- [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
- [[tutorial v1.1_040] HTTPS family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_040/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_041~1..v1.1_041))

# [tutorial v1.1_041] A default value calculated from another variable

[Read the tutorial "A default value calculated from another variable" in the documentation](https://pedago.gwenaelremond.fr/bribes/rougail/tutorial/properties.html#a-default-value-calculated-from-another-variable)


## Screenshot
<img src="firefox.png" width=50% height=50% alt="Firefox Proxy setting"/>


## Clone and install

To test this tutorial, you need to download this repository and install Rougail:

```shell
git clone -b 1.1 https://forge.cloud.silique.fr/stove/rougail-tutorials.git
cd rougail-tutorials
python -m venv venv_rougail
. venv_rougail/bin/activate
pip install rougail-cli rougail-output-exporter rougail-output-doc rougail-user-data-yaml
```

Then switch to the tutorial page:

```shell
git switch --detach v1.1_041
```

## Structure

<p>
<a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_041/./">.</a><br/>
	└── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_041/./firefox/">firefox</a><br/>
	    ├── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_041/./firefox/00-proxy.yml">00-proxy.yml</a><br/>
	    ├── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_041/./firefox/10-manual.yml">10-manual.yml</a><br/>
	    └── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_041/./firefox/20-manual.yml">20-manual.yml</a><br/>
<br/><br/></p>

Contents of the firefox/20-manual.yml file

```yml
%YAML 1.2
---
version: 1.1

manual:

  use_for_https: true  # Also use this proxy for HTTPS

  https_proxy:  # HTTPS Proxy

    address:
      description: HTTPS address
      default:
        variable: __.http_proxy.address

    port:
      description: HTTPS Port
      default:
        variable: __.http_proxy.port
...

```

***
### Let's generate the documentation

```shell
rougail -m firefox/ -o doc
```
[View the documentation file](DOCUMENTATION.md)


***
### Let's generate the changelog

```shell
rougail -m firefox/ -o doc --doc.contents changelog --doc.changelog.previous_json_file previous.yml
```
[View the changelog file](CHANGELOG.md)

***
## User datas

### Example 1

#### config/01/config.yml


```yml
---
proxy_mode: Manual proxy configuration
manual:
  http_proxy:
    address: http.proxy.net
    port: 3128
  use_for_https: false
  https_proxy:
    address: https.proxy.net
```

***
#### Output

```shell
rougail -m firefox/ -u yaml -yf config/01/config.yml
```
> [!NOTE]
>
> **Caption:**
> - Variable
> - <span style="color: #B8860B">Default value</span>
> - <span style="color: #006400">Modified value</span>
> - (:hourglass_flowing_sand: Original default value)

Variables:
- :notebook: proxy_mode (Configure Proxy Access to the Internet): <span style="color: #006400">Manual proxy configuration</span> ← loaded from the YAML file "config/01/config.yml" (:hourglass_flowing_sand: No proxy)
- :open_file_folder: manual (Manual proxy configuration)
  - :open_file_folder: http_proxy (HTTP Proxy)
    - :notebook: address (HTTP address): <span style="color: #006400">http.proxy.net</span> ← loaded from the YAML file "config/01/config.yml"
    - :notebook: port (HTTP Port): <span style="color: #006400">3128</span> ← loaded from the YAML file "config/01/config.yml" (:hourglass_flowing_sand: 8080)
  - :notebook: use_for_https (Also use this proxy for HTTPS): <span style="color: #006400">false</span> ← loaded from the YAML file "config/01/config.yml" (:hourglass_flowing_sand: true)
  - :open_file_folder: https_proxy (HTTPS Proxy)
    - :notebook: address (HTTPS address): <span style="color: #006400">https.proxy.net</span> ← loaded from the YAML file "config/01/config.yml" (:hourglass_flowing_sand: http.proxy.net)
    - :notebook: port (HTTPS Port): <span style="color: #B8860B">3128</span>

***


- [[tutorial v1.1_050] A disabled family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_050/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_050~1..v1.1_050))