function getCleanSubString($cutString = '', $maxLength, $moreChar = '', $cutMode = 'char', $sanitize = NULL)
{
// used to cut a string by words or chars
if (empty($maxLength) || $maxLength < 0) {
return $cutString;
}
if ($cutMode == 'word') {
$words = preg_split("/[\\s]+/", $cutString, -1, PREG_SPLIT_NO_EMPTY);
$cutString = '';
for ($i = 0; $i < $maxLength; $i++) {
if (!empty($words[$i])) {
$cutString .= $words[$i] . ' ';
}
}
$cutString = trim($cutString);
if (count($words) > $maxLength && $moreChar) {
$cutString .= $moreChar;
}
} else {
$curString = trim($cutString);
if ($curString == '') {
return '';
} elseif ($sanitize === NULL && $maxLength >= mb_strlen($curString)) {
return $curString;
}
preg_match_all('/&[^;]+;|./', $curString, $match);
if (is_array($match[0]) && count($match[0]) > $maxLength) {
$match[0] = array_slice($match[0], 0, $maxLength);
$cutString = trim(implode('', $match[0]));
$cutString .= $moreChar;
}
}
if ($sanitize !== NULL) {
$cutString = htmlfilter_sanitize($cutString, array(), array(), array('img', 'br', 'hr', 'input'), true);
}
return $cutString;
}
function include_url($url)
{
// include given URL but only take content between <body></body>
global $include_urlparts;
if (is_string($url)) {
$url = array(1 => $url);
} elseif (!isset($url[1])) {
return '';
}
$k = '';
$url = trim($url[1]);
$url = explode(' ', $url);
$cache = isset($url[1]) ? intval(str_replace('CACHE=', '', strtoupper($url[1]))) : 0;
$url = $url[0];
$cache_status = 'MISSING';
if ($url && $cache) {
$cache_filename = md5($url) . '-url';
// set cache file name
$cache_file = PHPWCMS_CONTENT . 'tmp/' . $cache_filename;
// set caching file
$cache_status = check_cache($cache_file, $cache);
// ceck existence
if ($cache_status == 'VALID') {
// read cache
$k = read_textfile($cache_file);
$k = trim($k);
if (empty($k)) {
$cache_status == 'EXPIRED';
// check if cache content is available
}
}
}
if ($cache_status != 'VALID' && $url) {
// cache file is missing or outdated
$include_urlparts = parse_url($url);
if (!empty($include_urlparts['path'])) {
$include_urlparts['path'] = dirname($include_urlparts['path']);
$include_urlparts['path'] = str_replace('\\', '/', $include_urlparts['path']);
}
$k = @file_get_contents($url);
if ($k) {
// now check against charset
if (preg_match('/charset=(.*?)"/i', $k, $match)) {
$charset = $match[1];
$charset = str_replace(array('"', "'", '/'), '', $charset);
$charset = strtolower(trim($charset));
} elseif (preg_match('/http-equiv="{0,1}Content-Type"{0,1}\\s{1,}(content="{0,1}.*?"{0,1}.{0,3}>)/i', $k, $match)) {
$charset = '';
if (!empty($match[1])) {
$charset = strtolower($match[1]);
$charset = trim(str_replace(array('"', "'", '/', 'content=', ' ', '>'), '', $charset));
}
} else {
$charset = false;
}
if (preg_match('/<body[^>]*?' . '>(.*)<\\/body>/is', $k, $match)) {
$k = $match[1];
}
$k = str_replace(array('<?', '?>', '<%', '%>'), array('<?', '?>', '<%', '%>'), $k);
$k = preg_replace_callback('/(href|src|action)=[\'|"]{0,1}(.*?)[\'|"]{0,1}( .*?){0,1}>/i', 'make_absoluteURL', $k);
$k = htmlfilter_sanitize(trim($k), array(false, 'link', 'meta'), array(), array('img', 'br', 'hr', 'input'), true);
if ($charset != false) {
$k = makeCharsetConversion($k, $charset, PHPWCMS_CHARSET, 1);
}
// now write or update cache file in case there is timeout or content
if ($cache && $k) {
@write_textfile($cache_file, $k);
}
}
$include_urlparts = '';
}
return $k;
}
