som akurat trochu kodil a povedal som si, ze par funkcii mozno niekomu z vas pomoze, pripadne sa predide v buducnosti nejakym zbytocnym otazkam, tak nech sa paci
/**
* Make perex with highlighted searched expression.
* @param string [$text] text
* @param string [$search] searched expression
* @param int [$lenght] perex lenght
* @return string perex with searched highlighted expression or false
*/
function searchAndMakePerex($text, $search, $lenght = 250) {
//strip tags from text
$text = strip_tags($text);
//if find expression $search
if(eregi($search, $text)) {
//set default start and lenght of substring
$start = $lenght / 2;
//find position of searched expression
$pos = stripos($text, $search);
if($pos - $start < 0) {
$start = $pos;
}
//cut text where searched expression is found
$substr = substr($text, $pos - $start, strlen($search) + $lenght);
//highlight found expression
return eregi_replace($search,"<strong>$search</strong>", $substr);
} else {
return false;
}
}
/**
* Make hyperlinks in text.
* @param string [$text] text with raw url address
* @return string text with hyperlinks
*/
function makeHyperLinks($text) {
//make hyperlinks from protocol://some-address
$text = eregi_replace("(([a-zA-Z]{3,5})://([/:;?=&+_a-zA-Z0-9\.\-]+)*)", "<a href=\"\\0\">odkaz</a>(<a href=\"\\0\" target=\"blank\">nove okno</a>)", $text);
//make hyperlinks from www.some-address
$text = eregi_replace("([^/]([w]{3})\.)([/:;?=&+_a-zA-Z0-9\.\-]+)", " <a href=\"http://\\2.\\3\">odkaz</a>(<a href=\"http://\\2.\\3\" target=\"blank\">nove okno</a>)", $text);
//make hyperlinks from ftp.some-address
$text = eregi_replace("([^/](ftp)\.)([/:;?=&+_a-zA-Z0-9\.\-]+)", " <a href=\"ftp://\\3\">odkaz</a>(<a href=\"ftp://\\3\" target=\"blank\">nove okno</a>)", $text);
//make mailto hyperlinks from some@email.tdl
$text = eregi_replace("([/&+_a-zA-Z0-9\.\-]+)@([/&+_a-zA-Z0-9\.\-]+)\.([a-zA-Z]{2,5})", "<a href=\"mailto:\\0\">mail</a>", $text);
return $text;
}
/**
* Check string if is a phone number
* @param string [$text] phone number wich is beginning with preset of country
* @param int [$lenght] minimal lenght of phone number
* @param int [$lenght2] maximal lenght of phone number
* @return bolean
*/
function isPhoneNumber($num, $lenght = null, $lenght2 = null) {
if(!is_null($lenght) and !is_null($lenght2)) {
return(ereg("^(\+([0-9]{ " . $lenght . "," . $lenght2 . "}))$", $num) ? true : false);
} elseif(!is_null($lenght)) {
return(ereg("^(\+([0-9]{ $lenght }))$", $num) ? true : false);
} else {
return(ereg("^(\+([0-9]+))$", $num) ? true : false);
}
}
/**
* Check string if is an email address
* @param string [$email] email address
* @return bolean
*/
function isEmail($email) {
return(ereg("^([/&+_a-zA-Z0-9\.\-]+)@([/&+_a-zA-Z0-9\.\-]+)\.([a-zA-Z]{2,5})$", $email) ? true : false);
}
/**
* Check string if is a date in YYYY-mm-dd format
* @param string [$date] phone number wich is beginning with preset of country
* @return bolean
*/
function isDate($date) {
return(ereg("^([0-9]{4})-([0-9]{2})-([0-9]{2})$", $date) ? true : false);
}
/**
* Make string from array
* @param array [$array] some array
* @return string
*/
function makeStringFromArray($array) {
foreach($array as $arr) {
$string .= $arr . "|";
}
$string = trim($string,"|");
return $string;
}
len v tej chvili ma vsak nenapadlo hladat taku funkciu. nevadi, aspon som o nieco mudrejsi
