any new occurrences.
-->
<exclude-pattern>*/includes/Feed\.php</exclude-pattern>
- <exclude-pattern>*/includes/RevisionList\.php</exclude-pattern>
<exclude-pattern>*/includes/installer/PhpBugTests\.php</exclude-pattern>
<exclude-pattern>*/includes/specials/SpecialMostinterwikis\.php</exclude-pattern>
<exclude-pattern>*/includes/compat/XMPReader\.php</exclude-pattern>
<exclude-pattern>*/includes/poolcounter/PoolCounter\.php</exclude-pattern>
<exclude-pattern>*/includes/PrefixSearch\.php</exclude-pattern>
<exclude-pattern>*/includes/profiler/SectionProfiler\.php</exclude-pattern>
- <exclude-pattern>*/includes/RevisionList\.php</exclude-pattern>
<exclude-pattern>*/includes/search/SearchEngine\.php</exclude-pattern>
<exclude-pattern>*/includes/specialpage/LoginSignupSpecialPage\.php</exclude-pattern>
<exclude-pattern>*/includes/specials/forms/PreferencesFormLegacy\.php</exclude-pattern>
'Revision' => __DIR__ . '/includes/Revision.php',
'RevisionDeleteUser' => __DIR__ . '/includes/revisiondelete/RevisionDeleteUser.php',
'RevisionDeleter' => __DIR__ . '/includes/revisiondelete/RevisionDeleter.php',
- 'RevisionItem' => __DIR__ . '/includes/RevisionList.php',
- 'RevisionItemBase' => __DIR__ . '/includes/RevisionList.php',
- 'RevisionList' => __DIR__ . '/includes/RevisionList.php',
- 'RevisionListBase' => __DIR__ . '/includes/RevisionList.php',
+ 'RevisionItem' => __DIR__ . '/includes/revisionlist/RevisionItem.php',
+ 'RevisionItemBase' => __DIR__ . '/includes/revisionlist/RevisionItemBase.php',
+ 'RevisionList' => __DIR__ . '/includes/revisionlist/RevisionList.php',
+ 'RevisionListBase' => __DIR__ . '/includes/revisionlist/RevisionListBase.php',
'RiffExtractor' => __DIR__ . '/includes/libs/RiffExtractor.php',
'RightsLogFormatter' => __DIR__ . '/includes/logging/RightsLogFormatter.php',
'RollbackAction' => __DIR__ . '/includes/actions/RollbackAction.php',
+++ /dev/null
-<?php
-/**
- * Holders of revision list for a single page
- *
- * 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 2 of the License, or
- * (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- * http://www.gnu.org/copyleft/gpl.html
- *
- * @file
- */
-
-use MediaWiki\MediaWikiServices;
-use Wikimedia\Rdbms\ResultWrapper;
-use Wikimedia\Rdbms\IDatabase;
-
-/**
- * List for revision table items for a single page
- */
-abstract class RevisionListBase extends ContextSource implements Iterator {
- /** @var Title */
- public $title;
-
- /** @var array */
- protected $ids;
-
- /** @var ResultWrapper|bool */
- protected $res;
-
- /** @var bool|Revision */
- protected $current;
-
- /**
- * Construct a revision list for a given title
- * @param IContextSource $context
- * @param Title $title
- */
- function __construct( IContextSource $context, Title $title ) {
- $this->setContext( $context );
- $this->title = $title;
- }
-
- /**
- * Select items only where the ID is any of the specified values
- * @param array $ids
- */
- function filterByIds( array $ids ) {
- $this->ids = $ids;
- }
-
- /**
- * Get the internal type name of this list. Equal to the table name.
- * Override this function.
- * @return null
- */
- public function getType() {
- return null;
- }
-
- /**
- * Initialise the current iteration pointer
- */
- protected function initCurrent() {
- $row = $this->res->current();
- if ( $row ) {
- $this->current = $this->newItem( $row );
- } else {
- $this->current = false;
- }
- }
-
- /**
- * Start iteration. This must be called before current() or next().
