Learn How To Install HTMLDoc on CoreOS
Table of Contents
If you are using a different system, please check our other tutorials.
HTMLDoc will dynamically parse Postscript (PDF 1.6) documents from correctly written Hypertext (HTML 3.2). This will allow you to generate PDF files on-the-fly, without having to spend hours setting up your server environment or having to pay enormous sums of money to acquire said capability. It can be used for all type of documents, from receipts and invoices, to brochures and documentation, and much more.
In this tutorial, you will learn what is needed to install HTMLDoc on CoreOS.
Once HTMLDoc has been installed, we shall continue by creating a simple one-page document, an HTML template we will generate our first PDF document from.
For this tutorial, we will be working with IT Web Services’s CoreOS 1024MB Stable x64 server with IPv4 and at least 1024MB memory. Keep in mind, this works the same with IPv6 only servers as well.
Log in as
root and spawn a container to get started.
Now, install HTMLDoc.
# yum install htmldoc -y
Since the next example uses Nano, we will install it now.
# yum install nano -y
You can now start generating PDF documents on-the-fly.
Generating Your First PDF from HTML
Let’s quickly test this newfound capability from the command-line. Move over to the
/tmp/ directory for testing:
Now, let’s create a simple HTML document, which we will use to generate a PDF document. We can call it
Add the following HTML markup to it:
<html> <head> <title>My first PDF from HTML</title> </head> <body> This is the body of my first PDF document made from HTML. </body> </html>
Save it by hitting CTRL + X to exit Nano editor, then input
y to save the changes. You can now instruct HTMLDoc to parse a PDF document from your
htmldoc --webpage -f postscript-output.pdf markup-source.html
You will now have a new file named
postscript-output.pdf with a title of “My first PDF from HTML” and a body of “This is the body of my first PDF document made from HTML”. Congratulations, you have learned how to turn simple HTML markup to highly transportable PostScript PDF documents.
Do you need help setting up this on your own service?
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