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islandora_xacml_editor.module
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islandora_xacml_editor.module
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<?php
/**
* @file
*
* The main module file for the Islanora XACML Editor
*/
/**
* Implements hook_perm().
*/
function islandora_xacml_editor_perm() {
return array('administer islandora_xacml_editor', 'Edit XACML Policies');
}
/**
* Implements hook_menu().
* @todo Decide on the correct menu paths.
*/
function islandora_xacml_editor_menu() {
$items = array();
$items['xacml/%/%'] = array(
'title' => 'XACML Editor',
'description' => 'Edit XACML policies for a particular object.',
'type' => MENU_CALLBACK,
'page callback' => 'drupal_get_form',
'page arguments' => array('islandora_xacml_editor_page', 1, 2),
'access arguments' => array('Edit XACML Policies'),
);
$items['admin/settings/islandora_xacml/editor'] = array(
'title' => 'Islandora XACML Editor',
'description' => 'Settings for the Islandora XACML module.',
'page callback' => 'drupal_get_form',
'page arguments' => array('islandora_xacml_editor_settings'),
'access arguments' => array('administer islandora_xacml_editor'),
'type' => MENU_LOCAL_TASK,
);
$items['xacml/dsidautocomplete/%/%'] = array(
'page callback' => 'islandora_xacml_editor_dsid_autocomplete',
'page arguments' => array(2, 3),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
'access arguments' => array('Edit XACML Policies'),
);
$items['xacml/mimeautocomplete/%/%/%'] = array(
'page callback' => 'islandora_xacml_editor_mime_autocomplete',
'page arguments' => array(2, 3, 4),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
'access arguments' => array('Edit XACML Policies'),
);
$items['xacml/ahah/%/remove'] = array(
'page callback' => 'islandora_xacml_editor_remove_js',
'page arguments' => array(2),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
);
$items['xacml/ahah/add/dsid/%/%'] = array(
'page callback' => 'islandora_xacml_editor_add_dsid_js',
'page arguments' => array(4, 5),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
);
$items['xacml/ahah/add/dsidregex/%/%'] = array(
'page callback' => 'islandora_xacml_editor_add_dsid_regex_js',
'page arguments' => array(4, 5),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
);
$items['xacml/ahah/add/mime/%/%'] = array(
'page callback' => 'islandora_xacml_editor_add_mime_js',
'page arguments' => array(4, 5),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
);
$items['xacml/ahah/add/mimeregex/%/%'] = array(
'page callback' => 'islandora_xacml_editor_add_mime_regex_js',
'page arguments' => array(4, 5),
'access callback' => TRUE,
'type' => MENU_CALLBACK,
);
return $items;
}
/**
*
* @param unknown_type $xacml_dsid
*/
function islandora_xacml_editor_remove_js($xacml_dsid) {
module_load_include('inc', 'php_lib', 'Ahah');
list($form_id, $form_build_id, $form, $form_state) = Ahah::getFormInfo();
// Get the values of the selects to keep persistant across AHAH callbacks.
if (isset($_POST['dsidmime']['enabled'])) {
$form_state['storage']['dsidmime']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['dsidmime']['enabled']['#value'] = FALSE;
}
if (isset($_POST['access']['enabled'])) {
$form_state['storage']['access']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['access']['enabled']['#value'] = FALSE;
}
if (isset($form_state['post']['dsidmime']['users'])) {
$form_state['storage']['dsidmime']['users'] = $form_state['post']['dsidmime']['users'];
}
if (isset($form_state['post']['dsidmime']['roles'])) {
$form_state['storage']['dsidmime']['roles'] = $form_state['post']['dsidmime']['roles'];
}
if (isset($form_state['post']['manage']['users'])) {
$form_state['storage']['manage']['users'] = $form_state['post']['manage']['users'];
}
if (isset($form_state['post']['manage']['roles'])) {
$form_state['storage']['manage']['roles'] = $form_state['post']['manage']['roles'];
}
if (isset($form_state['post']['access']['users'])) {
$form_state['storage']['access']['users'] = $form_state['post']['access']['users'];
}
if (isset($form_state['post']['access']['roles'])) {
$form_state['storage']['access']['roles'] = $form_state['post']['access']['roles'];
}
$values = $form_state['storage']['dsidmime'];
if (isset($form_state['storage']['adddsid'])) {
$values['dsid'] = array_merge($values['dsid'], $form_state['storage']['adddsid']);
}
if (isset($form_state['storage']['addmime'])) {
$values['mime'] = array_merge($values['mime'], $form_state['storage']['addmime']);
}
// Determine which button was pressed to initiate the AHAH callback.
