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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Parser
*/
namespace MediaWiki\Parser;
use MediaWiki\Title\Title;
/**
* Expansion frame with template arguments
* @ingroup Parser
*/
// phpcs:ignore Squiz.Classes.ValidClassName.NotCamelCaps
class PPTemplateFrame_Hash extends PPFrame_Hash {
/** @var array */
public $numberedArgs;
/** @var array */
public $namedArgs;
/** @var PPFrame_Hash */
public $parent;
/** @var array */
public $numberedExpansionCache;
/** @var array */
public $namedExpansionCache;
/**
* @param Preprocessor $preprocessor
* @param false|PPFrame $parent
* @param array $numberedArgs
* @param array $namedArgs
* @param false|Title $title
*/
public function __construct( $preprocessor, $parent = false, $numberedArgs = [],
$namedArgs = [], $title = false
) {
parent::__construct( $preprocessor );
/** @var PPFrame_Hash $parent */
'@phan-var PPFrame_Hash $parent';
$this->parent = $parent;
$this->numberedArgs = $numberedArgs;
$this->namedArgs = $namedArgs;
$this->title = $title;
$pdbk = $title ? $title->getPrefixedDBkey() : false;
$this->titleCache = $parent->titleCache;
$this->titleCache[] = $pdbk;
$this->loopCheckHash = /*clone*/ $parent->loopCheckHash;
if ( $pdbk !== false ) {
$this->loopCheckHash[$pdbk] = true;
}
$this->depth = $parent->depth + 1;
$this->numberedExpansionCache = $this->namedExpansionCache = [];
}
public function __toString() {
$s = 'tplframe{';
$first = true;
$args = $this->numberedArgs + $this->namedArgs;
foreach ( $args as $name => $value ) {
if ( $first ) {
$first = false;
} else {
$s .= ', ';
}
$s .= "\"$name\":\"" .
str_replace( '"', '\\"', $value->__toString() ) . '"';
}
$s .= '}';
return $s;
}
/**
* @param string|int $key
* @param string|PPNode $root
* @param int $flags
* @return string
*/
public function cachedExpand( $key, $root, $flags = 0 ) {
if ( isset( $this->parent->childExpansionCache[$key] ) ) {
return $this->parent->childExpansionCache[$key];
}
$retval = $this->expand( $root, $flags );
if ( !$this->isVolatile() ) {
$this->parent->childExpansionCache[$key] = $retval;
}
return $retval;
}
/**
* Returns true if there are no arguments in this frame
*
* @return bool
*/
public function isEmpty() {
return !count( $this->numberedArgs ) && !count( $this->namedArgs );
}
/**
* @return array
*/
public function getArguments() {
$arguments = [];
foreach ( array_merge(
array_keys( $this->numberedArgs ),
array_keys( $this->namedArgs ) ) as $key ) {
$arguments[$key] = $this->getArgument( $key );
}
return $arguments;
}
/**
* @return array
*/
public function getNumberedArguments() {
$arguments = [];
foreach ( $this->numberedArgs as $key => $_ ) {
$arguments[$key] = $this->getArgument( $key );
}
return $arguments;
}
/**
* @return array
*/
public function getNamedArguments() {
$arguments = [];
foreach ( $this->namedArgs as $key => $_ ) {
$arguments[$key] = $this->getArgument( $key );
}
return $arguments;
}
/**
* @param int $index
* @return string|false
*/
public function getNumberedArgument( $index ) {
if ( !isset( $this->numberedArgs[$index] ) ) {
return false;
}
if ( !isset( $this->numberedExpansionCache[$index] ) ) {
# No trimming for unnamed arguments
$this->numberedExpansionCache[$index] = $this->parent->expand(
$this->numberedArgs[$index],
PPFrame::STRIP_COMMENTS
);
}
return $this->numberedExpansionCache[$index];
}
/**
* @param string $name
* @return string|false
*/
public function getNamedArgument( $name ) {
if ( !isset( $this->namedArgs[$name] ) ) {
return false;
}
if ( !isset( $this->namedExpansionCache[$name] ) ) {
# Trim named arguments post-expand, for backwards compatibility
$this->namedExpansionCache[$name] = trim(
$this->parent->expand( $this->namedArgs[$name], PPFrame::STRIP_COMMENTS ) );
}
return $this->namedExpansionCache[$name];
}
/**
* @param int|string $name
* @return string|false
*/
public function getArgument( $name ) {
$text = $this->getNumberedArgument( $name );
if ( $text === false ) {
$text = $this->getNamedArgument( $name );
}
return $text;
}
/**
* Return true if the frame is a template frame
*
* @return bool
*/
public function isTemplate() {
return true;
}
public function setVolatile( $flag = true ) {
parent::setVolatile( $flag );
$this->parent->setVolatile( $flag );
}
public function setTTL( $ttl ) {
parent::setTTL( $ttl );
$this->parent->setTTL( $ttl );
}
}
/** @deprecated class alias since 1.43 */
class_alias( PPTemplateFrame_Hash::class, 'PPTemplateFrame_Hash' );
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