From 9e9820ff5877f6b0a9c3c2be5127517b9f05a327 Mon Sep 17 00:00:00 2001
From: Lukas Fleischer <archlinux@cryptocrack.de>
Date: Thu, 1 Mar 2012 16:31:20 +0100
Subject: Extend pkgname_from_id() to arrays of IDs

This allows for getting the package names of multiple packages at once,
without having to iterate over them and making one DB query per package.
pkgname_from_id() now accepts both integer arrays and single integers
(backwards compatibility mode).

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
---
 web/lib/pkgfuncs.inc.php | 29 +++++++++++++++++++++++------
 1 file changed, 23 insertions(+), 6 deletions(-)

(limited to 'web/lib')

diff --git a/web/lib/pkgfuncs.inc.php b/web/lib/pkgfuncs.inc.php
index ef9d461..2dcbec8 100644
--- a/web/lib/pkgfuncs.inc.php
+++ b/web/lib/pkgfuncs.inc.php
@@ -269,20 +269,37 @@ function pkgnotify_from_sid($sid="", $dbh=NULL) {
 
 # get name of package based on pkgid
 #
-function pkgname_from_id($pkgid, $dbh=NULL) {
-	$pkgid = intval($pkgid);
-	$name = "";
-	if ($pkgid > 0) {
+function pkgname_from_id($pkgids, $dbh=NULL) {
+	if (is_array($pkgids)) {
+		$pkgids = sanitize_ids($pkgids);
+		$names = array();
 		if(!$dbh) {
 			$dbh = db_connect();
 		}
-		$q = "SELECT Name FROM Packages WHERE ID = " . $pkgid;
+		$q = "SELECT Name FROM Packages WHERE ID IN (" .
+			implode(",", $pkgids) . ")";
+		$result = db_query($q, $dbh);
+		if (mysql_num_rows($result) > 0) {
+			while ($row = mysql_fetch_assoc($result)) {
+				$names[] = $row['Name'];
+			}
+		}
+		return $names;
+	}
+	elseif ($pkgids > 0) {
+		if(!$dbh) {
+			$dbh = db_connect();
+		}
+		$q = "SELECT Name FROM Packages WHERE ID = " . $pkgids;
 		$result = db_query($q, $dbh);
 		if (mysql_num_rows($result) > 0) {
 			$name = mysql_result($result, 0);
 		}
+		return $name;
+	}
+	else {
+		return NULL;
 	}
-	return $name;
 }
 
 # Check if a package name is blacklisted.
-- 
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