pkgfuncs.inc 38.7 KB
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<?php
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include_once("pkgfuncs_po.inc");
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include_once("config.inc");
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# define variables used during pkgsearch
#
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$pkgsearch_vars = array("O", "L", "C", "K", "SB", "SO", "PP", "do_Orphans", "SeB");
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# Make sure this visitor can delete the requested package comment
# They can delete if they were the comment submitter, or if they are a TU/Dev
#
function canDeleteComment($comment_id=0, $atype="", $SID="") {
	if ($atype == "Trusted User" || $atype == "Developer") {
		# A TU/Dev can delete any comment
		#
		return TRUE;
	}
	$uid = uid_from_sid($SID);
	$dbh = db_connect();
	$q = "SELECT COUNT(ID) AS CNT ";
	$q.= "FROM PackageComments ";
	$q.= "WHERE ID = " . intval($comment_id);
	$q.= " AND UsersID = " . $uid;
	$result = db_query($q, $dbh);
	if ($result != NULL) {
		$row = mysql_fetch_assoc($result);
		if ($row['CNT'] > 0) {
			return TRUE;
		}
	}
	return FALSE;
}
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# see if this Users.ID can manage the package
#
function canManagePackage($uid=0,$AURMUID=0, $MUID=0, $SUID=0, $managed=0) {
	if (!$uid) {return 0;}

	# The uid of the TU/Dev that manages the package
	#
	if ($uid == $AURMUID) {return 1;}

	# If the package isn't maintained by a TU/Dev, is this the user-maintainer?
	#
	if ($uid == $MUID && !$managed) {return 1;}

	# If the package isn't maintained by a TU/Dev, is this the user-submitter?
	#
	if ($uid == $SUID && !$managed) {return 1;}

	# otherwise, no right to manage this package
	#
	return 0;
}

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# grab the current list of PackageCategories
#
function pkgCategories() {
	$cats = array();
	$dbh = db_connect();
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	$q = "SELECT * FROM PackageCategories WHERE ID != 1 ";
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	$q.= "ORDER BY Category ASC";
	$result = db_query($q, $dbh);
	if ($result) {
		while ($row = mysql_fetch_row($result)) {
			$cats[$row[0]] = $row[1];
		}
	}
	return $cats;
}

# grab the current list of PackageLocations
#
function pkgLocations() {
	$locs = array();
	$dbh = db_connect();
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	$q = "SELECT * FROM PackageLocations WHERE ID != 1 AND ID < 4 ";
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	$q.= "ORDER BY Location ASC";
	$result = db_query($q, $dbh);
	if ($result) {
		while ($row = mysql_fetch_row($result)) {
			$locs[$row[0]] = $row[1];
		}
	}
	return $locs;
}

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# check to see if the package name exists
#
function package_exists($name="") {
	if (!$name) {return NULL;}
	$dbh = db_connect();
	$q = "SELECT ID FROM Packages ";
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	$q.= "WHERE Name = '".mysql_real_escape_string($name)."' ";
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	$q.= "AND DummyPkg = 0";
	$result = db_query($q, $dbh);
	if (!$result) {return NULL;}
	$row = mysql_fetch_row($result);
	return $row[0];
}

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# grab package dependencies
#
function package_dependencies($pkgid=0) {
	$deps = array();
	if ($pkgid) {
		$dbh = db_connect();
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		$q = "SELECT DepPkgID, Name, DummyPkg, DepCondition FROM PackageDepends, Packages ";
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		$q.= "WHERE PackageDepends.DepPkgID = Packages.ID ";
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		$q.= "AND PackageDepends.PackageID = ".mysql_real_escape_string($pkgid);
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		$q.= " ORDER BY Name";
		$result = db_query($q, $dbh);
		if (!$result) {return array();}
		while ($row = mysql_fetch_row($result)) {
			$deps[] = $row;
		}
	}
	return $deps;
}

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# reverse deps by tardo
#
function package_required($pkgid=0) {
	$deps = array();
	if ($pkgid) {
		$dbh = db_connect();
		$q = "SELECT PackageID, Name, DummyPkg from PackageDepends, Packages ";
		$q.= "WHERE PackageDepends.PackageID = Packages.ID ";
		$q.= "AND PackageDepends.DepPkgID = ";
		$q.= mysql_real_escape_string($pkgid);
		$result = db_query($q, $dbh);
		if (!$result) {return array();}
		while ($row = mysql_fetch_row($result)) {
			$deps[] = $row;
		}
	}
	return $deps;
}

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# create a dummy package and return it's Packages.ID  if it already exists,
# return the existing ID
#
function create_dummy($pname="", $sid="") {
	if ($pname && $sid) {
		$uid = uid_from_sid($sid);
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		if (!$uid) {return NULL;}
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		$dbh = db_connect();
		$q = "SELECT ID FROM Packages WHERE Name = '";
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		$q.= mysql_real_escape_string($pname)."'";
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		$result = db_query($q, $dbh);
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		if (!mysql_num_rows($result)) {
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			# Insert the dummy
			#
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			$q = "INSERT INTO Packages (Name, Description, URL, SubmittedTS, ";
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			$q.= "SubmitterUID, DummyPkg) VALUES ('";
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			$q.= mysql_real_escape_string($pname)."', 'A dummy package', '/#', ";
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			$q.= "UNIX_TIMESTAMP(), ".$uid.", 1)";
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			$result = db_query($q, $dbh);
			if (!$result) {
				return NULL;
			}
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			return mysql_insert_id($dbh);
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		} else {
			$data = mysql_fetch_row($result);
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			return $data[0];
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		}
	}
	return NULL;

