Expose $wgMaxArticleSize in siteinfo query api

[mediawiki.git] / includes / installer / WebInstallerName.php

<?php
/**
 * 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
 * @ingroup Deployment
 */

class WebInstallerName extends WebInstallerPage {

        /**
         * @return string
         */
        public function execute() {
                $r = $this->parent->request;
                if ( $r->wasPosted() ) {
                        if ( $this->submit() ) {
                                return 'continue';
                        }
                }

                $this->startForm();

                // Encourage people to not name their site 'MediaWiki' by blanking the
                // field. I think that was the intent with the original $GLOBALS['wgSitename']
                // but these two always were the same so had the effect of making the
                // installer forget $wgSitename when navigating back to this page.
                if ( $this->getVar( 'wgSitename' ) == 'MediaWiki' ) {
                        $this->setVar( 'wgSitename', '' );
                }

                // Set wgMetaNamespace to something valid before we show the form.
                // $wgMetaNamespace defaults to $wgSiteName which is 'MediaWiki'
                $metaNS = $this->getVar( 'wgMetaNamespace' );
                $this->setVar(
                        'wgMetaNamespace',
                        wfMessage( 'config-ns-other-default' )->inContentLanguage()->text()
                );

                $this->addHTML(
                        $this->parent->getTextBox( [
                                'var' => 'wgSitename',
                                'label' => 'config-site-name',
                                'help' => $this->parent->getHelpBox( 'config-site-name-help' )
                        ] ) .
                        // getRadioSet() builds a set of labeled radio buttons.
                        // For grep: The following messages are used as the item labels:
                        // config-ns-site-name, config-ns-generic, config-ns-other
                        $this->parent->getRadioSet( [
                                'var' => '_NamespaceType',
                                'label' => 'config-project-namespace',
                                'itemLabelPrefix' => 'config-ns-',
                                'values' => [ 'site-name', 'generic', 'other' ],
                                'commonAttribs' => [ 'class' => 'enableForOther',
                                        'rel' => 'config_wgMetaNamespace' ],
                                'help' => $this->parent->getHelpBox( 'config-project-namespace-help' )
                        ] ) .
                        $this->parent->getTextBox( [
                                'var' => 'wgMetaNamespace',
                                'label' => '', // @todo Needs a label?
                                'attribs' => [ 'readonly' => 'readonly', 'class' => 'enabledByOther' ]
                        ] ) .
                        $this->getFieldsetStart( 'config-admin-box' ) .
                        $this->parent->getTextBox( [
                                'var' => '_AdminName',
                                'label' => 'config-admin-name',
                                'help' => $this->parent->getHelpBox( 'config-admin-help' )
                        ] ) .
                        $this->parent->getPasswordBox( [
                                'var' => '_AdminPassword',
                                'label' => 'config-admin-password',
                        ] ) .
                        $this->parent->getPasswordBox( [
                                'var' => '_AdminPasswordConfirm',
                                'label' => 'config-admin-password-confirm'
                        ] ) .
                        $this->parent->getTextBox( [
                                'var' => '_AdminEmail',
                                'attribs' => [
                                        'dir' => 'ltr',
                                ],
                                'label' => 'config-admin-email',
                                'help' => $this->parent->getHelpBox( 'config-admin-email-help' )
                        ] ) .
                        $this->parent->getCheckBox( [
                                'var' => '_Subscribe',
                                'label' => 'config-subscribe',
                                'help' => $this->parent->getHelpBox( 'config-subscribe-help' )
                        ] ) .
                        $this->getFieldsetEnd() .
                        $this->parent->getInfoBox( wfMessage( 'config-almost-done' )->text() ) .
                        // getRadioSet() builds a set of labeled radio buttons.
                        // For grep: The following messages are used as the item labels:
                        // config-optional-continue, config-optional-skip
                        $this->parent->getRadioSet( [
                                'var' => '_SkipOptional',
                                'itemLabelPrefix' => 'config-optional-',
                                'values' => [ 'continue', 'skip' ]
                        ] )
                );

                // Restore the default value
                $this->setVar( 'wgMetaNamespace', $metaNS );

                $this->endForm();

                return 'output';
        }

        /**
         * @return bool
         */
        public function submit() {
                global $wgPasswordPolicy;

