Add a new Gold Driver achievement.

data/achievements.xml

@@ -25,5 +25,12 @@
                title="Marathoner" description="Make a race with 5 laps or more">
     <laps goal="5"/>
   </achievement>
+  <achievement id="5" check-type="all-at-least" reset-after-race="no"
+               title="Gold driver" description="Win in all single player modes, against at least 3 opponents.">
+    <standard goal="1"/>
+	<std_timetrial goal="1"/>
+	<follow_leader goal="1"/>
+	<opponents goal="3"/>
+  </achievement>
 </achievements>
 

src/achievements/achievement_info.hpp

@@ -47,7 +47,8 @@ public:
            ACHIEVE_STRIKE      = 2,
            ACHIEVE_ARCH_ENEMY  = 3,
            ACHIEVE_MARATHONER  = 4,
-           ACHIEVE_LAST       = ACHIEVE_MARATHONER
+           ACHIEVE_GOLD_DRIVER = 5,
+           ACHIEVE_LAST        = ACHIEVE_GOLD_DRIVER
     };
     /** Achievement check type: 
      *  ALL_AT_LEAST: All goal values must be reached (or exceeded).

src/modes/world.cpp

@@ -445,6 +445,7 @@ void World::terminateRace()
                      &best_player);
     }
 
+    // Check achievements
     PlayerManager::increaseAchievement(AchievementInfo::ACHIEVE_COLUMBUS,
                                        getTrack()->getIdent(), 1);
     if (raceHasLaps())
@@ -452,6 +453,39 @@ void World::terminateRace()
         PlayerManager::increaseAchievement(AchievementInfo::ACHIEVE_MARATHONER,
                                            "laps", race_manager->getNumLaps());
     }
+    
+    Achievement *achiev = PlayerManager::getCurrentAchievementsStatus()->getAchievement(AchievementInfo::ACHIEVE_GOLD_DRIVER);
+    if (achiev)
+    {
+        std::string modeName = getIdent(); // Get the race mode name
+        int winnerPosition = 1;
+        int opponents = achiev->getInfo()->getGoalValue("opponents"); // Get the required opponents number
+        if (modeName == IDENT_FTL)
+        {
+            winnerPosition = 2;
+            opponents++;
+        }
+        for(unsigned int i = 0; i < kart_amount ; i++)
+        {
+            // Retrieve the current player
+            StateManager::ActivePlayer* p = m_karts[i]->getController()->getPlayer();
+            if (p && p->getConstProfile() == PlayerManager::get()->getCurrentPlayer())
+            {
+                // Check if the player has won
+                if (m_karts[i]->getPosition() == winnerPosition && kart_amount > opponents )
+                {
+                    // Update the achievement
+                    std::transform(modeName.begin(), modeName.end(), modeName.begin(), std::tolower);
+                    if (achiev->getValue("opponents") <= 0)
+                        PlayerManager::increaseAchievement(AchievementInfo::ACHIEVE_GOLD_DRIVER,
+                                                            "opponents", opponents);
+                    PlayerManager::increaseAchievement(AchievementInfo::ACHIEVE_GOLD_DRIVER,
+                                                        modeName, 1);
+                }
+            }
+	    } // for i < kart_amount
+    } // if (achiev)
+
     PlayerManager::get()->getCurrentPlayer()->raceFinished();
 
     if (m_race_gui) m_race_gui->clearAllMessages();

src/modes/world.hpp

@@ -25,6 +25,7 @@
   * battle, etc.)
   */
 
+#include <cctype>
 #include <vector>
 
 #include "modes/world_status.hpp"