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<?php |
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/** |
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* Class LDAPMemberExtension. |
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* |
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* Adds mappings from AD attributes to SilverStripe {@link Member} fields. |
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*/ |
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class LDAPMemberExtension extends DataExtension |
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{ |
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/** |
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* @var array |
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*/ |
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private static $db = array( |
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// Unique user identifier, same field is used by SAMLMemberExtension |
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'GUID' => 'Varchar(50)', |
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'Username' => 'Varchar(64)', |
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'IsExpired' => 'Boolean', |
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'LastSynced' => 'SS_Datetime', |
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); |
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/** |
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* These fields are used by {@link LDAPMemberSync} to map specific AD attributes |
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* to {@link Member} fields. |
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* |
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* @var array |
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* @config |
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*/ |
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private static $ldap_field_mappings = array( |
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'givenname' => 'FirstName', |
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'samaccountname' => 'Username', |
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'sn' => 'Surname', |
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'mail' => 'Email', |
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); |
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/** |
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* The location (relative to /assets) where to save thumbnailphoto data. |
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* |
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* @var string |
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* @config |
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*/ |
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private static $ldap_thumbnail_path = 'Uploads'; |
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/** |
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* When enabled, LDAP managed Member records (GUID flag) |
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* have their data written back to LDAP on write. |
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* |
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* This requires setting write permissions on the user configured in the LDAP |
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* credentials, which is why this is disabled by default. |
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* |
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* @var bool |
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* @config |
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*/ |
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private static $update_ldap_from_local = false; |
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/** |
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* If enabled, Member records with a Username field have the user created in LDAP |
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* on write. |
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* |
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* This requires setting write permissions on the user configured in the LDAP |
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* credentials, which is why this is disabled by default. |
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* |
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* Note that some constants must be configured in your environment file: |
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* LDAP_NEW_USERS_DN - where to place users in the directory. e.g. "OU=Users,DC=mydomain,DC=com" |
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* |
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* @var bool |
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* @config |
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*/ |
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private static $create_users_in_ldap = false; |
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/** |
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* If enabled, deleting Member records mapped to LDAP deletes the LDAP user. |
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* |
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* This requires setting write permissions on the user configured in the LDAP |
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* credentials, which is why this is disabled by default. |
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* |
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* @var bool |
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* @config |
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*/ |
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private static $delete_users_in_ldap = false; |
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/** |
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* @param FieldList $fields |
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*/ |
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public function updateCMSFields(FieldList $fields) |
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{ |
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// Redo LDAP metadata fields as read-only and move to LDAP tab. |
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$ldapMetadata = array(); |
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$fields->replaceField('GUID', $ldapMetadata[] = new ReadonlyField('GUID')); |
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$fields->replaceField('IsExpired', $ldapMetadata[] = new ReadonlyField( |
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'IsExpired', |
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_t('LDAPMemberExtension.ISEXPIRED', 'Has user\'s LDAP/AD login expired?')) |
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); |
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$fields->replaceField('LastSynced', $ldapMetadata[] = new ReadonlyField( |
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'LastSynced', |
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_t('LDAPMemberExtension.LASTSYNCED', 'Last synced')) |
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); |
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$fields->addFieldsToTab('Root.LDAP', $ldapMetadata); |
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$message = ''; |
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if ($this->owner->GUID && $this->owner->config()->update_ldap_from_local) { |
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$message = _t( |
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'LDAPMemberExtension.CHANGEFIELDSUPDATELDAP', |
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'Changing fields here will update them in LDAP.' |
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); |
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} elseif ($this->owner->GUID && !$this->owner->config()->update_ldap_from_local) { |
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// Transform the automatically mapped fields into read-only. This doesn't |
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// apply if updating LDAP from local is enabled, as changing data locally can be written back. |
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foreach ($this->owner->config()->ldap_field_mappings as $name) { |
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$field = $fields->dataFieldByName($name); |
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if (!empty($field)) { |
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// Set to readonly, but not disabled so that the data is still sent to the |
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// server and doesn't break Member_Validator |
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$field->setReadonly(true); |
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$field->setTitle($field->Title()._t('LDAPMemberExtension.IMPORTEDFIELD', ' (imported)')); |
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} |
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} |
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$message = _t( |
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'LDAPMemberExtension.INFOIMPORTED', |
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'This user is automatically imported from LDAP. '. |
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'Manual changes to imported fields will be removed upon sync.' |
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); |
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} |
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if ($message) { |
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$fields->addFieldToTab( |
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'Root.Main', |
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new LiteralField( |
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'Info', |
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sprintf('<p class="message warning">%s</p>', $message) |
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), |
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'FirstName' |
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); |
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} |
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} |
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public function validate(ValidationResult $validationResult) |
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{ |
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if (!$this->owner->config()->create_users_in_ldap) { |
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return; |
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} |
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// We allow empty Username for registration purposes, as we need to |
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// create Member records with empty Username temporarily. Forms should explicitly |
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// check for Username not being empty if they require it not to be. |
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if (empty($this->owner->Username)) { |
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return; |
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} |
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if (!preg_match('/^[a-z0-9\.]+$/', $this->owner->Username)) { |
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$validationResult->error( |
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'Username must only contain lowercase alphanumeric characters and dots.', |
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'bad' |
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); |
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throw new ValidationException($validationResult); |
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} |
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} |
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/** |
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* Create the user in LDAP, provided this configuration is enabled |
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* and a username was passed to a new Member record. |
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*/ |
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public function onBeforeWrite() |
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{ |
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$service = Injector::inst()->get('LDAPService'); |
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if (!$service->enabled()) { |
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return; |
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} |
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if (!$this->owner->config()->create_users_in_ldap) { |
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return; |
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} |
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if ($this->owner->Username && !$this->owner->GUID) { |
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$service->createLDAPUser($this->owner); |
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} |
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} |
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/** |
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* Update the local data with LDAP, and ensure local membership is also set in |
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* LDAP too. This writes into LDAP, provided that feature is enabled. |
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*/ |
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View Code Duplication |
public function onAfterWrite() |
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{ |
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$service = Injector::inst()->get('LDAPService'); |
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if (!$service->enabled()) { |
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return; |
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} |
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if (!$this->owner->config()->update_ldap_from_local) { |
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return; |
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} |
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if ($this->owner->GUID) { |
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$service->updateLDAPFromMember($this->owner); |
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$service->updateLDAPGroupsForMember($this->owner); |
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} |
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} |
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View Code Duplication |
public function onAfterDelete() { |
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$service = Injector::inst()->get('LDAPService'); |
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if (!$service->enabled()) { |
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return; |
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} |
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if (!$this->owner->config()->delete_users_in_ldap) { |
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return; |
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} |
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if ($this->owner->GUID) { |
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$service->deleteLDAPMember($this->owner); |
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} |
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} |
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/** |
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* Triggered by {@link Member::logIn()} when successfully logged in, |
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* this will update the Member record from AD data. |
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*/ |
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public function memberLoggedIn() |
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{ |
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if ($this->owner->GUID) { |
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Injector::inst()->get('LDAPService')->updateMemberFromLDAP($this->owner); |
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} |
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} |
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} |
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silverstripe /
silverstripe-activedirectory
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