sumeru
Version:
A Realtime Javascript RIA Framework For Mobile WebApp
438 lines (380 loc) • 12.2 kB
JavaScript
var applog = require('../../driver/applog.js');
//var log = require(__dirname + '/../../../sumeru/log.js')(fw);
module.exports = function (fw){
var query = require('querystring');
// var conf = require('./conf.js');
var reqOption;
// var config = conf.getConfigure();
var config = require(__dirname+'/config.json');
var pcsconf = config.PCS;
//var content = 'method=list&dir=%2Fapps%2FSumeru&app_id=403798&user_id=246813475';
//body_param is not using
var makeOption = function(cookie, sapi, method, url_param, body_param){
url_param =(typeof(url_param) == "undefined")? '' : url_param;
body_param = (typeof(body_param) == "undefined") ? '' : body_param;
//var pcsconf = config.PCS;
var queryString = {
'method' : method,
'app_id' : pcsconf.app_id,
};
var reqheader = query.stringify(queryString);
if (url_param != '')
reqheader = reqheader + '&' + query.stringify(url_param);
//console.log('PCS reqheader : '+ reqheader);
var options = {
host: pcsconf.url,
port: 443,
path: pcsconf.path + '/'+ sapi + '?' + reqheader,
method: 'POST',
headers:{
'Cookie' : cookie,
'Content-Type' : 'multipart/form-data',
'Content-Length' : 0,
//'connection': 'keep-alive',
'accept': '*/*'
}
};
//console.log('PCS OPTION : ');
console.log(options);
reqOption = options;
}
// var pcspoll = fw.config.defineModule('pcspoll');
var pcspoll = {
pcsInterval:10000,//pcs轮询时间间隔
albumTableName:"pics",//轮询插入的model name
albumTimelineTableName:"picsTimeline",//轮询插入的model name
thumbnailHost:"127.0.0.1",//"172.22.149.10",//port
thumbnailPort:"2013",//port
};
function PCSGetThumbnailURL(path,width,height){
path =(typeof(path) != "string")? '/' : path;
if (isNaN(width)){
console.log('width is not number');
return;
}
if (typeof height == 'undefined'){
height = pcsconf.height;
}else{
if (isNaN(height)){
console.log('height is not number');
return;
}
}
var param = {
'method' : 'generate',
'app_id' : pcsconf.app_id,
'path' : path,
'width' : width,
'height' : height
};
var querystring = query.stringify(param);
var httpurl = 'http://' +
pcsconf.url +
pcsconf.path +
'/' +
'thumbnail?' +
querystring
//console.log(httpsurl);
return httpurl;
}
var getThumbnailURL = function(path,userinfo,width,height){
var _thumbnail = PCSGetThumbnailURL(path,width,height);//修改这里
_thumbnail = _thumbnail.replace(/^http\S+thumbnail/,"http://"+pcspoll["thumbnailHost"]+":"+pcspoll["thumbnailPort"]+'/socket/');
var _u = {
"USERID":userinfo["token"],
"BDUSS":userinfo["info"]["bduss"]
}
_thumbnail += "&"+query.stringify(_u);
console.log('Thumbnail : '+ _thumbnail);
return _thumbnail;
}
var getLayoutType = function(r){//计算w/h比例范围
var type;
if(r>2){
type = 0;
}else if(r>0.5){
type = 1;
}else{
type = 2;
}
return type;
}
//compfunc 为比较函数。用于比较两个item是否一致
var inArray = function(array,item,compfunc){
if(typeof compfunc == "undefined"){
compfunc = function(a,b){
return (a["path"] == b["path"]
&&a["ctime"] == b["ctime"]);
}
}
for(var i=0,ilen = array.length;i<ilen;i++){
var compvalue = compfunc(array[i],item);
if(compvalue){
return i;
}
}
return -1;
}
//offset目前只支持d，m
var getDateFromTime = function(timestamp,offset){
// console.log(timestamp,offset)
var d,dd;
d = new Date(timestamp*1000);
dd = new Date(d.getFullYear()+"-"+(d.getMonth()+1)+'-'+d.getDate());//去掉小时分钟和秒
d = dd;//变换
if (typeof offset != 'undefined' ){ // the offset
if (offset.substr(-1) == "m") {
d.setMonth((d.getMonth() - parseInt(offset) ));
}else{
d.setDate((d.getDate() - (parseInt(offset)) ));//1day表示当天
}
}
return d.getFullYear()+"-"+(d.getMonth()+1);
