1 <?php

2 namespace ‪TYPO3\CMS\Install\Updates;

3 

4 /*

5  * This file is part of the TYPO3 CMS project.

6  *

7  * It is free software; you can redistribute it and/or modify it under

8  * the terms of the GNU General Public License, either version 2

9  * of the License, or any later version.

10  *

11  * For the full copyright and license information, please read the

12  * LICENSE.txt file that was distributed with this source code.

13  *

14  * The TYPO3 project - inspiring people to share!

15  */

16 

17 use ‪TYPO3\CMS\Core\Database\ConnectionPool;

18 use ‪TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;

19 use ‪TYPO3\CMS\Core\Utility\ExtensionManagementUtility;

20 use ‪TYPO3\CMS\Core\Utility\GeneralUtility;

21 

26 class ‪FormLegacyExtractionUpdate extends ‪AbstractDownloadExtensionUpdate

27 {

31  protected ‪$confirmation;

32 

33  public function ‪__construct()

34  {

35  $this->extension = new ‪ExtensionModel(

36  'form_legacy',

37  'Legacy form extension for TYPO3 v7 compatibility',

38  '8.7.0',

39  'friendsoftypo3/form-legacy',

40  'Provides an additional backwards-compatibility layer with legacy functionality for sites that used the form extension in TYPO3 v7.'

41  );

42 

43  $this->confirmation = new ‪Confirmation(

44  'Are you really sure, you want to install EXT:form_legacy?',

45  'You should install EXT:form_legacy only if you really need it.'

46  . 'This update wizard checked all content elements and found at least one not deleted element based'

47  . 'on the old form module. It is advised to manually convert those elements from the old form implementation'

48  . 'to the new implementation of EXT:form. EXT:form_legacy should be unloaded and removed afterwards.',

49  true

50  );

51  }

52 

58  public function ‪getConfirmation(): ‪Confirmation

59  {

60  return ‪$this->confirmation;

61  }

62 

69  public function ‪getIdentifier(): string

70  {

71  return 'formLegacyExtractionUpdate';

72  }

73 

79  public function ‪getTitle(): string

80  {

81  return 'Install extension "form_legacy"';

82  }

83 

89  public function ‪getDescription(): string

90  {

91  return 'The extension "form" was rewritten in TYPO3 v8 and follows a new approach.'

92  . 'This update downloads the old implementation of the form extension as known from TYPO3 v7 from the TER.';

93  }

94 

101  public function ‪updateNecessary(): bool

102  {

103  $updateNeeded = false;

104 

105  if (!‪ExtensionManagementUtility::isLoaded('form_legacy')) {

106  $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('tt_content');

107  $queryBuilder->getRestrictions()->removeAll()->add(GeneralUtility::makeInstance(DeletedRestriction::class));

108  $count = $queryBuilder

109  ->count('*')

110  ->from('tt_content')

111  ->where($queryBuilder->expr()->eq('CType', $queryBuilder->createNamedParameter('mailform')))

112  ->execute()

113  ->fetchColumn(0);

114  if ($count > 0) {

115  $updateNeeded = true;

116  }

117  }

118  return $updateNeeded;

119  }

120 

128  public function ‪getPrerequisites(): array

129  {

130  return [

131  DatabaseUpdatedPrerequisite::class

132  ];

133  }

134 }