', $count); } } // ------------------------------------------------------------------------ if ( ! function_exists('nbs')) { /** * Generates non-breaking space entities based on number supplied * * @deprecated 3.0.0 Use str_repeat() instead * @param int * @return string */ function nbs($num = 1) { return str_repeat(' ', $num); } } PK ! E E path_helper.phpnu [ input->set_cookie($name, $value, $expire, $domain, $path, $prefix, $secure, $httponly); } } // -------------------------------------------------------------------- if ( ! function_exists('get_cookie')) { /** * Fetch an item from the COOKIE array * * @param string * @param bool * @return mixed */ function get_cookie($index, $xss_clean = NULL) { is_bool($xss_clean) OR $xss_clean = (config_item('global_xss_filtering') === TRUE); $prefix = isset($_COOKIE[$index]) ? '' : config_item('cookie_prefix'); return get_instance()->input->cookie($prefix.$index, $xss_clean); } } // -------------------------------------------------------------------- if ( ! function_exists('delete_cookie')) { /** * Delete a COOKIE * * @param mixed * @param string the cookie domain. Usually: .yourdomain.com * @param string the cookie path * @param string the cookie prefix * @return void */ function delete_cookie($name, $domain = '', $path = '/', $prefix = '') { set_cookie($name, '', '', $domain, $path, $prefix); } } PK ! Uԡ8 8 text_helper.phpnu [ = $n) { $out = trim($out); return (mb_strlen($out) === mb_strlen($str)) ? $out : $out.$end_char; } } } } // ------------------------------------------------------------------------ if ( ! function_exists('ascii_to_entities')) { /** * High ASCII to Entities * * Converts high ASCII text and MS Word special characters to character entities * * @param string $str * @return string */ function ascii_to_entities($str) { $out = ''; $length = defined('MB_OVERLOAD_STRING') ? mb_strlen($str, '8bit') - 1 : strlen($str) - 1; for ($i = 0, $count = 1, $temp = array(); $i <= $length; $i++) { $ordinal = ord($str[$i]); if ($ordinal < 128) { /* If the $temp array has a value but we have moved on, then it seems only fair that we output that entity and restart $temp before continuing. -Paul */ if (count($temp) === 1) { $out .= '&#'.array_shift($temp).';'; $count = 1; } $out .= $str[$i]; } else { if (count($temp) === 0) { $count = ($ordinal < 224) ? 2 : 3; } $temp[] = $ordinal; if (count($temp) === $count) { $number = ($count === 3) ? (($temp[0] % 16) * 4096) + (($temp[1] % 64) * 64) + ($temp[2] % 64) : (($temp[0] % 32) * 64) + ($temp[1] % 64); $out .= '&#'.$number.';'; $count = 1; $temp = array(); } // If this is the last iteration, just output whatever we have elseif ($i === $length) { $out .= '&#'.implode(';', $temp).';'; } } } return $out; } } // ------------------------------------------------------------------------ if ( ! function_exists('entities_to_ascii')) { /** * Entities to ASCII * * Converts character entities back to ASCII * * @param string * @param bool * @return string */ function entities_to_ascii($str, $all = TRUE) { if (preg_match_all('/\&#(\d+)\;/', $str, $matches)) { for ($i = 0, $s = count($matches[0]); $i < $s; $i++) { $digits = $matches[1][$i]; $out = ''; if ($digits < 128) { $out .= chr($digits); } elseif ($digits < 2048) { $out .= chr(192 + (($digits - ($digits % 64)) / 64)).chr(128 + ($digits % 64)); } else { $out .= chr(224 + (($digits - ($digits % 4096)) / 4096)) .chr(128 + ((($digits % 4096) - ($digits % 64)) / 64)) .chr(128 + ($digits % 64)); } $str = str_replace($matches[0][$i], $out, $str); } } if ($all) { return str_replace( array('&', '<', '>', '"', ''', '-'), array('&', '<', '>', '"', "'", '-'), $str ); } return $str; } } // ------------------------------------------------------------------------ if ( ! function_exists('word_censor')) { /** * Word Censoring Function * * Supply a string and an array of disallowed words and any * matched words will be converted to #### or to the replacement * word you've submitted. * * @param string the text string * @param string the array of censored words * @param string the optional replacement value * @return string */ function word_censor($str, $censored, $replacement = '') { if ( ! is_array($censored)) { return $str; } $str = ' '.