islandora_webform.install

<?php


/**
 * Implements hook_schema().
 */
function islandora_webform_schema() {

  $schema['islandora_webform_webforms'] = array(
    'description' => 'Holds webform configuration for use with islandora_webform functionality',
    'fields' => array(
      'entity_id' => array(
        'description' => 'The node id of the webform that this configuration is associated with',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'enabled' => array(
        'description' => 'Is the webform enabled to be tagged to islandora objects? 0 = No; 1 = Yes',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'cmodel_filter' => array(
        'description' => 'If set, restricts eligible fedora objects which can be associated with this webform by the object\'s content model',
        'type' => 'varchar',
        'length' => 500,
      ),
      'collection_filter' => array(
        'description' => 'If set, restricts eligible fedora objects which can be associated with this webform by which collection the object is a member of',
        'type' => 'varchar',
        'length' => 500,
      ),
      'pid_filter' => array(
        'description' => 'If set, restricts eligible fedora objects which can be associated with this webform by the object\'s pid',
        'type' => 'varchar',
        'length' => 2000,
      ),
      'scope' => array(
        'description' => 'Defines whether the link should appear on all objects matching the filters, or only on objects tagged for this webform. Options are "all" and "tagged"',
        'type' => 'varchar',
        'length' => 255,
        'default' => 'tagged',
      ),
      'link_text' => array(
        'description' => 'Sets the text for the link that appears on the object page',
        'type' => 'varchar',
        'length' => 255,
      ),
      'link_help' => array(
        'description' => 'Defines help text that appears with the link or as hover text',
        'type' => 'varchar',
        'length' => 2000,
      ),
    ),
    'indexes' => array(
      'enabled' => array('enabled'),
      // Restrict indexes to 255 characters to prevent index limit errors.
      'cmodel_filter' => array(array('cmodel_filter', 255)),
      'pid_filter' => array(array('pid_filter', 255)),
    ),
    'primary key' => array('entity_id'),
  );

  return $schema;
}

/**
 * Implements hook_requirements().
 *
 * Ensure that islandora and webform versions are up to snuff.
 */
function islandora_webform_requirements($phase) {
  $requirements = array();
  switch($phase) {
    case 'install':
    case 'runtime':
      $tests = array(
        'islandora' => '7.x-1.5',
        'webform' => '7.x-4.10',
      );
      $results = db_select('system', 's')
        ->fields('s', array('name', 'info'))
        ->condition('name', array_keys($tests))
        ->execute()->fetchAll();
      foreach($results as $result) {
        $info = unserialize($result->info);
        if(!empty($info['version'])) {
          if(version_compare($info['version'], $tests[$result->name]) < 0 && $info['version'] != '7.x-dev') {
            $requirements[$result->name] = array(
              'title' => $result->name,
              'description' => 'islandora_webform requires that ' . $result->name . ' be at least version ' . $tests[$result->name],
              'value' => $info['version'],
              'severity' => REQUIREMENT_ERROR,
            );
          }
        }
      }
      break;
  }
  return $requirements;
}

/**
 * Implements hook_schema_alter().
 */
function islandora_webform_schema_alter(&$schema) {
  _islandora_webform_schema_alter($schema);
}

/**
 * Implements hook_install().
 */
function islandora_webform_install() {
  // Update schema. Add our additional fields.
  $schema = array('webform' => array());
  islandora_webform_schema_alter($schema);
  foreach ($schema as $table => $table_def) {
    foreach ($table_def['fields'] as $field => $spec) {
      if(!db_field_exists($table, $field)) {
        db_add_field($table, $field, $spec);
      }
    }
  }
}

/**
 * Implements hook_uninstall().
 */
function islandora_webform_uninstall() {
  // Update schema. Drop our additional fields.
  $schema = array('webform' => array());
  islandora_webform_schema_alter($schema);
  foreach ($schema as $table => $table_def) {
    foreach ($table_def['fields'] as $field => $spec) {
      db_drop_field($table, $field);
    }
  }
}

/**
 * Add webform_workflow state permissions schema to webform table.
 */
function islandora_webform_update_7001() {
  islandora_webform_install();
}

/**
 * Add draft_access field to webform table.
 */
function islandora_webform_update_7002() {
  islandora_webform_install();
}