MediaWiki  1.23.8
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1 <?php
31  function __construct( $name = 'DoubleRedirects' ) {
32  parent::__construct( $name );
33  }
35  function isExpensive() {
36  return true;
37  }
39  function isSyndicated() {
40  return false;
41  }
43  function sortDescending() {
44  return false;
45  }
47  function getPageHeader() {
48  return $this->msg( 'doubleredirectstext' )->parseAsBlock();
49  }
51  function reallyGetQueryInfo( $namespace = null, $title = null ) {
52  $limitToTitle = !( $namespace === null && $title === null );
53  $dbr = wfGetDB( DB_SLAVE );
54  $retval = array(
55  'tables' => array(
56  'ra' => 'redirect',
57  'rb' => 'redirect',
58  'pa' => 'page',
59  'pb' => 'page'
60  ),
61  'fields' => array(
62  'namespace' => 'pa.page_namespace',
63  'title' => 'pa.page_title',
64  'value' => 'pa.page_title',
66  'nsb' => 'pb.page_namespace',
67  'tb' => 'pb.page_title',
69  // Select fields from redirect instead of page. Because there may
70  // not actually be a page table row for this target (e.g. for interwiki redirects)
71  'nsc' => 'rb.rd_namespace',
72  'tc' => 'rb.rd_title',
73  'iwc' => 'rb.rd_interwiki',
74  ),
75  'conds' => array(
76  'ra.rd_from = pa.page_id',
78  // Filter out redirects where the target goes interwiki (bug 40353).
79  // This isn't an optimization, it is required for correct results,
80  // otherwise a non-double redirect like Bar -> w:Foo will show up
81  // like "Bar -> Foo -> w:Foo".
83  // Need to check both NULL and "" for some reason,
84  // apparently either can be stored for non-iw entries.
85  'ra.rd_interwiki IS NULL OR ra.rd_interwiki = ' . $dbr->addQuotes( '' ),
87  'pb.page_namespace = ra.rd_namespace',
88  'pb.page_title = ra.rd_title',
90  'rb.rd_from = pb.page_id',
91  )
92  );
94  if ( $limitToTitle ) {
95  $retval['conds']['pa.page_namespace'] = $namespace;
96  $retval['conds']['pa.page_title'] = $title;
97  }
99  return $retval;
100  }
102  function getQueryInfo() {
103  return $this->reallyGetQueryInfo();
104  }
106  function getOrderFields() {
107  return array( 'ra.rd_namespace', 'ra.rd_title' );
108  }
115  function formatResult( $skin, $result ) {
116  $titleA = Title::makeTitle( $result->namespace, $result->title );
118  // If only titleA is in the query, it means this came from
119  // querycache (which only saves 3 columns).
120  // That does save the bulk of the query cost, but now we need to
121  // get a little more detail about each individual entry quickly
122  // using the filter of reallyGetQueryInfo.
123  if ( $result && !isset( $result->nsb ) ) {
124  $dbr = wfGetDB( DB_SLAVE );
125  $qi = $this->reallyGetQueryInfo(
126  $result->namespace,
127  $result->title
128  );
129  $res = $dbr->select(
130  $qi['tables'],
131  $qi['fields'],
132  $qi['conds'],
133  __METHOD__
134  );
136  if ( $res ) {
137  $result = $dbr->fetchObject( $res );
138  }
139  }
140  if ( !$result ) {
141  return '<del>' . Linker::link( $titleA, null, array(), array( 'redirect' => 'no' ) ) . '</del>';
142  }
144  $titleB = Title::makeTitle( $result->nsb, $result->tb );
145  $titleC = Title::makeTitle( $result->nsc, $result->tc, '', $result->iwc );
147  $linkA = Linker::linkKnown(
148  $titleA,
149  null,
150  array(),
151  array( 'redirect' => 'no' )
152  );
154  $edit = Linker::linkKnown(
155  $titleA,
156  $this->msg( 'parentheses', $this->msg( 'editlink' )->text() )->escaped(),
157  array(),
158  array(
159  'redirect' => 'no',
160  'action' => 'edit'
161  )
162  );
164  $linkB = Linker::linkKnown(
165  $titleB,
166  null,
167  array(),
168  array( 'redirect' => 'no' )
169  );
171  $linkC = Linker::linkKnown( $titleC );
173  $lang = $this->getLanguage();
174  $arr = $lang->getArrow() . $lang->getDirMark();
176  return ( "{$linkA} {$edit} {$arr} {$linkB} {$arr} {$linkC}" );
177  }
179  protected function getGroupName() {
180  return 'maintenance';
181  }
182 }
static & makeTitle( $ns, $title, $fragment='', $interwiki='')
Create a new Title from a namespace index and a DB key.
