Viewing file:  formatting.php (6.74 KB) -rw-rw-rw-
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<?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( '|<br />\s*<br />|', "\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] tag */
$pee = preg_replace( '!(\[response[^]]*\])!', "\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 .= '<p>' . trim( $tinkle, "\n" ) . "</p>\n";
}
$pee = preg_replace( '|<p>\s*</p>|', '', $pee ); // under certain strange conditions it could create a P of entirely whitespace
$pee = preg_replace( '!<p>([^<]+)</(div|address|form|fieldset)>!', "<p>$1</p></$2>", $pee );
$pee = preg_replace( '!<p>\s*(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee ); // don't pee all over a tag
$pee = preg_replace( "|<p>(<li.+?)</p>|", "$1", $pee ); // problem with nested lists
$pee = preg_replace( '|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee );
$pee = str_replace( '</blockquote></p>', '</p></blockquote>', $pee );
$pee = preg_replace( '!<p>\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee );
$pee = preg_replace( '!(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee );
/* wpcf7: take care of [response] tag */
$pee = preg_replace( '!<p>\s*(\[response[^]]*\])!', "$1", $pee );
$pee = preg_replace( '!(\[response[^]]*\])\s*</p>!', "$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( '|(?<!<br />)\s*\n|', "<br />\n", $pee ); // optionally make line breaks
$pee = str_replace( '<WPPreserveNewline />', "\n", $pee );
}
$pee = preg_replace( '!(</?' . $allblocks . '[^>]*>)\s*<br />!', "$1", $pee );
$pee = preg_replace( '!<br />(\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 );
$pee = preg_replace( "|\n</p>$|", '</p>', $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_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;
}
?>
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