shubhadownloader
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There is large amount of information available in market place. The markets are always in sync. In today's world investors find it very difficult to make effective use of information available to them. Shubha Downloader is great tool which resolves this problem and helps investor to increase his productivity and stay focused on decision making. Shubha Downloader enable end user to download market data from available sources and organize it. Shubha Downloader is Open source & FREE utility for end users. Shubha Downloader have main features as follows End of the day market data from web to your favorite charting application . Fundamental market data from web to your favorite charting application. Market reports from web to your favorite charting application.
321 lines (266 loc) • 12.6 kB
JavaScript
/*****************************
*
*Author:JAYANT PATIL
*COMPANY NAME XNet Inc,Pune.
*last modified date:01-jan-2013
*
*
*
*Description:
*
*
*variables :
*count --->contains array of date in which we take one date process files regarding to that
*n --->it is a counter variable
*baseurl-->it contians all url for nse equity
*downloadpath---> it contain download path of file for processing
*unzippath ----> it contains unzip folder path
*outputpah ----> it containds output older path
*
*
*copyright 2013
******************************/
/********************************
<Shubha Downloader, It downloads end of day pricing data from publicly available sites and converts it different formats....>
Copyright (C) 2013 Shubhalabha.in
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
***********************************/
function process_nse(count,n,baseurl,downloadpath,unzippath,outputpath,logpath,fromd,tod)
{
var mon=count[n].split('-')[0];
var m=count[n].split('-')[1];
var d=count[n].split('-')[2];
var yy=count[n].split('-')[3];
var y=yy.substr(2,2);
var fs = require('fs');
var csv = require('ya-csv');
var async = require('async');
//var writeFileStream = fs.createWriteStream('./tempData/output.txt',{flag:'a',encoding:'utf-8'});
Ext.getCmp('pbar3').updateText('cm'+d+mon+yy+'bhav.csv processing started. . .');
async.parallel({
data1 : function(callback){
if (fs.existsSync(unzippath+'cm'+d+mon+yy+'bhav.csv')) {
Ext.getCmp('pbar3').updateText('Processing cm'+d+mon+yy+'bhav.csv');
fs.readFile(unzippath+'cm'+d+mon+yy+'bhav.csv','utf-8', function(err, data){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while reading "+unzippath+"cm"+d+mon+yy+"bhav.csv.";
}
callback(err, data);
});
}else
{
// Here readdir's functionaliity has no use. It is written for only to send
// '0' data in its callback function because we cannot call "callback(err, data);"
// function out side a callback function
fs.readdir(downloadpath, function(err, files){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while reading "+unzippath+"cm"+d+mon+yy+"bhav.csv.";
}
callback(err,'0');
});
}
},
data2 : function(callback){
if (fs.existsSync(downloadpath+'sec_list.csv')) {
fs.readFile(downloadpath+'sec_list.csv','utf-8', function(err, data){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while reading "+downloadpath+"sec_list.csv.";
}
callback(err, data);
});
}else
{
// Here readdir's functionaliity has no use. It is written for only to send
// '0' data in its callback function because we cannot call "callback(err, data);"
// function out side a callback function
fs.readdir(downloadpath, function(err, files){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while reading "+downloadpath+"sec_list.csv.";
}
callback(err,'0');
});
}
},
data3 : function(callback){
if (fs.existsSync(downloadpath+'MTO_'+d+m+yy+'.DAT')) {
fs.readFile(downloadpath+'MTO_'+d+m+yy+'.DAT','utf-8', function(err, data){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while reading "+downloadpath+"MTO_"+d+m+yy+".DAT.";
}
callback(err, data);
});
}else
{
// Here readdir's functionaliity has no use. It is written for only to send
// '0' data in its callback function because we cannot call "callback(err, data);"
// function out side a callback function
fs.readdir(downloadpath, function(err, files){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while reading "+downloadpath+"MTO_"+d+m+yy+".DAT.";
}
callback(err,'0');
});
}
}
}, function(err, result){
if(err){
