true,
'add_filter' => true,
];
/**
* CSS properties this sniff is looking for.
*
* @since WPCS 0.11.0
*
* @var array
*/
protected $target_css_properties = [
'visibility' => [
'type' => '!=',
'value' => 'hidden',
],
'display' => [
'type' => '!=',
'value' => 'none',
],
'opacity' => [
'type' => '>',
'value' => 0.3,
],
];
/**
* CSS selectors this sniff is looking for.
*
* @since WPCS 0.11.0
*
* @var array
*/
protected $target_css_selectors = [
'.show-admin-bar',
'#wpadminbar',
];
/**
* Regex template for use with the CSS selectors in combination with PHP text strings.
*
* @since WPCS 0.11.0
*
* @var string
*/
private $target_css_selectors_regex = '`(?:%s).*?\{(.*)$`';
/**
* Property to keep track of whether a ' ) ) {
// Make sure we check any content on this line before the closing style tag.
$this->in_style[ $file_name ] = false;
$content = trim( substr( $content, 0, strpos( $content, '' ) ) );
}
} elseif ( false !== strpos( $content, ' open tag.
if ( false === strpos( $content, '' ) ) {
// Make sure we check any content on this line after the opening style tag.
$this->in_style[ $file_name ] = true;
$content = trim( substr( $content, ( strpos( $content, '' );
$content = trim( substr( $content, $start, ( $end - $start ) ) );
unset( $start, $end );
}
} else {
return;
}
// Are we in one of the target selectors ?
if ( true === $this->in_target_selector[ $file_name ] ) {
if ( false !== strpos( $content, '}' ) ) {
// Make sure we check any content on this line before the selector closing brace.
$this->in_target_selector[ $file_name ] = false;
$content = trim( substr( $content, 0, strpos( $content, '}' ) ) );
}
} elseif ( preg_match( $this->target_css_selectors_regex, $content, $matches ) > 0 ) {
// Ok, found a new target selector.
$content = '';
if ( isset( $matches[1] ) && '' !== $matches[1] ) {
if ( false === strpos( $matches[1], '}' ) ) {
// Make sure we check any content on this line before the closing brace.
$this->in_target_selector[ $file_name ] = true;
$content = trim( $matches[1] );
} else {
// Ok, we have the selector open and close brace on the same line.
$content = trim( substr( $matches[1], 0, strpos( $matches[1], '}' ) ) );
}
} else {
$this->in_target_selector[ $file_name ] = true;
}
} else {
return;
}
unset( $matches );
// Now let's do the check for the CSS properties.
if ( ! empty( $content ) ) {
foreach ( $this->target_css_properties as $property => $requirements ) {
if ( false !== strpos( $content, $property ) ) {
$error = true;
if ( true === $this->remove_only ) {
// Check the value of the CSS property.
if ( preg_match( '`' . preg_quote( $property, '`' ) . '\s*:\s*(.+?)\s*(?:!important)?;`', $content, $matches ) > 0 ) {
$value = trim( $matches[1] );
$valid = $this->validate_css_property_value( $value, $requirements['type'], $requirements['value'] );
if ( true === $valid ) {
$error = false;
}
}
}
if ( true === $error ) {
$this->phpcsFile->addError( 'Hiding of the admin bar is not allowed.', $stackPtr, 'HidingDetected' );
}
}
}
}
}
/**
* Processes this test for T_STYLE tokens in CSS files.
*
* @since WPCS 0.11.0
*
* @param int $stackPtr The position of the current token in the stack passed in $tokens.
*
* @return void
*/
protected function process_css_style( $stackPtr ) {
if ( ! isset( $this->target_css_properties[ $this->tokens[ $stackPtr ]['content'] ] ) ) {
// Not one of the CSS properties we're interested in.
return;
}
$css_property = $this->target_css_properties[ $this->tokens[ $stackPtr ]['content'] ];
// Check if the CSS selector matches.
$opener = $this->phpcsFile->findPrevious( \T_OPEN_CURLY_BRACKET, $stackPtr );
if ( false !== $opener ) {
for ( $i = ( $opener - 1 ); $i >= 0; $i-- ) {
if ( isset( Tokens::$commentTokens[ $this->tokens[ $i ]['code'] ] )
|| \T_CLOSE_CURLY_BRACKET === $this->tokens[ $i ]['code']
) {
break;
}
}
$start = ( $i + 1 );
$selector = trim( $this->phpcsFile->getTokensAsString( $start, ( $opener - $start ) ) );
unset( $i );
foreach ( $this->target_css_selectors as $target_selector ) {
if ( false !== strpos( $selector, $target_selector ) ) {
$error = true;
if ( true === $this->remove_only ) {
// Check the value of the CSS property.
$valuePtr = $this->phpcsFile->findNext( [ \T_COLON, \T_WHITESPACE ], ( $stackPtr + 1 ), null, true );
$value = $this->tokens[ $valuePtr ]['content'];
$valid = $this->validate_css_property_value( $value, $css_property['type'], $css_property['value'] );
if ( true === $valid ) {
$error = false;
}
}
if ( true === $error ) {
$this->phpcsFile->addError( 'Hiding of the admin bar is not allowed.', $stackPtr, 'HidingDetected' );
}
}
}
}
}
/**
* Verify if a CSS property value complies with an expected value.
*
* {@internal This is a method stub, doing only what is needed for this sniff.
* If at some point in the future other sniff would need similar functionality,
* this method should be moved to the WordPress_Sniff class and expanded to cover
* all types of comparisons.}}
*
* @since WPCS 0.11.0
*
* @param mixed $value The value of CSS property.
* @param string $compare_type The type of comparison to use for the validation.
* @param string $compare_value The value to compare against.
*
* @return bool True if the property value complies, false otherwise.
*/
protected function validate_css_property_value( $value, $compare_type, $compare_value ) {
switch ( $compare_type ) {
case '!=':
return $value !== $compare_value;
case '>':
return $value > $compare_value;
default:
return false;
}
}
}