LDAPMemberExtension::memberLoggedIn() - Code Metrics - Inspection of "Remove the necessity to set a Username for creatin..." - silverstripe/silverstripe-activedirectory - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#81)

by Sean

created 2016-08-04 02:36 UTC

LDAPMemberExtension::memberLoggedIn() A

↳ Parent: LDAPMemberExtension

Complexity

Conditions	2
Paths	2

Size

Total Lines	6
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes	3
Bugs	0	Features	0

Metric	Value
c	3
b	0
f	0
dl	0
loc	6
rs	9.4285
cc	2
eloc	3
nc	2
nop	0

<?php
/**
 * Class LDAPMemberExtension.
 *
 * Adds mappings from AD attributes to SilverStripe {@link Member} fields.
 */
class LDAPMemberExtension extends DataExtension
namespace YourVendor;

class YourClass { }
{
    /**
     * @var array
     */
    private static $db = [

        // Unique user identifier, same field is used by SAMLMemberExtension
        'GUID' => 'Varchar(50)',
        'Username' => 'Varchar(64)',
        'IsExpired' => 'Boolean',
        'LastSynced' => 'SS_Datetime',
    ];

    /**
     * These fields are used by {@link LDAPMemberSync} to map specific AD attributes
     * to {@link Member} fields.
     *
     * @var array
     * @config
     */
    private static $ldap_field_mappings = [

        'givenname' => 'FirstName',
        'samaccountname' => 'Username',
        'sn' => 'Surname',
        'mail' => 'Email',
    ];

    /**
     * The location (relative to /assets) where to save thumbnailphoto data.
     *
     * @var string
     * @config
     */
    private static $ldap_thumbnail_path = 'Uploads';


    /**
     * When enabled, LDAP managed Member records (GUID flag)
     * have their data written back to LDAP on write.
     *
     * This requires setting write permissions on the user configured in the LDAP
     * credentials, which is why this is disabled by default.
     *
     * @var bool
     * @config
     */
    private static $update_ldap_from_local = false;


    /**
     * If enabled, Member records with a Username field have the user created in LDAP
     * on write.
     *
     * This requires setting write permissions on the user configured in the LDAP
     * credentials, which is why this is disabled by default.
     *
     * @var bool
     * @config
     */
    private static $create_users_in_ldap = false;


    /**
     * If enabled, deleting Member records mapped to LDAP deletes the LDAP user.
     *
     * This requires setting write permissions on the user configured in the LDAP
     * credentials, which is why this is disabled by default.
     *
     * @var bool
     * @config
     */
    private static $delete_users_in_ldap = false;


    /**
     * @param FieldList $fields
     */
    public function updateCMSFields(FieldList $fields)
    {
        // Redo LDAP metadata fields as read-only and move to LDAP tab.
        $ldapMetadata = [];
        $fields->replaceField('GUID', $ldapMetadata[] = new ReadonlyField('GUID'));
        $fields->replaceField('IsExpired', $ldapMetadata[] = new ReadonlyField(
            'IsExpired',
            _t('LDAPMemberExtension.ISEXPIRED', 'Has user\'s LDAP/AD login expired?'))
        );
        $fields->replaceField('LastSynced', $ldapMetadata[] = new ReadonlyField(
            'LastSynced',
            _t('LDAPMemberExtension.LASTSYNCED', 'Last synced'))
        );
        $fields->addFieldsToTab('Root.LDAP', $ldapMetadata);

        $message = '';
        if ($this->owner->GUID && $this->owner->config()->update_ldap_from_local) {
            $message = _t(
                'LDAPMemberExtension.CHANGEFIELDSUPDATELDAP',
                'Changing fields here will update them in LDAP.'
            );
        } elseif ($this->owner->GUID && !$this->owner->config()->update_ldap_from_local) {
            // Transform the automatically mapped fields into read-only. This doesn't
            // apply if updating LDAP from local is enabled, as changing data locally can be written back.
            foreach ($this->owner->config()->ldap_field_mappings as $name) {
                $field = $fields->dataFieldByName($name);
                if (!empty($field)) {
                    // Set to readonly, but not disabled so that the data is still sent to the
                    // server and doesn't break Member_Validator
                    $field->setReadonly(true);
                    $field->setTitle($field->Title()._t('LDAPMemberExtension.IMPORTEDFIELD', ' (imported)'));
                }
            }
            $message = _t(
                'LDAPMemberExtension.INFOIMPORTED',
                'This user is automatically imported from LDAP. '.
                    'Manual changes to imported fields will be removed upon sync.'
            );
        }
        if ($message) {
            $fields->addFieldToTab(
                'Root.Main',
                new LiteralField(
                    'Info',
                    sprintf('<p class="message warning">%s</p>', $message)
                ),
                'FirstName'
            );
        }
    }

