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use function for caching

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This commit is contained in:
Sebastian Mendel
2008-01-22 07:29:08 +00:00
parent 5b7cfdfcf5
commit 801249f3a5
4 changed files with 98 additions and 46 deletions
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61
libraries/common.lib.php
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@@ -1212,20 +1212,20 @@ function PMA_showMessage($message, $sql_query = null, $type = 'notice')
*/
function PMA_profilingSupported()
{
if (! isset($_SESSION[$GLOBALS['server']]['profiling_supported'])) {
if (! PMA_cacheExists('profiling_supported', true)) {
// 5.0.37 has profiling but for example, 5.1.20 does not
// (avoid a trip to the server for MySQL before 5.0.37)
// and do not set a constant as we might be switching servers
if (defined('PMA_MYSQL_INT_VERSION')
&& PMA_MYSQL_INT_VERSION >= 50037
&& PMA_DBI_fetch_value("SHOW VARIABLES LIKE 'profiling'")) {
$_SESSION[$GLOBALS['server']]['profiling_supported'] = true;
PMA_cacheSet('profiling_supported', true, true);
} else {
$_SESSION[$GLOBALS['server']]['profiling_supported'] = false;
PMA_cacheSet('profiling_supported', false, true);
}
}
return $_SESSION[$GLOBALS['server']]['profiling_supported'];
return PMA_cacheGet('profiling_supported', true);
}
/**
@@ -2350,4 +2350,57 @@ function PMA_generate_slider_effect($id, $message) {
</script>
<?php
}
/**
* Cache information in the session
*
* @param unknown_type $var
* @param unknown_type $val
* @param unknown_type $server
* @return mixed
*/
function PMA_cacheExists($var, $server = 0)
{
if (true === $server) {
$server = $GLOBALS['server'];
}
return isset($_SESSION['cache']['server_' . $server][$var]);
}
/**
* Cache information in the session
*
* @param unknown_type $var
* @param unknown_type $val
* @param unknown_type $server
* @return mixed
*/
function PMA_cacheGet($var, $server = 0)
{
if (true === $server) {
$server = $GLOBALS['server'];
}
if (isset($_SESSION['cache']['server_' . $server][$var])) {
return $_SESSION['cache']['server_' . $server][$var];
} else {
return null;
}
}
/**
* Cache information in the session
*
* @param unknown_type $var
* @param unknown_type $val
* @param unknown_type $server
* @return mixed
*/
function PMA_cacheSet($var, $val = null, $server = 0)
{
if (true === $server) {
$server = $GLOBALS['server'];
}
$_SESSION['cache']['server_' . $server][$var] = $val;
}
?>