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56 lines
1.6 KiB
JavaScript
56 lines
1.6 KiB
JavaScript
/**
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* mysql socket
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* @return {[type]} [description]
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*/
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//暂时使用mysql库
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var mysql = require("mysql");
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var socket = module.exports = Class(function(){
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return {
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connect: null,
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init: function(config){
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this.connect = null;
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var connection = mysql.createConnection({
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host : config.host || "localhost",
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user : config.user || "root",
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password : config.password || "",
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database : config.database || ""
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});
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connection.connect();
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this.connect = connection;
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},
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/**
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* 查询sql语句，返回一个promise
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* @param {[type]} sql [description]
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* @return {[type]} [description]
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*/
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query: function(sql){
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if (APP_DEBUG) {
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console.log(sql);
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};
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var deferred = when.defer();
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this.connect.query(sql, function(err, rows, fields){
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if (err) {
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return deferred.resolve({
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errno: 1,
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errmsg: err,
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fields: fields
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});
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};
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deferred.resolve({
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errno: 0,
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data: rows || [],
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fields: fields
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});
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})
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return deferred.promise;
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},
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/**
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* 关闭连接
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* @return {[type]} [description]
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*/
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close: function(){
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this.connect && this.connect.end();
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}
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}
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}) |