// The button naming conventions from the table function dictate that the
// portion to the left of the --- is the filter type and to the right is the
// corresponding row number. From this we get the row to remove.
$removeval = array_search('Remove', $form_state['post']);
$removeval = str_replace('~SPACE~', ' ', $removeval);
preg_match('/(.*)---(.*)/', $removeval, $match);
$removeval = $match[2];
$type = $match[1];
if ($type == 'DSID') {
$form_state['storage']['removedsid'] = $form_state['storage']['rows'][$removeval]['Filter'];
}
elseif ($type == 'MIME Type') {
$form_state['storage']['removemime'] = $form_state['storage']['rows'][$removeval]['Filter'];
}
elseif ($type == 'MIME Type Regex') {
$form_state['storage']['removemimeregex'] = $form_state['storage']['rows'][$removeval]['Filter'];
}
elseif ($type == 'DSID Regex') {
$form_state['storage']['removedsidregex'] = $form_state['storage']['rows'][$removeval]['Filter'];
}
if ($xacml_dsid == 'CHILD_SECURITY') {
$childvalue = $_POST['update_options'];
}
$form_state['action'] = $form['#action'];
$tempvalues = $_POST;
$form = Ahah::rebuildForm($form_id, $form_build_id, $form, $form_state);
$form['dsidmime']['#collapsed'] = FALSE;
if (!empty($tempvalues['dsidmime']['newdsid'])) {
$form['dsidmime']['newdsid']['#value'] = $tempvalues['dsidmime']['newdsid'];
}
if (!empty($tempvalues['dsidmime']['newmime'])) {
$form['dsidmime']['newmime']['#value'] = $tempvalues['dsidmime']['newmime'];
}
if (!empty($tempvalues['dsidmime']['mimeregex'])) {
$form['dsidmime']['mimeregex']['#value'] = $tempvalues['dsidmime']['mimeregex'];
}
if (!empty($tempvalues['dsidmime']['dsidregex'])) {
$form['dsidmime']['dsidregex']['#value'] = $tempvalues['dsidmime']['dsidregex'];
}
if ($xacml_dsid == 'CHILD_SECURITY') {
$form['update_options']['#value'] = $childvalue;
}
Ahah::respond($form);
exit();
}
/**
*
* @param unknown_type $xacml_dsid
* @param unknown_type $pid
*/
function islandora_xacml_editor_add_dsid_regex_js($xacml_dsid, $pid) {
module_load_include('inc', 'php_lib', 'Ahah');
list($form_id, $form_build_id, $form, $form_state) = Ahah::getFormInfo();
// Get the values of the selects to keep persistant across AHAH callbacks.
if (isset($_POST['dsidmime']['enabled'])) {
$form_state['storage']['dsidmime']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['dsidmime']['enabled']['#value'] = FALSE;
}
if (isset($_POST['access']['enabled'])) {
$form_state['storage']['access']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['access']['enabled']['#value'] = FALSE;
}
if (isset($form_state['post']['dsidmime']['users'])) {
$form_state['storage']['dsidmime']['users'] = $form_state['post']['dsidmime']['users'];
}
if (isset($form_state['post']['dsidmime']['roles'])) {
$form_state['storage']['dsidmime']['roles'] = $form_state['post']['dsidmime']['roles'];
}
if (isset($form_state['post']['manage']['users'])) {
$form_state['storage']['manage']['users'] = $form_state['post']['manage']['users'];
}
if (isset($form_state['post']['manage']['roles'])) {
$form_state['storage']['manage']['roles'] = $form_state['post']['manage']['roles'];
}
if (isset($form_state['post']['access']['users'])) {
$form_state['storage']['access']['users'] = $form_state['post']['access']['users'];
}
if (isset($form_state['post']['access']['roles'])) {
$form_state['storage']['access']['roles'] = $form_state['post']['access']['roles'];
}
// Store and checks.
