datahub/bin/README.md
2022-02-04 13:22:32 +01:00

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## DataHub CLI
This command line tool helps you to instantly build and deploy data-driven pages. It doesn't require you to know any frontend technologies (HTML, CSS, JS) so that you can focus on your data. Simply run a command (`datahub deploy`) and get a URL for your data page.
You can still customize the look and feel of your data-driven pages. It uses [Portal.js][] under the hood and with some basic knowledge of frontend development users can easily get started.
[Portal.js]: https://portaljs.org/learn
## Install
Install the CLI tool:
```bash
npm install -g 'https://gitpkg.now.sh/datopian/portal.js/bin?main'
# or with yarn
yarn add 'https://gitpkg.now.sh/datopian/portal.js/bin?main'
```
Next, confirm if the `datahub` command is available:
```bash
which datahub
# should print path to the executable
```
> Note: It is recommended you install the CLI tool globally so you can run it from anywhere on your machine.
## Features
### Show
Easily preview data-driven pages locally.
I have a dataset `my-data` with the following content:
```
README.md
data.csv
# descriptor is optional (we infer if not there)
datapackage.json
```
I can do the following:
```
cd my-data
datahub show
```
The single show command gives me access to the following:
* Elegant presentation
* Shows the data in a table etc (searchable / filterable)
* Supports other data formats e.g. json, xlsx etc
* Show graphs
* Data summary
Show works with:
* README + csv
* Frictionless dataset
* Frictionless resource
* Pure README with frontmatter
### Deploy [Not implemented yet]
Once you are ready to deploy your data:
```
datahub deploy
```
It starts building your production ready data-driven page and deploys it in the cloud. With the single command you get a URL for you page (e.g., `https://my-data-abcd123.datahub.io`). Now, share it with everyone!
Why to deploy my data?
* Deploys a shareable url with the content of show
* Semi-private
* Can integrate access control (?)
* Deploys a data API
* [Other integrations e.g. push to google spreadsheets]
* Dashboard showing your DataHub/Portal projects
### Extra supported commands
You can directly specify a folder to build from:
```bash
datahub show path=\some\path\dataset
```
Optional args you can pass yo the show command are:
- path: The path to a dataset directory. If blank, defaults to current working directory
- port: The port number to display your dataset in. Defaults to 3000.
- npm: Whether or not to use npm when install packages. Defaults to `false`, uses yarn.
```
datahub show [path=\some\path\dataset | port=4000 | npm=true]
```