From d110fb0d68e5a037b6db151d7bfd4881c48ccdec Mon Sep 17 00:00:00 2001 From: Christopher Smith Date: Mon, 18 Feb 2013 15:51:06 +0000 Subject: FS#2722 add settings_regex class, use it for hidepages --- lib/plugins/config/settings/config.class.php | 37 ++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) (limited to 'lib/plugins/config/settings/config.class.php') diff --git a/lib/plugins/config/settings/config.class.php b/lib/plugins/config/settings/config.class.php index ec5f73fa5..bbb25b695 100644 --- a/lib/plugins/config/settings/config.class.php +++ b/lib/plugins/config/settings/config.class.php @@ -1081,3 +1081,40 @@ if (!class_exists('setting_multicheckbox')) { } } } + +if (!class_exists('setting_regex')){ + class setting_regex extends setting_string { + + var $_delimiter = '/'; // regex delimiter to be used in testing input + var $_pregflags = 'ui'; // regex pattern modifiers to be used in testing input + + /** + * update changed setting with user provided value $input + * - if changed value fails error check, save it to $this->_input (to allow echoing later) + * - if changed value passes error check, set $this->_local to the new value + * + * @param mixed $input the new value + * @return boolean true if changed, false otherwise (incl. on error) + */ + function update($input) { + + // let parent do basic checks, value, not changed, etc. + $local = $this->_local; + if (!parent::update($input)) return false; + $this->_local = $local; + + // see if the regex compiles and runs (we don't check for effectiveness) + $regex = $this->_delimiter . $input . $this->_delimiter . $this->_pregflags; + $lastError = error_get_last(); + $ok = @preg_match($regex,'testdata'); + if (preg_last_error() != PREG_NO_ERROR || error_get_last() != $lastError) { + $this->_input = $input; + $this->_error = true; + return false; + } + + $this->_local = $input; + return true; + } + } +} \ No newline at end of file -- cgit v1.2.3