if (!isset($form_state['storage']['dsidregexs'])) {
$form_state['storage']['dsidregexs'] = array();
}
$addvalue = trim($_POST['dsidmime']['dsidregex']);
// Check the additional dsids and the dsids from the XACML rules.
if (!empty($addvalue) && !ctype_space($addvalue)) {
if (isset($form_state['storage']['dsidregexs'])) {
$added = array_search($addvalue, $form_state['storage']['dsidregexs']);
}
if (isset($form_state['storage']['selecteddsidregexs'])) {
$rules = array_search($addvalue, $form_state['storage']['selecteddsidregexs']);
}
if (!is_numeric($added) && $rules != $addvalue) {
$form_state['storage']['dsidregexs'][] = $addvalue;
}
else {
drupal_set_message(t('The DSID regex %regex was not added as it already exists as a filter!',
array(
'%regex' => $addvalue,
)
), 'warning');
}
}
else {
drupal_set_message(t('No DSID regex value entered!'), 'error');
}
$form_state['action'] = $form['#action'];
$tempvalues = $_POST;
if ($xacml_dsid == 'CHILD_SECURITY') {
$childvalue = $_POST['update_options'];
}
$form = Ahah::rebuildForm($form_id, $form_build_id, $form, $form_state);
$form['dsidmime']['#collapsed'] = FALSE;
if (!empty($tempvalues['dsidmime']['newmime'])) {
$form['dsidmime']['newmime']['#value'] = $tempvalues['dsidmime']['newmime'];
}
if (!empty($tempvalues['dsidmime']['mimeregex'])) {
$form['dsidmime']['mimeregex']['#value'] = $tempvalues['dsidmime']['mimeregex'];
}
if (!empty($tempvalues['dsidmime']['newdsid'])) {
$form['dsidmime']['newdsid']['#value'] = $tempvalues['dsidmime']['newdsid'];
}
if ($xacml_dsid == 'CHILD_SECURITY') {
$form['update_options']['#value'] = $childvalue;
}
Ahah::respond($form);
exit();
}
/**
*
* @param unknown_type $xacml_dsid
* @param unknown_type $pid
*/
function islandora_xacml_editor_add_dsid_js($xacml_dsid, $pid) {
module_load_include('inc', 'php_lib', 'Ahah');
list($form_id, $form_build_id, $form, $form_state) = Ahah::getFormInfo();
// Get the values of the selects to keep them persistant across AHAH callbacks.
if (isset($_POST['dsidmime']['enabled'])) {
$form_state['storage']['dsidmime']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['dsidmime']['enabled']['#value'] = FALSE;
}
if (isset($_POST['access']['enabled'])) {
$form_state['storage']['access']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['access']['enabled']['#value'] = FALSE;
}
if (isset($form_state['post']['dsidmime']['users'])) {
$form_state['storage']['dsidmime']['users'] = $form_state['post']['dsidmime']['users'];
}
if (isset($form_state['post']['dsidmime']['roles'])) {
$form_state['storage']['dsidmime']['roles'] = $form_state['post']['dsidmime']['roles'];
}
if (isset($form_state['post']['manage']['users'])) {
$form_state['storage']['manage']['users'] = $form_state['post']['manage']['users'];
}
if (isset($form_state['post']['manage']['roles'])) {
$form_state['storage']['manage']['roles'] = $form_state['post']['manage']['roles'];
}
if (isset($form_state['post']['access']['users'])) {
$form_state['storage']['access']['users'] = $form_state['post']['access']['users'];
}
if (isset($form_state['post']['access']['roles'])) {
$form_state['storage']['access']['roles'] = $form_state['post']['access']['roles'];
}
if (!isset($form_state['storage']['adddsid'])) {
$form_state['storage']['adddsid'] = array();
}
$addvalue = trim($_POST['dsidmime']['newdsid']);
if (!empty($addvalue) && !ctype_space($addvalue)) {
// Check the additional dsids and the dsids from the XACML rules.
