[Summary view] [Print] [Text view]

   1  <?php
   2  /**
   3   * @file
   4   * Install hooks for Data module.
   5   */
   6  
   7  /**
   8   * Implementation of hook_schema().
   9   */
  10  function data_schema() {
  11    $schema['data_tables'] = array(
  12      'description' => 'Tables managed by Data module.',
  13      'export' => array(
  14        'key' => 'name',
  15        'identifier' => 'data_table',
  16        'default hook' => 'data_default',  // Function hook name.
  17        'api' => array(
  18          'owner' => 'data',
  19          'api' => 'data_default',  // Base name for api include files.
  20          'minimum_version' => 1,
  21          'current_version' => 1,
  22        ),
  23      ),
  24      'fields' => array(
  25        'title' => array(
  26          'type' => 'varchar',
  27          'length' => '255',
  28          'not null' => TRUE,
  29          'default' => '',
  30          'description' => 'Natural name of the table.',
  31        ),
  32        'name' => array(
  33          'type' => 'varchar',
  34          'length' => '128',
  35          'not null' => TRUE,
  36          'default' => '',
  37          'description' => 'Table name.',
  38        ),
  39        'table_schema' => array(
  40          'type' => 'text',
  41          'not null' => FALSE,
  42          'description' => 'Table schema.',
  43          'serialize' => TRUE,
  44        ),
  45        'meta' => array(
  46          'type' => 'text',
  47          'not null' => FALSE,
  48          'description' => 'Meta information about the table and its fields.',
  49          'serialize' => TRUE,
  50        ),
  51      ),
  52      'primary key' => array('name'),
  53    );
  54    return $schema;
  55  }
  56  
  57  /**
  58   * Implementation of hook_install().
  59   */
  60  function data_install() {
  61    // Create tables.
  62    drupal_install_schema('data');
  63  }
  64  
  65  /**
  66   * Implementation of hook_uninstall().
  67   */
  68  function data_uninstall() {
  69    // Remove tables.
  70    drupal_uninstall_schema('data');
  71  }
  72  
  73  /**
  74   * Move join information into meta fields.
  75   */
  76  function data_update_6001() {
  77    $ret = array();
  78    $result = db_query('SELECT * FROM {data_join}');
  79    while ($row = db_fetch_object($result)) {
  80      if ($table = data_get_table($row->right_table)) {
  81        $table->link($row->left_table, $row->left_field, $row->right_field, $row->inner_join ? TRUE : FALSE);
  82      }
  83    }
  84    db_drop_table($ret, 'data_join');
  85    return $ret;
  86  }
  87  
  88  /**
  89   * Add a primary key, required by CTools. Shorten name key to 128 char max.
  90   */
  91  function data_update_6002() {
  92    $ret = array();
  93    db_drop_index($ret, 'data_tables', 'name');
  94    $spec = array(
  95      'type' => 'varchar',
  96      'length' => '128',
  97      'not null' => TRUE,
  98      'default' => '',
  99      'description' => 'Table name.',
 100    );
 101    db_change_field($ret, 'data_tables', 'name', 'name', $spec);
 102    db_add_primary_key($ret, 'data_tables', array('name'));
 103    // reset cTools static cache of this table; otherwise it throws an error about
 104    // lacking a primary key, which just adds insult to injury as we're trying to fix that!
 105    drupal_get_schema('data_tables', TRUE);
 106    if (function_exists('ctools_static_reset')) {
 107      ctools_static_reset('ctools_export_get_schema');
 108    }
 109    return $ret;
 110  }