- * @return Revision First list item
- */
- public function reset() {
- if ( !$this->res ) {
- $this->res = $this->doQuery( wfGetDB( DB_REPLICA ) );
- } else {
- $this->res->rewind();
- }
- $this->initCurrent();
- return $this->current;
- }
-
- public function rewind() {
- $this->reset();
- }
-
- /**
- * Get the current list item, or false if we are at the end
- * @return Revision
- */
- public function current() {
- return $this->current;
- }
-
- /**
- * Move the iteration pointer to the next list item, and return it.
- * @return Revision
- */
- public function next() {
- $this->res->next();
- $this->initCurrent();
- return $this->current;
- }
-
- public function key() {
- return $this->res ? $this->res->key() : 0;
- }
-
- public function valid() {
- return $this->res ? $this->res->valid() : false;
- }
-
- /**
- * Get the number of items in the list.
- * @return int
- */
- public function length() {
- if ( !$this->res ) {
- return 0;
- } else {
- return $this->res->numRows();
- }
- }
-
- /**
- * Do the DB query to iterate through the objects.
- * @param IDatabase $db DB object to use for the query
- */
- abstract public function doQuery( $db );
-
- /**
- * Create an item object from a DB result row
- * @param object $row
- */
- abstract public function newItem( $row );
-}
-
-/**
- * Abstract base class for revision items
- */
-abstract class RevisionItemBase {
- /** @var RevisionListBase The parent */
- protected $list;
-
- /** The database result row */
- protected $row;
-
- /**
- * @param RevisionListBase $list
- * @param object $row DB result row
- */
- public function __construct( $list, $row ) {
- $this->list = $list;
- $this->row = $row;
- }
-
- /**
- * Get the DB field name associated with the ID list.
- * Override this function.
- * @return null
- */
- public function getIdField() {
- return null;
- }
-
- /**
- * Get the DB field name storing timestamps.
- * Override this function.
- * @return bool
- */
- public function getTimestampField() {
- return false;
- }
-
- /**
- * Get the DB field name storing user ids.
- * Override this function.
- * @return bool
- */
- public function getAuthorIdField() {
- return false;
- }
-
- /**
- * Get the DB field name storing user names.
- * Override this function.
- * @return bool
- */
- public function getAuthorNameField() {
- return false;
- }
-
- /**
- * Get the DB field name storing actor ids.
- * Override this function.
- * @since 1.31
- * @return bool
- */
- public function getAuthorActorField() {
- return false;
- }
-
- /**
- * Get the ID, as it would appear in the ids URL parameter
- * @return int
- */
- public function getId() {
- $field = $this->getIdField();
- return $this->row->$field;
- }
-
- /**
- * Get the date, formatted in user's language
- * @return string
- */
- public function formatDate() {
- return $this->list->getLanguage()->userDate( $this->getTimestamp(),
- $this->list->getUser() );
- }
-
- /**
- * Get the time, formatted in user's language
- * @return string
- */
- public function formatTime() {
- return $this->list->getLanguage()->userTime( $this->getTimestamp(),
- $this->list->getUser() );
- }
-
- /**
- * Get the timestamp in MW 14-char form
- * @return mixed
- */
- public function getTimestamp() {
- $field = $this->getTimestampField();
- return wfTimestamp( TS_MW, $this->row->$field );
- }
-
- /**
- * Get the author user ID
- * @return int
- */
- public function getAuthorId() {
- $field = $this->getAuthorIdField();
- return intval( $this->row->$field );
- }
-
- /**
- * Get the author user name
- * @return string
- */
- public function getAuthorName() {
- $field = $this->getAuthorNameField();
- return strval( $this->row->$field );
- }
-
- /**
- * Get the author actor ID
- * @since 1.31
- * @return string
- */
- public function getAuthorActor() {
- $field = $this->getAuthorActorField();
- return strval( $this->row->$field );
- }
-
- /**
- * Returns true if the current user can view the item
- */
- abstract public function canView();
-
- /**
- * Returns true if the current user can view the item text/file
- */
- abstract public function canViewContent();
-
- /**
- * Get the HTML of the list item. Should be include "<li></li>" tags.