if (isset($form_state['storage']['adddsid'])) {
$added = array_search($addvalue, $form_state['storage']['adddsid']);
}
if (isset($form_state['storage']['selecteddsid'])) {
$rules = array_search($addvalue, $form_state['storage']['selecteddsid']);
}
$restricted_dsids = variable_get('islandora_xacml_editor_restricted_dsids', '');
$restricted_dsids = preg_split('/[\s,]+/', $restricted_dsids);
if (!is_numeric($added) && $rules != $addvalue && !in_array($addvalue, $restricted_dsids)) {
$form_state['storage']['adddsid'][] = $addvalue;
}
elseif (in_array($addvalue, $restricted_dsids)) {
drupal_set_message(t('The DSID %dsid was not added as it is restricted from the admin settings page!',
array(
'%dsid' => $addvalue,
)
), 'warning');
}
else {
drupal_set_message(t('The DSID %dsid was not added as it already exists as a filter!',
array(
'%dsid' => $addvalue,
)
), 'warning');
}
}
else {
drupal_set_message(t('No DSID value entered!'), 'error');
}
if ($xacml_dsid == 'CHILD_SECURITY') {
$childvalue = $_POST['update_options'];
}
$form_state['action'] = $form['#action'];
$tempvalues = $_POST;
$form = Ahah::rebuildForm($form_id, $form_build_id, $form, $form_state);
$form['dsidmime']['#collapsed'] = FALSE;
if (!empty($tempvalues['dsidmime']['newmime'])) {
$form['dsidmime']['newmime']['#value'] = $tempvalues['dsidmime']['newmime'];
}
if (!empty($tempvalues['dsidmime']['mimeregex'])) {
$form['dsidmime']['mimeregex']['#value'] = $tempvalues['dsidmime']['mimeregex'];
}
if (!empty($tempvalues['dsidmime']['dsidregex'])) {
$form['dsidmime']['dsidregex']['#value'] = $tempvalues['dsidmime']['dsidregex'];
}
if ($xacml_dsid == 'CHILD_SECURITY') {
$form['update_options']['#value'] = $childvalue;
}
Ahah::respond($form);
exit();
}
/**
*
* @param unknown_type $xacml_dsid
* @param unknown_type $pid
*/
function islandora_xacml_editor_add_mime_regex_js($xacml_dsid, $pid) {
module_load_include('inc', 'php_lib', 'Ahah');
list($form_id, $form_build_id, $form, $form_state) = Ahah::getFormInfo();
// Get the values of the selects to keep persistant across AHAH callbacks.
if (isset($_POST['dsidmime']['enabled'])) {
$form_state['storage']['dsidmime']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['dsidmime']['enabled']['#value'] = FALSE;
}
if (isset($_POST['access']['enabled'])) {
$form_state['storage']['access']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['access']['enabled']['#value'] = FALSE;
}
if (isset($form_state['post']['dsidmime']['users'])) {
$form_state['storage']['dsidmime']['users'] = $form_state['post']['dsidmime']['users'];
}
if (isset($form_state['post']['dsidmime']['roles'])) {
$form_state['storage']['dsidmime']['roles'] = $form_state['post']['dsidmime']['roles'];
}
if (isset($form_state['post']['manage']['users'])) {
$form_state['storage']['manage']['users'] = $form_state['post']['manage']['users'];
}
if (isset($form_state['post']['manage']['roles'])) {
$form_state['storage']['manage']['roles'] = $form_state['post']['manage']['roles'];
}
if (isset($form_state['post']['access']['users'])) {
$form_state['storage']['access']['users'] = $form_state['post']['access']['users'];
}
if (isset($form_state['post']['access']['roles'])) {
$form_state['storage']['access']['roles'] = $form_state['post']['access']['roles'];
}
// Store and checks.
if (!isset($form_state['storage']['mimeregexs'])) {
$form_state['storage']['mimeregexs'] = array();
}
$addvalue = trim($_POST['dsidmime']['mimeregex']);
if (!empty($addvalue) && !ctype_space($addvalue)) {
// Check the additional dsids and the dsids from the XACML rules.
