diff options
Diffstat (limited to 'system')
| -rw-r--r-- | system/helpers/smiley_helper.php | 133 | ||||
| -rw-r--r-- | system/helpers/string_helper.php | 136 | ||||
| -rw-r--r-- | system/helpers/text_helper.php | 181 |
3 files changed, 191 insertions, 259 deletions
diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index cc903bc1c..bc592f74f 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter Smiley Helpers * @@ -42,10 +40,9 @@ /** * Smiley Javascript * - * Returns the javascript required for the smiley insertion. Optionally takes + * Returns the javascript required for the smiley insertion. Optionally takes * an array of aliases to loosely couple the smiley array to the view. * - * @access public * @param mixed alias name or array of alias->field_id pairs * @param string field_id if alias name was passed in * @return array @@ -55,7 +52,6 @@ if ( ! function_exists('smiley_js')) function smiley_js($alias = '', $field_id = '', $inline = TRUE) { static $do_setup = TRUE; - $r = ''; if ($alias != '' && ! is_array($alias)) @@ -65,69 +61,58 @@ if ( ! function_exists('smiley_js')) if ($do_setup === TRUE) { - $do_setup = FALSE; + $do_setup = FALSE; + $m = array(); - $m = array(); - - if (is_array($alias)) + if (is_array($alias)) + { + foreach ($alias as $name => $id) { - foreach ($alias as $name => $id) - { - $m[] = '"'.$name.'" : "'.$id.'"'; - } + $m[] = '"'.$name.'" : "'.$id.'"'; } + } - $m = '{'.implode(',', $m).'}'; + $m = '{'.implode(',', $m).'}'; - $r .= <<<EOF - var smiley_map = {$m}; + $r .= <<<EOF + var smiley_map = {$m}; - function insert_smiley(smiley, field_id) { - var el = document.getElementById(field_id), newStart; + function insert_smiley(smiley, field_id) { + var el = document.getElementById(field_id), newStart; - if ( ! el && smiley_map[field_id]) { - el = document.getElementById(smiley_map[field_id]); + if ( ! el && smiley_map[field_id]) { + el = document.getElementById(smiley_map[field_id]); - if ( ! el) - return false; - } + if ( ! el) + return false; + } - el.focus(); - smiley = " " + smiley; + el.focus(); + smiley = " " + smiley; - if ('selectionStart' in el) { - newStart = el.selectionStart + smiley.length; + if ('selectionStart' in el) { + newStart = el.selectionStart + smiley.length; - el.value = el.value.substr(0, el.selectionStart) + - smiley + - el.value.substr(el.selectionEnd, el.value.length); - el.setSelectionRange(newStart, newStart); - } - else if (document.selection) { - document.selection.createRange().text = smiley; - } + el.value = el.value.substr(0, el.selectionStart) + + smiley + + el.value.substr(el.selectionEnd, el.value.length); + el.setSelectionRange(newStart, newStart); + } + else if (document.selection) { + document.selection.createRange().text = smiley; } + } EOF; } - else + elseif (is_array($alias)) { - if (is_array($alias)) + foreach ($alias as $name => $id) { - foreach ($alias as $name => $id) - { - $r .= 'smiley_map["'.$name.'"] = "'.$id.'";'."\n"; - } + $r .= 'smiley_map["'.$name.'"] = "'.$id."\";\n"; } } - if ($inline) - { - return '<script type="text/javascript" charset="utf-8">/*<![CDATA[ */'.$r.'// ]]></script>'; - } - else - { - return $r; - } + return ($inline) ? '<script type="text/javascript" charset="utf-8">/*<![CDATA[ */'.$r.'// ]]></script>' : $r; } } @@ -139,7 +124,6 @@ EOF; * Returns an array of image tag links that can be clicked to be inserted * into a form field. * - * @access public * @param string the URL to the folder containing the smiley images * @return array */ @@ -148,18 +132,13 @@ if ( ! function_exists('get_clickable_smileys')) function get_clickable_smileys($image_url, $alias = '', $smileys = NULL) { // For backward compatibility with js_insert_smiley - if (is_array($alias)) { $smileys = $alias; } - - if ( ! is_array($smileys)) + elseif (FALSE === ($smileys = _get_smiley_array())) { - if (FALSE === ($smileys = _get_smiley_array())) - { - return $smileys; - } + return $smileys; } // Add a trailing slash to the file path if needed @@ -169,7 +148,7 @@ if ( ! function_exists('get_clickable_smileys')) foreach ($smileys as $key => $val) { // Keep duplicates from being used, which can happen if the - // mapping array contains multiple identical replacements. For example: + // mapping array contains multiple identical replacements. For example: // :-) and :) might be replaced with the same image so both smileys // will be in the array. if (isset($used[$smileys[$key][0]])) @@ -177,8 +156,7 @@ if ( ! function_exists('get_clickable_smileys')) continue; } - $link[] = "<a href=\"javascript:void(0);\" onclick=\"insert_smiley('".