diff options
author | Mike Macgirvin <mike@macgirvin.com> | 2010-09-08 20:14:17 -0700 |
---|---|---|
committer | Mike Macgirvin <mike@macgirvin.com> | 2010-09-08 20:14:17 -0700 |
commit | ffb1997902facb36b78a7cfa522f41f2b3d71cda (patch) | |
tree | e9fe47acf26c5fd2c742677f2610b60d3008eb26 /library/HTMLPurifier/Filter.php | |
parent | b49858b038a0a05bbe7685929e88071d0e125538 (diff) | |
download | volse-hubzilla-ffb1997902facb36b78a7cfa522f41f2b3d71cda.tar.gz volse-hubzilla-ffb1997902facb36b78a7cfa522f41f2b3d71cda.tar.bz2 volse-hubzilla-ffb1997902facb36b78a7cfa522f41f2b3d71cda.zip |
mistpark 2.0 infrasturcture lands
Diffstat (limited to 'library/HTMLPurifier/Filter.php')
-rw-r--r-- | library/HTMLPurifier/Filter.php | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/library/HTMLPurifier/Filter.php b/library/HTMLPurifier/Filter.php new file mode 100644 index 000000000..9a0e7b09f --- /dev/null +++ b/library/HTMLPurifier/Filter.php @@ -0,0 +1,46 @@ +<?php + +/** + * Represents a pre or post processing filter on HTML Purifier's output + * + * Sometimes, a little ad-hoc fixing of HTML has to be done before + * it gets sent through HTML Purifier: you can use filters to acheive + * this effect. For instance, YouTube videos can be preserved using + * this manner. You could have used a decorator for this task, but + * PHP's support for them is not terribly robust, so we're going + * to just loop through the filters. + * + * Filters should be exited first in, last out. If there are three filters, + * named 1, 2 and 3, the order of execution should go 1->preFilter, + * 2->preFilter, 3->preFilter, purify, 3->postFilter, 2->postFilter, + * 1->postFilter. + * + * @note Methods are not declared abstract as it is perfectly legitimate + * for an implementation not to want anything to happen on a step + */ + +class HTMLPurifier_Filter +{ + + /** + * Name of the filter for identification purposes + */ + public $name; + + /** + * Pre-processor function, handles HTML before HTML Purifier + */ + public function preFilter($html, $config, $context) { + return $html; + } + + /** + * Post-processor function, handles HTML after HTML Purifier + */ + public function postFilter($html, $config, $context) { + return $html; + } + +} + +// vim: et sw=4 sts=4 |