if (isset($form_state['storage']['mimeregexs'])) {
$added = array_search($addvalue, $form_state['storage']['mimeregexs']);
}
if (isset($form_state['storage']['selectedmimeregexs'])) {
$rules = array_search($addvalue, $form_state['storage']['selectedmimeregexs']);
}
if (!is_numeric($added) && $rules != $addvalue) {
$form_state['storage']['mimeregexs'][] = $addvalue;
}
else {
drupal_set_message(t('The MIME type regex %regex was not added as it already exists as a filter!',
array(
'%regex' => $addvalue,
)
), 'warning');
}
}
else {
drupal_set_message(t('No MIME type regex value entered!'), 'error');
}
$form_state['action'] = $form['#action'];
$tempvalues = $_POST;
if ($xacml_dsid == 'CHILD_SECURITY') {
$childvalue = $_POST['update_options'];
}
$form = Ahah::rebuildForm($form_id, $form_build_id, $form, $form_state);
$form['dsidmime']['#collapsed'] = FALSE;
if (!empty($tempvalues['dsidmime']['newmime'])) {
$form['dsidmime']['newmime']['#value'] = $tempvalues['dsidmime']['newmime'];
}
if (!empty($tempvalues['dsidmime']['dsidregex'])) {
$form['dsidmime']['dsidregex']['#value'] = $tempvalues['dsidmime']['dsidregex'];
}
if (!empty($tempvalues['dsidmime']['newdsid'])) {
$form['dsidmime']['newdsid']['#value'] = $tempvalues['dsidmime']['newdsid'];
}
if ($xacml_dsid == 'CHILD_SECURITY') {
$form['update_options']['#value'] = $childvalue;
}
Ahah::respond($form);
exit();
}
/**
*
* @param unknown_type $xacml_dsid
* @param unknown_type $pid
*/
function islandora_xacml_editor_add_mime_js($xacml_dsid, $pid) {
module_load_include('inc', 'php_lib', 'Ahah');
list($form_id, $form_build_id, $form, $form_state) = Ahah::getFormInfo();
// Get the values of the selects to keep persistant across AHAH callbacks.
if (isset($_POST['dsidmime']['enabled'])) {
$form_state['storage']['dsidmime']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['dsidmime']['enabled']['#value'] = FALSE;
}
if (isset($_POST['access']['enabled'])) {
$form_state['storage']['access']['enabled']['#value'] = TRUE;
}
else {
$form_state['storage']['access']['enabled']['#value'] = FALSE;
}
if (isset($form_state['post']['dsidmime']['users'])) {
$form_state['storage']['dsidmime']['users'] = $form_state['post']['dsidmime']['users'];
}
if (isset($form_state['post']['dsidmime']['roles'])) {
$form_state['storage']['dsidmime']['roles'] = $form_state['post']['dsidmime']['roles'];
}
if (isset($form_state['post']['manage']['users'])) {
$form_state['storage']['manage']['users'] = $form_state['post']['manage']['users'];
}
if (isset($form_state['post']['manage']['roles'])) {
$form_state['storage']['manage']['roles'] = $form_state['post']['manage']['roles'];
}
if (isset($form_state['post']['access']['users'])) {
$form_state['storage']['access']['users'] = $form_state['post']['access']['users'];
}
if (isset($form_state['post']['access']['roles'])) {
$form_state['storage']['access']['roles'] = $form_state['post']['access']['roles'];
}
if (!isset($form_state['storage']['addmime'])) {
$form_state['storage']['addmime'] = array();
}
if ($xacml_dsid == 'CHILD_SECURITY') {
module_load_include('inc', 'fedora_repository', 'CollectionPolicy');
$collection = CollectionPolicy::loadFromCollection($pid);
if ($collection) {
$cms = $collection->getContentModels();
foreach ($cms as $cm) {
$contentmodel = ContentModel::loadFromModel($cm->pid);
if ($contentmodel) {
$tmp = $contentmodel->getMimetypes();
foreach ($tmp as $t) {
$mime[$t] = $t;
}
}
}
}
}
else {
module_load_include('inc', 'fedora_repository', 'ContentModel');
$contentmodel = ContentModel::loadFromObject($pid);
if ($contentmodel) {
$tmp = $contentmodel->getMimetypes();
foreach ($tmp as $t) {
$mime[$t] = $t;
}
}
}
$addvalue = trim($_POST['dsidmime']['newmime']);
if (!empty($addvalue) && !ctype_space($addvalue)) {
