-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');\r
-/**\r
- * CodeIgniter\r
- *\r
- * An open source application development framework for PHP 4.3.2 or newer\r
- *\r
- * @package CodeIgniter\r
- * @author ExpressionEngine Dev Team\r
- * @copyright Copyright (c) 2008, EllisLab, Inc.\r
- * @license http://codeigniter.com/user_guide/license.html\r
- * @link http://codeigniter.com\r
- * @since Version 1.0\r
- * @filesource\r
- */\r
-\r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * CodeIgniter Text Helpers\r
- *\r
- * @package CodeIgniter\r
- * @subpackage Helpers\r
- * @category Helpers\r
- * @author ExpressionEngine Dev Team\r
- * @link http://codeigniter.com/user_guide/helpers/text_helper.html\r
- */\r
-\r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Word Limiter\r
- *\r
- * Limits a string to X number of words.\r
- *\r
- * @access public\r
- * @param string\r
- * @param integer\r
- * @param string the end character. Usually an ellipsis\r
- * @return string\r
- */ \r
-if ( ! function_exists('word_limiter'))\r
-{\r
- function word_limiter($str, $limit = 100, $end_char = '…')\r
- {\r
- if (trim($str) == '')\r
- {\r
- return $str;\r
- }\r
- \r
- preg_match('/^\s*+(?:\S++\s*+){1,'.(int) $limit.'}/', $str, $matches);\r
- \r
- if (strlen($str) == strlen($matches[0]))\r
- {\r
- $end_char = '';\r
- }\r
- \r
- return rtrim($matches[0]).$end_char;\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Character Limiter\r
- *\r
- * Limits the string based on the character count. Preserves complete words\r
- * so the character count may not be exactly as specified.\r
- *\r
- * @access public\r
- * @param string\r
- * @param integer\r
- * @param string the end character. Usually an ellipsis\r
- * @return string\r
- */ \r
-if ( ! function_exists('character_limiter'))\r
-{\r
- function character_limiter($str, $n = 500, $end_char = '…')\r
- {\r
- if (strlen($str) < $n)\r
- {\r
- return $str;\r
- }\r
- \r
- $str = preg_replace("/\s+/", ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str));\r
-\r
- if (strlen($str) <= $n)\r
- {\r
- return $str;\r
- }\r
- \r
- $out = "";\r
- foreach (explode(' ', trim($str)) as $val)\r
- {\r
- $out .= $val.' '; \r
- if (strlen($out) >= $n)\r
- {\r
- return trim($out).$end_char;\r
- } \r
- }\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * High ASCII to Entities\r
- *\r
- * Converts High ascii text and MS Word special characters to character entities\r
- *\r
- * @access public\r
- * @param string\r
- * @return string\r
- */ \r
-if ( ! function_exists('ascii_to_entities'))\r
-{\r
- function ascii_to_entities($str)\r
- {\r
- $count = 1;\r
- $out = '';\r
- $temp = array();\r
- \r
- for ($i = 0, $s = strlen($str); $i < $s; $i++)\r
- {\r
- $ordinal = ord($str[$i]);\r
- \r
- if ($ordinal < 128)\r
- {\r
- $out .= $str[$i];\r
- }\r
- else\r
- {\r
- if (count($temp) == 0)\r
- {\r
- $count = ($ordinal < 224) ? 2 : 3;\r
- }\r
- \r
- $temp[] = $ordinal;\r
- \r
- if (count($temp) == $count)\r
- {\r
- $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64);\r
-\r
- $out .= '&#'.$number.';';\r
- $count = 1;\r
- $temp = array();\r
- }\r
- }\r
- }\r
-\r
- return $out;\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Entities to ASCII\r
- *\r
- * Converts character entities back to ASCII\r
- *\r
- * @access public\r
- * @param string\r
- * @param bool\r
- * @return string\r
- */ \r
-if ( ! function_exists('entities_to_ascii'))\r
-{\r
- function entities_to_ascii($str, $all = TRUE)\r
- {\r
- if (preg_match_all('/\&#(\d+)\;/', $str, $matches))\r
- {\r
- for ($i = 0, $s = count($matches['0']); $i < $s; $i++)\r
- { \r
- $digits = $matches['1'][$i];\r
-\r
- $out = '';\r
-\r
- if ($digits < 128)\r
- {\r
- $out .= chr($digits);\r
- \r
- }\r
