Signatur

Simple vector signature service to be used to convert signatures.

Signatures from the client-side into beautiful files ready to be downloaded.

Supported file format include:

• SVG - Scalable Vector Graphics
• PDF - Portable Document Format
• HPGL - Hewlett-Packard Graphics Language

Features

• Canvas based drawing, to be used in signatures
• Viewport for drawing of text and emoji
• Uses canvas2svg for SVG output

Configuration

Name	Type	Default	Description
BASE_URL	str	http://localhost:3000	The base URL that is going to be used in the construction of external URLs for Signatur.
SIGNATUR_KEY	str	None	Secret key that should be passed in protected calls so that the server side "trusts" the client side (authentication).
HEADLESS_URL	str	https://headless.stage.hive.pt	The base URL to be used to access Headless.
PRINT_URL	str	https://colony-print.stage.hive.pt	The base URL to be used to access Colony Print.
PRINT_NODE	str	default	The name of the print node to be used when accessing Colony Print.
PRINT_PRINTER	str	printer	The name of printer (within print node) to be used by Colony Print.
PRINT_KEY	str	null	The secret key to be used when accessing Colony Print service.

Printing

To be able to enable printing the following JavaScript code should be used inside Browser's JavaScript console:

localStorage.setItem("url", "https://colony-print.stage.hive.pt");
localStorage.setItem("node", "${node-name}");
localStorage.setItem("printer", "${node-printer}");
localStorage.setItem("key", "${server-key}");

To read the configuration you can use the following JavaScript code:

console.info(localStorage.getItem("url"));
console.info(localStorage.getItem("node"));
console.info(localStorage.getItem("printer"));
console.info(localStorage.getItem("key"));

Maintenance

Adding New Emoji

To add a new emoji to the system the following steps should be followed:

1. Determine the right file name for the new emoji font file (e.g. coolemojis.ttf for laser and coolemojisp.ttf for pantogrpah)
2. Place the new font file in the static/fonts directory
3. Add the new emoji "characters" to the emoji array in the viewport.ejs file
4. Test the using the local machine yarn && yarn dev
5. Release a new version of the system (Docker Image)

License

Signatur is currently licensed under the Apache License, Version 2.0.

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