boinc/html/inc/bolt_select.inc

89 lines
2.7 KiB
PHP

<?php
// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
function select_cmp($a, $b) {
if ($a->value == $b->value) return 0;
return ($a->value < $b->value)?1:-1;
}
class BoltSelect extends BoltSet {
public $valuator;
function __construct($name, $units, $valuator, $attrs) {
$this->valuator = $valuator;
parent::__construct($name, $units, 1, $attrs);
}
function order() {
global $student;
foreach ($this->units as $u) {
$func = $this->valuator;
$u->value = $func($student, $u);
}
usort($this->units, 'select_cmp');
$this->ordered = true;
}
function finished($iter) {
global $user;
global $course;
global $view;
$state_rec = $iter->state[$this->name];
$child_name = $state_rec['child_name'];
$now = time();
BoltSelectFinished::insert("(user_id, course_id, end_time, name, selected_unit, view_id) values ($user->id, $course->id, $now, '$this->name', '$child_name', $view->id)");
parent::finished($iter);
}
}
function valuator($n) {
return array('valuator', $n);
}
function select() {
$args = func_get_args();
$units = array();
$name = "";
$attrs = null;
foreach ($args as $arg) {
if (is_array($arg)) {
switch ($arg[0]) {
case 'name': $name = $arg[1]; break;
case 'title': $title = $arg[1]; break;
case 'valuator': $valuator = $arg[1]; break;
case 'attrs': $attrs = $arg[1]; break;
default: echo "Unrecognized array arg: ", $arg[0], "\n"; break;
}
} else if (is_object($arg)) {
if (is_subclass_of($arg, "BoltUnit")) {
$units[] = $arg;
} else {
echo "Unrecognized arg: ";
print_r($arg);
}
}
}
if (!$valuator) {
error_page("missing valuator");
}
return new BoltSelect($name, $units, $valuator, $attrs);
}
?>