mirror of https://github.com/MISP/MISP
291 lines
9.0 KiB
PHP
291 lines
9.0 KiB
PHP
<?php
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App::uses('AppModel', 'Model');
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class SharingGroup extends AppModel {
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public $actsAs = array(
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'Containable',
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'SysLogLogable.SysLogLogable' => array( // TODO Audit, logable
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'roleModel' => 'SharingGroup',
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'roleKey' => 'sharing_group_id',
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'change' => 'full'
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),
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);
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public $validate = array(
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'name' => array(
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'unique' => array(
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'rule' => 'isUnique',
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'message' => 'A sharing group with this name already exists.'
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),
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'valueNotEmpty' => array(
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'rule' => array('valueNotEmpty'),
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),
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),
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'uuid' => array(
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'uuid' => array(
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'rule' => array('uuid'),
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'message' => 'Please provide a valid UUID'
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),
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)
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);
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public $hasMany = array(
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'SharingGroupOrg' => array(
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'className' => 'SharingGroupOrg',
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'foreignKey' => 'sharing_group_id',
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'dependent' => true, // cascade deletes
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),
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'SharingGroupServer' => array(
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'className' => 'SharingGroupServer',
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'foreignKey' => 'sharing_group_id',
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'dependent' => true, // cascade deletes
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),
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'Event',
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'Attribute',
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'Thread'
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);
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public $belongsTo = array(
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'Organisation' => array(
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'className' => 'Organisation',
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'foreignKey' => 'org_id',
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)
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);
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public function beforeValidate($options = array()) {
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parent::beforeValidate();
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if (empty($this->data['SharingGroup']['uuid'])) {
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$this->data['SharingGroup']['uuid'] = $this->generateUuid();
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}
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$date = date('Y-m-d H:i:s');
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if (empty($this->data['SharingGroup']['date_created'])) {
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$this->data['SharingGroup']['date_created'] = $date;
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}
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$this->data['SharingGroup']['date_modified'] = $date;
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return true;
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}
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public function beforeDelete($cascade = false){
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$countEvent = $this->Event->find('count', array(
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'recursive' => -1,
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'conditions' => array('sharing_group_id' => $this->id)
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));
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$countThread = $this->Thread->find('count', array(
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'recursive' => -1,
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'conditions' => array('sharing_group_id' => $this->id)
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));
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$countAttribute = $this->Attribute->find('count', array(
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'recursive' => -1,
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'conditions' => array('sharing_group_id' => $this->id)
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));
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if (($countEvent + $countThread + $countAttribute) == 0) return true;
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return false;
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}
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public function fetchAllAuthorisedForServer($server) {
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$conditions = array();
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$ids = array();
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//fetchAllSGsForServer($server_id)
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$sgs = $this->find('list', array(
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'recursive' => -1,
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'fields' => array('id', 'name'),
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'order' => 'name ASC',
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'conditions' => $conditions,
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));
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}
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// returns a list of all sharing groups that the user is allowed to see
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// scope can be:
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// full: Entire SG object with all organisations and servers attached
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// name: array in ID => name key => value format
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// false: array with all IDs
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public function fetchAllAuthorised($user, $scope = false, $active = false) {
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$conditions = array();
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if ($active !== false) $conditions['AND'][] = array('SharingGroup.active' => $active);
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if ($user['Role']['perm_site_admin']) {
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$sgs = $this->find('all', array(
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'recursive' => -1,
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'fields' => array('id'),
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'conditions' => $conditions
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));
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$ids = array();
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foreach ($sgs as $sg) $ids[] = $sg['SharingGroup']['id'];
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} else {
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$ids = array_unique(array_merge($this->SharingGroupServer->fetchAllAuthorised(), $this->SharingGroupOrg->fetchAllAuthorised($user['Organisation']['id'])));
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}
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if ($scope === 'full') {
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if (!empty($ids)) $conditions['And'][] = array('SharingGroup.id' => $ids);
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$sgs = $this->find('all', array(
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'contain' => array('SharingGroupServer' => array('Server'), 'SharingGroupOrg' => array('Organisation'), 'Organisation'),
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'conditions' => $conditions,
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'order' => 'name ASC'
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));
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return $sgs;
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} else if ($scope == 'name') {
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if (!empty($ids)) $conditions['And'][] = array('SharingGroup.id' => $ids);
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$sgs = $this->find('list', array(
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'recursive' => -1,
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'fields' => array('id', 'name'),
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'order' => 'name ASC',
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'conditions' => $conditions,
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));
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return $sgs;
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} else {
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return $ids;
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}
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}
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public function checkIfAuthorisedExtend($user, $id) {
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if ($this->checkIfOwner($user, $id)) return true;
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$this->id = $id;
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if (!$this->exists()) return false;
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$sg = $this->SharingGroupOrg->find('first', array(
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'conditions' => array(
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'sharing_group_id' => $id,
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'org_id' => $user['org_id'],
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'extend' => 1,
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),
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'recursive' => -1,
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'fields' => array('id', 'org_id', 'extend')
