initial formatter framework

driver/web.cpp

@@ -21,6 +21,12 @@ using namespace std::literals;
 
 namespace {
 
+std::map<std::string, void(*)(std::shared_ptr<Webhooks>, const ProjectSettings &, std::string_view, const boost::json::object &)> formatters {
+    {"push", [](std::shared_ptr<Webhooks> webhooks, const ProjectSettings &project, std::string_view full_name, const boost::json::object &body) {
+        webhooks->send_notice(project.channel, "push");
+    }},
+};
+
 // Used as the completion handler for coroutines in this module to print
 // failure reasons to the log.
 auto report_error(std::exception_ptr eptr) -> void
@@ -86,7 +92,7 @@ auto announce_event(
 auto process_event(
     std::shared_ptr<Webhooks> self,
     const std::string_view notify_user,
-    const std::string_view event_name,
+    const std::string event_name,
     const boost::json::value &json
 ) -> void
 {
@@ -117,13 +123,16 @@ auto process_event(
         return;
     }
 
-    if (not settings.enabled || not settings.events.contains(std::string{event_name}))
+    if (not settings.enabled || not settings.events.contains(event_name))
     {
         // quietly ignore events we don't care about
         return;
     }
 
-    announce_event(self, settings, std::move(full_name), event_name, std::move(event));
+    auto formatter_cursor = formatters.find(event_name);
+    if (formatter_cursor != formatters.end()) {
+        formatter_cursor->second(self, settings, full_name, event);
+    }
 }
 
 // Process the HTTP request validating its structure and signature.
@@ -509,6 +518,68 @@ std::map<std::string, void (*)(std::shared_ptr<Webhooks>, const myirc::Bot::Comm
              reply_to(webhooks, cmd, "Disabled project " + name);
          }
      }},
+     {"add-events", [](std::shared_ptr<Webhooks> webhooks, const myirc::Bot::Command &cmd) {
+         std::istringstream iss{std::string{cmd.arguments}};
+         std::string name;
+         if (iss >> name)
+         {
+             auto &project = webhooks->settings_.projects.at(name);
+             if (not authorized_for_project(cmd, project, cmd.account))
+             {
+                 return;
+             }
+
+             unsigned n_added = 0, n_skipped = 0, n_unknown = 0;
+             while (iss >> name) {
+                 if (formatters.contains(name)) {
+                    const auto [_, added] = project.events.insert(name);
+                    if (added) { n_added++; } else { n_skipped++; }
+                 } else {
+                     n_unknown++;
+                 }
+             }
+
+             webhooks->save_settings();
+
+             std::stringstream ss;
+             ss << "Events updated.";
+             if (n_added) { ss << " added: " << n_added; }
+             if (n_skipped) { ss << " skipped: " << n_skipped; }
+             if (n_unknown) { ss << " unknown: " << n_unknown; }
+             reply_to(webhooks, cmd, ss.str());
+         }
+     }},
+     {"drop-events", [](std::shared_ptr<Webhooks> webhooks, const myirc::Bot::Command &cmd) {
+         std::istringstream iss{std::string{cmd.arguments}};
+         std::string name;
+         if (iss >> name)
+         {
+             auto &project = webhooks->settings_.projects.at(name);
+             if (not authorized_for_project(cmd, project, cmd.account))
+             {
+                 return;
+             }
+
+             unsigned n_removed = 0, n_skipped = 0, n_unknown = 0;
+             while (iss >> name) {
+                 if (formatters.contains(name)) {
+                    const auto removed = project.events.erase(name);
+                    if (removed) { n_removed++; } else { n_skipped++; }
+                 } else {
+                     n_unknown++;
+                 }
+             }
+
+             webhooks->save_settings();
+
+             std::stringstream ss;
+             ss << "Events updated.";
+             if (n_removed) { ss << " removed: " << n_removed; }
+             if (n_skipped) { ss << " skipped: " << n_skipped; }
+             if (n_unknown) { ss << " unknown: " << n_unknown; }
+             reply_to(webhooks, cmd, ss.str());
+         }
+     }},
      {"add-access", [](std::shared_ptr<Webhooks> webhooks, const myirc::Bot::Command &cmd) {
          if (cmd.oper.empty())
          {
@@ -544,10 +615,6 @@ std::map<std::string, void (*)(std::shared_ptr<Webhooks>, const myirc::Bot::Comm
          if (iss >> name >> account)
          {
              auto &project = webhooks->settings_.projects.at(name);
-             if (not authorized_for_project(cmd, project, cmd.account))
-             {
-                 return;
-             }
              auto removed = project.authorized_accounts.erase(account);
              if (removed) { 
                 webhooks->save_settings();
@@ -557,4 +624,19 @@ std::map<std::string, void (*)(std::shared_ptr<Webhooks>, const myirc::Bot::Comm
              }
          }
      }},
+     {"set-channel", [](std::shared_ptr<Webhooks> webhooks, const myirc::Bot::Command &cmd) {
+         if (cmd.oper.empty())
+         {
+             return;
+         }
+         std::istringstream iss{std::string{cmd.arguments}};
+         std::string name, channel;
+         if (iss >> name >> channel)
+         {
+             auto &project = webhooks->settings_.projects.at(name);
+             project.channel = channel;
+             webhooks->save_settings();
+             reply_to(webhooks, cmd, "Channel assigned");
+         }
+     }},
 };