$uploads['basedir'], 'url' => $uploads['baseurl'] ) ); if ( 'dir' == $type ) return $uploads['dir']; if ( 'url' == $type ) return $uploads['url']; return $uploads; } function wpcf7_ajax_loader() { $url = wpcf7_plugin_url( 'images/ajax-loader.gif' ); return apply_filters( 'wpcf7_ajax_loader', $url ); } function wpcf7_verify_nonce( $nonce, $action = -1 ) { if ( substr( wp_hash( $action, 'nonce' ), -12, 10 ) == $nonce ) return true; return false; } function wpcf7_create_nonce( $action = -1 ) { return substr( wp_hash( $action, 'nonce' ), -12, 10 ); } function wpcf7_blacklist_check( $target ) { $mod_keys = trim( get_option( 'blacklist_keys' ) ); if ( empty( $mod_keys ) ) { return false; } $words = explode( "\n", $mod_keys ); foreach ( (array) $words as $word ) { $word = trim( $word ); if ( empty( $word ) || 256 < strlen( $word ) ) { continue; } $pattern = sprintf( '#%s#i', preg_quote( $word, '#' ) ); if ( preg_match( $pattern, $target ) ) { return true; } } return false; } function wpcf7_array_flatten( $input ) { if ( ! is_array( $input ) ) return array( $input ); $output = array(); foreach ( $input as $value ) $output = array_merge( $output, wpcf7_array_flatten( $value ) ); return $output; } function wpcf7_flat_join( $input ) { $input = wpcf7_array_flatten( $input ); $output = array(); foreach ( (array) $input as $value ) $output[] = trim( (string) $value ); return implode( ', ', $output ); } function wpcf7_support_html5() { return (bool) apply_filters( 'wpcf7_support_html5', true ); } function wpcf7_support_html5_fallback() { return (bool) apply_filters( 'wpcf7_support_html5_fallback', false ); } function wpcf7_use_really_simple_captcha() { return apply_filters( 'wpcf7_use_really_simple_captcha', WPCF7_USE_REALLY_SIMPLE_CAPTCHA ); } function wpcf7_validate_configuration() { return apply_filters( 'wpcf7_validate_configuration', WPCF7_VALIDATE_CONFIGURATION ); } function wpcf7_load_js() { return apply_filters( 'wpcf7_load_js', WPCF7_LOAD_JS ); } function wpcf7_load_css() { return apply_filters( 'wpcf7_load_css', WPCF7_LOAD_CSS ); } function wpcf7_format_atts( $atts ) { $html = ''; $prioritized_atts = array( 'type', 'name', 'value' ); foreach ( $prioritized_atts as $att ) { if ( isset( $atts[$att] ) ) { $value = trim( $atts[$att] ); $html .= sprintf( ' %s="%s"', $att, esc_attr( $value ) ); unset( $atts[$att] ); } } foreach ( $atts as $key => $value ) { $key = strtolower( trim( $key ) ); if ( ! preg_match( '/^[a-z_:][a-z_:.0-9-]*$/', $key ) ) { continue; } $value = trim( $value ); if ( '' !== $value ) { $html .= sprintf( ' %s="%s"', $key, esc_attr( $value ) ); } } $html = trim( $html ); return $html; } function wpcf7_link( $url, $anchor_text, $args = '' ) { $defaults = array( 'id' => '', 'class' => '' ); $args = wp_parse_args( $args, $defaults ); $args = array_intersect_key( $args, $defaults ); $atts = wpcf7_format_atts( $args ); $link = sprintf( '%2$s', esc_url( $url ), esc_html( $anchor_text ), $atts ? ( ' ' . $atts ) : '' ); return $link; } function wpcf7_get_request_uri() { static $request_uri = ''; if ( empty( $request_uri ) ) { $request_uri = add_query_arg( array() ); } return esc_url_raw( $request_uri ); } function wpcf7_register_post_types() { if ( class_exists( 'WPCF7_ContactForm' ) ) { WPCF7_ContactForm::register_post_type(); return true; } else { return false; } } function wpcf7_version( $args = '' ) { $defaults = array( 'limit' => -1, 'only_major' => false ); $args = wp_parse_args( $args, $defaults ); if ( $args['only_major'] ) { $args['limit'] = 2; } $args['limit'] = (int) $args['limit']; $ver = WPCF7_VERSION; $ver = strtr( $ver, '_-+', '...' ); $ver = preg_replace( '/[^0-9.]