function views_handler_filter::accept_exposed_input

Check to see if input from the exposed filters should change the behavior.

Overrides views_handler::accept_exposed_input

File

handlers/views_handler_filter.inc, line 1377

Class

views_handler_filter

Base class for filters.

Code

public function accept_exposed_input($input) {
    if (empty($this->options['exposed'])) {
        return TRUE;
    }
    if (!empty($this->options['expose']['use_operator']) && !empty($this->options['expose']['operator_id']) && isset($input[$this->options['expose']['operator_id']])) {
        $this->operator = $input[$this->options['expose']['operator_id']];
    }
    if (!empty($this->options['expose']['identifier'])) {
        if (isset($input[$this->options['expose']['identifier']])) {
            $value = $input[$this->options['expose']['identifier']];
        }
        else {
            return FALSE;
        }
        // Various ways to check for the absence of non-required input.
        if (empty($this->options['expose']['required'])) {
            if ($this->operator == 'empty' || $this->operator == 'not empty') {
                if (is_array($value) && array_key_exists('value', $value)) {
                    $value = $value['value'];
                }
                $this->operator = $this->operator == 'empty' && empty($value) || $this->operator == 'not empty' && !empty($value) ? 'not empty' : 'empty';
            }
            if ($value == 'All' || $value === array()) {
                return FALSE;
            }
            if (!empty($this->always_multiple) && $value === '') {
                return FALSE;
            }
        }
        if (isset($value)) {
            $this->value = $value;
            if (empty($this->always_multiple) && empty($this->options['expose']['multiple'])) {
                $this->value = array(
                    $value,
                );
            }
        }
        else {
            return FALSE;
        }
    }
    return TRUE;
}