Modularized baseconfig fetching (api)

1 files changed, 43 insertions, 0 deletions

diff --git a/modules-available/locations/baseconfig/getconfig.inc.php b/modules-available/locations/baseconfig/getconfig.inc.php
new file mode 100644
index 00000000..2643ced6
--- /dev/null
+++ b/modules-available/locations/baseconfig/getconfig.inc.php
@@ -0,0 +1,43 @@
+<?php
+
+// Location handling: figure out location
+$locationId = false; // TODO: machine specific mapping
+if ($locationId === false) {
+	// Fallback to subnets
+	$locationId = Location::getFromIp($ip);
+}
+$matchingLocations = array();
+if ($locationId !== false) {
+	// Get all parents
+	settype($locationId, 'integer');
+	$locations = Location::getLocationsAssoc();
+	$find = $locationId;
+	while (isset($locations[$find]) && !in_array($find, $matchingLocations)) {
+		$matchingLocations[] = $find;
+		$find = (int)$locations[$find]['parentlocationid'];
+	}
+	$configVars["SLX_LOCATIONS"] = implode(' ', $matchingLocations);
+}
+
+// Query location specific settings (from bottom to top)
+if (!empty($matchingLocations)) {
+	// First get all settings for all locations we're in
+	$list = implode(',', $matchingLocations);
+	$res = Database::simpleQuery("SELECT locationid, setting, value FROM setting_location WHERE locationid IN ($list)");
+	$tmp = array();
+	while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
+		$tmp[(int)$row['locationid']][$row['setting']] = $row['value'];
+	}
+	// $matchingLocations contains the location ids sorted from closest to furthest, so we use it to make sure the order
+	// in which they override is correct (closest setting wins, e.g. room setting beats department setting)
+	foreach ($matchingLocations as $lid) {
+		if (!isset($tmp[$lid]))
+			continue;
+		foreach ($tmp[$lid] as $setting => $value) {
+			if (!isset($configVars[$setting])) {
+				$configVars[$setting] = $value;
+			}
+		}
+	}
+	unset($tmp);
+}