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drupal-civicrm/sites/all/modules/civicrm/CRM/ACL/BAO/ACL.php

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2018-01-14 15:10:16 +02:00
<?php
/*
+--------------------------------------------------------------------+
| CiviCRM version 4.7 |
+--------------------------------------------------------------------+
| Copyright CiviCRM LLC (c) 2004-2017 |
+--------------------------------------------------------------------+
| This file is a part of CiviCRM. |
| |
| CiviCRM is free software; you can copy, modify, and distribute it |
| under the terms of the GNU Affero General Public License |
| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. |
| |
| CiviCRM is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the GNU Affero General Public License for more details. |
| |
| You should have received a copy of the GNU Affero General Public |
| License and the CiviCRM Licensing Exception along |
| with this program; if not, contact CiviCRM LLC |
| at info[AT]civicrm[DOT]org. If you have questions about the |
| GNU Affero General Public License or the licensing of CiviCRM, |
| see the CiviCRM license FAQ at http://civicrm.org/licensing |
+--------------------------------------------------------------------+
*/
/**
*
* @package CRM
* @copyright CiviCRM LLC (c) 2004-2017
*/
/**
* Access Control List
*/
class CRM_ACL_BAO_ACL extends CRM_ACL_DAO_ACL {
/**
* @var string
*/
static $_entityTable = NULL;
static $_objectTable = NULL;
static $_operation = NULL;
static $_fieldKeys = NULL;
/**
* Get ACL entity table.
*
* @return array|null
*/
public static function entityTable() {
if (!self::$_entityTable) {
self::$_entityTable = array(
'civicrm_contact' => ts('Contact'),
'civicrm_acl_role' => ts('ACL Role'),
);
}
return self::$_entityTable;
}
/**
* @return array|null
*/
public static function objectTable() {
if (!self::$_objectTable) {
self::$_objectTable = array(
'civicrm_contact' => ts('Contact'),
'civicrm_group' => ts('Group'),
'civicrm_saved_search' => ts('Contact Group'),
'civicrm_admin' => ts('Import'),
);
}
return self::$_objectTable;
}
/**
* @return array|null
*/
public static function operation() {
if (!self::$_operation) {
self::$_operation = array(
'View' => ts('View'),
'Edit' => ts('Edit'),
'Create' => ts('Create'),
'Delete' => ts('Delete'),
'Search' => ts('Search'),
'All' => ts('All'),
);
}
return self::$_operation;
}
/**
* Construct a WHERE clause to handle permissions to $object_*
*
* @param array $tables
* Any tables that may be needed in the FROM.
* @param string $operation
* The operation being attempted.
* @param string $object_table
* The table of the object in question.
* @param int $object_id
* The ID of the object in question.
* @param int $acl_id
* If it's a grant/revoke operation, the ACL ID.
* @param bool $acl_role
* For grant operations, this flag determines if we're granting a single acl (false) or an entire group.
*
* @return string
* The WHERE clause, or 0 on failure
*/
public static function permissionClause(
&$tables, $operation,
$object_table = NULL, $object_id = NULL,
$acl_id = NULL, $acl_role = FALSE
) {
$dao = new CRM_ACL_DAO_ACL();
$t = array(
'ACL' => self::getTableName(),
'ACLRole' => 'civicrm_acl_role',
'ACLEntityRole' => CRM_ACL_DAO_EntityRole::getTableName(),
'Contact' => CRM_Contact_DAO_Contact::getTableName(),
'Group' => CRM_Contact_DAO_Group::getTableName(),
'GroupContact' => CRM_Contact_DAO_GroupContact::getTableName(),
);
$contact_id = CRM_Core_Session::getLoggedInContactID();
$where = " {$t['ACL']}.operation = '" . CRM_Utils_Type::escape($operation, 'String') . "'";
/* Include clause if we're looking for a specific table/id permission */
if (!empty($object_table)) {
