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<?php |
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class Db_Pgsql implements IDb { |
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private $link; |
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private $last_error; |
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public function connect($host, $user, $pass, $db, $port) { |
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$string = "dbname=$db user=$user"; |
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if ($pass) { |
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$string .= " password=$pass"; |
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} |
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if ($host) { |
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$string .= " host=$host"; |
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} |
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if (is_numeric($port) && $port > 0) { |
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$string = "$string port=".$port; |
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} |
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$this->link = pg_connect($string); |
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if (!$this->link) { |
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print("Unable to connect to database (as $user to $host, database $db):".pg_last_error()); |
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exit(102); |
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} |
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$this->init(); |
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return $this->link; |
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} |
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public function escape_string($s, $strip_tags = true) { |
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if ($strip_tags) { |
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$s = strip_tags($s); |
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} |
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return pg_escape_string($s); |
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} |
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public function query($query, $die_on_error = true) { |
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$result = @pg_query($this->link, $query); |
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if (!$result) { |
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$this->last_error = @pg_last_error($this->link); |
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@pg_query($this->link, "ROLLBACK"); |
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$query = htmlspecialchars($query); // just in case |
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user_error("query $query failed: ".($this->link ? $this->last_error : "No connection"), |
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$die_on_error ? E_USER_ERROR : E_USER_WARNING); |
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} |
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return $result; |
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} |
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public function fetch_assoc($result) { |
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return pg_fetch_assoc($result); |
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} |
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public function num_rows($result) { |
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return pg_num_rows($result); |
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} |
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public function fetch_result($result, $row, $param) { |
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return pg_fetch_result($result, $row, $param); |
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} |
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public function close() { |
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return pg_close($this->link); |
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} |
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public function affected_rows($result) { |
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return pg_affected_rows($result); |
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} |
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public function last_error() { |
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return pg_last_error($this->link); |
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} |
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public function last_query_error() { |
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return $this->last_error; |
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} |
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84
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public function init() { |
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$this->query("set client_encoding = 'UTF-8'"); |
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pg_set_client_encoding("UNICODE"); |
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$this->query("set datestyle = 'ISO, european'"); |
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$this->query("set TIME ZONE 0"); |
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$this->query("set cpu_tuple_cost = 0.5"); |
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return true; |
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} |
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} |
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codysnider /
tt-rss
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In general, usage of exit should be done with care and only when running in a scripting context like a CLI script.