len(eachFind) == 3 {
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// 这一行会非常慢!, content是全部的内容, 多次replace导致
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content = strings.Replace(content,
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eachFind[1],
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eachPattern["src"]+"=\""+baseUrl+"/api/file/"+eachPattern["to"]+eachFind[2]+"\"",
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1)
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}
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}
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*/
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} else {
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// markdown处理
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// 
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// [selection 2.html](http://leanote.com/attach/download?attachId=5504262638f4111dcb00017f)
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// [all.tar.gz](http://leanote.com/attach/downloadAll?noteId=5503b57d59f81b4eb4000000)
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pre := "!" // 默认图片
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if eachPattern["src"] == "href" { // 是attach
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pre = ""
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}
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regImageMarkdown, _ := regexp.Compile(pre + `\[(?:[^]]*?)\]\(` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=(?:[a-z0-9A-Z]{24})\)`)
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regImageMarkdown2, _ := regexp.Compile(pre + `\[([^]]*?)\]\(` + baseUrlPattern + eachPattern["middle"] + `\?` + eachPattern["param"] + `=([a-z0-9A-Z]{24})\)`)
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content = regImageMarkdown.ReplaceAllStringFunc(content, func(str string) string {
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// str=这样的
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// <img src="http://localhost:9000/file/outputImage?fileId=563d706e99c37b48e0000001" alt="" data-mce-src="http://localhost:9000/file/outputImage?fileId=563d706e99c37b48e0000002">
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eachFind := regImageMarkdown2.FindStringSubmatch(str)
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str = strings.Replace(str, eachFind[0], pre+"["+eachFind[1]+"]("+baseUrl+"/api/file/"+eachPattern["to"]+eachFind[2]+")", 1)
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// fmt.Println(str)
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return str
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})
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/*
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findsImageMarkdown := regImageMarkdown.FindAllStringSubmatch(content, -1) // 查找所有的
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// [[ 5503537b38f4111dcb0000d1] [ 5503537b38f4111dcb0000d1]]
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for _, eachFind := range findsImageMarkdown {
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// [ 你好啊, 我很好, 为什么? 5503537b38f4111dcb0000d1]
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if len(eachFind) == 3 {
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content = strings.Replace(content, eachFind[0], pre+"["+eachFind[1]+"]("+baseUrl+"/api/file/"+eachPattern["to"]+eachFind[2]+")", 1)
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}
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}
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*/
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}
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}
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return content
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}
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