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PostgresInstaller.php
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1 <?php
28 
36 
37  protected $globalNames = [
38  'wgDBserver',
39  'wgDBport',
40  'wgDBname',
41  'wgDBuser',
42  'wgDBpassword',
43  'wgDBmwschema',
44  ];
45 
46  protected $internalDefaults = [
47  '_InstallUser' => 'postgres',
48  ];
49 
50  public static $minimumVersion = '9.2';
51  protected static $notMinimumVersionMessage = 'config-postgres-old';
52  public $maxRoleSearchDepth = 5;
53 
54  protected $pgConns = [];
55 
56  public function getName() {
57  return 'postgres';
58  }
59 
60  public function isCompiled() {
61  return self::checkExtension( 'pgsql' );
62  }
63 
64  public function getConnectForm() {
65  return $this->getTextBox(
66  'wgDBserver',
67  'config-db-host',
68  [],
69  $this->parent->getHelpBox( 'config-db-host-help' )
70  ) .
71  $this->getTextBox( 'wgDBport', 'config-db-port' ) .
72  Html::openElement( 'fieldset' ) .
73  Html::element( 'legend', [], wfMessage( 'config-db-wiki-settings' )->text() ) .
74  $this->getTextBox(
75  'wgDBname',
76  'config-db-name',
77  [],
78  $this->parent->getHelpBox( 'config-db-name-help' )
79  ) .
80  $this->getTextBox(
81  'wgDBmwschema',
82  'config-db-schema',
83  [],
84  $this->parent->getHelpBox( 'config-db-schema-help' )
85  ) .
86  Html::closeElement( 'fieldset' ) .
87  $this->getInstallUserBox();
88  }
89 
90  public function submitConnectForm() {
91  // Get variables from the request
92  $newValues = $this->setVarsFromRequest( [
93  'wgDBserver',
94  'wgDBport',
95  'wgDBname',
96  'wgDBmwschema'
97  ] );
98 
99  // Validate them
100  $status = Status::newGood();
101  if ( !strlen( $newValues['wgDBname'] ) ) {
102  $status->fatal( 'config-missing-db-name' );
103  } elseif ( !preg_match( '/^[a-zA-Z0-9_]+$/', $newValues['wgDBname'] ) ) {
104  $status->fatal( 'config-invalid-db-name', $newValues['wgDBname'] );
105  }
106  if ( !preg_match( '/^[a-zA-Z0-9_]*$/', $newValues['wgDBmwschema'] ) ) {
107  $status->fatal( 'config-invalid-schema', $newValues['wgDBmwschema'] );
108  }
109 
110  // Submit user box
111  if ( $status->isOK() ) {
112  $status->merge( $this->submitInstallUserBox() );
113  }
114  if ( !$status->isOK() ) {
115  return $status;
116  }
117 
118  $status = $this->getPgConnection( 'create-db' );
119  if ( !$status->isOK() ) {
120  return $status;
121  }
125  $conn = $status->value;
126 
127  // Check version
128  $version = $conn->getServerVersion();
129  $status = static::meetsMinimumRequirement( $version );
130  if ( !$status->isOK() ) {
131  return $status;
132  }
133 
134  $this->setVar( 'wgDBuser', $this->getVar( '_InstallUser' ) );
135  $this->setVar( 'wgDBpassword', $this->getVar( '_InstallPassword' ) );
136 
137  return Status::newGood();
138  }
139 
140  public function getConnection() {
141  $status = $this->getPgConnection( 'create-tables' );
142  if ( $status->isOK() ) {
143  $this->db = $status->value;
144  }
145 
146  return $status;
147  }
148 
149  public function openConnection() {
150  return $this->openPgConnection( 'create-tables' );
151  }
152 
161  protected function openConnectionWithParams( $user, $password, $dbName, $schema ) {
162  $status = Status::newGood();
163  try {
164  $db = Database::factory( 'postgres', [
165  'host' => $this->getVar( 'wgDBserver' ),
166  'port' => $this->getVar( 'wgDBport' ),