+/', ".$0.", $ver ); $ver = preg_replace( '/[.]+/', ".", $ver ); $ver = trim( $ver, '.' ); $ver = explode( '.', $ver ); if ( -1 < $args['limit'] ) { $ver = array_slice( $ver, 0, $args['limit'] ); } $ver = implode( '.', $ver ); return $ver; } function wpcf7_version_grep( $version, array $input ) { $pattern = '/^' . preg_quote( (string) $version, '/' ) . '(?:\.|$)/'; return preg_grep( $pattern, $input ); } function wpcf7_enctype_value( $enctype ) { $enctype = trim( $enctype ); if ( empty( $enctype ) ) { return ''; } $valid_enctypes = array( 'application/x-www-form-urlencoded', 'multipart/form-data', 'text/plain' ); if ( in_array( $enctype, $valid_enctypes ) ) { return $enctype; } $pattern = '%^enctype="(' . implode( '|', $valid_enctypes ) . ')"$%'; if ( preg_match( $pattern, $enctype, $matches ) ) { return $matches[1]; // for back-compat } return ''; } function wpcf7_rmdir_p( $dir ) { if ( is_file( $dir ) ) { if ( ! $result = @unlink( $dir ) ) { $stat = @stat( $dir ); $perms = $stat['mode']; @chmod( $dir, $perms | 0200 ); // add write for owner if ( ! $result = @unlink( $dir ) ) { @chmod( $dir, $perms ); } } return $result; } if ( ! is_dir( $dir ) ) { return false; } if ( $handle = @opendir( $dir ) ) { while ( false !== ( $file = readdir( $handle ) ) ) { if ( $file == "." || $file == ".." ) { continue; } wpcf7_rmdir_p( path_join( $dir, $file ) ); } closedir( $handle ); } return @rmdir( $dir ); } /* From _http_build_query in wp-includes/functions.php */ function wpcf7_build_query( $args, $key = '' ) { $sep = '&'; $ret = array(); foreach ( (array) $args as $k => $v ) { $k = urlencode( $k ); if ( ! empty( $key ) ) { $k = $key . '%5B' . $k . '%5D'; } if ( null === $v ) { continue; } elseif ( false === $v ) { $v = '0'; } if ( is_array( $v ) || is_object( $v ) ) { array_push( $ret, wpcf7_build_query( $v, $k ) ); } else { array_push( $ret, $k . '=' . urlencode( $v ) ); } } return implode( $sep, $ret ); } /** * Returns the number of code units in a string. * * @see http://www.w3.org/TR/html5/infrastructure.html#code-unit-length * * @return int|bool The number of code units, or false if mb_convert_encoding is not available. */ function wpcf7_count_code_units( $string ) { static $use_mb = null; if ( is_null( $use_mb ) ) { $use_mb = function_exists( 'mb_convert_encoding' ); } if ( ! $use_mb ) { return false; } $string = (string) $string; $encoding = mb_detect_encoding( $string, mb_detect_order(), true ); if ( $encoding ) { $string = mb_convert_encoding( $string, 'UTF-16', $encoding ); } else { $string = mb_convert_encoding( $string, 'UTF-16', 'UTF-8' ); } $byte_count = mb_strlen( $string, '8bit' ); return floor( $byte_count / 2 ); } function wpcf7_is_localhost() { $server_name = strtolower( $_SERVER['SERVER_NAME'] ); return in_array( $server_name, array( 'localhost', '127.0.0.1' ) ); }