- elseif ($digits < 2048)\r
- {\r
- $out .= chr(192 + (($digits - ($digits % 64)) / 64));\r
- $out .= chr(128 + ($digits % 64));\r
- }\r
- else\r
- {\r
- $out .= chr(224 + (($digits - ($digits % 4096)) / 4096));\r
- $out .= chr(128 + ((($digits % 4096) - ($digits % 64)) / 64));\r
- $out .= chr(128 + ($digits % 64));\r
- }\r
-\r
- $str = str_replace($matches['0'][$i], $out, $str); \r
- }\r
- }\r
-\r
- if ($all)\r
- {\r
- $str = str_replace(array("&", "<", ">", """, "'", "-"),\r
- array("&","<",">","\"", "'", "-"),\r
- $str);\r
- }\r
-\r
- return $str;\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Word Censoring Function\r
- *\r
- * Supply a string and an array of disallowed words and any\r
- * matched words will be converted to #### or to the replacement\r
- * word you've submitted.\r
- *\r
- * @access public\r
- * @param string the text string\r
- * @param string the array of censoered words\r
- * @param string the optional replacement value\r
- * @return string\r
- */ \r
-if ( ! function_exists('word_censor'))\r
-{\r
- function word_censor($str, $censored, $replacement = '')\r
- {\r
- if ( ! is_array($censored))\r
- {\r
- return $str;\r
- }\r
-\r
- $str = ' '.$str.' ';\r
- foreach ($censored as $badword)\r
- {\r
- if ($replacement != '')\r
- {\r
- $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")\b/i", $replacement, $str);\r
- }\r
- else\r
- {\r
- $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")\b/ie", "str_repeat('#', strlen('\\1'))", $str);\r
- }\r
- }\r
- \r
- return trim($str);\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Code Highlighter\r
- *\r
- * Colorizes code strings\r
- *\r
- * @access public\r
- * @param string the text string\r
- * @return string\r
- */ \r
-if ( ! function_exists('highlight_code'))\r
-{\r
- function highlight_code($str)\r
- { \r
- // The highlight string function encodes and highlights\r
- // brackets so we need them to start raw\r
- $str = str_replace(array('<', '>'), array('<', '>'), $str);\r
- \r
- // Replace any existing PHP tags to temporary markers so they don't accidentally\r
- // break the string out of PHP, and thus, thwart the highlighting.\r
- \r
- $str = str_replace(array('<?', '?>', '<%', '%>', '\\', '</script>'), \r
- array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), $str);\r
-\r
- // The highlight_string function requires that the text be surrounded\r
- // by PHP tags, which we will remove later\r
- $str = '<?php '.$str.' ?>'; // <?\r
-\r
- // All the magic happens here, baby! \r
- $str = highlight_string($str, TRUE);\r
-\r
- // Prior to PHP 5, the highligh function used icky <font> tags\r
- // so we'll replace them with <span> tags.\r
-\r
- if (abs(PHP_VERSION) < 5)\r
- {\r
- $str = str_replace(array('<font ', '</font>'), array('<span ', '</span>'), $str);\r
- $str = preg_replace('#color="(.*?)"#', 'style="color: \\1"', $str);\r
- }\r
- \r
- // Remove our artificially added PHP, and the syntax highlighting that came with it\r
- $str = preg_replace('/<span style="color: #([A-Z0-9]+)"><\?php( | )/i', '<span style="color: #$1">', $str);\r
- $str = preg_replace('/(<span style="color: #[A-Z0-9]+">.*?)\?><\/span>\n<\/span>\n<\/code>/is', "$1</span>\n</span>\n</code>", $str);\r
- $str = preg_replace('/<span style="color: #[A-Z0-9]+"\><\/span>/i', '', $str);\r
- \r
- // Replace our markers back to PHP tags.\r
- $str = str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'),\r
- array('<?', '?>', '<%', '%>', '\\', '</script>'), $str);\r
- \r
- return $str;\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Phrase Highlighter\r
- *\r
- * Highlights a phrase within a text string\r
- *\r
- * @access public\r
- * @param string the text string\r
- * @param string the phrase you'd like to highlight\r
