upgrade.php 102 KB
Newer Older
1 2
<?php
/**
Francois Marier's avatar
Francois Marier committed
3
 * Mahara: Electronic portfolio, weblog, resume builder and social networking
4 5
 * Copyright (C) 2006-2009 Catalyst IT Ltd and others; see:
 *                         http://wiki.mahara.org/Contributors
6
 *
Francois Marier's avatar
Francois Marier committed
7 8 9 10
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
11
 *
Francois Marier's avatar
Francois Marier committed
12 13 14 15
 * This program 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 General Public License for more details.
16
 *
Francois Marier's avatar
Francois Marier committed
17 18
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
19 20
 *
 * @package    mahara
Penny Leach's avatar
Penny Leach committed
21
 * @subpackage core
22
 * @author     Catalyst IT Ltd
23
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
24
 * @copyright  (C) 2006-2009 Catalyst IT Ltd http://catalyst.net.nz
25 26 27 28 29 30
 *
 */

defined('INTERNAL') || die();

function xmldb_core_upgrade($oldversion=0) {
31
    ini_set('max_execution_time', 120); // Let's be safe
32
    raise_memory_limit('256M');
33

34
    $INNODB = (is_mysql()) ? ' TYPE=innodb' : '';
35 36
    $status = true;

37 38 39 40 41 42
    // We discovered that username case insensitivity was not being enforced at 
    // most of the entry points to the system at which users can be created. 
    // This problem manifested itself as users who had the same LOWER(username) 
    // as another not being able to log in. The fix is to implement the checks, 
    // rename the "duplicate" users and add a constraint on the database so it 
    // can't happen again
43
    if ($oldversion < 2008040202) {
44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
        $renamed = $newusernames = $oldusernames = array();
        $allusers = get_records_array('usr', '', '', 'id', 'id, username');

        $usernamemapping = array();
        foreach ($allusers as $user) {
            $oldusernames[] = $user->username;
            $usernamemapping[strtolower($user->username)][] = array('id' => $user->id, 'username' => $user->username);
        }

        foreach ($usernamemapping as $lcname => $users) {
            if (count($users) == 1) {
                continue;
            }

            // Uhohes. Rename the user(s) who were created last
            $skippedfirst = false;
            foreach ($users as $user) {
                if (!$skippedfirst) {
                    $skippedfirst = true;
                    continue;
                }

                $userobj = new User();
                $userobj->find_by_id($user['id']);

                // Append digits keeping total length <= 30
                $i = 1;
                $newname = substr($user['username'], 0, 29) . $i;
                while (isset($newusernames[$newname]) || isset($oldusernames[$newname])) {
                    $i++;
                    $newname = substr($user['username'], 0, 30 - floor(log10($i)+1)) . $i;
                }
                set_field('usr', 'username', $newname, 'id', $user['id']);
                $newusernames[$newname] = true;

                $renamed[$newname] = $userobj;
                log_debug(" * Renamed {$user['username']} to $newname");
            }
        }

        if (!empty($renamed)) {
            // Notify changed usernames to administrator
            $report = '# Each line in this file is in the form "old_username new_username"'."\n";
            $message = "Mahara now requires usernames to be unique, case insensitively.\n";
            $message .= "Some usernames on your site were changed during the upgrade:\n\n";
            foreach ($renamed as $newname => $olduser) {
                $report .= "$olduser->username $newname\n";
                $message .= "Old username: $olduser->username\n"
                    . "New username: $newname\n\n";
            }
            $sitename = get_config('sitename');
            $file = get_config('dataroot') . 'user_migration_report_2.txt';
            if (file_put_contents($file, $report)) {
                $message .= "\n" . 'A copy of this list has been saved to the file ' . $file;
            }
            global $USER;
            email_user($USER, null, $sitename . ': User migration', $message);
            // Notify changed usernames to users
            $usermessagestart = "Your username at $sitename has been changed:\n\n";
            $usermessageend = "\n\nNext time you visit the site, please login using your new username.";
            foreach ($renamed as $newname => $olduser) {
                if ($olduser->email == '') {
                    continue;
                }
                log_debug("Attempting to notify $newname ($olduser->email) of their new username...");
                email_user($olduser, null, $sitename . ': User name changed', $usermessagestart
                           . "Old username: $olduser->username\nNew username: $newname"
                           . $usermessageend);
            }
        }

        // Now we know all usernames are unique over their lowercase values, we 
        // can put an index in so data doesn't get all inconsistent next time
        if (is_postgres()) {
            execute_sql('DROP INDEX {usr_use_uix}');
            execute_sql('CREATE UNIQUE INDEX {usr_use_uix} ON {usr}(LOWER(username))');
        }
        else {
            // MySQL cannot create indexes over functions of columns. Too bad 
            // for it. We won't drop the existing index because that offers a 
            // large degree of protection, but when MySQL finally supports this 
            // we will be able to add it
        }
127 128 129 130 131 132 133 134 135 136 137


        // Install a cron job to delete old session files
        $cron = new StdClass;
        $cron->callfunction = 'auth_remove_old_session_files';
        $cron->minute       = '30';
        $cron->hour         = '20';
        $cron->day          = '*';
        $cron->month        = '*';
        $cron->dayofweek    = '*';
        insert_record('cron', $cron);
138 139
    }

140 141 142 143 144 145 146 147 148 149 150 151
    if ($oldversion < 2008040203) {
        // Install a cron job to recalculate user quotas
        $cron = new StdClass;
        $cron->callfunction = 'recalculate_quota';
        $cron->minute       = '15';
        $cron->hour         = '2';
        $cron->day          = '*';
        $cron->month        = '*';
        $cron->dayofweek    = '*';
        insert_record('cron', $cron);
    }

152
    if ($oldversion < 2008040204) {
Richard Mansfield's avatar
Richard Mansfield committed
153 154 155 156 157 158 159
        if (field_exists(new XMLDBTable('usr_friend_request'), new XMLDBField('reason'))) {
            if (is_postgres()) {
                execute_sql('ALTER TABLE {usr_friend_request} RENAME COLUMN reason TO message');
            }
            else if (is_mysql()) {
                execute_sql('ALTER TABLE {usr_friend_request} CHANGE reason message TEXT');
            }
160 161 162
        }
    }

163
    if ($oldversion < 2008080400) {
164 165 166 167
        // Group type refactor
        log_debug('GROUP TYPE REFACTOR');

        execute_sql('ALTER TABLE {group} ADD grouptype CHARACTER VARYING(20)');
Richard Mansfield's avatar
Richard Mansfield committed
168
        execute_sql('ALTER TABLE {group_member} ADD role CHARACTER VARYING(255)');
169 170 171

        $groups = get_records_array('group');
        if ($groups) {
172 173 174
            require_once(get_config('docroot') . 'grouptype/lib.php');
            require_once(get_config('docroot') . 'grouptype/standard/lib.php');
            require_once(get_config('docroot') . 'grouptype/course/lib.php');
175 176 177 178 179 180 181 182 183 184 185 186 187 188
            foreach ($groups as $group) {
                log_debug("Migrating group {$group->name} ({$group->id})");

                // Establish the new group type
                if ($group->jointype == 'controlled') {
                    $group->grouptype = 'course';
                }
                else {
                    $group->grouptype = 'standard';
                }

                execute_sql('UPDATE {group} SET grouptype = ? WHERE id = ?', array($group->grouptype, $group->id));
                log_debug(' * new group type is ' . $group->grouptype);