$where .= " AND ( {$t['ACL']}.object_table IS null
OR ({$t['ACL']}.object_table = '" . CRM_Utils_Type::escape($object_table, 'String') . "'";
if (!empty($object_id)) {
$where .= " AND ({$t['ACL']}.object_id IS null
OR {$t['ACL']}.object_id = " . CRM_Utils_Type::escape($object_id, 'Integer') . ')';
}
$where .= '))';
}
/* Include clause if we're granting an ACL or ACL Role */
if (!empty($acl_id)) {
$where .= " AND ({$t['ACL']}.acl_id IS null
OR {$t['ACL']}.acl_id = " . CRM_Utils_Type::escape($acl_id, 'Integer') . ')';
if ($acl_role) {
$where .= " AND {$t['ACL']}.acl_table = '{$t['ACLRole']}'";
}
else {
$where .= " AND {$t['ACL']}.acl_table = '{$t['ACL']}'";
}
}
$query = array();
/* Query for permissions granted to all contacts in the domain */
$query[] = "SELECT {$t['ACL']}.*, 0 as override
FROM {$t['ACL']}
WHERE {$t['ACL']}.entity_table = '{$t['Domain']}'
AND ($where)";
/* Query for permissions granted to all contacts through an ACL group */
$query[] = "SELECT {$t['ACL']}.*, 0 as override
FROM {$t['ACL']}
INNER JOIN {$t['ACLEntityRole']}
ON ({$t['ACL']}.entity_table = '{$t['ACLRole']}'
AND {$t['ACL']}.entity_id =
{$t['ACLEntityRole']}.acl_role_id)
INNER JOIN {$t['ACLRole']}
ON {$t['ACL']}.entity_id =
{$t['ACLRole']}.id
WHERE {$t['ACLEntityRole']}.entity_table =
'{$t['Domain']}'
AND {$t['ACLRole']}.is_active = 1
AND ($where)";
/* Query for permissions granted directly to the contact */
$query[] = "SELECT {$t['ACL']}.*, 1 as override
FROM {$t['ACL']}
INNER JOIN {$t['Contact']}
ON ({$t['ACL']}.entity_table = '{$t['Contact']}'
AND {$t['ACL']}.entity_id = {$t['Contact']}.id)
WHERE {$t['Contact']}.id = $contact_id
AND ($where)";
/* Query for permissions granted to the contact through an ACL group */
$query[] = "SELECT {$t['ACL']}.*, 1 as override
FROM {$t['ACL']}
INNER JOIN {$t['ACLEntityRole']}
ON ({$t['ACL']}.entity_table = '{$t['ACLRole']}'
AND {$t['ACL']}.entity_id =
{$t['ACLEntityRole']}.acl_role_id)
INNER JOIN {$t['ACLRole']}
ON {$t['ACL']}.entity_id = {$t['ACLRole']}.id
WHERE {$t['ACLEntityRole']}.entity_table =
'{$t['Contact']}'
AND {$t['ACLRole']}.is_active = 1
AND {$t['ACLEntityRole']}.entity_id = $contact_id
AND ($where)";
/* Query for permissions granted to the contact through a group */
$query[] = "SELECT {$t['ACL']}.*, 0 as override
FROM {$t['ACL']}
INNER JOIN {$t['GroupContact']}
ON ({$t['ACL']}.entity_table = '{$t['Group']}'
AND {$t['ACL']}.entity_id =
{$t['GroupContact']}.group_id)
WHERE ($where)
AND {$t['GroupContact']}.contact_id = $contact_id
AND {$t['GroupContact']}.status = 'Added')";
/* Query for permissions granted through an ACL group to a Contact
* group */
$query[] = "SELECT {$t['ACL']}.*, 0 as override
FROM {$t['ACL']}
INNER JOIN {$t['ACLEntityRole']}
ON ({$t['ACL']}.entity_table = '{$t['ACLRole']}'
AND {$t['ACL']}.entity_id =
{$t['ACLEntityRole']}.acl_role_id)
INNER JOIN {$t['ACLRole']}
ON {$t['ACL']}.entity_id = {$t['ACLRole']}.id
INNER JOIN {$t['GroupContact']}
ON ({$t['ACLEntityRole']}.entity_table =
'{$t['Group']}'
AND {$t['ACLEntityRole']}.entity_id =
{$t['GroupContact']}.group_id)
WHERE ($where)
AND {$t['ACLRole']}.is_active = 1
AND {$t['GroupContact']}.contact_id = $contact_id
AND {$t['GroupContact']}.status = 'Added'";
$union = '(' . implode(') UNION DISTINCT (', $query) . ')';
$dao->query($union);
$allow = array(0);
$deny = array(0);
$override = array();
while ($dao->fetch()) {
/* Instant bypass for the following cases:
* 1) the rule governs all tables
* 2) the rule governs all objects in the table in question
* 3) the rule governs the specific object we want
*/
if (empty($dao->object_table) ||
($dao->object_table == $object_table
&& (empty($dao->object_id)
|| $dao->object_id == $object_id
)
)
) {
$clause = 1;
}
else {
