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[fix](trx-frontend-http): detect ft8 grids by scan

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Co-authored-by: Codex <codex@openai.com>
Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
This commit is contained in:
Stan Grams
2026-02-09 22:11:37 +01:00
parent 0073f11c15
commit dc376c9afb
1 changed files with 27 additions and 20 deletions
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src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/ft8.js
+27 -20
View File
@@ -29,29 +29,32 @@ function addFt8Message(msg) {
}
function renderFt8Message(message) {
const parts = message.split(/(\\s+)/);
return parts.map((part) => {
if (/^\\s+$/.test(part)) return part;
const m = part.match(/^([^A-Za-z0-9]*)([A-Za-z0-9]+)([^A-Za-z0-9]*)$/);
if (!m) return escapeHtml(part);
const [, lead, core, tail] = m;
const grid = core.toUpperCase();
if (/^[A-R]{2}\\d{2}(?:[A-X]{2})?$/.test(grid)) {
return `${escapeHtml(lead)}<span class="ft8-locator">[${grid}]</span>${escapeHtml(tail)}`;
}
return escapeHtml(part);
}).join("");
const gridRegex = /[A-R]{2}\\d{2}(?:[A-X]{2})?/gi;
let out = "";
let lastIdx = 0;
for (const match of message.matchAll(gridRegex)) {
const idx = match.index ?? 0;
const grid = match[0].toUpperCase();
const prev = idx > 0 ? message[idx - 1] : "";
const next = idx + grid.length < message.length ? message[idx + grid.length] : "";
if (isAlphaNum(prev) || isAlphaNum(next)) continue;
out += escapeHtml(message.slice(lastIdx, idx));
out += `<span class="ft8-locator">[${grid}]</span>`;
lastIdx = idx + grid.length;
}
out += escapeHtml(message.slice(lastIdx));
return out;
}
function extractFirstGrid(message) {
const parts = message.split(/\\s+/);
for (const part of parts) {
const m = part.match(/[A-Za-z0-9]+/);
if (!m) continue;
const grid = m[0].toUpperCase();
if (/^[A-R]{2}\\d{2}(?:[A-X]{2})?$/.test(grid)) {
return grid;
}
const gridRegex = /[A-R]{2}\\d{2}(?:[A-X]{2})?/gi;
for (const match of message.matchAll(gridRegex)) {
const idx = match.index ?? 0;
const grid = match[0].toUpperCase();
const prev = idx > 0 ? message[idx - 1] : "";
const next = idx + grid.length < message.length ? message[idx + grid.length] : "";
if (isAlphaNum(prev) || isAlphaNum(next)) continue;
return grid;
}
return null;
}
@@ -64,6 +67,10 @@ function escapeHtml(input) {
.replaceAll("\"", "&quot;");
}
function isAlphaNum(ch) {
return /[A-Za-z0-9]/.test(ch);
}
document.getElementById("ft8-decode-toggle-btn").addEventListener("click", async () => {
try { await postPath("/toggle_ft8_decode"); } catch (e) { console.error("FT8 toggle failed", e); }
});