* @since 1.17
*/
class Message implements MessageSpecifier, Serializable {
+ /** Use message text as-is */
+ const FORMAT_PLAIN = 'plain';
+ /** Use normal wikitext -> HTML parsing (the result will be wrapped in a block-level HTML tag) */
+ const FORMAT_BLOCK_PARSE = 'block-parse';
+ /** Use normal wikitext -> HTML parsing but strip the block-level wrapper */
+ const FORMAT_PARSE = 'parse';
+ /** Transform {{..}} constructs but don't transform to HTML */
+ const FORMAT_TEXT = 'text';
+ /** Transform {{..}} constructs, HTML-escape the result */
+ const FORMAT_ESCAPED = 'escaped';
+
+ /**
+ * Mapping from Message::listParam() types to Language methods.
+ * @var array
+ */
+ protected static $listTypeMap = [
+ 'comma' => 'commaList',
+ 'semicolon' => 'semicolonList',
+ 'pipe' => 'pipeList',
+ 'text' => 'listToText',
+ ];
/**
* In which language to get this message. True, which is the default,
protected $parameters = [];
/**
- * Format for the message.
- * Supported formats are:
- * * text (transform)
- * * escaped (transform+htmlspecialchars)
- * * block-parse
- * * parse (default)
- * * plain
- *
* @var string
+ * @deprecated
*/
protected $format = 'parse';
* @since 1.21
*
* @return string
+ * @deprecated since 1.29 formatting is not stateful
*/
public function getFormat() {
+ wfDeprecated( __METHOD__, '1.29' );
return $this->format;
}
*/
public function useDatabase( $useDatabase ) {
$this->useDatabase = (bool)$useDatabase;
+ $this->message = null;
return $this;
}
*
* @since 1.17
*
+ * @param string|null $format One of the FORMAT_* constants. Null means use whatever was used
+ * the last time (this is for B/C and should be avoided).
+ *
* @return string HTML
*/
- public function toString() {
+ public function toString( $format = null ) {
+ if ( $format === null ) {
+ $ex = new LogicException( __METHOD__ . ' using implicit format: ' . $this->format );
+ \MediaWiki\Logger\LoggerFactory::getInstance( 'message-format' )->warning(
+ $ex->getMessage(), [ 'exception' => $ex, 'format' => $this->format, 'key' => $this->key ] );
+ $format = $this->format;
+ }
$string = $this->fetchMessage();
if ( $string === false ) {
// message key is user-controlled.
// '⧼' is used instead of '<' to side-step any
// double-escaping issues.
+ // (Keep synchronised with mw.Message#toString in JS.)
return '⧼' . htmlspecialchars( $this->key ) . '⧽';
}
}
# Replace parameters before text parsing
- $string = $this->replaceParameters( $string, 'before' );
+ $string = $this->replaceParameters( $string, 'before', $format );
# Maybe transform using the full parser
- if ( $this->format === 'parse' ) {
+ if ( $format === self::FORMAT_PARSE ) {
$string = $this->parseText( $string );
$string = Parser::stripOuterParagraph( $string );
- } elseif ( $this->format === 'block-parse' ) {
+ } elseif ( $format === self::FORMAT_BLOCK_PARSE ) {
$string = $this->parseText( $string );
- } elseif ( $this->format === 'text' ) {
+ } elseif ( $format === self::FORMAT_TEXT ) {
$string = $this->transformText( $string );
- } elseif ( $this->format === 'escaped' ) {
+ } elseif ( $format === self::FORMAT_ESCAPED ) {
$string = $this->transformText( $string );
$string = htmlspecialchars( $string, ENT_QUOTES, 'UTF-8', false );
}
# Raw parameter replacement
- $string = $this->replaceParameters( $string, 'after' );
+ $string = $this->replaceParameters( $string, 'after', $format );
return $string;
}
* @return string
*/
public function __toString() {
- if ( $this->format !== 'parse' ) {
- $ex = new LogicException( __METHOD__ . ' using implicit format: ' . $this->format );
- \MediaWiki\Logger\LoggerFactory::getInstance( 'message-format' )->warning(
- $ex->getMessage(), [ 'exception' => $ex, 'format' => $this->format, 'key' => $this->key ] );
- }
-
// PHP doesn't allow __toString to throw exceptions and will
// trigger a fatal error if it does. So, catch any exceptions.
try {
- return $this->toString();
+ return $this->toString( self::FORMAT_PARSE );
} catch ( Exception $ex ) {
try {
trigger_error( "Exception caught in " . __METHOD__ . " (message " . $this->key . "): "
// Doh! Cause a fatal error after all?