189 190 191
                // Convert group membership information to roles
                foreach (call_static_method('GroupType' . $group->grouptype, 'get_roles') as $role) {
                    if ($role == 'admin') {
192 193 194 195 196 197
                        // It would be nice to use ensure_record_exists here, 
                        // but because ctime is not null we have to provide it 
                        // as data, which means the ctime would be updated if 
                        // the record _did_ exist
                        if (get_record('group_member', 'group', $group->id, 'member', $group->owner)) {
                            execute_sql("UPDATE {group_member}
198 199
                                SET role = 'admin'
                                WHERE \"group\" = ?
200 201 202 203 204 205 206 207 208 209
                                AND member = ?", array($group->id, $group->owner));
                        }
                        else {
                            // In old versions of Mahara, there did not need to 
                            // be a record in the group_member table for the 
                            // owner
                            $data = (object) array(
                                'group'  => $group->id,
                                'member' => $group->owner,
                                'ctime'  => db_format_timestamp(time()),
210
                                'role' => 'admin',
211 212 213
                            );
                            insert_record('group_member', $data);
                        }
214
                        log_debug(" * marked user {$group->owner} as having the admin role");
215 216 217
                    }
                    else {
                        // Setting role instances for tutors and members
218
                        $tutorflag = ($role == 'tutor') ? 1 : 0;
219
                        execute_sql('UPDATE {group_member}
220
                            SET role = ?
221 222
                            WHERE "group" = ?
                            AND member != ?
Richard Mansfield's avatar
Richard Mansfield committed
223
                            AND tutor = ?', array($role, $group->id, $group->owner, $tutorflag));
224
                        log_debug(" * marked appropriate users as being {$role}s");
225 226 227 228 229 230
                    }
                }
            }
        }


Richard Mansfield's avatar
Richard Mansfield committed
231 232 233 234 235 236 237 238 239 240 241 242 243
        if (is_postgres()) {
            execute_sql('ALTER TABLE {group} ALTER grouptype SET NOT NULL');
            execute_sql('ALTER TABLE {group_member} ALTER role SET NOT NULL');
        }
        else if (is_mysql()) {
            execute_sql('ALTER TABLE {group} MODIFY grouptype CHARACTER VARYING(20) NOT NULL');
            execute_sql('ALTER TABLE {group_member} MODIFY role CHARACTER VARYING(255) NOT NULL');
        }

        if (is_mysql()) {
            execute_sql('ALTER TABLE {group} DROP FOREIGN KEY {grou_own_fk}');
        }

244 245
        execute_sql('ALTER TABLE {group} DROP owner');
        execute_sql('ALTER TABLE {group_member} DROP tutor');
246

247 248

        // Adminfiles become "institution-owned artefacts"
Richard Mansfield's avatar
Richard Mansfield committed
249 250 251 252 253 254 255 256 257 258 259
        execute_sql("ALTER TABLE {artefact} ADD COLUMN institution CHARACTER VARYING(255);");

        if (is_postgres()) {
            execute_sql("ALTER TABLE {artefact} ALTER COLUMN owner DROP NOT NULL;");
        }
        else if (is_mysql()) {
            execute_sql("ALTER TABLE {artefact} MODIFY owner BIGINT(10) NULL;");
        }

        execute_sql("ALTER TABLE {artefact} ADD CONSTRAINT {arte_ins_fk} FOREIGN KEY (institution) REFERENCES {institution}(name);");
        execute_sql("UPDATE {artefact} SET institution = 'mahara', owner = NULL WHERE id IN (SELECT artefact FROM {artefact_file_files} WHERE adminfiles = 1)");
260
        execute_sql("ALTER TABLE {artefact_file_files} DROP COLUMN adminfiles");
261 262 263
        execute_sql('ALTER TABLE {artefact} ADD COLUMN "group" BIGINT');
        execute_sql('ALTER TABLE {artefact} ADD CONSTRAINT {arte_gro_fk} FOREIGN KEY ("group") REFERENCES {group}(id)');

264 265

        // New artefact permissions for use with group-owned artefacts
266
        execute_sql('CREATE TABLE {artefact_access_role} (
Richard Mansfield's avatar
Richard Mansfield committed
267
            role VARCHAR(255) NOT NULL,
268 269 270 271
            artefact INTEGER NOT NULL REFERENCES {artefact}(id),
            can_view SMALLINT NOT NULL,
            can_edit SMALLINT NOT NULL,
            can_republish SMALLINT NOT NULL
272
        )' . $INNODB);
273 274 275 276
        execute_sql('CREATE TABLE {artefact_access_usr} (
            usr INTEGER NOT NULL REFERENCES {usr}(id),
            artefact INTEGER NOT NULL REFERENCES {artefact}(id),
            can_republish SMALLINT
277
        )' . $INNODB);
278

279 280 281

        // grouptype tables
        execute_sql("CREATE TABLE {grouptype} (
282
            name VARCHAR(20) PRIMARY KEY,
283 284
            submittableto SMALLINT NOT NULL,
            defaultrole VARCHAR(255) NOT NULL DEFAULT 'member'
285
        )" . $INNODB);
286 287 288
        execute_sql("INSERT INTO {grouptype} (name,submittableto) VALUES ('standard',0)");
        execute_sql("INSERT INTO {grouptype} (name,submittableto) VALUES ('course',1)");

289 290
        execute_sql('CREATE TABLE {grouptype_roles} (
            grouptype VARCHAR(20) NOT NULL REFERENCES {grouptype}(name),
291 292
            edit_views SMALLINT NOT NULL DEFAULT 1,
            see_submitted_views SMALLINT NOT NULL DEFAULT 0,
Richard Mansfield's avatar
Richard Mansfield committed
293
            role VARCHAR(255) NOT NULL
294
        )' . $INNODB);
295 296 297 298 299
        execute_sql("INSERT INTO {grouptype_roles} (grouptype,edit_views,see_submitted_views,role) VALUES ('standard',1,0,'admin')");
        execute_sql("INSERT INTO {grouptype_roles} (grouptype,edit_views,see_submitted_views,role) VALUES ('standard',1,0,'member')");
        execute_sql("INSERT INTO {grouptype_roles} (grouptype,edit_views,see_submitted_views,role) VALUES ('course',1,0,'admin')");
        execute_sql("INSERT INTO {grouptype_roles} (grouptype,edit_views,see_submitted_views,role) VALUES ('course',1,1,'tutor')");
        execute_sql("INSERT INTO {grouptype_roles} (grouptype,edit_views,see_submitted_views,role) VALUES ('course',0,0,'member')");
Richard Mansfield's avatar
Richard Mansfield committed
300 301 302 303 304 305 306 307 308 309 310 311

        if (is_postgres()) {
            $table = new XMLDBTable('group');
            $key = new XMLDBKey('grouptypefk');
            $key->setAttributes(XMLDB_KEY_FOREIGN, array('grouptype'), 'grouptype', array('name'));
            add_key($table, $key);
        }
        else if (is_mysql()) {
            // Seems to refuse to create foreign key, not sure why yet
            execute_sql("ALTER TABLE {group} ADD INDEX {grou_gro_ix} (grouptype);");
            // execute_sql("ALTER TABLE {group} ADD CONSTRAINT {grou_gro_fk} FOREIGN KEY (grouptype) REFERENCES {grouptype} (name);");
        }
312

