61 lines
1.7 KiB
Go
61 lines
1.7 KiB
Go
// Copyright 2013 com authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"): you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations
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// under the License.
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package com
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import (
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"html"
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"regexp"
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"strings"
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)
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// Html2JS converts []byte type of HTML content into JS format.
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func Html2JS(data []byte) []byte {
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s := string(data)
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s = strings.Replace(s, `\`, `\\`, -1)
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s = strings.Replace(s, "\n", `\n`, -1)
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s = strings.Replace(s, "\r", "", -1)
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s = strings.Replace(s, "\"", `\"`, -1)
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s = strings.Replace(s, "<table>", "<table>", -1)
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return []byte(s)
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}
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// encode html chars to string
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func HtmlEncode(str string) string {
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return html.EscapeString(str)
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}
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// decode string to html chars
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func HtmlDecode(str string) string {
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return html.UnescapeString(str)
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}
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// strip tags in html string
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func StripTags(src string) string {
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//去除style,script,html tag
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re := regexp.MustCompile(`(?s)<(?:style|script)[^<>]*>.*?</(?:style|script)>|</?[a-z][a-z0-9]*[^<>]*>|<!--.*?-->`)
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src = re.ReplaceAllString(src, "")
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//trim all spaces(2+) into \n
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re = regexp.MustCompile(`\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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// change \n to <br/>
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func Nl2br(str string) string {
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return strings.Replace(str, "\n", "<br/>", -1)
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}
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