DelegatingEngine

class DelegatingEngine implements EngineInterface, StreamingEngineInterface

DelegatingEngine selects an engine for a given template.

Methods

__construct(array $engines = array())
string render(string|TemplateReferenceInterface $name, array $parameters = array())

Renders a template.

stream(string|TemplateReferenceInterface $name, array $parameters = array())

Streams a template.

bool exists(string|TemplateReferenceInterface $name)

Returns true if the template exists.

addEngine(EngineInterface $engine)
bool supports(string|TemplateReferenceInterface $name)

Returns true if this class is able to render the given template.

EngineInterface getEngine(string|TemplateReferenceInterface $name)

Get an engine able to render the given template.

Details

__construct(array $engines = array())

Parameters

array $engines An array of EngineInterface instances to add

string render(string|TemplateReferenceInterface $name, array $parameters = array())

Renders a template.

Parameters

string|TemplateReferenceInterface $name A template name or a TemplateReferenceInterface instance
array $parameters An array of parameters to pass to the template

Return Value

string The evaluated template as a string

Exceptions

RuntimeException if the template cannot be rendered

stream(string|TemplateReferenceInterface $name, array $parameters = array())

Streams a template.

The implementation should output the content directly to the client.

Parameters

string|TemplateReferenceInterface $name A template name or a TemplateReferenceInterface instance
array $parameters An array of parameters to pass to the template

Exceptions

RuntimeException if the template cannot be rendered
LogicException if the template cannot be streamed

bool exists(string|TemplateReferenceInterface $name)

Returns true if the template exists.

Parameters

string|TemplateReferenceInterface $name A template name or a TemplateReferenceInterface instance

Return Value

bool true if the template exists, false otherwise

Exceptions

RuntimeException if the engine cannot handle the template name

addEngine(EngineInterface $engine)

Parameters

EngineInterface $engine

bool supports(string|TemplateReferenceInterface $name)

Returns true if this class is able to render the given template.

Parameters

string|TemplateReferenceInterface $name A template name or a TemplateReferenceInterface instance

Return Value

bool true if this class supports the given template, false otherwise

EngineInterface getEngine(string|TemplateReferenceInterface $name)

Get an engine able to render the given template.

Parameters

string|TemplateReferenceInterface $name A template name or a TemplateReferenceInterface instance

Return Value

EngineInterface The engine

Exceptions

RuntimeException if no engine able to work with the template is found

© 2004–2017 Fabien Potencier
Licensed under the MIT License.
http://api.symfony.com/4.0/Symfony/Component/Templating/DelegatingEngine.html