/* Otherwise try to generate a clause for this rule */
$clause = self::getClause(
$dao->object_table, $dao->object_id, $tables
);
/* If the clause returned is null, then the rule is a blanket
* (id is null) on a table other than the one we're interested
* in. So skip it. */
if (empty($clause)) {
continue;
}
}
/* Now we figure out if this is an allow or deny rule, and possibly
* a contact-level override */
if ($dao->deny) {
$deny[] = $clause;
}
else {
$allow[] = $clause;
if ($dao->override) {
$override[] = $clause;
}
}
}
$allows = '(' . implode(' OR ', $allow) . ')';
$denies = '(' . implode(' OR ', $deny) . ')';
if (!empty($override)) {
$denies = '(NOT (' . implode(' OR ', $override) . ") AND $denies)";
}
return "($allows AND NOT $denies)";
}
/**
* Given a table and id pair, return the filter clause
*
* @param string $table
* The table owning the object.
* @param int $id
* The ID of the object.
* @param array $tables
* Tables that will be needed in the FROM.
*
* @return string|null
* WHERE-style clause to filter results,
* or null if $table or $id is null
*/
public static function getClause($table, $id, &$tables) {
$table = CRM_Utils_Type::escape($table, 'String');
$id = CRM_Utils_Type::escape($id, 'Integer');
$whereTables = array();
$ssTable = CRM_Contact_BAO_SavedSearch::getTableName();
if (empty($table)) {
return NULL;
}
elseif ($table == $ssTable) {
return CRM_Contact_BAO_SavedSearch::whereClause($id, $tables, $whereTables);
}
elseif (!empty($id)) {
$tables[$table] = TRUE;
return "$table.id = $id";
}
return NULL;
}
/**
* Construct an associative array of an ACL rule's properties
*
* @param string $format
* Sprintf format for array.
* @param bool $hideEmpty
* Only return elements that have a value set.
*
* @return array
* Assoc. array of the ACL rule's properties
*/
public function toArray($format = '%s', $hideEmpty = FALSE) {
$result = array();
if (!self::$_fieldKeys) {
$fields = CRM_ACL_DAO_ACL::fields();
self::$_fieldKeys = array_keys($fields);
}
foreach (self::$_fieldKeys as $field) {
$result[$field] = $this->$field;
}
return $result;
}
/**
* Retrieve ACLs for a contact or group. Note that including a contact id
* without a group id will return those ACL rules which are granted
* directly to the contact, but not those granted to the contact through
* any/all of his group memberships.
*
* @param int $contact_id
* ID of a contact to search for.
* @param int $group_id
* ID of a group to search for.
* @param bool $aclRoles
* Should we include ACL Roles.
*
* @return array
* Array of assoc. arrays of ACL rules
*/
public static function &getACLs($contact_id = NULL, $group_id = NULL, $aclRoles = FALSE) {
$results = array();
if (empty($contact_id)) {
return $results;
}
$contact_id = CRM_Utils_Type::escape($contact_id, 'Integer');
if ($group_id) {
$group_id = CRM_Utils_Type::escape($group_id, 'Integer');
}
$rule = new CRM_ACL_BAO_ACL();
$acl = self::getTableName();
$contact = CRM_Contact_BAO_Contact::getTableName();
$c2g = CRM_Contact_BAO_GroupContact::getTableName();
$group = CRM_Contact_BAO_Group::getTableName();
$query = " SELECT $acl.*
FROM $acl ";
if (!empty($group_id)) {
$query .= " INNER JOIN $c2g
ON $acl.entity_id = $c2g.group_id
WHERE $acl.entity_table = '$group'
AND $acl.is_active = 1
AND $c2g.group_id = $group_id";
if (!empty($contact_id)) {
$query .= " AND $c2g.contact_id = $contact_id
AND $c2g.status = 'Added'";
}
}
else {
if (!empty($contact_id)) {
$query .= " WHERE $acl.entity_table = '$contact'
AND $acl.entity_id = $contact_id";
}
}
$rule->query($query);
while ($rule->fetch()) {
$results[$rule->id] = $rule->toArray();
}
if ($aclRoles) {
$results += self::getACLRoles($contact_id, $group_id);
}
return $results;
}
/**
* Get all of the ACLs through ACL groups.
