diff options
author | Andrew Dolgov <[email protected]> | 2013-04-17 13:08:36 +0400 |
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committer | Andrew Dolgov <[email protected]> | 2013-04-17 13:08:36 +0400 |
commit | 9594791782bb9adbf29018c444ea427fbaeb5ee4 (patch) | |
tree | 03bf4eddfb7b3333e6bfe1eaf3e3ea08aa2e818a /classes/db/pgsql.php | |
parent | 857efe49e653787f5408fc014ae71efec68494d5 (diff) |
experimental singleton-based Db connection
Diffstat (limited to 'classes/db/pgsql.php')
-rw-r--r-- | classes/db/pgsql.php | 73 |
1 files changed, 73 insertions, 0 deletions
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); + } + +} +?> |