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<h3 id="去官网下载tar-gz源代码文件"><a href="#去官网下载tar-gz源代码文件" class="headerlink" title="去官网下载tar.gz源代码文件"></a>去官网下载tar.gz源代码文件</h3><p>下载地址：<a href="https://nodejs.org/en/download/" target="_blank" rel="external">https://nodejs.org/en/download/</a><br>选择Source Code文件下载，例如：node-v4.2.1.tar.gz</p>
<h3 id="使用FileZilla将文件上传至ubuntu服务器（若在ssh连接环境下）"><a href="#使用FileZilla将文件上传至ubuntu服务器（若在ssh连接环境下）" class="headerlink" title="使用FileZilla将文件上传至ubuntu服务器（若在ssh连接环境下）"></a>使用FileZilla将文件上传至ubuntu服务器（若在ssh连接环境下）</h3><h3 id="解压源码"><a href="#解压源码" class="headerlink" title="解压源码"></a>解压源码</h3><p><code>$ tar zxvf node-v4.2.1.tar.gz</code></p>
<h3 id="确保编译前系统安装了Python，gcc，g-（若已安装请跳过）"><a href="#确保编译前系统安装了Python，gcc，g-（若已安装请跳过）" class="headerlink" title="确保编译前系统安装了Python，gcc，g++（若已安装请跳过）"></a>确保编译前系统安装了Python，gcc，g++（若已安装请跳过）</h3><a id="more"></a>
<p><code>$ sudo apt-get install python</code></p>
<p><code>$ sudo apt-get install build-essential</code></p>
<p><code>$ sudo apt-get install gcc</code></p>
<p><code>$ sudo apt-get install g++</code></p>
<h3 id="编译安装"><a href="#编译安装" class="headerlink" title="编译安装"></a>编译安装</h3><p><strong>注意将版本号修改为你所下载的版本</strong><br><code>$ cd node-v4.2.1</code></p>
<p><code>$ sudo ./configure --prefix=/usr/local/node/4.2.1</code></p>
<p><code>$ sudo make</code></p>
<p><code>$ sudo make install</code></p>
<h3 id="配置NODE-HOME，进入profile编辑环境变量"><a href="#配置NODE-HOME，进入profile编辑环境变量" class="headerlink" title="配置NODE_HOME，进入profile编辑环境变量"></a>配置NODE_HOME，进入profile编辑环境变量</h3><p><code>$ vim /etc/profile</code></p>
<p>设置node.js环境变量，在文件末尾添加如下内容:<br><strong>注意将版本号修改为你所下载的版本</strong><br><figure class="highlight plain"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div></pre></td><td class="code"><pre><div class="line">#set for nodejs</div><div class="line">export NODE_HOME=/usr/local/node/4.2.1</div><div class="line">export PATH=$NODE_HOME/bin:$PATH</div><div class="line">export NODE_PATH=$NODE_HOME/lib/node_modules</div></pre></td></tr></table></figure></p>
<p>之后按Esc键，:wq保存并退出。（若文件显示为只读，输入:w !sudo tee %强制保存）</p>
<h3 id="编译-etc-profile-使配置生效"><a href="#编译-etc-profile-使配置生效" class="headerlink" title="编译/etc/profile 使配置生效"></a>编译/etc/profile 使配置生效</h3><p><code>$ source /etc/profile</code></p>
<p>验证是否安装配置成功</p>
<p><code>$ node -v</code></p>
<p><code>$ npm -v</code></p>
<p>输出 v4.2.1 和 2.14.7 表示配置成功。</p>
<p>（npm模块安装路径/usr/local/node/0.10.24/lib/node_modules/）</p>
<p>在命令行输入：<code>$ sudo vim /root/.bashrc</code> 并在文件末尾加入一行source etc/profile命令，保存。这样就大功告成了。（特别要注意配置好/etc/profile后，将配置加入/root/.bashrc中；否则，配置的环境变量不会在root账户下生效）</p>
<p><strong>教程参考</strong>：<br><a href="http://www.cnblogs.com/RocketV2/p/5402552.html" target="_blank" rel="external">http://www.cnblogs.com/RocketV2/p/5402552.html</a><br><a href="http://blog.csdn.net/awj3584/article/details/18401539" target="_blank" rel="external">http://blog.csdn.net/awj3584/article/details/18401539</a></p>
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<script type="text/javascript" src="/js/src/schemes/pisces.js?v=5.1.1"></script>
<script type="text/javascript" src="/js/src/scrollspy.js?v=5.1.1"></script>
<script type="text/javascript" src="/js/src/post-details.js?v=5.1.1"></script>
<script type="text/javascript" src="/js/src/bootstrap.js?v=5.1.1"></script>
<script>
var cloudTieConfig = {
url: document.location.href,
sourceId: "",
productKey: "9511c7b4447443abbfc9ac1cdb27c93d",
target: "cloud-tie-wrapper"
};
</script>
<script src="https://img1.ws.126.net/f2e/tie/yun/sdk/loader.js"></script>
<script type="text/javascript">
// Popup Window;
var isfetched = false;
var isXml = true;
// Search DB path;
var search_path = "search.xml";
if (search_path.length === 0) {