}

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# grab package comments
#
function package_comments($pkgid=0) {
	$comments = array();
	if ($pkgid) {
		$dbh = db_connect();
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		$q = "SELECT PackageComments.ID, UserName, UsersID, Comments, CommentTS ";
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		$q.= "FROM PackageComments, Users ";
		$q.= "WHERE PackageComments.UsersID = Users.ID";
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		$q.= " AND PackageID = ".mysql_real_escape_string($pkgid);
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		$q.= " AND DelUsersID = 0"; # only display non-deleted comments
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		$q.= " ORDER BY CommentTS DESC";
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		$result = db_query($q, $dbh);
		if (!$result) {return array();}
		while ($row = mysql_fetch_assoc($result)) {
			$comments[] = $row;
		}
	}
	return $comments;
}

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# grab package sources
#
function package_sources($pkgid=0) {
	$sources = array();
	if ($pkgid) {
		$dbh = db_connect();
		$q = "SELECT Source FROM PackageSources ";
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		$q.= "WHERE PackageID = ".mysql_real_escape_string($pkgid);
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		$q.= " ORDER BY Source";
		$result = db_query($q, $dbh);
		if (!$result) {return array();}
		while ($row = mysql_fetch_row($result)) {
			$sources[] = $row[0];
		}
	}
	return $sources;
}

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# grab array of Package.IDs that I've voted for: $pkgs[1234] = 1, ...
#
function pkgvotes_from_sid($sid="") {
	$pkgs = array();
	if (!$sid) {return $pkgs;}
	$dbh = db_connect();
	$q = "SELECT PackageID ";
	$q.= "FROM PackageVotes, Users, Sessions ";
	$q.= "WHERE Users.ID = Sessions.UsersID ";
	$q.= "AND Users.ID = PackageVotes.UsersID ";
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	$q.= "AND Sessions.SessionID = '".mysql_real_escape_string($sid)."'";
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	$result = db_query($q, $dbh);
	if ($result) {
		while ($row = mysql_fetch_row($result)) {
			$pkgs[$row[0]] = 1;
		}
	}
	return $pkgs;
}

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# array of package ids that you're being notified for
# *yoink*
#
function pkgnotify_from_sid($sid="") {
	$pkgs = array();
	if (!$sid) {return $pkgs;}
	$dbh = db_connect();
	$q = "SELECT PkgID ";
	$q.= "FROM CommentNotify, Users, Sessions ";
	$q.= "WHERE Users.ID = Sessions.UsersID ";
	$q.= "AND Users.ID = CommentNotify.UserID ";
	$q.= "AND Sessions.SessionID = '".mysql_real_escape_string($sid)."'";
	$result = db_query($q, $dbh);
	if ($result) {
		while ($row = mysql_fetch_row($result)) {
			$pkgs[$row[0]] = 1;
		}
	}
	return $pkgs;
}
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# get name of package based on pkgid
#
function pkgname_from_id($id="") {
	if (!empty($id)) {
		$dbh = db_connect();
		$id = intval($id);
		$q = "SELECT Name FROM Packages WHERE ID = " . mysql_real_escape_string($id);
		$result = db_query($q, $dbh);
		if (mysql_num_rows($result) > 0) {
			$id = mysql_result($result, 0);
		} else {
			$id = "";
		}
	}
	return $id;
}

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# display package details
#
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function package_details($id=0, $SID="") {
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	global $_REQUEST;
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	global $pkgsearch_vars;
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	$q = "SELECT Packages.*,Location,Category ";
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	$q.= "FROM Packages,PackageLocations,PackageCategories ";
 	$q.= "WHERE Packages.LocationID = PackageLocations.ID ";
	$q.= "AND Packages.CategoryID = PackageCategories.ID ";
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	$q.= "AND Packages.ID = ".intval($_REQUEST["ID"]);
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	$dbh = db_connect();
	$results = db_query($q, $dbh);
	if (!$results) {
		print __("Error retrieving package details.")."<br />\n";

	} else {
		$row = mysql_fetch_assoc($results);
		if (empty($row)) {
			print __("Package details could not be found.")."<br />\n";