- * This is used to show the list in HTML form, by the special page.
- */
- abstract public function getHTML();
-
- /**
- * Returns an instance of LinkRenderer
- * @return \MediaWiki\Linker\LinkRenderer
- */
- protected function getLinkRenderer() {
- return MediaWikiServices::getInstance()->getLinkRenderer();
- }
-}
-
-class RevisionList extends RevisionListBase {
- public function getType() {
- return 'revision';
- }
-
- /**
- * @param IDatabase $db
- * @return mixed
- */
- public function doQuery( $db ) {
- $conds = [ 'rev_page' => $this->title->getArticleID() ];
- if ( $this->ids !== null ) {
- $conds['rev_id'] = array_map( 'intval', $this->ids );
- }
- $revQuery = Revision::getQueryInfo( [ 'page', 'user' ] );
- return $db->select(
- $revQuery['tables'],
- $revQuery['fields'],
- $conds,
- __METHOD__,
- [ 'ORDER BY' => 'rev_id DESC' ],
- $revQuery['joins']
- );
- }
-
- public function newItem( $row ) {
- return new RevisionItem( $this, $row );
- }
-}
-
-/**
- * Item class for a live revision table row
- */
-class RevisionItem extends RevisionItemBase {
- /** @var Revision */
- protected $revision;
-
- /** @var RequestContext */
- protected $context;
-
- public function __construct( $list, $row ) {
- parent::__construct( $list, $row );
- $this->revision = new Revision( $row );
- $this->context = $list->getContext();
- }
-
- public function getIdField() {
- return 'rev_id';
- }
-
- public function getTimestampField() {
- return 'rev_timestamp';
- }
-
- public function getAuthorIdField() {
- return 'rev_user';
- }
-
- public function getAuthorNameField() {
- return 'rev_user_text';
- }
-
- public function canView() {
- return $this->revision->userCan( Revision::DELETED_RESTRICTED, $this->context->getUser() );
- }
-
- public function canViewContent() {
- return $this->revision->userCan( Revision::DELETED_TEXT, $this->context->getUser() );
- }
-
- public function isDeleted() {
- return $this->revision->isDeleted( Revision::DELETED_TEXT );
- }
-
- /**
- * Get the HTML link to the revision text.
- * @todo Essentially a copy of RevDelRevisionItem::getRevisionLink. That class
- * should inherit from this one, and implement an appropriate interface instead
- * of extending RevDelItem
- * @return string
- */
- protected function getRevisionLink() {
- $date = $this->list->getLanguage()->userTimeAndDate(
- $this->revision->getTimestamp(), $this->list->getUser() );
-
- if ( $this->isDeleted() && !$this->canViewContent() ) {
- return htmlspecialchars( $date );
- }
- $linkRenderer = $this->getLinkRenderer();
- return $linkRenderer->makeKnownLink(
- $this->list->title,
- $date,
- [],
- [
- 'oldid' => $this->revision->getId(),
- 'unhide' => 1
- ]
- );
- }
-
- /**
- * Get the HTML link to the diff.
