Cleanup of stray spaces and tabs
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index b85e2aa..8bc1cd5 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -37,7 +37,7 @@
* @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 = '…')
@@ -46,18 +46,18 @@
{
return $str;
}
-
+
preg_match('/^\s*+(?:\S++\s*+){1,'.(int) $limit.'}/', $str, $matches);
-
+
if (strlen($str) == strlen($matches[0]))
{
$end_char = '';
}
-
+
return rtrim($matches[0]).$end_char;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -71,7 +71,7 @@
* @param integer
* @param string the end character. Usually an ellipsis
* @return string
- */
+ */
if ( ! function_exists('character_limiter'))
{
function character_limiter($str, $n = 500, $end_char = '…')
@@ -80,28 +80,28 @@
{
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)
{
$out = trim($out);
return (strlen($out) == strlen($str)) ? $out : $out.$end_char;
- }
+ }
}
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -112,21 +112,21 @@
* @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)
- {
+ $count = 1;
+ $out = '';
+ $temp = array();
+
+ for ($i = 0, $s = strlen($str); $i < $s; $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
@@ -136,33 +136,33 @@
$out .= '&#'.array_shift($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) + ($temp['1'] % 64);
+ }
+ else
+ {
+ if (count($temp) == 0)
+ {
+ $count = ($ordinal < 224) ? 2 : 3;
+ }
- $out .= '&#'.$number.';';
- $count = 1;
- $temp = array();
- }
- }
- }
+ $temp[] = $ordinal;
- return $out;
+ if (count($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 $out;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -174,51 +174,51 @@
* @param string
* @param bool
* @return string
- */
+ */
if ( ! function_exists('entities_to_ascii'))
{
function entities_to_ascii($str, $all = TRUE)
{
- if (preg_match_all('/\&#(\d+)\;/', $str, $matches))
- {
- for ($i = 0, $s = count($matches['0']); $i < $s; $i++)
- {
- $digits = $matches['1'][$i];
+ if (preg_match_all('/\&#(\d+)\;/', $str, $matches))
+ {
+ for ($i = 0, $s = count($matches['0']); $i < $s; $i++)
+ {
+ $digits = $matches['1'][$i];
- $out = '';
+ $out = '';
- if ($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));
- }
+ if ($digits < 128)
+ {
+ $out .= chr($digits);
- $str = str_replace($matches['0'][$i], $out, $str);
- }
- }
+ }
+ elseif ($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));
+ }
- if ($all)
- {
- $str = str_replace(array("&", "<", ">", """, "'", "-"),
- array("&","<",">","\"", "'", "-"),
- $str);
- }
+ $str = str_replace($matches['0'][$i], $out, $str);
+ }
+ }
- return $str;
+ if ($all)
+ {
+ $str = str_replace(array("&", "<", ">", """, "'", "-"),
+ array("&","<",">","\"", "'", "-"),
+ $str);
+ }
+
+ return $str;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -233,7 +233,7 @@
* @param string the array of censoered words
* @param string the optional replacement value
* @return string
- */
+ */
if ( ! function_exists('word_censor'))
{
function word_censor($str, $censored, $replacement = '')
@@ -242,8 +242,8 @@
{
return $str;
}
-
- $str = ' '.$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
@@ -263,10 +263,10 @@
}
}
- return trim($str);
+ return trim($str);
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -277,26 +277,26 @@
* @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>'),
+
+ $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!
+ // All the magic happens here, baby!
$str = highlight_string($str, TRUE);
// Prior to PHP 5, the highligh function used icky <font> tags
@@ -307,20 +307,20 @@
$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 $str;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -334,7 +334,7 @@
* @param string the openging tag to precede the phrase with
* @param string the closing tag to end the phrase with
* @return string
- */
+ */
if ( ! function_exists('highlight_phrase'))
{
function highlight_phrase($str, $phrase, $tag_open = '<strong>', $tag_close = '</strong>')
@@ -343,7 +343,7 @@
{
return '';
}
-
+
if ($phrase != '')
{
return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str);
@@ -361,7 +361,7 @@
* @access public
* @param string the text string
* @return string
- */
+ */
if ( ! function_exists('convert_accented_characters'))
{
function convert_accented_characters($match)
@@ -370,16 +370,16 @@
{
return $match;
}
-
+
include APPPATH.'config/foreign_chars'.EXT;
-
+
if ( ! isset($foreign_characters))
{
return $match;
}
-
+
$ord = ord($match['1']);
-
+
if (isset($foreign_characters[$ord]))
{
return $foreign_characters[$ord];
@@ -390,7 +390,7 @@
}
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -404,7 +404,7 @@
* @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, $charlim = '76')
@@ -412,47 +412,47 @@
// Se the character limit
if ( ! is_numeric($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);
+ $str = str_replace(array("\r\n", "\r"), "\n", $str);
}
-
- // If the current word is surrounded by {unwrap} tags we'll
+
+ // 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];
+ $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
+
+ // 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)
+ 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";
+ $output .= $line."\n";
continue;
}
-
+
$temp = '';
- while((strlen($line)) > $charlim)
+ while((strlen($line)) > $charlim)
{
// If the over-length word is a URL we won't wrap it
if (preg_match("!\[url.+\]|://|wwww.!", $line))
@@ -464,12 +464,12 @@
$temp .= substr($line, 0, $charlim-1);
$line = substr($line, $charlim-1);
}
-
- // If $temp contains data it means we had to split up an over-length
+
+ // 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;
}
else
{
@@ -481,7 +481,7 @@
// Put our markers back
if (count($unwrap) > 0)
- {
+ {
foreach ($unwrap as $key => $val)
{
$output = str_replace("{{unwrapped".$key."}}", $val, $output);
@@ -491,10 +491,10 @@
// Remove the unwrap tags
$output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output);
- return $output;
+ return $output;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -502,10 +502,10 @@
*
* This function will strip tags from a string, split it at its max_length and ellipsize
*
- * @param string string to 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 '...'
+ * @param string ellipsis ; Default '...'
* @return string ellipsized string
*/
if ( ! function_exists('ellipsize'))
@@ -534,7 +534,7 @@
$end = substr($str, -($max_length - strlen($beg)));
}
- return $beg.$ellipsis.$end;
+ return $beg.$ellipsis.$end;
}
}