<?php
+/**
+ * @brief This class contain functions for the database management
+ *
+ */
class dbm {
+ /**
+ * @brief Return a list of database processes
+ *
+ * @return array
+ * 'list' => List of processes, separated in their different states
+ * 'amount' => Number of concurrent database processes
+ */
public static function processlist() {
$r = q("SHOW PROCESSLIST");
$s = array();
+ $processes = 0;
$states = array();
foreach ($r AS $process) {
$state = trim($process["State"]);
- if (!in_array($state, array("", "init", "statistics")))
+
+ // Filter out all non blocking processes
+ if (!in_array($state, array("", "init", "statistics", "updating"))) {
++$states[$state];
+ ++$processes;
+ }
}
- // query end
- // Sending data
- // updating
$statelist = "";
foreach ($states AS $state => $usage) {
$statelist .= ", ";
$statelist .= $state.": ".$usage;
}
- return($statelist);
+ return(array("list" => $statelist, "amount" => $processes));
+ }
+
+ /**
+ * Checks if $array is a filled array with at least one entry.
+ *
+ * @param $array mixed A filled array with at least one entry
+ * @return Whether $array is a filled array
+ */
+ public static function is_result($array) {
+ // It could be a return value from an update statement
+ if (is_bool($array)) {
+ return $array;
+ }
+ return (is_array($array) && count($array) > 0);
}
}
?>