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<?php
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/**
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* Implements hook_schema().
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*/
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function commerce_price_schema() {
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$schema = array();
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$schema['commerce_calculated_price'] = array(
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'description' => 'Stores pre-calculated dynamic prices.',
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'fields' => array(
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'module' => array(
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'description' => 'The name of the module performing the calculation.',
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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),
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'module_key' => array(
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'description' => 'A module specific key useful for indicating the context of a particular calculation, e.g. the IDs of Rules evaluated to produce the calculated price.',
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'type' => 'text',
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'size' => 'medium',
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'not null' => TRUE,
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),
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'entity_type' => array(
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'description' => 'The type of entity this price belongs to.',
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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),
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'entity_id' => array(
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'description' => 'The entity ID of the object this price belongs to.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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),
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'field_name' => array(
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'description' => 'The name of the field the calculated price relates to.',
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'type' => 'varchar',
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'length' => 32,
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'not null' => TRUE,
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'default' => '',
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),
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'language' => array(
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'description' => 'The {languages}.language of the entity.',
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'type' => 'varchar',
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'length' => 32,
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'not null' => TRUE,
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'default' => '',
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),
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'delta' => array(
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'description' => 'The sequence number for this data item, used for multi-value fields',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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),
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'amount' => array(
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'description' => 'The price amount.',
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'type' => 'int',
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'not null' => TRUE,
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'default' => 0,
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),
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'currency_code' => array(
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'description' => 'The currency code for the price.',
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'type' => 'varchar',
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'length' => 32,
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'not null' => TRUE,
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),
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'data' => array(
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'description' => 'A serialized array of additional price data.',
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'type' => 'text',
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'size' => 'big',
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'serialize' => TRUE,
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),
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'created' => array(
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'description' => 'The Unix timestamp when the price was calculated.',
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'type' => 'int',
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'not null' => TRUE,
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'default' => 0,
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),
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),
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'indexes' => array(
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'module' => array('module'),
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'entity_type' => array('entity_type'),
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'entity_id' => array('entity_id'),
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),
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);
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return $schema;
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}
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/**
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* Implements hook_field_schema().
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*/
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function commerce_price_field_schema($field) {
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if ($field['type'] == 'commerce_price') {
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return array(
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'columns' => array(
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'amount' => array(
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'description' => 'The price amount.',
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'type' => 'int',
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'not null' => TRUE,
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'default' => 0,
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),
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'currency_code' => array(
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'description' => 'The currency code for the price.',
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'type' => 'varchar',
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'length' => 32,
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'not null' => TRUE,
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),
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'data' => array(
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'description' => 'A serialized array of additional price data.',
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'type' => 'text',
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'size' => 'big',
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'not null' => FALSE,
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'serialize' => TRUE,
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),
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),
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'indexes' => array(
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'currency_price' => array('amount', 'currency_code'),
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),
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);
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}
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}
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/**
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* Implements hook_uninstall().
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*/
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function commerce_price_uninstall() {
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// Delete any price fields.
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module_load_include('module', 'commerce');
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commerce_delete_fields('commerce_price');
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}
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/**
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* Fix invalid data values on price fields if necessary.
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*/
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function commerce_price_update_7100() {
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$fields = field_info_fields();
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$message = '';
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foreach ($fields as $field_name => $field) {
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// Only update fields stored in the default sql storage type in order to
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// speed up the process.
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if ($field['type'] == 'commerce_price' && $field['storage']['module'] == 'field_sql_storage') {
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db_query("UPDATE {field_data_" . $field_name . "} SET " . $field_name . "_data = :data WHERE " . $field_name . "_data = 'Array';", array(':data' => NULL));
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db_query("UPDATE {field_revision_" . $field_name . "} SET " . $field_name . "_data = :data WHERE " . $field_name . "_data = 'Array';", array(':data' => NULL));
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$message = t('Price fields were cleaned of invalid data values as necessary.');
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}
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}
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if (!empty($message)) {
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return $message;
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}
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}
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