zariz.install

<?php

/**
 * @file
 * Install, update, and uninstall functions for the Zariz module.
 */

/**
 * Implements hook_schema().
 */
function zariz_schema() {
  $schema['zariz_snapshot'] = array(
    'description' => 'An instance of a Snapshot.',
    'fields' => array(
      'sid' => array(
        'description' => 'Primary Key: Unique ID.',
        'type' => 'serial',
        'unsigned' => TRUE,
      ),
      'nid' => array(
        'description' => "The branch node ID.",
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'parent_sid' => array(
        'description' => "The snapshot ID of the previous snapshot.",
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => FALSE,
      ),
      'locked' => array(
        'description' => 'Boolean indicating whether the Snapshot is locked and cannot be edited.',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
      ),
      'created' => array(
        'description' => 'Timestamp for when the snapshot was created.',
        'type' => 'int',
        'not null' => TRUE,
        'unsigned' => TRUE,
      ),
    ),
    'primary key' => array('sid'),
    'indexes' => array(
      'nid' => array('nid'),
    ),
    'foreign keys' => array(
      'node' => array(
        'table' => 'node',
        'columns' => array('nid' => 'nid'),
      ),
    ),
  );

  return $schema;
}

/**
 * Implements hook_install().
 *
 * Add Zariz related fields.
 */
function zariz_install() {
  og_create_field(OG_GROUP_FIELD, 'node', 'branch');

  $info = array(
    // Branch reference to the Branch content type.
    'field_parent_branch' => array(
      'label' => 'Parent branch',
      'target_type' => 'node',
      'target_bundles' => array('branch'),
      'default_value_function' => 'entityreference_prepopulate_field_default_value',
      'instance_settings' => array(
        // Add entity reference prepopulate.
        'behaviors' => array(
          'prepopulate' => array(
            'action' => 'hide',
            'fallback' => 'hide',
            'action_on_edit' => TRUE,
            'status' => TRUE,
            'providers' => array(
              'og_context' => TRUE,
            ),
          ),
        ),
      ),
    ),
    // Last node reference to the Snapshot entity.
    'field_last_node' => array(
      'label' => 'Last node',
      'target_type' => 'node',
      'target_bundles' => array(),
      'entity_type' => 'snapshot',
      'bundle' => 'snapshot',
    ),
    // Last term reference to the Snapshot entity.
    'field_last_term' => array(
      'label' => 'Last term',
      'target_type' => 'taxonomy_term',
      'target_bundles' => array(),
      'entity_type' => 'snapshot',
      'bundle' => 'snapshot',
    ),
  );

  foreach ($info as $field_name => $value) {
    $value += array(
      'entity_type' => 'node',
      'bundle' => 'branch',
      'cardinality' => 1,
      'instance_settings' => array(),
      'default_value_function' => '',
    );
    if (!field_info_field($field_name)) {
      $field = array(
        'entity_types' => array($value['entity_type']),
        'settings' => array(
          'handler' => 'base',
          'target_type' => $value['target_type'],
          'handler_settings' => array(
            'target_bundles' => $value['target_bundles'],
          ),
        ),
        'field_name' => $field_name,
        'type' => 'entityreference',
        'cardinality' => $value['cardinality'],
      );
      field_create_field($field);
    }

    if (!field_info_instance($value['entity_type'], $field_name, $value['bundle'])) {
      $instance = array(
        'entity_type' => $value['entity_type'],
        'field_name' => $field_name,
        'bundle' => $value['bundle'],
        'label' => $value['label'],
        'settings' => $value['instance_settings'],
      );

      if (!empty($value['default_value_function'])) {
        $instance['default_value_function'] = $value['default_value_function'];
      }

      field_create_instance($instance);
    }
  }

  // Merged field, to Indicate if a branch is merged.
  $field_name = 'field_branch_merged';
  if (!field_info_field($field_name)) {
    $field = array(
      'field_name' => $field_name,
      'type' => 'list_boolean',
      'cardinality' => 1,
    );
    field_create_field($field);
  }

  if (!field_info_instance('node', $field_name, 'branch')) {
    $instance = array(
      'entity_type' => 'node',
      'field_name' => $field_name,
      'bundle' => 'branch',
      'label' => t('Is merged'),
      'description' => t('Indicates if a branch is merged.'),
      'widget' => array(
        'module' => 'options',
        'settings' => array(
          'display_label' => TRUE,
        ),
        'type' => 'options_onoff',
      ),
    );
    field_create_instance($instance);
  }
}

/**
 * Implements hook_uninstall().
 */
function zariz_uninstall() {
  variable_del('zariz_master_branch');
}