$str.' '; // \w, \b and a few others do not match on a unicode character // set for performance reasons. As a result words like über // will not match on a word boundary. Instead, we'll assume that // a bad word will be bookeneded by any of these characters. $delim = '[-_\'\"`(){}<>\[\]|!?@#%&,.:;^~*+=\/ 0-9\n\r\t]'; foreach ($censored as $badword) { $badword = str_replace('\*', '\w*?', preg_quote($badword, '/')); if ($replacement !== '') { $str = preg_replace( "/({$delim})(".$badword.")({$delim})/i", "\\1{$replacement}\\3", $str ); } elseif (preg_match_all("/{$delim}(".$badword."){$delim}/i", $str, $matches, PREG_PATTERN_ORDER | PREG_OFFSET_CAPTURE)) { $matches = $matches[1]; for ($i = count($matches) - 1; $i >= 0; $i--) { $length = strlen($matches[$i][0]); $str = substr_replace( $str, str_repeat('#', $length), $matches[$i][1], $length ); } } } return trim($str); } } // ------------------------------------------------------------------------ if ( ! function_exists('highlight_code')) { /** * Code Highlighter * * Colorizes code strings * * @param string the text string * @return string */ function highlight_code($str) { /* The highlight string function encodes and highlights * brackets so we need them to start raw. * * Also replace any existing PHP tags to temporary markers * so they don't accidentally break the string out of PHP, * and thus, thwart the highlighting. */ $str = str_replace( array('<', '>', '', '<%', '%>', '\\', ''), array('<', '>', 'phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), $str ); // The highlight_string function requires that the text be surrounded // by PHP tags, which we will remove later $str = highlight_string('', TRUE); // Remove our artificially added PHP, and the syntax highlighting that came with it $str = preg_replace( array( '/<\?php( | )/i', '/(.*?)\?><\/span>\n<\/span>\n<\/code>/is', '/<\/span>/i' ), array( '', "$1\n\n", '' ), $str ); // Replace our markers back to PHP tags. return str_replace( array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), array('<?', '?>', '<%', '%>', '\\', '</script>'), $str ); } } // ------------------------------------------------------------------------ if ( ! function_exists('highlight_phrase')) { /** * Phrase Highlighter * * Highlights a phrase within a text string * * @param string $str the text string * @param string $phrase the phrase you'd like to highlight * @param string $tag_open the openging tag to precede the phrase with * @param string $tag_close the closing tag to end the phrase with * @return string */ function highlight_phrase($str, $phrase, $tag_open = '', $tag_close = '') { return ($str !== '' && $phrase !== '') ? preg_replace('/('.preg_quote($phrase, '/').')/i'.(UTF8_ENABLED ? 'u' : ''), $tag_open.'\\1'.$tag_close, $str) : $str; } } // ------------------------------------------------------------------------ if ( ! function_exists('convert_accented_characters')) { /** * Convert Accented Foreign Characters to ASCII * * @param string $str Input string * @return string */ function convert_accented_characters($str) { static $array_from, $array_to; if ( ! is_array($array_from)) { if (file_exists(APPPATH.'config/foreign_chars.php')) { include(APPPATH.'config/foreign_chars.php'); } if (file_exists(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'); } if (empty($foreign_characters) OR ! is_array($foreign_characters)) { $array_from = array(); $array_to = array(); return $str; } $array_from = array_keys($foreign_characters); $array_to = array_values($foreign_characters); } return preg_replace($array_from, $array_to, $str); } } // ------------------------------------------------------------------------ if ( ! function_exists('word_wrap')) { /** * Word Wrap * * Wraps text at the specified character. Maintains the integrity of words. * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor * will URLs. * * @param string $str the text string * @param int $charlim = 76 the number of characters to wrap at * @return string */ function word_wrap($str, $charlim = 76) { // Set the character limit is_numeric($charlim) OR $charlim = 76; // Reduce multiple spaces $str = preg_replace('| +|', ' ', $str); // Standardize newlines if (strpos($str, "\r") !