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编辑当前文件:/home/p/r/i/prismawe/clients/_syntaxis.fr/wp-content/plugins/contact-form-7/includes/formatting.php

<?php

function wpcf7_autop( $pee, $br = 1 ) {
	if ( trim( $pee ) === '' ) {
		return '';
	}

$pee = $pee . "\n"; // just to make things a little easier, pad the end
	$pee = preg_replace( '| \s* |', "\n\n", $pee );
	// Space things out a little
	/* wpcf7: remove select and input */
	$allblocks = '(?:table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|form|map|area|blockquote|address|math|style|p|h[1-6]|hr|fieldset|legend|section|article|aside|hgroup|header|footer|nav|figure|figcaption|details|menu|summary)';
	$pee = preg_replace( '!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee );
	$pee = preg_replace( '!(</' . $allblocks . '>)!', "$1\n\n", $pee );

/* wpcf7: take care of [response] and [recaptcha] tag */
	$pee = preg_replace( '!(\[(?:response|recaptcha)[^]]*\])!',
		"\n$1\n\n", $pee );

$pee = str_replace( array( "\r\n", "\r" ), "\n", $pee ); // cross-platform newlines

if ( strpos( $pee, '<object' ) !== false ) {
		$pee = preg_replace( '|\s*<param([^>]*)>\s*|', "<param$1>", $pee ); // no pee inside object/embed
		$pee = preg_replace( '|\s*</embed>\s*|', '</embed>', $pee );
	}

$pee = preg_replace( "/\n\n+/", "\n\n", $pee ); // take care of duplicates
	// make paragraphs, including one at the end
	$pees = preg_split( '/\n\s*\n/', $pee, -1, PREG_SPLIT_NO_EMPTY );
	$pee = '';

foreach ( $pees as $tinkle ) {
		$pee .= '' . trim( $tinkle, "\n" ) . "\n";
	}

$pee = preg_replace( '|\s*|', '', $pee ); // under certain strange conditions it could create a P of entirely whitespace
	$pee = preg_replace( '!([^<]+)</(div|address|form|fieldset)>!', "$1</$2>", $pee );
	$pee = preg_replace( '!\s*(</?' . $allblocks . '[^>]*>)\s*!', "$1", $pee ); // don't pee all over a tag
	$pee = preg_replace( "|(<li.+?)|", "$1", $pee ); // problem with nested lists
	$pee = preg_replace( '|<blockquote([^>]*)>|i', "<blockquote$1>", $pee );
	$pee = str_replace( '</blockquote>', '</blockquote>', $pee );
	$pee = preg_replace( '!\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee );
	$pee = preg_replace( '!(</?' . $allblocks . '[^>]*>)\s*!', "$1", $pee );

/* wpcf7: take care of [response] and [recaptcha] tag */
	$pee = preg_replace( '!\s*(\[(?:response|recaptcha)[^]]*\])!',
		"$1", $pee );
	$pee = preg_replace( '!(\[(?:response|recaptcha)[^]]*\])\s*!',
		"$1", $pee );

if ( $br ) {
		/* wpcf7: add textarea */
		$pee = preg_replace_callback( '/<(script|style|textarea).*?<\/\\1>/s', create_function( '$matches', 'return str_replace("\n", "<WPPreserveNewline />", $matches[0]);' ), $pee );
		$pee = preg_replace( '|(?<! )\s*\n|', " \n", $pee ); // optionally make line breaks
		$pee = str_replace( '<WPPreserveNewline />', "\n", $pee );
	}
	$pee = preg_replace( '!(</?' . $allblocks . '[^>]*>)\s* !', "$1", $pee );
	$pee = preg_replace( '! (\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)[^>]*>)!', '$1', $pee );
	if ( strpos( $pee, '<pre' ) !== false )
		$pee = preg_replace_callback( '!(<pre[^>]*>)(.*?)</pre>!is', 'clean_pre', $pee );
	$pee = preg_replace( "|\n$|", '', $pee );

return $pee;
}

function wpcf7_sanitize_query_var( $text ) {
	$text = wp_unslash( $text );
	$text = wp_check_invalid_utf8( $text );

if ( false !== strpos( $text, '<' ) ) {
		$text = wp_pre_kses_less_than( $text );
		$text = wp_strip_all_tags( $text );
	}