Definition: Title.php:398
The index of the header message $result[1]=The index of the body text message $result[2 through n]=Parameters passed to body text message. Please note the header message cannot receive/use parameters. 'ImportHandleLogItemXMLTag':When parsing a XML tag in a log item. $reader:XMLReader object $logInfo:Array of information Return false to stop further processing of the tag 'ImportHandlePageXMLTag':When parsing a XML tag in a page. $reader:XMLReader object $pageInfo:Array of information Return false to stop further processing of the tag 'ImportHandleRevisionXMLTag':When parsing a XML tag in a page revision. $reader:XMLReader object $pageInfo:Array of page information $revisionInfo:Array of revision information Return false to stop further processing of the tag 'ImportHandleToplevelXMLTag':When parsing a top level XML tag. $reader:XMLReader object Return false to stop further processing of the tag 'ImportHandleUploadXMLTag':When parsing a XML tag in a file upload. $reader:XMLReader object $revisionInfo:Array of information Return false to stop further processing of the tag 'InfoAction':When building information to display on the action=info page. $context:IContextSource object & $pageInfo:Array of information 'InitializeArticleMaybeRedirect':MediaWiki check to see if title is a redirect. $title:Title object for the current page $request:WebRequest $ignoreRedirect:boolean to skip redirect check $target:Title/string of redirect target $article:Article object 'InterwikiLoadPrefix':When resolving if a given prefix is an interwiki or not. Return true without providing an interwiki to continue interwiki search. $prefix:interwiki prefix we are looking for. & $iwData:output array describing the interwiki with keys iw_url, iw_local, iw_trans and optionally iw_api and iw_wikiid. 'InternalParseBeforeSanitize':during Parser 's internalParse method just before the parser removes unwanted/dangerous HTML tags and after nowiki/noinclude/includeonly/onlyinclude and other processings. Ideal for syntax-extensions after template/parser function execution which respect nowiki and HTML-comments. & $parser:Parser object & $text:string containing partially parsed text & $stripState:Parser 's internal StripState object 'InternalParseBeforeLinks':during Parser 's internalParse method before links but after nowiki/noinclude/includeonly/onlyinclude and other processings. & $parser:Parser object & $text:string containing partially parsed text & $stripState:Parser 's internal StripState object 'InvalidateEmailComplete':Called after a user 's email has been invalidated successfully. $user:user(object) whose email is being invalidated 'IRCLineURL':When constructing the URL to use in an IRC notification. Callee may modify $url and $query, URL will be constructed as $url . $query & $url:URL to index.php & $query:Query string $rc:RecentChange object that triggered url generation 'IsFileCacheable':Override the result of Article::isFileCacheable()(if true) $article:article(object) being checked 'IsTrustedProxy':Override the result of wfIsTrustedProxy() $ip:IP being check $result:Change this value to override the result of wfIsTrustedProxy() 'IsUploadAllowedFromUrl':Override the result of UploadFromUrl::isAllowedUrl() $url:URL used to upload from & $allowed:Boolean indicating if uploading is allowed for given URL 'isValidEmailAddr':Override the result of User::isValidEmailAddr(), for instance to return false if the domain name doesn 't match your organization. $addr:The e-mail address entered by the user & $result:Set this and return false to override the internal checks 'isValidPassword':Override the result of User::isValidPassword() $password:The password entered by the user & $result:Set this and return false to override the internal checks $user:User the password is being validated for 'Language::getMessagesFileName':$code:The language code or the language we 're looking for a messages file for & $file:The messages file path, you can override this to change the location. 'LanguageGetNamespaces':Provide custom ordering for namespaces or remove namespaces. Do not use this hook to add namespaces. Use CanonicalNamespaces for that. & $namespaces:Array of namespaces indexed by their numbers 'LanguageGetMagic':DEPRECATED, use $magicWords in a file listed in $wgExtensionMessagesFiles instead. Use this to define synonyms of magic words depending of the language $magicExtensions:associative array of magic words synonyms $lang:language code(string) 'LanguageGetSpecialPageAliases':DEPRECATED, use $specialPageAliases in a file listed in $wgExtensionMessagesFiles instead. Use to define aliases of special pages names depending of the language $specialPageAliases:associative array of magic words synonyms $lang:language code(string) 'LanguageGetTranslatedLanguageNames':Provide translated language names. & $names:array of language code=> language name $code language of the preferred translations 'LanguageLinks':Manipulate a page 's language links. This is called in various places to allow extensions to define the effective language links for a page. $title:The page 's Title. & $links:Associative array mapping language codes to prefixed links of the form "language:title". & $linkFlags:Associative array mapping prefixed links to arrays of flags. Currently unused, but planned to provide support for marking individual language links in the UI, e.g. for featured articles. 'LinkBegin':Used when generating internal and interwiki links in Linker::link(), before processing starts. Return false to skip default processing and return $ret. See documentation for Linker::link() for details on the expected meanings of parameters. $skin:the Skin object $target:the Title that the link is pointing to & $html:the contents that the< a > tag should have(raw HTML) $result
Definition: hooks.txt:1528
The content returned by this function will be output before any result.