if (isset($form_state['storage']['addmime'])) {
$added = array_search($addvalue, $form_state['storage']['addmime']);
}
if (isset($form_state['storage']['selectedmime'])) {
$rules = array_search($addvalue, $form_state['storage']['selectedmime']);
}
$restricted_mimes = variable_get('islandora_xacml_editor_restricted_mimes', '');
$restricted_mimes = preg_split('/[\s,]+/', $restricted_mimes);
if (!is_numeric($added) && $rules != $addvalue && !in_array($addvalue, $restricted_mimes)) {
$form_state['storage']['addmime'][] = $addvalue;
}
elseif (in_array($addvalue, $restricted_mimes)) {
drupal_set_message(t('The MIME type %mime was not added as it is restricted from the admin settings page!',
array(
'%mime' => $addvalue,
)
), 'warning');
}
else {
drupal_set_message(t('The MIME type %mime was not added as it already exists as a filter!',
array(
'%mime' => $addvalue,
)
), 'warning');
}
}
else {
drupal_set_message(t('No MIME type value entered!'), 'error');
}
$form_state['action'] = $form['#action'];
$tempvalues = $_POST;
if ($xacml_dsid == 'CHILD_SECURITY') {
$childvalue = $_POST['update_options'];
}
$form = Ahah::rebuildForm($form_id, $form_build_id, $form, $form_state);
$form['dsidmime']['#collapsed'] = FALSE;
if ($xacml_dsid == 'CHILD_SECURITY') {
$form['update_options']['#value'] = $childvalue;
}
if (!empty($tempvalues['dsidmime']['newdsid'])) {
$form['dsidmime']['newdsid']['#value'] = $tempvalues['dsidmime']['newdsid'];
}
if (!empty($tempvalues['dsidmime']['mimeregex'])) {
$form['dsidmime']['mimeregex']['#value'] = $tempvalues['dsidmime']['mimeregex'];
}
if (!empty($tempvalues['dsidmime']['dsidregex'])) {
$form['dsidmime']['dsidregex']['#value'] = $tempvalues['dsidmime']['dsidregex'];
}
Ahah::respond($form);
exit();
}
/**
*
* @param unknown_type $pid
* @param unknown_type $string
*/
function islandora_xacml_editor_dsid_autocomplete($pid, $string) {
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
$object = new Fedora_Item($pid);
$dslist = $object->get_datastreams_list_as_array();
$output = array();
foreach ($dslist as $key => $value) {
if ($string != '*') {
if (strpos(strtoupper($key), strtoupper($string)) !== FALSE) {
$output[$key] = check_plain($key);
}
}
else {
$output[$key] = check_plain($key);
}
}
$restricted_dsids = variable_get('islandora_xacml_editor_restricted_dsids', '');
$restricted_dsids = preg_split('/[\s,]+/', $restricted_dsids);
$output = array_diff($output, $restricted_dsids);
print drupal_to_js($output);
exit();
}
/**
*
* @param unknown_type $xacml_dsid
* @param unknown_type $pid
* @param unknown_type $string
*/
function islandora_xacml_editor_mime_autocomplete($xacml_dsid, $pid, $string) {
module_load_include('inc', 'fedora_repository', 'ContentModel');
$output = array();
if ($xacml_dsid == 'CHILD_SECURITY') {
module_load_include('inc', 'fedora_repository', 'CollectionPolicy');
$collection = CollectionPolicy::loadFromCollection($pid);
if ($collection) {
$cms = $collection->getContentModels();
foreach ($cms as $cm) {
$contentmodel = ContentModel::loadFromModel($cm->pid);
if ($contentmodel) {
$tmp = $contentmodel->getMimetypes();
foreach ($tmp as $t) {
$mime[$t] = $t;
}
}
}
}
}
else {
$contentmodel = ContentModel::loadFromObject($pid);
if ($contentmodel) {
$tmp = $contentmodel->getMimetypes();
foreach ($tmp as $t) {
$mime[$t] = $t;
}
}
}
foreach ($mime as $key => $value) {
if ($string != "*") {
if (strpos(strtoupper($key), strtoupper($string)) !== FALSE) {
$output[$key] = check_plain($key);
}
}
else {
$output[$key] = check_plain($key);
}
}
$restricted_mimes = variable_get('islandora_xacml_editor_restricted_mimes', '');
$restricted_mimes = preg_split('/[\s,]+/', $restricted_mimes);
$output = array_diff($output, $restricted_mimes);
print drupal_to_js($output);
exit();
}
/**
* Implements hook_islandora_tabs().