== FALSE) { $str = str_replace(array("\r\n", "\r"), "\n", $str); } // If the current word is surrounded by {unwrap} tags we'll // strip the entire chunk and replace it with a marker. $unwrap = array(); if (preg_match_all('|\{unwrap\}(.+?)\{/unwrap\}|s', $str, $matches)) { for ($i = 0, $c = count($matches[0]); $i < $c; $i++) { $unwrap[] = $matches[1][$i]; $str = str_replace($matches[0][$i], '{{unwrapped'.$i.'}}', $str); } } // Use PHP's native function to do the initial wordwrap. // We set the cut flag to FALSE so that any individual words that are // too long get left alone. In the next step we'll deal with them. $str = wordwrap($str, $charlim, "\n", FALSE); // Split the string into individual lines of text and cycle through them $output = ''; foreach (explode("\n", $str) as $line) { // Is the line within the allowed character count? // If so we'll join it to the output and continue if (mb_strlen($line) <= $charlim) { $output .= $line."\n"; continue; } $temp = ''; while (mb_strlen($line) > $charlim) { // If the over-length word is a URL we won't wrap it if (preg_match('!\[url.+\]|://|www\.!', $line)) { break; } // Trim the word down $temp .= mb_substr($line, 0, $charlim - 1); $line = mb_substr($line, $charlim - 1); } // If $temp contains data it means we had to split up an over-length // word into smaller chunks so we'll add it back to our current line if ($temp !== '') { $output .= $temp."\n".$line."\n"; } else { $output .= $line."\n"; } } // Put our markers back if (count($unwrap) > 0) { foreach ($unwrap as $key => $val) { $output = str_replace('{{unwrapped'.$key.'}}', $val, $output); } } return $output; } } // ------------------------------------------------------------------------ if ( ! function_exists('ellipsize')) { /** * Ellipsize String * * This function will strip tags from a string, split it at its max_length and ellipsize * * @param string string to ellipsize * @param int max length of string * @param mixed int (1|0) or float, .5, .2, etc for position to split * @param string ellipsis ; Default '...' * @return string ellipsized string */ function ellipsize($str, $max_length, $position = 1, $ellipsis = '…') { // Strip tags $str = trim(strip_tags($str)); // Is the string long enough to ellipsize? if (mb_strlen($str) <= $max_length) { return $str; } $beg = mb_substr($str, 0, floor($max_length * $position)); $position = ($position > 1) ? 1 : $position; if ($position === 1) { $end = mb_substr($str, 0, -($max_length - mb_strlen($beg))); } else { $end = mb_substr($str, -($max_length - mb_strlen($beg))); } return $beg.$ellipsis.$end; } } PK ! u r directory_helper.phpnu [ 0) && is_dir($source_dir.$file)) { $filedata[$file] = directory_map($source_dir.$file, $new_depth, $hidden); } else { $filedata[] = $file; } } closedir($fp); return $filedata; } return FALSE; } } PK ! 8T!6 6 url_helper.phpnu [ config->site_url($uri, $protocol); } } // ------------------------------------------------------------------------ if ( ! function_exists('base_url')) { /** * Base URL * * Create a local URL based on your basepath. * Segments can be passed in as a string or an array, same as site_url * or a URL to a file can be passed in, e.g. to an image file. * * @param string $uri * @param string $protocol * @return string */ function base_url($uri = '', $protocol = NULL) { return get_instance()->config->base_url($uri, $protocol); } } // ------------------------------------------------------------------------ if ( ! function_exists('current_url')) { /** * Current URL * * Returns the full URL (including segments) of the page where this * function is placed * * @return string */ function current_url() { $CI =& get_instance(); return $CI->config->site_url($CI->uri->uri_string()); } } // ------------------------------------------------------------------------ if ( ! function_exists('uri_string')) { /** * URL String * * Returns the URI segments. * * @return string */ function uri_string() { return get_instance()->uri->uri_string(); } } // ------------------------------------------------------------------------ if ( ! function_exists('index_page')) { /** * Index page * * Returns the "index_page" from your config file * * @return string */ function index_page() { return get_instance()->config->item('index_page'); } } // ------------------------------------------------------------------------ if ( ! function_exists('anchor')) { /** * Anchor Link * * Creates an anchor based on the local URL. * * @param string the URL * @param string the link title * @param mixed any attributes * @return string */ function anchor($uri = '', $title = '', $attributes = '') { $title = (string) $title; $site_url = is_array($uri) ? site_url($uri) : (preg_match('#^(\w+:)?