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https://github.com/ggerganov/dot-to-ascii

Graphviz to ASCII converter using Graph::Easy
https://github.com/ggerganov/dot-to-ascii

ascii converter dot graphviz

Last synced: 15 days ago
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Graphviz to ASCII converter using Graph::Easy

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README

        

# dot-to-ascii

Try it here: https://dot-to-ascii.ggerganov.com

![dot-to-ascii](https://i.imgur.com/3WLVWn3.png)

## How it works?

- The [index.html](index.html#L82-L95) page sends XHR requests containing your Graphviz input to the [dot-to-ascii.php](dot-to-ascii.php) script
- The [dot-to-ascii.php](dot-to-ascii.php#L8) script runs the [Graph::Easy](https://metacpan.org/pod/Graph::Easy) command line tool to produce a text diagram from the provided Graphviz input
- The result is returned back to [index.html](index.html#L82-L95) where it is displayed in a `

` tag

## API

Dot-to-ascii can be easily used in your code by performing https requests to the api.

### Python

```python
import requests

def dot_to_ascii(dot: str, fancy: bool = True):

url = 'https://dot-to-ascii.ggerganov.com/dot-to-ascii.php'
boxart = 0

# use nice box drawing char instead of + , | , -
if fancy:
boxart = 1

params = {
'boxart': boxart,
'src': dot,
}

response = requests.get(url, params=params).text

if response == '':
raise SyntaxError('DOT string is not formatted correctly')

return response
```

``` python
graph_dot = '''
graph {
rankdir=LR
0 -- {1 2}
1 -- {2}
2 -- {0 1 3}
3
}
'''

graph_ascii = dot_to_ascii(graph_dot)

print(graph_ascii)
```

```
┌─────────┐
│ │
┌───┐ ┌───┐ ┌───┐ ┌───┐
┌─ │ 0 │ ─── │ 1 │ ─── │ │ ─── │ 3 │
│ └───┘ └───┘ │ │ └───┘
│ │ │ │
│ └──────────────── │ 2 │
│ │ │
│ │ │
└───────────────────── │ │
└───┘
```

## Run locally with docker

This uses the minimal Dockerfile with the default apache config etc. Not
suitable for production use.

``` bash
$ docker build -t dot-to-ascii .
$ docker run --rm -d --name dot-to-ascii -p 8080:80 dot-to-ascii
$ # open localhost:8080 in your browser
```