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https://github.com/astaxie/beego.git
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commit
b54fc10206
29
template.go
29
template.go
@ -10,6 +10,7 @@ import (
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"os"
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"path"
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"path/filepath"
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"regexp"
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"strings"
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"time"
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)
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@ -30,6 +31,7 @@ func init() {
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beegoTplFuncMap["date"] = Date
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beegoTplFuncMap["compare"] = Compare
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beegoTplFuncMap["substr"] = Substr
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beegoTplFuncMap["html2str"] = Html2str
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}
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// MarkDown parses a string in MarkDown format and returns HTML. Used by the template parser as "markdown"
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@ -54,6 +56,33 @@ func Substr(s string, start, length int) string {
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return string(bt[start:end])
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}
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// Html2str() returns escaping text convert from html
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func Html2str(html string) string {
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src := string(html)
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//将HTML标签全转换成小写
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re, _ := regexp.Compile("\\<[\\S\\s]+?\\>")
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src = re.ReplaceAllStringFunc(src, strings.ToLower)
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//去除STYLE
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re, _ = regexp.Compile("\\<style[\\S\\s]+?\\</style\\>")
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src = re.ReplaceAllString(src, "")
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//去除SCRIPT
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re, _ = regexp.Compile("\\<script[\\S\\s]+?\\</script\\>")
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src = re.ReplaceAllString(src, "")
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//去除所有尖括号内的HTML代码,并换成换行符
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re, _ = regexp.Compile("\\<[\\S\\s]+?\\>")
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src = re.ReplaceAllString(src, "\n")
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//去除连续的换行符
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re, _ = regexp.Compile("\\s{2,}")
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src = re.ReplaceAllString(src, "\n")
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return strings.TrimSpace(src)
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}
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// DateFormat takes a time and a layout string and returns a string with the formatted date. Used by the template parser as "dateformat"
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func DateFormat(t time.Time, layout string) (datestring string) {
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datestring = t.Format(layout)
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