mirror of https://github.com/BOINC/boinc.git
135 lines
3.7 KiB
PHP
135 lines
3.7 KiB
PHP
<?php
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// This file is part of BOINC.
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// http://boinc.berkeley.edu
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// Copyright (C) 2008 University of California
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//
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// BOINC is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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//
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// BOINC is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
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// minimal set of util functions;
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// doesn't pull in translation.inc etc.
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$generating_xml = false;
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function web_stopped() {
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$d = dirname(__FILE__);
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return file_exists("$d/../../stop_web");
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}
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function sched_stopped() {
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$d = dirname(__FILE__);
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return file_exists("$d/../../stop_sched");
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}
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function show_page($x, $y) {
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echo "
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<title>$x</title>
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<h1>$x</h1>
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$y
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";
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}
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function xml_error($num, $msg=null) {
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if (!$msg) {
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switch($num) {
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case -112: $msg = "Invalid XML"; break;
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case -136: $msg = "Invalid ID"; break;
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case -137: $msg = "Name or email address is not unique"; break;
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case -138: $msg = "Can't access database"; break;
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case -183: $msg = "Project is temporarily offline"; break;
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case -205: $msg = "Email address has invalid syntax"; break;
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case -206: $msg = "Invalid password"; break;
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case -207: $msg = "Email address is not unique"; break;
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case -208: $msg = "Account creation is disabled"; break;
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case -209: $msg = "Invalid invitation code"; break;
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case -210: $msg = "Invalid request method"; break;
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default: "Unknown error"; break;
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}
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}
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echo "<error>
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<error_num>$num</error_num>
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<error_msg>$msg</error_msg>
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</error>
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";
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exit();
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}
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$g_config = null;
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function get_config() {
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global $g_config;
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if ($g_config == null) {
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$d = dirname(__FILE__);
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$g_config = file_get_contents("$d/../../config.xml");
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}
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return $g_config;
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}
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// Look for an element in a line of XML text
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// If it's a single-tag element, and it's present, just return the tag
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//
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function parse_element($xml, $tag) {
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$element = null;
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$closetag = "</" . substr($tag,1);
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$x = strstr($xml, $tag);
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if ($x) {
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if (strstr($tag, "/>")) return $tag;
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$y = substr($x, strlen($tag));
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$n = strpos($y, $closetag);
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if ($n) {
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$element = substr($y, 0, $n);
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}
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}
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return trim($element);
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}
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function parse_next_element($xml, $tag, &$cursor) {
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$element = null;
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$closetag = "</" . substr($tag,1);
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$pos = substr($xml,$cursor);
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$x = strstr($pos, $tag);
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if ($x) {
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if (strstr($tag, "/>")) return $tag;
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$y = substr($x, strlen($tag));
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$n = strpos($y, $closetag);
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if ($n) {
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$element = substr($y, 0, $n);
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}
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$cursor = (strlen($xml) - strlen($x)) + strlen($tag) + strlen($closetag) + strlen($element);
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}
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return trim($element);
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}
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// return true if XML contains either <tag/> or <tag>1</tag>
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//
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function parse_bool($xml, $tag) {
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$x = "<$tag/>";
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if (strstr($xml, $x)) return true;
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$x = "<$tag>";
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$y = (int)parse_element($xml, $x);
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if ($y != 0) return true;
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return false;
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}
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// look for a particular element in the config file
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//
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function parse_config($config, $tag) {
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$element = parse_element($config, $tag);
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return $element;
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}
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function drand() {
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return ((double)rand())/getrandmax();
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}
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?>
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