MediaWiki REL1_34
DumpCategoriesAsRdf Class Reference

Maintenance script to provide RDF representation of the category tree. More...

Inheritance diagram for DumpCategoriesAsRdf:
Collaboration diagram for DumpCategoriesAsRdf:

Public Member Functions

 __construct ()
 Default constructor.
 
 addDumpHeader ( $timestamp)
 
 execute ()
 Do the actual work.
 
 getCategoryIterator (IDatabase $dbr)
 Produce row iterator for categories.
 
 getCategoryLinksIterator (IDatabase $dbr, array $ids)
 Get iterator for links for categories.
 
- Public Member Functions inherited from Maintenance
 checkRequiredExtensions ()
 Verify that the required extensions are installed.
 
 cleanupChanneled ()
 Clean up channeled output.
 
 clearParamsAndArgs ()
 Clear all params and arguments.
 
 finalSetup ()
 Handle some last-minute setup here.
 
 getConfig ()
 
 getDbType ()
 Does the script need different DB access? By default, we give Maintenance scripts normal rights to the DB.
 
 getName ()
 Get the script's name.
 
 globals ()
 Potentially debug globals.
 
 isQuiet ()
 
 loadParamsAndArgs ( $self=null, $opts=null, $args=null)
 Process command line arguments $mOptions becomes an array with keys set to the option names $mArgs becomes a zero-based array containing the non-option arguments.
 
 loadSettings ()
 Generic setup for most installs.
 
 loadWithArgv ( $argv)
 Load params and arguments from a given array of command-line arguments.
 
 memoryLimit ()
 Normally we disable the memory_limit when running admin scripts.
 
 outputChanneled ( $msg, $channel=null)
 Message outputter with channeled message support.
 
 purgeRedundantText ( $delete=true)
 Support function for cleaning up redundant text records.
 
 runChild ( $maintClass, $classFile=null)
 Run a child maintenance script.
 
 setAgentAndTriggers ()
 Set triggers like when to try to run deferred updates.
 
 setConfig (Config $config)
 
 setDB (IMaintainableDatabase $db)
 Sets database object to be returned by getDB().
 
 setup ()
 Do some sanity checking and basic setup.
 
 updateSearchIndex ( $maxLockTime, $callback, $dbw, $results)
 Perform a search index update with locking.
 
 updateSearchIndexForPage ( $dbw, $pageId)
 Update the searchindex table for a given pageid.
 
 validateParamsAndArgs ()
 Run some validation checks on the params, etc.
 

Private Member Functions

 createRdfWriter ( $format)
 

Private Attributes

CategoriesRdf $categoriesRdf
 Categories RDF helper.
 
RdfWriter $rdfWriter
 

Additional Inherited Members

- Static Public Member Functions inherited from Maintenance
static getTermSize ()
 Get the terminal size as a two-element array where the first element is the width (number of columns) and the second element is the height (number of rows).
 
static posix_isatty ( $fd)
 Wrapper for posix_isatty() We default as considering stdin a tty (for nice readline methods) but treating stout as not a tty to avoid color codes.
 
static readconsole ( $prompt='> ')
 Prompt the console for input.
 
static requireTestsAutoloader ()
 Call this to set up the autoloader to allow classes to be used from the tests directory.
 
static setLBFactoryTriggers (LBFactory $LBFactory, Config $config)
 
static shouldExecute ()
 Should we execute the maintenance script, or just allow it to be included as a standalone class? It checks that the call stack only includes this function and "requires" (meaning was called from the file scope)
 
- Public Attributes inherited from Maintenance
resource $fileHandle
 Used when creating separate schema files.
 
array $orderedOptions = []
 Used to read the options in the order they were passed.
 
const DB_ADMIN = 2
 
const DB_NONE = 0
 Constants for DB access type.
 
const DB_STD = 1
 
const STDIN_ALL = 'all'
 
- Protected Member Functions inherited from Maintenance
 activateProfiler ()
 Activate the profiler (assuming $wgProfiler is set)
 
 addArg ( $arg, $description, $required=true)
 Add some args that are needed.
 
 addDefaultParams ()
 Add the default parameters to the scripts.
 
 addDescription ( $text)
 Set the description text.
 
 addOption ( $name, $description, $required=false, $withArg=false, $shortName=false, $multiOccurrence=false)
 Add a parameter to the script.
 
 adjustMemoryLimit ()
 Adjusts PHP's memory limit to better suit our needs, if needed.
 
 afterFinalSetup ()
 Execute a callback function at the end of initialisation.
 
 beginTransaction (IDatabase $dbw, $fname)
 Begin a transcation on a DB.
 
 commitTransaction (IDatabase $dbw, $fname)
 Commit the transcation on a DB handle and wait for replica DBs to catch up.
 
 countDown ( $seconds)
 Count down from $seconds to zero on the terminal, with a one-second pause between showing each number.
 
 deleteOption ( $name)
 Remove an option.
 
 error ( $err, $die=0)
 Throw an error to the user.
 