}
- if ( $this->format === 'plain' || $this->format === 'text' ) {
- return '<' . $this->key . '>';
- }
- return '<' . htmlspecialchars( $this->key ) . '>';
+ return '⧼' . htmlspecialchars( $this->key ) . '⧽';
}
}
* @return string Parsed HTML.
*/
public function parse() {
- $this->format = 'parse';
- return $this->toString();
+ $this->format = self::FORMAT_PARSE;
+ return $this->toString( self::FORMAT_PARSE );
}
/**
* @return string Unescaped message text.
*/
public function text() {
- $this->format = 'text';
- return $this->toString();
+ $this->format = self::FORMAT_TEXT;
+ return $this->toString( self::FORMAT_TEXT );
}
/**
* @return string Unescaped untransformed message text.
*/
public function plain() {
- $this->format = 'plain';
- return $this->toString();
+ $this->format = self::FORMAT_PLAIN;
+ return $this->toString( self::FORMAT_PLAIN );
}
/**
* @return string HTML
*/
public function parseAsBlock() {
- $this->format = 'block-parse';
- return $this->toString();
+ $this->format = self::FORMAT_BLOCK_PARSE;
+ return $this->toString( self::FORMAT_BLOCK_PARSE );
}
/**
* @return string Escaped message text.
*/
public function escaped() {
- $this->format = 'escaped';
- return $this->toString();
+ $this->format = self::FORMAT_ESCAPED;
+ return $this->toString( self::FORMAT_ESCAPED );
}
/**
return [ 'plaintext' => $plaintext ];
}
+ /**
+ * @since 1.29
+ *
+ * @param array $list
+ * @param string $type 'comma', 'semicolon', 'pipe', 'text'
+ * @return array Array with "list" and "type" keys.
+ */
+ public static function listParam( array $list, $type = 'text' ) {
+ if ( !isset( self::$listTypeMap[$type] ) ) {
+ throw new InvalidArgumentException(
+ "Invalid type '$type'. Known types are: " . join( ', ', array_keys( self::$listTypeMap ) )
+ );
+ }
+ return [ 'list' => $list, 'type' => $type ];
+ }
+
/**
* Substitutes any parameters into the message text.
*
*
* @param string $message The message text.
* @param string $type Either "before" or "after".
+ * @param string $format One of the FORMAT_* constants.
*
* @return string
*/
- protected function replaceParameters( $message, $type = 'before' ) {
+ protected function replaceParameters( $message, $type = 'before', $format ) {
$replacementKeys = [];
foreach ( $this->parameters as $n => $param ) {
- list( $paramType, $value ) = $this->extractParam( $param );
+ list( $paramType, $value ) = $this->extractParam( $param, $format );
if ( $type === $paramType ) {
$replacementKeys['$' . ( $n + 1 )] = $value;
}
* @since 1.18
*
* @param mixed $param Parameter as defined in this class.
+ * @param string $format One of the FORMAT_* constants.
*
* @return array Array with the parameter type (either "before" or "after") and the value.
*/
- protected function extractParam( $param ) {
+ protected function extractParam( $param, $format ) {
if ( is_array( $param ) ) {
if ( isset( $param['raw'] ) ) {
return [ 'after', $param['raw'] ];
} elseif ( isset( $param['bitrate'] ) ) {
return [ 'before', $this->getLanguage()->formatBitrate( $param['bitrate'] ) ];
} elseif ( isset( $param['plaintext'] ) ) {
- return [ 'after', $this->formatPlaintext( $param['plaintext'] ) ];
+ return [ 'after', $this->formatPlaintext( $param['plaintext'], $format ) ];
+ } elseif ( isset( $param['list'] ) ) {
+ return $this->formatListParam( $param['list'], $param['type'], $format );
} else {
$warning = 'Invalid parameter for message "' . $this->getKey() . '": ' .
htmlspecialchars( serialize( $param ) );
return [ 'before', '[INVALID]' ];
}
} elseif ( $param instanceof Message ) {
+ // Match language, flags, etc. to the current message.