167  'user' => $user,
168  'password' => $password,
169  'dbname' => $dbName,
170  'schema' => $schema,
171  'keywordTableMap' => [ 'user' => 'mwuser', 'text' => 'pagecontent' ],
172  ] );
173  $status->value = $db;
174  } catch ( DBConnectionError $e ) {
175  $status->fatal( 'config-connection-error', $e->getMessage() );
176  }
177 
178  return $status;
179  }
180 
186  protected function getPgConnection( $type ) {
187  if ( isset( $this->pgConns[$type] ) ) {
188  return Status::newGood( $this->pgConns[$type] );
189  }
190  $status = $this->openPgConnection( $type );
191 
192  if ( $status->isOK() ) {
196  $conn = $status->value;
197  $conn->clearFlag( DBO_TRX );
198  $conn->commit( __METHOD__ );
199  $this->pgConns[$type] = $conn;
200  }
201 
202  return $status;
203  }
204 
230  protected function openPgConnection( $type ) {
231  switch ( $type ) {
232  case 'create-db':
233  return $this->openConnectionToAnyDB(
234  $this->getVar( '_InstallUser' ),
235  $this->getVar( '_InstallPassword' ) );
236  case 'create-schema':
237  return $this->openConnectionWithParams(
238  $this->getVar( '_InstallUser' ),
239  $this->getVar( '_InstallPassword' ),
240  $this->getVar( 'wgDBname' ),
241  $this->getVar( 'wgDBmwschema' ) );
242  case 'create-tables':
243  $status = $this->openPgConnection( 'create-schema' );
244  if ( $status->isOK() ) {
248  $conn = $status->value;
249  $safeRole = $conn->addIdentifierQuotes( $this->getVar( 'wgDBuser' ) );
250  $conn->query( "SET ROLE $safeRole", __METHOD__ );
251  }
252 
253  return $status;
254  default:
255  throw new MWException( "Invalid special connection type: \"$type\"" );
256  }
257  }
258 
259  public function openConnectionToAnyDB( $user, $password ) {
260  $dbs = [
261  'template1',
262  'postgres',
263  ];
264  if ( !in_array( $this->getVar( 'wgDBname' ), $dbs ) ) {
265  array_unshift( $dbs, $this->getVar( 'wgDBname' ) );
266  }
267  $conn = false;
268  $status = Status::newGood();
269  foreach ( $dbs as $db ) {
270  try {
271  $p = [
272  'host' => $this->getVar( 'wgDBserver' ),
273  'port' => $this->getVar( 'wgDBport' ),
274  'user' => $user,
275  'password' => $password,
276  'dbname' => $db
277  ];
278  $conn = Database::factory( 'postgres', $p );
279  } catch ( DBConnectionError $error ) {
280  $conn = false;
281  $status->fatal( 'config-pg-test-error', $db,
282  $error->getMessage() );
283  }
284  if ( $conn !== false ) {
285  break;
286  }
287  }
288  if ( $conn !== false ) {
289  return Status::newGood( $conn );
290  } else {
291  return $status;
292  }
293  }
294 
295  protected function getInstallUserPermissions() {
296  $status = $this->getPgConnection( 'create-db' );
297  if ( !$status->isOK() ) {
298  return false;
299  }
303  $conn = $status->value;
304  $superuser = $this->getVar( '_InstallUser' );
305 
306  $row = $conn->selectRow( '"pg_catalog"."pg_roles"', '*',
307  [ 'rolname' => $superuser ], __METHOD__ );
308 
309  return $row;
310  }
311 
312  protected function canCreateAccounts() {
313  $perms = $this->getInstallUserPermissions();
314  if ( !$perms ) {
315  return false;
316  }
317 
318  return $perms->rolsuper === 't' || $perms->rolcreaterole === 't';
319  }
320 
321  protected function isSuperUser() {
322  $perms = $this->getInstallUserPermissions();
323  if ( !$perms ) {
324  return false;
325  }
326 
327  return $perms->rolsuper === 't';