- * @param string the openging tag to precede the phrase with\r
- * @param string the closing tag to end the phrase with\r
- * @return string\r
- */ \r
-if ( ! function_exists('highlight_phrase'))\r
-{\r
- function highlight_phrase($str, $phrase, $tag_open = '<strong>', $tag_close = '</strong>')\r
- {\r
- if ($str == '')\r
- {\r
- return '';\r
- }\r
- \r
- if ($phrase != '')\r
- {\r
- return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str);\r
- }\r
-\r
- return $str;\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Word Wrap\r
- *\r
- * Wraps text at the specified character. Maintains the integrity of words.\r
- * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor\r
- * will URLs.\r
- *\r
- * @access public\r
- * @param string the text string\r
- * @param integer the number of characters to wrap at\r
- * @return string\r
- */ \r
-if ( ! function_exists('word_wrap'))\r
-{\r
- function word_wrap($str, $charlim = '76')\r
- {\r
- // Se the character limit\r
- if ( ! is_numeric($charlim))\r
- $charlim = 76;\r
- \r
- // Reduce multiple spaces\r
- $str = preg_replace("| +|", " ", $str);\r
- \r
- // Standardize newlines\r
- if (strpos($str, "\r") !== FALSE)\r
- {\r
- $str = str_replace(array("\r\n", "\r"), "\n", $str); \r
- }\r
- \r
- // If the current word is surrounded by {unwrap} tags we'll \r
- // strip the entire chunk and replace it with a marker.\r
- $unwrap = array();\r
- if (preg_match_all("|(\{unwrap\}.+?\{/unwrap\})|s", $str, $matches))\r
- {\r
- for ($i = 0; $i < count($matches['0']); $i++)\r
- {\r
- $unwrap[] = $matches['1'][$i]; \r
- $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str);\r
- }\r
- }\r
- \r
- // Use PHP's native function to do the initial wordwrap. \r
- // We set the cut flag to FALSE so that any individual words that are \r
- // too long get left alone. In the next step we'll deal with them.\r
- $str = wordwrap($str, $charlim, "\n", FALSE);\r
- \r
- // Split the string into individual lines of text and cycle through them\r
- $output = "";\r
- foreach (explode("\n", $str) as $line) \r
- {\r
- // Is the line within the allowed character count?\r
- // If so we'll join it to the output and continue\r
- if (strlen($line) <= $charlim)\r
- {\r
- $output .= $line."\n"; \r
- continue;\r
- }\r
- \r
- $temp = '';\r
- while((strlen($line)) > $charlim) \r
- {\r
- // If the over-length word is a URL we won't wrap it\r
- if (preg_match("!\[url.+\]|://|wwww.!", $line))\r
- {\r
- break;\r
- }\r
-\r
- // Trim the word down\r
- $temp .= substr($line, 0, $charlim-1);\r
- $line = substr($line, $charlim-1);\r
- }\r
- \r
- // If $temp contains data it means we had to split up an over-length \r
- // word into smaller chunks so we'll add it back to our current line\r
- if ($temp != '')\r
- {\r
- $output .= $temp . "\n" . $line; \r
- }\r
- else\r
- {\r
- $output .= $line;\r
- }\r
-\r
- $output .= "\n";\r
- }\r
-\r
- // Put our markers back\r
- if (count($unwrap) > 0)\r
- { \r
- foreach ($unwrap as $key => $val)\r
- {\r
- $output = str_replace("{{unwrapped".$key."}}", $val, $output);\r
- }\r
- }\r
-\r
- // Remove the unwrap tags\r
- $output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output);\r
-\r
- return $output; \r
- }\r
-}\r
-\r
-\r
-/* End of file text_helper.php */\r
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package CodeIgniter
+ * @author ExpressionEngine Dev Team
+ * @copyright Copyright (c) 2008, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Text Helpers
+ *
+ * @package CodeIgniter
+ * @subpackage Helpers
+ * @category Helpers
+ * @author ExpressionEngine Dev Team
+ * @link http://codeigniter.com/user_guide/helpers/text_helper.html
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Word Limiter
+ *
+ * Limits a string to X number of words.
