From 9594791782bb9adbf29018c444ea427fbaeb5ee4 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Wed, 17 Apr 2013 13:08:36 +0400
Subject: experimental singleton-based Db connection

---
 classes/db/pgsql.php | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 classes/db/pgsql.php

(limited to 'classes/db/pgsql.php')

diff --git a/classes/db/pgsql.php b/classes/db/pgsql.php
new file mode 100644
index 000000000..87c2abefd
--- /dev/null
+++ b/classes/db/pgsql.php
@@ -0,0 +1,73 @@
+<?php
+class Db_Pgsql implements IDb {
+	private $link;
+
+	function connect($host, $user, $pass, $db, $port) {
+		$string = "dbname=$db user=$user";
+
+		if ($pass) {
+			$string .= " password=$pass";
+		}
+
+		if ($host) {
+			$string .= " host=$host";
+		}
+
+		if (is_numeric($port) && $port > 0) {
+			$string = "$string port=" . $port;
+		}
+
+		$this->link = pg_connect($string);
+
+		if (!$this->link) {
+			die("Unable to connect to database (as $user to $host, database $db):" . pg_last_error());
+		}
+
+		return $this->link;
+	}
+
+	function escape_string($s, $strip_tags = true) {
+		if ($strip_tags) $s = strip_tags($s);
+
+		return pg_escape_string($this->link, $s);
+	}
+
+	function query($query, $die_on_error = true) {
+		$result = pg_query($this->link, $query);
+
+		if (!$result) {
+			$query = htmlspecialchars($query); // just in case
+			if ($die_on_error) {
+				die("Query <i>$query</i> failed [$result]: " . ($this->link ? pg_last_error($this->link) : "No connection"));
+			}
+		}
+		return $result;
+	}
+
+	function fetch_assoc($result) {
+		return pg_fetch_assoc($result);
+	}
+
+
+	function num_rows($result) {
+		return pg_num_rows($result);
+	}
+
+	function fetch_result($result, $row, $param) {
+		return pg_fetch_result($result, $row, $param);
+	}
+
+	function close() {
+		return pg_close($this->link);
+	}
+
+	function affected_rows($result) {
+		return pg_affected_rows($result);
+	}
+
+	function last_error() {
+		return pg_last_error($this->link);
+	}
+
+}
+?>
-- 
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