$v) $val[$k] = self::raw2att($v);
return $val;
} else {
return str_replace(array('&','"',"'",'<','>'),array('&','"',''','<','>'),$val);
}
}
/**
* @see http://www.w3.org/TR/REC-html40/types.html#type-cdata
* @uses raw2att
*/
static function raw2htmlatt($val) {
if(is_array($val)) {
foreach($val as $k => $v) $val[$k] = self::raw2att($v);
return $val;
} else {
$val = str_replace(array('&','"',"'",'<','>'),array('&','"',''','<','>'),$val);
$val = preg_replace('/[^a-zA-Z0-9\-_]*/','', $val);
return $val;
}
}
static function raw2xml($val) {
if(is_array($val)) {
foreach($val as $k => $v) $val[$k] = self::raw2xml($v);
return $val;
} else {
return str_replace(array('&', '<', '>', "\n"), array('&', '<', '>', '
'), $val);
}
}
static function raw2js($val) {
if(is_array($val)) {
foreach($val as $k => $v) $val[$k] = self::raw2js($v);
return $val;
} else {
return str_replace(array("\\", '"',"\n","\r", "'"), array("\\\\", '\"','\n','\r', "\\'"), $val);
}
}
/**
* Uses the PHP5.2 native json_encode function if available,
* otherwise falls back to the Services_JSON class.
*
* @see http://pear.php.net/pepr/pepr-proposal-show.php?id=198
* @uses Director::baseFolder()
* @uses Services_JSON
*
* @param mixed $val
* @return string JSON safe string
*/
static function raw2json($val) {
if(function_exists('json_encode')) {
return json_encode($val);
} else {
require_once(Director::baseFolder() . '/sapphire/thirdparty/json/JSON.php');
$json = new Services_JSON();
return $json->encode($val);
}
}
static function raw2sql($val) {
if(is_array($val)) {
foreach($val as $k => $v) $val[$k] = self::raw2sql($v);
return $val;
} else {
return addslashes($val);
}
}
/**
* Convert XML to raw text
* @uses html2raw()
* @todo Currently &#xxx; entries are stripped; they should be converted
*/
static function xml2raw($val) {
if(is_array($val)) {
foreach($val as $k => $v) $val[$k] = self::xml2raw($v);
return $val;
} else {
// More complex text needs to use html2raw instaed
if(strpos($val,'<') !== false) return self::html2raw($val);
// For simpler stuff, a simple str_replace will do
else {
$converted = str_replace(array('&', '<', '>'), array('&', '<', '>'), $val);
$converted = ereg_replace('&#[0-9]+;', '', $converted);
return $converted;
}
}
}
static function xml2js($val) {
return self::raw2js(self::html2raw($val));
}
static function xml2att($val) {
return self::raw2att(self::xml2raw($val));
}
static function xml2sql($val) {
return self::raw2sql(self::xml2raw($val));
}
/**
* Convert JS to other formats
*/
static function js2raw($val) {
if(is_array($val)) {
foreach($val as $k => $v) $val[$k] = self::js2raw($v);
return $val;
} else {
return str_replace(array('\"','\n','\r'), array('"',"\n","\r"), $val);
}
}
static function js2xml($val) {
return self::raw2xml(self::js2raw($val));
}
static function js2att($val) {
return self::raw2att(self::js2raw($val));
}
static function js2sql($val) {
return self::raw2sql(self::js2raw($val));
}
/**
* Uses the PHP5.2 native json_decode function if available,
* otherwise falls back to the Services_JSON class.
*
* @see http://pear.php.net/pepr/pepr-proposal-show.php?id=198
*
* @param string $val
* @return mixed JSON safe string
*/
static function json2obj($val) {
//if(function_exists('json_decode')) {
// return json_decode($val);
//} else {
require_once(Director::baseFolder() . '/sapphire/thirdparty/json/JSON.php');
$json = new Services_JSON();
return $json->decode($val);
//}
}
/**
* @uses json2obj
*/
static function json2array($val) {
$json = self::json2obj($val);
$arr = array();
foreach($json as $k => $v) {
$arr[$k] = $v;
}
return $arr;
}
/**
* @uses recursiveXMLToArray()
*/
static function xml2array($val) {
$xml = new SimpleXMLElement($val);
return self::recursiveXMLToArray($xml);
}
protected static function recursiveXMLToArray($xml) {
if (get_class($xml) == 'SimpleXMLElement') {
$attributes = $xml->attributes();
foreach($attributes as $k=>$v) {
if ($v) $a[$k] = (string) $v;
}
$x = $xml;
$xml = get_object_vars($xml);
}
if (is_array($xml)) {
if (count($xml) == 0) return (string) $x; // for CDATA
foreach($xml as $key=>$value) {
$r[$key] = self::recursiveXMLToArray($value);
}
if (isset($a)) $r['@'] = $a; // Attributes
return $r;
}
return (string) $xml;
}
static function array2json( $array ) {
if(function_exists("json_encode")) {
return json_encode($array);
}
$result = array();
foreach( $array as $key => $value )
if( is_array( $value ) )
$result[] = "'$key':" . Convert::array2json( $value );
else
$result[] = "'$key':'$value'";
return '{' . implode( ', ', $result ) . '}';
}
/**
* Create a link if the string is a valid URL
* @param string The string to linkify
* @return A link to the URL if string is a URL
*/
static function linkIfMatch($string) {
if( preg_match( '/^[a-z+]+\:\/\/[a-zA-Z0-9$-_.+?&=!*\'()%]+$/', $string ) )
return "$string";
else
return $string;
}
/**
* Create a link if the string is a valid URL
* @param string The string to linkify
* @return A link to the URL if string is a URL
*/
/*static function mailtoIfMatch($string) {
if( preg_match( '/^[a-z+]+\:\/\/[a-zA-Z0-9$-_.+?&=!*\'()%]+$/', $string ) )
return "$string";
else
return $string;
}*/
/**
* Simple conversion of HTML to plaintext.