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));
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if (empty($sg)) return false;
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else return true;
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}
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// returns true if the SG exists and the user is allowed to see it
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public function checkIfAuthorised($user, $id) {
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if (!isset($user['id'])) throw new MethodNotAllowedException('Invalid user.');
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$this->id = $id;
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if (!$this->exists()) return false;
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if ($user['Role']['perm_site_admin'] || $this->SharingGroupServer->checkIfAuthorised($id) || $this->SharingGroupOrg->checkIfAuthorised($id, $user['org_id'])) return true;
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return false;
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}
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public function checkIfOwner($user, $id) {
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if (!isset($user['id'])) throw new MethodNotAllowedException('Invalid user.');
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$this->id = $id;
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if (!$this->exists()) return false;
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if ($user['Role']['perm_site_admin']) return true;
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$sg = $this->find('first', array(
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'conditions' => array('SharingGroup.id' => $id),
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'recursive' => -1,
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'fields' => array('id', 'org_id'),
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));
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return ($sg['SharingGroup']['org_id'] == $user['org_id']);
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}
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// Get all organisation ids that can see a SG
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public function getOrgsWithAccess($id) {
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$sg = $this->find('first', array(
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'conditions' => array('SharingGroup.id' => $id),
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'recursive' => -1,
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'fields' => array('id', 'org_id'),
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'contain' => array(
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'SharingGroupOrg' => array('fields' => array('id', 'org_id')),
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'SharingGroupServer' => array('fields' => array('id', 'server_id', 'all_orgs')),
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)
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));
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if (empty($sg)) return array();
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// if the current server is marked as "all orgs" in the sharing group, just return true
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foreach ($sg['SharingGroupServer'] as $sgs) {
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if ($sgs['server_id'] == 0) {
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if ('all_orgs') return true;
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}
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}
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// return a list of arrays with all organisations tied to the SG.
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$orgs = array();
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foreach ($sg['SharingGroupOrg'] as $sgo) {
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$orgs[] = $sgo['org_id'];
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}
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return $orgs;
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}
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public function checkIfServerInSG($sg, $server) {
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$results = array(
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'rule' => false,
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'orgs' => array(),
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);
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if (isset($sg['SharingGroupServer']) && !empty($sg['SharingGroupServer'])) {
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foreach ($sg['SharingGroupServer'] as $s) {
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if ($s['server_id'] == $server['Server']['id']) {
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if ($s['all_orgs']) return true;
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else $results['rule'] = 'conditional';
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}
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}
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if ($results['rule'] === false) return false;
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}
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foreach ($sg['SharingGroupOrg'] as $org) if ($org['Organisation']['uuid'] === $server['RemoteOrg']['uuid']) return true;
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return false;
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}
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public function getSGSyncRules($sg) {
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$results = array(
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'conditional' => array(),
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'full' => array(),
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'orgs' => array(),
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'no_server_settings' => false
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);
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if (isset($sg['SharingGroupServer'])) {
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foreach ($sg['SharingGroupServer'] as $server) {
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if ($server['server_id'] != 0) {
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if ($server['all_orgs']) $results['full'][] = $server['id'];
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else $results['conditional'][] = $server['id'];
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}
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}
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if (empty($results['full']) && empty($results['conditional'])) return false;
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} else {
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$results['no_server_settings'] = true;
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}
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foreach ($sg['SharingGroupOrg'] as $org) {
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$results['orgs'][] = $org['Organisation']['uuid'];
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}
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return $results;
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}
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public function captureSG($sg, $user) {
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$existingSG = $this->find('first', array(
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'recursive' => -1,
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'conditions' => array('SharingGroup.uuid' => $sg['uuid']),
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'contain' => array(
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'Organisation',
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'SharingGroupServer' => array('Server'),
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'SharingGroupOrg' => array('Organisation')
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)
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));
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if (empty($existingSG)) {
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$this->create();
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$newSG = array();
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$attributes = array('name', 'releasability', 'description', 'uuid', 'organisation_uuid', 'created', 'modified');
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foreach ($attributes as $a) $newSG[$a] = $sg[$a];
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$newSG['local'] = 0;
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$this->save($newSG);
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}
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$sg['org_id'] = $this->Organisation->captureOrg($sg['Organisation'], $user);
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unset ($sg['Organisation']);
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if (isset($sg['SharingGroupOrg']['id'])) {
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$temp = $sg['SharingGroupOrg'];
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unset($sg['SharingGroupOrg']);
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$sg['SharingGroupOrg'][0] = $temp;
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}
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foreach ($sg['SharingGroupOrg'] as $k => $org) {
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$sg['SharingGroupOrg'][$k]['org_id'] = $this->Organisation->captureOrg($org['Organisation'], $user);
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unset ($sg['SharingGroupOrg'][$k]['Organisation']);
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}
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if (isset($sg['SharingGroupServer']['id'])) {
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$temp = $sg['SharingGroupServer'];
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unset($sg['SharingGroupServer']);
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$sg['SharingGroupServer'][0] = $temp;
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}
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foreach ($sg['SharingGroupServer'] as $k => $server) {
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$sg['SharingGroupServer'][$k]['server_id'] = $this->SharingGroupServer->Server->captureServer($server['Server'], $user);
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if ($sg['SharingGroupServer'][$k]['server_id'] === false) unset ($sg['SharingGroupServer'][$k]);
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else unset ($sg['SharingGroupServer'][$k]['Server']);
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}
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if (!empty($existingSG)) return $existingSG[$this->alias]['id'];
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return $this->id;
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}
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}
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