+ *
+ * @access public
+ * @param string
+ * @param integer
+ * @param string the end character. Usually an ellipsis
+ * @return string
+ */
+if ( ! function_exists('word_limiter'))
+{
+ function word_limiter($str, $limit = 100, $end_char = '…')
+ {
+ if (trim($str) == '')
+ {
+ return $str;
+ }
+
+ preg_match('/^\s*+(?:\S++\s*+){1,'.(int) $limit.'}/', $str, $matches);
+
+ if (strlen($str) == strlen($matches[0]))
+ {
+ $end_char = '';
+ }
+
+ return rtrim($matches[0]).$end_char;
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Character Limiter
+ *
+ * Limits the string based on the character count. Preserves complete words
+ * so the character count may not be exactly as specified.
+ *
+ * @access public
+ * @param string
+ * @param integer
+ * @param string the end character. Usually an ellipsis
+ * @return string
+ */
+if ( ! function_exists('character_limiter'))
+{
+ function character_limiter($str, $n = 500, $end_char = '…')
+ {
+ if (strlen($str) < $n)
+ {
+ return $str;
+ }
+
+ $str = preg_replace("/\s+/", ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str));
+
+ if (strlen($str) <= $n)
+ {
+ return $str;
+ }
+
+ $out = "";
+ foreach (explode(' ', trim($str)) as $val)
+ {
+ $out .= $val.' ';
+ if (strlen($out) >= $n)
+ {
+ return trim($out).$end_char;
+ }
+ }
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * High ASCII to Entities
+ *
+ * Converts High ascii text and MS Word special characters to character entities
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('ascii_to_entities'))
+{
+ function ascii_to_entities($str)
+ {
+ $count = 1;
+ $out = '';
+ $temp = array();
+
+ for ($i = 0, $s = strlen($str); $i < $s; $i++)
+ {
+ $ordinal = ord($str[$i]);
+
+ if ($ordinal < 128)
+ {
+ $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();
+ }
+ }
+ }
+
+ return $out;
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Entities to ASCII
+ *
+ * Converts character entities back to ASCII
+ *
+ * @access public
+ * @param string
+ * @param bool
+ * @return string
+ */
+if ( ! function_exists('entities_to_ascii'))
+{
+ function entities_to_ascii($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));
+ $out .= chr(128 + ($digits % 64));
+ }
+ else
+ {
+ $out .= chr(224 + (($digits - ($digits % 4096)) / 4096));
+ $out .= chr(128 + ((($digits % 4096) - ($digits % 64)) / 64));
+ $out .= chr(128 + ($digits % 64));
+ }
+
+ $str = str_replace($matches['0'][$i], $out, $str);
+ }
+ }
+
+ if ($all)
+ {
+ $str = str_replace(array("&", "<", ">", """, "'", "-"),
+ array("&","<",">","\"", "'", "-"),
+ $str);
+ }
+
+ return $str;
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Word Censoring Function
+ *
+ * Supply a string and an array of disallowed words and any
+ * matched words will be converted to #### or to the replacement
+ * word you've submitted.