313 314

        // Group views
Richard Mansfield's avatar
Richard Mansfield committed
315 316
        execute_sql('ALTER TABLE {view} ADD COLUMN "group" BIGINT');
        execute_sql('ALTER TABLE {view} ADD CONSTRAINT {view_gro_fk} FOREIGN KEY ("group") REFERENCES {group}(id)');
317
        if (is_postgres()) {
Richard Mansfield's avatar
Richard Mansfield committed
318
            execute_sql('ALTER TABLE {view} ALTER COLUMN owner DROP NOT NULL');
319 320 321
            execute_sql('ALTER TABLE {view} ALTER COLUMN ownerformat DROP NOT NULL');
        }
        else if (is_mysql()) {
Richard Mansfield's avatar
Richard Mansfield committed
322
            execute_sql('ALTER TABLE {view} MODIFY owner BIGINT(10) NULL');
323 324
            execute_sql('ALTER TABLE {view} MODIFY ownerformat TEXT NULL');
        }
Richard Mansfield's avatar
Richard Mansfield committed
325
        execute_sql('ALTER TABLE {view_access_group} ADD COLUMN role VARCHAR(255)');
Richard Mansfield's avatar
Richard Mansfield committed
326 327 328
        execute_sql("UPDATE {view_access_group} SET role = 'tutor' WHERE tutoronly = 1");
        execute_sql('ALTER TABLE {view_access_group} DROP COLUMN tutoronly');

329

330
        // grouptype plugin tables
331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378
        $table = new XMLDBTable('grouptype_installed');
        $table->addFieldInfo('name', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL);
        $table->addFieldInfo('version', XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL);
        $table->addFieldInfo('release', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL);
        $table->addFieldInfo('active', XMLDB_TYPE_INTEGER,  1, null, XMLDB_NOTNULL, null, null, null, 1);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('name'));
        create_table($table);
       
        $table = new XMLDBTable('grouptype_cron');
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL);
        $table->addFieldInfo('callfunction', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL);
        $table->addFieldInfo('minute', XMLDB_TYPE_CHAR, 25, null, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('hour', XMLDB_TYPE_CHAR, 25, null, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('day', XMLDB_TYPE_CHAR, 25, null, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('dayofweek', XMLDB_TYPE_CHAR, 25, null, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('month', XMLDB_TYPE_CHAR, 25, null, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('nextrun', XMLDB_TYPE_DATETIME, null, null);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('plugin', 'callfunction'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'grouptype_installed', array('name'));
        create_table($table); 

        $table = new XMLDBTable('grouptype_config');
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 100, null, XMLDB_NOTNULL);
        $table->addFieldInfo('field', XMLDB_TYPE_CHAR, 100, null, XMLDB_NOTNULL);
        $table->addFieldInfo('value', XMLDB_TYPE_TEXT, 'small', null, XMLDB_NOTNULL);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('plugin', 'field'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'grouptype_installed', array('name'));
        create_table($table);

        $table = new XMLDBTable('grouptype_event_subscription');
        $table->addFieldInfo('id', XMLDB_TYPE_INTEGER, 10, null, 
            XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL);
        $table->addFieldInfo('event', XMLDB_TYPE_CHAR, 50, null, XMLDB_NOTNULL);
        $table->addFieldInfo('callfunction', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'grouptype_installed', array('name'));
        $table->addKeyInfo('eventfk', XMLDB_KEY_FOREIGN, array('event'), 'event_type', array('name'));
        $table->addKeyInfo('subscruk', XMLDB_KEY_UNIQUE, array('plugin', 'event', 'callfunction'));
        create_table($table);

        if ($data = check_upgrades('grouptype.standard')) {
            upgrade_plugin($data);
        }
        if ($data = check_upgrades('grouptype.course')) {
            upgrade_plugin($data);
        }

Richard Mansfield's avatar
Richard Mansfield committed
379

380
        // Group invitations take a role
381 382
        execute_sql('ALTER TABLE {group_member_invite} ADD COLUMN role VARCHAR(255)');

383

384 385
    }

Richard Mansfield's avatar
Richard Mansfield committed
386
    if ($oldversion < 2008081101) {
387 388
        execute_sql("ALTER TABLE {view} ADD COLUMN institution CHARACTER VARYING(255);");
        execute_sql("ALTER TABLE {view} ADD CONSTRAINT {view_ins_fk} FOREIGN KEY (institution) REFERENCES {institution}(name);");
389 390
        execute_sql("ALTER TABLE {view} ADD COLUMN template SMALLINT NOT NULL DEFAULT 0;");
    }
391

392 393 394 395 396
    if ($oldversion < 2008081102) {
        execute_sql("ALTER TABLE {view} ADD COLUMN copynewuser SMALLINT NOT NULL DEFAULT 0;");
        execute_sql('CREATE TABLE {view_autocreate_grouptype} (
            view INTEGER NOT NULL REFERENCES {view}(id),
            grouptype VARCHAR(20) NOT NULL REFERENCES {grouptype}(name)
397
        )' . $INNODB);
398 399
    }

400
    if ($oldversion < 2008090100) {
401
        $table = new XMLDBTable('import_queue');
402 403 404 405 406 407
        $table->addFieldInfo('id', XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
        $table->addFieldInfo('host', XMLDB_TYPE_CHAR, 255, null, XMLDB_NOTNULL);
        $table->addFieldInfo('usr', XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL);
        $table->addFieldInfo('queue', XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, '1');
        $table->addFieldInfo('ready', XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, '0');
        $table->addFieldInfo('expirytime', XMLDB_TYPE_DATETIME, null, null, XMLDB_NOTNULL);
408 409 410
        $table->addFieldInfo('format', XMLDB_TYPE_CHAR, 50, null, null);
        $table->addFieldInfo('data', XMLDB_TYPE_TEXT, 'large', null, null);
        $table->addFieldInfo('token', XMLDB_TYPE_CHAR, 40, null, XMLDB_NOTNULL);
411 412 413 414 415
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->addKeyInfo('usrfk', XMLDB_KEY_FOREIGN, array('usr'), 'usr', array('id'));
        $table->addKeyInfo('hostfk', XMLDB_KEY_FOREIGN, array('host'), 'host', array('wwwroot'));

        create_table($table);
416 417 418 419 420 421 422 423 424 425
        // Install a cron job to process the queue
        $cron = new StdClass;

        $cron->callfunction = 'import_process_queue';
        $cron->minute       = '*/5';
        $cron->hour         = '*';
        $cron->day          = '*';
        $cron->month        = '*';
        $cron->dayofweek    = '*';
        insert_record('cron', $cron);
426 427
    }

