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<?php
declare( strict_types = 1 );
namespace MediaWiki\Extension\Translate\PageTranslation;
use Html;
use Language;
use TMessage;
use const PREG_SET_ORDER;
/**
* This class represents one translation unit in a translatable page.
*
* @author Niklas Laxström
* @license GPL-2.0-or-later
* @ingroup PageTranslation
*/
class TranslationUnit {
public const UNIT_MARKER_INVALID_CHARS = "_/\n<>";
/** @var string Unit name */
public $id;
/** @var ?string New name of the unit, that will be saved to database. */
public $name = null;
/** @var string Unit text. */
public $text;
/** @var string Is this new, existing, changed or deleted unit. */
public $type;
/** @var string|null Text of previous version of this unit. */
public $oldText = null;
/**
* @var bool Whether this unit is inline unit.
* E.g. "Something <translate>foo</translate> bar".
*/
protected $inline = false;
/** @var bool Whether wrapping the unit is allowed */
private $canWrap = true;
/** @var int Version number for the serialization. */
private $version = 1;
/** @var string[] List of properties to serialize. */
private static $properties = [ 'version', 'id', 'name', 'text', 'type', 'oldText', 'inline' ];
public function setIsInline( bool $value ): void {
$this->inline = $value;
}
public function isInline(): bool {
return $this->inline;
}
public function setCanWrap( bool $value ): void {
$this->canWrap = $value;
}
public function canWrap(): bool {
return $this->canWrap;
}
/** Returns unit text unmodified */
public function getText(): string {
return $this->text;
}
/** Returns the text with tvars replaces with placeholders */
public function getTextWithVariables(): string {
$variableReplacements = [];
foreach ( $this->getVariables() as $variable ) {
$variableReplacements[$variable->getDefinition()] = $variable->getName();
}
return strtr( $this->text, $variableReplacements );
}
/** Returns unit text with variables replaced. */
public function getTextForTrans(): string {
$variableReplacements = [];
foreach ( $this->getVariables() as $variable ) {
$variableReplacements[$variable->getDefinition()] = $variable->getValue();
}
return strtr( $this->text, $variableReplacements );
}
/** Returns the unit text with updated or added unit marker */
public function getMarkedText(): string {
$id = $this->name ?? $this->id;
$header = "<!--T:{$id}-->";
$re = '~^(=+.*?=+\s*?$)~m';
$rep = "\\1 $header";
$count = 0;
$text = preg_replace( $re, $rep, $this->text, 1, $count );
if ( $count === 0 ) {
if ( $this->inline ) {
$text = $header . ' ' . $this->text;
} else {
$text = $header . "\n" . $this->text;
}
}
return $text;
}
/** Returns oldtext, or current text if not available */
public function getOldText(): string {
return $this->oldText ?? $this->text;
}
/** @return TranslationVariable[] */
public function getVariables(): array {
$vars = [];
// Deprecated syntax. Example: <tvar|1>...</>
$re = '~<tvar\|([^>]+)>(.*?)</>~us';
$matches = [];
preg_match_all( $re, $this->text, $matches, PREG_SET_ORDER );
foreach ( $matches as $m ) {
$vars[] = new TranslationVariable( $m[0], '$' . $m[1], $m[2] );
}
// Current syntax. Example: <tvar name=1>...</tvar>
$re = <<<'REGEXP'
~
<tvar \s+ name \s* = \s*
( ( ' (?<key1> [^']* ) ' ) | ( " (?<key2> [^"]* ) " ) | (?<key3> [^"'\s>]* ) )
\s* > (?<value>.*?) </tvar \s* >
~xusi
REGEXP;
$matches = [];
preg_match_all( $re, $this->text, $matches, PREG_SET_ORDER );
foreach ( $matches as $m ) {
$vars[] = new TranslationVariable(
$m[0],
// Maximum of one of these is non-empty string
'$' . ( $m['key1'] . $m['key2'] . $m['key3'] ),
$m['value']
);
}
return $vars;
}
/** Serialize this object to a PHP array */
public function serializeToArray(): array {
$data = [];
foreach ( self::$properties as $index => $property ) {
// Because this is used for the JobQueue, use a list
// instead of an array to save space.
$data[$index] = $this->$property;
}
return $data;
}
public static function unserializeFromArray( array $data ): self {
$unit = new self();
foreach ( self::$properties as $index => $property ) {
$unit->$property = $data[$index];
}
return $unit;
}
public function getTextForRendering(
?TMessage $msg,
Language $sourceLanguage,
Language $targetLanguage,
bool $wrapUntranslated
): string {
$attributes = [];
if ( $msg && $msg->translation() !== null ) {
$content = $msg->translation();
if ( $msg->hasTag( 'fuzzy' ) ) {
// We do not ever want to show explicit fuzzy marks in the rendered pages
$content = str_replace( TRANSLATE_FUZZY, '', $content );
$attributes['class'] = 'mw-translate-fuzzy';
}
$translationLanguage = $targetLanguage->getCode();
} else {
$content = $this->getTextWithVariables();
if ( $wrapUntranslated ) {
$attributes['lang'] = $sourceLanguage->getHtmlCode();
$attributes['dir'] = $sourceLanguage->getDir();
$attributes['class'] = 'mw-content-' . $sourceLanguage->getDir();
}
$translationLanguage = $sourceLanguage->getCode();
}
if ( $this->canWrap() && $attributes ) {
$tag = $this->isInline() ? 'span' : 'div';
$content = $this->isInline() ? $content : "\n$content\n";
$content = Html::rawElement( $tag, $attributes, $content );
}
$variableReplacements = [];
foreach ( $this->getVariables() as $variable ) {
$variableReplacements[$variable->getName()] = $variable->getValue();
}
$content = strtr( $content, $variableReplacements );
// Allow wrapping this inside variables
$content = preg_replace(
'/{{\s*TRANSLATIONLANGUAGE\s*}}/',
$translationLanguage,
$content
);
return $content;
}
}
|
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