 fatalError ( $msg, $exitCode=1)
 Output a message and terminate the current script.
 
 getArg ( $argId=0, $default=null)
 Get an argument.
 
 getBatchSize ()
 Returns batch size.
 
 getDB ( $db, $groups=[], $dbDomain=false)
 Returns a database to be used by current maintenance script.
 
 getDir ()
 Get the maintenance directory.
 
 getOption ( $name, $default=null)
 Get an option, or return the default.
 
 getStdin ( $len=null)
 Return input from stdin.
 
 hasArg ( $argId=0)
 Does a given argument exist?
 
 hasOption ( $name)
 Checks to see if a particular option exists.
 
 loadSpecialVars ()
 Handle the special variables that are global to all scripts.
 
 maybeHelp ( $force=false)
 Maybe show the help.
 
 output ( $out, $channel=null)
 Throw some output to the user.
 
 parseIntList ( $text)
 Utility function to parse a string (perhaps from a command line option) into a list of integers (perhaps some kind of numeric IDs).
 
 requireExtension ( $name)
 Indicate that the specified extension must be loaded before the script can run.
 
 rollbackTransaction (IDatabase $dbw, $fname)
 Rollback the transcation on a DB handle.
 
 setAllowUnregisteredOptions ( $allow)
 Sets whether to allow unregistered options, which are options passed to a script that do not match an expected parameter.
 
 setBatchSize ( $s=0)
 Set the batch size.
 
 supportsOption ( $name)
 Checks to see if a particular option in supported.
 
- Protected Attributes inherited from Maintenance
 $mAllowUnregisteredOptions = false
 
 $mArgList = []
 
 $mArgs = []
 
int $mBatchSize = null
 Batch size.
 
 $mDbPass
 
 $mDbUser
 
 $mDescription = ''
 
 $mInputLoaded = false
 
 $mOptions = []
 
array[] $mParams = []
 Array of desired/allowed params.
 
 $mQuiet = false
 
 $mSelf
 
 $mShortParamsMap = []
 

Detailed Description

Maintenance script to provide RDF representation of the category tree.

Since
1.30

Definition at line 31 of file dumpCategoriesAsRdf.php.

Constructor & Destructor Documentation

◆ __construct()

DumpCategoriesAsRdf::__construct ( )

Default constructor.

Children should call this first if implementing their own constructors

Reimplemented from Maintenance.

Definition at line 42 of file dumpCategoriesAsRdf.php.

References Maintenance\addDescription(), Maintenance\addOption(), and Maintenance\setBatchSize().

Member Function Documentation

◆ addDumpHeader()

DumpCategoriesAsRdf::addDumpHeader ( $timestamp)
Parameters
int$timestamp

Definition at line 114 of file dumpCategoriesAsRdf.php.

References $wgRightsUrl, CategoriesRdf\FORMAT_VERSION, CategoriesRdf\OWL_URL, PROTO_CANONICAL, wfExpandUrl(), and wfTimestamp().

Referenced by execute().

◆ createRdfWriter()

DumpCategoriesAsRdf::createRdfWriter ( $format)
private
Parameters
string$formatWriter format
Returns
RdfWriter

Definition at line 179 of file dumpCategoriesAsRdf.php.

Referenced by execute().

◆ execute()

DumpCategoriesAsRdf::execute ( )

Do the actual work.

All child classes will need to implement this

Returns
bool|null|void True for success, false for failure. Not returning a value, or returning null, is also interpreted as success. Returning false for failure will cause doMaintenance.php to exit the process with a non-zero exit status.

Reimplemented from Maintenance.

Definition at line 131 of file dumpCategoriesAsRdf.php.

References $dbr, addDumpHeader(), createRdfWriter(), DB_REPLICA, getCategoryIterator(), getCategoryLinksIterator(), getDB(), and Maintenance\getOption().

◆ getCategoryIterator()

DumpCategoriesAsRdf::getCategoryIterator ( IDatabase $dbr)

Produce row iterator for categories.

Parameters
IDatabase$dbrDatabase connection
Returns
RecursiveIterator

Definition at line 58 of file dumpCategoriesAsRdf.php.

References $dbr, Maintenance\getBatchSize(), and NS_CATEGORY.

Referenced by execute().

◆ getCategoryLinksIterator()

DumpCategoriesAsRdf::getCategoryLinksIterator ( IDatabase $dbr,
array $ids )

Get iterator for links for categories.

Parameters
IDatabase$dbr
int[]$idsList of page IDs
Returns
Traversable

Definition at line 96 of file dumpCategoriesAsRdf.php.

References $dbr, and Maintenance\getBatchSize().

Referenced by execute().

Member Data Documentation

◆ $categoriesRdf

CategoriesRdf DumpCategoriesAsRdf::$categoriesRdf
private

Categories RDF helper.

Definition at line 40 of file dumpCategoriesAsRdf.php.

◆ $rdfWriter

RdfWriter DumpCategoriesAsRdf::$rdfWriter
private

Definition at line 35 of file dumpCategoriesAsRdf.php.


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