- * @todo Essentially a copy of RevDelRevisionItem::getDiffLink. That class
- * should inherit from this one, and implement an appropriate interface instead
- * of extending RevDelItem
- * @return string
- */
- protected function getDiffLink() {
- if ( $this->isDeleted() && !$this->canViewContent() ) {
- return $this->context->msg( 'diff' )->escaped();
- } else {
- $linkRenderer = $this->getLinkRenderer();
- return $linkRenderer->makeKnownLink(
- $this->list->title,
- $this->list->msg( 'diff' )->text(),
- [],
- [
- 'diff' => $this->revision->getId(),
- 'oldid' => 'prev',
- 'unhide' => 1
- ]
- );
- }
- }
-
- /**
- * @todo Essentially a copy of RevDelRevisionItem::getHTML. That class
- * should inherit from this one, and implement an appropriate interface instead
- * of extending RevDelItem
- * @return string
- */
- public function getHTML() {
- $difflink = $this->context->msg( 'parentheses' )
- ->rawParams( $this->getDiffLink() )->escaped();
- $revlink = $this->getRevisionLink();
- $userlink = Linker::revUserLink( $this->revision );
- $comment = Linker::revComment( $this->revision );
- if ( $this->isDeleted() ) {
- $revlink = "<span class=\"history-deleted\">$revlink</span>";
- }
- return "<li>$difflink $revlink $userlink $comment</li>";
- }
-}
--- /dev/null
+<?php
+/**
+ * Holders of revision list for a single page
+ *
+ * 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+/**
+ * Item class for a live revision table row
+ */
+class RevisionItem extends RevisionItemBase {
+ /** @var Revision */
+ protected $revision;
+
+ /** @var RequestContext */
+ protected $context;
+
+ public function __construct( $list, $row ) {
+ parent::__construct( $list, $row );
+ $this->revision = new Revision( $row );
+ $this->context = $list->getContext();
+ }
+
+ public function getIdField() {
+ return 'rev_id';
+ }
+
+ public function getTimestampField() {
+ return 'rev_timestamp';
+ }
+
+ public function getAuthorIdField() {
+ return 'rev_user';
+ }
+
+ public function getAuthorNameField() {
+ return 'rev_user_text';
+ }
+
+ public function canView() {
+ return $this->revision->userCan( Revision::DELETED_RESTRICTED, $this->context->getUser() );
+ }
+
+ public function canViewContent() {
+ return $this->revision->userCan( Revision::DELETED_TEXT, $this->context->getUser() );
+ }
+
+ public function isDeleted() {
+ return $this->revision->isDeleted( Revision::DELETED_TEXT );
+ }
+
+ /**
+ * Get the HTML link to the revision text.
+ * @todo Essentially a copy of RevDelRevisionItem::getRevisionLink. That class
+ * should inherit from this one, and implement an appropriate interface instead
+ * of extending RevDelItem
+ * @return string
+ */
+ protected function getRevisionLink() {
+ $date = $this->list->getLanguage()->userTimeAndDate(
+ $this->revision->getTimestamp(), $this->list->getUser() );
+
+ if ( $this->isDeleted() && !$this->canViewContent() ) {
+ return htmlspecialchars( $date );
+ }
+ $linkRenderer = $this->getLinkRenderer();
+ return $linkRenderer->makeKnownLink(
+ $this->list->title,
+ $date,
+ [],
+ [
+ 'oldid' => $this->revision->getId(),
+ 'unhide' => 1
+ ]
+ );
+ }
+
+ /**
+ * Get the HTML link to the diff.
+ * @todo Essentially a copy of RevDelRevisionItem::getDiffLink. That class
+ * should inherit from this one, and implement an appropriate interface instead
+ * of extending RevDelItem
+ * @return string
+ */
+ protected function getDiffLink() {
+ if ( $this->isDeleted() && !$this->canViewContent() ) {
+ return $this->context->msg( 'diff' )->escaped();
+ } else {
+ $linkRenderer = $this->getLinkRenderer();
+ return $linkRenderer->makeKnownLink(
+ $this->list->title,
+ $this->list->msg( 'diff' )->text(),
+ [],
+ [
+ 'diff' => $this->revision->getId(),
+ 'oldid' => 'prev',
+ 'unhide' => 1
+ ]
+ );
+ }
+ }
+
+ /**
+ * @todo Essentially a copy of RevDelRevisionItem::getHTML. That class
+ * should inherit from this one, and implement an appropriate interface instead
+ * of extending RevDelItem
+ * @return string
+ */
+ public function getHTML() {
+ $difflink = $this->context->msg( 'parentheses' )
+ ->rawParams( $this->getDiffLink() )->escaped();
+ $revlink = $this->getRevisionLink();
+ $userlink = Linker::revUserLink( $this->revision );
+ $comment = Linker::revComment( $this->revision );
+ if ( $this->isDeleted() ) {
+ $revlink = "<span class=\"history-deleted\">$revlink</span>";
+ }
+ return "<li>$difflink $revlink $userlink $comment</li>";
+ }
+}
--- /dev/null
+<?php
+/**
+ * Holders of revision list for a single page
+ *
+ * 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+use MediaWiki\MediaWikiServices;
+
+/**
+ * Abstract base class for revision items
+ */
+abstract class RevisionItemBase {
+ /** @var RevisionListBase The parent */
+ protected $list;
+
+ /** The database result row */
+ protected $row;
+
+ /**
+ * @param RevisionListBase $list
+ * @param object $row DB result row
+ */
+ public function __construct( $list, $row ) {
+ $this->list = $list;
+ $this->row = $row;
+ }
+
+ /**
+ * Get the DB field name associated with the ID list.
+ * Override this function.
+ * @return null
+ */
+ public function getIdField() {
+ return null;
+ }
+
+ /**
+ * Get the DB field name storing timestamps.
+ * Override this function.
+ * @return bool
+ */
+ public function getTimestampField() {
+ return false;
+ }
+
+ /**
+ * Get the DB field name storing user ids.
+ * Override this function.
+ * @return bool
+ */
+ public function getAuthorIdField() {
+ return false;
+ }
+
+ /**
+ * Get the DB field name storing user names.
+ * Override this function.
+ * @return bool
+ */
+ public function getAuthorNameField() {
+ return false;
+ }
+
+ /**
+ * Get the DB field name storing actor ids.
+ * Override this function.
+ * @since 1.31
+ * @return bool
+ */
+ public function getAuthorActorField() {
+ return false;
+ }
+
+ /**
+ * Get the ID, as it would appear in the ids URL parameter
+ * @return int
+ */
+ public function getId() {
+ $field = $this->getIdField();
+ return $this->row->$field;
+ }
+
+ /**
+ * Get the date, formatted in user's language
+ * @return string
+ */
+ public function formatDate() {
+ return $this->list->getLanguage()->userDate( $this->getTimestamp(),
+ $this->list->getUser() );
+ }
+
+ /**
+ * Get the time, formatted in user's language
+ * @return string
+ */
+ public function formatTime() {
+ return $this->list->getLanguage()->userTime( $this->getTimestamp(),
+ $this->list->getUser() );
+ }
+
+ /**
+ * Get the timestamp in MW 14-char form
+ * @return mixed
+ */
+ public function getTimestamp() {
+ $field = $this->getTimestampField();
+ return wfTimestamp( TS_MW, $this->row->$field );
+ }
+
+ /**
+ * Get the author user ID
+ * @return int
+ */
+ public function getAuthorId() {
+ $field = $this->getAuthorIdField();
+ return intval( $this->row->$field );
+ }
+
+ /**
+ * Get the author user name
+ * @return string
+ */
+ public function getAuthorName() {
+ $field = $this->getAuthorNameField();
+ return strval( $this->row->$field );
+ }
+
+ /**
+ * Get the author actor ID
+ * @since 1.31
+ * @return string
+ */
+ public function getAuthorActor() {
+ $field = $this->getAuthorActorField();
+ return strval( $this->row->$field );
+ }
+
+ /**
+ * Returns true if the current user can view the item
+ */
+ abstract public function canView();
+
+ /**
+ * Returns true if the current user can view the item text/file
+ */
+ abstract public function canViewContent();
+
+ /**
+ * Get the HTML of the list item. Should be include "<li></li>" tags.
+ * This is used to show the list in HTML form, by the special page.