		} else {

			# print out package details
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			#
      echo "<div class=\"pgbox\">\n";
      echo "  <div class=\"pgboxtitle\"><span class=\"f3\">".__("Package Details")."</span></div>\n";
      echo "  <div class=\"pgboxbody\">\n";
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			echo "    <table>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><span class='f2'>";
			echo $row["Name"] . " " . $row["Version"]."</span></td></tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><span class='f3'>";
			echo "<a href='".$row["URL"]."'>".$row["URL"]."</a></span></td></tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><span class='f3'>".$row["Description"];
			echo "</a></span></td></tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><img src='/images/pad.gif' height='30'></td></tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><span class='f3'>";
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			if ($row["Location"] == "unsupported" and ( 
					uid_from_sid($SID) == $row["MaintainerUID"] or
					(account_from_sid($SID) == "Developer" or
					 account_from_sid($SID) == "Trusted User"))) {
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			  $edit_cat = "<a href='/pkgedit.php?change_Category=1&ID=";
			  $edit_cat .= intval($_REQUEST["ID"])."'>".$row["Category"]."</a>";
			  $edit_cat .= " &nbsp;<span class='fix'>(";
			  $edit_cat .= __("change category").")</span>";
			} else {
				$edit_cat = $row["Category"];
			}
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			echo $row["Location"]." :: ".$edit_cat."</span></td></tr>\n";
			echo "        <tr><td class='boxSoft' colspan='2'><span class='f3'>".__("Maintainer").": ";
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			if ($row["MaintainerUID"]) {
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				$maintainer = username_from_id($row["MaintainerUID"]);
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				if ($SID) {
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					echo "<a href='/account.php?Action=AccountInfo&ID=";
					echo $row["MaintainerUID"] . "'>";
					echo $maintainer . "</a></span></td>";
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				} else {
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					echo $maintainer . "</span></td>";
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				}
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			} else {
				$maintainer = "None";
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				echo $maintainer . "</span></td>";
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			}
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			echo "      </tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><span class='f3'>".__("Votes").": ";
			echo $row["NumVotes"] . "</span></td></tr>\n";
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            # In case of wanting to put a custom message
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            $msg = __("unknown");
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            $license = $row["License"] == "" ? $msg : $row["License"];
            
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            echo "      <tr><td class='boxSoft' colspan='2'><br><span class='f3'>".__("License").": ".$license;
            echo "</a></span></td></tr>\n";            
			echo "      <tr><td class='boxSoft' colspan='2'><img src='/images/pad.gif' height='15'></td></tr>\n";
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			# Print the timestamps for last updates
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			$updated_time = ($row["ModifiedTS"] == 0) ? "(unknown)" : gmdate("r", intval($row["ModifiedTS"]));
			$submitted_time = ($row["SubmittedTS"] == 0) ? "(unknown)" : gmdate("r", intval($row["SubmittedTS"]));
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			echo "      <tr><td class='boxSoft' colspan='2'><span class='f3'>";
			echo __("Last Updated").": ".$updated_time."<br>";
			echo __("First Submitted").": ".$submitted_time."</span></td></tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><img src='/images/pad.gif' height='15'></td></tr>\n";
			echo "      <tr><td class='boxSoft' colspan='2'><span class='f3'>";
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			if ($row["LocationID"] == 2) {
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				$urlpath = URL_DIR.$row["Name"]."/".$row["Name"];
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				print "<a href='$urlpath.tar.gz'>".__("Tarball")."</a> :: <a href='$urlpath'>".__("Files")."</a> :: <a href='$urlpath/PKGBUILD'>PKGBUILD</a></span></td>";
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			} elseif ($row["LocationID"] == 3) {
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			  echo "<a href='http://cvs.archlinux.org/cgi-bin/viewcvs.cgi/" . $row["Category"] . "/" . $row["Name"] . "/?cvsroot=AUR&only_with_tag=CURRENT'>CVS</td>";
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			}
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			echo "</tr>\n";
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			if ($row["OutOfDate"] == 1) {
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				echo "\n<tr><td colspan='2'>";
				echo "<span class='f6'>".__("This package has been flagged out of date.")."</span></td></tr>";
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			}
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			echo "      <tr><td class='boxSoft' colspan='2'><img src='/images/pad.gif' height='30'></td></tr>\n";
            echo "      <tr>\n";
            echo "        <td valign='top' style='padding-right: 10'>\n";
			echo "          <table class='boxSoft' style='width: 200px'>\n";
			echo "            <tr><td class='boxSoftTitle'><span class='f3'>";
			echo __("Dependencies")."</span></td></tr>\n";
			echo "            <tr><td class='boxSoft'>";
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			$deps = package_dependencies($row["ID"]); # $deps[0] = array('id','name', 'dummy');
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			if (count($deps) == 0) {
				print "None\n";
			} else {
				while (list($k, $darr) = each($deps)) {
					$url = "<a href='/packages.php?do_Details=1&ID=".$darr[0];
					while(list($k, $var) = each($pkgsearch_vars)) {
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						if (($var == "do_Orphans") && $_REQUEST[$var]) {
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							$url .= "&".$var."=1";
						} else {
							$url .= "&".$var."=".rawurlencode(stripslashes($_REQUEST[$var]));
						}
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					}
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					reset($pkgsearch_vars);
																								 
