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Robin MöllerandClaude Sonnet 5.5
3b3dbf8cd7
Admins and the console can DM one player, a player's party or all online admins. Players can whisper with /w. Messages carry a [DM from ...] prefix. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01EhQ3AZZ7KQddTqV67tZMLc
64 lines
2.7 KiB
C++
64 lines
2.7 KiB
C++
#pragma once
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#include <charconv>
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#include <cstdint>
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#include <optional>
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#include <string>
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#include <string_view>
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#include <utility>
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// Parsing helpers for console lines, admin requests and chat commands.
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namespace dingosdk::server {
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inline std::string_view trim(std::string_view text) {
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const auto first = text.find_first_not_of(" \t");
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if (first == std::string_view::npos) return {};
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return text.substr(first, text.find_last_not_of(" \t") - first + 1);
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}
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// The first word and the rest, both trimmed.
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inline std::pair<std::string_view, std::string_view> split(std::string_view text) {
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text = trim(text);
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const auto space = text.find(' ');
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if (space == std::string_view::npos) return {text, {}};
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return {text.substr(0, space), trim(text.substr(space + 1))};
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}
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inline std::optional<std::uint64_t> number(std::string_view text) {
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std::uint64_t value{};
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const auto result = std::from_chars(text.data(), text.data() + text.size(), value);
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if (result.ec != std::errc{} || result.ptr != text.data() + text.size()) return {};
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return value;
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}
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inline std::optional<bool> on_off(std::string_view text) {
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if (text == "on" || text == "true" || text == "yes") return true;
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if (text == "off" || text == "false" || text == "no") return false;
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return {};
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}
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inline std::string lower(std::string_view text) {
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std::string result(text);
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for (auto &c : result)
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if (c >= 'A' && c <= 'Z') c = static_cast<char>(c + 32);
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return result;
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}
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// Cuts text to at most `limit` bytes, never through a UTF-8 character.
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inline void cut_text(std::string &text, std::size_t limit) {
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if (text.size() <= limit) return;
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auto cut = limit;
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while (cut && (static_cast<unsigned char>(text[cut]) & 0xC0) == 0x80) --cut;
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text.resize(cut);
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}
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// A direct message as the recipient reads it: "[DM from <from>] text", or "[DM from <from> to <scope>] text" for
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// a group. The text is cut so the whole line fits `limit` bytes and the marker is never lost.
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inline std::string dm_line(std::string_view from, std::string_view scope, std::string_view text, std::size_t limit) {
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std::string head = "[DM from " + std::string(from);
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if (!scope.empty()) head += " to " + std::string(scope);
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head += "] ";
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std::string body(text);
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cut_text(body, limit > head.size() ? limit - head.size() : 0);
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return head + body;
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}
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// A command as the log shows it: the log is plain text, so a new password is left out.
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inline std::string loggable(std::string_view command) {
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const auto [verb, argument] = split(command);
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if (lower(verb) != "password" || argument.empty() || argument == "off") return std::string(command);
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return std::string(verb) + " <hidden>";
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}
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} // namespace dingosdk::server
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