*
* @param $data string
* @param $preserveLinks boolean
* @param $wordwrap array
*/
static function html2raw($data, $preserveLinks = false, $wordWrap = 60, $config = null) {
$defaultConfig = array(
'PreserveLinks' => false,
'ReplaceBoldAsterisk' => true,
'CompressWhitespace' => true,
'ReplaceImagesWithAlt' => true,
);
if(isset($config)) {
$config = array_merge($defaultConfig,$config);
} else {
$config = $defaultConfig;
}
// sTRIp style and script
/* $data = eregi_replace("][^>]*)?>.*]*>","", $data);*/
/* $data = eregi_replace("][^>]*)?>.*]*>","", $data);*/
$data = preg_replace("/][^>]*)?>.*?<\/style[^>]*>/i","", $data);
$data = preg_replace("/][^>]*)?>.*?<\/script[^>]*>/i","", $data);
// TODO Deal with attributes inside tags
if($config['ReplaceBoldAsterisk']) {
$data = str_ireplace(
array('','','',''),
'*',
$data
);
}
// Expand hyperlinks
if( !$preserveLinks && !isset($config['PreserveLink'])) {
$data = preg_replace('/]*href\s*=\s*"([^"]*)">(.*?)<\/a>/ie', "Convert::html2raw('\\2').'[\\1]'", $data);
$data = preg_replace('/]*href\s*=\s*([^ ]*)>(.*?)<\/a>/ie', "Convert::html2raw('\\2').'[\\1]'", $data);
/* $data = eregi_replace(']*href *= *"([^"]*)">([^<>]*)', '\\2 [\\1]', $data); */
/* $data = eregi_replace(']*href *= *([^ ]*)>([^<>]*)', '\\2 [\\1]', $data); */
}
// Replace images with their alt tags
if($config['ReplaceImagesWithAlt']) {
$data = eregi_replace(']*alt *= *"([^"]*)"[^>]*>', ' \\1 ', $data);
$data = eregi_replace(']*alt *= *([^ ]*)[^>]*>', ' \\1 ', $data);
}
// Compress whitespace
if($config['CompressWhitespace']) {
$data = ereg_replace("[\n\r\t ]+", " ", $data);
}
// Parse newline tags
$data = ereg_replace("[ \n\r\t]*<[Hh][1-6]([^A-Za-z0-9>][^>]*)?> *", "\n\n", $data);
$data = ereg_replace("[ \n\r\t]*<[Pp]([^A-Za-z0-9>][^>]*)?> *", "\n\n", $data);
$data = ereg_replace("[ \n\r\t]*<[Dd][Ii][Vv]([^A-Za-z0-9>][^>]*)?> *", "\n\n", $data);
$data = ereg_replace("\n\n\n+","\n\n", $data);
$data = ereg_replace("<[Bb][Rr]([^A-Za-z0-9>][^>]*)?> *", "\n", $data);
$data = ereg_replace("<[Tt][Rr]([^A-Za-z0-9>][^>]*)?> *", "\n", $data);
$data = ereg_replace("][^>]*)?> *", " ", $data);
$data = preg_replace('/<\/p>/i', "\n\n", $data );
// Replace HTML entities
$data = preg_replace("/&#([0-9]+);/e", 'chr(\1)', $data);
$data = str_replace(array("<",">","&"," "), array("<", ">", "&", " "), $data);
// Remove all tags (but optionally keep links)
// strip_tags seemed to be restricting the length of the output
// arbitrarily. This essentially does the same thing.
if( !$preserveLinks ) {
$data = preg_replace('/<\/?[^>]*>/','', $data);
} else {
$data = strip_tags($data, '');
}
return trim(wordwrap(trim($data), $wordWrap));
}
/**
* There are no real specifications on correctly encoding mailto-links,
* but this seems to be compatible with most of the user-agents.
* Does nearly the same as rawurlencode().
* Please only encode the values, not the whole url, e.g.
* "mailto:test@test.com?subject=" . Convert::raw2mailto($subject)
*
* @param $data string
* @return string
* @see http://www.ietf.org/rfc/rfc1738.txt
*/
static function raw2mailto($data) {
return str_ireplace(
array("\n",'?','=',' ','(',')','&','@','"','\'',';'),
array('%0A','%3F','%3D','%20','%28','%29','%26','%40','%22','%27','%3B'),
$data
);
}
}
?>