return function() {
if(!fs.existsSync(file)) {
file = path.resolve(dir + path.sep + file);
}
edp.log.info(''
+ edp.chalk.yellow('PROXY')
+ ' '
+ edp.chalk.green(url)
+ ' to '
+ edp.chalk.green(file)
);
return fs.readFileSync(file);
};
/**
* 判断请求是否需要代理，如果需要代理，返回代理的文件内容
* @param {http.ClientRequest} request
*/
function shouldProxy(request, gConf) {
var referer = request.headers.referer;
var tpls;
if(referer) {
var refs = urlLib.parse(referer, true);
var query = refs.query.wd;
var platform = refs.query.dsp || 'pc';
if(!query) {
// 如果referer没有query，采用全局的
tpls = indexer.name2ConfMap;
} else {
var renderConf = indexer.getRenderConf(query, platform, gConf);
if(!renderConf) {
return;
}
tpls = util.extend({}, renderConf.left, renderConf.right);
}
} else {
// 如果没有referer，则运行所有的规则
tpls = indexer.name2ConfMap;
}
var url = request.pathname;
var config;
var as;
var item;
var location;
var i;
for(var name in tpls) {
config = indexer.name2ConfMap[name];
as = config.ajaxs;
if(as && as.length > 0) {
for(i = 0, l = as.length; i < l; i++) {
item = as[i];
location = item.url;
if ( false
|| (location instanceof RegExp && location.test(url))
|| (typeof location === 'string' && path2RegExp( location, null, { sensitive: true } ).exec(url))
|| (typeof location === 'function' && location( request ) )
) {
// 匹配成功
if(!item.handler && item.file) {
request._proxyHandler = (function(file, dir) {
return function() {
if(!fs.existsSync(file)) {
file = path.resolve(dir + path.sep + file);
}
edp.log.info(''
+ edp.chalk.yellow('PROXY')
+ ' '
+ edp.chalk.green(url)
+ ' to '
+ edp.chalk.green(file)
);
return fs.readFileSync(file);
};
})(item.file, config.fullpath);
} else {
edp.log.info(edp.chalk.yellow('PROXY ') + edp.chalk.green(url));
request._proxyHandler = item.handler;
}
return true;
}
}
}
}
}