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-rwxr-xr-xsystem/core/Output.php35
1 files changed, 34 insertions, 1 deletions
diff --git a/system/core/Output.php b/system/core/Output.php
index 55a505c34..bb39a7f31 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -582,12 +582,45 @@ class CI_Output {
switch ($type)
{
case 'html':
+
+ // Keep track of <pre> tags as they were before processing.
+ // We'll want to return them to this state later.
+ preg_match_all('{<pre.+</pre>}msU',$output,$pres_clean);
+
+ // Keep track of <pre> tags as they were before processing.
+ // We'll want to return them to this state later.
+ preg_match_all('{<style.+</style>}msU',$output,$style_clean);
+ // Run <style> content through CSS minifier
+ foreach ($style_clean[0] as $s)
+ {
+ $output = str_replace($s, $this->minify($s,'css'), $output);
+ }
+
// Replaces multiple spaces with a single space.
- $output = preg_replace('!\s{2,}!',' ',$output);
+ $output = preg_replace('!\s{2,}!',"\n",$output);
+
+ $output = preg_replace('{\s*(</?(html|head|title|meta|script|link|style|body|h[1-6]|div|p|br).*>)\s*}', '$1', $output);
+
+ // Get the mangled <pre> tags...
+ preg_match_all('{<pre.+</pre>}msU',$output,$pres_messed);
+
+ // Replace mangled <pre> tags with unprocessed <pre>s
+ $output = str_replace($pres_messed[0],$pres_clean[0],$output);
// ...
break;
+
+
+ case 'css':
+
+ // Remove spaces around curly brackets
+ $output = preg_replace('!\s*(:|;|}|{)\s*!','$1',$output);
+
+ // Replace spaces with line breaks to limit line lengths
+ $output = preg_replace('!\s+!',"\n",$output);
+
+ break;
}
return $output;