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Updated with tests.

pull/380/head
Jordan Dukart 12 years ago
parent
b482b40530
commit
5bafbd8151
5 changed files with 362 additions and 11 deletions
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  1. 1
      islandora.info
  2. 66
      islandora.module
  3. 185
      tests/derivatives.test
  4. 7
      tests/islandora_derivatives_test.info
  5. 114
      tests/islandora_derivatives_test.module

1
islandora.info
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@ -18,4 +18,5 @@ files[] = tests/ingest.test
files[] = tests/hooked_access.test
files[] = tests/islandora_manage_permissions.test
files[] = tests/datastream_versions.test
files[] = tests/derivatives.test
php = 5.3

66
islandora.module
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@ -1421,31 +1421,75 @@ function islandora_islandora_basic_collection_get_query_filters() {
* Implements hook_islandora_datastream_ingested().
*/
function islandora_islandora_datastream_ingested(AbstractObject $object, AbstractDatastream $datastream) {
$logging_results = islandora_do_derivatives($object);
dd($logging_results, 'logging');
foreach ($logging_results as $result) {
$logging_results = islandora_do_derivatives($object, array(
'source_dsid' => $datastream->id,
));
islandora_derivative_logging($logging_results);
}
}
/**
* Implements hook_islandora_datastream_modified().
*/
function islandora_islandora_datastream_modified(AbstractObject $object, AbstractDatastream $datastream) {
$logging_results = islandora_do_derivatives($object, array(
'source_dsid' => $datastream->id,
'force' => TRUE,
));
islandora_derivative_logging($logging_results);
}
function islandora_do_derivatives(AbstractObject $object, $force = FALSE, $all = TRUE) {
function islandora_do_derivatives(AbstractObject $object, array $options = array()) {
$options += array(
'force' => FALSE,
'source_dsid' => NULL,
'destination_dsid' => NULL,
);
$hooks = islandora_invoke_hook_list(ISLANDORA_DERVIATIVE_CREATION_HOOK, $object->models, array());
uasort($hooks, 'drupal_sort_weight');
$results = array();
dd($hooks, 'hooks');
if ($options['source_dsid'] !== NULL) {
$hooks = array_filter($hooks, function($filter_hook) use($options) {
return !isset($filter_hook['source_dsid']) ||
(isset($filter_hook['source_dsid']) && $filter_hook['source_dsid'] == $options['source_dsid']);
});
}
if ($options['destination_dsid'] !== NULL) {
$hooks = array_filter($hooks, function($filter_hook) use($options) {
return !isset($filter_hook['destination_dsid']) ||
(isset($filter_hook['destination_dsid']) && $filter_hook['destination_dsid'] == $options['destination_dsid']);
});
}
dd($hooks, 'hooooooks');
foreach ($hooks as $hook) {
if (!$all && !isset($hook['source_dsid'])) {
continue;
}
if (isset($hook['file'])) {
require_once($hook['file']);
require_once $hook['file'];
}
foreach ($hook['function'] as $function) {
$logging = call_user_func($function, $object, $force);
$logging = call_user_func($function, $object, $options['force']);
if (!empty($logging)) {
$results[] = $logging;
}
}
}
return $results;
}
function islandora_derivative_logging(array $logging_results) {
foreach ($logging_results as $result) {
foreach ($result['messages'] as $message) {
if ($message['type'] >= WATCHDOG_WARNING) {
if ($message['type'] == WATCHDOG_WARNING) {
$status = 'warning';
}
else {
$status = 'status';
}
drupal_set_message(format_string($message['message'], isset($message['message_sub']) ? $message['message_sub'] : array()), $status);
}
else {
watchdog('islandora', $message['message'], isset($message['message_sub']) ? $message['message_sub'] : array(), $message['type']);
}
}
}
}