$key."', '".$alias."')\"><img src=\"".$image_url.$smileys[$key][0]."\" width=\"".$smileys[$key][1]."\" height=\"".$smileys[$key][2]."\" alt=\"".$smileys[$key][3]."\" style=\"border:0;\" /></a>"; - + $link[] = '<a href="javascript:void(0);" onclick="insert_smiley(\''.$key.'\', \''.$alias.'\')"><img src="'.$image_url.$smileys[$key][0].'" alt="'.$smileys[$key][3].'" style="width: '.$smileys[$key][1].'; height: '.$smileys[$key][2].'; border: 0;" /></a>'; $used[$smileys[$key][0]] = TRUE; } @@ -193,7 +171,6 @@ if ( ! function_exists('get_clickable_smileys')) * * Takes a string as input and swaps any contained smileys for the actual image * - * @access public * @param string the text to be parsed * @param string the URL to the folder containing the smiley images * @return string @@ -202,25 +179,17 @@ if ( ! function_exists('parse_smileys')) { function parse_smileys($str = '', $image_url = '', $smileys = NULL) { - if ($image_url == '') + if ($image_url == '' OR ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array()))) { return $str; } - if ( ! is_array($smileys)) - { - if (FALSE === ($smileys = _get_smiley_array())) - { - return $str; - } - } - // Add a trailing slash to the file path if needed - $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); + $image_url = rtrim($image_url, '/').'/'; foreach ($smileys as $key => $val) { - $str = str_replace($key, "<img src=\"".$image_url.$smileys[$key][0]."\" width=\"".$smileys[$key][1]."\" height=\"".$smileys[$key][2]."\" alt=\"".$smileys[$key][3]."\" style=\"border:0;\" />", $str); + $str = str_replace($key, '<img src="'.$image_url.$smileys[$key][0].'" alt="'.$smileys[$key][3].'" style="width: '.$smileys[$key][1].'; height: '.$smileys[$key][2].'; border: 0;" />', $str); } return $str; @@ -234,14 +203,13 @@ if ( ! function_exists('parse_smileys')) * * Fetches the config/smiley.php file * - * @access private * @return mixed */ if ( ! function_exists('_get_smiley_array')) { function _get_smiley_array() { - if (defined('ENVIRONMENT') AND file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) + if (defined('ENVIRONMENT') && file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/smileys.php'); } @@ -249,13 +217,8 @@ if ( ! function_exists('_get_smiley_array')) { include(APPPATH.'config/smileys.php'); } - - if (isset($smileys) AND is_array($smileys)) - { - return $smileys; - } - return FALSE; + return (isset($smileys) && is_array($smileys)) ? $smileys : FALSE; } } @@ -268,7 +231,6 @@ if ( ! function_exists('_get_smiley_array')) * * DEPRECATED as of version 1.7.2, use smiley_js instead * - * @access public * @param string form name * @param string field name * @return string @@ -288,6 +250,5 @@ EOF; } } - /* End of file smiley_helper.php */ -/* Location: ./system/helpers/smiley_helper.php */
\ No newline at end of file +/* Location: ./system/helpers/smiley_helper.php */ diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 607a12bcb..a53d1b88e 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter String Helpers * @@ -50,7 +48,6 @@ * * this/that/theother * - * @access public * @param string * @return string */ @@ -69,7 +66,6 @@ if ( ! function_exists('trim_slashes')) * * Removes slashes contained in a string or in an array * - * @access public * @param mixed string or array * @return mixed string or array */ @@ -77,16 +73,14 @@ if ( ! function_exists('strip_slashes')) { function strip_slashes($str) { - if (is_array($str)) + if ( ! is_array($str)) { - foreach ($str as $key => $val) - { - $str[$key] = strip_slashes($val); - } + return stripslashes($str); } - else + + foreach ($str as $key => $val) { - $str = stripslashes($str); + $str[$key] = strip_slashes($val); } return $str; @@ -100,7 +94,6 @@ if ( ! function_exists('strip_slashes')) * * Removes single and double quotes from a string * - * @access public * @param string * @return string */ @@ -119,7 +112,6 @@ if ( ! function_exists('strip_quotes')) * * Converts single and double quotes to entities * - * @access public * @param string * @return string */ @@ -145,7 +137,6 @@ if ( ! function_exists('quotes_to_entities')) * * http://www.some-site.com/index.php * - * @access public * @param string * @return string */ @@ -153,7 +144,7 @@ if ( ! function_exists('reduce_double_slashes')) { function reduce_double_slashes($str) { - return preg_replace("#(^|[^:])//+#", "\\1/", $str); + return preg_replace('#(^|[^:])//+#', '\\1/', $str); } } @@ -170,7 +161,6 @@ if ( ! function_exists('reduce_double_slashes')) * * Fred, Bill, Joe, Jimmy * - * @access public * @param string * @param string the character you wish to reduce * @param bool TRUE/FALSE - whether to trim the character from the beginning/end @@ -181,13 +171,7 @@ if ( ! function_exists('reduce_multiples')) function reduce_multiples($str, $character = ',', $trim = FALSE) { $str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str); - - if ($trim === TRUE) - { - $str = trim($str, $character); - } - - return $str; + return ($trim === TRUE) ? trim($str, $character) : $str; } } @@ -198,53 +182,44 @@ if ( ! function_exists('reduce_multiples')) * * Useful for generating passwords or hashes. * - * @access public * @param string type of random string. basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1 - * @param integer number of characters + * @param int number of characters * @return string */ if ( ! function_exists('random_string')) { function random_string($type = 'alnum', $len = 8) { - switch($type) + switch ($type) { - case 'basic' : return mt_rand(); - break; - case 'alnum' : - case 'numeric' : - case 'nozero' : - case 'alpha' : - - switch ($type) - { - case 'alpha' : $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; - break; - case 'alnum' : $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; - break; - case 'numeric' : $pool = '0123456789'; - break; - case 'nozero' : $pool = '123456789'; - break; - } - - $str = substr(str_shuffle(str_repeat($pool, ceil($len/strlen($pool)))),0,$len); - - return $str; - break; - case 'unique' : - case 'md5' : - - return md5(uniqid(mt_rand())); - break; - case 'encrypt' : - case 'sha1' : - - $CI =& get_instance(); - $CI->load->helper('security'); - - return do_hash(uniqid(mt_rand(), TRUE), 'sha1'); - break; + case 'basic': return mt_rand(); + case 'alnum': + case 'numeric': + case 'nozero': + case 'alpha': + switch ($type) + { + case 'alpha': + $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'alnum': + $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'numeric': + $pool = '0123456789'; + break; + case 'nozero': + $pool = '123456789'; + break; + } + return substr(str_shuffle(str_repeat($pool, ceil($len / strlen($pool)))), 0, $len); + case 'unique': + case 'md5': return md5(uniqid(mt_rand())); + case 'encrypt': + case 'sha1': + $CI =& get_instance(); + $CI->load->helper('security'); + return do_hash(uniqid(mt_rand(), TRUE), 'sha1'); } } } @@ -254,16 +229,18 @@ if ( ! function_exists('random_string')) /** * Add's _1 to a string or increment the ending number to allow _2, _3, etc * - * @param string $str required - * @param string $separator What should the duplicate number be appended with - * @param string $first Which number should be used for the first dupe increment - * @return string + * @param string $str required + * @param string $separator What should the duplicate number be appended with + * @param string $first Which number should be used for the first dupe increment + * @return string */ -function increment_string($str, $separator = '_', $first = 1) +if ( ! function_exists('increment_string')) { - preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); - - return isset($match[2]) ? $match[1].