/**
* Validation code
* @see $this->validate_required()
* @param object $field_obj
* @param mixed $params not used
* @return void
*/
function __construct($field_obj, $params)
{
$resp = recaptcha_check_answer(get_tina_mvc_setting('recaptcha_pri_key'), $_SERVER['REMOTE_ADDR'], get_Post('recaptcha_challenge_field'), get_Post('recaptcha_response_field'));
if (!$resp->is_valid) {
$this->validation_message = 'The reCaptcha was incorrect. Please try again.';
}
}
/**
* An autoloader
*
* @param string $folder
* @param string $shortcode_content
* @uses $this->include_controller()
*
* @return boolean TRUE on success. FALSE only if called from a shortcode. Other failures trigger an error.
*/
private function get_instance_of($folder = '', $shortcode_content)
{
// $this->called_from = PAGE_FILTER,WIDGET,SHORTCODE,CALL_CONTROLLLER
// $this->request
// pr( $this->called_from );
$this->tina_mvc_page = FALSE;
// default - used for page_filter requests
if ($this->called_from == 'PAGE_FILTER') {
if (!($page = $this->request[0])) {
error("Invalid request");
} else {
$this->tina_mvc_page = $page;
if (isset($this->request[1])) {
$controller = $this->request[1];
} else {
$controller = $this->request[1] = 'index';
}
}
} else {
$controller = $this->request[0];
}
$controller_filename = $controller . '_controller.php';
/**
* Checks the custom folder
*/
if ($folder) {
if (file_exists("{$folder}/{$controller_filename}")) {
$this->include_controller("{$folder}/{$controller_filename}", $controller);
return TRUE;
}
$err_msg = "<strong>Controller file '{$folder}/{$controller_filename}' does not exist.</strong>";
if ($this->called_from == 'SHORTCODE' or $this->called_from == 'WIDGET') {
$this->CONTROLLER = new tina_mvc_controller_class();
$this->CONTROLLER->set_post_content($err_msg);
return FALSE;
} else {
error($err_msg);
}
}
/**
* Is demo mode enabled?
*/
if (get_tina_mvc_setting('demo_mode')) {
if (file_exists($f = plugin_folder() . "/demo/pages/tina_mvc_demo_and_docs/{$controller_filename}")) {
$this->include_controller($f, $controller);
return TRUE;
}
}
$search_errors = array();
// default
$controller_file = find_app_file($controller_filename, $this->tina_mvc_page, $this->called_from, $search_errors);
if ($controller_file !== FALSE) {
$this->include_controller($controller_file, $controller);
return TRUE;
} else {
/**
* If we got here we have failed to find a controller
*/
if (get_tina_mvc_setting('missing_page_controller_action') == 'display_error') {
$e = "<strong>Can't find controller for request:</strong>";
$e .= "<small><pre>" . print_r($this->request, 1) . "</pre></small>\r\n";
$e .= "Looked for file '" . $controller . "_controller.php' in:";
$e .= "<small><pre>";
foreach ($search_errors as $d) {
$e .= str_replace(plugin_folder(), '', $d) . "\r\n";
}
$e .= "</pre></small>\r\n";
if ($this->called_from == 'SHORTCODE' or $this->called_from == 'WIDGET') {
$this->request = array();
$this->CONTROLLER = new tina_mvc_controller_class();
$this->CONTROLLER->set_post_content($e);
return FALSE;
} else {
error($e, $suppress_esc = TRUE);
}
} elseif (get_tina_mvc_setting('missing_page_controller_action') == 'display_404') {
$this->request = array();
$this->CONTROLLER = new tina_mvc_controller_class();
$this->CONTROLLER->set_post_content(FALSE);
$this->is_404 = TRUE;
return FALSE;
} elseif (get_tina_mvc_setting('missing_page_controller_action') == 'redirect') {
wp_redirect(site_url());
exit;
} else {
error('TODO: Error setting ' . get_tina_mvc_setting('missing_page_controller_action') . ' not implemented');
}
}
}
/**
* Searches for a file in the standard Tina MVC application folders
*
* In case of error the locations we looked in are stored in $find_app_file_error for
* use in an error message later.
*
* @param string $filename
* @param string $tina_mvc_page the page the controller is accessed through
* @param string $called_from PAGE_FILTER, WIDGET, SHORTCODE, CALLABLE_CONTROLLER
* @param array $find_app_file_error contains a list of places searched (for use in case of error)
* @return mixed FALSE or the full path and filename to the file to be included
*/
function find_app_file($filename = '', $tina_mvc_page = '', $called_from = 'PAGE_FILTER', &$find_app_file_error)
{
$find_app_file_error = array();
$looked_for = array();
if ($called_from == 'PAGE_FILTER') {
// this is left empty if a custom folder location is used
if ($tina_mvc_page) {
$page_folder = $tina_mvc_page . '/';
}
/**
* Is demo mode enabled?
*/
if (get_tina_mvc_setting('demo_mode')) {
if (file_exists($f = plugin_folder() . "/demo/pages/tina_mvc_demo_and_docs/{$filename}")) {
return $f;
}
$looked_for[] = $f;
}
if (file_exists($f = app_folder() . '/pages/' . $page_folder . $filename)) {
return $f;
}
$looked_for[] = $f;
// don't bother looking if there is no $tina_mvc_page - we've already looked in the location in the check above
if ($tina_mvc_page and get_tina_mvc_setting('app_cascade')) {
if (file_exists($f = app_folder() . '/pages/' . $filename)) {
return $f;
}
$looked_for[] = $f;
}
if ($secondary_folder = app_folder(TRUE)) {
// multisite and multisite app cascade enabled
if (file_exists($f = $secondary_folder . '/pages/' . $page_folder . $filename)) {
return $f;
}
$looked_for[] = $f;
if (get_tina_mvc_setting('app_cascade')) {
if (file_exists($f = $secondary_folder . '/pages/' . $filename)) {
return $f;
}
}
$looked_for[] = $f;
}
if (file_exists($f = tina_mvc_folder() . '/pages/' . $filename)) {
return $f;
}
$looked_for[] = $f;
} elseif ($called_from == 'WIDGET' or $called_from == 'SHORTCODE' or $called_from == 'CALLABLE_CONTROLLER') {
$search_folder = strtolower($called_from) . 's';
// i.e. "widget" -> "widgets", etc
if (file_exists($f = app_folder() . "/{$search_folder}/{$filename}")) {
return $f;
}
$looked_for[] = $f;
if ($secondary_folder = app_folder(TRUE)) {
// multisite and multisite app cascade enabled
if (file_exists($f = $secondary_folder . "/{$search_folder}/{$filename}")) {
return $f;
}
$looked_for[] = $f;
}
} else {
error("Invalid parameter. No action for '\$called_from' == '{$called_from}'");
}
// we have an error
$find_app_file_error = $looked_for;
return FALSE;
}
