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<?php if (!defined('BASEPATH')) exit('No direct script access allowed.');
/**
* CodeIgniter Text Helpers
*
* @package CodeIgniter
* @subpackage Helpers
* @category Helpers
* @author Rick Ellis
* @link http://www.codeigniter.com/user_guide/helpers/text_helper.html
*/
// ------------------------------------------------------------------------
function nl2p($str)
{
return str_replace('<p></p>', '', '<p>'
. nl2br(preg_replace('#([\r\n]\s*?[\r\n]){2,}#', '</p>$0<p>', $str))
. '</p>');
}
// ------------------------------------------------------------------------
/**
* Returns a string with all spaces converted to underscores (by default), accented
* characters converted to non-accented characters, and non word characters removed.
*
* @param string $string the string you want to slug
* @param string $replacement will replace keys in map
* @return string
* @access public
*/
function convert_accented_characters($string, $replacement = '-')
{
$string = strtolower($string);
$foreign_characters = array(
'/ä|æ|ǽ/' => 'ae',
'/ö|œ/' => 'oe',
'/ü/' => 'ue',
'/Ä/' => 'Ae',
'/Ü/' => 'Ue',
'/Ö/' => 'Oe',
'/À|Á|Â|Ã|Ä|Å|Ǻ|Ā|Ă|Ą|Ǎ/' => 'A',
'/à|á|â|ã|å|ǻ|ā|ă|ą|ǎ|ª/' => 'a',
'/Ç|Ć|Ĉ|Ċ|Č/' => 'C',
'/ç|ć|ĉ|ċ|č/' => 'c',
'/Ð|Ď|Đ/' => 'D',
'/ð|ď|đ/' => 'd',
'/È|É|Ê|Ë|Ē|Ĕ|Ė|Ę|Ě/' => 'E',
'/è|é|ê|ë|ē|ĕ|ė|ę|ě/' => 'e',
'/Ĝ|Ğ|Ġ|Ģ/' => 'G',
'/ĝ|ğ|ġ|ģ/' => 'g',
'/Ĥ|Ħ/' => 'H',
'/ĥ|ħ/' => 'h',
'/Ì|Í|Î|Ï|Ĩ|Ī|Ĭ|Ǐ|Į|İ/' => 'I',
'/ì|í|î|ï|ĩ|ī|ĭ|ǐ|į|ı/' => 'i',
'/Ĵ/' => 'J',
'/ĵ/' => 'j',
'/Ķ/' => 'K',
'/ķ/' => 'k',
'/Ĺ|Ļ|Ľ|Ŀ|Ł/' => 'L',
'/ĺ|ļ|ľ|ŀ|ł/' => 'l',
'/Ñ|Ń|Ņ|Ň/' => 'N',
'/ñ|ń|ņ|ň|ʼn/' => 'n',
'/Ò|Ó|Ô|Õ|Ō|Ŏ|Ǒ|Ő|Ơ|Ø|Ǿ/' => 'O',
'/ò|ó|ô|õ|ō|ŏ|ǒ|ő|ơ|ø|ǿ|º/' => 'o',
'/Ŕ|Ŗ|Ř/' => 'R',
'/ŕ|ŗ|ř/' => 'r',
'/Ś|Ŝ|Ş|Š/' => 'S',
'/ś|ŝ|ş|š|ſ/' => 's',
'/Ţ|Ť|Ŧ/' => 'T',
'/ţ|ť|ŧ/' => 't',
'/Ù|Ú|Û|Ũ|Ū|Ŭ|Ů|Ű|Ų|Ư|Ǔ|Ǖ|Ǘ|Ǚ|Ǜ/' => 'U',
'/ù|ú|û|ũ|ū|ŭ|ů|ű|ų|ư|ǔ|ǖ|ǘ|ǚ|ǜ/' => 'u',
'/Ý|Ÿ|Ŷ/' => 'Y',
'/ý|ÿ|ŷ/' => 'y',
'/Ŵ/' => 'W',
'/ŵ/' => 'w',
'/Ź|Ż|Ž/' => 'Z',
'/ź|ż|ž/' => 'z',
'/Æ|Ǽ/' => 'AE',
'/ß/'=> 'ss',
'/IJ/' => 'IJ',
'/ij/' => 'ij',
'/Œ/' => 'OE',
'/ƒ/' => 'f'
);
if (is_array($replacement))
{
$map = $replacement;
$replacement = '_';
}
$quotedReplacement = preg_quote($replacement, '/');
$merge = array(
'/[^\s\p{Ll}\p{Lm}\p{Lo}\p{Lt}\p{Lu}\p{Nd}]/mu' => ' ',
'/\\s+/' => $replacement,
sprintf('/^[%s]+|[%s]+$/', $quotedReplacement, $quotedReplacement) => '',
);
$map = $foreign_characters + $merge;
return preg_replace(array_keys($map), array_values($map), $string);
}
// ------------------------------------------------------------------------
function escape_tags($string)
{
return str_replace(array('{', '}'), array('{', '}'), $string);
}
// ------------------------------------------------------------------------
/**
* Proccess data JMR1
*
* Minifying final HTML output
*
* @access public
* @param string The HTML output
* @return string The HTML without white spaces or the input text if its is too big to your SO proccess.
* @author Alan Moore, ridgerunner <http://stackoverflow.com/q/5312349>
* @author Marcos Coelho <marcos@marcoscoelho.com>
*/
// Set PCRE recursion limit to sane value = STACKSIZE / 500 (256KB stack. Win32 Apache or 8MB stack. *nix)
ini_set('pcre.recursion_limit', (strtolower(substr(PHP_OS, 0, 3)) === 'win' ? '524' : '16777'));
function process_data_jmr1($text = '')
{
$re = '% # Collapse whitespace everywhere but in blacklisted elements.
(?> # Match all whitespans other than single space.
[^\S]\s* # Either one [\t\r\n\f\v] and zero or more ws,
|\s{2,} # or two or more consecutive-any-whitespace.
) # Note: The remaining regex consumes no text at all...
(?= # Ensure we are not in a blacklist tag.
[^<]*+ # Either zero or more non-"<" {normal*}
(?: # Begin {(special normal*)*} construct
< # or a < starting a non-blacklist tag.
(?!/?(?:textarea|pre|script)\b)
[^<]*+ # more non-"<" {normal*}
)*+ # Finish "unrolling-the-loop"
(?: # Begin alternation group.
< # Either a blacklist start tag.
(?>textarea|pre|script)\b
|\z # or end of file.
) # End alternation group.
) # If we made it here, we are not in a blacklist tag.
%Six';
if (($data = preg_replace($re, ' ', $text)) === NULL)
{
log_message('error', 'PCRE Error! Output of the page "' . uri_string() . '" is too big.');
return $text;
}
return $data;
}
if ( ! function_exists('escape_chars'))
{
function escape_chars($str,$esc_chars='"')
{
return htmlentities($str);
}
}