'Boolean'
);
private static $many_many = array(
'Subsites' => Subsite::class
);
private static $defaults = array(
'AccessAllSubsites' => true
);
/**
* Migrations for GroupSubsites data.
*/
function requireDefaultRecords() {
// Migration for Group.SubsiteID data from when Groups only had a single subsite
$schema = $this->owner->getSchema();
$groupFields = DB::field_list($schema->tableName(Group::class));
// Detection of SubsiteID field is the trigger for old-style-subsiteID migration
if(isset($groupFields['SubsiteID'])) {
// Migrate subsite-specific data
DB::query('INSERT INTO "Group_Subsites" ("GroupID", "SubsiteID")
SELECT "ID", "SubsiteID" FROM "Group" WHERE "SubsiteID" > 0');
// Migrate global-access data
DB::query('UPDATE "Group" SET "AccessAllSubsites" = 1 WHERE "SubsiteID" = 0');
// Move the field out of the way so that this migration doesn't get executed again
DB::get_schema()->renameField(Group::class, 'SubsiteID', '_obsolete_SubsiteID');
// No subsite access on anything means that we've just installed the subsites module.
// Make all previous groups global-access groups
} else if(!DB::query('SELECT "Group"."ID" FROM "Group"
LEFT JOIN "Group_Subsites" ON "Group_Subsites"."GroupID" = "Group"."ID" AND "Group_Subsites"."SubsiteID" > 0
WHERE "AccessAllSubsites" = 1
OR "Group_Subsites"."GroupID" IS NOT NULL ')->value()) {
DB::query('UPDATE "Group" SET "AccessAllSubsites" = 1');
}
}
function updateCMSFields(FieldList $fields) {
if($this->owner->canEdit() ){
// i18n tab
$fields->findOrMakeTab('Root.Subsites',_t('GroupSubsites.SECURITYTABTITLE','Subsites'));
$subsites = Subsite::accessible_sites(array('ADMIN', 'SECURITY_SUBSITE_GROUP'), true);
$subsiteMap = $subsites->map();
// Prevent XSS injection
$subsiteMap = Convert::raw2xml($subsiteMap);
// Interface is different if you have the rights to modify subsite group values on
// all subsites
if(isset($subsiteMap[0])) {
$fields->addFieldToTab("Root.Subsites", new OptionsetField("AccessAllSubsites",
_t('GroupSubsites.ACCESSRADIOTITLE', 'Give this group access to'),
array(
1 => _t('GroupSubsites.ACCESSALL', "All subsites"),
0 => _t('GroupSubsites.ACCESSONLY', "Only these subsites"),
)
));
unset($subsiteMap[0]);
$fields->addFieldToTab("Root.Subsites", new CheckboxSetField("Subsites", "",
$subsiteMap));
} else {
if (sizeof($subsiteMap) <= 1) {
$fields->addFieldToTab("Root.Subsites", new ReadonlyField("SubsitesHuman",
_t('GroupSubsites.ACCESSRADIOTITLE', 'Give this group access to'),
reset($subsiteMap)));
} else {
$fields->addFieldToTab("Root.Subsites", new CheckboxSetField("Subsites",
_t('GroupSubsites.ACCESSRADIOTITLE', 'Give this group access to'),
$subsiteMap));
}
}
}
}
/**
* If this group belongs to a subsite,
* append the subsites title to the group title
* to make it easy to distinguish in the tree-view
* of the security admin interface.
*/
function alternateTreeTitle() {
if($this->owner->AccessAllSubsites) {
$title = _t('GroupSubsites.GlobalGroup', 'global group');
return htmlspecialchars($this->owner->Title, ENT_QUOTES) . ' (' . $title . ')';
} else {
$subsites = Convert::raw2xml(implode(", ", $this->owner->Subsites()->column('Title')));
return htmlspecialchars($this->owner->Title) . " ($subsites)";
}
}
/**
* Update any requests to limit the results to the current site
*/
public function augmentSQL(SQLSelect $query, DataQuery $dataQuery = null) {
if(Subsite::$disable_subsite_filter) return;
if(Cookie::get('noSubsiteFilter') == 'true') return;
// If you're querying by ID, ignore the sub-site - this is a bit ugly...
if(!$query->filtersOnID()) {
/*if($context = DataObject::context_obj()) $subsiteID = (int)$context->SubsiteID;
else */$subsiteID = (int)Subsite::currentSubsiteID();
// Don't filter by Group_Subsites if we've already done that
$hasGroupSubsites = false;
foreach($query->getFrom() as $item) {
if((is_array($item) && strpos($item['table'], 'Group_Subsites')!==false) || (!is_array($item) && strpos($item, 'Group_Subsites')!==false)) {
$hasGroupSubsites = true;
break;
}
}
if(!$hasGroupSubsites) {
if($subsiteID) {
$query->addLeftJoin("Group_Subsites", "\"Group_Subsites\".\"GroupID\"
= \"Group\".\"ID\" AND \"Group_Subsites\".\"SubsiteID\" = $subsiteID");
$query->addWhere("(\"Group_Subsites\".\"SubsiteID\" IS NOT NULL OR
\"Group\".\"AccessAllSubsites\" = 1)");
} else {
$query->addWhere("\"Group\".\"AccessAllSubsites\" = 1");
}
}
// WORKAROUND for databases that complain about an ORDER BY when the column wasn't selected (e.g. SQL Server)
$select=$query->getSelect();
if(isset($select[0]) && !$select[0] == 'COUNT(*)') {
$query->orderby = "\"AccessAllSubsites\" DESC" . ($query->orderby ? ', ' : '') . $query->orderby;
}
}
}
function onBeforeWrite() {
// New record test approximated by checking whether the ID has changed.
// Note also that the after write test is only used when we're *not* on a subsite
if($this->owner->isChanged('ID') && !Subsite::currentSubsiteID()) {
$this->owner->AccessAllSubsites = 1;
}
}
function onAfterWrite() {
// New record test approximated by checking whether the ID has changed.
// Note also that the after write test is only used when we're on a subsite
if($this->owner->isChanged('ID') && $currentSubsiteID = Subsite::currentSubsiteID()) {
$subsites = $this->owner->Subsites();
$subsites->add($currentSubsiteID);
}
}
function alternateCanEdit() {
// Find the sites that this group belongs to and the sites where we have appropriate perm.
$accessibleSites = Subsite::accessible_sites('CMS_ACCESS_SecurityAdmin')->column('ID');
$linkedSites = $this->owner->Subsites()->column('ID');
// We are allowed to access this site if at we have CMS_ACCESS_SecurityAdmin permission on
// at least one of the sites
return (bool)array_intersect($accessibleSites, $linkedSites);
}
function providePermissions() {
return array(
'SECURITY_SUBSITE_GROUP' => array(
'name' => _t('GroupSubsites.MANAGE_SUBSITES', 'Manage subsites for groups'),
'category' => _t('Permissions.PERMISSIONS_CATEGORY', 'Roles and access permissions'),
'help' => _t('GroupSubsites.MANAGE_SUBSITES_HELP', 'Ability to limit the permissions for a group to one or more subsites.'),
'sort' => 200
)
);
}
}
?>