Richard Mansfield's avatar
Richard Mansfield committed
428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443
    if ($oldversion < 2008090800) {
        $table = new XMLDBTable('artefact_log');
        $table->addFieldInfo('artefact', XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL);
        $table->addFieldInfo('usr', XMLDB_TYPE_INTEGER, 10, null, null);
        $table->addFieldInfo('time', XMLDB_TYPE_DATETIME, null, null, XMLDB_NOTNULL);
        $table->addFieldInfo('title', XMLDB_TYPE_TEXT, null);
        $table->addFieldInfo('description', XMLDB_TYPE_TEXT, null);
        $table->addFieldInfo('parent', XMLDB_TYPE_INTEGER, 10, null, null);
        $table->addFieldInfo('created', XMLDB_TYPE_INTEGER, 1, null, null);
        $table->addFieldInfo('deleted', XMLDB_TYPE_INTEGER, 1, null, null);
        $table->addFieldInfo('edited', XMLDB_TYPE_INTEGER, 1, null, null);
        $table->addIndexInfo('artefactix', XMLDB_INDEX_NOTUNIQUE, array('artefact'));
        $table->addKeyInfo('usrfk', XMLDB_KEY_FOREIGN, array('usr'), 'usr', array('id'));
        create_table($table);
    }

444 445 446 447 448 449 450 451 452 453 454
    if ($oldversion < 2008091500) {
        // NOTE: Yes, this number is bigger than the number for the next upgrade
        // The next upgrade got committed first. It deletes all users properly, 
        // but the usr table has a 30 character limit on username, which can be 
        // violated when people with long usernames are deleted
        $table = new XMLDBTable('usr');
        $field = new XMLDBField('username');
        $field->setAttributes(XMLDB_TYPE_CHAR, 100, null, XMLDB_NOTNULL);
        change_field_precision($table, $field);
    }

455 456 457 458
    if ($oldversion < 2008091200) {
        // Some cleanups for deleted users, based on the new model of handling them
        if ($userids = get_column('usr', 'id', 'deleted', 1)) {
            foreach ($userids as $userid) {
Richard Mansfield's avatar
Richard Mansfield committed
459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492
                // We want to append 'deleted.timestamp' to some unique fields in the usr 
                // table, so they can be reused by new accounts
                $fieldstomunge = array('username', 'email');
                $datasuffix = '.deleted.' . time();

                $user = get_record('usr', 'id', $userid, null, null, null, null, implode(', ', $fieldstomunge));

                $deleterec = new StdClass;
                $deleterec->id = $userid;
                $deleterec->deleted = 1;
                foreach ($fieldstomunge as $field) {
                    if (!preg_match('/\.deleted\.\d+$/', $user->$field)) {
                        $deleterec->$field = $user->$field . $datasuffix;
                    }
                }

                // Set authinstance to default internal, otherwise the old authinstance can be blocked from deletion
                // by deleted users.
                $authinst = get_field('auth_instance', 'id', 'institution', 'mahara', 'instancename', 'internal');
                if ($authinst) {
                    $deleterec->authinstance = $deleterec->lastauthinstance = $authinst;
                }

                update_record('usr', $deleterec);

                // Because the user is being deleted, but their email address may be wanted 
                // for a new user, we change their email addresses to add 
                // 'deleted.[timestamp]'
                execute_sql("UPDATE {artefact_internal_profile_email}
                             SET email = email || ?
                             WHERE owner = ? AND NOT email LIKE '%.deleted.%'", array($datasuffix, $userid));

                // Remove remote user records
                delete_records('auth_remote_user', 'localusr', $userid);
493 494 495 496
            }
        }
    }

497
    if ($oldversion < 2008091601) {
498
        $table = new XMLDBTable('event_subscription');
Richard Mansfield's avatar
Richard Mansfield committed
499 500 501 502 503
        if (!table_exists($table)) {
            $table->addFieldInfo('id', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED,
                XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
            $table->addFieldInfo('event', XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $table->addFieldInfo('callfunction',  XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
504

Richard Mansfield's avatar
Richard Mansfield committed
505 506 507
            $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
            $table->addKeyInfo('eventfk', XMLDB_KEY_FOREIGN, array('event'), 'event_type', array('name'));
            $table->addKeyInfo('subscruk', XMLDB_KEY_UNIQUE, array('event', 'callfunction'));
508

Richard Mansfield's avatar
Richard Mansfield committed
509
            create_table($table);
510
 
Richard Mansfield's avatar
Richard Mansfield committed
511
            insert_record('event_subscription', (object)array('event' => 'createuser', 'callfunction' => 'activity_set_defaults'));
512

Richard Mansfield's avatar
Richard Mansfield committed
513 514 515
            $table = new XMLDBTable('view_type');
            $table->addFieldInfo('type', XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('type'));
516

Richard Mansfield's avatar
Richard Mansfield committed
517
            create_table($table);
Richard Mansfield's avatar
Richard Mansfield committed
518

Richard Mansfield's avatar
Richard Mansfield committed
519 520 521 522 523 524
            $viewtypes = array('portfolio', 'profile');
            foreach ($viewtypes as $vt) {
                insert_record('view_type', (object)array(
                    'type' => $vt,
                ));
            }
525

Richard Mansfield's avatar
Richard Mansfield committed
526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544
            $table = new XMLDBTable('blocktype_installed_viewtype');
            $table->addFieldInfo('blocktype', XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $table->addFieldInfo('viewtype', XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
            $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('blocktype', 'viewtype'));
            $table->addKeyInfo('blocktypefk', XMLDB_KEY_FOREIGN, array('blocktype'), 'blocktype_installed', array('name'));
            $table->addKeyInfo('viewtypefk', XMLDB_KEY_FOREIGN, array('viewtype'), 'view_type', array('type'));

            create_table($table);

            $table = new XMLDBTable('view');
            $field = new XMLDBField('type');
            $field->setAttributes(XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, null);
            add_field($table, $field);
            $key = new XMLDBKey('typefk');
            $key->setAttributes(XMLDB_KEY_FOREIGN, array('type'), 'view_type', array('type'));
            add_key($table, $key);
            set_field('view', 'type', 'portfolio');
            $field->setAttributes(XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
            change_field_notnull($table, $field);
545

546
            if ($blocktypes = plugins_installed('blocktype', true)) {
Richard Mansfield's avatar
Richard Mansfield committed
547 548 549
                foreach ($blocktypes as $bt) {
                    install_blocktype_viewtypes_for_plugin(blocktype_single_to_namespaced($bt->name, $bt->artefactplugin));
                }
550 551 552 553
            }
        }
    }