$separator.($match[2] + 1) : $str.$separator.$first; + function increment_string($str, $separator = '_', $first = 1) + { + preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); + return isset($match[2]) ? $match[1].$separator.($match[2] + 1) : $str.$separator.$first; + } } // ------------------------------------------------------------------------ @@ -271,10 +248,9 @@ function increment_string($str, $separator = '_', $first = 1) /** * Alternator * - * Allows strings to be alternated. See docs... + * Allows strings to be alternated. See docs... * - * @access public - * @param string (as many parameters as needed) + * @param string (as many parameters as needed) * @return string */ if ( ! function_exists('alternator')) @@ -298,19 +274,17 @@ if ( ! function_exists('alternator')) /** * Repeater function * - * @access public * @param string - * @param integer number of repeats + * @param int number of repeats * @return string */ if ( ! function_exists('repeater')) { function repeater($data, $num = 1) { - return (($num > 0) ? str_repeat($data, $num) : ''); + return ($num > 0) ? str_repeat($data, $num) : ''; } } - /* End of file string_helper.php */ -/* Location: ./system/helpers/string_helper.php */
\ No newline at end of file +/* Location: ./system/helpers/string_helper.php */ diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 7591bac5f..9a56159d9 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter Text Helpers * @@ -44,9 +42,8 @@ * * Limits a string to X number of words. * - * @access public * @param string - * @param integer + * @param int * @param string the end character. Usually an ellipsis * @return string */ @@ -61,7 +58,7 @@ if ( ! function_exists('word_limiter')) preg_match('/^\s*+(?:\S++\s*+){1,'.(int) $limit.'}/', $str, $matches); - if (strlen($str) == strlen($matches[0])) + if (strlen($str) === strlen($matches[0])) { $end_char = ''; } @@ -75,12 +72,11 @@ if ( ! function_exists('word_limiter')) /** * Character Limiter * - * Limits the string based on the character count. Preserves complete words + * Limits the string based on the character count. Preserves complete words * so the character count may not be exactly as specified. * - * @access public * @param string - * @param integer + * @param int * @param string the end character. Usually an ellipsis * @return string */ @@ -93,14 +89,14 @@ if ( ! function_exists('character_limiter')) return $str; } - $str = preg_replace("/\s+/", ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str)); + $str = preg_replace('/\s+/', ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str)); if (strlen($str) <= $n) { return $str; } - $out = ""; + $out = ''; foreach (explode(' ', trim($str)) as $val) { $out .= $val.' '; @@ -108,7 +104,7 @@ if ( ! function_exists('character_limiter')) if (strlen($out) >= $n) { $out = trim($out); - return (strlen($out) == strlen($str)) ? $out : $out.$end_char; + return (strlen($out) === strlen($str)) ? $out : $out.$end_char; } } } @@ -121,7 +117,6 @@ if ( ! function_exists('character_limiter')) * * Converts High ascii text and MS Word special characters to character entities * - * @access public * @param string * @return string */ @@ -143,7 +138,7 @@ if ( ! function_exists('ascii_to_entities')) 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) + if (count($temp) === 1) { $out .= '&#'.array_shift($temp).';'; $count = 1; @@ -153,16 +148,18 @@ if ( ! function_exists('ascii_to_entities')) } else { - if (count($temp) == 0) + if (count($temp) === 0) { $count = ($ordinal < 224) ? 2 : 3; } $temp[] = $ordinal; - if (count($temp) == $count) + if (count($temp) === $count) { - $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64); + $number = ($count === 3) + ? (($temp[0] % 16) * 4096) + (($temp[1] % 64) * 64) + ($temp[2] % 64) + : (($temp[0] % 32) * 64) + ($temp[1] % 64); $out .= '&#'.