Symfony Book

The Book
for Symfony 2.1
generated on November 29, 2012

The Book (2.1) This work is licensed under the “Attribution-Share Alike 3.0 Unported” license (http://creativecommons.org/ licenses/by-sa/3.0/). You are free to share (to copy, distribute and transmit the work), and to remix (to adapt the work) under the following conditions: • Attribution: You must attribute the work inthe manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). • Share Alike: If you alter, transform, or build upon this work, you may distribute the resulting work only under the same, similar or a compatible license. For any reuse or distribution, you must make clear to others the license terms of this work. Theinformation in this book is distributed on an “as is” basis, without warranty. Although every precaution has been taken in the preparation of this work, neither the author(s) nor SensioLabs shall have any liability to any person or entity with respect to any loss or damage caused or alleged to be caused directly or indirectly by the information contained in this work. If you find typos orerrors, feel free to report them by creating a ticket on the Symfony ticketing system (http://github.com/symfony/symfony-docs/issues). Based on tickets and users feedback, this book is continuously updated.

Contents at a Glance
Symfony2 and HTTP Fundamentals ....................................................................................................4 Symfony2 versus FlatPHP.................................................................................................................14 Installing and Configuring Symfony...................................................................................................27 Creating Pages in Symfony2..............................................................................................................33 Controller.........................................................................................................................................46 Routing ............................................................................................................................................58 Creating and using Templates...........................................................................................................70 Databases and Doctrine ....................................................................................................................88 Databases and Propel ...................................................................................................................... 111 Testing........................................................................................................................................... 119 Validation....................................................................................................................................... 133 Forms............................................................................................................................................. 141 Security .......................................................................................................................................... 164 HTTP Cache................................................................................................................................... 185Translations.................................................................................................................................... 200 Service Container ............................................................................................................................ 213 Performance ................................................................................................................................... 223 Internals...