MediaWiki REL1_39
SelfRedirectConstraint.php
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1<?php
22
23use Content;
25use StatusValue;
26
36
38 private $allowSelfRedirect;
39
41 private $newContent;
42
44 private $originalContent;
45
47 private $title;
48
50 private $result;
51
58 public function __construct(
59 bool $allowSelfRedirect,
60 Content $newContent,
61 Content $originalContent,
62 LinkTarget $title
63 ) {
64 $this->allowSelfRedirect = $allowSelfRedirect;
65 $this->newContent = $newContent;
66 $this->originalContent = $originalContent;
67 $this->title = $title;
68 }
69
70 public function checkConstraint(): string {
71 if ( !$this->allowSelfRedirect
72 && $this->newContent->isRedirect()
73 && $this->newContent->getRedirectTarget()->equals( $this->title )
74 ) {
75 // T29683 If the page already redirects to itself, don't warn.
76 $currentTarget = $this->originalContent->getRedirectTarget();
77 if ( !$currentTarget || !$currentTarget->equals( $this->title ) ) {
78 $this->result = self::CONSTRAINT_FAILED;
79 return self::CONSTRAINT_FAILED;
80 }
81 }
82 $this->result = self::CONSTRAINT_PASSED;
83 return self::CONSTRAINT_PASSED;
84 }
85
86 public function getLegacyStatus(): StatusValue {
87 $statusValue = StatusValue::newGood();
88 if ( $this->result === self::CONSTRAINT_FAILED ) {
89 $statusValue->fatal( 'selfredirect' );
90 $statusValue->value = self::AS_SELF_REDIRECT;
91 }
92 return $statusValue;
93 }
94
95}
if(!defined('MW_SETUP_CALLBACK'))
The persistent session ID (if any) loaded at startup.
Definition WebStart.php:82
Verify the page does not redirect to itself unless.
getLegacyStatus()
Get the legacy status for failure (or success)
__construct(bool $allowSelfRedirect, Content $newContent, Content $originalContent, LinkTarget $title)
Generic operation result class Has warning/error list, boolean status and arbitrary value.
fatal( $message,... $parameters)
Add an error and set OK to false, indicating that the operation as a whole was fatal.
Base interface for content objects.
Definition Content.php:35
Interface for all constraints that can prevent edits.