Definition: SpecialDoubleRedirects.php:47
skin txt MediaWiki includes four core it has been set as the default in MediaWiki since the replacing Monobook it had been been the default skin since before being replaced by Vector largely rewritten in while keeping its appearance Several legacy skins were removed in the as the burden of supporting them became too heavy to bear Those in etc for skin dependent CSS etc for skin dependent JavaScript These can also be customised on a per user by etc This feature has led to a wide variety of user styles becoming that gallery is a good place to ending in php
Definition: skin.txt:62
Under which header this special page is listed in Special:SpecialPages See messages 'specialpages-gro...
Definition: SpecialDoubleRedirects.php:179
& wfGetDB( $db, $groups=array(), $wiki=false)
Get a Database object.
Definition: GlobalFunctions.php:3659
design txt This is a brief overview of the new design More thorough and up to date information is available on the documentation wiki at etc Handles the details of getting and saving to the user table of the and dealing with sessions and cookies OutputPage Encapsulates the entire HTML page that will be sent in response to any server request It is used by calling its functions to add text
Definition: design.txt:12
A special page listing redirects to redirecting page.
Definition: SpecialDoubleRedirects.php:30
Is this query expensive (for some definition of expensive)? Then we don't let it run in miser mode.
Definition: SpecialDoubleRedirects.php:35
Subclasses return an SQL query here, formatted as an array with the following keys: tables => Table(s...
Definition: SpecialDoubleRedirects.php:102
Shortcut to get user's language.
Definition: SpecialPage.php:578
This is a class for doing query pages; since they're almost all the same, we factor out some of the f...
Definition: QueryPage.php:30
reallyGetQueryInfo( $namespace=null, $title=null)
Definition: SpecialDoubleRedirects.php:51
static linkKnown( $target, $html=null, $customAttribs=array(), $query=array(), $options=array( 'known', 'noclasses'))
Identical to link(), except $options defaults to 'known'.
Definition: Linker.php:264
Override to sort by increasing values.
Definition: SpecialDoubleRedirects.php:43
Definition: testCompression.php:48
static link( $target, $html=null, $customAttribs=array(), $query=array(), $options=array())
This function returns an HTML link to the given target.
Definition: Linker.php:192
formatResult( $skin, $result)
Definition: SpecialDoubleRedirects.php:115
the array() calling protocol came about after MediaWiki 1.4rc1.
List of Api Query prop modules.
Subclasses return an array of fields to order by here.
Definition: SpecialDoubleRedirects.php:106
presenting them properly to the user as errors is done by the caller $title
Definition: hooks.txt:1324
Allows to change the fields on the form that will be generated $name
Definition: hooks.txt:336
Wrapper around wfMessage that sets the current context.
Definition: SpecialPage.php:609
Sometime we don't want to build rss / atom feeds.
Definition: SpecialDoubleRedirects.php:39
null means default in associative array with keys and values unescaped Should be merged with default with a value of false meaning to suppress the attribute in associative array with keys and values unescaped noclasses just before the function returns a value If you return an< a > element with HTML attributes $attribs and contents $html will be returned If you return $ret will be returned $skin
Definition: hooks.txt:1530
const DB_SLAVE
Definition: Defines.php:55
Definition: database.txt:21
please add to it if you re going to add events to the MediaWiki code where normally authentication against an external auth plugin would be creating a account incomplete not yet checked for validity & $retval
Definition: hooks.txt:237
__construct( $name='DoubleRedirects')
Definition: SpecialDoubleRedirects.php:31