/**
* Plugin register_setting() sanitize callback
*
* Validate and whitelist user-input data before updating Plugin
* Options in the database. Only whitelisted options are passed
* back to the database, and user-input data for all whitelisted
* options are sanitized.
*
* @link http://codex.wordpress.org/Data_Validation Codex Reference: Data Validation
*
* @param array $input Raw user-input data submitted via the Plugin Settings page
* @return array $input Sanitized user-input data passed to the database
*/
function cbnetdppp_options_validate($input)
{
// This is the "whitelist": current settings
$valid_input = cbnetdppp_get_options();
// Get the array of option parameters
$option_parameters = cbnetdppp_get_option_parameters();
// Get the array of option defaults
$option_defaults = cbnetdppp_get_option_defaults();
// Determine what type of submit was input
$submittype = !empty($input['reset']) ? 'reset' : 'submit';
// Loop through each setting
foreach ($option_defaults as $setting => $value) {
// If no option is selected, set the default
//$valid_input[$setting] = ( ! isset( $input[$setting] ) ? $option_defaults[$setting] : $input[$setting] );
// If submit, validate/sanitize $input
if ('submit' == $submittype) {
// Get the setting details from the defaults array
$optiondetails = $option_parameters[$setting];
// Get the array of valid options, if applicable
$valid_options = isset($optiondetails['valid_options']) ? $optiondetails['valid_options'] : false;
// Validate checkbox fields
if ('checkbox' == $optiondetails['type']) {
// If input value is set and is true, return true; otherwise return false
$valid_input[$setting] = isset($input[$setting]) && true == $input[$setting] ? true : false;
} else {
if ('radio' == $optiondetails['type']) {
// Only update setting if input value is in the list of valid options
$valid_input[$setting] = array_key_exists($input[$setting], $valid_options) ? $input[$setting] : $valid_input[$setting];
} else {
if ('select' == $optiondetails['type']) {
// Only update setting if input value is in the list of valid options
$valid_input[$setting] = array_key_exists($input[$setting], $valid_options) ? $input[$setting] : $valid_input[$setting];
} else {
if ('text' == $optiondetails['type'] || 'textarea' == $optiondetails['type']) {
// Validate no-HTML content
if ('nohtml' == $optiondetails['sanitize']) {
// Pass input data through the wp_filter_nohtml_kses filter
$valid_input[$setting] = wp_filter_nohtml_kses($input[$setting]);
}
// Validate HTML content
if ('html' == $optiondetails['sanitize']) {
// Pass input data through the wp_filter_kses filter
$valid_input[$setting] = wp_filter_kses($input[$setting]);
}
// Validate integer content
if ('integer' == $optiondetails['sanitize']) {
// Verify value is an integer
$valid_input[$setting] = is_int((int) $input[$setting]) ? $input[$setting] : $valid_input[$setting];
}
}
}
}
}
} elseif ('reset' == $submittype) {
// Set $setting to the default value
$valid_input[$setting] = $option_defaults[$setting];
}
}
return $valid_input;
}
/**
* Get cbnetdppp Plugin Options
*
* Array that holds all of the defined values
* for cbnetdppp Plugin options. If the user
* has not specified a value for a given Plugin
* option, then the option's default value is
* used instead.
*
* @uses cbnetdppp_get_option_defaults() defined in \functions\options.php
*
* @uses get_option()
* @uses wp_parse_args()
*
* @return array $cbnetdppp_options current values for all Plugin options
*/
function cbnetdppp_get_options()
{
// Get option default values
$default_options = cbnetdppp_get_option_defaults();
// Get user-configured option values
global $cbnetdppp_options;
// Use user-configured option value;
// if not defined, use the default value
$cbnetdppp_options = wp_parse_args(get_option('plugin_cbnetdppp_options', array()), $default_options);
// Return option values
return $cbnetdppp_options;
}