$text = preg_replace( '/%[a-f0-9]{2}/i', '', $text );
	$text = preg_replace( '/ +/', ' ', $text );
	$text = trim( $text, ' ' );

return $text;
}

function wpcf7_strip_quote( $text ) {
	$text = trim( $text );

if ( preg_match( '/^"(.*)"$/', $text, $matches ) )
		$text = $matches[1];
	elseif ( preg_match( "/^'(.*)'$/", $text, $matches ) )
		$text = $matches[1];

return $text;
}

function wpcf7_strip_quote_deep( $arr ) {
	if ( is_string( $arr ) )
		return wpcf7_strip_quote( $arr );

if ( is_array( $arr ) ) {
		$result = array();

foreach ( $arr as $key => $text )
			$result[$key] = wpcf7_strip_quote_deep( $text );

return $result;
	}
}

function wpcf7_normalize_newline( $text, $to = "\n" ) {
	if ( ! is_string( $text ) )
		return $text;

$nls = array( "\r\n", "\r", "\n" );

if ( ! in_array( $to, $nls ) )
		return $text;

return str_replace( $nls, $to, $text );
}

function wpcf7_normalize_newline_deep( $arr, $to = "\n" ) {
	if ( is_array( $arr ) ) {
		$result = array();

foreach ( $arr as $key => $text )
			$result[$key] = wpcf7_normalize_newline_deep( $text, $to );

return $result;
	}

return wpcf7_normalize_newline( $arr, $to );
}

function wpcf7_strip_newline( $str ) {
	$str = (string) $str;
	$str = str_replace( array( "\r", "\n" ), '', $str );
	return trim( $str );
}

function wpcf7_canonicalize( $text ) {
	if ( function_exists( 'mb_convert_kana' )
	&& 'UTF-8' == get_option( 'blog_charset' ) ) {
		$text = mb_convert_kana( $text, 'asKV', 'UTF-8' );
	}

$text = strtolower( $text );
	$text = trim( $text );
	return $text;
}

/**
 * Check whether a string is a valid NAME token.
 *
 * ID and NAME tokens must begin with a letter ([A-Za-z])
 * and may be followed by any number of letters, digits ([0-9]),
 * hyphens ("-"), underscores ("_"), colons (":"), and periods (".").
 *
 * @see http://www.w3.org/TR/html401/types.html#h-6.2
 *
 * @return bool True if it is a valid name, false if not.
 */
function wpcf7_is_name( $string ) {
	return preg_match( '/^[A-Za-z][-A-Za-z0-9_:.]*$/', $string );
}

function wpcf7_sanitize_unit_tag( $tag ) {
	$tag = preg_replace( '/[^A-Za-z0-9_-]/', '', $tag );
	return $tag;
}

function wpcf7_is_email( $email ) {
	$result = is_email( $email );
	return apply_filters( 'wpcf7_is_email', $result, $email );
}

function wpcf7_is_url( $url ) {
	$result = ( false !== filter_var( $url, FILTER_VALIDATE_URL ) );
	return apply_filters( 'wpcf7_is_url', $result, $url );
}

function wpcf7_is_tel( $tel ) {
	$result = preg_match( '/^[+]?[0-9() -]*$/', $tel );
	return apply_filters( 'wpcf7_is_tel', $result, $tel );
}

function wpcf7_is_number( $number ) {
	$result = is_numeric( $number );
	return apply_filters( 'wpcf7_is_number', $result, $number );
}

function wpcf7_is_date( $date ) {
	$result = preg_match( '/^([0-9]{4,})-([0-9]{2})-([0-9]{2})$/', $date, $matches );

if ( $result )
		$result = checkdate( $matches[2], $matches[3], $matches[1] );

return apply_filters( 'wpcf7_is_date', $result, $date );
}

function wpcf7_is_mailbox_list( $mailbox_list ) {
	if ( ! is_array( $mailbox_list ) ) {
		$mailbox_list = explode( ',', (string) $mailbox_list );
	}

