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Code Issues Releases Wiki Activity

cache db-prefs (reset on preferences -> save), misc query optimizations

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This commit is contained in:
Andrew Dolgov
2005-12-29 15:10:03 +01:00
parent 798f722b01
commit 11de82c37d
2 changed files with 25 additions and 9 deletions
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23
db-prefs.php
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@@ -1,9 +1,12 @@
<?
// TODO cache last query results
require_once "config.php";
require_once "db.php";
session_start();
if (!$_SESSION["prefs_cache"])
$_SESSION["prefs_cache"] = array();
function get_pref($link, $pref_name, $user_id = false) {
$pref_name = db_escape_string($pref_name);
@@ -12,6 +15,11 @@
$user_id = $_SESSION["uid"];
} else {
$user_id = sprintf("%d", $user_id);
$prefs_cache = false;
}
if ($_SESSION["prefs_cache"] && $_SESSION["prefs_cache"][$pref_name]) {
return $_SESSION["prefs_cache"][$pref_name];
}
$result = db_query($link, "SELECT
@@ -29,12 +37,17 @@
$type_name = db_fetch_result($result, 0, "type_name");
if ($type_name == "bool") {
return $value == "true";
$retv = $value == "true";
} else if ($type_name == "integer") {
return sprintf("%d", $value);
$retv = sprintf("%d", $value);
} else {
return $value;
$retv = $value;
}
if ($user_id = $_SESSION["uid"]) {
$_SESSION["prefs_cache"][$pref_name] = $value;
}
return $value;
} else {
die("Fatal error, unknown preferences key: $pref_name");