554 555 556 557 558 559 560
    if ($oldversion < 2008091603) {
        foreach(array('myviews', 'mygroups', 'myfriends', 'wall') as $blocktype) {
            $data = check_upgrades("blocktype.$blocktype");
            if ($data) {
                upgrade_plugin($data);
            }
        }
Richard Mansfield's avatar
Richard Mansfield committed
561
        if (!get_record('view', 'owner', 0, 'type', 'profile')) {
562 563 564 565 566
            // First ensure system user has id = 0; In older MySQL installations it may be > 0
            $sysuser = get_record('usr', 'username', 'root');
            if ($sysuser && $sysuser->id > 0 && !count_records('usr', 'id', 0)) {
                set_field('usr', 'id', 0, 'id', $sysuser->id);
            }
Richard Mansfield's avatar
Richard Mansfield committed
567
            // Install system profile view
568
            require_once(get_config('libroot') . 'view.php');
Richard Mansfield's avatar
Richard Mansfield committed
569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600
            $dbtime = db_format_timestamp(time());
            $viewdata = (object) array(
                'type'        => 'profile',
                'owner'       => 0,
                'numcolumns'  => 2,
                'ownerformat' => FORMAT_NAME_PREFERREDNAME,
                'title'       => get_string('profileviewtitle', 'view'),
                'description' => '',
                'template'    => 1,
                'ctime'       => $dbtime,
                'atime'       => $dbtime,
                'mtime'       => $dbtime,
            );
            $id = insert_record('view', $viewdata, 'id', true);
            $accessdata = (object) array('view' => $id, 'accesstype' => 'loggedin');
            insert_record('view_access', $accessdata);
            $blocktypes = array('myviews' => 1, 'mygroups' => 1, 'myfriends' => 2, 'wall' => 2);  // column ids
            $installed = get_column_sql('SELECT name FROM {blocktype_installed} WHERE name IN (' . join(',', array_map('db_quote', array_keys($blocktypes))) . ')');
            $weights = array(1 => 0, 2 => 0);
            foreach (array_keys($blocktypes) as $blocktype) {
                if (in_array($blocktype, $installed)) {
                    $weights[$blocktypes[$blocktype]]++;
                    insert_record('block_instance', (object) array(
                        'blocktype'  => $blocktype,
                        'title'      => get_string('title', 'blocktype.' . $blocktype),
                        'view'       => $id,
                        'column'     => $blocktypes[$blocktype],
                        'order'      => $weights[$blocktypes[$blocktype]],
                    ));
                }
            }
        }
601 602
    }

Nigel McNie's avatar
Nigel McNie committed
603
    if ($oldversion < 2008091604) {
604 605 606 607 608 609
        $table = new XMLDBTable('usr');
        $field = new XMLDBField('lastlastlogin');
        $field->setAttributes(XMLDB_TYPE_DATETIME, null, null);
        add_field($table, $field);
    }

610 611 612 613 614 615 616
    if ($oldversion < 2008092000) {
        $table = new XMLDBTable('usr');
        $field = new XMLDBField('lastaccess');
        $field->setAttributes(XMLDB_TYPE_DATETIME, null, null);
        add_field($table, $field);
    }

617 618 619 620
    // The previous upgrade forces the user to be logged out.  The
    // next upgrade should probably set disablelogin = false and
    // minupgradefrom = 2008092000 in version.php.

621 622 623 624 625 626
    if ($oldversion < 2008101500) {
        // Remove event subscription for new user accounts to have a default 
        // profile view created, they're now created on demand
        execute_sql("DELETE FROM {event_subscription} WHERE event = 'createuser' AND callfunction = 'install_default_profile_view';");
    }

627
    if ($oldversion < 2008101602) {
628 629 630 631 632
        $artefactdata = get_config('dataroot') . 'artefact/';
        if (is_dir($artefactdata . 'file/profileicons')) {
            throw new SystemException("Upgrade 2008101602: $artefactdata/file/profileicons already exists!");
        }

633
        // Move artefact/internal/profileicons directory to artefact/file
634 635 636 637
        set_field('artefact_installed_type', 'plugin', 'file', 'name', 'profileicon');
        set_field('artefact_config', 'plugin', 'file', 'field', 'profileiconwidth');
        set_field('artefact_config', 'plugin', 'file', 'field', 'profileiconheight');

638 639 640 641
        if (is_dir($artefactdata . 'internal/profileicons')) {
            if (!is_dir($artefactdata . 'file')) {
                mkdir($artefactdata . 'file');
            }
642
            if (!rename($artefactdata . 'internal/profileicons', $artefactdata . 'file/profileicons')) {
643
                throw new SystemException("Failed moving $artefactdata/internal/profileicons to $artefactdata/file/profileicons");
644
            }
645 646 647 648 649

            // Insert artefact_file_files records for all profileicons
            $profileicons = get_column('artefact', 'id', 'artefacttype', 'profileicon');
            if ($profileicons) {
                foreach ($profileicons as $a) {
650 651 652
                    $filename = $artefactdata . 'file/profileicons/originals/' . ($a % 256) . '/' . $a;
                    if (file_exists($filename)) {
                        $filesize = filesize($filename);
653 654 655 656
                        $imagesize = getimagesize($artefactdata . 'file/profileicons/originals/' . ($a % 256) . '/' . $a);
                        insert_record('artefact_file_files', (object) array('artefact' => $a, 'fileid' => $a, 'size' => $filesize));
                        insert_record('artefact_file_image', (object) array('artefact' => $a, 'width' => $imagesize[0], 'height' => $imagesize[1]));
                    } else {
657
                        log_debug("Profile icon artefact $a has no file on disk at $filename");
658 659
                    }
                }
660 661
            }
        }
662 663
    }

Richard Mansfield's avatar
Richard Mansfield committed
664 665 666 667 668 669 670 671 672 673 674
    if ($oldversion < 2008102200) {
        $table = new XMLDBTable('view_access_token');
        $table->addFieldInfo('view', XMLDB_TYPE_INTEGER, 10, false, XMLDB_NOTNULL);
        $table->addFieldInfo('token', XMLDB_TYPE_CHAR, 100, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('startdate', XMLDB_TYPE_DATETIME, null, null);
        $table->addFieldInfo('stopdate', XMLDB_TYPE_DATETIME, null, null);
        $table->addKeyInfo('viewfk', XMLDB_KEY_FOREIGN, array('view'), 'view', array('id'));
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('token'));
        create_table($table);
    }

675 676 677
    if ($oldversion < 2008102400) {
        // Feedback can be left by anon users with a view token, so feedback author must be nullable
        $table = new XMLDBTable('view_feedback');
678
        if (is_mysql()) {
679
            execute_sql("ALTER TABLE {view_feedback} DROP FOREIGN KEY {viewfeed_aut_fk}");
680 681 682 683 684 685 686
            execute_sql('ALTER TABLE {view_feedback} MODIFY author BIGINT(10) NULL');
        }
        else {
            $field = new XMLDBField('author');
            $field->setAttributes(XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED);
            change_field_notnull($table, $field);
        }
687 688 689 690 691
        $key = new XMLDBKEY('authorfk');
        $key->setAttributes(XMLDB_KEY_FOREIGN, array('author'), 'usr', array('id'));
        add_key($table, $key);

        $table = new XMLDBTable('artefact_feedback');
692
        if (is_mysql()) {
693
            execute_sql("ALTER TABLE {artefact_feedback} DROP FOREIGN KEY {artefeed_aut_fk}");
694 695 696 697 698 699 700
            execute_sql('ALTER TABLE {artefact_feedback} MODIFY author BIGINT(10) NULL');
        }
        else {
            $field = new XMLDBField('author');
            $field->setAttributes(XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED);
            change_field_notnull($table, $field);
        }
701 702 703 704 705 706 707 708
        $key = new XMLDBKEY('authorfk');
        $key->setAttributes(XMLDB_KEY_FOREIGN, array('author'), 'usr', array('id'));
        add_key($table, $key);

        table_column('view_feedback', null, 'authorname', 'text', null, null, null, '');
        table_column('artefact_feedback', null, 'authorname', 'text', null, null, null, '');
    }

709 710 711 712 713 714 715 716 717
    if ($oldversion < 2008110700) {
        $table = new XMLDBTable('group');
        $field = new XMLDBField('public');
        $field->setAttributes(XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, 0);
        add_field($table, $field);

        set_config('createpublicgroups', 'admins');
    }

718 719 720 721
    if ($oldversion < 2008111102) {
        set_field('grouptype_roles', 'see_submitted_views', 1, 'grouptype', 'course', 'role', 'admin');
    }