									// $darr[3] is the DepCondition                                               
																								 
					if ($darr[2] == 0) echo $url."'>".$darr[1].$darr[3]."</a><br />\n";
					else echo "<a href='http://archlinux.org/packages/search/".$darr[1]."'>".$darr[1].$darr[3]."</a><br />\n";
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				}
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			}
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			echo "</td></tr>\n";
			echo "</table></td>";
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			# reverse-deps by tardo - could use some beautification
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			echo "  <td valign='top'>";
			echo "<table class='boxSoft' style='width: 200px'>";
			echo "<tr><td class='boxSoftTitle'><span class='f3'>";
			echo __("Required by")."</span></td></tr>\n";
			echo "<tr><td class='boxSoft'>";
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			$deps = package_required($row["ID"]);
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			if (count($deps) == 0) {
				print "None\n";
			} else {
				while (list($k, $darr) = each($deps)) {
					$url = "<a href='/packages.php?do_Details=1&ID=".$darr[0];
					while(list($k, $var) = each($pkgsearch_vars)) {
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						if (($var == "do_Orphans") && $_REQUEST[$var]) {
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							$url .= "&".$var."=1";
						} else {
							$url .= "&".$var."=".rawurlencode(stripslashes($_REQUEST[$var]));
						}
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					}
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					reset($pkgsearch_vars);
																								 
									// $darr[3] is the DepCondition                                               
																								 
					if ($darr[2] == 0) print $url."'>".$darr[1].$darr[3]."</a><br />\n";
					else print "<a href='http://archlinux.org/packages/search/".$darr[1]."'>".$darr[1].$darr[3]."</a><br />\n";
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				}
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			}
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			echo "</td></tr>\n";
			echo "          </table>\n";
			echo "        </td>\n";
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			echo "        <td valign='top'>\n";
			echo "          <table class='boxSoft' style='width: 200px'>\n";
			echo "            <tr><td class='boxSoftTitle'><span class='f3'>";
			echo __("Sources")."</span></td></tr>\n";
			echo "            <tr><td class='boxSoft'>";
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			$sources = package_sources($row["ID"]); # $sources[0] = 'src';
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			if (count($sources) == 0) {
				print "None\n";
			} else {
				while (list($k, $src) = each($sources)) {
					$parsed_url = parse_url($src);
					if ($parsed_url['scheme'])
					{
						//It is an external source
						echo "<a href='".$src."'>".$src."</a><br />\n";
					}
					else 
					{
						//It is presumably an internal source
						if ($row["LocationID"] == 2) {
							echo "<a href='".dirname($row['URLPath'])."/".$row['Name'];
							echo "/".$src."'>".$src."</a><br />\n";
						} elseif ($row["LocationID"] == 3) {
							echo "<a href='http://cvs.archlinux.org/cgi-bin/viewcvs.cgi/*checkout*/".$row["Category"]."/".$row["Name"]."/".$src."/?rev=HEAD&cvsroot=AUR&only_with_tag=CURRENT'>";
							echo $src."</a><br />\n";
						}
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					}
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				}
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			}
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			echo "</td></tr>\n";
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			echo "          </table>\n";
			echo "        </td>\n";
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			echo "      </tr>\n";
			echo "    </table>\n";
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			echo "  </div>\n";
			echo "</div>\n\n";
			echo "<br />\n\n";
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			# Actions Bar
			#
			if ($SID) {
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                echo "<div class=\"pgbox\">\n";
                echo "  <div class=\"pgboxtitle\"><span class=\"f3\">".__("Actions")."</span></div>\n";
                echo "  <div class=\"pgboxbody\">\n";
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                echo "    <form action='/packages.php' method='post'>\n";
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				echo "      <input type='hidden' name='IDs[".$row["ID"]."]' value='1'>\n";
				echo "      <input type='hidden' name='ID' value='".$row["ID"]."'>\n";
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				# Voting Button
				#
				$q = "SELECT * FROM PackageVotes WHERE UsersID = ".uid_from_sid($SID);
				$q.= " AND PackageID = ".$row["ID"];
				if (!mysql_num_rows(db_query($q, $dbh))) {
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					echo "      <input type='submit' class='button' name='do_Vote'";
					echo " value='".__("Vote")."'>";
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				} else {
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					echo "<input type='submit' class='button' name='do_UnVote'";
					echo " value='".__("Un-Vote")."'>";
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				}
				# Comment Nofify Button
				#
				$q = "SELECT * FROM CommentNotify WHERE UserID = ".uid_from_sid($SID);
				$q.= " AND PkgID = ".$row["ID"];
				if (!mysql_num_rows(db_query($q, $dbh))) {
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					echo "<input type='submit' class='button' name='do_Notify'";
					echo " value='".__("Notify")."' title='".__("New Comment Notification")."'>";
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				} else {
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					echo "<input type='submit' class='button' name='do_Notify'";
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					echo " value='".__("UnNotify")."' title='".__("No New Comment Notification")."'>";
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				}
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                if ($row["OutOfDate"] == 0) {
                    echo "<input type='submit' class='button' name='do_Flag'";
                    echo " value='".__("Flag Out-of-date")."'>\n";
                } else {
                    echo "<input type='submit' class='button' name='do_UnFlag'";
                    echo " value='".__("Unflag Out-of-date")."'>\n";
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				}
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                if ($row["AURMaintainerUID"] == 0 && $row["MaintainerUID"] == 0) {
                    echo "<input type='submit' class='button' name='do_Adopt'";
                    echo " value='".__("Adopt Packages")."'>\n";
                }
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				if ($row["MaintainerUID"] == uid_from_sid($SID) ||
            account_from_sid($SID) == "Trusted User" ||
            account_from_sid($SID) == "Developer") {
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					echo "<input type='submit' class='button' name='do_Disown'";
					echo " value='".__("Disown Packages")."'>\n";
				}	
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				if ($row["MaintainerUID"] == uid_from_sid($SID) ||
				    account_from_sid($SID) == "Trusted User" ||
				    account_from_sid($SID) == "Developer") {
					echo "<input type='submit' class='button' name='do_Delete'";
					echo " value='".__("Delete Packages")."'>\n";
				}
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                echo "    </form>\n";
                echo "  </div>\n";
                echo "</div>\n";
                echo "\n<br />\n\n";
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			}
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			# Comments
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			#
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			echo "<div class=\"pgbox\">\n";
			echo "  <div class=\"pgboxtitle\"><span class=\"f3\">".__("Comments")."</span></div>\n";
			echo "  <div class=\"pgboxbody-comment\">\n";
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			echo "    <table width='100%'>\n";
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			if (isset($_COOKIE['AURSID'])) {
				echo "<tr><td>";
				echo "          <form action='/pkgedit.php' method='post'>\n";
				echo "            <input type='hidden' name='ID' value='".$row["ID"]."'>\n";
				echo "            <input type='submit' class='button' name='add_Comment' value=\"";
				echo __("Add Comment")."\">\n";
				echo "          </form>\n";
				echo "</tr></td>";
				//echo "<br />\n";
			}
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			$comments = package_comments($row["ID"]);
			if (!empty($comments)) {
				while (list($indx, $carr) = each($comments)) {
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					echo "      <tr>\n";
					echo "        <td valign='top' style='padding-right: 10' colspan='2'>\n";
					echo "          <table class='boxSoft' width='100%'>\n";
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					echo "            <tr>\n";
					echo "              <td class='boxSoftTitle'><span class='f3'>";
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					if (canDeleteComment($carr["ID"], account_from_sid($SID), $SID)) {
						$durl = "<a href='/pkgedit.php?del_Comment=1";
						$durl.= "&comment_id=".$carr["ID"]."&ID=".$row["ID"];
						$durl.= "'><img src='/images/x.png' border='0'";
						$durl.= " alt=\"".__("Delete comment")."\"></a>";
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					  echo $durl . "&nbsp;&nbsp;";
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					}
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					if ($SID) {
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						echo __("Comment by: %h%s%h on %h%s%h",
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							array("<a href='/account.php?Action=AccountInfo&ID=".$carr["UsersID"]."'><b>",$carr["UserName"],"</b></a>",
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							      "<i>",gmdate("Ymd [H:i:s]",$carr["CommentTS"]),"</i>"));
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					} else {
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						echo __("Comment by: %h%s%h on %h%s%h",
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							array("<b>",$carr["UserName"],"</b>",
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							      "<i>",gmdate("Ymd [H:i:s]",$carr["CommentTS"]),"</i>"));
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					}
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					echo "</span></td>\n";
					echo "            </tr>\n";
					echo "            <tr>\n";
					echo "              <td class='boxSoft'>";
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					echo "<code>\n";
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					echo nl2br(htmlspecialchars($carr["Comments"]));
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					echo "</code></td>\n";
					echo "            </tr>\n";
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					echo "          </table>\n";
					echo "        </td>\n";
					echo "      </tr>\n";
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				}
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			} else {
				print "<tr><td>None</td></tr>\n";
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			}
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			echo "    </table>\n";
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			echo "  </div>\n";
			echo "</div>\n";
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		}
	}
	return;
}