                $retVal = true;
                $this->parent->setVarsFromRequest( [ 'wgSitename', '_NamespaceType',
                        '_AdminName', '_AdminPassword', '_AdminPasswordConfirm', '_AdminEmail',
                        '_Subscribe', '_SkipOptional', 'wgMetaNamespace' ] );

                // Validate site name
                if ( strval( $this->getVar( 'wgSitename' ) ) === '' ) {
                        $this->parent->showError( 'config-site-name-blank' );
                        $retVal = false;
                }

                // Fetch namespace
                $nsType = $this->getVar( '_NamespaceType' );
                if ( $nsType == 'site-name' ) {
                        $name = $this->getVar( 'wgSitename' );
                        // Sanitize for namespace
                        // This algorithm should match the JS one in WebInstallerOutput.php
                        $name = preg_replace( '/[\[\]\{\}|#<>%+? ]/', '_', $name );
                        $name = str_replace( '&', '&amp;', $name );
                        $name = preg_replace( '/__+/', '_', $name );
                        $name = ucfirst( trim( $name, '_' ) );
                } elseif ( $nsType == 'generic' ) {
                        $name = wfMessage( 'config-ns-generic' )->text();
                } else { // other
                        $name = $this->getVar( 'wgMetaNamespace' );
                }

                // Validate namespace
                if ( strpos( $name, ':' ) !== false ) {
                        $good = false;
                } else {
                        // Title-style validation
                        $title = Title::newFromText( $name );
                        if ( !$title ) {
                                $good = $nsType == 'site-name';
                        } else {
                                $name = $title->getDBkey();
                                $good = true;
                        }
                }
                if ( !$good ) {
                        $this->parent->showError( 'config-ns-invalid', $name );
                        $retVal = false;
                }

                // Make sure it won't conflict with any existing namespaces
                global $wgContLang;
                $nsIndex = $wgContLang->getNsIndex( $name );
                if ( $nsIndex !== false && $nsIndex !== NS_PROJECT ) {
                        $this->parent->showError( 'config-ns-conflict', $name );
                        $retVal = false;
                }

                $this->setVar( 'wgMetaNamespace', $name );

                // Validate username for creation
                $name = $this->getVar( '_AdminName' );
                if ( strval( $name ) === '' ) {
                        $this->parent->showError( 'config-admin-name-blank' );
                        $cname = $name;
                        $retVal = false;
                } else {
                        $cname = User::getCanonicalName( $name, 'creatable' );
                        if ( $cname === false ) {
                                $this->parent->showError( 'config-admin-name-invalid', $name );
                                $retVal = false;
                        } else {
                                $this->setVar( '_AdminName', $cname );
                        }
                }

                // Validate password
                $msg = false;
                $pwd = $this->getVar( '_AdminPassword' );
                $user = User::newFromName( $cname );
                if ( $user ) {
                        $upp = new UserPasswordPolicy(
                                $wgPasswordPolicy['policies'],
                                $wgPasswordPolicy['checks']
                        );
                        $status = $upp->checkUserPasswordForGroups(
                                $user,
                                $pwd,
                                [ 'bureaucrat', 'sysop' ]  // per Installer::createSysop()
                        );
                        $valid = $status->isGood() ? true : $status->getMessage();
                } else {
                        $valid = 'config-admin-name-invalid';
                }
                if ( strval( $pwd ) === '' ) {
                        // Provide a more specific and helpful message if password field is left blank
                        $msg = 'config-admin-password-blank';
                } elseif ( $pwd !== $this->getVar( '_AdminPasswordConfirm' ) ) {
                        $msg = 'config-admin-password-mismatch';
                } elseif ( $valid !== true ) {
                        $msg = $valid;
                }
                if ( $msg !== false ) {
                        call_user_func( [ $this->parent, 'showError' ], $msg );
                        $this->setVar( '_AdminPassword', '' );
                        $this->setVar( '_AdminPasswordConfirm', '' );
                        $retVal = false;
                }

                // Validate e-mail if provided
                $email = $this->getVar( '_AdminEmail' );
                if ( $email && !Sanitizer::validateEmail( $email ) ) {
                        $this->parent->showError( 'config-admin-error-bademail' );
                        $retVal = false;
                }
                // If they asked to subscribe to mediawiki-announce but didn't give
                // an e-mail, show an error. Bug 29332
                if ( !$email && $this->getVar( '_Subscribe' ) ) {
                        $this->parent->showError( 'config-subscribe-noemail' );
                        $retVal = false;
                }

                return $retVal;
        }

}