+ */
+ abstract public function getHTML();
+
+ /**
+ * Returns an instance of LinkRenderer
+ * @return \MediaWiki\Linker\LinkRenderer
+ */
+ protected function getLinkRenderer() {
+ return MediaWikiServices::getInstance()->getLinkRenderer();
+ }
+}
--- /dev/null
+<?php
+/**
+ * Holders of revision list for a single page
+ *
+ * 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+use Wikimedia\Rdbms\IDatabase;
+
+class RevisionList extends RevisionListBase {
+ public function getType() {
+ return 'revision';
+ }
+
+ /**
+ * @param IDatabase $db
+ * @return mixed
+ */
+ public function doQuery( $db ) {
+ $conds = [ 'rev_page' => $this->title->getArticleID() ];
+ if ( $this->ids !== null ) {
+ $conds['rev_id'] = array_map( 'intval', $this->ids );
+ }
+ $revQuery = Revision::getQueryInfo( [ 'page', 'user' ] );
+ return $db->select(
+ $revQuery['tables'],
+ $revQuery['fields'],
+ $conds,
+ __METHOD__,
+ [ 'ORDER BY' => 'rev_id DESC' ],
+ $revQuery['joins']
+ );
+ }
+
+ public function newItem( $row ) {
+ return new RevisionItem( $this, $row );
+ }
+}
--- /dev/null
+<?php
+/**
+ * Holders of revision list for a single page
+ *
+ * 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+use Wikimedia\Rdbms\ResultWrapper;
+use Wikimedia\Rdbms\IDatabase;
+
+/**
+ * List for revision table items for a single page
+ */
+abstract class RevisionListBase extends ContextSource implements Iterator {
+ /** @var Title */
+ public $title;
+
+ /** @var array */
+ protected $ids;
+
+ /** @var ResultWrapper|bool */
+ protected $res;
+
+ /** @var bool|Revision */
+ protected $current;
+
+ /**
+ * Construct a revision list for a given title
+ * @param IContextSource $context
+ * @param Title $title
+ */
+ function __construct( IContextSource $context, Title $title ) {
+ $this->setContext( $context );
+ $this->title = $title;
+ }
+
+ /**
+ * Select items only where the ID is any of the specified values
+ * @param array $ids
+ */
+ function filterByIds( array $ids ) {
+ $this->ids = $ids;
+ }
+
+ /**
+ * Get the internal type name of this list. Equal to the table name.
+ * Override this function.
+ * @return null
+ */
+ public function getType() {
+ return null;
+ }
+
+ /**
+ * Initialise the current iteration pointer
+ */
+ protected function initCurrent() {
+ $row = $this->res->current();
+ if ( $row ) {
+ $this->current = $this->newItem( $row );
+ } else {
+ $this->current = false;
+ }
+ }
+
+ /**
+ * Start iteration. This must be called before current() or next().
+ * @return Revision First list item
+ */
+ public function reset() {
+ if ( !$this->res ) {
+ $this->res = $this->doQuery( wfGetDB( DB_REPLICA ) );
+ } else {
+ $this->res->rewind();
+ }
+ $this->initCurrent();
+ return $this->current;
+ }
+
+ public function rewind() {
+ $this->reset();
+ }
+
+ /**
+ * Get the current list item, or false if we are at the end
+ * @return Revision
+ */
+ public function current() {
+ return $this->current;
+ }
+
+ /**
+ * Move the iteration pointer to the next list item, and return it.
+ * @return Revision
+ */
+ public function next() {
+ $this->res->next();
+ $this->initCurrent();
+ return $this->current;
+ }
+
+ public function key() {
+ return $this->res ? $this->res->key() : 0;
+ }
+
+ public function valid() {
+ return $this->res ? $this->res->valid() : false;
+ }
+
+ /**
+ * Get the number of items in the list.
+ * @return int
+ */
+ public function length() {
+ if ( !$this->res ) {
+ return 0;
+ } else {
+ return $this->res->numRows();
+ }
+ }
+
+ /**
+ * Do the DB query to iterate through the objects.
+ * @param IDatabase $db DB object to use for the query
+ */
+ abstract public function doQuery( $db );
+
+ /**
+ * Create an item object from a DB result row
+ * @param object $row
+ */
+ abstract public function newItem( $row );
+}