/**
* Look for a file
*
* @param string $search_text The search text entered, which contains tokens
* representing either file name or file content
* @param int $page The page we are showing the contents for
* @param int $categories An array of category ids to filter on (i.e. results
* must be in one or more to be included), or NULL to not filter
* by category
* @return array A data structure equivalent to the return value of "get_listing",
* containing the filter listing
*/
function search($search_text, $page = 1, $categories = NULL) {
global $CFG, $COURSE, $OUTPUT, $USER;
require_once($CFG->dirroot.'/repository/elisfiles/lib/lib.php');
$ret = array();
$shared = 0;
$oid = 0;
// Set id
if (!empty($USER->id)) {
$uid = $USER->id;
$cid = 0;
}
if (!empty($COURSE->id)) {
$cid = $COURSE->id;
$uid = 0;
}
// setting userid...
if ($this->context->contextlevel === CONTEXT_USER) {
$userid = $USER->id;
} else {
$userid = 0;
}
$courseid = $COURSE->id;
$uuid = false;
if ($ruuid = $this->elis_files->get_repository_location($courseid, $userid, $shared, $oid)) {
$uuid = $ruuid;
} else if ($duuid = $this->elis_files->get_default_browsing_location($courseid, $userid, $shared, $oid)) {
$uuid = $duuid;
}
$uuuid = $this->elis_files->get_user_store($USER->id);
if ($uuid == $uuuid) {
$uid = $USER->id;
} else {
$uid = 0;
}
$canedit = self::check_editing_permissions($COURSE->id, $shared, $oid, $uuid, $uid);
$ret['canedit'] = $canedit;
$ret['detailcols'] = array(array('field'=>'created',
'title'=>get_string('datecreated','repository_elisfiles')),
array('field'=>'modified',
'title'=>get_string('datemodified','repository_elisfiles')),
array('field'=>'owner',
'title'=>get_string('modifiedby','repository_elisfiles'))
);
$ret['dynload'] = true;
$ret['nologin'] = true;
$ret['showselectedactions'] = true;
$ret['showcurrentactions'] = false; // do not show current actions for search results because we are not in a folder
// Can only have either course or user id set
if (!empty($cid) && !empty($uid)) {
$cid = 0;
}
// Set permissible browsing locations
$ret['locations'] = array();
$this->elis_files->file_browse_options($cid, $uid, $shared, $oid, $ret['locations']);
$ret['list'] = array();
// Obtain the list of matching files
$query = $this->get_search_query($search_text, $categories);
$response = elis_files_utils_invoke_service('/moodle/lucenesearch?searchquery='.rawurlencode($query));
$sxml = RLsimpleXMLelement($response);
if ($sxml and $entries = $sxml->xpath('//entry')) {
foreach ($entries as $entry) {
// Include shared and oid parameters
$uuid = (string)$entry->uuid;
if ($properties = $this->elis_files->get_info($uuid)) {
if (strcmp($properties->type, "cmis:folder") !== 0 &&
strcmp($properties->type, "folder") !== 0) {
$params = array('path'=>$uuid,
'shared'=>(boolean)$shared,
'oid'=>(int)$oid,
'cid'=>(int)$cid,
'uid'=>(int)$uid);
$encodedpath = base64_encode(serialize($params));
$filesize = isset($properties->filesize) ? $properties->filesize : '';
$created = isset($properties->created) ? $properties->created : '';
$modified = isset($properties->modified) ? $properties->modified : '';
$owner = isset($properties->owner) ? $properties->owner : '';
$alfresco_version = elis_files_get_repository_version();
if ($alfresco_version == '3.2.1') {
$thumbnail = $OUTPUT->pix_url(file_extension_icon($entry->filename, 90))->out(false);
} else {
$thumbnail = $OUTPUT->pix_url(file_extension_icon($entry->icon, 90))->out(false);
}
$ret['list'][] = array('title'=>$properties->title,
'path'=>$encodedpath,
'size' => $filesize,
'thumbnail' => $thumbnail,
'datecreated'=>$created,
'datemodified'=>$modified,
'author'=>$owner,
'source'=>$uuid);
}
}
}
}
return $ret;
}
/**
* Perform a search for all content within a specific category.
*
* @param array $categories An array of category database records.
* @return object An object containing an array of folders and file node references.
*/
function elis_files_category_search($categories) {
$return = new stdClass;
$return->folders = array();
$return->files = array();
$nodes = array();
foreach ($categories as $category) {
$cattitle = elis_files_ISO_9075_map($category->title);
$response = elis_files_utils_invoke_service('/moodle/categorysearch/' . $cattitle);
$sxml = RLsimpleXMLelement($response);
if (empty($sxml)) {
return false;
}
foreach ($sxml->node as $node) {
if (!isset($nodes["$node->uuid"])) {
$nodes["$node->uuid"] = "$node->title";
}
}
}
if (!empty($nodes)) {
foreach ($nodes as $uuid => $title) {
$node = elis_files_node_properties($uuid);
$type = elis_files_get_type($node->uuid);
if ($type == ELIS_files::$type_folder) {
$return->folders[] = $node;
} else if ($type == ELIS_files::$type_document) {
$return->files[] = $node;
}
}
}
return $return;
}