*/
function islandora_xacml_editor_islandora_tabs($content_models, $pid) {
$tabs = array();
if (variable_get('islandora_xacml_editor_show_tabs', TRUE)) {
if (user_access('Edit XACML Policies')) {
$item_is_collection = FALSE;
foreach ($content_models as $content_model) {
if ($content_model->pid == 'islandora:collectionCModel') {
$item_is_collection = TRUE;
break;
}
}
if ($item_is_collection) {
$title = t('Child Policy');
$dsid = 'CHILD_SECURITY';
}
else {
$title = t('Item Policy');
$dsid = 'POLICY';
}
$tabs['xacml_policy'] = array(
'#type' => 'tabpage',
'#title' => $title,
'#content' => drupal_get_form('islandora_xacml_editor_page', $pid, $dsid),
);
}
}
return $tabs;
}
/**
* Admin settings form.
*/
function islandora_xacml_editor_settings() {
drupal_add_css(drupal_get_path('module', 'islandora_xacml_editor') . '/css/islandora_xacml_editor.css');
$form = array();
$form['islandora_xacml_editor_show_tabs'] = array(
'#type' => 'checkbox',
'#title' => t('Show Policy Tabs'),
'#description' => t("Show a tab for the XACML Policy Editor on each Fedora item's page. For normal items, this policy will only apply to the item itself; in the case of collection items (having the content model <islandora:collectionCModel>), this will be a child policy."),
'#default_value' => variable_get('islandora_xacml_editor_show_tabs', 1),
);
$form['islandora_xacml_editor_show_dsidregex'] = array(
'#type' => 'checkbox',
'#title' => t('Display the DSID regex textfield?'),
'#default_value' => variable_get('islandora_xacml_editor_show_dsidregex', 1),
);
$form['islandora_xacml_editor_show_mimeregex'] = array(
'#type' => 'checkbox',
'#title' => t('Display the MIME type regex textfield?'),
'#default_value' => variable_get('islandora_xacml_editor_show_mimeregex', 1),
);
$form['islandora_xacml_editor_restrictions'] = array(
'#type' => 'fieldset',
'#title' => t('Restrictions for DSID and MIME type'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#description' => 'DSIDs and MIMEs that will not appear in the autocomplete fields or be allowed as filters.',
);
$form['islandora_xacml_editor_restrictions']['islandora_xacml_editor_restricted_dsids'] = array(
'#type' => 'textarea',
'#title' => t('DSID'),
'#default_value' => variable_get('islandora_xacml_editor_restricted_dsids', ''),
);
$form ['islandora_xacml_editor_restrictions']['islandora_xacml_editor_restricted_mimes'] = array(
'#type' => 'textarea',
'#title' => t('MIME type'),
'#default_value' => variable_get('islandora_xacml_editor_restricted_mimes', ''),
);
$form['islandora_xacml_editor_defaults'] = array(
'#type' => 'fieldset',
'#title' => t('Default users and roles'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#description' => t('The users and roles that will appear as the default selected unless there is a existing XACML policy attached to an object.'),
);
// Get the user list.
$users = array();
$result = db_query('SELECT u.uid, u.name FROM {users} u');
while ($user = db_fetch_object($result)) {
$user->uid == 0 ? $users['anonymous'] = 'anonymous' : $users[$user->name] = $user->name;
if ($user->uid == 1) {
$admin_user = $user->name;
$form_state['storage']['admin_user'] = $user->name;
}
}
// Get role list.
