/**
* Get Testimonial Basics Plugin Options
*
* Array that holds all of the defined values
* for Testimonial Basics Plugin Options. If the user
* has not specified a value for a given Theme
* option, then the option's default value is
* used instead.
*
* @uses katb_get_option_defaults() defined below
*
* @return array $katb_options current values for all Theme options
*/
function katb_get_options()
{
// Get the option defaults
$katb_option_defaults = katb_get_option_defaults();
// Globalize the variable that holds the Theme options
global $katb_options;
// Parse the stored options with the defaults
$katb_options = wp_parse_args(get_option('katb_testimonial_basics_options', array()), $katb_option_defaults);
// Return the parsed array
//var_dump($katb_options);
//wp_die();
return $katb_options;
}
/**
* Plugin register_setting() sanitize callback
*
* Validate and whitelist user-input data before updating Theme
* 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 Theme Settings page
*
* @uses katb_get_options(); found in /includes/katb_functions.php
* @uses katb_get_settings_by_tab() found in this file
* @uses katb_get_option_parameters() found in this file
* @uses katb_get_option_defaults() found in this file
* @uses katb_get_settings_page_tabs() found in this file
*
* @return $valid_input Sanitized user-input data passed to the database
*/
function katb_validate_options($input)
{
// This is the "whitelist": current settings
$valid_input = katb_get_options();
// Get the array of Theme settings, by Settings Page tab
$settingsbytab = katb_get_settings_by_tab();
// Get the array of option parameters
$option_parameters = katb_get_option_parameters();
// Get the array of option defaults
$option_defaults = katb_get_option_defaults();
// Get list of tabs
$tabs = katb_get_settings_page_tabs();
//array for possible errors
$katb_input_error = array();
// Determine what type of submit was input
$submittype = 'submit';
foreach ($tabs as $tab) {
$resetname = 'reset-' . $tab['name'];
if (!empty($input[$resetname])) {
$submittype = 'reset';
}
}
// Determine what tab was input
$submittab = 'general';
foreach ($tabs as $tab) {
$submitname = 'submit-' . $tab['name'];
$resetname = 'reset-' . $tab['name'];
if (!empty($input[$submitname]) || !empty($input[$resetname])) {
$submittab = $tab['name'];
}
}
// Get settings by tab
$tabsettings = $settingsbytab[$submittab];
// Loop through each tab setting
foreach ($tabsettings as $setting) {
// 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['class']) {
// Pass input data through the wp_filter_nohtml_kses filter
$valid_input[$setting] = wp_filter_nohtml_kses($input[$setting]);
} else {
if ('html' == $optiondetails['class']) {
// Pass input data through the wp_filter_kses filter
$valid_input[$setting] = wp_filter_post_kses($input[$setting]);
} else {
if ('url' == $optiondetails['class'] || 'img' == $optiondetails['class']) {
//eliminate invalid and dangerous characters
$valid_input[$setting] = esc_url($valid_input[$setting]);
} else {
if ('email' == $optiondetails['class']) {
if ($valid_input[$setting] !== '') {
$valid_input[$setting] = sanitize_email($valid_input[$setting]);
if ($valid_input[$setting] == '') {
add_settings_error($setting, 'katb_email_error', 'Please enter a valid e-mail - blank returned', 'error');
}
}
if ($valid_input[$setting] !== '' && !is_email($valid_input[$setting])) {
$valid_input[$setting] = '';
add_settings_error($setting, 'katb_email_error', 'Please enter a valid e-mail - blank returned', 'error');
}
} else {
if ('ka_color' == $optiondetails['class']) {
$valid_input[$setting] = trim($valid_input[$setting]);
// trim whitespace
if ($valid_input[$setting] == "") {
$valid_input[$setting] = $option_defaults[$setting];
}
if (substr($valid_input[$setting], 0, 1) !== '#') {
$valid_input[$setting] = '#' . $valid_input[$setting];
}
if (!preg_match('/^#[a-f0-9]{6}$/i', $valid_input[$setting])) {
//hex color is valid
$valid_input[$setting] = $option_defaults[$setting];
add_settings_error($setting, 'katb_hex_color_error', 'Please enter a valid Hex Color Number-default returned.', 'error');
}
} else {
if ('css' == $optiondetails['class']) {
$valid_input[$setting] = wp_filter_nohtml_kses($valid_input[$setting]);
// css validation
} else {
// Catch all
//Pass input data through the wp_filter_kses filter
$valid_input[$setting] = wp_filter_kses($input[$setting]);
}
}
}
}
}
}
}
}
}
}
} elseif ('reset' == $submittype) {
// Set $setting to the default value
$valid_input[$setting] = $option_defaults[$setting];
}
}
return $valid_input;
}
