What's new in Symfony 2.7¶

Symfony 2.7 comes with more than 100 new features and enhancements. The full changelog from 2.6 to 2.7 BETA 1 is available on the repository, but here is a curated list of the most relevant ones:

New Components and Bridges

• New Asset component (fabpot) (13234)
• New PhpUnit bridge (nicolas-grekas) (13398)
• Propel bridge removed from Symfony Core (fabpot) (13656)

Translation

• major performance improvements
• Enable translation debugging in directories (xelaris) (13443)
• added choice_translation_domain to avoid trans options. (aitboudad) (13651)
• generate translation cache at warmup (xavierleune) (13942)
• Added a Translation profiler. (aitboudad) (14003)

Serializer

• ObjectNormalizer (dunglas) (13257)
• Serialization groups support (dunglas) (12092)
• Normalizers can serialize collections and scalars (dunglas) (13500)
• Name converter support (dunglas) (13120)

Debug

• track and report deprecated classes and interfaces (nicolas-grekas) (13164)
• Add symfony_debug_backtrace() and use it when dealing with fatal errors (jpauli, nicolas-grekas) (14159)

Twig

• Added a Twig profiler (fabpot) (13428)
• make date formats and number formats configurable (xabbuh) (13554)
• Twig decoupling from Templating (fabpot) (13354)
• Add loader priority (wizhippo) (12174)
• use the new Twig autoescaping strategy (fabpot) (13401)
• URL manipulations as a Twig extension (fabpot) (13264)

VarDumper

• add casters for MongoCursor objects, amqp, XML-parser resources, Reflection classes (nicolas-grekas, lyrixx) (14034, 13980, 13960, 14080)
• with-er interface for ClonerData (nicolas-grekas) (14006)
• Add catch-all-objects hook for casters (nicolas-grekas) (13959)

WebProfiler

• Added feedback about the current symfony version (WouterJ) (13626)
• Added a Translation profiler. (aitboudad) (14003)
• Show the inherited roles in the web profiler (peterrehm) (12896)

Console

• Made output docopt compatible (WouterJ) (13220)
• Added console style guide helpers (kbond) (14057)
• Add support for colspan/rowspan + multiple header lines (aitboudad) (13438)

Security

• Added a command to encode a password (saro0h) (12818)
• Added the triggering of the security.interactive_login event in SimplePreAuthenticationListener (saro0h) (12469)
• added string representation for core Users (tobiassjosten) (9782)

Miscellaneous

• lazy-load fragment renderers (fabpot) (13378)
• [DependencyInjection] deprecated synchronized services (fabpot) (13289)
• Automatically start server:run if server:start failed (WouterJ) (14198)
• Deprecated precision option in favor of scale (WouterJ) (13717)
• [HttpKernel] Embed the original exception as previous to bounced exceptions (nicolas-grekas) (14192)
• [FrameworkBundle] added a protected shortcut getParameter() method in the base Controller class. (hhamon) (14052)
• [Form] Refactored choice lists to support dynamic label, value, index and attribute generation (webmozart) (14050)
• Entity type: loader caching by query builder instance (dominikzogg) (13864)
• [FrameworkBundle] Made ServerParams a service (rpg600) (13615)
• Add an auto_alias compiler pass (Daniel Wehner) (12526)
• Added new Forwarded header support for Request::getClientIps (tony-co) (11379)
• [PropertyAccess] Show property path in all exception messages (mpajunen) (13294)
• [FrameworkBundle] Container parameters in Route#condition (nikita2206) (12960)
• [HttpKernel] Add request uri to Logger context (Rvanlaak) (13320)
• Add type aliases for allowed types in OptionsResolver (henrikbjorn) (12602)
• [FrameworkBundle] added a test router for the built-in web server (fabpot) (13105)

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