    public function validate(ValidationResult $validationResult)
    {
        // We allow empty Username for registration purposes, as we need to
        // create Member records with empty Username temporarily. Forms should explicitly
        // check for Username not being empty if they require it not to be.
        if (empty($this->owner->Username) || !$this->owner->config()->create_users_in_ldap) {
            return;
        }

        if (!preg_match('/^[a-z0-9\.]+$/', $this->owner->Username)) {
            $validationResult->error(
                'Username must only contain lowercase alphanumeric characters and dots.',
                'bad'
            );
            throw new ValidationException($validationResult);
        }
    }

    /**
     * Generate a username for the user based on their name and/or email
     * @return string
     */
    public function generateLDAPUsername()
    {
        $service = Injector::inst()->get('LDAPService');
        if (!$service->enabled()) {
            return;
        }

        if (!$this->owner->FirstName && !$this->owner->Surname && !$this->owner->Email) {
            throw new ValidationException('Please ensure first name, surname, and email are set');
        }

        // Prepare the base string based on first name and surname.
        $baseArray = [];
        if ($this->owner->FirstName) $baseArray[] = strtolower($this->owner->FirstName);
        if ($this->owner->Surname) $baseArray[] = strtolower($this->owner->Surname);
        $baseUsername = implode('.', $baseArray);

        // Fallback to the first part of email.
        if (!$baseUsername) $baseUsername = preg_replace('/@.*/', '', $this->owner->Email);

        // Sanitise so it passes LDAP validator.
        $baseUsername = preg_replace('/[^a-z0-9\.]/', '', $baseUsername);

        // Ensure uniqueness.
        $suffix = 0;
        $tryUsername = $baseUsername;
        while ($service->getUserByUsername($tryUsername)) {
            $suffix++;
            $tryUsername = sprintf('%s%d', $baseUsername, $suffix);
        }

        return $tryUsername;
    }

    /**
     * Create the user in LDAP, provided this configuration is enabled
     * and a username was passed to a new Member record.
     */
    public function onBeforeWrite()
    {
        $service = Injector::inst()->get('LDAPService');
        if (
            !$service->enabled() ||
            !$this->owner->config()->create_users_in_ldap ||
            $this->owner->GUID
        ) {
            return;
        }

        // If a username wasn't provided, generate one
        if (!$this->owner->Username) {
            $this->owner->Username = $this->generateLDAPUsername();
        }

        $service->createLDAPUser($this->owner);
    }

    /**
     * Update the local data with LDAP, and ensure local membership is also set in
     * LDAP too. This writes into LDAP, provided that feature is enabled.
     */
    public function onAfterWrite()

    {
        $service = Injector::inst()->get('LDAPService');
        if (
            !$service->enabled() ||
            !$this->owner->config()->update_ldap_from_local ||
            !$this->owner->GUID
        ) {
            return;
        }

        $service->updateLDAPFromMember($this->owner);
        $service->updateLDAPGroupsForMember($this->owner);
    }

    public function onAfterDelete() {

        $service = Injector::inst()->get('LDAPService');
        if (
            !$service->enabled() ||
            !$this->owner->config()->delete_users_in_ldap ||
            !$this->owner->GUID
        ) {
            return;
        }

        $service->deleteLDAPMember($this->owner);
    }

    /**
     * Triggered by {@link Member::logIn()} when successfully logged in,
     * this will update the Member record from AD data.
     */
    public function memberLoggedIn()
    {
        if ($this->owner->GUID) {
            Injector::inst()->get('LDAPService')->updateMemberFromLDAP($this->owner);
        }
    }
}


