split messages by newline

src/solanaceae/ircclient_messages/ircclient_message_manager.cpp

@@ -9,6 +9,8 @@
 #include <libirc_rfcnumeric.h>
 #include <libircclient.h>
 
+#include "./string_view_split.hpp"
+
 #include <cstdint>
 #include <string_view>
 #include <vector>
@@ -120,7 +122,13 @@ bool IRCClientMessageManager::sendText(const Contact3 c, std::string_view messag
 	}
 
 	{ // actually send
-		std::string tmp_message{message}; // string_view might not be nul terminated
+		// split message by line
+		for (const auto& inner_str : MM::std_utils::split(message, "\n")) {
+			if (inner_str.empty()) {
+				continue;
+			}
+
+			std::string tmp_message{inner_str}; // string_view might not be nul terminated
 			if (action) {
 				if (irc_cmd_me(_ircc.getSession(), to_str.c_str(), tmp_message.c_str()) != 0) {
 					std::cerr << "IRCCMM error: failed to send action\n";
@@ -137,6 +145,7 @@ bool IRCClientMessageManager::sendText(const Contact3 c, std::string_view messag
 				}
 			}
 		}
+	}
 
 	const Contact3 c_self = _cr.get<Contact::Components::Self>(c).self;
 

src/solanaceae/ircclient_messages/string_view_split.hpp

@@ -0,0 +1,49 @@
+#pragma once
+
+#include <string_view>
+#include <vector>
+#include <cctype>
+
+namespace MM::std_utils {
+
+inline std::string_view trim_prefix(std::string_view sv) {
+	while (!sv.empty() && std::isspace(sv.front())) {
+		sv.remove_prefix(1);
+	}
+
+	return sv;
+}
+
+inline std::string_view trim_suffix(std::string_view sv) {
+	while (!sv.empty() && std::isspace(sv.back())) {
+		sv.remove_suffix(1);
+	}
+
+	return sv;
+}
+
+inline std::string_view trim(std::string_view sv) {
+	return trim_suffix(trim_prefix(sv));
+}
+
+// src : https://marcoarena.wordpress.com/2017/01/03/string_view-odi-et-amo/
+inline std::vector<std::string_view> split(std::string_view str, const char* delims) {
+	std::vector<std::string_view> ret;
+
+	std::string_view::size_type start = 0;
+	auto pos = str.find_first_of(delims, start);
+	while (pos != std::string_view::npos) {
+		if (pos != start) {
+			ret.push_back(str.substr(start, pos - start));
+		}
+		start = pos + 1;
+		pos = str.find_first_of(delims, start);
+	}
+	if (start < str.length())
+		ret.push_back(str.substr(start, str.length() - start));
+
+	return ret;
+}
+
+} // MM::std_utils
+