$roles = array();
$result = db_query('SELECT r.rid, r.name FROM {role} r');
while ($role = db_fetch_object($result)) {
$role->rid == 0 ? $roles['anonymous'] = 'anonymous' : $roles[$role->name] = $role->name;
}
$form['islandora_xacml_editor_defaults']['islandora_xacml_editor_default_users'] = array(
'#type' => 'select',
'#title' => t('Users'),
'#options' => $users,
'#default_value' => variable_get('islandora_xacml_editor_default_users', 'admin'),
'#multiple' => TRUE,
'#size' => 10,
'#prefix' => '<div class="islandora_xacml_selects">',
);
$form['islandora_xacml_editor_defaults']['islandora_xacml_editor_default_roles'] = array(
'#type' => 'select',
'#title' => t('Roles'),
'#default_value' => variable_get('islandora_xacml_editor_default_roles', 'administrator'),
'#options' => $roles,
'#multiple' => TRUE,
'#size' => 10,
'#suffix' => '</div>',
);
return system_settings_form($form);
}
/**
* The XACML editing form.
*/
function islandora_xacml_editor_page(&$form_state, $object_pid, $xacml_dsid) {
drupal_add_css(drupal_get_path('module', 'islandora_xacml_editor') . '/css/islandora_xacml_editor.css');
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
module_load_include('inc', 'islandora_xacml_api', 'Xacml');
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
module_load_include('inc', 'php_lib', 'Ahah');
Ahah::get_ahah_js();
// When we call in from top level collections in JS get get the
// pid being undefined.
if ($object_pid == 'undefined' || !$object_pid) {
$object_pid = variable_get('fedora_repository_pid', 'islandora:top');
}
if (!isset($form_state['storage'])) {
$form_state['storage'] = array();
$form_state['storage']['object_pid'] = $object_pid;
$form_state['storage']['xacml_dsid'] = $xacml_dsid;
}
if (!valid_pid($object_pid) || !valid_dsid($xacml_dsid)) {
drupal_not_found();
exit();
}
$object = new Fedora_Item($object_pid);
if (!$object->exists()) {
drupal_not_found();
exit();
}
$breadcrumbs = array();
$object_helper = new ObjectHelper();
$object_helper->getBreadcrumbs($object_pid, $breadcrumbs);
drupal_set_breadcrumb(array_reverse($breadcrumbs));
$datastreams = $object->get_datastreams_list_as_array();
$mime = array();
$dsid = array();
module_load_include('inc', 'fedora_repository', 'ContentModel');
if ($xacml_dsid == 'CHILD_SECURITY') {
module_load_include('inc', 'fedora_repository', 'CollectionPolicy');
$collection = CollectionPolicy::loadFromCollection($object_pid);
if ($collection) {
$cms = $collection->getContentModels();
foreach ($cms as $cm) {
$contentmodel = ContentModel::loadFromModel($cm->pid);
if ($contentmodel) {
$tmp = $contentmodel->getMimetypes();
foreach ($tmp as $t) {
$mime[$t] = $t;
}
}
}
}
}
else {
$contentmodel = ContentModel::loadFromObject($object_pid);
if ($contentmodel) {
$tmp = $contentmodel->getMimetypes();
foreach ($tmp as $t) {
$mime[$t] = $t;
}
}
}
foreach ($datastreams as $k => $ds) {
$mime[$ds['MIMEType']] = $ds['MIMEType'];
$dsid[$k] = $k;
}
// Get the user list.
$users = array();
$result = db_query('SELECT u.uid, u.name FROM {users} u');
while ($user = db_fetch_object($result)) {
$user->uid == 0 ? $users['anonymous'] = 'anonymous' : $users[$user->name] = $user->name;
if ($user->uid == 1) {
$admin_user = $user->name;
$form_state['storage']['admin_user'] = $user->name;
}
}
// Current user.
$form_state['storage']['current_user'] = $GLOBALS['user']->name;
// Get role list.
$roles = array();
$result = db_query('SELECT r.rid, r.name FROM {role} r');
while ($role = db_fetch_object($result)) {
$role->rid == 0 ? $roles['anonymous'] = 'anonymous' : $roles[$role->name] = $role->name;
}
$new_xacml = FALSE;
if (array_key_exists($xacml_dsid, $datastreams)) {
module_load_include('inc', 'islandora_xacml_api', 'XacmlException');
// Here we populate the form.
$xml = $object->get_datastream_dissemination($xacml_dsid);