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/* pkg_search_page(SID)
 * outputs the body of search/search results page
 *
 * parameters:
 *  SID - current Session ID
 * preconditions:
 *  package search page has been accessed
 *  request variables have not been sanitized
 *
 *  request vars:
 *    O  - starting result number
 *    PP - number of search hits per page
 *    L  - package location ID number
 *    C  - package category ID number
 *    K  - package search string
 *    SO - search hit sort order:
 *          values: a - ascending
 *                  d - descending
 *    SB - sort search hits by:
 *          values: l - package location
 *                  c - package category
 *                  n - package name
 *                  v - number of votes
 *                  m - maintainer username
 *    SeB- property that search string (K) represents
 *          values: nd - package name&description
 *                  m  - package maintainer's username
 *                  s  - package submitter's username
 *    do_Orphans    - boolean. whether to search packages
 *                     without a maintainer
 *
 *
 *    These two are actually handled in packages.php.
 *
 *    IDs- integer array of ticked packages' IDs
 *    action - action to be taken on ticked packages
 *             values: do_Flag   - Flag out-of-date
 *                     do_UnFlag - Remove out-of-date flag
 *                     do_Adopt  - Adopt
 *                     do_Disown - Disown
 *                     do_Delete - Delete
 *                     do_Notify - Toggle notification
 */
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function pkg_search_page($SID="") {
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    // establish a db connection
    $dbh = db_connect();