+ *
+ * @access public
+ * @param string the text string
+ * @param string the array of censoered words
+ * @param string the optional replacement value
+ * @return string
+ */
+if ( ! function_exists('word_censor'))
+{
+ function word_censor($str, $censored, $replacement = '')
+ {
+ if ( ! is_array($censored))
+ {
+ return $str;
+ }
+
+ $str = ' '.$str.' ';
+ foreach ($censored as $badword)
+ {
+ if ($replacement != '')
+ {
+ $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")\b/i", $replacement, $str);
+ }
+ else
+ {
+ $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")\b/ie", "str_repeat('#', strlen('\\1'))", $str);
+ }
+ }
+
+ return trim($str);
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Code Highlighter
+ *
+ * Colorizes code strings
+ *
+ * @access public
+ * @param string the text string
+ * @return string
+ */
+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'), $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);
+
+ // Prior to PHP 5, the highligh function used icky <font> tags
+ // so we'll replace them with <span> tags.
+
+ if (abs(PHP_VERSION) < 5)
+ {
+ $str = str_replace(array('<font ', '</font>'), array('<span ', '</span>'), $str);
+ $str = preg_replace('#color="(.*?)"#', 'style="color: \\1"', $str);
+ }
+
+ // 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);
+
+ // Replace our markers back to PHP tags.
+ $str = str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'),
+ array('<?', '?>', '<%', '%>', '\\', '</script>'), $str);
+
+ return $str;
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Phrase Highlighter
+ *
+ * Highlights a phrase within a text string
+ *
+ * @access public
+ * @param string the text string
+ * @param string the phrase you'd like to highlight
+ * @param string the openging tag to precede the phrase with
+ * @param string the closing tag to end the phrase with
+ * @return string
+ */
+if ( ! function_exists('highlight_phrase'))
+{
+ function highlight_phrase($str, $phrase, $tag_open = '<strong>', $tag_close = '</strong>')
+ {
+ if ($str == '')
+ {
+ return '';
+ }
+
+ if ($phrase != '')
+ {
+ return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str);
+ }
+
+ return $str;
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Word Wrap
+ *
+ * Wraps text at the specified character. Maintains the integrity of words.
+ * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor
+ * will URLs.
+ *
+ * @access public
+ * @param string the text string
+ * @param integer the number of characters to wrap at
+ * @return string
+ */
+if ( ! function_exists('word_wrap'))
+{
+ function word_wrap($str, $charlim = '76')
+ {
+ // Se the character limit
+ if ( ! is_numeric($charlim))
+ $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; $i < count($matches['0']); $i++)
+ {
+ $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.
+ $str = wordwrap($str, $charlim, "\n", FALSE);
+
+ // Split the string into individual lines of text and cycle through them
+ $output = "";
+ foreach (explode("\n", $str) as $line)
+ {
+ // Is the line within the allowed character count?
+ // If so we'll join it to the output and continue
+ if (strlen($line) <= $charlim)
+ {
+ $output .= $line."\n";
+ continue;
+ }
+
+ $temp = '';
+ while((strlen($line)) > $charlim)
+ {
+ // If the over-length word is a URL we won't wrap it
+ if (preg_match("!\[url.+\]|://|wwww.!", $line))
+ {
+ break;
+ }
+
+ // Trim the word down
+ $temp .= substr($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;
+ }
+ else
+ {
+ $output .= $line;
+ }
+
+ $output .= "\n";
+ }
+
+ // Put our markers back
+ if (count($unwrap) > 0)
+ {
+ foreach ($unwrap as $key => $val)
+ {
+ $output = str_replace("{{unwrapped".$key."}}", $val, $output);
+ }
+ }
+
+ // Remove the unwrap tags
+ $output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output);
+
+ return $output;
+ }
+}
+
+
+/* End of file text_helper.php */