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authorPierre Schmitz <pierre@archlinux.de>2008-08-15 01:29:47 +0200
committerPierre Schmitz <pierre@archlinux.de>2008-08-15 01:29:47 +0200
commit370e83bb0dfd0c70de268c93bf07ad5ee0897192 (patch)
tree491674f4c242e4d6ba0d04eafa305174c35a3391 /includes/StringUtils.php
parentf4debf0f12d0524d2b2427c55ea3f16b680fad97 (diff)
Update auf 1.13.0
Diffstat (limited to 'includes/StringUtils.php')
-rw-r--r--includes/StringUtils.php49
1 files changed, 29 insertions, 20 deletions
diff --git a/includes/StringUtils.php b/includes/StringUtils.php
index 374fb002..70d0bff1 100644
--- a/includes/StringUtils.php
+++ b/includes/StringUtils.php
@@ -4,14 +4,14 @@
*/
class StringUtils {
/**
- * Perform an operation equivalent to
+ * Perform an operation equivalent to
*
* preg_replace( "!$startDelim(.*?)$endDelim!", $replace, $subject );
*
* except that it's worst-case O(N) instead of O(N^2)
*
* Compared to delimiterReplace(), this implementation is fast but memory-
- * hungry and inflexible. The memory requirements are such that I don't
+ * hungry and inflexible. The memory requirements are such that I don't
* recommend using it on anything but guaranteed small chunks of text.
*/
static function hungryDelimiterReplace( $startDelim, $endDelim, $replace, $subject ) {
@@ -27,9 +27,9 @@ class StringUtils {
}
return $output;
}
-
+
/**
- * Perform an operation equivalent to
+ * Perform an operation equivalent to
*
* preg_replace_callback( "!$startDelim(.*)$endDelim!s$flags", $callback, $subject )
*
@@ -40,9 +40,9 @@ class StringUtils {
*/
# If the start delimiter ends with an initial substring of the end delimiter,
# e.g. in the case of C-style comments, the behaviour differs from the model
- # regex. In this implementation, the end must share no characters with the
- # start, so e.g. /*/ is not considered to be both the start and end of a
- # comment. /*/xy/*/ is considered to be a single comment with contents /xy/.
+ # regex. In this implementation, the end must share no characters with the
+ # start, so e.g. /*/ is not considered to be both the start and end of a
+ # comment. /*/xy/*/ is considered to be a single comment with contents /xy/.
static function delimiterReplaceCallback( $startDelim, $endDelim, $callback, $subject, $flags = '' ) {
$inputPos = 0;
$outputPos = 0;
@@ -53,13 +53,13 @@ class StringUtils {
$strcmp = strpos( $flags, 'i' ) === false ? 'strcmp' : 'strcasecmp';
$endLength = strlen( $endDelim );
$m = array();
-
- while ( $inputPos < strlen( $subject ) &&
- preg_match( "!($encStart)|($encEnd)!S$flags", $subject, $m, PREG_OFFSET_CAPTURE, $inputPos ) )
+
+ while ( $inputPos < strlen( $subject ) &&
+ preg_match( "!($encStart)|($encEnd)!S$flags", $subject, $m, PREG_OFFSET_CAPTURE, $inputPos ) )
{
$tokenOffset = $m[0][1];
if ( $m[1][0] != '' ) {
- if ( $foundStart &&
+ if ( $foundStart &&
$strcmp( $endDelim, substr( $subject, $tokenOffset, $endLength ) ) == 0 )
{
# An end match is present at the same location
@@ -112,13 +112,13 @@ class StringUtils {
}
/*
- * Perform an operation equivalent to
+ * Perform an operation equivalent to
*
* preg_replace( "!$startDelim(.*)$endDelim!$flags", $replace, $subject )
*
* @param string $startDelim Start delimiter regular expression
* @param string $endDelim End delimiter regular expression
- * @param string $replace Replacement string. May contain $1, which will be
+ * @param string $replace Replacement string. May contain $1, which will be
* replaced by the text between the delimiters
* @param string $subject String to search
* @return string The string with the matches replaced
@@ -138,10 +138,10 @@ class StringUtils {
*/
static function explodeMarkup( $separator, $text ) {
$placeholder = "\x00";
-
+
// Remove placeholder instances
$text = str_replace( $placeholder, '', $text );
-
+
// Replace instances of the separator inside HTML-like tags with the placeholder
$replacer = new DoubleReplacer( $separator, $placeholder );
$cleaned = StringUtils::delimiterReplaceCallback( '<', '>', $replacer->cb(), $text );
@@ -151,7 +151,7 @@ class StringUtils {
foreach( $items as $i => $str ) {
$items[$i] = str_replace( $placeholder, $separator, $str );
}
-
+
return $items;
}
@@ -170,7 +170,7 @@ class StringUtils {
}
/**
- * Base class for "replacers", objects used in preg_replace_callback() and
+ * Base class for "replacers", objects used in preg_replace_callback() and
* StringUtils::delimiterReplaceCallback()
*/
class Replacer {
@@ -207,7 +207,7 @@ class DoubleReplacer extends Replacer {
$this->to = $to;
$this->index = $index;
}
-
+
function replace( $matches ) {
return str_replace( $this->from, $this->to, $matches[$this->index] );
}
@@ -283,6 +283,17 @@ class ReplacementArray {
$this->fss = false;
}
+ function removePair( $from ) {
+ unset($this->data[$from]);
+ $this->fss = false;
+ }
+
+ function removeArray( $data ) {
+ foreach( $data as $from => $to )
+ $this->removePair( $from );
+ $this->fss = false;
+ }
+
function replace( $subject ) {
if ( function_exists( 'fss_prep_replace' ) ) {
wfProfileIn( __METHOD__.'-fss' );
@@ -299,5 +310,3 @@ class ReplacementArray {
return $result;
}
}
-
-