<?php

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

/**
 * Implements hook_install().
 */
function blockanimate_install() {
  $schema['block'] = array();
  blockanimate_schema_alter($schema);
  foreach ($schema['block']['fields'] as $field => $field_spec) {
    if (db_field_exists('block', $field)) {
      watchdog('system', 'Module install: Attempt to recreate field: "%field",
        when it already exists.', array('%field' => $field), WATCHDOG_WARNING
      );
    }
    else {
      db_add_field('block', $field, $field_spec);
    }
  }
}

/**
 * Implements hook_uninstall().
 */
function blockanimate_uninstall() {
  $schema['block'] = array();
  blockanimate_schema_alter($schema);
  foreach ($schema['block']['fields'] as $field => $field_spec) {
    db_drop_field('block', $field);
  }
}

/**
 * Implements hook_schema_alter().
 *
 * Other modules, such as block_class & i18n_block also modify the block
 * database table. This module leverages Drupal core's block table.
 */
function blockanimate_schema_alter(&$schema) {
  if (isset($schema['block'])) {
    $schema['block']['fields']['animate_css_class'] = array(
      'type' => 'varchar',
      'length' => 255,
      'not null' => TRUE,
      'default' => '',
      'description' => 'String containing the animate CSS class for the block.',
    );
    $schema['block']['fields']['animate_css_infinite'] = array(
      'type' => 'int',
      'not null' => TRUE,
      'size' => 'tiny',
      'default' => 0,
      'description' => 'Boolean which indicates if an infinite loop is desired for the animation.',
    );
    $schema['block']['fields']['animate_css_wow_duration'] = array(
      'type' => 'float',
      'not null' => TRUE,
      'size' => 'medium',
      'default' => -1,
      'description' => 'Animation duration.',
    );
    $schema['block']['fields']['animate_css_wow_delay'] = array(
      'type' => 'float',
      'not null' => TRUE,
      'size' => 'medium',
      'default' => -1,
      'description' => 'Animation delay.',
    );
    $schema['block']['fields']['animate_css_wow_offset'] = array(
      'type' => 'int',
      'not null' => TRUE,
      'size' => 'small',
      'default' => -1,
      'description' => 'Animation offset.',
    );
    $schema['block']['fields']['animate_css_wow_iteration'] = array(
      'type' => 'int',
      'not null' => TRUE,
      'size' => 'small',
      'default' => -1,
      'description' => 'Animation iteration.',
    );
  }
}