1		<?php
2		/**
3		* Class LDAPMemberExtension.
4		*
5		* Adds mappings from AD attributes to SilverStripe {@link Member} fields.
6		*/
7		class LDAPMemberExtension extends DataExtension
		0 ignored issues – show Coding Style Compatibility introduced 2016-03-22 20:04 UTC by Report Bug Copy Issue Report PSR1 recommends that each class must be in a namespace of at least one level to avoid collisions. You can fix this by adding a namespace to your class: namespace YourVendor; class YourClass { } When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries. Loading history...
8		{
9		/**
10		* @var array
11		*/
12		private static $db = [
		0 ignored issues – show Unused Code introduced 2016-03-22 20:04 UTC by Report Bug Copy Issue Report The property `$db` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
13		// Unique user identifier, same field is used by SAMLMemberExtension
14		'GUID' => 'Varchar(50)',
15		'Username' => 'Varchar(64)',
16		'IsExpired' => 'Boolean',
17		'LastSynced' => 'SS_Datetime',
18		];
19
20		/**
21		* These fields are used by {@link LDAPMemberSync} to map specific AD attributes
22		* to {@link Member} fields.
23		*
24		* @var array
25		* @config
26		*/
27		private static $ldap_field_mappings = [
		0 ignored issues – show Unused Code introduced 2016-03-22 20:04 UTC by Report Bug Copy Issue Report The property `$ldap_field_mappings` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
28		'givenname' => 'FirstName',
29		'samaccountname' => 'Username',
30		'sn' => 'Surname',
31		'mail' => 'Email',
32		];
33
34		/**
35		* The location (relative to /assets) where to save thumbnailphoto data.
36		*
37		* @var string
38		* @config
39		*/
40		private static $ldap_thumbnail_path = 'Uploads';
		0 ignored issues – show Unused Code introduced 2016-03-22 20:04 UTC by Report Bug Copy Issue Report The property `$ldap_thumbnail_path` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
41
42		/**
43		* When enabled, LDAP managed Member records (GUID flag)
44		* have their data written back to LDAP on write.
45		*
46		* This requires setting write permissions on the user configured in the LDAP
47		* credentials, which is why this is disabled by default.
48		*
49		* @var bool
50		* @config
51		*/
52		private static $update_ldap_from_local = false;
		0 ignored issues – show Unused Code introduced 2016-06-21 05:09 UTC by Report Bug Copy Issue Report The property `$update_ldap_from_local` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
53
54		/**
55		* If enabled, Member records with a Username field have the user created in LDAP
56		* on write.
57		*
58		* This requires setting write permissions on the user configured in the LDAP
59		* credentials, which is why this is disabled by default.
60		*
61		* @var bool
62		* @config
63		*/
64		private static $create_users_in_ldap = false;
		0 ignored issues – show Unused Code introduced 2016-06-21 23:46 UTC by Report Bug Copy Issue Report The property `$create_users_in_ldap` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
65
66		/**
67		* If enabled, deleting Member records mapped to LDAP deletes the LDAP user.
68		*
69		* This requires setting write permissions on the user configured in the LDAP
70		* credentials, which is why this is disabled by default.
71		*
72		* @var bool
73		* @config
74		*/
75		private static $delete_users_in_ldap = false;
		0 ignored issues – show Unused Code introduced 2016-06-21 23:46 UTC by Report Bug Copy Issue Report The property `$delete_users_in_ldap` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
76
77		/**
78		* @param FieldList $fields
79		*/
80		public function updateCMSFields(FieldList $fields)
81		{
82		// Redo LDAP metadata fields as read-only and move to LDAP tab.
83		$ldapMetadata = [];
84		$fields->replaceField('GUID', $ldapMetadata[] = new ReadonlyField('GUID'));
85		$fields->replaceField('IsExpired', $ldapMetadata[] = new ReadonlyField(
86		'IsExpired',
87		_t('LDAPMemberExtension.ISEXPIRED', 'Has user\'s LDAP/AD login expired?'))
88		);
89		$fields->replaceField('LastSynced', $ldapMetadata[] = new ReadonlyField(
90		'LastSynced',
91		_t('LDAPMemberExtension.LASTSYNCED', 'Last synced'))
92		);
93		$fields->addFieldsToTab('Root.LDAP', $ldapMetadata);
94
95		$message = '';
96		if ($this->owner->GUID && $this->owner->config()->update_ldap_from_local) {
97		$message = _t(
98		'LDAPMemberExtension.CHANGEFIELDSUPDATELDAP',
99		'Changing fields here will update them in LDAP.'
100		);
101		} elseif ($this->owner->GUID && !$this->owner->config()->update_ldap_from_local) {
102		// Transform the automatically mapped fields into read-only. This doesn't
103		// apply if updating LDAP from local is enabled, as changing data locally can be written back.
104		foreach ($this->owner->config()->ldap_field_mappings as $name) {
105		$field = $fields->dataFieldByName($name);
106		if (!empty($field)) {