722 723 724 725 726 727 728 729 730 731
    if ($oldversion < 2008111200) {
        // Event subscription for auto adding users to groups
        insert_record('event_subscription', (object)array('event' => 'createuser', 'callfunction' => 'add_user_to_autoadd_groups'));

        $table = new XMLDBTable('group');
        $field = new XMLDBField('usersautoadded');
        $field->setAttributes(XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, 0);
        add_field($table, $field);
    }

732 733 734 735 736 737 738
    if ($oldversion < 2008111201) {
        $event = (object)array(
            'name' => 'userjoinsgroup',
        );
        ensure_record_exists('event_type', $event, $event);
    }

739 740 741 742 743
    if ($oldversion < 2008110400) {
        // Correct capitalisation of internal authinstance for 'no institution', only if it hasn't changed previously
        execute_sql("UPDATE {auth_instance} SET instancename = 'Internal' WHERE institution = 'mahara' AND authname = 'internal' AND instancename = 'internal'");
    }

744 745 746
    if ($oldversion < 2008121500) {
        // Make sure the system profile view is marked as a template and is 
        // allowed to be copied by everyone
747
        require_once('view.php');
748
        execute_sql("UPDATE {view} SET template = 1 WHERE owner = 0 AND type = 'profile'");
749 750 751
        $viewid = get_field('view', 'id', 'owner', 0, 'type', 'profile');
        delete_records('view_access', 'view', $viewid);
        insert_record('view_access', (object) array('view' => $viewid, 'accesstype' => 'loggedin'));
752 753
    }

754 755 756 757 758 759
    if ($oldversion < 2008122300) {
        // Delete all activity_queue entries older than 2 weeks. Designed to 
        // prevent total spammage caused by the activity queue processing bug
        delete_records_select('activity_queue', 'ctime < ?', array(db_format_timestamp(time() - (86400 * 14))));
    }

760 761 762 763 764 765 766 767
    if ($oldversion < 2009011500) {
        // Make the "port" column larger so it can handle any port number
        $table = new XMLDBTable('host');
        $field = new XMLDBField('portno');
        $field->setAttributes(XMLDB_TYPE_INTEGER, 10, null, XMLDB_NOTNULL, null, null, null, 80);
        change_field_precision($table, $field);
    }

768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798
    if ($oldversion < 2009021600) {
        // Add constraints on view and artefact tables to make sure that of the 
        // owner/group/institution fields, only one is set at any given time

        // First, we make blind assumptions in order to tweak the data into 
        // being valid. In theory, there shouldn't be much danger because most 
        // people will upgrade from 1.0 to 1.1, and thus never have invalid 
        // data in their tables.
        execute_sql('UPDATE {artefact} SET owner = NULL WHERE institution IS NOT NULL');
        execute_sql('UPDATE {artefact} SET "group" = NULL WHERE institution IS NOT NULL');
        execute_sql('UPDATE {artefact} SET owner = NULL WHERE "group" IS NOT NULL');
        execute_sql('UPDATE {view} SET owner = NULL WHERE institution IS NOT NULL');
        execute_sql('UPDATE {view} SET "group" = NULL WHERE institution IS NOT NULL');
        execute_sql('UPDATE {view} SET owner = NULL WHERE "group" IS NOT NULL');

        // Now add the constraints. MySQL parses check constraints but doesn't 
        // actually apply them. So these protections will only apply if you use 
        // Postgres. You did read the installation instruction's 
        // recommendations that you use postgres, didn't you?
        execute_sql('ALTER TABLE {artefact} ADD CHECK (
            (owner IS NOT NULL AND "group" IS NULL     AND institution IS NULL) OR
            (owner IS NULL     AND "group" IS NOT NULL AND institution IS NULL) OR
            (owner IS NULL     AND "group" IS NULL     AND institution IS NOT NULL)
        )');
        execute_sql('ALTER TABLE {view} ADD CHECK (
            (owner IS NOT NULL AND "group" IS NULL     AND institution IS NULL) OR
            (owner IS NULL     AND "group" IS NOT NULL AND institution IS NULL) OR
            (owner IS NULL     AND "group" IS NULL     AND institution IS NOT NULL)
        )');
    }

799
    if ($oldversion < 2009021700) {
800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815
        try {
            include_once('xmlize.php');
            $newlist = xmlize(file_get_contents(get_config('libroot') . 'htmlpurifiercustom/filters.xml'));
            $filters = $newlist['filters']['#']['filter'];
            foreach ($filters as &$f) {
                $f = (object) array(
                    'site' => $f['#']['site'][0]['#'],
                    'file' => $f['#']['filename'][0]['#']
                );
            }
            $filters[] = (object) array('site' => 'http://www.youtube.com', 'file' => 'YouTube');
            set_config('filters', serialize($filters));
        }
        catch (Exception $e) {
            log_debug('Upgrade 2009021700: failed to load html filters');
        }
816 817
    }

818 819 820 821 822 823 824
    if ($oldversion < 2009021701) {
        // Make sure that all views that can be copied have loggedin access
        // This upgrade just fixes potentially corrupt data caused by running a 
        // beta version then upgrading it
        if ($views = get_column('view', 'id', 'copynewuser', '1')) {
            $views[] = 1;
            foreach ($views as $viewid) {
825 826 827 828 829 830 831
                if (!record_exists('view_access', 'view', $viewid, 'accesstype', 'loggedin')) {
                    // We're not checking that access dates are null (aka
                    // it can always be accessed), but the chance of people
                    // needing this upgrade are slim anyway
                    insert_record('view_access', (object) array(
                        'view' => $viewid,
                        'accesstype' => 'loggedin',
832 833
                        'startdate' => null,
                        'stopdate'  => null,
834
                    ));
835 836 837 838 839
                }
            }
        }
    }

840
    if ($oldversion < 2009021900) {
841
        // Generate a unique installation key
842 843 844
        set_config('installation_key', get_random_key());
    }

845 846 847 848 849 850 851 852 853 854 855 856
    if ($oldversion < 2009021901) {
        // Insert a cron job to send registration data to mahara.org
        $cron = new StdClass;
        $cron->callfunction = 'cron_send_registration_data';
        $cron->minute       = rand(0, 59);
        $cron->hour         = rand(0, 23);
        $cron->day          = '*';
        $cron->month        = '*';
        $cron->dayofweek    = rand(0, 6);
        insert_record('cron', $cron);
    }

857
    if ($oldversion < 2009022700) {
858 859
        // Get rid of all blocks with position 0 caused by 'about me' block on profile views
        if (count_records('block_instance', 'order', 0) && !count_records_select('block_instance', '"order" < 0')) {
860 861 862 863 864 865 866 867 868 869 870 871 872 873
            if (is_mysql()) {
                $ids = get_column_sql('
                    SELECT i.id FROM {block_instance} i
                    INNER JOIN (SELECT view, "column" FROM {block_instance} WHERE "order" = 0) z
                        ON (z.view = i.view AND z.column = i.column)'
                );
                execute_sql('UPDATE {block_instance} SET "order" =  -1 * "order" WHERE id IN (' . join(',', $ids) . ')');
            } else {
                execute_sql('UPDATE {block_instance} SET "order" =  -1 * "order" WHERE id IN (
                    SELECT i.id FROM {block_instance} i
                    INNER JOIN (SELECT view, "column" FROM {block_instance} WHERE "order" = 0) z
                        ON (z.view = i.view AND z.column = i.column))'
                );
            }
874 875 876 877 878
            execute_sql('UPDATE {block_instance} SET "order" = 1 WHERE "order" = 0');
            execute_sql('UPDATE {block_instance} SET "order" = -1 * ("order" - 1) WHERE "order" < 0');
        }
    }

