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MySQL code (etc) to convert all usernames to lowercase ... does a lot more

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checking than it really needs to, since MySQL is not case sensitive
This commit is contained in:
moodler 2003-04-25 03:54:21 +00:00
parent 1e22bc9c04
commit 047d30d1eb
3 changed files with 88 additions and 33 deletions
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50
lib/db/mysql.php
View File

@ -21,6 +21,8 @@ function main_upgrade($oldversion=0) {
global $CFG;
$result = true;
if ($oldversion == 0) {
execute_sql("
CREATE TABLE `config` (
@ -300,7 +302,53 @@ function main_upgrade($oldversion=0) {
}
}
return true;
if ($oldversion < 2003042500) {
// Convert all usernames to lowercase.
$users = get_records_sql("SELECT id, username FROM {$CFG->prefix}user");
$cerrors = "";
$rarray = array();
foreach ($users as $user) { // Check for possible conflicts
$lcname = trim(moodle_strtolower($user->username));
if (in_array($lcname, $rarray)) {
$cerrors .= $user->id."->".$lcname.'<br/>' ;
} else {
array_push($rarray,$lcname);
}
}
if ($cerrors != '') {
notify("Error: Cannot convert usernames to lowercase.
Following usernames would overlap (id->username):<br/> $cerrors .
Please resolve overlapping errors.");
$result = false;
}
$cerrors = "";
echo "Checking userdatabase:<br>";
foreach ($users as $user) {
$lcname = trim(moodle_strtolower($user->username));
if ($lcname != $user->username) {
$convert = set_field("user" , "username" , $lcname, "id", $user->id);
if (!$convert) {
if ($cerrors){
$cerrors .= ", ";
}
$cerrors .= $item;
} else {
echo ".";
}
}
}
if ($cerrors != '') {
notify("There were errors when converting following usernames to lowercase.
'$cerrors' . Sorry, but you will need to fix your database by hand.");
$result = false;
}
}
return $result;
}
?>

69
lib/db/postgres7.php
View File

@ -40,19 +40,19 @@ function main_upgrade($oldversion=0) {
insert_record("log_display", $new);
}
//support user based course creating
//support user based course creating
if ($oldversion < 2003032400) {
execute_sql("CREATE TABLE $CFG->prefix_user_coursecreators (
execute_sql("CREATE TABLE $CFG->prefix_user_coursecreators (
id int8 SERIAL PRIMARY KEY,
userid int8 NOT NULL default '0'
)");
}
}
if ($oldversion < 2003041400) {
if ($oldversion < 2003041400) {
table_column("course_modules", "", "visible", "integer", "1", "unsigned", "1", "not null", "score");
}
if ($oldversion < 2003042104) { // Try to update permissions of all files
if ($oldversion < 2003042104) { // Try to update permissions of all files
if ($files = get_directory_list($CFG->dataroot)) {
echo "Attempting to update permissions for all files... ignore any errors.";
foreach ($files as $file) {
@ -76,44 +76,51 @@ function main_upgrade($oldversion=0) {
}
}
if ($oldversion < 2003042401) {
// Convert usernames to lowercase
$users = get_records_sql("SELECT id, username FROM {$CFG->prefix}user");
$cerrors = "";
$rarray = array();
foreach ($users as $user) {
$lcname = trim(moodle_strtolower($user->username));
if (in_array($lcname, $rarray)) {
if ($oldversion < 2003042500) {
// Convert all usernames to lowercase.
$users = get_records_sql("SELECT id, username FROM {$CFG->prefix}user");
$cerrors = "";
$rarray = array();
foreach ($users as $user) { // Check for possible conflicts
$lcname = trim(moodle_strtolower($user->username));
if (in_array($lcname, $rarray)) {
$cerrors .= $user->id."->".$lcname.'<br/>' ;
}else {
array_push($rarray,$lcname);
}
} else {
array_push($rarray,$lcname);
}
}
/// Do convert or give error message
if ($cerrors != '') {
print "Error: Cannot convert usernames to lowercase. Following usernames would overlap (id->username):<br/> $cerrors . Please resolve overlapping errors.";
notify("Error: Cannot convert usernames to lowercase.
Following usernames would overlap (id->username):<br/> $cerrors .
Please resolve overlapping errors.");
$result = false;
}else {
$cerrors = '';
print "Checking userdatabase:<br>";
foreach ($users as $user) {
$lcname = trim(moodle_strtolower($user->username));
$convert = set_field("user" , "username" , $lcname, "id", $user->id);
if (!$convert) {
}
$cerrors = "";
echo "Checking userdatabase:<br>";
foreach ($users as $user) {
$lcname = trim(moodle_strtolower($user->username));
if ($lcname != $user->username) {
$convert = set_field("user" , "username" , $lcname, "id", $user->id);
if (!$convert) {
if ($cerrors){
$cerrors .= ", ";
}
$cerrors .= $item;
} else {
print ".";
} else {
echo ".";
}
}
if ($cerrors != '') {
print "There was errors when converting following usernames to lowercase. '$cerrors' . Please maintain your database by hand.";
$result=false;
}
}
if ($cerrors != '') {
notify("There were errors when converting following usernames to lowercase.
'$cerrors' . Sorry, but you will need to fix your database by hand.");
$result = false;
}
}
return $result;
}
?>

2
version.php
View File

@ -5,7 +5,7 @@
// database to determine whether upgrades should
// be performed (see lib/db/*.php)
$version = 2003042400; // The current version is a date (YYYYMMDDXX)
$version = 2003042500; // The current version is a date (YYYYMMDDXX)
$release = "1.0.9 development"; // User-friendly version number