Symfony 4.4 curated new features

New Components

• ErrorHandler provides tools to manage errors and ease debugging PHP code.

Not a new component, but a nice new feature that might become its component in the 5 series: Secret management

• Add secrets:*` commands to deal with secrets seamlessly (Tobion, jderusse, nicolas-grekas) `#33997

HttpFoundation

• Add a way to anonymize IPs (Seldaek) #32194
• Improving the request/response format autodetection (yceruto) #32344
• Precalculate session expiry timestamp (azjezz) #33169
• Deprecate HeaderBag::get() returning an array and add all($key) instead (Simperfit) #32122
• Deprecate passing argument to method Request::isMethodSafe() (dFayet) #31658

Console

• Add support for definition list and horizontal table (lyrixx) #32742
• Add support for NO_COLOR env var (Seldaek) #34252
• Add deprecation message for non-int statusCode (jschaedl) #33775
• Do not leak hidden console commands (m-vo) #33412
• Don't redraw progress bar more than every 100ms by default (nicolas-grekas) #32424
• Added Application::reset() (lyrixx) #32418
• Add ProgressBar::preventRedrawFasterThan() and forceRedrawSlowerThan() methods (ostrolucky) #26339
• Allow answer to be trimmed by adding a flag (Simperfit) #31626
• Deprecate not passing dash symbol (-) to STDIN commands (yceruto) #33496

Mailer

• Add Message-Id to SentMessage when sending an email (fabpot) #33967
• Add support for multiple mailers (fabpot) #33409
• Add PHPUnit constraints and assertions for the Mailer (fabpot) #32930
• Add support for the profiler (fabpot) #32912
• Change DSN syntax (fabpot) #33494
• Add ReplyTo option for PostmarkApiTransport (pierregaste) #33883
• Rename SmtpEnvelope to Envelope (xabbuh) #33562
• Check email validity before opening an SMTP connection (fabpot) #33471
• Change the DSN semantics (fabpot) #33424
• Remove the auth mode DSN option and support in the eSMTP transport (fabpot) #33237
• Simplify the way TLS/SSL/STARTTLS work (fabpot) #33233
• Add message events logger (fabpot) #32927
• Add a name to the transports (fabpot) #32916
• added debug info to TransportExceptionInterface (fabpot) #32896
• Logger vs debug mailer (fabpot) #32583
• Extract transport factory and allow create custom transports (Koc) #31946
• Overwrite envelope sender and recipients from config (Devristo) #32081

MIME

• Add S/MIME Support (sstok) #30981
• Add Address::fromString (gisostallenberg) #33091
• Remove NamedAddress (fabpot) #33270
• Add AbstractPart::asDebugString() (fabpot) #32917

VarDumper

• Display the method we're in when dumping stack traces (nicolas-grekas) #34184
• Add a support for casting Ramsey/Uuid (lyrixx) #33881
• Add support for Imagine/Image (lyrixx) #32683
• Output the location of calls to dump() (ktherage) #31446
• Display fully qualified title (pavinthan, nicolas-grekas) #33486
• Allow to configure VarDumperTestTrait casters & flags (ogizanagi) #32463
• Let browsers trigger their own search on double CMD/CTRL + F (ogizanagi) #32429
• Caster for HttpClient's response dumps all info (nicolas-grekas) #32026

HttpClient

• Allow arbitrary JSON values in requests (pschultz) #34216
• Add support for NTLM authentication (nicolas-grekas) #32231
• Allow option "buffer" to be a stream resource (nicolas-grekas) #34051
• Add a canceled state to the ResponseInterface (Toflar) #34044
• Add $response->cancel() (nicolas-grekas) #31831
• Add HttpClient::createForBaseUri() (nicolas-grekas) #33973
• Try using php-http/discovery when nyholm/psr7 is not installed (nicolas-grekas) #33980
• Async HTTPlug client (Nyholm) #33743
• Allow enabling buffering conditionally with a Closure (rjwebdev) #32565
• Add TraceableHttpClient and WebProfiler panel (jeremyFreeAgent) #33015
• Add "max_duration" option (fancyweb) #32807
• Add $response->toStream() to cast responses to regular PHP streams (nicolas-grekas) #32290
• Add HttplugClient for compat with libs that need httplug v1 or v2 (nicolas-grekas) #31976
• Make Psr18Client implement relevant PSR-17 factories (nicolas-grekas) #31980

