DelegatingEngine
class DelegatingEngine implements EngineInterface, StreamingEngineInterface
DelegatingEngine selects an engine for a given template.
Properties
| protected EngineInterface[] | $engines |
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.
https://api.symfony.com/4.1/Symfony/Component/Templating/DelegatingEngine.html