document.getElementById("om").innerHTML+="<br/>An error occured while processing cm"+d+mon+yy+"bhav.csv. Files not processed.";
};
// Read bhavcopy without taking 1st row ie header
if (fs.existsSync(unzippath+'cm'+d+mon+yy+'bhav.csv')) {
Ext.getCmp('pbar3').updateText('Processing cm'+d+mon+yy+'bhav.csv');
var arrRow = new Array();
arrRow = result['data1'].split('\n');
var arrFileData = new Array();
for(var i=0 ; i<arrRow.length-1;i++)
{
var tempArr = arrRow[i].split(',');
if(tempArr[1].toString().trim()=='EQ' || tempArr[1].toString().trim()=='BE')
{
if(i > 0)
{
var tempArrPrev = arrRow[i-1].split(',');
if(tempArr[0].toString().trim() == tempArrPrev[0].toString().trim())
{
if(tempArr[1].toString().trim() == 'BE')
{
continue;
}
if(tempArrPrev[1].toString().trim() == 'BE')
{
arrFileData.pop();
}
}
arrFileData.push(tempArr);
}
}
}
// Read Sec_List
if (fs.existsSync(downloadpath+'sec_list.csv')) {
var arrRow1 = new Array();
arrRow1 = result['data2'].split('\n');
var arrFileData1 = new Array();
for( i=0 ; i<arrRow1.length-1 ;i++)
{
var tempArr1 = arrRow1[i].split(',');
arrFileData1.push(tempArr1);
}
for( i=0; i<arrFileData.length; i++)
{
for(var j=1; j<arrFileData1.length; j++)
{
if(arrFileData[i][0].toString()==arrFileData1[j][0].toString())
{
arrFileData[i][13] = arrFileData1[j][2];
}
}
}
}
// add '-' where cell of company name col not have value
for(i=0; i<arrFileData.length; i++)
{
if(arrFileData[i][13] == null || arrFileData[i][13] == "")
{
arrFileData[i][13] = '-';
// console.log('i ='+i+' '+arrFileData[i][13]);
}
}
// Read MTO
if (fs.existsSync(downloadpath+'MTO_'+d+m+yy+'.DAT'))
{
var arrRow2 = new Array();
arrRow2 = result['data3'].split('\n');
var arrFileData2 = new Array();
for( i=3 ; i<arrRow2.length-1 ;i++)
{
var tempArr2 = arrRow2[i].split(',');
arrFileData2.push(tempArr2);
}
for(i=0; i<arrFileData.length; i++)
{
// write MTO's Delv. Qty to Openint in cm
for(j=1; j<arrFileData2.length; j++)
{
if((arrFileData[i][0].toString() == arrFileData2[j][2].toString()) && (arrFileData[i][1].toString() == arrFileData2[j][3].toString()))
{
arrFileData[i][14] = arrFileData2[j][5];
}
}
}
}
// add '-' symbol where cell of openint col not have value
for( i=0; i<arrFileData.length; i++)
{
if(arrFileData[i][14] == null)
arrFileData[i][14] = '0';
}
var arrFinal = new Array();
var arrHeader = ['TICKER','NAME','DATE','OPEN','HIGH','LOW','CLOSE','VOLUME','OPENINT'];
if(!fs.existsSync(outputpath+'Nse_Cash_Market_cm'+d+mon+yy+'bhav.csv')){
fs.writeFile(outputpath+'Nse_Cash_Market_cm'+d+mon+yy+'bhav.csv', arrHeader+'\n', function(err){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while processing cm"+d+mon+yy+"bhav.csv. Files not processed.";
addlog(logpath, err);
}
//creation of final array data for output file
for( i=0; i<arrFileData.length; i++)
{
fs.appendFileSync(outputpath+'Nse_Cash_Market_cm'+d+mon+yy+'bhav.csv', arrFileData[i][0]+','+arrFileData[i][13]+','+yy+''+m+''+d+','+arrFileData[i][2]+','+arrFileData[i][3]+','+arrFileData[i][4]+','+arrFileData[i][5]+','+arrFileData[i][8]+','+arrFileData[i][14]+'\n','UTF-8', function(err){
if(err)
{
document.getElementById("om").innerHTML+="<br/>An error occured while processing cm"+d+mon+yy+"bhav.csv. Files not processed.";
}
});
}
});//end of writing header in files
}
}
});
//Ext.getCmp('pbar3').updateText('Processing cm'+d+mon+yy+'bhav.csv completed');
document.getElementById("om").innerHTML+="<br/>cm"+d+mon+yy+"bhav.csv is processed..";
addlog(logpath, 'cm'+d+mon+yy+'bhav.csv is processed..');
n++;
if(count.length>n)
{
loadprogressbar();
setTimeout(function (){
process_nse(count,n,baseurl,downloadpath,unzippath,outputpath,logpath,fromd,tod)
}, 2000);
document.getElementById("om").innerHTML+='..';
}
else
{
Ext.getCmp('pbar3').updateText('');
Ext.getCmp('pbar3').updateProgress(0);
/************/
visit('nsecm.html');
/***************/
fs.writeFile('lastupdate.csv','lastdate,'+m+'/'+d+'/'+yy+'\n' , function (err) {
if(err)
document.getElementById("om").innerHTML+="<br/>An error occured while processing cm"+d+mon+yy+"bhav.csv. Files not processed.";
});
/*var ds1=$("#output_formate-inputEl").val();
fs.writeFile('outputformat.csv','output,'+ds1.replace(/,/g ,'-')+'\n' , function (err) {
if(err)
document.getElementById("om").innerHTML+="<br/>An error occured while processing cm"+d+mon+yy+"bhav.csv. Files not processed.";
});
*/
callfun(count,baseurl,downloadpath,unzippath,outputpath,logpath,fromd,tod,0);
}
}