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- <?php
- require_once "config.php";
- function db_connect($host, $user, $pass, $db) {
- if (DB_TYPE == "pgsql") {
- $string = "dbname=$db user=$user";
- if ($pass) {
- $string .= " password=$pass";
- }
- if ($host) {
- $string .= " host=$host";
- }
- if (defined('DB_PORT') && DB_PORT) {
- $string = "$string port=" . DB_PORT;
- }
- $link = pg_connect($string);
- if (!$link) {
- die("Unable to connect to database (as $user to $host, database $db):" . pg_last_error());
- }
- return $link;
- } else if (DB_TYPE == "mysql") {
- $link = mysql_connect($host, $user, $pass);
- if ($link) {
- $result = mysql_select_db($db, $link);
- if (!$result) {
- die("Can't select DB: " . mysql_error($link));
- }
- return $link;
- } else {
- die("Unable to connect to database (as $user to $host, database $db): " . mysql_error());
- }
- }
- }
- function db_escape_string($link, $s, $strip_tags = true) {
- if ($strip_tags) $s = strip_tags($s);
- if (DB_TYPE == "pgsql") {
- return pg_escape_string($link, $s);
- } else {
- return mysql_real_escape_string($s, $link);
- }
- }
- function db_query($link, $query, $die_on_error = true) {
- if (DB_TYPE == "pgsql") {
- $result = pg_query($link, $query);
- if (!$result) {
- $query = htmlspecialchars($query); // just in case
- if ($die_on_error) {
- die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
- }
- }
- return $result;
- } else if (DB_TYPE == "mysql") {
- $result = mysql_query($query, $link);
- if (!$result) {
- $query = htmlspecialchars($query);
- if ($die_on_error) {
- die("Query <i>$query</i> failed: " . ($link ? mysql_error($link) : "No connection"));
- }
- }
- return $result;
- }
- }
- function db_fetch_assoc($result) {
- if (DB_TYPE == "pgsql") {
- return pg_fetch_assoc($result);
- } else if (DB_TYPE == "mysql") {
- return mysql_fetch_assoc($result);
- }
- }
- function db_num_rows($result) {
- if (DB_TYPE == "pgsql") {
- return pg_num_rows($result);
- } else if (DB_TYPE == "mysql") {
- return mysql_num_rows($result);
- }
- }
- function db_fetch_result($result, $row, $param) {
- if (DB_TYPE == "pgsql") {
- return pg_fetch_result($result, $row, $param);
- } else if (DB_TYPE == "mysql") {
- // I hate incoherent naming of PHP functions
- return mysql_result($result, $row, $param);
- }
- }
- function db_unescape_string($str) {
- $tmp = str_replace("\\\"", "\"", $str);
- $tmp = str_replace("\\'", "'", $tmp);
- return $tmp;
- }
- function db_close($link) {
- if (DB_TYPE == "pgsql") {
- return pg_close($link);
- } else if (DB_TYPE == "mysql") {
- return mysql_close($link);
- }
- }
- function db_affected_rows($link, $result) {
- if (DB_TYPE == "pgsql") {
- return pg_affected_rows($result);
- } else if (DB_TYPE == "mysql") {
- return mysql_affected_rows($link);
- }
- }
- function db_last_error($link) {
- if (DB_TYPE == "pgsql") {
- return pg_last_error($link);
- } else if (DB_TYPE == "mysql") {
- return mysql_error($link);
- }
- }
- function db_quote($str){
- return("'$str'");
- }
- ?>
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