Club Drupal

<?php

/**

 * @file

 * Filter by the file schema type.

 */

class views_handler_filter_schema_type extends views_handler_filter_in_operator {

  function get_value_options() {

    if (!isset($this->value_options)) {

      $this->value_title = t('File Schema types');

      $types = file_get_stream_wrappers(STREAM_WRAPPERS_VISIBLE);

      $options = array();

      foreach ($types as $type => $info) {

        $options[$type] = t($info['name']);

      }

      asort($options);

      $this->value_options = $options;

    }

  }

  function op_simple() {

    if (empty($this->value)) {

      return;

    }

    $this->ensure_my_table();

    // We use array_values() because the checkboxes keep keys and that can cause

    // array addition problems.

    $statements = array();

    $not_in = $this->operator == 'not in' ? TRUE : FALSE;

    $schema_operator = $not_in ? 'NOT LIKE' : 'LIKE';

    $composite = $not_in ? ' AND ' : ' OR ';

    foreach ($this->value as $schema) {

      $statements[] = 'uri ' . $schema_operator . ' \'' . db_like($schema) . '://%\'';

    }

    $this->query->add_where_expression($this->options['group'], implode($composite, $statements));

  }

}