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stockDownloaderV2.php
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stockDownloaderV2.php
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<?php
include("include/connect.php");
function createURL($ticker,$tableName){
$returnedDate = checkForExistingTable($tableName);
if($returnedDate == -1){
$currentMonth = date("n");
$currentMonth = $currentMonth - 1;
$currentDay = date("j");
$currentYear = date("Y");
return "http://real-chart.finance.yahoo.com/table.csv?s=$ticker&d=$currentMonth&e=$currentDay&f=$currentYear&g=d&a=5&b=1&c=2014&ignore=.csv";
}else{
$fromMonth = date("m",strtotime($returnedDate));
$fromMonth = $fromMonth - 1;
$fromDay = date("d",strtotime($returnedDate));
$fromYear = date('Y',strtotime($returnedDate));
$currentMonth = date("n");
$currentMonth = $currentMonth - 1;
$currentDay = date("j");
$currentYear = date("Y");
return "http://real-chart.finance.yahoo.com/table.csv?s=$ticker&d=$currentMonth&e=$currentDay&f=$currentYear&g=d&a=$fromMonth&b=$fromDay&c=$fromYear&ignore=.csv";
}
}
function checkForExistingTable($tableName){
if(mysql_num_rows(mysql_query("SHOW TABLES LIKE '".$tableName."'"))==1) {
$sql1 = "SELECT date FROM $tableName ORDER BY date DESC LIMIT 1";
$result = mysql_query($sql1);
if(mysql_num_rows($result) > 0){
while($row = mysql_fetch_array($result)){
$date = $row['date'];
return $date;
}
}
}else{
return -1;
}
}
function getCSVFile($url,$outputFile){
ini_set('max_execution_time', 900);
$content = file_get_contents($url);
$content = str_replace("Date,Open,High,Low,Close,Volume,Adj Close","",$content);
$content = trim($content);
file_put_contents($outputFile, $content);
}
function fileToDatabase($txtFile, $tableName){
$check = checkForExistingTable($tableName);
if($check == -1){
echo $tableName;
$sql2 = "CREATE TABLE $tableName(id int(11) not null,PRIMARY KEY(id),date DATE UNIQUE, open float, high float, low float, close float, volume INT,amount_change float,percent_change float,TP varchar(11),DMA_5 varchar(11),DMA_10 varchar(11),DMA_20 varchar(4),DMA_50 varchar(11),DMA_100 varchar(11),RSI varchar(11), CMI varchar(11), SO varchar(11))";
mysql_query($sql2);
$testFile = fopen($txtFile,"r");
$counter = 0;
while(!feof($testFile)){
$line = fgets($testFile);
$pieces = explode(",",$line);
$high = $pieces[2];
$low = $pieces[3];
$volume = $pieces[5];
if($volume == 0 && $high == $low){
continue;
}
$counter++;
}
$file = fopen($txtFile,"r");
while(!feof($file)){
$line = fgets($file);
$pieces = explode(",",$line);
$date = $pieces[0];
$open = $pieces[1];
$high = $pieces[2];
$low = $pieces[3];
$close = $pieces[4];
$volume = $pieces[5];
if($volume == 0 && $high == $low){
continue;
}
$amount_change = $close - $open;
$percent_change = ($amount_change/$open) * 100;
$sql3 = "INSERT IGNORE INTO $tableName(id,date,open,high,low,close,volume,amount_change,percent_change) VALUES($counter,'$date','$open','$high','$low','$close','$volume','$amount_change','$percent_change')";
$counter--;
mysql_query($sql3);
}
fclose($testFile);
fclose($file);
}else{
$sql1 = "SELECT id FROM $tableName ORDER BY id DESC LIMIT 1";
$result = mysql_query($sql1);
$lastID = -1;
if(mysql_num_rows($result) > 0){
while($row = mysql_fetch_array($result)){
$lastID = $row['id'];
}
}
$file = fopen($txtFile,"r");
while(!feof($file)){
$line = fgets($file);
$pieces = explode(",",$line);
$date = $pieces[0];
$open = $pieces[1];
$high = $pieces[2];
$low = $pieces[3];
$close = $pieces[4];
$volume = $pieces[5];
if($volume == 0 && $high == $low){
continue;
}
$amount_change = $close - $open;
$percent_change = ($amount_change/$open) * 100;
$lastID++;
$sql3 = "INSERT IGNORE INTO $tableName(id,date,open,high,low,close,volume,amount_change,percent_change) VALUES($lastID,'$date','$open','$high','$low','$close','$volume','$amount_change','$percent_change')";
mysql_query($sql3);
}
fclose($file);
}
}
function createTableName($tableName){
if (strpos($tableName,'.BO') !== false) {
$tableName = str_replace('.BO','',$tableName);
}
if (strpos($tableName,'.NS') !== false) {
$tableName = str_replace('.NS','',$tableName);
}
if (strpos($tableName,'&') !== false) {
$tableName = str_replace('&','n',$tableName);
}
if (strpos($tableName,'%5') !== false) {
$tableName = str_replace('%5','',$tableName);
}
return $tableName;
}
function main(){
$mainTickerFile = fopen("tickerMaster.txt","r");
$myfile = fopen("tableName.txt", "w");
while(!feof($mainTickerFile)){
$companyTicker = fgets($mainTickerFile);
$companyTicker = trim($companyTicker);
$tableName = createTableName($companyTicker);
$fileURL = createURL($companyTicker,$tableName);
$companyTxtFile = "txtFiles/".$companyTicker.".txt";
getCSVFile($fileURL,$companyTxtFile);
fileToDatabase($companyTxtFile, $tableName);
fwrite($myfile, $tableName . "\n");
}
fclose($myfile);
}
main();
?>