Code Repository - iNTERFACEWARE Help Center

Welcome to iNTERFACEWARE’s code repository – a place to find and share official and community-submitted code. Our goal is to provide useful and commonly used interfaces, modules, code snippets, and to encourage the members of our community to learn, share and help each other with their projects.

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Merge data into a database

Added by iNTERFACEWARE

Code Samples

Basic example of merging data into a SQLite database (code is "plug and play" as the DB will be created if it does not exist)

Set an XML node to a space " " character

Added by iNTERFACEWARE

Code Samples

Demonstrates the best way to set a XML node to a space character, by using setText(' ') from the xml.lua module

Read an empty XML TEXT element

Added by iNTERFACEWARE

Code Samples

Demonstrates the best way to read an empty XML TEXT element, by using the text(' ') function from the xml.lua module

Mapping messages

Added by iNTERFACEWARE

Code Samples

How to map all or part of an HL7 message (similar principles apply to other message types)

Transforming messages

Added by iNTERFACEWARE

Code Samples

How to transform part of an HL7 message (similar principles apply to other message types)

Filtering messages

Added by iNTERFACEWARE

Code Samples

How to filter out unwanted HL7 messages (similar principles apply to other message types)

Insert data into a database

Added by iNTERFACEWARE

Code Samples

How to insert data from an HL7 message into a database (similar principles apply to other message types)

Update a database table

Added by iNTERFACEWARE

Code Samples

How to update a database using data from an HL7 message (similar principles apply to other message types)

Prevent a channel from stopping on errors

Added by iNTERFACEWARE

Code Samples

A very simple way to run all your code in protected mode with pcall() and log errors instead of stopping

auth.lua

Added by iNTERFACEWARE

Modules

A module that does basic authentication for incoming web requests

batch.lua

Added by iNTERFACEWARE

Modules

A module to help processing batched HL7 messages

sqlite.lua

Added by iNTERFACEWARE

Modules

A module to create a SQLite database and generate the tables specified in a VMD

age.lua

Added by iNTERFACEWARE

Modules

This module calculates age from DOB, it returns years, months and partial years (i.e., 17, 3, 17.296272)

Connect to a DB

Added by iNTERFACEWARE

Code Snippets

Code to connect to commonly used databases (connecting to other databases is very similar).

Parse an HL7 message

Added by iNTERFACEWARE

Code Snippets

How to parse an HL7 message and create an HL7 output message

Trap function call errors with pcall()

Added by iNTERFACEWARE

Code Snippets

Use pcall() to trap errors by calling a function in protected mode (use to prevent a channel from stopping on "innocent" errors).

Raise an error

Added by iNTERFACEWARE

Code Snippets

Use the error() function to raise an error and write it to the logs

Creating log entries

Added by iNTERFACEWARE

Code Snippets

How to create Error, Warning, Informational, and Debug log entries

Read from a file

Added by iNTERFACEWARE

Code Snippets

How to open and read a file from disk, either one line at a time, or read the whole file at once

Conversion to string or number

Added by iNTERFACEWARE

Code Snippets

How to convert numbers and node trees to a to string representation, and how to convert a numeric strings to numbers