328  }
329 
330  public function getSettingsForm() {
331  if ( $this->canCreateAccounts() ) {
332  $noCreateMsg = false;
333  } else {
334  $noCreateMsg = 'config-db-web-no-create-privs';
335  }
336  $s = $this->getWebUserBox( $noCreateMsg );
337 
338  return $s;
339  }
340 
341  public function submitSettingsForm() {
342  $status = $this->submitWebUserBox();
343  if ( !$status->isOK() ) {
344  return $status;
345  }
346 
347  $same = $this->getVar( 'wgDBuser' ) === $this->getVar( '_InstallUser' );
348 
349  if ( $same ) {
350  $exists = true;
351  } else {
352  // Check if the web user exists
353  // Connect to the database with the install user
354  $status = $this->getPgConnection( 'create-db' );
355  if ( !$status->isOK() ) {
356  return $status;
357  }
358  // @phan-suppress-next-line PhanUndeclaredMethod
359  $exists = $status->value->roleExists( $this->getVar( 'wgDBuser' ) );
360  }
361 
362  // Validate the create checkbox
363  if ( $this->canCreateAccounts() && !$same && !$exists ) {
364  $create = $this->getVar( '_CreateDBAccount' );
365  } else {
366  $this->setVar( '_CreateDBAccount', false );
367  $create = false;
368  }
369 
370  if ( !$create && !$exists ) {
371  if ( $this->canCreateAccounts() ) {
372  $msg = 'config-install-user-missing-create';
373  } else {
374  $msg = 'config-install-user-missing';
375  }
376 
377  return Status::newFatal( $msg, $this->getVar( 'wgDBuser' ) );
378  }
379 
380  if ( !$exists ) {
381  // No more checks to do
382  return Status::newGood();
383  }
384 
385  // Existing web account. Test the connection.
386  $status = $this->openConnectionToAnyDB(
387  $this->getVar( 'wgDBuser' ),
388  $this->getVar( 'wgDBpassword' ) );
389  if ( !$status->isOK() ) {
390  return $status;
391  }
392 
393  // The web user is conventionally the table owner in PostgreSQL
394  // installations. Make sure the install user is able to create
395  // objects on behalf of the web user.
396  if ( $same || $this->canCreateObjectsForWebUser() ) {
397  return Status::newGood();
398  } else {
399  return Status::newFatal( 'config-pg-not-in-role' );
400  }
401  }
402 
408  protected function canCreateObjectsForWebUser() {
409  if ( $this->isSuperUser() ) {
410  return true;
411  }
412 
413  $status = $this->getPgConnection( 'create-db' );
414  if ( !$status->isOK() ) {
415  return false;
416  }
417  $conn = $status->value;
418  $installerId = $conn->selectField( '"pg_catalog"."pg_roles"', 'oid',
419  [ 'rolname' => $this->getVar( '_InstallUser' ) ], __METHOD__ );
420  $webId = $conn->selectField( '"pg_catalog"."pg_roles"', 'oid',
421  [ 'rolname' => $this->getVar( 'wgDBuser' ) ], __METHOD__ );
422 
423  return $this->isRoleMember( $conn, $installerId, $webId, $this->maxRoleSearchDepth );
424  }
425 
434  protected function isRoleMember( $conn, $targetMember, $group, $maxDepth ) {
435  if ( $targetMember === $group ) {
436  // A role is always a member of itself
437  return true;
438  }
439  // Get all members of the given group
440  $res = $conn->select( '"pg_catalog"."pg_auth_members"', [ 'member' ],
441  [ 'roleid' => $group ], __METHOD__ );
442  foreach ( $res as $row ) {
443  if ( $row->member == $targetMember ) {
444  // Found target member
445  return true;
446  }
447  // Recursively search each member of the group to see if the target
448  // is a member of it, up to the given maximum depth.