+ $msg = clone $param;
+ if ( $msg->language !== $this->language || $msg->useDatabase !== $this->useDatabase ) {
+ // Cache depends on these parameters
+ $msg->message = null;
+ }
+ $msg->interface = $this->interface;
+ $msg->language = $this->language;
+ $msg->useDatabase = $this->useDatabase;
+ $msg->title = $this->title;
+
+ // DWIM
+ if ( $format === 'block-parse' ) {
+ $format = 'parse';
+ }
+ $msg->format = $format;
+
// Message objects should not be before parameters because
// then they'll get double escaped. If the message needs to be
// escaped, it'll happen right here when we call toString().
- return [ 'after', $param->toString() ];
+ return [ 'after', $msg->toString( $format ) ];
} else {
return [ 'before', $param ];
}
* @since 1.25
*
* @param string $plaintext String to ensure plaintext output of
+ * @param string $format One of the FORMAT_* constants.
*
- * @return string Input plaintext encoded for output to $this->format
+ * @return string Input plaintext encoded for output to $format
*/
- protected function formatPlaintext( $plaintext ) {
- switch ( $this->format ) {
- case 'text':
- case 'plain':
+ protected function formatPlaintext( $plaintext, $format ) {
+ switch ( $format ) {
+ case self::FORMAT_TEXT:
+ case self::FORMAT_PLAIN:
return $plaintext;
- case 'parse':
- case 'block-parse':
- case 'escaped':
+ case self::FORMAT_PARSE:
+ case self::FORMAT_BLOCK_PARSE:
+ case self::FORMAT_ESCAPED:
default:
return htmlspecialchars( $plaintext, ENT_QUOTES );
}
}
+
+ /**
+ * Formats a list of parameters as a concatenated string.
+ * @since 1.29
+ * @param array $params
+ * @param string $listType
+ * @param string $format One of the FORMAT_* constants.
+ * @return array Array with the parameter type (either "before" or "after") and the value.
+ */
+ protected function formatListParam( array $params, $listType, $format ) {
+ if ( !isset( self::$listTypeMap[$listType] ) ) {
+ $warning = 'Invalid list type for message "' . $this->getKey() . '": ' .
+ htmlspecialchars( serialize( $param ) );
+ trigger_error( $warning, E_USER_WARNING );
+ $e = new Exception;
+ wfDebugLog( 'Bug58676', $warning . "\n" . $e->getTraceAsString() );
+ return [ 'before', '[INVALID]' ];
+ }
+ $func = self::$listTypeMap[$listType];
+
+ // Handle an empty list sensibly
+ if ( !$params ) {
+ return [ 'before', $this->getLanguage()->$func( [] ) ];
+ }
+
+ // First, determine what kinds of list items we have
+ $types = [];
+ $vars = [];
+ $list = [];
+ foreach ( $params as $n => $p ) {
+ list( $type, $value ) = $this->extractParam( $p, $format );
+ $types[$type] = true;
+ $list[] = $value;
+ $vars[] = '$' . ( $n + 1 );
+ }
+
+ // Easy case: all are 'before' or 'after', so just join the
+ // values and use the same type.
+ if ( count( $types ) === 1 ) {
+ return [ key( $types ), $this->getLanguage()->$func( $list ) ];
+ }
+
+ // Hard case: We need to process each value per its type, then
+ // return the concatenated values as 'after'. We handle this by turning
+ // the list into a RawMessage and processing that as a parameter.
+ $vars = $this->getLanguage()->$func( $vars );
+ return $this->extractParam( new RawMessage( $vars, $params ), $format );
+ }
}
/**