*
* @param int $contact_id
* ID of a contact to search for.
* @param int $group_id
* ID of a group to search for.
*
* @return array
* Array of assoc. arrays of ACL rules
*/
public static function &getACLRoles($contact_id = NULL, $group_id = NULL) {
$contact_id = CRM_Utils_Type::escape($contact_id, 'Integer');
if ($group_id) {
$group_id = CRM_Utils_Type::escape($group_id, 'Integer');
}
$rule = new CRM_ACL_BAO_ACL();
$acl = self::getTableName();
$aclRole = 'civicrm_acl_role';
$aclRoleJoin = CRM_ACL_DAO_EntityRole::getTableName();
$contact = CRM_Contact_BAO_Contact::getTableName();
$c2g = CRM_Contact_BAO_GroupContact::getTableName();
$group = CRM_Contact_BAO_Group::getTableName();
$query = " SELECT $acl.*
FROM $acl
INNER JOIN civicrm_option_group og
ON og.name = 'acl_role'
INNER JOIN civicrm_option_value ov
ON $acl.entity_table = '$aclRole'
AND ov.option_group_id = og.id
AND $acl.entity_id = ov.value";
if (!empty($group_id)) {
$query .= " INNER JOIN $c2g
ON $acl.entity_id = $c2g.group_id
WHERE $acl.entity_table = '$group'
AND $acl.is_active = 1
AND $c2g.group_id = $group_id";
if (!empty($contact_id)) {
$query .= " AND $c2g.contact_id = $contact_id
AND $c2g.status = 'Added'";
}
}
else {
if (!empty($contact_id)) {
$query .= " WHERE $acl.entity_table = '$contact'
AND $acl.is_active = 1
AND $acl.entity_id = $contact_id";
}
}
$results = array();
$rule->query($query);
while ($rule->fetch()) {
$results[$rule->id] = $rule->toArray();
}
return $results;
}
/**
* Get all ACLs granted to a contact through all group memberships.
*
* @param int $contact_id
* The contact's ID.
* @param bool $aclRoles
* Include ACL Roles?.
*
* @return array
* Assoc array of ACL rules
*/
public static function &getGroupACLs($contact_id, $aclRoles = FALSE) {
$contact_id = CRM_Utils_Type::escape($contact_id, 'Integer');
$rule = new CRM_ACL_BAO_ACL();
$acl = self::getTableName();
$c2g = CRM_Contact_BAO_GroupContact::getTableName();
$group = CRM_Contact_BAO_Group::getTableName();
$results = array();
if ($contact_id) {
$query = "
SELECT $acl.*
FROM $acl
INNER JOIN $c2g
ON $acl.entity_id = $c2g.group_id
WHERE $acl.entity_table = '$group'
AND $c2g.contact_id = $contact_id
AND $c2g.status = 'Added'";
$rule->query($query);
while ($rule->fetch()) {
$results[$rule->id] = $rule->toArray();
}
}
if ($aclRoles) {
$results += self::getGroupACLRoles($contact_id);
}
return $results;
}
/**
* Get all of the ACLs for a contact through ACL groups owned by Contact.
* groups.
*
* @param int $contact_id
* ID of a contact to search for.