449  if ( $maxDepth > 0 &&
450  $this->isRoleMember( $conn, $targetMember, $row->member, $maxDepth - 1 )
451  ) {
452  // Found member of member
453  return true;
454  }
455  }
456 
457  return false;
458  }
459 
460  public function preInstall() {
461  $createDbAccount = [
462  'name' => 'user',
463  'callback' => [ $this, 'setupUser' ],
464  ];
465  $commitCB = [
466  'name' => 'pg-commit',
467  'callback' => [ $this, 'commitChanges' ],
468  ];
469  $plpgCB = [
470  'name' => 'pg-plpgsql',
471  'callback' => [ $this, 'setupPLpgSQL' ],
472  ];
473  $schemaCB = [
474  'name' => 'schema',
475  'callback' => [ $this, 'setupSchema' ]
476  ];
477 
478  if ( $this->getVar( '_CreateDBAccount' ) ) {
479  $this->parent->addInstallStep( $createDbAccount, 'database' );
480  }
481  $this->parent->addInstallStep( $commitCB, 'interwiki' );
482  $this->parent->addInstallStep( $plpgCB, 'database' );
483  $this->parent->addInstallStep( $schemaCB, 'database' );
484  }
485 
486  public function setupDatabase() {
487  $status = $this->getPgConnection( 'create-db' );
488  if ( !$status->isOK() ) {
489  return $status;
490  }
491  $conn = $status->value;
492 
493  $dbName = $this->getVar( 'wgDBname' );
494 
495  $exists = $conn->selectField( '"pg_catalog"."pg_database"', '1',
496  [ 'datname' => $dbName ], __METHOD__ );
497  if ( !$exists ) {
498  $safedb = $conn->addIdentifierQuotes( $dbName );
499  $conn->query( "CREATE DATABASE $safedb", __METHOD__ );
500  }
501 
502  return Status::newGood();
503  }
504 
505  public function setupSchema() {
506  // Get a connection to the target database
507  $status = $this->getPgConnection( 'create-schema' );
508  if ( !$status->isOK() ) {
509  return $status;
510  }
512  $conn = $status->value;
513  '@phan-var DatabasePostgres $conn';
514 
515  // Create the schema if necessary
516  $schema = $this->getVar( 'wgDBmwschema' );
517  $safeschema = $conn->addIdentifierQuotes( $schema );
518  $safeuser = $conn->addIdentifierQuotes( $this->getVar( 'wgDBuser' ) );
519  if ( !$conn->schemaExists( $schema ) ) {
520  try {
521  $conn->query( "CREATE SCHEMA $safeschema AUTHORIZATION $safeuser", __METHOD__ );
522  } catch ( DBQueryError $e ) {
523  return Status::newFatal( 'config-install-pg-schema-failed',
524  $this->getVar( '_InstallUser' ), $schema );
525  }
526  }
527 
528  // Select the new schema in the current connection
529  $conn->determineCoreSchema( $schema );
530 
531  return Status::newGood();
532  }
533 
534  public function commitChanges() {
535  $this->db->commit( __METHOD__ );
536 
537  return Status::newGood();
538  }
539 
540  public function setupUser() {
541  if ( !$this->getVar( '_CreateDBAccount' ) ) {
542  return Status::newGood();
543  }
544 
545  $status = $this->getPgConnection( 'create-db' );
546  if ( !$status->isOK() ) {
547  return $status;
548  }
550  $conn = $status->value;
551  '@phan-var DatabasePostgres $conn';
552 
553  $safeuser = $conn->addIdentifierQuotes( $this->getVar( 'wgDBuser' ) );
554  $safepass = $conn->addQuotes( $this->getVar( 'wgDBpassword' ) );
555 
556  // Check if the user already exists
557  $userExists = $conn->roleExists( $this->getVar( 'wgDBuser' ) );
558  if ( !$userExists ) {
559  // Create the user
560  try {
561  $sql = "CREATE ROLE $safeuser NOCREATEDB LOGIN PASSWORD $safepass";
562 
563  // If the install user is not a superuser, we need to make the install
564  // user a member of the new user's group, so that the install user will
565  // be able to create a schema and other objects on behalf of the new user.
