MediaWiki  1.23.8
SearchDatabase Class Reference

Base search engine base class for database-backed searches. More...

Inheritance diagram for SearchDatabase:
Collaboration diagram for SearchDatabase:

Public Member Functions

 __construct (DatabaseBase $db=null)
 Constructor. More...
 
- Public Member Functions inherited from SearchEngine
 delete ( $id, $title)
 Delete an indexed page Title should be pre-processed. More...
 
 filter ( $text)
 Return a 'cleaned up' search string. More...
 
 getTextFromContent (Title $t, Content $c=null)
 Get the raw text for updating the index from a content object Nicer search backends could possibly do something cooler than just returning raw text. More...
 
 normalizeText ( $string)
 When overridden in derived class, performs database-specific conversions on text to be used for searching or updating search index. More...
 
 replacePrefixes ( $query)
 Parse some common prefixes: all (search everything) or namespace names. More...
 
 searchText ( $term)
 Perform a full text search query and return a result set. More...
 
 searchTitle ( $term)
 Perform a title-only search query and return a result set. More...
 
 setFeatureData ( $feature, $data)
 Way to pass custom data for engines. More...
 
 setLimitOffset ( $limit, $offset=0)
 Set the maximum number of results to return and how many to skip before returning the first. More...
 
 setNamespaces ( $namespaces)
 Set which namespaces the search should include. More...
 
 setShowSuggestion ( $showSuggestion)
 Set whether the searcher should try to build a suggestion. More...
 
 supports ( $feature)
 
 textAlreadyUpdatedForIndex ()
 If an implementation of SearchEngine handles all of its own text processing in getTextFromContent() and doesn't require SearchUpdate::updateText()'s rather silly handling, it should return true here instead. More...
 
 transformSearchTerm ( $term)
 Transform search term in cases when parts of the query came as different GET params (when supported) e.g. More...
 
 update ( $id, $title, $text)
 Create or update the search index record for the given page. More...
 
 updateTitle ( $id, $title)
 Update a search index record's title only. More...
 

Protected Attributes

DatabaseBase $db
 Slave database for reading from for results. More...
 
- Protected Attributes inherited from SearchEngine
Array $features = array()
 Feature values *. More...
 
 $showSuggestion = true
 

Additional Inherited Members

- Static Public Member Functions inherited from SearchEngine
static create ( $type=null)
 Load up the appropriate search engine class for the currently active database backend, and return a configured instance. More...
 
static defaultNamespaces ()
 An array of namespaces indexes to be searched by default. More...
 
static getNearMatch ( $searchterm)
 If an exact title match can be found, or a very slightly close match, return the title. More...
 
static getNearMatchResultSet ( $searchterm)
 Do a near match (see SearchEngine::getNearMatch) and wrap it into a SearchResultSet. More...
 
static getOpenSearchTemplate ()
 Get OpenSearch suggestion template. More...
 
static getSearchTypes ()
 Return the search engines we support. More...
 
static helpNamespaces ()
 Return the help namespaces to be shown on Special:Search. More...
 
static legalSearchChars ()
 
static namespacesAsText ( $namespaces)
 Get a list of namespace names useful for showing in tooltips and preferences. More...
 
static searchableNamespaces ()
 Make a list of searchable namespaces and their canonical names. More...
 
static userHighlightPrefs ()
 Find snippet highlight settings for all users. More...
 
static userNamespaces ( $user)
 Extract default namespaces to search from the given user's settings, returning a list of index numbers. More...
 
- Public Attributes inherited from SearchEngine
 $limit = 10
 
 $namespaces = array( NS_MAIN )
 
 $offset = 0
 
 $prefix = ''
 
 $searchTerms = array()
 

Detailed Description

Base search engine base class for database-backed searches.

Since
1.23

Definition at line 29 of file SearchDatabase.php.

Constructor & Destructor Documentation

◆ __construct()

SearchDatabase::__construct ( DatabaseBase  $db = null)

Constructor.

Parameters
DatabaseBase$dbThe database to search from

Definition at line 38 of file SearchDatabase.php.

References $db, DB_SLAVE, and wfGetDB().

Member Data Documentation

◆ $db

DatabaseBase SearchDatabase::$db
protected

Slave database for reading from for results.

Definition at line 32 of file SearchDatabase.php.

Referenced by __construct().


The documentation for this class was generated from the following file: