class PanelsLegacyState in Panels 6.3

Legacy state manager for Panels.

Checks all possible ways (using discovery of patterned method names) in which Panels may need to operate in legacy mode, sets variables as appropriate, and returns an informational

Hierarchy

• class \PanelsLegacyState

File

includes/legacy.inc, line 11

class PanelsLegacyState {
  var $legacy = NULL;
  function t() {
    $func = get_t();
    $args = func_get_args();
    return call_user_func_array($func, $args);
  }
  function getStatus() {
    if (!isset($this->legacy)) {
      $this
        ->determineStatus();
    }
    return $this->legacy;
  }

  /**
   * Run all compatibility checks.
   */
  function determineStatus() {
    $this->legacy = array();
    foreach (get_class_methods($this) as $method) {
      if (strtolower(substr($method, 0, 5)) == 'check') {
        $this->legacy[$method] = $this
          ->{$method}();
      }
    }
    $this->legacy = array_filter($this->legacy);
  }

  /**
   * Compatibility checker that ensures modules that implement Panels styles
   * list their api as being at least 2.0; this corresponds to the change with
   * the initial IPE commit that made region styles take a fully rendered pane
   * HTML string instead of a pane object that still needed rendering.
   */
  function checkStylesIPE1() {
    $legacy_info = array(
      'explanation' => $this
        ->t('Panels 3.6 made changes to the rendering order in a way that affects certain style plugins. The above modules implement style plugins, but have not indicated their compatibility with this new system. See !link for information on how to update style plugins to the new system.', array(
        '!link' => url('http://drupal.org/node/865840', array(
          'external' => TRUE,
        )),
      )),
      'modules' => array(),
    );
    $naughties =& $legacy_info['modules'];
    $legacy = FALSE;
    ctools_include('plugins', 'panels');

    // TODO given that the plugin cache is also clearing at this time, should
    // check this to ensure this isn't causing some kind of weird race condition
    $styles = panels_get_styles();
    foreach ($styles as $style) {
      if (version_compare($style['version'], 2.0, '<') && empty($naughties[$style['module']])) {
        $legacy = TRUE;
        $naughties[$style['module']] = $this
          ->t('Style plugins');
      }
    }
    variable_set('panels_legacy_rendering_mode', $legacy);
    return $legacy ? $legacy_info : array();
  }

}

Members

Name	Modifiers	Type	Description	Overrides
PanelsLegacyState::$legacy		property
PanelsLegacyState::checkStylesIPE1		function	Compatibility checker that ensures modules that implement Panels styles list their api as being at least 2.0; this corresponds to the change with the initial IPE commit that made region styles take a fully rendered pane HTML string instead of a pane…
PanelsLegacyState::determineStatus		function	Run all compatibility checks.
PanelsLegacyState::getStatus		function
PanelsLegacyState::t		function