566  if ( !$this->isSuperUser() ) {
567  $sql .= ' ROLE' . $conn->addIdentifierQuotes( $this->getVar( '_InstallUser' ) );
568  }
569 
570  $conn->query( $sql, __METHOD__ );
571  } catch ( DBQueryError $e ) {
572  return Status::newFatal( 'config-install-user-create-failed',
573  $this->getVar( 'wgDBuser' ), $e->getMessage() );
574  }
575  }
576 
577  return Status::newGood();
578  }
579 
580  public function getLocalSettings() {
581  $port = $this->getVar( 'wgDBport' );
582  $schema = $this->getVar( 'wgDBmwschema' );
583 
584  return "# Postgres specific settings
585 \$wgDBport = \"{$port}\";
586 \$wgDBmwschema = \"{$schema}\";";
587  }
588 
589  public function preUpgrade() {
590  global $wgDBuser, $wgDBpassword;
591 
592  # Normal user and password are selected after this step, so for now
593  # just copy these two
594  $wgDBuser = $this->getVar( '_InstallUser' );
595  $wgDBpassword = $this->getVar( '_InstallPassword' );
596  }
597 
598  public function createTables() {
599  $schema = $this->getVar( 'wgDBmwschema' );
600 
601  $status = $this->getConnection();
602  if ( !$status->isOK() ) {
603  return $status;
604  }
605 
607  $conn = $status->value;
608  '@phan-var DatabasePostgres $conn';
609 
610  if ( $conn->tableExists( 'archive', __METHOD__ ) ) {
611  $status->warning( 'config-install-tables-exist' );
612  $this->enableLB();
613 
614  return $status;
615  }
616 
617  $conn->begin( __METHOD__ );
618 
619  if ( !$conn->schemaExists( $schema ) ) {
620  $status->fatal( 'config-install-pg-schema-not-exist' );
621 
622  return $status;
623  }
624  $error = $conn->sourceFile( $this->getSchemaPath( $conn ) );
625  if ( $error !== true ) {
626  $conn->reportQueryError( $error, 0, '', __METHOD__ );
627  $conn->rollback( __METHOD__ );
628  $status->fatal( 'config-install-tables-manual-failed', $error );
629  } else {
630  $error = $conn->sourceFile( $this->getGeneratedSchemaPath( $conn ) );
631  if ( $error !== true ) {
632  $conn->reportQueryError( $error, 0, '', __METHOD__ );
633  $conn->rollback( __METHOD__ );
634  $status->fatal( 'config-install-tables-failed', $error );
635  } else {
636  $conn->commit( __METHOD__ );
637  }
638  }
639  // Resume normal operations
640  if ( $status->isOK() ) {
641  $this->enableLB();
642  }
643 
644  return $status;
645  }
646 
647  public function getGlobalDefaults() {
648  // The default $wgDBmwschema is null, which breaks Postgres and other DBMSes that require
649  // the use of a schema, so we need to set it here
650  return array_merge( parent::getGlobalDefaults(), [
651  'wgDBmwschema' => 'mediawiki',
652  ] );
653  }
654 
655  public function setupPLpgSQL() {
656  // Connect as the install user, since it owns the database and so is
657  // the user that needs to run "CREATE LANGUAGE"
658  $status = $this->getPgConnection( 'create-schema' );
659  if ( !$status->isOK() ) {
660  return $status;
661  }
665  $conn = $status->value;
666 
667  $exists = $conn->selectField( '"pg_catalog"."pg_language"', '1',
668  [ 'lanname' => 'plpgsql' ], __METHOD__ );
669  if ( $exists ) {
670  // Already exists, nothing to do
671  return Status::newGood();
672  }
673 
674  // plpgsql is not installed, but if we have a pg_pltemplate table, we
675  // should be able to create it
676  $exists = $conn->selectField(
677  [ '"pg_catalog"."pg_class"', '"pg_catalog"."pg_namespace"' ],
678  '1',
679  [
680  'pg_namespace.oid=relnamespace',
681  'nspname' => 'pg_catalog',
682  'relname' => 'pg_pltemplate',
683  ],
684  __METHOD__ );
685  if ( $exists ) {
686  try {
687  $conn->query( 'CREATE LANGUAGE plpgsql' );
688  } catch ( DBQueryError $e ) {
689  return Status::newFatal( 'config-pg-no-plpgsql', $this->getVar( 'wgDBname' ) );
690  }
691  } else {
692  return Status::newFatal( 'config-pg-no-plpgsql', $this->getVar( 'wgDBname' ) );
693  }
694 
695  return Status::newGood();
696  }
697 }
PostgresInstaller\isSuperUser
isSuperUser()
Definition: PostgresInstaller.php:321
PostgresInstaller\setupPLpgSQL
setupPLpgSQL()
Definition: PostgresInstaller.php:655
PostgresInstaller\$minimumVersion
static $minimumVersion
Definition: PostgresInstaller.php:50
PostgresInstaller\preInstall
preInstall()
Allow DB installers a chance to make last-minute changes before installation occurs.