185
tests/derivatives.test
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@ -0,0 +1,185 @@
<?php
/**
* @file
* Tests to see if the hooks get called when appropriate.
*
* In the test module 'islandora_derivatives_test' there are implementations
* of hooks being tested. These implementations modifies the session, and
* that's how we test if the hook gets called.
*
* To make sense of these tests reference islandora_derivatives_test.module.
*/
class IslandoraDerivativesTestCase extends IslandoraWebTestCase {
/**
* Gets info to display to describe this test.
*
* @see IslandoraWebTestCase::getInfo()
*/
public static function getInfo() {
return array(
'name' => 'Islandora Derivative Generation',
'description' => 'Ensure that the derivative generation hooks return appropriate results.',
'group' => 'Islandora',
);
}
/**
* Creates an admin user and a connection to a fedora repository.
*
* @see IslandoraWebTestCase::setUp()
*/
public function setUp() {
parent::setUp(
array(
'islandora_derivatives_test',
)
);
$url = variable_get('islandora_base_url', 'http://localhost:8080/fedora');
$this->connection = new RepositoryConnection($url, $this->admin->name, $this->admin->pass);
$this->connection->reuseConnection = TRUE;
$this->api = new FedoraApi($this->connection);
$this->cache = new SimpleCache();
$this->repository = new FedoraRepository($this->api, $this->cache);
$this->pid = $this->randomName() . ":" . $this->randomName();
}
/**
* Free any objects/resources created for this test.
*
* @see IslandoraWebTestCase::tearDown()
*/
public function tearDown() {
$tuque = islandora_get_tuque_connection();
parent::tearDown();
}
public function testDerivativeOnIngest() {
global $ingest_method;
$ingest_method = 'modifyDatastream';
$tuque = islandora_get_tuque_connection();
$object = $tuque->repository->constructObject($this->pid);
$object->models = array(
'some:cmodel',
);
$dsid = 'OBJ';
$ds = $object->constructDatastream($dsid);
$ds->label = 'Test';
$ds->content = 'test';
$object->ingestDatastream($ds);
$tuque->repository->ingestObject($object);
$this->assertDatastreams($object, array(
'RELS-EXT',
'DC',
'OBJ',
'DERIV',
));
$this->assertEqual('ingestDatastream', $ingest_method, 'The expected ingest method is "ingestDatastream", got "' . $ingest_method . '".');
$this->assertEqual('test some string', $object['DERIV']->content, 'The expected content of the DERIV datastream is "test some string", got "' . $object['DERIV']->content . '".');
}
public function testDerivativeOnForceExistingDatastream() {
global $ingest_method;
$ingest_method = 'ingestDatastream';
$object = $this->constructBaseObject();
$this->constructDERIVDatastream($object);
$islandora_object = islandora_object_load($this->pid);
islandora_do_derivatives($islandora_object, array(
'force' => TRUE,
));
$this->assertEqual('modifyDatastream', $ingest_method, 'The expected ingest method is "modifyDatastream", got "' . $ingest_method . '".');
$this->assertEqual('FORCEFULLY APPENDING CONTENT TO test', $islandora_object['DERIV']->content, 'The expected content of the DERIV datastream is "FORCEFULLY APPENDING CONTENT TO test", got "' . $islandora_object['DERIV']->content . '".');
}
public function testDerivativeOnForceNonExistingDatastream() {
global $ingest_method;
$ingest_method = 'modifyDatastream';
$this->constructBaseObject();
$object = islandora_object_load($this->pid);
islandora_do_derivatives($object, array(
'force' => TRUE,
));
$this->assertEqual('ingestDatastream', $ingest_method, 'The expected ingest method is "ingestDatastream", got "' . $ingest_method . '".');
$this->assertEqual('FORCEFULLY APPENDING CONTENT TO test', $object['DERIV']->content, 'The expected content of the DERIV datastream is "FORCEFULLY APPENDING CONTENT TO test", got "' . $object['DERIV']->content . '".');
}
public function testDerivativeOnModifyExistingDatastream() {
global $ingest_method;
$ingest_method = 'ingestDatastream';
$object = $this->constructBaseObject();
$this->constructDERIVDatastream($object);
$connection = islandora_get_tuque_connection();
$connection->cache->resetCache();
$islandora_object = islandora_object_load($this->pid);
$changed_content = 'islandora beast';
$islandora_object['OBJ']->content = $changed_content;
$this->assertEqual('modifyDatastream', $ingest_method, 'The expected ingest method is "modifyDatastream", got "' . $ingest_method . '".');
$this->assertEqual('FORCEFULLY APPENDING CONTENT TO ' . $changed_content, $islandora_object['DERIV']->content, 'The expected content of the DERIV datastream is "FORCEFULLY APPENDING CONTENT TO islandora beast", got "' . $islandora_object['DERIV']->content . '".');
}
public function testDerivativeOnModifyNonExistingDatastream() {
global $ingest_method;
$ingest_method = 'modifyDatastream';
$this->constructBaseObject();
// Need to do this as Tuque caches.
$connection = islandora_get_tuque_connection();
$connection->cache->resetCache();
$islandora_object = islandora_object_load($this->pid);
$changed_content = 'islandora beast';
$islandora_object['OBJ']->content = $changed_content;
$this->assertEqual('ingestDatastream', $ingest_method, 'The expected ingest method is "ingestDatastream", got "' . $ingest_method . '".');
$this->assertEqual('FORCEFULLY APPENDING CONTENT TO ' . $changed_content, $islandora_object['DERIV']->content, 'The expected content of the DERIV datastream is "FORCEFULLY APPENDING CONTENT TO islandora beast", got "' . $islandora_object['DERIV']->content . '".');
}
public function testDerivativeFilteringOnSourceDSID() {
global $derivative_functions;
$derivative_functions = array();
$this->constructBaseObject();
$object = islandora_object_load($this->pid);
islandora_do_derivatives($object, array(
'source_dsid' => 'OBJ',
));
$this->assertEqual(1, count($derivative_functions), 'Expected 1 derivative function for the source_dsid of "OBJ", got ' . count($derivative_functions) . '.');
$called_function = (string) reset($derivative_functions);
$this->assertEqual('islandora_derivatives_test_create_deriv_datastream', $called_function, 'Expected derivative function is "islandora_derivatives_test_create_deriv_datastream", got "' . $called_function . '".');
// Reset the derivative functions array as we are going to use it again.
$derivative_functions = array();
islandora_do_derivatives($object, array(
'source_dsid' => 'SOMEWEIRDDATASTREAM',
));
$this->assertEqual(1, count($derivative_functions), 'Expected 1 derivative function for the source_dsid of "SOMEWEIRDDATASTREAM", got ' . count($derivative_functions) . '.');
$called_function = (string) reset($derivative_functions);
$this->assertEqual('islandora_derivatives_test_create_some_weird_datastream', $called_function, 'Expected derivative function is "islandora_derivatives_test_create_some_weird_datastream", got "' . $called_function . '".');
}
/**
* Helper function that will construct a base object.
*/
public function constructBaseObject() {
$object = $this->repository->constructObject($this->pid);
$object->models = array(
'some:cmodel',
);
$dsid = 'OBJ';
$ds = $object->constructDatastream($dsid);
$ds->label = 'Test';
$ds->content = 'test';
$object->ingestDatastream($ds);
$this->repository->ingestObject($object);
return $object;
}
public function constructDERIVDatastream(AbstractObject $object) {
$dsid = 'DERIV';
$ds = $object->constructDatastream($dsid);
$ds->label = 'Test';
$ds->content = 'test';
$object->ingestDatastream($ds);
return $object;
}
}

