feat(meshtastic): extract LoBBS plugin library

apps/Time/TimeCommands.cpp

@@ -0,0 +1,80 @@
+#if !MESHTASTIC_EXCLUDE_LOBBS
+
+#include "TimeCommands.h"
+#include "../../LoBBSCommandRegistry.h"
+#include "../../LoBBSHooks.h"
+#include "../../LoBBSReply.h"
+#include "../../LoBBSResponse.h"
+#include "gps/RTC.h"
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <stdint.h>
+#include <sys/time.h>
+
+#include "LoBBSStackGuard.h"
+
+static void handleTime(LoBBSCommandCtx &ctx)
+{
+    const char *peek = lobbsArgPeek(ctx);
+    if (!peek) {
+        char buf[LOBBS_REPLY_BYTES + 1];
+        snprintf(buf, sizeof(buf), "Time: %u (%s)", (unsigned)getTime(), RtcName(getRTCQuality()));
+        lobbsCommandReply(ctx, buf);
+        return;
+    }
+    if (!lobbsCommandRequireSysop(ctx))
+        return;
+    uint32_t sec = 0;
+    if (!lobbsArgShiftUint(ctx, sec)) {
+        lobbsCommandReplyError(ctx, "Invalid time.");
+        return;
+    }
+    if (lobbsArgHasMore(ctx)) {
+        lobbsCommandReplyError(ctx, "Usage: /time\nUsage: /time unix (sysop)");
+        return;
+    }
+    struct timeval tv;
+    tv.tv_sec = (time_t)sec;
+    tv.tv_usec = 0;
+    RTCSetResult r = perhapsSetRTC(RTCQualityNTP, &tv, true);
+    if (r == RTCSetResultSuccess)
+        lobbsCommandReply(ctx, "Time set.");
+    else if (r == RTCSetResultInvalidTime)
+        lobbsCommandReplyError(ctx, "Invalid time.");
+    else
+        lobbsCommandReplyError(ctx, "Could not set time.");
+}
+
+static const LoBBSVerb timeHelpVerbs[] = {
+    {"time", nullptr, 0, "time — show Unix time and source"},
+    {"time", nullptr, LOBBS_V_SYSOP, "time unix — sysop: set clock to Unix epoch"},
+};
+
+static void slashTime(LoBBSCommandCtx *ctx, const LoScalar &args)
+{
+    if (!ctx || !lobbsSlashVerbIs(args, "time"))
+        return;
+    handleTime(*ctx);
+}
+
+static void filterTimeHelpTopics(LoBBSCommandCtx *ctx, std::vector<LoScalar> &topics, const LoScalar &args)
+{
+    (void)ctx;
+    (void)args;
+    lobbsRecordPush(topics, "time", "show the clock");
+}
+
+static void filterTimeHelpForTopic(LoBBSCommandCtx *ctx, LoScalar &value, const LoScalar &args)
+{
+    lobbsHelpForTable(ctx, value, args, "time", timeHelpVerbs, sizeof(timeHelpVerbs) / sizeof(timeHelpVerbs[0]));
+}
+
+void lobbsTimeRegisterCommands()
+{
+    lobbsAddAction("slash_cmd", slashTime, LOBBS_HOOK_PRIORITY_TIME);
+    lobbsAddFilter("help_topics", filterTimeHelpTopics, LOBBS_HOOK_PRIORITY_TIME);
+    lobbsAddFilter("help_for_topic", filterTimeHelpForTopic, LOBBS_HOOK_PRIORITY_TIME);
+}
+
+#endif