    // get commonly used variables...
    // TODO: REDUCE DB HITS.
    // grab info for user if they're logged in
    if ($SID)
        $myuid = uid_from_sid($SID);
    // get a list of package locations
    $locs = pkgLocations();
    // get a list of package categories
    $cats = pkgCategories(); //meow

    // sanitize paging variables
    //
    if (isset($_REQUEST['O'])) {
        $O = intval($_REQUEST['O']);
        if ($O < 0)
            $O = 0;
    } else {
        $O = 0;
    }
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    if (isset($_REQUEST["PP"])) {
        $PP = intval($_REQUEST["PP"]);
        if ($PP < 25)
            $PP = 25;
        else if ($PP > 100)
            $PP = 100;
    } else {
        $PP = 25;
    }
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    // The search form - XXX: split into own function?
    //
    // FIXME: highly fugly. whoever makes this use
    //        less print statements gets a cookie
    // FIXME: ugly html. whoever un-tables this gets
    //        another cookie
    print "<form action='/packages.php' method='get'>\n";
    print "<input type='hidden' name='O' value='0'>\n";

    print "<center>\n";
    print "<table cellspacing='3' class='boxSoft'>\n";
    print "<tr>\n";
    print "  <td class='boxSoftTitle' align='right'>\n";
    print "    <span class='f3'>".__("Search Criteria")."</span>\n";
    print "  </td>\n";
    print "</tr>\n";
    print "<tr>\n";
    print "  <td class='boxSoft'>\n";
    print "<table style='width: 100%' align='center'>\n";

    print "<tr>\n";
    print "<td align='right'>\n";
    print "  <span class='f5'><span class='blue'>".__("Location");
    print "</span></span><br />\n";
    print "  <select name='L'>\n";
    print "  <option value=0> ".__("Any")."\n";
    while (list($id, $loc) = each($locs)) {
        if (intval($_REQUEST["L"]) == $id) {
            print "  <option value=".$id." selected> ".$loc."\n";
        } else {
            print "  <option value=".$id."> ".$loc."\n";
        }
    }
    print "  </select>\n";
    print "</td>\n";

    print "<td align='right'>\n";
    print "  <span class='f5'><span class='blue'>".__("Category");
    print "</span></span><br />\n";
    print "  <select name='C'>\n";
    print "  <option value=0> ".__("Any")."\n";
    while (list($id, $cat) = each($cats)) {
        if (intval($_REQUEST["C"]) == $id) {
            print "  <option value=".$id." selected> ".$cat."\n";
        } else {
            print "  <option value=".$id."> ".$cat."\n";
        }
    }
    print "  </select>\n";
    print "</td>\n";

    print "<td align='right'>\n";
    print "  <span class='f5'><span class='blue'>".__("Keywords");
    print "</span></span><br />\n";
    print "  <input type='text' name='K' size='20'";

    $K = trim(htmlspecialchars($_REQUEST["K"], ENT_QUOTES));
    print " value=\"".stripslashes($K)."\" maxlength='35'>\n";
    print "</td>\n";

    print "<td align='right'>\n";
    print "  <span class='f5'><span class='blue'>".__("Search by");
    print "</span></span><br />\n";

    print "  <select name='SeB'>\n";
    # by name/description
    print "  <option value=nd";
    $_REQUEST["SeB"] == "nd" ? print " selected> " : print "> ";
    print __("Name")."</option>\n";
    # by maintainer
    print "  <option value=m";
    $_REQUEST["SeB"] == "m" ? print " selected> " : print "> ";
    print __("Maintainer")."</option>\n";
    print "  <option value=s";
    $_REQUEST["SeB"] == "s" ? print " selected> " : print "> ";
    print __("Submitter")."</option>\n";

    print "  </select>\n";
    print "</td>\n";

    print "<td align='right'>\n";
    print "  <span class='f5'><span class='blue'>".__("Per page");
    print "</span></span><br />\n";
    print "  <select name='PP'>\n";
    print "  <option value=25";
    $PP == 25 ? print " selected> 25\n" : print "> 25\n";
    print "  <option value=50";
    $PP == 50 ? print " selected> 50\n" : print "> 50\n";
    print "  <option value=75";
    $PP == 75 ? print " selected> 75\n" : print "> 75\n";
    print "  <option value=100";
    $PP == 100 ? print " selected> 100\n" : print "> 100\n";
    print "  </select>\n";
    print "</td>\n";

    // Added to break put the buttons in a new line
    print"</tr></table><center><table><tr>";

    print "<td align='right' valign='bottom'>&nbsp;\n";
    print "  <input type='submit' style='width:80px' class='button' name='do_Search'";
    print " value='".__("Go")."'>\n";
    print "</td>\n";

    print "<td align='right' valign='bottom'>&nbsp;\n";
    print "  <input type='submit' style='width:80px'  class='button' name='do_Orphans'";
    print " value='".__("Orphans")."'>\n";
    print "</td>\n";

    print "</tr>\n";
    print "</table>\n";

    print "  </td>\n";
    print "</tr>\n";
    print "</table>\n";
    print "</center>\n";
    print "</form>\n";
    print "<br />\n";


