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50 lines
1.5 KiB
50 lines
1.5 KiB
<?php
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final class Postgre {
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private $link;
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public function __construct($hostname, $username, $password, $database, $port = '5432') {
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if (!$this->link = pg_connect('host=' . $hostname . ' port=' . $port . ' user=' . $username . ' password=' . $password . ' dbname=' . $database)) {
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throw new \Exception('Error: Could not make a database link using ' . $username . '@' . $hostname);
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}
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if (!pg_ping($this->link)) {
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throw new \Exception('Error: Could not connect to database ' . $database);
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}
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pg_query($this->link, "SET CLIENT_ENCODING TO 'UTF8'");
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}
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public function query($sql) {
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$resource = pg_query($this->link, $sql);
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if ($resource) {
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if (is_resource($resource)) {
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$i = 0;
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$data = array();
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while ($result = pg_fetch_assoc($resource)) {
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$data[$i] = $result;
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$i++;
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}
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pg_free_result($resource);
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$query = new \stdClass();
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$query->row = isset($data[0]) ? $data[0] : array();
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$query->rows = $data;
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$query->num_rows = $i;
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unset($data);
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return $query;
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} else {
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return true;
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}
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} else {
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throw new \Exception('Error: ' . pg_result_error($this->link) . '<br />' . $sql);
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}
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}
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public function escape($value) {
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return pg_escape_string($this->link, $value);
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}
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public function countAffected() {
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return pg_affected_rows($this->link);
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}
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public function getLastId() {
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$query = $this->query("SELECT LASTVAL() AS `id`");
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return $query->row['id'];
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}
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public function __destruct() {
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pg_close($this->link);
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}
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} |