$addresses = array();

foreach ( $mailbox_list as $mailbox ) {
		if ( ! is_string( $mailbox ) ) {
			return false;
		}

$mailbox = trim( $mailbox );

if ( preg_match( '/<(.+)>$/', $mailbox, $matches ) ) {
			$addr_spec = $matches[1];
		} else {
			$addr_spec = $mailbox;
		}

if ( ! wpcf7_is_email( $addr_spec ) ) {
			return false;
		}

$addresses[] = $addr_spec;
	}

return $addresses;
}

function wpcf7_is_email_in_domain( $email, $domain ) {
	$email_list = wpcf7_is_mailbox_list( $email );
	$domain = strtolower( $domain );

foreach ( $email_list as $email ) {
		$email_domain = substr( $email, strrpos( $email, '@' ) + 1 );
		$email_domain = strtolower( $email_domain );
		$domain_parts = explode( '.', $domain );

do {
			$site_domain = implode( '.', $domain_parts );

if ( $site_domain == $email_domain ) {
				continue 2;
			}

array_shift( $domain_parts );
		} while ( $domain_parts );

return false;
	}

return true;
}

function wpcf7_is_email_in_site_domain( $email ) {
	if ( wpcf7_is_localhost() ) {
		return true;
	}

$site_domain = strtolower( $_SERVER['SERVER_NAME'] );

if ( preg_match( '/^[0-9.]+$/', $site_domain ) ) { // 123.456.789.012
		return true;
	}

if ( wpcf7_is_email_in_domain( $email, $site_domain ) ) {
		return true;
	}

$home_url = home_url();

// for interoperability with WordPress MU Domain Mapping plugin
	if ( is_multisite() && function_exists( 'domain_mapping_siteurl' ) ) {
		$domain_mapping_siteurl = domain_mapping_siteurl( false );

if ( $domain_mapping_siteurl ) {
			$home_url = $domain_mapping_siteurl;
		}
	}

if ( preg_match( '%^https?://([^/]+)%', $home_url, $matches ) ) {
		$site_domain = strtolower( $matches[1] );

if ( $site_domain != strtolower( $_SERVER['SERVER_NAME'] )
		&& wpcf7_is_email_in_domain( $email, $site_domain ) ) {
			return true;
		}
	}

return false;
}

function wpcf7_antiscript_file_name( $filename ) {
	$filename = basename( $filename );
	$parts = explode( '.', $filename );

if ( count( $parts ) < 2 )
		return $filename;

$script_pattern = '/^(php|phtml|pl|py|rb|cgi|asp|aspx)\d?$/i';

$filename = array_shift( $parts );
	$extension = array_pop( $parts );

foreach ( (array) $parts as $part ) {
		if ( preg_match( $script_pattern, $part ) )
			$filename .= '.' . $part . '_';
		else
			$filename .= '.' . $part;
	}

if ( preg_match( $script_pattern, $extension ) )
		$filename .= '.' . $extension . '_.txt';
	else
		$filename .= '.' . $extension;

return $filename;
}

function wpcf7_mask_password( $text, $length_unmasked = 0 ) {
	$length = strlen( $text );
	$length_unmasked = absint( $length_unmasked );

if ( 0 == $length_unmasked ) {
		if ( 9 < $length ) {
			$length_unmasked = 4;
		} elseif ( 3 < $length ) {
			$length_unmasked = 2;
		} else {
			$length_unmasked = $length;
		}
	}

$text = substr( $text, 0 - $length_unmasked );
	$text = str_pad( $text, $length, '*', STR_PAD_LEFT );
	return $text;
}