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<?php
function wpcf7_plugin_path( $path = '' ) {
return path_join( WPCF7_PLUGIN_DIR, trim( $path, '/' ) );
}
function wpcf7_plugin_url( $path = '' ) {
$url = plugins_url( $path, WPCF7_PLUGIN );
if ( is_ssl() && 'http:' == substr( $url, 0, 5 ) ) {
$url = 'https:' . substr( $url, 5 );
}
return $url;
}
function wpcf7_upload_dir( $type = false ) {
$uploads = wp_upload_dir();
$uploads = apply_filters( 'wpcf7_upload_dir', array(
'dir' => $uploads['basedir'],
'url' => $uploads['baseurl'] ) );
if ( 'dir' == $type )
return $uploads['dir'];
if ( 'url' == $type )
return $uploads['url'];
return $uploads;
}
function wpcf7_l10n() {
static $l10n = array();
if ( ! empty( $l10n ) ) {
return $l10n;
}
$l10n = array(
'af' => __( 'Afrikaans', 'contact-form-7' ),
'sq' => __( 'Albanian', 'contact-form-7' ),
'ar' => __( 'Arabic', 'contact-form-7' ),
'hy_AM' => __( 'Armenian', 'contact-form-7' ),
'az' => __( 'Azerbaijani', 'contact-form-7' ),
'bn_BD' => __( 'Bangla', 'contact-form-7' ),
'eu' => __( 'Basque', 'contact-form-7' ),
'be_BY' => __( 'Belarusian', 'contact-form-7' ),
'bs_BA' => __( 'Bosnian', 'contact-form-7' ),
'bg_BG' => __( 'Bulgarian', 'contact-form-7' ),
'ca' => __( 'Catalan', 'contact-form-7' ),
'ckb' => __( 'Central Kurdish', 'contact-form-7' ),
'zh_CN' => __( 'Chinese (China)', 'contact-form-7' ),
'zh_TW' => __( 'Chinese (Taiwan)', 'contact-form-7' ),
'hr' => __( 'Croatian', 'contact-form-7' ),
'cs_CZ' => __( 'Czech', 'contact-form-7' ),
'da_DK' => __( 'Danish', 'contact-form-7' ),
'nl_NL' => __( 'Dutch', 'contact-form-7' ),
'en_US' => __( 'English (United States)', 'contact-form-7' ),
'eo_EO' => __( 'Esperanto', 'contact-form-7' ),
'et' => __( 'Estonian', 'contact-form-7' ),
'fi' => __( 'Finnish', 'contact-form-7' ),
'fr_FR' => __( 'French (France)', 'contact-form-7' ),
'gl_ES' => __( 'Galician', 'contact-form-7' ),
'gu_IN' => __( 'Gujarati', 'contact-form-7' ),
'ka_GE' => __( 'Georgian', 'contact-form-7' ),
'de_DE' => __( 'German', 'contact-form-7' ),
'el' => __( 'Greek', 'contact-form-7' ),
'ht' => __( 'Haitian', 'contact-form-7' ),
'he_IL' => __( 'Hebrew', 'contact-form-7' ),
'hi_IN' => __( 'Hindi', 'contact-form-7' ),
'hu_HU' => __( 'Hungarian', 'contact-form-7' ),
'bn_IN' => __( 'Indian Bengali', 'contact-form-7' ),
'id_ID' => __( 'Indonesian', 'contact-form-7' ),
'ga_IE' => __( 'Irish', 'contact-form-7' ),
'it_IT' => __( 'Italian', 'contact-form-7' ),
'ja' => __( 'Japanese', 'contact-form-7' ),
'ko_KR' => __( 'Korean', 'contact-form-7' ),
'lv' => __( 'Latvian', 'contact-form-7' ),
'lt_LT' => __( 'Lithuanian', 'contact-form-7' ),
'mk_MK' => __( 'Macedonian', 'contact-form-7' ),
'ms_MY' => __( 'Malay', 'contact-form-7' ),
'ml_IN' => __( 'Malayalam', 'contact-form-7' ),
'mt_MT' => __( 'Maltese', 'contact-form-7' ),
'nb_NO' => __( 'Norwegian (Bokmål)', 'contact-form-7' ),