*
* @return array
* Array of assoc. arrays of ACL rules
*/
public static function &getGroupACLRoles($contact_id) {
$contact_id = CRM_Utils_Type::escape($contact_id, 'Integer');
$rule = new CRM_ACL_BAO_ACL();
$acl = self::getTableName();
$aclRole = 'civicrm_acl_role';
$aclER = CRM_ACL_DAO_EntityRole::getTableName();
$c2g = CRM_Contact_BAO_GroupContact::getTableName();
$group = CRM_Contact_BAO_Group::getTableName();
$query = " SELECT $acl.*
FROM $acl
INNER JOIN civicrm_option_group og
ON og.name = 'acl_role'
INNER JOIN civicrm_option_value ov
ON $acl.entity_table = '$aclRole'
AND ov.option_group_id = og.id
AND $acl.entity_id = ov.value
AND ov.is_active = 1
INNER JOIN $aclER
ON $aclER.acl_role_id = $acl.entity_id
AND $aclER.is_active = 1
INNER JOIN $c2g
ON $aclER.entity_id = $c2g.group_id
AND $aclER.entity_table = 'civicrm_group'
WHERE $acl.entity_table = '$aclRole'
AND $acl.is_active = 1
AND $c2g.contact_id = $contact_id
AND $c2g.status = 'Added'";
$results = array();
$rule->query($query);
while ($rule->fetch()) {
$results[$rule->id] = $rule->toArray();
}
// also get all acls for "Any Role" case
// and authenticated User Role if present
$roles = "0";
$session = CRM_Core_Session::singleton();
if ($session->get('ufID') > 0) {
$roles .= ",2";
}
$query = "
SELECT $acl.*
FROM $acl
WHERE $acl.entity_id IN ( $roles )
AND $acl.entity_table = 'civicrm_acl_role'
";
$rule->query($query);
while ($rule->fetch()) {
$results[$rule->id] = $rule->toArray();
}
return $results;
}
/**
* Get all ACLs owned by a given contact, including domain and group-level.
*
* @param int $contact_id
* The contact ID.
*
* @return array
* Assoc array of ACL rules
*/
public static function &getAllByContact($contact_id) {
$result = array();
/* First, the contact-specific ACLs, including ACL Roles */
$result += self::getACLs($contact_id, NULL, TRUE);
/* Then, all ACLs granted through group membership */
$result += self::getGroupACLs($contact_id, TRUE);
return $result;
}
/**
* @param array $params
*
* @return CRM_ACL_DAO_ACL
*/
public static function create(&$params) {
$dao = new CRM_ACL_DAO_ACL();
$dao->copyValues($params);
$dao->save();
return $dao;
}
/**
* @param array $params
* @param $defaults
*/
public static function retrieve(&$params, &$defaults) {
CRM_Core_DAO::commonRetrieve('CRM_ACL_DAO_ACL', $params, $defaults);
}
/**
* Update the is_active flag in the db.
*
* @param int $id
* Id of the database record.
* @param bool $is_active
* Value we want to set the is_active field.
*
* @return Object
* DAO object on success, null otherwise
*/
public static function setIsActive($id, $is_active) {
// note this also resets any ACL cache
CRM_Core_BAO_Cache::deleteGroup('contact fields');
return CRM_Core_DAO::setFieldValue('CRM_ACL_DAO_ACL', $id, 'is_active', $is_active);
}
/**
* @param $str
* @param int $contactID
*
* @return bool
*/
public static function check($str, $contactID) {
$acls = CRM_ACL_BAO_Cache::build($contactID);
$aclKeys = array_keys($acls);
$aclKeys = implode(',', $aclKeys);
if (empty($aclKeys)) {
return FALSE;
}
$query = "
SELECT count( a.id )
FROM civicrm_acl_cache c, civicrm_acl a
WHERE c.acl_id = a.id
AND a.is_active = 1
AND a.object_table = %1
AND a.id IN ( $aclKeys )
";
$params = array(1 => array($str, 'String'));
$count = CRM_Core_DAO::singleValueQuery($query, $params);
return ($count) ? TRUE : FALSE;
}
/**
* @param $type
* @param $tables