Messenger

• Add DoctrineClearEntityManagerWorkerSubscriber to reset EM in worker (weaverryan) #34156
• Allow exchange type headers binding (CedrickOka) #32489
• Use events consistently in worker (Tobion) #34217
• Extract worker logic to listener and get rid of SendersLocatorInterface::getSenderByAlias (Tobion) #34185
• Remove "sync" transport and replacing it with config trick (weaverryan) #34069
• Allow to configure the db index on Redis transport (chalasr) #33856
• Display real handler if handler is wrapped (DavidBadura) #33113
• Add support for from_transport attribute on messenger.message_handler` tag (ruudk) `#33317
• InMemoryTransport handle acknowledged and rejected messages (tienvx) #32783
• Attempt to give more useful source info when using HandleTrait (ogizanagi) #32745
• Add support for auto trimming of redis streams (Toflar) #31825
• Add handling for delayed message to redis transport (alexander-schranz) #31977

Cache

• Allow URL DSN in PDO adapters (jderusse) #34057
• Add Redis Sentinel support (StephenClouse) #31437
• Add DeflateMarshaller - remove phpredis compression (nicolas-grekas) #34133
• Add TagAwareMarshaller to optimize data storage when using AbstractTagAwareAdapter (nicolas-grekas) #33939
• Improve RedisTagAwareAdapter invalidation logic & requirements (andrerom) #33461
• Add argument $prefix to AdapterInterface::clear() (nicolas-grekas) #32284

Validator

• Add AutoMapping constraint to enable or disable auto-validation (dunglas) #32107
• Deprecate CacheInterface in favor of PSR-6 (derrabus) #33459
• Allow objects implementing __toString() to be used as violation messages (mdlutz24) #31083
• Add a new constraint message when there is both min and max (Lctrs) #32435
• Allow to use property paths to get limits in range constraint (Lctrs) #31511
• Add a Length::$allowEmptyString option to reject empty strings (ogizanagi) #31528
• Improve TypeValidator to handle array of types (jschaedl) #31351
• Add compared value path to violation parameters (ogizanagi) #31526
• Support Bootstrap 4 custom switches (romaricdrigon) #33954

Form

• Add CountryType option for using alpha3 country codes (creiner) #33791
• Derive default timezone from reference_date option when possible (yceruto) #32762
• Use a reference date to handle times during DST (xabbuh) #32718
• Repeat preferred choices in list of all choices (Seb33300, xabbuh) #32658
• Deprecate int/float for string input in NumberType (xabbuh) #32130
• Add new Form WeekType (dFayet) #32061

Twig

• Add NotificationEmail (fabpot) #33605
• Add exception as HTML comment to beginning and end of exception_full.html.twig` (ruudk) `#31514
• Add show-deprecations option to the lint:twig command (yceruto) #33961
• Lint all templates from configured Twig paths if no argument was provided (yceruto) #33446
• Mark all classes extending twig as @final (fabpot) #33269
• Deprecate error templates for non-html formats and using ErrorHandler as fallback (yceruto) #31398

DomCrawler

• Add Crawler::matches(), ::closest(), ::outerHtml() (lyrixx) #33144
• NormalizeWhitespace should be true by default (dunglas) #34151
• Add a normalizeWhitespace argument to text() method (Simperfit) #32440
• Add Form::getName() method (JustBlackBird) #31959

Ldap

• Add security LdapUser and provider (chalasr) #32824
• Add users extraFields (Simperfit) #31532
• Add exception for mapping ldap errors (Simperfit) #31547

HttpKernel

• New welcome page on startup for 4.4 LTS & 5.0 (yceruto) #33189
• Make ExceptionEvent able to propagate any throwable (nicolas-grekas) #34309
• Wrap compilation of the container in an opportunistic lock (nicolas-grekas) #33701
• Compress files generated by the profiler (nicolas-grekas) #33698
• Add alternative convention for bundle directories (yceruto) #32845

Serializer

• Encode empty objects as objects, not arrays (mcfedr) #28363
• Add context options to handle BOM in CSV (malarzm) #33896
• Allow multi-dimenstion object array in AbstractObjectNormalizer (alediator) #32832

