forked from GNUsocial/gnu-social
52 lines
1.5 KiB
PHP
52 lines
1.5 KiB
PHP
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<?php
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if (!defined('__DIR__')) {
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define('__DIR__', dirname(__FILE__));
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}
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// Create database schema
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echo 'Creating database', PHP_EOL;
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$file = __DIR__ . '/caffeine.db';
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if (file_exists($file)) {
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unlink($file);
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}
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$db = new PDO('sqlite:' . $file);
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$db->exec('CREATE TABLE caffeine (name VARCHAR(255), link VARCHAR(255))');
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$db->exec('CREATE UNIQUE INDEX caffeine_name ON caffeine (name)');
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$insert = $db->prepare('INSERT INTO caffeine (name, link) VALUES (:name, :link)');
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// Get raw energyfiend.com data set
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echo 'Downloading energyfiend.com data set', PHP_EOL;
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$file = __DIR__ . '/the-caffeine-database.html';
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if (!file_exists($file)) {
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copy('http://www.energyfiend.com/the-caffeine-database', $file);
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}
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$contents = file_get_contents($file);
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// Extract data from data set
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echo 'Processing energyfiend.com data', PHP_EOL;
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$contents = tidy_repair_string($contents);
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libxml_use_internal_errors(true);
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$doc = new DOMDocument;
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$doc->loadHTML($contents);
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libxml_clear_errors();
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$xpath = new DOMXPath($doc);
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$caffeine = $xpath->query('//table[@id="caffeinedb"]//tr/td[1]');
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$db->beginTransaction();
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foreach ($caffeine as $drink) {
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$name = iconv('UTF-8', 'ISO-8859-1//TRANSLIT', $drink->textContent);
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$name = preg_replace('/\s*\v+\s*/', ' ', $name);
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if ($drink->firstChild->nodeName == 'a') {
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$link = 'http://energyfiend.com'
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. $drink->firstChild->getAttribute('href');
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} else {
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$link = null;
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}
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$insert->execute(array($name, $link));
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}
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$db->commit();
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// Clean up
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echo 'Cleaning up', PHP_EOL;
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unlink($file);
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