* @param $whereTables
* @param int $contactID
*
* @return null|string
*/
public static function whereClause($type, &$tables, &$whereTables, $contactID = NULL) {
$acls = CRM_ACL_BAO_Cache::build($contactID);
$whereClause = NULL;
$clauses = array();
if (!empty($acls)) {
$aclKeys = array_keys($acls);
$aclKeys = implode(',', $aclKeys);
$query = "
SELECT a.operation, a.object_id
FROM civicrm_acl_cache c, civicrm_acl a
WHERE c.acl_id = a.id
AND a.is_active = 1
AND a.object_table = 'civicrm_saved_search'
AND a.id IN ( $aclKeys )
ORDER BY a.object_id
";
$dao = CRM_Core_DAO::executeQuery($query);
// do an or of all the where clauses u see
$ids = array();
while ($dao->fetch()) {
// make sure operation matches the type TODO
if (self::matchType($type, $dao->operation)) {
if (!$dao->object_id) {
$ids = array();
$whereClause = ' ( 1 ) ';
break;
}
$ids[] = $dao->object_id;
}
}
if (!empty($ids)) {
$ids = implode(',', $ids);
$query = "
SELECT g.*
FROM civicrm_group g
WHERE g.id IN ( $ids )
AND g.is_active = 1
";
$dao = CRM_Core_DAO::executeQuery($query);
$staticGroupIDs = array();
$cachedGroupIDs = array();
while ($dao->fetch()) {
// currently operation is restrcited to VIEW/EDIT
if ($dao->where_clause) {
if ($dao->select_tables) {
$tmpTables = array();
foreach (unserialize($dao->select_tables) as $tmpName => $tmpInfo) {
if ($tmpName == '`civicrm_group_contact-' . $dao->id . '`') {
$tmpName = '`civicrm_group_contact-ACL`';
$tmpInfo = str_replace('civicrm_group_contact-' . $dao->id, 'civicrm_group_contact-ACL', $tmpInfo);
}
elseif ($tmpName == '`civicrm_group_contact_cache_' . $dao->id . '`') {
$tmpName = '`civicrm_group_contact_cache-ACL`';
$tmpInfo = str_replace('civicrm_group_contact_cache_' . $dao->id, 'civicrm_group_contact_cache-ACL', $tmpInfo);
}
$tmpTables[$tmpName] = $tmpInfo;
}
$tables = array_merge($tables,
$tmpTables
);
}
if ($dao->where_tables) {
$tmpTables = array();
foreach (unserialize($dao->where_tables) as $tmpName => $tmpInfo) {
if ($tmpName == '`civicrm_group_contact-' . $dao->id . '`') {
$tmpName = '`civicrm_group_contact-ACL`';
$tmpInfo = str_replace('civicrm_group_contact-' . $dao->id, 'civicrm_group_contact-ACL', $tmpInfo);
$staticGroupIDs[] = $dao->id;
}
elseif ($tmpName == '`civicrm_group_contact_cache_' . $dao->id . '`') {
$tmpName = '`civicrm_group_contact_cache-ACL`';
$tmpInfo = str_replace('civicrm_group_contact_cache_' . $dao->id, 'civicrm_group_contact_cache-ACL', $tmpInfo);
$cachedGroupIDs[] = $dao->id;
}
$tmpTables[$tmpName] = $tmpInfo;
}
$whereTables = array_merge($whereTables, $tmpTables);
}
}
if (($dao->saved_search_id || $dao->children || $dao->parents) &&
$dao->cache_date == NULL
) {
CRM_Contact_BAO_GroupContactCache::load($dao);
}
}
if ($staticGroupIDs) {
$clauses[] = '( `civicrm_group_contact-ACL`.group_id IN (' . implode(', ', $staticGroupIDs) . ') AND `civicrm_group_contact-ACL`.status IN ("Added") )';
}
if ($cachedGroupIDs) {
$clauses[] = '`civicrm_group_contact_cache-ACL`.group_id IN (' . implode(', ', $cachedGroupIDs) . ')';
}
}
}
if (!empty($clauses)) {
$whereClause = ' ( ' . implode(' OR ', $clauses) . ' ) ';
}
// call the hook to get additional whereClauses
CRM_Utils_Hook::aclWhereClause($type, $tables, $whereTables, $contactID, $whereClause);
if (empty($whereClause)) {
$whereClause = ' ( 0 ) ';
}
return $whereClause;
}
/**
* @param int $type
* @param int $contactID
* @param string $tableName
* @param null $allGroups
