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<?php
/**
* Check if translation functions have a text domain.
*
* @package Theme Check
*/
/**
* Check if translation functions have a text domain.
*/
class TextDomain_Check implements themecheck {
/**
* Error messages, warnings and info notices.
*
* @var array $error
*/
protected $error = array();
/**
* Theme name
*
* @var string $name
*/
protected $name = '';
/**
* Theme slug
*
* @var string $slug
*/
protected $slug = '';
protected $is_wporg = false;
// Rules come from WordPress core tool makepot.php, modified to have domain info.
var $rules = array(
'__' => array( 'string', 'domain' ),
'_e' => array( 'string', 'domain' ),
'_c' => array( 'string', 'domain' ),
'_n' => array( 'singular', 'plural', 'domain' ),
'_n_noop' => array( 'singular', 'plural', 'domain' ),
'_nc' => array( 'singular', 'plural', 'domain' ),
'__ngettext' => array( 'singular', 'plural', 'domain' ),
'__ngettext_noop' => array( 'singular', 'plural', 'domain' ),
'_x' => array( 'string', 'context', 'domain' ),
'_ex' => array( 'string', 'context', 'domain' ),
'_nx' => array( 'singular', 'plural', 'context', 'domain' ),
'_nx_noop' => array( 'singular', 'plural', 'context', 'domain' ),
'_n_js' => array( 'singular', 'plural', 'domain' ),
'_nx_js' => array( 'singular', 'plural', 'context', 'domain' ),
'esc_attr__' => array( 'string', 'domain' ),
'esc_html__' => array( 'string', 'domain' ),
'esc_attr_e' => array( 'string', 'domain' ),
'esc_html_e' => array( 'string', 'domain' ),
'esc_attr_x' => array( 'string', 'context', 'domain' ),
'esc_html_x' => array( 'string', 'context', 'domain' ),
'comments_number_link' => array( 'string', 'singular', 'plural', 'domain' ),
);
// Core names their themes differently.
var $exceptions = array( 'twentyten', 'twentyeleven', 'twentytwelve', 'twentythirteen', 'twentyfourteen', 'twentyfifteen', 'twentysixteen', 'twentyseventeen', 'twentyeighteen', 'twentynineteen', 'twentytwenty', 'twentytwentyone' );
function set_context( $data ) {
if ( isset( $data['theme']['Name'] ) ) {
$this->name = $data['theme']['Name'];
}
if ( isset( $data['slug'] ) ) {
$this->slug = $data['slug'];
}
$this->is_wporg = ! empty( $data['is_wporg'] );
}
/**
* Check that return true for good/okay/acceptable, false for bad/not-okay/unacceptable.
*
* @param array $php_files File paths and content for PHP files.
* @param array $css_files File paths and content for CSS files.
* @param array $other_files Folder names, file paths and content for other files.
*/
function check( $php_files, $css_files, $other_files ) {
$ret = true;
$error = '';
checkcount();
// Make sure the tokenizer is available.
if ( ! function_exists( 'token_get_all' ) ) {
return true;
}
$funcs = array_keys( $this->rules );
$domains = array();
foreach ( $php_files as $php_key => $phpfile ) {
$error = '';
// Tokenize the file.
$tokens = token_get_all( $phpfile );
$in_func = false;
$args_started = false;
$parens_balance = 0;
$found_domain = false;
foreach ( $tokens as $token ) {
$string_success = false;
if ( is_array( $token ) ) {
list( $id, $text ) = $token;
if ( T_STRING == $id && in_array( $text, $funcs ) ) {
$in_func = true;
$func = $text;
$parens_balance = 0;
$args_started = false;
$found_domain = false;
} elseif ( T_CONSTANT_ENCAPSED_STRING == $id ) {
if ( $in_func && $args_started ) {
if ( ! isset( $this->rules[ $func ][ $args_count ] ) ) {
$filename = tc_filename( $php_key );
// Avoid a warning when too many arguments are in a function, cause a fail case.