search_path = "search.xml";
} else if (search_path.endsWith("json")) {
isXml = false;
}
var path = "/" + search_path;
// monitor main search box;
var onPopupClose = function (e) {
$('.popup').hide();
$('#local-search-input').val('');
$('.search-result-list').remove();
$('#no-result').remove();
$(".local-search-pop-overlay").remove();
$('body').css('overflow', '');
}
function proceedsearch() {
$("body")
.append('<div class="search-popup-overlay local-search-pop-overlay"></div>')
.css('overflow', 'hidden');
$('.search-popup-overlay').click(onPopupClose);
$('.popup').toggle();
var $localSearchInput = $('#local-search-input');
$localSearchInput.attr("autocapitalize", "none");
$localSearchInput.attr("autocorrect", "off");
$localSearchInput.focus();
}
// search function;
var searchFunc = function(path, search_id, content_id) {
'use strict';
// start loading animation
$("body")
.append('<div class="search-popup-overlay local-search-pop-overlay">' +
'<div id="search-loading-icon">' +
'<i class="fa fa-spinner fa-pulse fa-5x fa-fw"></i>' +
'</div>' +
'</div>')
.css('overflow', 'hidden');
$("#search-loading-icon").css('margin', '20% auto 0 auto').css('text-align', 'center');
$.ajax({
url: path,
dataType: isXml ? "xml" : "json",
async: true,
success: function(res) {
// get the contents from search data
isfetched = true;
$('.popup').detach().appendTo('.header-inner');
var datas = isXml ? $("entry", res).map(function() {
return {
title: $("title", this).text(),
content: $("content",this).text(),
url: $("url" , this).text()
};
}).get() : res;
var input = document.getElementById(search_id);
var resultContent = document.getElementById(content_id);
var inputEventFunction = function() {
var searchText = input.value.trim().toLowerCase();
var keywords = searchText.split(/[\s\-]+/);
if (keywords.length > 1) {
keywords.push(searchText);
}
var resultItems = [];
if (searchText.length > 0) {
// perform local searching
datas.forEach(function(data) {
var isMatch = false;
var hitCount = 0;
var searchTextCount = 0;
var title = data.title.trim();
var titleInLowerCase = title.toLowerCase();
var content = data.content.trim().replace(/<[^>]+>/g,"");
var contentInLowerCase = content.toLowerCase();
var articleUrl = decodeURIComponent(data.url);
var indexOfTitle = [];
var indexOfContent = [];
// only match articles with not empty titles
if(title != '') {
keywords.forEach(function(keyword) {
function getIndexByWord(word, text, caseSensitive) {
var wordLen = word.length;
if (wordLen === 0) {
return [];
}
var startPosition = 0, position = [], index = [];
if (!caseSensitive) {
text = text.toLowerCase();
word = word.toLowerCase();
}
while ((position = text.indexOf(word, startPosition)) > -1) {
index.push({position: position, word: word});
startPosition = position + wordLen;
}
return index;
}
indexOfTitle = indexOfTitle.concat(getIndexByWord(keyword, titleInLowerCase, false));
indexOfContent = indexOfContent.concat(getIndexByWord(keyword, contentInLowerCase, false));
});
if (indexOfTitle.length > 0 || indexOfContent.length > 0) {
isMatch = true;
hitCount = indexOfTitle.length + indexOfContent.length;
}
}
// show search results
if (isMatch) {
// sort index by position of keyword
[indexOfTitle, indexOfContent].forEach(function (index) {
index.sort(function (itemLeft, itemRight) {
if (itemRight.position !== itemLeft.position) {
return itemRight.position - itemLeft.position;
} else {
return itemLeft.word.length - itemRight.word.length;
}
});
});
// merge hits into slices
function mergeIntoSlice(text, start, end, index) {
var item = index[index.length - 1];
var position = item.position;
var word = item.word;
var hits = [];
var searchTextCountInSlice = 0;
while (position + word.length <= end && index.length != 0) {
