function workflow_update_7015 in Workflow 7.2

Add database fields. Make Workflow entity-aware, exportable.

File

./workflow.install, line 727

Install, update and uninstall functions for the workflow module.

Code

function workflow_update_7015() {
  $schema = workflow_schema();

  // Update the Workflow table.
  $table = 'workflows';
  $fields = $schema[$table]['fields'];
  if (!db_field_exists($table, 'label')) {
    db_add_field($table, 'label', $fields['label']);
  }
  if (!db_field_exists($table, 'status')) {
    db_add_field($table, 'status', $fields['status']);
  }
  if (!db_field_exists($table, 'module')) {
    db_add_field($table, 'module', $fields['module']);
  }

  // Update the WorkflowConfigTransitions table.
  $table = 'workflow_transitions';
  $fields = $schema[$table]['fields'];
  if (!db_field_exists($table, 'label')) {
    db_add_field($table, 'label', $fields['label']);
  }
  if (!db_field_exists($table, 'name')) {
    db_add_field($table, 'name', $fields['name']);
  }

  // Update the WorkflowStates table.
  $table = 'workflow_states';
  $fields = $schema[$table]['fields'];
  if (!db_field_exists($table, 'name')) {
    db_add_field($table, 'name', $fields['name']);
  }

  // Update the WorkflowHistory table.
  $table = 'workflow_node_history';
  $fields = $schema[$table]['fields'];

  // This is moved from hook_update_7008().
  if (!db_field_exists($table, 'revision_id')) {
    db_add_field($table, 'revision_id', $fields['revision_id']);
  }

  // Load&save workflows, to populate the label.
  // Do this after all db-updates!!
  // Do not use workflow_*() functions.
  foreach (entity_load('Workflow') as $workflow) {
    $workflow
      ->save();

    // Load&save workflow states, to populate the state name.
    foreach ($workflow
      ->getStates(TRUE, TRUE) as $state) {
      $state
        ->save();
    }
  }

  // The update system is going to flush all caches,
  // including the updated Rules Action, so nothing to do here.
}