KnpGaufretteBundle/Resources/docs/adapters/stream.md

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2017-01-16 13:00:11 +00:00
# Stream Wrapper
The `stream_wrapper` settings allow you to register filesystems with a specified domain and
then use as a stream wrapper anywhere in your code like:
`gaufrette://domain/file.txt`
## Parameters
* `protocol` The protocol name like `gaufrette://…` *(default gaufrette)*
* `filesystem` An array that contains filesystems that you want to register to this stream_wrapper.
If you set array keys these will be used as an alias for the filesystem (see examples below) *(default all filesystems without aliases)*
## Example 1
Using default settings, the protocol is "gaufrette" and all filesystems will be served
``` yaml
# app/config/config.yml
knp_gaufrette:
adapters:
backup: #...
amazon: #...
filesystems:
backup1:
adapter: backup
amazonS3:
adapter: amazon
stream_wrapper: ~
```
```
gaufrette://backup1/...
gaufrette://amazonS3/...
```
## Example 2
We define the protocol as "data", all filesystem will still be served (by default)
``` yaml
# app/config/config.yml
knp_gaufrette:
filesystems:
#...
stream_wrapper:
protocol: data
```
```
data://backup1/...
data://amazonS3/...
```
## Example 3
We define the protocol as data and define which filesystem(s) will be available
``` yaml
# app/config/config.yml
knp_gaufrette:
filesystems:
#...
stream_wrapper:
protocol: data
filesystems:
- backup1
```
```
data://backup1/... (works since it is defined above)
data://amazonS3/... (will not be available)
```
## Example 4
We define the protocol as data and define which filesystems will be available using array keys to set domain aliases
``` yaml
# app/config/config.yml
knp_gaufrette:
filesystems:
#...
stream_wrapper:
protocol: data
filesystems:
backup: backup1
pictures: amazonS3
```
```
data://backup/...
data://pictures/...
```