if (word === searchText) {
searchTextCountInSlice++;
}
hits.push({position: position, length: word.length});
var wordEnd = position + word.length;
// move to next position of hit
index.pop();
while (index.length != 0) {
item = index[index.length - 1];
position = item.position;
word = item.word;
if (wordEnd > position) {
index.pop();
} else {
break;
}
}
}
searchTextCount += searchTextCountInSlice;
return {
hits: hits,
start: start,
end: end,
searchTextCount: searchTextCountInSlice
};
}
var slicesOfTitle = [];
if (indexOfTitle.length != 0) {
slicesOfTitle.push(mergeIntoSlice(title, 0, title.length, indexOfTitle));
}
var slicesOfContent = [];
while (indexOfContent.length != 0) {
var item = indexOfContent[indexOfContent.length - 1];
var position = item.position;
var word = item.word;
// cut out 100 characters
var start = position - 20;
var end = position + 80;
if(start < 0){
start = 0;
}
if (end < position + word.length) {
end = position + word.length;
}
if(end > content.length){
end = content.length;
}
slicesOfContent.push(mergeIntoSlice(content, start, end, indexOfContent));
}
// sort slices in content by search text's count and hits' count
slicesOfContent.sort(function (sliceLeft, sliceRight) {
if (sliceLeft.searchTextCount !== sliceRight.searchTextCount) {
return sliceRight.searchTextCount - sliceLeft.searchTextCount;
} else if (sliceLeft.hits.length !== sliceRight.hits.length) {
return sliceRight.hits.length - sliceLeft.hits.length;
} else {
return sliceLeft.start - sliceRight.start;
}
});
// select top N slices in content
var upperBound = parseInt('1');
if (upperBound >= 0) {
slicesOfContent = slicesOfContent.slice(0, upperBound);
}
// highlight title and content
function highlightKeyword(text, slice) {
var result = '';
var prevEnd = slice.start;
slice.hits.forEach(function (hit) {
result += text.substring(prevEnd, hit.position);
var end = hit.position + hit.length;
result += '<b class="search-keyword">' + text.substring(hit.position, end) + '</b>';
prevEnd = end;
});
result += text.substring(prevEnd, slice.end);
return result;
}
var resultItem = '';
if (slicesOfTitle.length != 0) {
resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + highlightKeyword(title, slicesOfTitle[0]) + "</a>";
} else {
resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + title + "</a>";
}
slicesOfContent.forEach(function (slice) {
resultItem += "<a href='" + articleUrl + "'>" +
"<p class=\"search-result\">" + highlightKeyword(content, slice) +
"...</p>" + "</a>";
});
resultItem += "</li>";
resultItems.push({
item: resultItem,
searchTextCount: searchTextCount,
hitCount: hitCount,
id: resultItems.length
});
}
})
};
if (keywords.length === 1 && keywords[0] === "") {
resultContent.innerHTML = '<div id="no-result"><i class="fa fa-search fa-5x" /></div>'
} else if (resultItems.length === 0) {
resultContent.innerHTML = '<div id="no-result"><i class="fa fa-frown-o fa-5x" /></div>'
} else {
resultItems.sort(function (resultLeft, resultRight) {
if (resultLeft.searchTextCount !== resultRight.searchTextCount) {
return resultRight.searchTextCount - resultLeft.searchTextCount;
} else if (resultLeft.hitCount !== resultRight.hitCount) {
return resultRight.hitCount - resultLeft.hitCount;
} else {
return resultRight.id - resultLeft.id;
}
});
var searchResultList = '<ul class=\"search-result-list\">';
resultItems.forEach(function (result) {
searchResultList += result.item;
})
searchResultList += "</ul>";
resultContent.innerHTML = searchResultList;
}
}
if ('auto' === 'auto') {
input.addEventListener('input', inputEventFunction);
} else {
$('.search-icon').click(inputEventFunction);
input.addEventListener('keypress', function (event) {
if (event.keyCode === 13) {