879 880 881 882
    if ($oldversion < 2009031000) {
        reload_html_filters();
    }

883 884 885 886 887 888 889 890 891 892
    if ($oldversion < 2009031300) {
        $table = new XMLDBTable('institution');

        $expiry = new XMLDBField('expiry');
        $expiry->setAttributes(XMLDB_TYPE_DATETIME);
        add_field($table, $expiry);

        $expirymailsent = new XMLDBField('expirymailsent');
        $expirymailsent->setAttributes(XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, 0);
        add_field($table, $expirymailsent);
893

894 895 896
        $suspended = new XMLDBField('suspended');
        $suspended->setAttributes(XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, 0);
        add_field($table, $suspended);
897 898

        // Insert a cron job to check for soon expiring and expired institutions
899 900 901 902 903 904 905 906 907 908
        if (!record_exists('cron', 'callfunction', 'auth_handle_institution_expiries')) {
            $cron = new StdClass;
            $cron->callfunction = 'auth_handle_institution_expiries';
            $cron->minute       = '5';
            $cron->hour         = '9';
            $cron->day          = '*';
            $cron->month        = '*';
            $cron->dayofweek    = '*';
            insert_record('cron', $cron);
        }
909 910
    }

911 912 913 914 915 916 917 918 919 920
    if ($oldversion < 2009031800) {

        // Files can only attach blogpost artefacts, but we would like to be able to attach them
        // to other stuff.  Rename the existing attachment table artefact_blog_blogpost_file to
        // artefact_file_attachment so we don't end up with many tables doing the same thing.
        execute_sql("ALTER TABLE {artefact_blog_blogpost_file} RENAME TO {artefact_attachment}");

        if (is_postgres()) {
            // Ensure all of the indexes and constraints are renamed
            execute_sql("
921 922
            ALTER TABLE {artefact_attachment} RENAME blogpost TO artefact;
            ALTER TABLE {artefact_attachment} RENAME file TO attachment;
923 924 925 926 927 928 929 930 931 932 933 934 935

            ALTER INDEX {arteblogblogfile_blofil_pk} RENAME TO {arteatta_artatt_pk};
            ALTER INDEX {arteblogblogfile_blo_ix} RENAME TO {arteatta_art_ix};
            ALTER INDEX {arteblogblogfile_fil_ix} RENAME TO {arteatta_att_ix};

            ALTER TABLE {artefact_attachment} DROP CONSTRAINT {arteblogblogfile_blo_fk};
            ALTER TABLE {artefact_attachment} ADD CONSTRAINT {arteatta_art_fk} FOREIGN KEY (artefact) REFERENCES {artefact}(id);

            ALTER TABLE {artefact_attachment} DROP CONSTRAINT {arteblogblogfile_fil_fk};
            ALTER TABLE {artefact_attachment} ADD CONSTRAINT {arteatta_att_fk} FOREIGN KEY (attachment) REFERENCES {artefact}(id);
            ");
        }
        else if (is_mysql()) {
936 937
            execute_sql("ALTER TABLE {artefact_attachment} DROP FOREIGN KEY {arteblogblogfile_blo_fk}");
            execute_sql("ALTER TABLE {artefact_attachment} DROP INDEX {arteblogblogfile_blo_ix}");
938
            execute_sql("ALTER TABLE {artefact_attachment} CHANGE blogpost artefact BIGINT(10) DEFAULT NULL");
939
            execute_sql("ALTER TABLE {artefact_attachment} ADD CONSTRAINT {arteatta_art_fk} FOREIGN KEY {arteatta_art_ix} (artefact) REFERENCES {artefact}(id)");
940

941 942
            execute_sql("ALTER TABLE {artefact_attachment} DROP FOREIGN KEY {arteblogblogfile_fil_fk}");
            execute_sql("ALTER TABLE {artefact_attachment} DROP INDEX {arteblogblogfile_fil_ix}");
943
            execute_sql("ALTER TABLE {artefact_attachment} CHANGE file attachment BIGINT(10) DEFAULT NULL");
944
            execute_sql("ALTER TABLE {artefact_attachment} ADD CONSTRAINT {arteatta_att_fk} FOREIGN KEY {arteatta_att_ix} (attachment) REFERENCES {artefact}(id)");
945 946 947 948 949 950 951 952 953
        }

        // Drop the _pending table. From now on files uploaded as attachments will become artefacts
        // straight away.  Hopefully changes to the upload/file browser form will make it clear to
        // the user that these attachments sit in his/her files area as soon as they are uploaded.
        $table = new XMLDBTable('artefact_blog_blogpost_file_pending');
        drop_table($table);
    }

954 955 956 957 958
    if ($oldversion < 2009040900) {
        // The view access page has been putting the string 'null' in as a group role in IE.
        set_field('view_access_group', 'role', null, 'role', 'null');
    }

959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050
    if ($oldversion < 2009040901) {
        $table = new XMLDBTable('import_installed');
        $table->addFieldInfo('name', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('version', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('release', XMLDB_TYPE_TEXT, 'small', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('active', XMLDB_TYPE_INTEGER,  1, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, 1);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('name'));

        create_table($table);

        $table = new XMLDBTable('import_cron');
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('callfunction', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('minute', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('hour', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('day', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('dayofweek', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('month', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('nextrun', XMLDB_TYPE_DATETIME, null, null);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('plugin', 'callfunction'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'import_installed', array('name'));

        create_table($table);

        $table = new XMLDBTable('import_config');
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 100, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('field', XMLDB_TYPE_CHAR, 100, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('value', XMLDB_TYPE_TEXT, 'small', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('plugin', 'field'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'import_installed', array('name'));

        create_table($table);

        $table = new XMLDBTable('import_event_subscription');
        $table->addFieldInfo('id', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED,
            XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('event', XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('callfunction', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'import_installed', array('name'));
        $table->addKeyInfo('eventfk', XMLDB_KEY_FOREIGN, array('event'), 'event_type', array('name'));
        $table->addKeyInfo('subscruk', XMLDB_KEY_UNIQUE, array('plugin', 'event', 'callfunction'));

        create_table($table);

        $table = new XMLDBTable('export_installed');
        $table->addFieldInfo('name', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('version', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('release', XMLDB_TYPE_TEXT, 'small', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('active', XMLDB_TYPE_INTEGER,  1, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, 1);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('name'));

        create_table($table);

        $table = new XMLDBTable('export_cron');
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('callfunction', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('minute', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('hour', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('day', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('dayofweek', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('month', XMLDB_TYPE_CHAR, 25, XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null, null, '*');
        $table->addFieldInfo('nextrun', XMLDB_TYPE_DATETIME, null, null);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('plugin', 'callfunction'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'export_installed', array('name'));

        create_table($table);