$new_args = $args;
$new_args[] = $text;
$error = $new_args['0'];
$grep = tc_grep( $error, $php_key );
$lines = explode( 'Line', $grep );
foreach ( $lines as $line ) {
if ( strpos( $line, $func ) !== false && strpos( $line, $error ) !== false ) {
$grep = "<pre class='tc-grep'>" . __( 'Line ', 'theme-check' ) . $line . '</pre>';
}
}
$this->error[] = sprintf(
'<span class="tc-lead tc-warning">%s</span>: %s',
__( 'WARNING', 'theme-check' ),
sprintf(
__( 'Found a translation function that has an incorrect number of arguments in the file %1$s. Function %2$s, with the arguments %3$s. %4$s', 'theme-check' ),
$filename,
'<strong>' . $func . '</strong>',
'<strong>' . implode( ', ', $new_args ) . '</strong>',
$grep
)
);
} elseif ( $this->rules[ $func ][ $args_count ] == 'domain' ) {
// Strip quotes from the domain, avoids 'domain' and "domain" not being recognized as the same
$text = str_replace( array( '"', "'" ), '', $text );
$domains[] = $text;
$found_domain = true;
}
if ( $parens_balance == 1 ) {
$args_count++;
$args[] = $text;
}
}
}
$token = $text;
} elseif ( '(' == $token ) {
if ( $parens_balance == 0 ) {
$args = array();
$args_started = true;
$args_count = 0;
}
++$parens_balance;
} elseif ( ')' == $token ) {
--$parens_balance;
if ( $in_func && 0 == $parens_balance ) {
$error = implode( ', ', $args );
if ( ! $found_domain && ! empty( $error ) ) {
$filename = tc_filename( $php_key );
$grep = tc_grep( $error, $php_key );
$lines = explode( 'Line', $grep );
foreach ( $lines as $line ) {
if ( strpos( $line, $func ) !== false && strpos( $line, $error ) !== false ) {
$grep = "<pre class='tc-grep'>" . __( 'Line ', 'theme-check' ) . $line . '</pre>';
}
}
$this->error[] = sprintf(
'<span class="tc-lead tc-warning">%s</span>: %s',
__( 'WARNING', 'theme-check' ),
sprintf(
__( 'Found a translation function that is missing a text-domain in the file %1$s. Function %2$s, with the arguments %3$s. %4$s', 'theme-check' ),
$filename,
'<strong>' . $func . '</strong>',
'<strong>' . $error . '</strong>',
$grep
)
);
}
$in_func = false;
$func = '';
$args_started = false;
$found_domain = false;
}
}
}
}
$domains = array_unique( $domains );
$domainlist = implode( ', ', $domains );
$domainscount = count( $domains );
// ignore core themes and uploads on w.org for this one check
if ( ! in_array( $this->slug, $this->exceptions ) && ! $this->is_wporg ) {
$correct_domain = sanitize_title_with_dashes( $this->name );
if ( $this->slug != $correct_domain ) {
$this->error[] = sprintf(
'<span class="tc-lead tc-warning">%s</span>: %s %s',
__( 'WARNING', 'theme-check' ),
sprintf(
__( "Your theme appears to be in the wrong directory for the theme name. The directory name must match the slug of the theme. This theme's correct slug and text-domain is %s.", 'theme-check' ),
'<strong>' . $correct_domain . '</strong>'
),
__( '(If this is a child theme, you can ignore this error.)', 'theme-check' )
);
} elseif ( ! empty( $domains ) && ! in_array( $correct_domain, $domains ) ) {
$this->error[] = sprintf(
'<span class="tc-lead tc-required">%s</span>: %s %s',
__( 'REQUIRED', 'theme-check' ),
sprintf(
__( "This theme text domain does not match the theme's slug. The text domain used: %s", 'theme-check' ),
'<strong>' . $domainlist . '</strong>'
),
sprintf(
__( "This theme's correct slug and text-domain is %s.", 'theme-check' ),
'<strong>' . $correct_domain . '</strong>'
)
);
$ret = false;
}
}
if ( $domainscount > 1 ) {
$this->error[] = sprintf(
'<span class="tc-lead tc-warning">%s</span>: %s %s',
__( 'WARNING', 'theme-check' ),
__( 'More than one text-domain is being used in this theme. This means the theme will not be compatible with WordPress.org language packs.', 'theme-check' ),
sprintf(
__( 'The domains found are %s.', 'theme-check' ),
'<strong>' . $domainlist . '</strong>'
)
);
} else {
$this->error[] = sprintf(
'<span class="tc-lead tc-info">%s</span>: %s %s',
__( 'INFO', 'theme-check' ),
__( "Only one text-domain is being used in this theme. Make sure it matches the theme's slug correctly so that the theme will be compatible with WordPress.org language packs.", 'theme-check' ),
sprintf(
__( 'The domain found is %s.', 'theme-check' ),
'<strong>' . $domainlist . '</strong>'
)
);
}
if ( $domainscount > 2 ) {
$ret = false;
}
return $ret;
}
function getError() {
return $this->error;
}
}
$themechecks[] = new TextDomain_Check();