//#i', $uri) ? $uri : site_url($uri)); if ($title === '') { $title = $site_url; } if ($attributes !== '') { $attributes = _stringify_attributes($attributes); } return ''.$title.''; } } // ------------------------------------------------------------------------ if ( ! function_exists('anchor_popup')) { /** * Anchor Link - Pop-up version * * Creates an anchor based on the local URL. The link * opens a new window based on the attributes specified. * * @param string the URL * @param string the link title * @param mixed any attributes * @return string */ function anchor_popup($uri = '', $title = '', $attributes = FALSE) { $title = (string) $title; $site_url = preg_match('#^(\w+:)?//#i', $uri) ? $uri : site_url($uri); if ($title === '') { $title = $site_url; } if ($attributes === FALSE) { return '".$title.''; } if ( ! is_array($attributes)) { $attributes = array($attributes); // Ref: http://www.w3schools.com/jsref/met_win_open.asp $window_name = '_blank'; } elseif ( ! empty($attributes['window_name'])) { $window_name = $attributes['window_name']; unset($attributes['window_name']); } else { $window_name = '_blank'; } foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'menubar' => 'no', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0') as $key => $val) { $atts[$key] = isset($attributes[$key]) ? $attributes[$key] : $val; unset($attributes[$key]); } $attributes = _stringify_attributes($attributes); return ''.$title.''; } } // ------------------------------------------------------------------------ if ( ! function_exists('mailto')) { /** * Mailto Link * * @param string the email address * @param string the link title * @param mixed any attributes * @return string */ function mailto($email, $title = '', $attributes = '') { $title = (string) $title; if ($title === '') { $title = $email; } return ''.$title.''; } } // ------------------------------------------------------------------------ if ( ! function_exists('safe_mailto')) { /** * Encoded Mailto Link * * Create a spam-protected mailto link written in Javascript * * @param string the email address * @param string the link title * @param mixed any attributes * @return string */ function safe_mailto($email, $title = '', $attributes = '') { $title = (string) $title; if ($title === '') { $title = $email; } $x = str_split(' $val) { $x[] = ' '.$key.'="'; for ($i = 0, $l = strlen($val); $i < $l; $i++) { $x[] = '|'.ord($val[$i]); } $x[] = '"'; } } else { for ($i = 0, $l = strlen($attributes); $i < $l; $i++) { $x[] = $attributes[$i]; } } } $x[] = '>'; $temp = array(); for ($i = 0, $l = strlen($title); $i < $l; $i++) { $ordinal = ord($title[$i]); if ($ordinal < 128) { $x[] = '|'.$ordinal; } else { if (count($temp) === 0) { $count = ($ordinal < 224) ? 2 : 3; } $temp[] = $ordinal; if (count($temp) === $count) { $number = ($count === 3) ? (($temp[0] % 16) * 4096) + (($temp[1] % 64) * 64) + ($temp[2] % 64) : (($temp[0] % 32) * 64) + ($temp[1] % 64); $x[] = '|'.$number; $count = 1; $temp = array(); } } } $x[] = '<'; $x[] = '/'; $x[] = 'a'; $x[] = '>'; $x = array_reverse($x); $output = "'; return $output; } } // ------------------------------------------------------------------------ if ( ! function_exists('auto_link')) { /** * Auto-linker * * Automatically links URL and Email addresses. * Note: There's a bit of extra code here to deal with * URLs or emails that end in a period. We'll strip these * off and add them after the link. * * @param string the string * @param string the type: email, url, or both * @param bool whether to create pop-up links * @return string */ function auto_link($str, $type = 'both', $popup = FALSE) { // Find and replace any URLs. if ($type !== 'email' && preg_match_all('#(\w*://|www\.)[a-z0-9]+(-+[a-z0-9]+)*(\.[a-z0-9]+(-+[a-z0-9]+)*)+(/([^\s()<>;]+\w)?/?)?