-<?
+<?php
require_once "config.php";
function db_connect($host, $user, $pass, $db) {
if (DB_TYPE == "pgsql") {
- return pg_connect("host=$host dbname=$db user=$user password=$pass");
+ $string = "dbname=$db user=$user";
+
+ if ($pass) {
+ $string .= " password=$pass";
+ }
+
+ if ($host) {
+ $string .= " host=$host";
+ }
+
+ if (defined('DB_PORT')) {
+ $string = "$string port=" . DB_PORT;
+ }
+
+ $link = pg_connect($string);
+
+ if (!$link) {
+ die("Connection failed: " . pg_last_error($link));
+ }
+
+ return $link;
} else if (DB_TYPE == "mysql") {
$link = mysql_connect($host, $user, $pass);
if ($link) {
- mysql_select_db($db, $link);
+ $result = mysql_select_db($db, $link);
+ if (!$result) {
+ die("Can't select DB: " . mysql_error($link));
+ }
+ return $link;
+ } else {
+ die("Connection failed: " . mysql_error($link));
}
- return $link;
}
}
if (DB_TYPE == "pgsql") {
return pg_escape_string($s);
} else {
- return mysql_escape_string($s);
+ return mysql_real_escape_string($s);
}
}
-function db_query($link, $query) {
+function db_query($link, $query, $die_on_error = true) {
if (DB_TYPE == "pgsql") {
- return pg_query($link, $query);
+ $result = pg_query($link, $query);
+ if (!$result) {
+ $query = htmlspecialchars($query); // just in case
+ if ($die_on_error) {
+ die("Query <i>$query</i> failed [$result]: " . pg_last_error($link));
+ }
+ }
+ return $result;
} else if (DB_TYPE == "mysql") {
- return mysql_query($query, $link);
+ $result = mysql_query($query, $link);
+ if (!$result) {
+ $query = htmlspecialchars($query);
+ if ($die_on_error) {
+ die("Query <i>$query</i> failed: " . mysql_error($link));
+ }
+ }
+ return $result;
}
}
function db_num_rows($result) {
if (DB_TYPE == "pgsql") {
- return pg_num_rows($link, $query);
+ return pg_num_rows($result);
} else if (DB_TYPE == "mysql") {
- return mysql_num_rows($link, $query);
+ return mysql_num_rows($result);
}
}
if (DB_TYPE == "pgsql") {
return pg_fetch_result($result, $row, $param);
} else if (DB_TYPE == "mysql") {
- // FIXME
- $line = mysql_fetch_assoc($result);
- return $line[$param];
+ // 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 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);
+ }
+}
+
+?>