$number.';'; $count = 1; @@ -182,7 +179,6 @@ if ( ! function_exists('ascii_to_entities')) * * Converts character entities back to ASCII * - * @access public * @param string * @param bool * @return string @@ -193,10 +189,9 @@ if ( ! function_exists('entities_to_ascii')) { if (preg_match_all('/\&#(\d+)\;/', $str, $matches)) { - for ($i = 0, $s = count($matches['0']); $i < $s; $i++) + for ($i = 0, $s = count($matches[0]); $i < $s; $i++) { - $digits = $matches['1'][$i]; - + $digits = $matches[1][$i]; $out = ''; if ($digits < 128) @@ -206,25 +201,24 @@ if ( ! function_exists('entities_to_ascii')) } elseif ($digits < 2048) { - $out .= chr(192 + (($digits - ($digits % 64)) / 64)); - $out .= chr(128 + ($digits % 64)); + $out .= chr(192 + (($digits - ($digits % 64)) / 64)).chr(128 + ($digits % 64)); } else { - $out .= chr(224 + (($digits - ($digits % 4096)) / 4096)); - $out .= chr(128 + ((($digits % 4096) - ($digits % 64)) / 64)); - $out .= chr(128 + ($digits % 64)); + $out .= chr(224 + (($digits - ($digits % 4096)) / 4096)) + .chr(128 + ((($digits % 4096) - ($digits % 64)) / 64)) + .chr(128 + ($digits % 64)); } - $str = str_replace($matches['0'][$i], $out, $str); + $str = str_replace($matches[0][$i], $out, $str); } } if ($all) { - $str = str_replace(array("&", "<", ">", """, "'", "-"), - array("&","<",">","\"", "'", "-"), - $str); + return str_replace(array('&', '<', '>', '"', ''', '-'), + array('&', '<', '>', '"', "'", '-'), + $str); } return $str; @@ -240,7 +234,6 @@ if ( ! function_exists('entities_to_ascii')) * matched words will be converted to #### or to the replacement * word you've submitted. * - * @access public * @param string the text string * @param string the array of censoered words * @param string the optional replacement value @@ -286,7 +279,6 @@ if ( ! function_exists('word_censor')) * * Colorizes code strings * - * @access public * @param string the text string * @return string */ @@ -294,27 +286,33 @@ if ( ! function_exists('highlight_code')) { function highlight_code($str) { - // The highlight string function encodes and highlights - // brackets so we need them to start raw - $str = str_replace(array('<', '>'), array('<', '>'), $str); - - // 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('<?', '?>', '<%', '%>', '\\', '</script>'), - array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), + /* 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('<', '>', '<?', '?>', '<%', '%>', '\\', '</script>'), + 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 - $str = '<?php '.$str.' ?>'; // <? - - // All the magic happens here, baby! - $str = highlight_string($str, TRUE); + $str = highlight_string('<?php '.$str.' ?>', TRUE); // Remove our artificially added PHP, and the syntax highlighting that came with it - $str = preg_replace('/<span style="color: #([A-Z0-9]+)"><\?php( | )/i', '<span style="color: #$1">', $str); - $str = preg_replace('/(<span style="color: #[A-Z0-9]+">.*?)\?><\/span>\n<\/span>\n<\/code>/is', "$1</span>\n</span>\n</code>", $str); - $str = preg_replace('/<span style="color: #[A-Z0-9]+"\><\/span>/i', '', $str); + $str = preg_replace(array( + '/<span style="color: #([A-Z0-9]+)"><\?php( | )/i', + '/(<span style="color: #[A-Z0-9]+">.*?)\?><\/span>\n<\/span>\n<\/code>/is', + '/<span style="color: #[A-Z0-9]+"\><\/span>/i' + ), + array( + '<span style="color: #$1">', + "$1</span>\n</span>\n</code>", + '' + ), + $str); // Replace our markers back to PHP tags. return str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), @@ -330,7 +328,6 @@ if ( ! function_exists('highlight_code')) * * Highlights a phrase within a text string * - * @access public * @param string the text string * @param string the phrase you'd like to highlight * @param string the openging tag to precede the phrase with @@ -348,7 +345,7 @@ if ( ! function_exists('highlight_phrase')) if ($phrase != '') { - return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str); + return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open.'\\1'.