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authorCraig Andrews <candrews@integralblue.com>2009-08-25 16:41:44 -0400
committerCraig Andrews <candrews@integralblue.com>2009-08-25 16:41:44 -0400
commit31329c33aee7f3d4b5c1dd80f32fcd45e7877850 (patch)
treeaba8e584aced627f285268aaae381629910ff099 /lib
parent8cd474e985fcce754f435b8b8fa84c33a9d623e7 (diff)
Handle grouping symbols ()[]{} correctly. Now passing all tests!
Diffstat (limited to 'lib')
-rw-r--r--lib/util.php50
1 files changed, 43 insertions, 7 deletions
diff --git a/lib/util.php b/lib/util.php
index d4e2841cd..29eb6cbbc 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -445,7 +445,7 @@ function common_replace_urls_callback($text, $callback, $notice_id = null) {
'(?:/[\pN\pL$\[\]\,\!\(\)\.\-\_\+\/\=\&\;]*)?'. // /path
'(?:\?[\pN\pL\$\[\]\,\!\(\)\.\-\_\+\/\=\&\;\/]*)?'. // ?query string
'(?:\#[\pN\pL$\[\]\,\!\(\)\.\-\_\+\/\=\&\;\/\?\#]*)?'. // #fragment
- ')(?<![\?\.\,\#\)\]\,])'.
+ ')(?<![\?\.\,\#\,])'.
')'.
'#ixu';
preg_match_all($regex,$text,$matches);
@@ -454,16 +454,52 @@ function common_replace_urls_callback($text, $callback, $notice_id = null) {
}
function callback_helper($matches, $callback, $notice_id) {
- $pos = strpos($matches[0],$matches['url']);
- $left = substr($matches[0],0,$pos);
- $right = substr($matches[0],$pos+strlen($matches['url']));
+ $url=$matches['url'];
+ $left = strpos($matches[0],$url);
+ $right = $left+strlen($url);
+
+ $groupSymbolSets=array(
+ array(
+ 'left'=>'(',
+ 'right'=>')'
+ ),
+ array(
+ 'left'=>'[',
+ 'right'=>']'
+ ),
+ array(
+ 'left'=>'{',
+ 'right'=>'}'
+ )
+ );
+ $cannotEndWith=array('.','?',',','#');
+ $original_url=$url;
+ do{
+ $original_url=$url;
+ foreach($groupSymbolSets as $groupSymbolSet){
+ if(substr($url,-1)==$groupSymbolSet['right']){
+ $group_left_count = substr_count($url,$groupSymbolSet['left']);
+ $group_right_count = substr_count($url,$groupSymbolSet['right']);
+ if($group_left_count<$group_right_count){
+ $right-=1;
+ $url=substr($url,0,-1);
+ }
+ }
+ }
+ if(in_array(substr($url,-1),$cannotEndWith)){
+ $right-=1;
+ $url=substr($url,0,-1);
+ }
+ }while($original_url!=$url);
+
+
if(empty($notice_id)){
- $result = call_user_func_array($callback,$matches['url']);
+ $result = call_user_func_array($callback,$url);
}else{
- $result = call_user_func_array($callback, array($matches['url'],$notice_id) );
+ $result = call_user_func_array($callback, array($url,$notice_id) );
}
- return $left . $result . $right;
+ return substr($matches[0],0,$left) . $result . substr($matches[0],$right);
}
function curry($fn) {