* @param null $includedGroups
*
* @return array
*/
public static function group(
$type,
$contactID = NULL,
$tableName = 'civicrm_saved_search',
$allGroups = NULL,
$includedGroups = NULL
) {
$userCacheKey = "{$contactID}_{$type}_{$tableName}_" . CRM_Core_Config::domainID() . '_' . md5(implode(',', array_merge((array) $allGroups, (array) $includedGroups)));
if (empty(Civi::$statics[__CLASS__]['permissioned_groups'])) {
Civi::$statics[__CLASS__]['permissioned_groups'] = array();
}
if (!empty(Civi::$statics[__CLASS__]['permissioned_groups'][$userCacheKey])) {
return Civi::$statics[__CLASS__]['permissioned_groups'][$userCacheKey];
}
$acls = CRM_ACL_BAO_Cache::build($contactID);
$ids = array();
if (!empty($acls)) {
$aclKeys = array_keys($acls);
$aclKeys = implode(',', $aclKeys);
$cacheKey = "$tableName-$aclKeys";
$cache = CRM_Utils_Cache::singleton();
$ids = $cache->get($cacheKey);
if (!$ids) {
$query = "
SELECT a.operation, a.object_id
FROM civicrm_acl_cache c, civicrm_acl a
WHERE c.acl_id = a.id
AND a.is_active = 1
AND a.object_table = %1
AND a.id IN ( $aclKeys )
GROUP BY a.operation,a.object_id
ORDER BY a.object_id
";
$params = array(1 => array($tableName, 'String'));
$dao = CRM_Core_DAO::executeQuery($query, $params);
while ($dao->fetch()) {
if ($dao->object_id) {
if (self::matchType($type, $dao->operation)) {
$ids[] = $dao->object_id;
}
}
else {
// this user has got the permission for all objects of this type
// check if the type matches
if (self::matchType($type, $dao->operation)) {
foreach ($allGroups as $id => $dontCare) {
$ids[] = $id;
}
}
break;
}
}
$cache->set($cacheKey, $ids);
}
}
if (empty($ids) && !empty($includedGroups) &&
is_array($includedGroups)
) {
$ids = $includedGroups;
}
if ($contactID) {
$groupWhere = '';
if (!empty($allGroups)) {
$groupWhere = " AND id IN (" . implode(',', array_keys($allGroups)) . ")";
}
// Contacts create hidden groups from search results. They should be able to retrieve their own.
$ownHiddenGroupsList = CRM_Core_DAO::singleValueQuery("
SELECT GROUP_CONCAT(id) FROM civicrm_group WHERE is_hidden =1 AND created_id = $contactID
$groupWhere
");
if ($ownHiddenGroupsList) {
$ownHiddenGroups = explode(',', $ownHiddenGroupsList);
$ids = array_merge((array) $ids, $ownHiddenGroups);
}
}
CRM_Utils_Hook::aclGroup($type, $contactID, $tableName, $allGroups, $ids);
Civi::$statics[__CLASS__]['permissioned_groups'][$userCacheKey] = $ids;
return $ids;
}
/**
* @param int $type
* @param $operation
*
* @return bool
*/
public static function matchType($type, $operation) {
$typeCheck = FALSE;
switch ($operation) {
case 'All':
$typeCheck = TRUE;
break;
case 'View':
if ($type == CRM_ACL_API::VIEW) {
$typeCheck = TRUE;
}
break;
case 'Edit':
if ($type == CRM_ACL_API::VIEW || $type == CRM_ACL_API::EDIT) {
$typeCheck = TRUE;
}
break;
case 'Create':
if ($type == CRM_ACL_API::CREATE) {
$typeCheck = TRUE;
}
break;
case 'Delete':
if ($type == CRM_ACL_API::DELETE) {
$typeCheck = TRUE;
}
break;
case 'Search':
if ($type == CRM_ACL_API::SEARCH) {
$typeCheck = TRUE;
}
break;
}
return $typeCheck;
}
/**
* Delete ACL records.
*
* @param int $aclId
* ID of the ACL record to be deleted.
*
*/
public static function del($aclId) {
// delete all entries from the acl cache
CRM_ACL_BAO_Cache::resetCache();
$acl = new CRM_ACL_DAO_ACL();
$acl->id = $aclId;
$acl->delete();
}
}
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