'fa_IR' => __( 'Persian', 'contact-form-7' ),
'pl_PL' => __( 'Polish', 'contact-form-7' ),
'pt_BR' => __( 'Portuguese (Brazil)', 'contact-form-7' ),
'pt_PT' => __( 'Portuguese (Portugal)', 'contact-form-7' ),
'pa_IN' => __( 'Punjabi', 'contact-form-7' ),
'ru_RU' => __( 'Russian', 'contact-form-7' ),
'ro_RO' => __( 'Romanian', 'contact-form-7' ),
'sr_RS' => __( 'Serbian', 'contact-form-7' ),
'si_LK' => __( 'Sinhala', 'contact-form-7' ),
'sk_SK' => __( 'Slovak', 'contact-form-7' ),
'sl_SI' => __( 'Slovene', 'contact-form-7' ),
'es_ES' => __( 'Spanish (Spain)', 'contact-form-7' ),
'sv_SE' => __( 'Swedish', 'contact-form-7' ),
'ta' => __( 'Tamil', 'contact-form-7' ),
'th' => __( 'Thai', 'contact-form-7' ),
'tl' => __( 'Tagalog', 'contact-form-7' ),
'tr_TR' => __( 'Turkish', 'contact-form-7' ),
'uk' => __( 'Ukrainian', 'contact-form-7' ),
'vi' => __( 'Vietnamese', 'contact-form-7' )
);
return $l10n;
}
function wpcf7_is_valid_locale( $locale ) {
$l10n = wpcf7_l10n();
return isset( $l10n[$locale] );
}
function wpcf7_is_rtl( $locale = '' ) {
if ( empty( $locale ) ) {
return function_exists( 'is_rtl' ) ? is_rtl() : false;
}
$rtl_locales = array(
'ar' => 'Arabic',
'he_IL' => 'Hebrew',
'fa_IR' => 'Persian' );
return isset( $rtl_locales[$locale] );
}
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 ) )
continue;
if ( preg_match( '#' . preg_quote( $word, '#' ) . '#', $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_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_load_textdomain( $locale = null ) {
global $l10n;
$domain = 'contact-form-7';
if ( get_locale() == $locale ) {
$locale = null;
}
if ( empty( $locale ) ) {
if ( is_textdomain_loaded( $domain ) ) {
return true;
} else {
return load_plugin_textdomain( $domain, false, $domain . '/languages' );
}
} else {
$mo_orig = $l10n[$domain];
unload_textdomain( $domain );
$mofile = $domain . '-' . $locale . '.mo';
$path = WP_PLUGIN_DIR . '/' . $domain . '/languages';
if ( $loaded = load_textdomain( $domain, $path . '/'. $mofile ) ) {
return $loaded;
} else {
$mofile = WP_LANG_DIR . '/plugins/' . $mofile;
return load_textdomain( $domain, $mofile );
}
$l10n[$domain] = $mo_orig;
}
return false;
}
function wpcf7_load_modules() {
$dir = WPCF7_PLUGIN_MODULES_DIR;
if ( empty( $dir ) || ! is_dir( $dir ) ) {
return false;
}
$mods = array(
'acceptance', 'flamingo',
'akismet', 'jetpack', 'submit', 'captcha', 'number',
'text', 'checkbox', 'quiz', 'textarea', 'date',
'response', 'file', 'select', 'listo', 'count' );
foreach ( $mods as $mod ) {
$file = trailingslashit( $dir ) . $mod . '.php';
if ( file_exists( $file ) ) {
include_once $file;
}
}
}
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 ) ) {
@unlink( $dir );
return true;
}
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 );
}
?>
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