From 9a4a0a490ef9426f3d7f5a9131d932d5dcde331d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20P=2E?= <nicolo.paraciani@cnr.it>
Date: Tue, 24 Mar 2026 19:35:54 +0100
Subject: [PATCH] Remove leading zeros in canvas names (WIP)

---
 README.md                     | 12 ++++++------
 src/service/FilenameParser.js | 10 +++++++++-
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index 75acce1..8143dd0 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # IIIF Manifest service for the GreekSchools Project
 
-This repository holds the code for a NodeJS/Express service that implements dynamic generation of IIIF manifests, compliant with version 2 of the Presentation API. Support for version 3 should be added in the future.
+This repository holds the code for a NodeJS/Express service that implements dynamic generation of IIIF manifests for images produced by the [GreekSchools ERC project](https://greekschools.eu). The service is compliant with version 2 of the Presentation API, support for version 3 should be added in the future.
 
 The project uses `yarn` for dependency management and an `.env` file to set environment variables, an example of which can be found in `.env.example`.
 
@@ -8,19 +8,19 @@ The project uses `yarn` for dependency management and an `.env` file to set envi
 
 `GreekManifests` requires NodeJS v. >= 20 to be installed on the system, as well as `yarn` as a package manager, which can be installed globally via `npm`:
 
-```
+```shell
 npm install -g yarn
 ```
 
 To install the service itself, clone this repository on the target host (replace `<target_dir>` with a suitable path, or remove to install in `./greek-manifests`):
 
-```
+```shell
 git clone https://git.electricmandarine.cloud/nicolo/greek-manifests <target_dir>
 ```
 
 then run the following commands from the root folder:
 
-```
+```shell
 yarn
 node app.mjs
 ```
@@ -30,9 +30,9 @@ This will start the [Express](https://expressjs.com) web server, which will rema
 
 ## Documentation
 
-Automatic JSDoc documentation for the codebase can be generated by running the following command from the root folder:
+Automatic [JSDoc](https://jsdoc.app) documentation for the codebase can be generated by running the following command from the project's root folder:
 
-```
+```shell
 jsdoc -c jsdoc.json
 ```
 
diff --git a/src/service/FilenameParser.js b/src/service/FilenameParser.js
index e0c0937..77b580f 100644
--- a/src/service/FilenameParser.js
+++ b/src/service/FilenameParser.js
@@ -162,7 +162,7 @@ const extractors = {
  * @param {string} technique 
  * @returns {ParsedMetadata}
  */
-export function parse (imgFilename, technique) {
+export function parse(imgFilename, technique) {
 	return extractors[technique](imgFilename);
 }
 /**
@@ -180,6 +180,14 @@ export function getCanvasName(imgFilename, technique) {
 		canvasName += imgFilename.split('_')[3].replace(/\..*$/,'');
 	}
 
+    // Check if name is of `fr01&02` type...
+    let names = canvasName.split('&');
+
+    // Remove leading zeroes everywhere
+    names = names.map(name => name.replaceAll(/^([a-z]+)?0*(\d+)/ig, '$1$2'));
+    // Rejoin if needed...
+    canvasName = names.join('&');
+
 	return canvasName;
 }
 /**