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Sanitize long_names and removed unused variables

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This commit is contained in:
Jason P 2025-06-23 15:58:43 -05:00
parent c35610b04d
commit f9bf7a1010
1 changed files with 23 additions and 5 deletions
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28
src/graphics/draw/UIRenderer.cpp
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@ -18,6 +18,24 @@
#include <RTC.h>
#include <cstring>
bool isAllowedPunctuation(char c)
{
const std::string allowed = ".,!?;:-_()[]{}'\"@#$/\\&+=%~^ ";
return allowed.find(c) != std::string::npos;
}
std::string sanitizeString(const std::string &input)
{
std::string output;
for (char c : input) {
if (std::isalnum(static_cast<unsigned char>(c)) || isAllowedPunctuation(c)) {
output += c;
}
// Else: skip (don't append)
}
return output;
}
#if !MESHTASTIC_EXCLUDE_GPS
// External variables
@ -296,7 +314,9 @@ void UIRenderer::drawNodeInfo(OLEDDisplay *display, const OLEDDisplayUiState *st
// === 1. Long Name (always try to show first) ===
const char *username = (node->has_user && node->user.long_name[0]) ? node->user.long_name : nullptr;
if (username && line < 5) {
if (username) {
std::string sanitized = sanitizeString(username); // Sanitize the incoming long_name just in case
username = sanitized.c_str();
// Print node's long name (e.g. "Backpack Node")
display->drawString(x, getTextPositions(display)[line++], username);
}
@ -676,12 +696,10 @@ void UIRenderer::drawDeviceFocused(OLEDDisplay *display, OLEDDisplayUiState *sta
const char *longName = nullptr;
meshtastic_NodeInfoLite *ourNode = nodeDB->getMeshNode(nodeDB->getNodeNum());
if (ourNode && ourNode->has_user && strlen(ourNode->user.long_name) > 0) {
longName = ourNode->user.long_name;
std::string sanitized = sanitizeString(ourNode->user.long_name);
longName = sanitized.c_str();
}
uint8_t dmac[6];
char shortnameble[35];
getMacAddr(dmac);
snprintf(screen->ourId, sizeof(screen->ourId), "%02x%02x", dmac[4], dmac[5]);
snprintf(shortnameble, sizeof(shortnameble), "%s",
graphics::UIRenderer::haveGlyphs(owner.short_name) ? owner.short_name : "");