}
//将全量的pcs抓取数据，转换成timeline数据
var createTimelineData = function(username, data){
var timeline = [];
//console.log("---------------------------------------");
//console.log(data);
//console.log("---------------------------------------");
for(var i=0, ilen = data.length;i<ilen;i++){
var item =data[i];
var timename = getDateFromTime(item["ctime"],"0m");
if(typeof timeline[timename] == "undefined"){
timeline[timename] = {};
timeline[timename]["username"] = username;
timeline[timename]["userid"] = item["user_id"];
timeline[timename]["timename"] = timename;
timeline[timename]["size"] = 1;
timeline[timename]["newsize"] = 1;
timeline[timename]["stime"] = item["ctime"];
timeline[timename]["etime"] = item["ctime"];
timeline.push(timeline[timename]);
}else{
timeline[timename]["size"]++;
timeline[timename]["newsize"]++;
timeline[timename]["etime"] = item["ctime"];
}
}
return timeline;
}
var findDBCol = function(DBData, dbname){
for (var i=0;i<DBData.length;i++){
if (DBData[i]['dataName'] == dbname)
return i;
}
return null;
}
var formatPcsData = function(userinfo,value){
var _obj = {};
_obj["username"] = userinfo["token"];
_obj["userid"] = value["user_id"];
_obj["fs_id"] = value["fs_id"];
_obj["ctime"] = value["ctime"];
_obj["path"] = value["path"];
_obj["filename"] = value["server_filename"];
_obj["thumbnail"] = getThumbnailURL(_obj["path"],userinfo,640,1000);
_obj["size"] = value["size"];
_obj["src"] = value["s3_handle"];
//_obj["width"] = 0;
//_obj["height"] = 0;
return _obj;
}
var processPCS = function(oldData, newData, callback){
console.log('-----------------------oldData-----------------------');
console.log(oldData);
console.log('-----------------------newData-----------------------');
console.log(newData);
/*******************************************time line*****************************/
var username = fw.userinfo.token,bduss = fw.userinfo.info.bduss;
//业务逻辑
newData = newData['list'];
var timelineData = createTimelineData(username,newData);
var timelineIndex = findDBCol(oldData, 'picsTimeline');
//console.log('Index ' +timelineIndex);
var items = oldData[timelineIndex].data;
for(var i=0,ilen = items.length;i<ilen;i++){
var _index = inArray(timelineData,items[i],function(a,b){
return (a["userid"] == b["userid"]
&&a["timename"] == b["timename"]);
});
if(_index>=0){
fw.update(
'picsTimeline',
{_id:items[i]["_id"]},
'$set',
{"newsize":parseInt(timelineData[_index]["size"]) - parseInt(items[i]["size"]), "size":timelineData[_index]["size"], "etime":timelineData[_index]["etime"]}
);
timelineData.splice(_index,1);
}else{
fw.remove('picsTimeline', {_id:items[i]["_id"]});
}
}
if(timelineData.length>0){
for(var i=0,ilen = timelineData.length;i<ilen;i++){
console.log('------timelineData insert----');
fw.insert('picsTimeline', timelineData[i]);
};
}
/*****************************************pics*****************************/
var dbPics = 'pics';
var picsIndex = findDBCol(oldData, 'pics');
if (picsIndex != null){
items = oldData[picsIndex].data;
}
else{
console.log('第一次插入数据');
items = [];
}
var pollEnd = false;
var removeList = [];//记录需要删除的id
var removedLen = 0;
var insertedLen = 0;
var _callback = function(_type){
if(_type=='remove'){
removedLen++;
}else if(_type=='insert'){
insertedLen++;
}
//console.log('removeLen:'+removedLen+' insertLen'+insertedLen);
if(pollEnd&&removedLen==removeList.length
&&
insertedLen==newData.length){
/*log.write("trigger model push++++");
log.write("removedLen:"+removedLen);
log.write("insertedLen:"+insertedLen);
log.write("removeList.length:"+removeList.length);
