/**
* Lookup all plugin slots of a component
*/
static function lookupPluginSlots($a_type, $a_name)
{
// global $ilDB;
$cached_component = ilCachedComponentData::getInstance();
$recs = $cached_component->lookupPluginSlotByComponent($a_type . "/" . $a_name);
//$set = $ilDB->query("SELECT * FROM il_pluginslot WHERE component = ".
// $ilDB->quote($a_type."/".$a_name, "text"));
$ps = array();
//echo "<br>".$a_type."/".$a_name;
//while($rec = $ilDB->fetchAssoc($set))
foreach ($recs as $rec) {
$rec["dir"] = "Customizing/global/plugins/" . $a_type . "/" . $a_name . "/" . $rec["name"];
$rec["dir_pres"] = "Customizing/global/plugins/<br />" . $a_type . "/" . $a_name . "/" . $rec["name"];
$rec["lang_prefix"] = ilComponent::lookupId($a_type, $a_name) . "_" . $rec["id"] . "_";
$ps[$rec["id"]] = $rec;
}
return $ps;
}
/**
* Get slot prefix, used for lang vars and db tables. Needs
* plugin id appended.
*/
function getPrefix()
{
if ($this->prefix == "") {
$this->prefix = ilComponent::lookupId($this->getComponentType(), $this->getComponentName()) . "_" . $this->getSlotId();
}
return $this->prefix;
}
/**
* Lookup all plugin slots of a component
*/
static function lookupPluginSlots($a_type, $a_name)
{
global $ilDB;
$set = $ilDB->query("SELECT * FROM il_pluginslot WHERE component = " . $ilDB->quote($a_type . "/" . $a_name, "text"));
$ps = array();
//echo "<br>".$a_type."/".$a_name;
while ($rec = $ilDB->fetchAssoc($set)) {
$rec["dir"] = "Customizing/global/plugins/" . $a_type . "/" . $a_name . "/" . $rec["name"];
$rec["dir_pres"] = "Customizing/global/plugins/<br />" . $a_type . "/" . $a_name . "/" . $rec["name"];
$rec["lang_prefix"] = ilComponent::lookupId($a_type, $a_name) . "_" . $rec["id"] . "_";
$ps[$rec["id"]] = $rec;
}
return $ps;
}
/**
* Get css file location
*/
public final function getStyleSheetLocation($a_css_file)
{
$d2 = ilComponent::lookupId($this->getComponentType(), $this->getComponentName()) . "_" . $this->getSlotId() . "_" . ilPlugin::lookupIdForName($this->getComponentType(), $this->getComponentName(), $this->getSlotId(), $this->getPluginName());
$css = ilUtil::getStyleSheetLocation("output", $a_css_file, $d2);
if (is_int(strpos($css, "Customizing"))) {
return $css;
}
return $this->getDirectory() . "/templates/" . $a_css_file;
}
/**
* Check access rights of the requested file
* @access public
*/
public function checkAccess()
{
global $ilLog, $ilUser, $ilObjDataCache, $objDefinition;
// an error already occurred at class initialisation
if ($this->errorcode) {
return false;
}
// check for type by subdirectory
$pos1 = strpos($this->subpath, "lm_data/lm_") + 11;
$pos2 = strpos($this->subpath, "mobs/mm_") + 8;
$pos3 = strpos($this->subpath, "usr_images/") + 11;
$pos4 = strpos($this->subpath, "sec") + 3;
$obj_id = 0;
$type = 'none';
// trying to access data within a learning module folder
if ($pos1 > 11) {
$type = 'lm';
$seperator = strpos($this->subpath, '/', $pos1);
$obj_id = substr($this->subpath, $pos1, ($seperator > 0 ? $seperator : strlen($this->subpath)) - $pos1);
} else {
if ($pos2 > 8) {
$type = 'mob';
$seperator = strpos($this->subpath, '/', $pos2);
$obj_id = substr($this->subpath, $pos2, ($seperator > 0 ? $seperator : strlen($this->subpath)) - $pos2);
} elseif ($pos3 > 11) {
$type = 'user_image';
// user images may be:
// upload_123pic, upload_123
// usr_123.jpg, usr_123_small.jpg, usr_123_xsmall.jpg, usr_123_xxsmall.jpg
$seperator = strpos($this->subpath, '_', $pos3);
$obj_id = (int) substr($this->subpath, $seperator + 1);
} elseif ($pos4 > 3) {
$plugin = false;
$seperator = strpos($this->subpath, '/', $pos4);
$path = explode("/", substr($this->subpath, $seperator + 1));
$component = array_shift($path);
if (substr($component, 0, 2) == "il") {
$component = substr($component, 2);
$comp_dir = null;
if (ilComponent::lookupId(IL_COMP_MODULE, $component)) {
$comp_dir = "Modules";
} else {
if (ilComponent::lookupId(IL_COMP_SERVICE, $component)) {
$comp_dir = "Services";
} else {
if ($objDefinition->isPlugin($pl_id = strtolower($component))) {
$comp_class = $objDefinition->getClassName($pl_id);
$comp_dir = $objDefinition->getLocation($pl_id);
$plugin = true;
}
}
}
if ($comp_dir) {
if ($plugin) {
$comp_class = "il" . $comp_class . "WebAccessChecker";
$comp_include = $comp_dir . "/class." . $comp_class . ".php";
} else {
$comp_class = "il" . $component . "WebAccessChecker";
$comp_include = $comp_dir . "/" . $component . "/classes/class." . $comp_class . ".php";
}
if (file_exists($comp_include)) {
include_once $comp_include;
if (class_exists($comp_class)) {
$comp_inst = new $comp_class();
if ($comp_inst instanceof ilComponentWebAccessChecker) {
if ($comp_inst->isValidPath($path)) {
$type = "sec";
}
}
}
}
}
}
}
}
if (!$obj_id && $type != "sec" || $type == 'none') {
$this->errorcode = 404;
$this->errortext = $this->lng->txt("obj_not_found");
return false;
}
// #13237 - if imporint is display on login page we have user id 0
if ($type == "mob") {
$usages = ilObjMediaObject::lookupUsages($obj_id);
foreach ($usages as $usage) {
if ($usage['type'] == 'impr:pg') {
return $this->checkAccessMobUsage($usage, 1);
}
}
}
// get proper user id (could be anonymous)
ilInitialisation::authenticate();
// do this here because ip based checking may be set after construction
$this->determineUser();
switch ($type) {
// SCORM or HTML learning module
case 'lm':
if ($this->checkAccessObject($obj_id)) {
return true;
}
break;
// media object
// media object
case 'mob':
if ($this->checkAccessMob($obj_id)) {
return true;
}
break;
// image in user profile
// image in user profile
case 'user_image':
if ($this->checkAccessUserImage($obj_id)) {
return true;
}
break;
case 'sec':
if ($obj_id = $comp_inst->getRepositoryObjectId()) {
return $this->checkAccessObject($obj_id);
} else {
return $comp_inst->checkAccess($this->check_users);
}
break;
}
// none of the checks above gives access
$this->errorcode = 403;
$this->errortext = $this->lng->txt('msg_no_perm_read');
return false;
}