#i', $str, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) { // Set our target HTML if using popup links. $target = ($popup) ? ' target="_blank"' : ''; // We process the links in reverse order (last -> first) so that // the returned string offsets from preg_match_all() are not // moved as we add more HTML. foreach (array_reverse($matches) as $match) { // $match[0] is the matched string/link // $match[1] is either a protocol prefix or 'www.' // // With PREG_OFFSET_CAPTURE, both of the above is an array, // where the actual value is held in [0] and its offset at the [1] index. $a = ''.$match[0][0].''; $str = substr_replace($str, $a, $match[0][1], strlen($match[0][0])); } } // Find and replace any emails. if ($type !== 'url' && preg_match_all('#([\w\.\-\+]+@[a-z0-9\-]+\.[a-z0-9\-\.]+[^[:punct:]\s])#i', $str, $matches, PREG_OFFSET_CAPTURE)) { foreach (array_reverse($matches[0]) as $match) { if (filter_var($match[0], FILTER_VALIDATE_EMAIL) !== FALSE) { $str = substr_replace($str, safe_mailto($match[0]), $match[1], strlen($match[0])); } } } return $str; } } // ------------------------------------------------------------------------ if ( ! function_exists('prep_url')) { /** * Prep URL * * Simply adds the http:// part if no scheme is included * * @param string the URL * @return string */ function prep_url($str = '') { if ($str === 'http://' OR $str === '') { return ''; } $url = parse_url($str); if ( ! $url OR ! isset($url['scheme'])) { return 'http://'.$str; } return $str; } } // ------------------------------------------------------------------------ if ( ! function_exists('url_title')) { /** * Create URL Title * * Takes a "title" string as input and creates a * human-friendly URL string with a "separator" string * as the word separator. * * @todo Remove old 'dash' and 'underscore' usage in 3.1+. * @param string $str Input string * @param string $separator Word separator * (usually '-' or '_') * @param bool $lowercase Whether to transform the output string to lowercase * @return string */ function url_title($str, $separator = '-', $lowercase = FALSE) { if ($separator === 'dash') { $separator = '-'; } elseif ($separator === 'underscore') { $separator = '_'; } $q_separator = preg_quote($separator, '#'); $trans = array( '&.+?;' => '', '[^\w\d _-]' => '', '\s+' => $separator, '('.$q_separator.')+' => $separator ); $str = strip_tags($str); foreach ($trans as $key => $val) { $str = preg_replace('#'.$key.'#i'.(UTF8_ENABLED ? 'u' : ''), $val, $str); } if ($lowercase === TRUE) { $str = strtolower($str); } return trim(trim($str, $separator)); } } // ------------------------------------------------------------------------ if ( ! function_exists('redirect')) { /** * Header Redirect * * Header redirect in two flavors * For very fine grained control over headers, you could use the Output * Library's set_header() function. * * @param string $uri URL * @param string $method Redirect method * 'auto', 'location' or 'refresh' * @param int $code HTTP Response status code * @return void */ function redirect($uri = '', $method = 'auto', $code = NULL) { if ( ! preg_match('#^(\w+:)?//#i', $uri)) { $uri = site_url($uri); } // IIS environment likely? Use 'refresh' for better compatibility if ($method === 'auto' && isset($_SERVER['SERVER_SOFTWARE']) && strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS') !== FALSE) { $method = 'refresh'; } elseif ($method !== 'refresh' && (empty($code) OR ! is_numeric($code))) { if (isset($_SERVER['SERVER_PROTOCOL'], $_SERVER['REQUEST_METHOD']) && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.1') { $code = ($_SERVER['REQUEST_METHOD'] !== 'GET') ? 303 // reference: http://en.wikipedia.org/wiki/Post/Redirect/Get : 307; } else { $code = 302; } } switch ($method) { case 'refresh': header('Refresh:0;url='.$uri); break; default: header('Location: '.$uri, TRUE, $code); break; } exit; } } PK ! rv array_helper.phpnu [ field_id pairs * @param string field_id if alias name was passed in * @param bool * @return array */ function smiley_js($alias = '', $field_id = '', $inline = TRUE) { static $do_setup = TRUE; $r = ''; if ($alias !== '' && ! is_array($alias)) { $alias = array($alias => $field_id); } if ($do_setup === TRUE) { $do_setup = FALSE; $m = array(); if (is_array($alias)) { foreach ($alias as $name => $id) { $m[] = '"'.$name.'" : "'.$id.'"'; } } $m = '{'.implode(',', $m).'}'; $r .= <<