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# Conflicts: # docs/flow/flows.md # docs/installation/docker-compose.md # docs/providers.md
13 lines
852 B
Markdown
13 lines
852 B
Markdown
# Property Mapping Expressions
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The property mapping should return a value that is expected by the Provider/Source. Supported types are documented in the individual Provider/Source. Returning `None` is always accepted and would simply skip the mapping for which `None` was returned.
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!!! notice
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These variables are available in addition to the common variables/functions defined in [**Expressions**](../expressions/index.md)
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### Context Variables
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- `user`: The current user. This may be `None` if there is no contextual user. ([ref](../expressions/reference/user-object.md))
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- `request`: The current request. This may be `None` if there is no contextual request. ([ref](https://docs.djangoproject.com/en/3.0/ref/request-response/#httprequest-objects))
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- Other arbitrary arguments given by the provider, this is documented on the Provider/Source.
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