文章目录
常写好多页面通用代码如下
index.html
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| <div class="header">
<div class="wrapper">
<div class="topbar">
<a class="logo" href="###"></a>
<div class="login_status"><a class="p_center" href="###">个人中心</a> <a href="###">登陆</a> <a href="###">注册</a></div>
</div>
<div class="nav">
<ul>
<li tag="0"><a href="index.html">首 页<br><span>HOME</span></a></li>
<li tag="140"><a href="index.html">新闻公告<br><span>NEWS</span></a></li>
<li class="cur" tag="280"><a href="###">数据中心<br><span>DATA</span><p style="text-indent:160px"><a href="data-trailer.html">赛事预告</a><a href="data-schedule.html">赛程赛果</a><a href="data-points.html">赛事数据</a></p></a></li>
<li tag="420"><a href="index.html">视频图集<br><span>VIDEO</span></a></li>
<li tag="560"><a href="index.html">参赛球队<br><span>TEAM</span></a></li>
<li tag="700"><a href="index.html">商务合作<br><span>COOPERATION</span></a></li>
</ul>
<div class="mark"></div>
</li>
</div>
</div>
</div>
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多个页面公用nav我希望index.html可以这样写，如果导航增加二级菜单删除二级菜单等不用所有页面都做处理
index.html
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|
<div class="header">
<div class="wrapper">
<div class="topbar">
<a class="logo" href="###"></a>
<div class="login_status"><a class="p_center" href="###">个人中心</a> <a href="###">登陆</a> <a href="###">注册</a></div>
</div>
<link rel="import" href="static/widget/nav.html">
</div>
</div>
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至于cur可以在每个页面通过js进行添加
widget/nav.html
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| <div class="nav">
<ul>
<li tag="0"><a href="index.html">首 页<br><span>HOME</span></a></li>
<li tag="140"><a href="index.html">新闻公告<br><span>NEWS</span></a></li>
<li tag="280"><a href="###">数据中心<br><span>DATA</span><p style="text-indent:160px"><a href="data-trailer.html">赛事预告</a><a href="data-schedule.html">赛程赛果</a><a href="data-points.html">赛事数据</a></p></a></li>
<li tag="420"><a href="index.html">视频图集<br><span>VIDEO</span></a></li>
<li tag="560"><a href="index.html">参赛球队<br><span>TEAM</span></a></li>
<li tag="700"><a href="index.html">商务合作<br><span>COOPERATION</span></a></li>
</ul>
<div class="mark"></div>
</li>
</div>
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插件功能就是把<link rel="import" href="static/widget/nav.html">移除并替换为nav.html中的内容
插件内容如下index.js
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| 'use strict';
var PluginError = require('gulp-util').PluginError,
Transform = require('stream').Transform,
fs = require('fs'),
PLUGIN_NAME = 'gulp-pre-link';
module.exports = function(opts) {
opts = opts || {};
var stream = new Transform({
objectMode: true
});
stream._transform = function(file, encoding, cb) {
if (file.isNull()) {
return cb(null, file);
}
if (file.isStream()) {
var error = 'Streaming not supported';
return cb(new PluginError(PLUGIN_NAME, error));
} else if (file.isBuffer()) {
var content = String(file.contents);
var reg = /<link\s+[\s\S]*?["'\s\w\/\-](?:>|$)/gi;
var arrs = content.match(reg);
var reg2 = /\srel\s*=\s*('[^']+'|"[^"]+"|[^\s\/>]+)\s*href\s*=\s*('[^']+'|"[^"]+"|[^\s\/>]+)/i;
if (arrs != null) {
for (var i = 0; i < arrs.length; i++) {
var result = arrs[i].match(reg2);
if (result && result[1]) {
var rel = result[1].replace(/^['"]|['"]$/g, '').toLowerCase();
if (rel === 'import') {
var addr = result[2].replace(/^['"]|['"]$/g, '').toLowerCase();
var _this = this;
fs.readFile(addr, function(err, data) {
if (err) throw err;
content = content.replace(result.input, String(data));
file.contents = new Buffer(content);
_this.push(file);
});
} else {
file.contents = new Buffer(content);
this.push(file);
}
} else {
file.contents = new Buffer(content);
this.push(file);
}
}
cb();
}
}
};
return stream;
};
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使用方法
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npm install --save-dev gulp-pre-link
gulp.task('html', function() {
var htmlmin = require('gulp-htmlmin');
var posthtml = require('gulp-pre-link');
return gulp.src(htmlSrc)
.pipe(posthtml())
.pipe(htmlmin({
collapseWhitespace: true,
removeComments: true,
minifyJS: true,
minifyCSS: true
}))
.pipe(gulp.dest(htmlDec));
});
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并把插件发布到npm上