    // FIXME: pull out DB-related code. all of it.
    //        this one's worth a choco-chip cookie,
    //        one of those nice big soft ones

    // build the package search query
    //
    $q = "SELECT SQL_CALC_FOUND_ROWS ";
    if ($SID) {
        $q .= "CommentNotify.UserID AS Notify,
               PackageVotes.UsersID AS Voted, ";
    }
    $q .= "Users.Username AS Maintainer,
        PackageCategories.Category,
        PackageLocations.Location,
        Packages.Name, Packages.Version, Packages.Description, Packages.NumVotes,
        Packages.ID, Packages.OutOfDate

        FROM PackageCategories, PackageLocations, Packages
        LEFT JOIN Users ON (Packages.MaintainerUID = Users.ID) ";
    if ($SID) {
        $q .= "LEFT JOIN PackageVotes
                ON (Packages.ID = PackageVotes.PackageID AND PackageVotes.UsersID = ".$myuid.")
               LEFT JOIN CommentNotify
                ON (Packages.ID = CommentNotify.PkgID AND CommentNotify.UserID = ".$myuid.") ";
    }
    $q .= "WHERE
        Packages.CategoryID = PackageCategories.ID
        AND Packages.LocationID = PackageLocations.ID
        AND Packages.DummyPkg = 0 ";

    // TODO: possibly do string matching on category and
    //       location to make request variable values more sensible
    if (intval($_REQUEST["L"])) {
        $q .= "AND Packages.LocationID = ".intval($_REQUEST["L"])." ";
    }
    if (intval($_REQUEST["C"])) {
        $q.= "AND Packages.CategoryID = ".intval($_REQUEST["C"])." ";
    }
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    if ($_REQUEST['K']) {
        $K = mysql_real_escape_string(trim($_REQUEST['K']));
        //search by maintainer
        if ($_REQUEST["SeB"] == "m"){
            $q.= "AND Users.Username = '".$K."' ";
        } elseif ($_REQUEST["SeB"] == "s") {
            // FIXME: this shouldn't be making 2 queries
            //        kill the call to uid_from_username
            $q.= "AND SubmitterUID = ".uid_from_username($_REQUEST['K'])." ";
        // the default behavior, query the name/description
        } else {
            $q.= "AND (Name LIKE '%".$K."%' OR ";
            $q.= "Description LIKE '%".$K."%') ";
        }
    }
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    if ($_REQUEST["do_Orphans"]) {
        $q.= "AND MaintainerUID = 0 ";
    }
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    $order = $_REQUEST["SO"] == 'd' ? 'DESC' : 'ASC';
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    switch ($_REQUEST["SB"]) {
        case 'c':
            $q.= "ORDER BY CategoryID ".$order.", Name ASC, LocationID ASC ";
            $SB = 'c';
            break;
        case 'l':
            $q.= "ORDER BY LocationID ".$order.", Name ASC, CategoryID DESC ";
            $SB = 'l';
            break;
        case 'v':
            $q.= "ORDER BY NumVotes ".$order.", Name ASC, CategoryID DESC ";
            $SB = 'v';
            break;
        case 'm':
            $q.= "ORDER BY Maintainer ".$order.", Name ASC, LocationID ASC ";
            $SB = 'm';
            break;
        case 'a':
            $q.= "ORDER BY GREATEST(SubmittedTS,ModifiedTS) ".$order.", Name ASC, LocationID ASC ";
            $SB = 'a';
            break;
        default:
            $q.= "ORDER BY Name ".$order.", LocationID ASC, CategoryID DESC ";
            break;
    }
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    $q.= "LIMIT ".$O.", ".$PP;

    $result = db_query($q, $dbh);
    $total = mysql_result(db_query('SELECT FOUND_ROWS() AS Total', $dbh), 0);

    print "<form action='/packages.php' method='post'>\n";
    print "<center>\n";
    print "<table cellspacing='3' class='boxSoft'>\n";
    print "<tr>\n";
    print "  <td class='boxSoftTitle' align='right'>\n";
    print "    <span class='f3'>".__("Package Listing")."</span>\n";
    print "  </td>\n";
    print "</tr>\n";
    print "<tr>\n";
    print "  <td class='boxSoft'>\n";
    print "<table width='100%' cellspacing='0' cellpadding='2'>\n";

    if (!$result) {
        print "<div class='pgboxbody'>";
        print __("Error retrieving package list.");
        print "</div>";
    } elseif ($total == 0) {
        print "<div class='pgboxbody'>";
        print __("No packages matched your search criteria.");
        print "</div>";
    } else {
        // print out package search results
        //