Definition: PostgresInstaller.php:460
Wikimedia\Rdbms\Database
Relational database abstraction object.
Definition: Database.php:50
StatusValue\newFatal
static newFatal( $message,... $parameters)
Factory function for fatal errors.
Definition: StatusValue.php:70
DatabaseInstaller\getGeneratedSchemaPath
getGeneratedSchemaPath( $db)
Return a path to the DBMS-specific automatically generated schema file.
Definition: DatabaseInstaller.php:318
DatabaseInstaller\checkExtension
static checkExtension( $name)
Convenience function.
Definition: DatabaseInstaller.php:482
PostgresInstaller\isCompiled
isCompiled()
Definition: PostgresInstaller.php:60
PostgresInstaller\openConnectionToAnyDB
openConnectionToAnyDB( $user, $password)
Definition: PostgresInstaller.php:259
PostgresInstaller\submitSettingsForm
submitSettingsForm()
Set variables based on the request array, assuming it was submitted via the form return by getSetting...
Definition: PostgresInstaller.php:341
PostgresInstaller\$notMinimumVersionMessage
static $notMinimumVersionMessage
Definition: PostgresInstaller.php:51
PostgresInstaller\$globalNames
$globalNames
Definition: PostgresInstaller.php:37
DatabaseInstaller\getTextBox
getTextBox( $var, $label, $attribs=[], $helpData="")
Get a labelled text box to configure a local variable.
Definition: DatabaseInstaller.php:555
wfMessage
wfMessage( $key,... $params)
This is the function for getting translated interface messages.
Definition: GlobalFunctions.php:1220
$s
$s
Definition: mergeMessageFileList.php:184
Wikimedia\Rdbms\DatabasePostgres
Definition: DatabasePostgres.php:33
PostgresInstaller\openConnectionWithParams
openConnectionWithParams( $user, $password, $dbName, $schema)
Open a PG connection with given parameters.
Definition: PostgresInstaller.php:161
$res
$res
Definition: testCompression.php:57
PostgresInstaller\preUpgrade
preUpgrade()
Allow DB installers a chance to make checks before upgrade.
Definition: PostgresInstaller.php:589
$wgDBpassword
$wgDBpassword
Database user's password.
Definition: DefaultSettings.php:2036
DBO_TRX
const DBO_TRX
Definition: defines.php:12
PostgresInstaller\isRoleMember
isRoleMember( $conn, $targetMember, $group, $maxDepth)
Recursive helper for canCreateObjectsForWebUser().
Definition: PostgresInstaller.php:434
PostgresInstaller\commitChanges
commitChanges()
Definition: PostgresInstaller.php:534
PostgresInstaller\$pgConns
$pgConns
Definition: PostgresInstaller.php:54
PostgresInstaller\$internalDefaults
$internalDefaults
Definition: PostgresInstaller.php:46
Html\closeElement
static closeElement( $element)
Returns "</$element>".
Definition: Html.php:318
PostgresInstaller\createTables
createTables()
Create database tables from scratch from the automatically generated file Stable to override.
Definition: PostgresInstaller.php:598
MWException
MediaWiki exception.
Definition: MWException.php:29
DatabaseInstaller\submitWebUserBox
submitWebUserBox()
Submit the form from getWebUserBox().
Definition: DatabaseInstaller.php:749
PostgresInstaller\getInstallUserPermissions
getInstallUserPermissions()
Definition: PostgresInstaller.php:295
PostgresInstaller\openPgConnection
openPgConnection( $type)
Get a connection of a specific PostgreSQL-specific type.
Definition: PostgresInstaller.php:230
PostgresInstaller\getGlobalDefaults
getGlobalDefaults()
Get a name=>value map of MW configuration globals for the default values.
Definition: PostgresInstaller.php:647
DatabaseInstaller\getSchemaPath
getSchemaPath( $db)
Return a path to the DBMS-specific schema file, otherwise default to tables.sql Stable to override.
Definition: DatabaseInstaller.php:307
DatabaseInstaller\getWebUserBox
getWebUserBox( $noCreateMsg=false)
Get a standard web-user fieldset.
