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dinizgb/php-stock-market-web-scraping.php

Created July 23, 2021 20:59
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Web scraping with PHP
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php-stock-market-web-scraping.php
<?php
/*
Project: PHP stock market web scraping
Author: Gabriel Diniz
Version: 1.0
*/
require_once( __DIR__ . '/simple_html_dom.php' );
$stock = file_get_html('https://br.advfn.com/mundo/brasil');
$ibov_value = $stock->find('span#quoteElementPiece1',0)->plaintext;
$ibov_index = $stock->find('span#quoteElementPiece2',0)->plaintext;
$ibov_format_value = $ibov_value . ' ' . $ibov_index;
$currencies = $stock->find('div#forex_pairs',0);
echo '<br>';
$dolar = $currencies->find('tr', 1)->plaintext;
$dolar_separated = explode("USD BRL", $dolar);
if(strpos($dolar_separated[1],"+") !== false){
$dolar_value_separated = explode("+", $dolar_separated[1]);
$dolar_format_value = $dolar_value_separated[0] . ' +' . $dolar_value_separated[1];
}
elseif(strpos($dolar_separated[1],"-") !== false){
$dolar_value_separated = explode("-", $dolar_separated[1]);
$dolar_format_value = $dolar_value_separated[0] . ' -' . $dolar_value_separated[1];
}
echo '<br>';
//EURO
$euro = $currencies->find('tr', 2)->plaintext;
$euro_separated = explode("EUR BRL", $euro);
if(strpos($euro_separated[1],"+") !== false){
$euro_value_separated = explode("+", $euro_separated[1]);
$euro_format_value = $euro_value_separated[0] . ' +' . $euro_value_separated[1];
}
elseif(strpos($euro_separated[1],"-") !== false){
$euro_value_separated = explode("-", $euro_separated[1]);
$euro_format_value = $euro_value_separated[0] . ' -' . $euro_value_separated[1];
}
//GBP
$gbp = $currencies->find('tr', 4)->plaintext;
$gbp_separated = explode("GBP BRL", $gbp);
if(strpos($gbp_separated[1],"+") !== false){
$gbp_value_separated = explode("+", $gbp_separated[1]);
$gbp_format_value = $gbp_value_separated[0] . ' +' . $gbp_value_separated[1];
}
elseif(strpos($gbp_separated[1],"-") !== false){
$gbp_value_separated = explode("-", $gbp_separated[1]);
$gbp_format_value = $gbp_value_separated[0] . ' -' . $gbp_value_separated[1];
}
?>
<html lang="en">
<head>
<style>
.flex-container {
display: flex;
background-color: #fff;
}
.flex-container > div {
background-color: #fff;
border: 1px solid #ccc;
border-radius: 8px;
margin: 0 10px;
padding: 20px 0;
flex: 1;
text-align: center;
font-size: 18px;
}
</style>
</head>
<body>
<h1>Stocks with PHP Simple HTML Parser</h1>
<div class="flex-container">
<div>
Ibov<br>
<?php echo $ibov_format_value; ?>
</div>
<div>
Dolar<br>
<?php echo $dolar_format_value; ?>
</div>
<div>
Euro<br>
<?php echo $euro_format_value; ?>
</div>
<div>
GPB<br>
<?php echo $gbp_format_value; ?>
</div>
</div>
<p>Code by <a href="https://github.com/dinizgb">@dinizgb</a> .</p>
</body>
</html>
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