        $table = new XMLDBTable('export_config');
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 100, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('field', XMLDB_TYPE_CHAR, 100, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('value', XMLDB_TYPE_TEXT, 'small', XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('plugin', 'field'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'export_installed', array('name'));

        create_table($table);

        $table = new XMLDBTable('export_event_subscription');
        $table->addFieldInfo('id', XMLDB_TYPE_INTEGER, 10, XMLDB_UNSIGNED,
            XMLDB_NOTNULL, XMLDB_SEQUENCE, null, null, null);
        $table->addFieldInfo('plugin', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('event', XMLDB_TYPE_CHAR, 50, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addFieldInfo('callfunction', XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, XMLDB_NOTNULL);
        $table->addKeyInfo('primary', XMLDB_KEY_PRIMARY, array('id'));
        $table->addKeyInfo('pluginfk', XMLDB_KEY_FOREIGN, array('plugin'), 'export_installed', array('name'));
        $table->addKeyInfo('eventfk', XMLDB_KEY_FOREIGN, array('event'), 'event_type', array('name'));
        $table->addKeyInfo('subscruk', XMLDB_KEY_UNIQUE, array('plugin', 'event', 'callfunction'));

        create_table($table);
    }

1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062
    if ($oldversion < 2009050700) {
        if ($data = check_upgrades('export.html')) {
            upgrade_plugin($data);
        }
        if ($data = check_upgrades('export.leap')) {
            upgrade_plugin($data);
        }
        if ($data = check_upgrades('import.leap')) {
            upgrade_plugin($data);
        }
    }

1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098
    if ($oldversion < 2009051200) {
        // Rename submittedto column to submittedgroup
        if (is_postgres()) {
            execute_sql("ALTER TABLE {view} RENAME submittedto TO submittedgroup");
        }
        else if (is_mysql()) {
            execute_sql("ALTER TABLE {view} DROP FOREIGN KEY {view_sub_fk}");
            execute_sql("ALTER TABLE {view} DROP INDEX {view_sub_ix}");
            execute_sql("ALTER TABLE {view} CHANGE submittedto submittedgroup BIGINT(10) DEFAULT NULL");
            execute_sql("ALTER TABLE {view} ADD CONSTRAINT {view_sub_fk} FOREIGN KEY {view_sub_ix} (submittedgroup) REFERENCES {group}(id)");
        }

        // Add submittedhost column for views submitted to remote moodle hosts
        $table = new XMLDBTable('view');
        $field = new XMLDBField('submittedhost');
        $field->setAttributes(XMLDB_TYPE_CHAR, 255, XMLDB_UNSIGNED, null);
        add_field($table, $field);

        // Do this manually because xmldb tries to create a key with the same name (view_sub_vk) as an existing one, and fails.
        if (is_postgres()) {
            execute_sql("ALTER TABLE {view} ADD CONSTRAINT {view_subh_fk} FOREIGN KEY (submittedhost) REFERENCES {host}(wwwroot)");
            execute_sql("CREATE INDEX {view_subh_ix} ON {view} (submittedhost)");
        }
        else if (is_mysql()) {
            execute_sql("ALTER TABLE {view} ADD CONSTRAINT {view_subh_fk} FOREIGN KEY {view_subh_ix} (submittedhost) REFERENCES {host}(wwwroot)");
        }
    }

    if ($oldversion < 2009051201) {
        // Invisible view access keys for roaming moodle teachers
        $table = new XMLDBTable('view_access_token');
        $field = new XMLDBField('visible');
        $field->setAttributes(XMLDB_TYPE_INTEGER, 1, null, XMLDB_NOTNULL, null, null, null, 1);
        add_field($table, $field);
    }

1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110
    if ($oldversion < 2009052700) {
        // Install a cron job to clean out old exports
        $cron = new StdClass;
        $cron->callfunction = 'export_cleanup_old_exports';
        $cron->minute       = '0';
        $cron->hour         = '3,13';
        $cron->day          = '*';
        $cron->month        = '*';
        $cron->dayofweek    = '*';
        insert_record('cron', $cron);
    }

1111 1112 1113 1114 1115 1116 1117
    if ($oldversion < 2009070600) {
        // This was forgotten as part of the 1.0 -> 1.1 upgrade
        if ($data = check_upgrades('blocktype.file/html')) {
              upgrade_plugin($data); 
        };
    }

1118 1119 1120 1121 1122 1123 1124
    if ($oldversion < 2009070700) {
        foreach (array('addfriend', 'removefriend', 'addfriendrequest', 'removefriendrequest') as $eventtype) {
            $event = (object) array('name' => $eventtype);
            ensure_record_exists('event_type', $event, $event);
        }
    }

1125
    if ($oldversion < 2009070900) {
1126 1127 1128 1129
        if (is_mysql()) {
            execute_sql("ALTER TABLE {usr} DROP FOREIGN KEY {usr_las_fk}");
            execute_sql("ALTER TABLE {usr} DROP INDEX {usr_las_ix}");
        }
1130 1131 1132 1133 1134
        $table = new XMLDBTable('usr');
        $field = new XMLDBField('lastauthinstance');
        drop_field($table, $field);
    }

1135
    if ($oldversion < 2009080600) {
1136 1137 1138 1139 1140 1141 1142 1143 1144
        $table = new XMLDBTable('view');
        $index = new XMLDBIndex('view_own_type_uix');
        $index->setAttributes(XMLDB_INDEX_UNIQUE, array('owner'));
        if (!index_exists($table, $index)) {
            // Delete duplicate profile views if there are any, then add an index
            // that will prevent it happening again - but only on postgres, as it's
            // the only db that supports partial indexes
            if ($viewdata = get_records_sql_array("
                SELECT owner, id
1145
                FROM {view}
1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160
                WHERE owner IN (
                    SELECT owner
                    FROM {view}
                    WHERE type = 'profile'
                    GROUP BY owner
                    HAVING COUNT(*) > 1
                )
                AND type = 'profile'
                ORDER BY owner, id", array())) {

                require_once('view.php');
                $seen = array();
                foreach ($viewdata as $record) {
                    $seen[$record->owner][] = $record->id;
                }
1161

1162 1163 1164 1165
                foreach ($seen as $owner => $views) {
                    // Remove the first one, which is their real profile view
                    array_shift($views);
                    foreach ($views as $viewid) {
1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182
                        delete_records('artefact_feedback','view',$viewid);
                        delete_records('view_feedback','view',$viewid);
                        delete_records('view_access','view',$viewid);
                        delete_records('view_access_group','view',$viewid);
                        delete_records('view_access_usr','view',$viewid);
                        delete_records('view_access_token', 'view', $viewid);
                        delete_records('view_autocreate_grouptype', 'view', $viewid);
                        delete_records('view_tag','view',$viewid);
                        delete_records('usr_watchlist_view','view',$viewid);
                        if ($blockinstanceids = get_column('block_instance', 'id', 'view', $viewid)) {
                            foreach ($blockinstanceids as $id) {
                                if (table_exists('blocktype_wall_post')) {
                                    delete_records('blocktype_wall_post', 'instance', $id);
                                }
                                delete_records('view_artefact', 'block', $id);
                                delete_records('block_instance', 'id', $id);
                            }
1183
                        }