From 11f7db1b1cd314021475c723b6ebb59ee7756e41 Mon Sep 17 00:00:00 2001
From: MikeHughes-BIN <mike.hughes0506@gmail.com>
Date: Mon, 12 Jan 2026 19:07:42 +0100
Subject: [PATCH] speaker-renaming module created

---
 .../modules/replace_speaker/replaceSpeaker.js | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 services/modules/replace_speaker/replaceSpeaker.js

diff --git a/services/modules/replace_speaker/replaceSpeaker.js b/services/modules/replace_speaker/replaceSpeaker.js
new file mode 100644
index 0000000..34a0e44
--- /dev/null
+++ b/services/modules/replace_speaker/replaceSpeaker.js
@@ -0,0 +1,70 @@
+const fs = require('fs');
+const path = require('path');
+
+const module_exports = {
+    name: "replace_speaker",
+    type: "processor",
+    displayname: "Speaker Name Replacer",
+    description: "Replaces speaker placeholder names with actual names based on a mapping in HTML files",
+
+    async function({ inputHtmlPath, speakerMappingPath }) {
+        return await this.replaceNames(inputHtmlPath, speakerMappingPath);
+    },
+
+    replaceNames: async function(inputHtmlPath, speakerMappingPath) {
+        try {
+            const htmlContent = await fs.promises.readFile(inputHtmlPath, "utf-8");
+            const mappingData = await fs.promises.readFile(speakerMappingPath, "utf-8");
+
+            let speakerMap = {};
+            try {
+                const parsed = JSON.parse(mappingData);
+                if (parsed.speakerId && parsed.speakerName) {
+                    speakerMap[parsed.speakerId] = parsed.speakerName;
+                } else {
+                    Object.assign(speakerMap, parsed);
+                }
+            } catch (e) {
+                const lines = mappingData.trim().split('\n');
+                lines.forEach(line => {
+                    const [placeholder, realName] = line.split(',').map(s => s.trim());
+                    if (placeholder && realName) speakerMap[placeholder] = realName;
+                });
+            }
+
+            let outputContent = htmlContent;
+            Object.entries(speakerMap).forEach(([placeholder, realName]) => {
+                const regex = new RegExp(`[\$begin:math:text$\\\\\[\]\?\$\{placeholder\}\[\\$end:math:text$\\]]?`, 'g');
+                outputContent = outputContent.replace(regex, realName);
+            });
+
+            await fs.promises.writeFile(inputHtmlPath, outputContent, "utf-8");
+
+            return inputHtmlPath;
+
+        } catch (error) {
+            console.error("Error replacing speaker names:", error);
+            throw error;
+        }
+    }
+};
+
+module.exports = module_exports;
+
+if (require.main === module) {
+    (async () => {
+        const args = process.argv.slice(2);
+        if (args.length < 2) process.exit(1);
+
+        const [inputHtmlPath, speakerMappingPath] = args;
+
+        if (!fs.existsSync(inputHtmlPath)) process.exit(1);
+        if (!fs.existsSync(speakerMappingPath)) process.exit(1);
+
+        try {
+            await module_exports.replaceNames(inputHtmlPath, speakerMappingPath);
+        } catch (err) {
+            process.exit(1);
+        }
+    })();
+}
\ No newline at end of file