$tag_close, $str); } return $str; @@ -360,7 +357,6 @@ if ( ! function_exists('highlight_phrase')) /** * Convert Accented Foreign Characters to ASCII * - * @access public * @param string the text string * @return string */ @@ -368,18 +364,23 @@ if ( ! function_exists('convert_accented_characters')) { function convert_accented_characters($str) { - if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'); - } - elseif (is_file(APPPATH.'config/foreign_chars.php')) - { - include(APPPATH.'config/foreign_chars.php'); - } + global $foreign_characters; - if ( ! isset($foreign_characters)) + if ( ! isset($foreign_characters) OR ! is_array($foreign_characters)) { - return $str; + if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) + { + include(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'); + } + elseif (is_file(APPPATH.'config/foreign_chars.php')) + { + include(APPPATH.'config/foreign_chars.php'); + } + + if ( ! isset($foreign_characters) OR ! is_array($foreign_chars)) + { + return $str; + } } return preg_replace(array_keys($foreign_characters), array_values($foreign_characters), $str); @@ -391,25 +392,26 @@ if ( ! function_exists('convert_accented_characters')) /** * Word Wrap * - * Wraps text at the specified character. Maintains the integrity of words. + * Wraps text at the specified character. Maintains the integrity of words. * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor * will URLs. * - * @access public * @param string the text string - * @param integer the number of characters to wrap at + * @param int the number of characters to wrap at * @return string */ if ( ! function_exists('word_wrap')) { - function word_wrap($str, $charlim = '76') + function word_wrap($str, $charlim = 76) { - // Se the character limit + // Set the character limit if ( ! is_numeric($charlim)) + { $charlim = 76; + } // Reduce multiple spaces - $str = preg_replace("| +|", " ", $str); + $str = preg_replace('| +|', ' ', $str); // Standardize newlines if (strpos($str, "\r") !== FALSE) @@ -420,22 +422,22 @@ if ( ! function_exists('word_wrap')) // 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)) + if (preg_match_all('|(\{unwrap\}.+?\{/unwrap\})|s', $str, $matches)) { - for ($i = 0; $i < count($matches['0']); $i++) + for ($i = 0, $c = count($matches[0]); $i < $c; $i++) { - $unwrap[] = $matches['1'][$i]; - $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str); + $unwrap[] = $matches[1][$i]; + $str = str_replace($matches[1][$i], '{{unwrapped'.$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. + // 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 = ""; + $output = ''; foreach (explode("\n", $str) as $line) { // Is the line within the allowed character count? @@ -450,28 +452,26 @@ if ( ! function_exists('word_wrap')) while ((strlen($line)) > $charlim) { // If the over-length word is a URL we won't wrap it - if (preg_match("!\[url.+\]|://|wwww.!", $line)) + if (preg_match('!\[url.+\]|://|wwww.!', $line)) { break; } // Trim the word down - $temp .= substr($line, 0, $charlim-1); - $line = substr($line, $charlim-1); + $temp .= substr($line, 0, $charlim - 1); + $line = substr($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; + $output .= $temp."\n".$line."\n"; } else { - $output .= $line; + $output .= $line."\n"; } - - $output .= "\n"; } // Put our markers back @@ -479,14 +479,12 @@ if ( ! function_exists('word_wrap')) { foreach ($unwrap as $key => $val) { - $output = str_replace("{{unwrapped".$key."}}", $val, $output); + $output = str_replace('{{unwrapped'.$key.'}}', $val, $output); } } - // Remove the unwrap tags - $output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output); - - return $output; + // Remove the unwrap tags and return + return str_replace(array('{unwrap}', '{/unwrap}'), '', $output); } } @@ -497,11 +495,11 @@ if ( ! function_exists('word_wrap')) * * This function will strip tags from a string, split it at its max_length and ellipsize * - * @param string string to ellipsize - * @param integer 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 + * @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 */ if ( ! function_exists('ellipsize')) { @@ -517,7 +515,6 @@ if ( ! function_exists('ellipsize')) } $beg = substr($str, 0, floor($max_length * $position)); - $position = ($position > 1) ? 1 : $position; if ($position === 1) |