107		// Set to readonly, but not disabled so that the data is still sent to the
108		// server and doesn't break Member_Validator
109		$field->setReadonly(true);
110		$field->setTitle($field->Title()._t('LDAPMemberExtension.IMPORTEDFIELD', ' (imported)'));
111		}
112		}
113		$message = _t(
114		'LDAPMemberExtension.INFOIMPORTED',
115		'This user is automatically imported from LDAP. '.
116		'Manual changes to imported fields will be removed upon sync.'
117		);
118		}
119		if ($message) {
120		$fields->addFieldToTab(
121		'Root.Main',
122		new LiteralField(
123		'Info',
124		sprintf('<p class="message warning">%s</p>', $message)
125		),
126		'FirstName'
127		);
128		}
129		}
130
131		public function validate(ValidationResult $validationResult)
132		{
133		// We allow empty Username for registration purposes, as we need to
134		// create Member records with empty Username temporarily. Forms should explicitly
135		// check for Username not being empty if they require it not to be.
136		if (empty($this->owner->Username) \|\| !$this->owner->config()->create_users_in_ldap) {
137		return;
138		}
139
140		if (!preg_match('/^[a-z0-9\.]+$/', $this->owner->Username)) {
141		$validationResult->error(
142		'Username must only contain lowercase alphanumeric characters and dots.',
143		'bad'
144		);
145		throw new ValidationException($validationResult);
146		}
147		}
148
149		/**
150		* Generate a username for the user based on their name and/or email
151		* @return string
152		*/
153		public function generateLDAPUsername()
154		{
155		$service = Injector::inst()->get('LDAPService');
156		if (!$service->enabled()) {
157		return;
158		}
159
160		if (!$this->owner->FirstName && !$this->owner->Surname && !$this->owner->Email) {
161		throw new ValidationException('Please ensure first name, surname, and email are set');
162		}
163
164		// Prepare the base string based on first name and surname.
165		$baseArray = [];
166		if ($this->owner->FirstName) $baseArray[] = strtolower($this->owner->FirstName);
167		if ($this->owner->Surname) $baseArray[] = strtolower($this->owner->Surname);
168		$baseUsername = implode('.', $baseArray);
169
170		// Fallback to the first part of email.
171		if (!$baseUsername) $baseUsername = preg_replace('/@.*/', '', $this->owner->Email);
172
173		// Sanitise so it passes LDAP validator.
174		$baseUsername = preg_replace('/[^a-z0-9\.]/', '', $baseUsername);
175
176		// Ensure uniqueness.
177		$suffix = 0;
178		$tryUsername = $baseUsername;
179		while ($service->getUserByUsername($tryUsername)) {
180		$suffix++;
181		$tryUsername = sprintf('%s%d', $baseUsername, $suffix);
182		}
183
184		return $tryUsername;
185		}
186
187		/**
188		* Create the user in LDAP, provided this configuration is enabled
189		* and a username was passed to a new Member record.
190		*/
191		public function onBeforeWrite()
192		{
193		$service = Injector::inst()->get('LDAPService');
194		if (
195		!$service->enabled() \|\|
196		!$this->owner->config()->create_users_in_ldap \|\|
197		$this->owner->GUID
198		) {
199		return;
200		}
201
202		// If a username wasn't provided, generate one
203		if (!$this->owner->Username) {
204		$this->owner->Username = $this->generateLDAPUsername();
205		}
206
207		$service->createLDAPUser($this->owner);
208		}
209
210		/**
211		* Update the local data with LDAP, and ensure local membership is also set in
212		* LDAP too. This writes into LDAP, provided that feature is enabled.
213		*/
214	View Code Duplication	public function onAfterWrite()
		0 ignored issues – show Duplication introduced 2016-06-21 23:46 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
215		{
216		$service = Injector::inst()->get('LDAPService');
217		if (
218		!$service->enabled() \|\|
219		!$this->owner->config()->update_ldap_from_local \|\|
220		!$this->owner->GUID
221		) {
222		return;
223		}
224
225		$service->updateLDAPFromMember($this->owner);
226		$service->updateLDAPGroupsForMember($this->owner);
227		}
228
229	View Code Duplication	public function onAfterDelete() {
		0 ignored issues – show Duplication introduced 2016-06-21 23:46 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
230		$service = Injector::inst()->get('LDAPService');
231		if (
232		!$service->enabled() \|\|
233		!$this->owner->config()->delete_users_in_ldap \|\|
234		!$this->owner->GUID
235		) {
236		return;
237		}
238
239		$service->deleteLDAPMember($this->owner);
240		}
241
242		/**
243		* Triggered by {@link Member::logIn()} when successfully logged in,
244		* this will update the Member record from AD data.
245		*/
246		public function memberLoggedIn()
247		{
248		if ($this->owner->GUID) {
249		Injector::inst()->get('LDAPService')->updateMemberFromLDAP($this->owner);
250		}
251		}
252		}
253

silverstripe / silverstripe-activedirectory

Pull Request — master (#81)

LDAPMemberExtension::memberLoggedIn() A

Complexity

Size

Duplication

Importance

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