Definition: DatabaseInstaller.php:722
PostgresInstaller\setupUser
setupUser()
Definition: PostgresInstaller.php:540
PostgresInstaller\getPgConnection
getPgConnection( $type)
Get a special type of connection.
Definition: PostgresInstaller.php:186
Wikimedia\Rdbms\DBQueryError
@newable Stable to extend
Definition: DBQueryError.php:29
PostgresInstaller\submitConnectForm
submitConnectForm()
Set variables based on the request array, assuming it was submitted via the form returned by getConne...
Definition: PostgresInstaller.php:90
PostgresInstaller\canCreateAccounts
canCreateAccounts()
Definition: PostgresInstaller.php:312
PostgresInstaller\getConnection
getConnection()
Connect to the database using the administrative user/password currently defined in the session.
Definition: PostgresInstaller.php:140
DatabaseInstaller\getVar
getVar( $var, $default=null)
Get a variable, taking local defaults into account.
Definition: DatabaseInstaller.php:525
StatusValue\newGood
static newGood( $value=null)
Factory function for good results.
Definition: StatusValue.php:82
PostgresInstaller\getLocalSettings
getLocalSettings()
Get the DBMS-specific options for LocalSettings.php generation.
Definition: PostgresInstaller.php:580
DatabaseInstaller\submitInstallUserBox
submitInstallUserBox()
Submit a standard install user fieldset.
Definition: DatabaseInstaller.php:709
DatabaseInstaller
Base class for DBMS-specific installation helper classes.
Definition: DatabaseInstaller.php:37
PostgresInstaller\$maxRoleSearchDepth
$maxRoleSearchDepth
Definition: PostgresInstaller.php:52
PostgresInstaller\setupDatabase
setupDatabase()
Create the database and return a Status object indicating success or failure.
Definition: PostgresInstaller.php:486
PostgresInstaller\setupSchema
setupSchema()
Definition: PostgresInstaller.php:505
PostgresInstaller\canCreateObjectsForWebUser
canCreateObjectsForWebUser()
Returns true if the install user is able to create objects owned by the web user, false otherwise.
Definition: PostgresInstaller.php:408
PostgresInstaller\openConnection
openConnection()
Open a connection to the database using the administrative user/password currently defined in the ses...
Definition: PostgresInstaller.php:149
DatabaseInstaller\enableLB
enableLB()
Set up LBFactory so that wfGetDB() etc.
Definition: DatabaseInstaller.php:396
PostgresInstaller\getSettingsForm
getSettingsForm()
Get HTML for a web form that retrieves settings used for installation.
Definition: PostgresInstaller.php:330
Html\openElement
static openElement( $element, $attribs=[])
Identical to rawElement(), but has no third parameter and omits the end tag (and the self-closing '/'...
Definition: Html.php:254
DatabaseInstaller\setVar
setVar( $name, $value)
Convenience alias for $this->parent->setVar()
Definition: DatabaseInstaller.php:542
DatabaseInstaller\getInstallUserBox
getInstallUserBox()
Get a standard install-user fieldset.
Definition: DatabaseInstaller.php:687
DatabaseInstaller\setVarsFromRequest
setVarsFromRequest( $varNames)
Convenience function to set variables based on form data.
Definition: DatabaseInstaller.php:648
Wikimedia\Rdbms\DBConnectionError
@newable
Definition: DBConnectionError.php:27
$wgDBuser
$wgDBuser
Database username.
Definition: DefaultSettings.php:2031
DatabaseInstaller\$db
Database $db
The database connection.
Definition: DatabaseInstaller.php:61
Html\element
static element( $element, $attribs=[], $contents='')
Identical to rawElement(), but HTML-escapes $contents (like Xml::element()).
Definition: Html.php:234
PostgresInstaller
Class for setting up the MediaWiki database using Postgres.
Definition: PostgresInstaller.php:35
PostgresInstaller\getConnectForm
getConnectForm()
Get HTML for a web form that configures this database.
Definition: PostgresInstaller.php:64
PostgresInstaller\getName
getName()
Return the internal name, e.g.
Definition: PostgresInstaller.php:56
$type
$type
Definition: testCompression.php:52