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<?php
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/**
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* @file
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* Contains install and update functions for ctools.
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*/
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/**
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* Use requirements to ensure that the CTools CSS cache directory can be
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* created and that the PHP version requirement is met.
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*/
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function ctools_requirements($phase) {
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$requirements = array();
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if ($phase == 'runtime') {
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$requirements['ctools_css_cache'] = array(
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'title' => t('CTools CSS Cache'),
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'severity' => REQUIREMENT_OK,
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'value' => t('Exists'),
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);
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$path = 'public://ctools/css';
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if (!file_prepare_directory($path, FILE_CREATE_DIRECTORY)) {
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$requirements['ctools_css_cache']['description'] = t('The CTools CSS cache directory, %path could not be created due to a misconfigured files directory. Please ensure that the files directory is correctly configured and that the webserver has permission to create directories.', array('%path' => file_uri_target($path)));
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$requirements['ctools_css_cache']['severity'] = REQUIREMENT_ERROR;
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$requirements['ctools_css_cache']['value'] = t('Unable to create');
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}
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if (!function_exists('error_get_last')) {
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$requirements['ctools_php_52']['title'] = t('CTools PHP requirements');
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$requirements['ctools_php_52']['description'] = t('CTools requires certain features only available in PHP 5.2.0 or higher.');
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$requirements['ctools_php_52']['severity'] = REQUIREMENT_WARNING;
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$requirements['ctools_php_52']['value'] = t('PHP !version', array('!version' => phpversion()));
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}
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}
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return $requirements;
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}
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/**
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* Implements hook_schema().
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*/
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function ctools_schema() {
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return ctools_schema_2();
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}
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/**
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* Version 2 of the CTools schema.
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*/
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function ctools_schema_2() {
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$schema = ctools_schema_1();
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// update the 'name' field to be 128 bytes long:
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$schema['ctools_object_cache']['fields']['name']['length'] = 128;
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// Update the 'data' field to be type 'blob'.
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$schema['ctools_object_cache']['fields']['data'] = array(
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'type' => 'blob',
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'size' => 'big',
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'description' => 'Serialized data being stored.',
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'serialize' => TRUE,
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);
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// DO NOT MODIFY THIS TABLE -- this definition is used to create the table.
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// Changes to this table must be made in schema_3 or higher.
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$schema['ctools_css_cache'] = array(
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'description' => 'A special cache used to store CSS that must be non-volatile.',
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'fields' => array(
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'cid' => array(
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'type' => 'varchar',
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'length' => '128',
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'description' => 'The CSS ID this cache object belongs to.',
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'not null' => TRUE,
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),
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'filename' => array(
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'type' => 'varchar',
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'length' => '255',
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'description' => 'The filename this CSS is stored in.',
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),
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'css' => array(
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'type' => 'text',
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'size' => 'big',
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'description' => 'CSS being stored.',
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'serialize' => TRUE,
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),
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'filter' => array(
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'type' => 'int',
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'size' => 'tiny',
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'description' => 'Whether or not this CSS needs to be filtered.',
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),
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),
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'primary key' => array('cid'),
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);
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return $schema;
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}
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/**
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* CTools' initial schema; separated for the purposes of updates.
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*
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* DO NOT MAKE CHANGES HERE. This schema version is locked.
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*/
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function ctools_schema_1() {
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$schema['ctools_object_cache'] = array(
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'description' => t('A special cache used to store objects that are being edited; it serves to save state in an ordinarily stateless environment.'),
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'fields' => array(
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'sid' => array(
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'type' => 'varchar',
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'length' => '64',
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'not null' => TRUE,
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'description' => 'The session ID this cache object belongs to.',
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),
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'name' => array(
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'type' => 'varchar',
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'length' => '32',
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'not null' => TRUE,
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'description' => 'The name of the object this cache is attached to.',
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),
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'obj' => array(
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'type' => 'varchar',
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'length' => '32',
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'not null' => TRUE,
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'description' => 'The type of the object this cache is attached to; this essentially represents the owner so that several sub-systems can use this cache.',
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),
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'updated' => array(
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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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'description' => 'The time this cache was created or updated.',
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),
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'data' => array(
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'type' => 'text',
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'size' => 'big',
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'description' => 'Serialized data being stored.',
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'serialize' => TRUE,
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),
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),
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'primary key' => array('sid', 'obj', 'name'),
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'indexes' => array('updated' => array('updated')),
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);
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return $schema;
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}
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/**
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* Enlarge the ctools_object_cache.name column to prevent truncation and weird
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* errors.
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*/
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function ctools_update_6001() {
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// Perform updates like this to reduce code duplication.
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$schema = ctools_schema_2();
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db_change_field('ctools_object_cache', 'name', 'name', $schema['ctools_object_cache']['fields']['name']);
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}
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/**
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* Add the new css cache table.
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*/
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function ctools_update_6002() {
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// Schema 2 is locked and should not be changed.
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$schema = ctools_schema_2();
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db_create_table('ctools_css_cache', $schema['ctools_css_cache']);
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}
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/**
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* Take over for the panels_views module if it was on.
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*/
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function ctools_update_6003() {
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$result = db_query('SELECT status FROM {system} WHERE name = :name', array(':name' => 'panels_views'))->fetchField();
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if ($result) {
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db_delete('system')->condition('name', 'panels_views')->execute();
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module_enable(array('views_content'), TRUE);
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}
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}
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/**
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* Add primary key to the ctools_object_cache table.
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*/
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function ctools_update_6004() {
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db_add_primary_key('ctools_object_cache', array('sid', 'obj', 'name'));
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db_drop_index('ctools_object_cache', 'sid_obj_name');
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}
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/**
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* Removed update.
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*/
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function ctools_update_6005() {
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return array();
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}
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/**
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* ctools_custom_content table was originally here, but is now moved to
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* its own module.
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*/
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function ctools_update_6007() {
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$ret = array();
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if (db_table_exists('ctools_custom_content')) {
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// Enable the module to make everything as seamless as possible.
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module_enable(array('ctools_custom_content'), TRUE);
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}
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return $ret;
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}
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/**
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* ctools_object_cache needs to be defined as a blob.
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*/
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function ctools_update_6008() {
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db_delete('ctools_object_cache')
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->execute();
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db_change_field('ctools_object_cache', 'data', 'data', array(
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'type' => 'blob',
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'size' => 'big',
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'description' => 'Serialized data being stored.',
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'serialize' => TRUE,
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)
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);
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}
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