WebProfilerBundle

• Add clear button to ajax tab (Matts) #31876
• Select default theme based on user preferences (javiereguiluz) #31919
• Try to display the most useful panel by default (fancyweb) #33783

Security

• Comparing roles to detect that users has changed (oleg-andreyev) #31177
• Add support for opportunistic password migrations (nicolas-grekas) #31843
• Add MigratingPasswordEncoder (nicolas-grekas) #31597
• Add migrating encoder configuration (chalasr) #34139
• Allow to stick to a specific password hashing algorithm (chalasr) #34020
• Add PasswordEncoderInterface::needsRehash() (nicolas-grekas) #31594
• Deprecate isGranted()/decide() on more than one attribute (wouterj) #33584
• Make stateful firewalls turn responses private only when needed (nicolas-grekas) #33663
• Deprecate returning non-boolean values from checkCredentials() (derrabus) #33308

DependencyInjection

• Generate preload.php file for PHP 7.4 in cache folder (nicolas-grekas) #32032
• Allow binding iterable and tagged services (lyrixx) #33623
• Allow dumping the container in one file instead of many files (nicolas-grekas) #32581
• Deprecates tag !tagged in favor of !tagged_iterator (jschaedl) #31321
• Add option "ignore_errors: not_found" for imported config files (pulzarraider) #31310
• Add compiler pass and command to check that services wiring matches type declarations (alcalyn, GuilhemN, nicolas-grekas) #32256
• Add ability to choose behavior of decorations on non existent decorated services (mtarld) #33854
• Make the env(base64:...) processor able to decode base64url (nicolas-grekas) #34014
• Add LazyString for lazy computation of string values injected into services (nicolas-grekas) #34013
• Enable improved syntax for defining method calls in Yaml (nicolas-grekas) #33779
• Replace REMOTE_ADDR in trusted proxies with the current REMOTE_ADDR (mcfedr) #33574
• Add Ability to define a priority method for tagged service (lyrixx) #33628

FrameworkBundle

• Allow configuring the session handler with a DSN (nicolas-grekas) #34177
• Sort tagged services (krome162504) #33128
• Added --sort option for TranslationUpdateCommand (k0d3r1s) #33117
• Improve the redirect config when using RedirectController (yceruto) #33217
• Add config translator cache_dir (Raulnet) #32543
• Add autowiring alias for PSR-14 (nicolas-grekas) #32295
• Use default_locale as default value for translator.fallbacks (dunglas) #32106
• Allow creating chained cache pools by providing several adapters (nicolas-grekas) #32294
• Allow to use the BrowserKit assertions with Panther and API Platform's test client (dunglas) #32207
• Allow dots in translation domains (jschaedl) #31451

Miscellaneous

• [CssSelector] Support :only-of-type (jakzal) #33861
• [Yaml] fix parsing inline YAML spanning multiple lines (xabbuh) #33658
• [Yaml] Add flag to dump NULL as   (OskarStark) #32669
• [Monolog] Added ElasticsearchLogstashHandler (lyrixx) #32360
• [EventDispatcher] Allow to omit the event name when registering listeners (derrabus) #33851
• [EventDispatcher] A compiler pass for aliased userland events (derrabus) #33793
• [Routing] Deprecate ServiceRouterLoader and ObjectRouteLoader in favor of ContainerLoader and ObjectLoader (fancyweb) #32582
• [Process] Deprecate Process::inheritEnvironmentVariables() (ogizanagi) #32475
• [Process] Allow writing portable "prepared" command lines (Simperfit) #32126
• [WebLink] implement PSR-13 directly (nicolas-grekas) #33122
• [Intl] Support ISO 3166-1 Alpha-3 country codes (terjebraten-certua) #32988
• [Dotenv] Use default value when referenced variable is not set (j92) #31546
• [Translation] XliffLintCommand: allow .xliff file extension (codegain) #32548
• [Translation] Dump native plural formats to po files (Stadly) #31269
• [PhpUnitBridge] make the bridge act as a polyfill for newest PHPUnit features (nicolas-grekas) #32922
• [ExpressionLanguage] Exponential format for number (tigr1991) #34028
• [WebserverBundle] Deprecate the bundle in favor of symfony local server (Simperfit) #31217
• [Config] Introduce find method in ArrayNodeDefinition to ease configuration tree manipulation (jschaedl) #31287