Moving some functions to setuplib.php so they are first
[moodle.git] / lib / setuplib.php
CommitLineData
d3f9f1f8 1<?php // $Id$
2 // These functions are required very early in the Moodle
3 // setup process, before any of the main libraries are
4 // loaded.
5
6
7/**
8 * Initializes our performance info early.
9 *
10 * Pairs up with get_performance_info() which is actually
11 * in moodlelib.php. This function is here so that we can
12 * call it before all the libs are pulled in.
13 *
14 * @uses $PERF
15 */
16function init_performance_info() {
17
18 global $PERF;
19
20 $PERF = new Object;
21 $PERF->dbqueries = 0;
22 $PERF->logwrites = 0;
23 if (function_exists('microtime')) {
24 $PERF->starttime = microtime();
25 }
26 if (function_exists('memory_get_usage')) {
27 $PERF->startmemory = memory_get_usage();
28 }
29 if (function_exists('posix_times')) {
30 $PERF->startposixtimes = posix_times();
31 }
32}
33
34/**
35 * Create a directory.
36 *
37 * @uses $CFG
38 * @param string $directory a string of directory names under $CFG->dataroot eg stuff/assignment/1
39 * param bool $shownotices If true then notification messages will be printed out on error.
40 * @return string|false Returns full path to directory if successful, false if not
41 */
42function make_upload_directory($directory, $shownotices=true) {
43
44 global $CFG;
45
46 $currdir = $CFG->dataroot;
47
48 umask(0000);
49
50 if (!file_exists($currdir)) {
51 if (! mkdir($currdir, $CFG->directorypermissions)) {
52 if ($shownotices) {
53 echo '<div class="notifyproblem" align="center">ERROR: You need to create the directory '.
54 $currdir .' with web server write access</div>'."<br />\n";
55 }
56 return false;
57 }
58 if ($handle = fopen($currdir.'/.htaccess', 'w')) { // For safety
59 @fwrite($handle, "deny from all\r\n");
60 @fclose($handle);
61 }
62 }
63
64 $dirarray = explode('/', $directory);
65
66 foreach ($dirarray as $dir) {
67 $currdir = $currdir .'/'. $dir;
68 if (! file_exists($currdir)) {
69 if (! mkdir($currdir, $CFG->directorypermissions)) {
70 if ($shownotices) {
71 echo '<div class="notifyproblem" align="center">ERROR: Could not find or create a directory ('.
72 $currdir .')</div>'."<br />\n";
73 }
74 return false;
75 }
76 //@chmod($currdir, $CFG->directorypermissions); // Just in case mkdir didn't do it
77 }
78 }
79
80 return $currdir;
81}
82
83?>