log.write("newData.length:"+newData.length);*/
console.log('----------------------Callback啦------------------');
callback(fw.getOpData());
//fw.reqPcsDataing = false;
//console.log("***************************************");
//console.log('reqPcsData end');
//console.log("***************************************");
}
}
for(var i=0,ilen = items.length;i<ilen;i++){
var _index = inArray(newData,items[i]);
if(_index>=0){
fw.update(
dbPics,
{_id:items[i]["_id"]},
'$set',
{"thumbnail":getThumbnailURL(newData[_index]["path"],fw.userinfo,640,1000),"src":newData[_index]["s3_handle"]
}
);
newData.splice(_index,1);
}else{
removeList.push({_id:items[i]["_id"]});
fw.remove(dbPics,{_id:items[i]["_id"]});
_callback("remove");
}
}
if (newData.length == 0){
callback([]);
}
if(newData.length>0){
console.log('------------------newData.length>0--------------'+newData.length);
for(var i=0,ilen = newData.length;i<ilen;i++){
var picObj = formatPcsData(fw.userinfo, newData[i]);
var im = require('./imageMeta.js')(fw);//修改路径
im.get(picObj["thumbnail"],function(_dbPics,_picObj,_i){
return function(meta){
if(typeof meta != 'undefined'
&& typeof meta.width != 'undefined'){
_picObj["width"] = meta.width;
_picObj["height"] = meta.height;
_picObj["r"] = (_picObj["width"]/_picObj["height"]);
_picObj["_r"] = 1/_picObj["r"];
_picObj["_type"] = getLayoutType(_picObj["r"]);
fw.insert(_dbPics, _picObj);
_callback("insert");
//console.log(_picObj);
}else{
applog.applog("read img size error :");
applog.applog("_picObj:");
applog.applog(_picObj);
applog.applog("meta:");
applog.applog(meta);
_callback("insert");
}
}
}(dbPics,picObj,i)
);
//console.log(formatPcsData(username,newData[i]));
};
}
pollEnd = true;
/*
fw.insert('pics',newData);
fw.update('pics', {'error_code' : 31045}, '$set', {'error_msg' : 'my msg'});
fw.remove('pics', {'error_code' : 31045});
console.log('-------------------------------');
//console.log(fw.getOpData().length);*/
//return fw.getOpData();
}
var pcsSend = function(){
var arg = arguments;
//var callback = arg[0];//no use
var model = [
{
name : 'pics',//DB collection name
situation : {'username' : fw.userinfo.token}
},
{
name : 'picsTimeline',
situation : {'username' : fw.userinfo.token}
}
];
fw.regPoller(reqOption, model, function(err, oldData, newData, callback){
console.log('^^^^^^^^^^^^^^^diff func^^^^^^^^^^^^^^^^^^');
var result = [];
//Insert it
var afterProcessData = processPCS(oldData, newData,callback);
/*
//TODO modify below
for (var i=0; i<oldData.length; i++){
result[i]={};
result[i].dataName = oldData[i].dataName;
result[i].method = 'insert';
result[i].data = afterProcessData;
};*/
// return afterProcessData;
});
}
var GetFileList = function(callback, username, BDUSS){
// dir =(typeof(dir) != "string")? '' : dir;
// var url_param = {'dir' : pcsconf.dir + dir};
var url_param = {'type' : pcsconf.type};
//TODO need cache
//cookie = query.stringify(cookie,';');
pcsAccess(
callback,
username,
BDUSS,
'stream',
'list',
url_param);
};
var pcsAccess = function(callback, username, BDUSS, sapi, method, url_param){
if (typeof callback != 'function'){
console.log('callback is undefined');
return;
}
if ((typeof username != 'string') || (typeof BDUSS != 'string')){
console.log('username or BDUSS should be string');
callback('username or BDUSS should be string', null);
return;
}
reqOption = '';
var cookie = {
'USERID' : username,
'BDUSS' : BDUSS
};
cookie = query.stringify(cookie,';');
makeOption(cookie, sapi, method, url_param);
reqOption['ishttps'] = 1;
pcsSend(callback);
};
GetFileList(function(){}, fw.userinfo.token, fw.userinfo.info.bduss);
}