7
tests/islandora_derivatives_test.info
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@ -0,0 +1,7 @@
name = Islandora Derivatives Generation testing
description = Tests derivative generation hooks. Do not enable.
core = 7.x
package = Testing
hidden = TRUE
files[] = islandora_derivatives_test.module
dependencies[] = islandora

114
tests/islandora_derivatives_test.module
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@ -0,0 +1,114 @@
<?php
/**
* @file
* Tests for derivative generation.
*/
/**
* Implements hook_islandora_CMODEL_derivative().
*/
function islandora_derivatives_test_some_cmodel_islandora_derivative() {
return array(
array(
'source_dsid' => 'OBJ',
'destination_dsid' => 'DERIV',
'weight' => '0',
'function' => array(
'islandora_derivatives_test_create_deriv_datastream',
),
),
array(
'source_dsid' => 'SOMEWEIRDDATASTREAM',
'destination_dsid' => 'STANLEY',
'weight' => '-1',
'function' => array(
'islandora_derivatives_test_create_some_weird_datastream',
),
),
);
}
function islandora_derivatives_test_create_deriv_datastream(AbstractObject $object, $force = FALSE) {
global $derivative_functions;
$derivative_functions[] = 'islandora_derivatives_test_create_deriv_datastream';
$return = '';
if (!isset($object['DERIV']) || (isset($object['DERIV']) && $force === TRUE)) {
if ($force !== TRUE) {
$deriv_string = $object['OBJ']->content . ' some string';
}
else {
$deriv_string = "FORCEFULLY APPENDING CONTENT TO " . $object['OBJ']->content;
}
$added_successfully = islandora_derivatives_test_add_datastream($object, 'DERIV', $deriv_string);
if ($added_successfully !== TRUE) {
$return = islandora_derivatives_test_failed_adding($added_successfully);
}
else {
$return = array(
'success' => TRUE,
'messages' => array(
array(
'message' => t('The DERIV datastream was added successfully for @pid!'),
'message_sub' => array('@pid' => $object->id),
'type' => WATCHDOG_INFO,
),
),
);
}
return $return;
}
}
/**
* Stub function that should never actually get called because of DSID filtering.
*
* @param AbstractObject $object
* An AbstractObject representing a Fedora object.
* @param bool $force
* Whether the derivatives are being forcefully generated or not.
*/
function islandora_derivatives_test_create_some_weird_datastream(AbstractObject $object, $force = FALSE) {
global $derivative_functions;
// Add to the global that we got to this function.
$derivative_functions[] = 'islandora_derivatives_test_create_some_weird_datastream';
}
function islandora_derivatives_test_add_datastream(AbstractObject $object, $dsid, $deriv_string) {
global $ingest_method;
try {
$ingest = !isset($object[$dsid]);
if ($ingest) {
$ds = $object->constructDatastream($dsid, 'M');
$ds->label = $dsid;
}
else {
$ds = $object[$dsid];
}
$ds->content = $deriv_string;
if ($ingest) {
$ingest_method = 'ingestDatastream';
$object->ingestDatastream($ds);
}
else {
$ingest_method = 'modifyDatastream';
}
return TRUE;
}
catch (exception $e) {
$message = $e->getMessage();
return $message;
}
}
function islandora_derivatives_test_failed_adding($message) {
return array(
'success' => FALSE,
'messages' => array(
array(
'message' => $message,
'type' => WATCHDOG_ERROR,
),
),
);
}
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