        // SO_next used to change sort order on header click
        if ($_REQUEST["SO"] == "d"){
            $SO_next="a";
            $SO = 'd';
        } else {
            $SO_next="d";
            $SO = 'a';
        }
        print "<tr>\n";
        if ($SID) {
            print "  <th style='border-bottom: #666 1px solid; vertical-align:";
            print " bottom'>&nbsp;</th>\n";
        }
        print "  <th style='border-bottom: #666 1px solid; vertical-align:";
        print " bottom'><span class='f2'>";
        print "<a href='?O=$O&L=".intval($_REQUEST["L"])."&C=".intval($_REQUEST["C"])."&K=$K&SB=l&SO=$SO_next&PP=$PP&SeB=".$_REQUEST["SeB"]."&do_Orphans=".$_REQUEST["do_Orphans"]."'>".__("Location")."</a>";
        print "</span></th>\n";
        print "  <th style='border-bottom: #666 1px solid; vertical-align:";
        print " bottom'><span class='f2'>";
        print "<a href='?O=$O&L=".intval($_REQUEST["L"])."&C=".intval($_REQUEST["C"])."&K=$K&SB=c&SO=$SO_next&PP=$PP&SeB=".$_REQUEST["SeB"]."&do_Orphans=".$_REQUEST["do_Orphans"]."'>".__("Category")."</a>";
        print "</span></th>\n";
        print "  <th style='border-bottom: #666 1px solid; vertical-align:";
        print " bottom'><span class='f2'>";
        print "<a href='?O=$O&L=".intval($_REQUEST["L"])."&C=".intval($_REQUEST["C"])."&K=$K&SB=n&SO=$SO_next&PP=$PP&SeB=".$_REQUEST["SeB"]."&do_Orphans=".$_REQUEST["do_Orphans"]."'>".__("Name")."</a>";
        print "</span></th>\n";
        print "  <th style='border-bottom: #666 1px solid; vertical-align:";
        print " bottom'><span class='f2'>";
        print "<a href='?O=$O&L=".intval($_REQUEST["L"])."&C=".intval($_REQUEST["C"])."&K=$K&SB=v&SO=$SO_next&PP=$PP&SeB=".$_REQUEST["SeB"]."&do_Orphans=".$_REQUEST["do_Orphans"]."'>".__("Votes")."</a>";
        print "</span></th>\n";
        if ($SID) {
            print "  <th style='border-bottom: #666 1px solid; vertical-align:";
            print " bottom'><span class='f2'>".__("Voted")."</span></th>\n";
        }
        if ($SID) {
            print "  <th style='border-bottom: #666 1px solid; vertical-align:";
            print " bottom'><span class='f2'>".__("Notify")."</span></th>\n";
        }
        print "  <th style='border-bottom: #666 1px solid; vertical-align:";
        print " bottom'><span class='f2'>".__("Description")."</a>";
        print "</span></th>\n";
        print "  <th style='border-bottom: #666 1px solid; vertical-align:";
        print " bottom'><span class='f2'>";
        print "<a href='?O=$O&L=".intval($_REQUEST["L"])."&C=".intval($_REQUEST["C"])."&K=$K&SB=m&SO=$SO_next&PP=$PP&SeB=".$_REQUEST["SeB"]."&do_Orphans=".$_REQUEST["do_Orphans"]."'>".__("Maintainer")."</a>";
        print "</span></th>\n";
        print "</tr>\n";
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        for ($i=0; $row = mysql_fetch_assoc($result); $i++) {
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            (($i % 2) == 0) ? $c = "data1" : $c = "data2";
            print "<tr>\n";
            if ($SID) {
                if ($row["OutOfDate"]) {
                    $c = "outofdate";
                }
                print "  <td class='".$c."'>";
                print "<input type='checkbox' name='IDs[".$row["ID"]."]' value='1'>";
                if ($row["OutOfDate"]) {
                    print "</span>";
                }
                print "</td>\n";
            }
            print "  <td class='".$c."'><span class='f5'><span class='blue'>";
            print $row["Location"]."</span></span></td>\n";
            print "  <td class='".$c."'><span class='f5'><span class='blue'>";
            print $row["Category"]."</span></span></td>\n";
            print "  <td class='".$c."'><span class='f4'>";
            $url = "<a href='/packages.php?";
            $url .= "ID=";
            $url .= $row["ID"];
            $url.= "'>";
            $url.="<span class='black'>";
            $url.=$row["Name"];
            $url.= " ".$row["Version"]."</span></a>";
            print $url."</span></td>\n";
            print "  <td class='".$c."'><span class='f5'><span class='blue'>";
            print "&nbsp;&nbsp;&nbsp;".$row["NumVotes"]."</span></span></td>\n";
            if ($SID) {
                print "  <td class='".$c."'><span class='f5'><span class='blue'>";
                if (isset($row["Voted"])) {
                    print "&nbsp;&nbsp;".__("Yes")."</span></td>\n";
                } else {
                    print "&nbsp;</span></td>\n";
                }
                print "  <td class='".$c."'><span class='f5'><span class='blue'>";
                if (isset($row["Notify"])) {
                    print "&nbsp;&nbsp;".__("Yes")."</span></td>\n";
                } else {
                    print "&nbsp;</span></td>\n";
                }
            }
            print "  <td class='".$c."'><span class='f4'><span class='blue'>";
            print $row["Description"]."</span></span></td>\n";
            print "  <td class='".$c."'><span class='f5'><span class='blue'>";

            if (isset($row["Maintainer"])) {
                print "<a href='packages.php?K=".$row['Maintainer']."&SeB=m'>".$row['Maintainer']."</a>";
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