inputEventFunction();
}
});
}
// remove loading animation
$(".local-search-pop-overlay").remove();
$('body').css('overflow', '');
proceedsearch();
}
});
}
// handle and trigger popup window;
$('.popup-trigger').click(function(e) {
e.stopPropagation();
if (isfetched === false) {
searchFunc(path, 'local-search-input', 'local-search-result');
} else {
proceedsearch();
};
});
$('.popup-btn-close').click(onPopupClose);
$('.popup').click(function(e){
e.stopPropagation();
});
$(document).on('keyup', function (event) {
var shouldDismissSearchPopup = event.which === 27 &&
$('.search-popup').is(':visible');
if (shouldDismissSearchPopup) {
onPopupClose();
}
});
</script>
<script src="https://cdn1.lncld.net/static/js/av-core-mini-0.6.1.js"></script>
<script>AV.initialize("Mva1FJmJyw24MI2hfrOrREQQ-gzGzoHsz", "s1OclH9k1bH7nm1jW1vuy3cW");</script>
<script>
function showTime(Counter) {
var query = new AV.Query(Counter);
var entries = [];
var $visitors = $(".leancloud_visitors");
$visitors.each(function () {
entries.push( $(this).attr("id").trim() );
});
query.containedIn('url', entries);
query.find()
.done(function (results) {
var COUNT_CONTAINER_REF = '.leancloud-visitors-count';
if (results.length === 0) {
$visitors.find(COUNT_CONTAINER_REF).text(0);
return;
}
for (var i = 0; i < results.length; i++) {
var item = results[i];
var url = item.get('url');
var time = item.get('time');
var element = document.getElementById(url);
$(element).find(COUNT_CONTAINER_REF).text(time);
}
for(var i = 0; i < entries.length; i++) {
var url = entries[i];
var element = document.getElementById(url);
var countSpan = $(element).find(COUNT_CONTAINER_REF);
if( countSpan.text() == '') {
countSpan.text(0);
}
}
})
.fail(function (object, error) {
console.log("Error: " + error.code + " " + error.message);
});
}
function addCount(Counter) {
var $visitors = $(".leancloud_visitors");
var url = $visitors.attr('id').trim();
var title = $visitors.attr('data-flag-title').trim();
var query = new AV.Query(Counter);
query.equalTo("url", url);
query.find({
success: function(results) {
if (results.length > 0) {
var counter = results[0];
counter.fetchWhenSave(true);
counter.increment("time");
counter.save(null, {
success: function(counter) {
var $element = $(document.getElementById(url));
$element.find('.leancloud-visitors-count').text(counter.get('time'));
},
error: function(counter, error) {
console.log('Failed to save Visitor num, with error message: ' + error.message);
}
});
} else {
var newcounter = new Counter();
/* Set ACL */
var acl = new AV.ACL();
acl.setPublicReadAccess(true);
acl.setPublicWriteAccess(true);
newcounter.setACL(acl);
/* End Set ACL */
newcounter.set("title", title);
newcounter.set("url", url);
newcounter.set("time", 1);
newcounter.save(null, {
success: function(newcounter) {
var $element = $(document.getElementById(url));
$element.find('.leancloud-visitors-count').text(newcounter.get('time'));
},
error: function(newcounter, error) {
console.log('Failed to create');
}
});
}
},
error: function(error) {
console.log('Error:' + error.code + " " + error.message);
}
});
}
$(function() {
var Counter = AV.Object.extend("Counter");
if ($('.leancloud_visitors').length == 1) {
addCount(Counter);
} else if ($('.post-title-link').length > 1) {
showTime(Counter);
}
});
</script>
<script>
(function(){
var bp = document.createElement('script');
var curProtocol = window.location.protocol.split(':')[0];
if (curProtocol === 'https') {
bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
}
else {
bp.src = 'http://push.zhanzhang.baidu.com/push.js';
}
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(bp, s);
})();
</script>
</body>
</html>
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