Add basic horses db implimentation.

1 files changed, 157 insertions, 0 deletions

diff --git a/src/resources/db/horsedb.cpp b/src/resources/db/horsedb.cpp
new file mode 100644
index 000000000..315cd09d0
--- /dev/null
+++ b/src/resources/db/horsedb.cpp
@@ -0,0 +1,157 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2009  Aethyra Development Team
+ *  Copyright (C) 2011-2015  The ManaPlus Developers
+ *
+ *  This file is part of The ManaPlus Client.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "resources/db/horsedb.h"
+
+#include "animatedsprite.h"
+#include "client.h"
+#include "configuration.h"
+#include "logger.h"
+
+#include "resources/beingcommon.h"
+#include "resources/horseinfo.h"
+
+#include "debug.h"
+
+namespace
+{
+    HorseInfos mHorseInfos;
+    HorseInfo mUnknown;
+    bool mLoaded = false;
+}
+
+void HorseDB::load()
+{
+    if (mLoaded)
+        unload();
+
+    mUnknown.sprite = AnimatedSprite::load(
+        paths.getStringValue("spriteErrorFile"));
+    mUnknown.offsetX = 0;
+    mUnknown.offsetY = 0;
+
+    logger->log1("Initializing horse database...");
+
+    loadXmlFile(paths.getStringValue("horsesFile"));
+    loadXmlFile(paths.getStringValue("horsesPatchFile"));
+    loadXmlDir("horsesPatchDir", loadXmlFile);
+
+    mLoaded = true;
+}
+
+void HorseDB::loadXmlFile(const std::string &fileName)
+{
+    XML::Document doc(fileName, true, false);
+    XmlNodePtrConst rootNode = doc.rootNode();
+
+    if (!rootNode || !xmlNameEqual(rootNode, "horses"))
+    {
+        logger->log("Horse Database: Error while loading %s!",
+            fileName.c_str());
+        return;
+    }
+
+    // iterate <emote>s
+    for_each_xml_child_node(horseNode, rootNode)
+    {
+        if (xmlNameEqual(horseNode, "include"))
+        {
+            const std::string name = XML::getProperty(horseNode, "name", "");
+            if (!name.empty())
+                loadXmlFile(name);
+            continue;
+        }
+        else if (!xmlNameEqual(horseNode, "horse"))
+        {
+            continue;
+        }
+
+        const int id = XML::getProperty(horseNode, "id", -1);
+
+        if (id == -1)
+        {
+            logger->log("Horse Database: Horse with missing ID in %s!",
+                paths.getStringValue("horsesFile").c_str());
+            continue;
+        }
+        HorseInfo *currentInfo = nullptr;
+        if (mHorseInfos.find(id) != mHorseInfos.end())
+            currentInfo = mHorseInfos[id];
+        else
+            currentInfo = new HorseInfo;
+
+        currentInfo->offsetX = XML::getProperty(horseNode, "x", 0);
+        currentInfo->offsetY = XML::getProperty(horseNode, "y", 0);
+
+        for_each_xml_child_node(spriteNode, horseNode)
+        {
+            if (!spriteNode->xmlChildrenNode)
+                continue;
+
+            if (xmlNameEqual(spriteNode, "sprite"))
+            {
+                currentInfo->sprite = AnimatedSprite::load(
+                    paths.getStringValue("sprites").append(std::string(
+                    reinterpret_cast<const char*>(
+                    spriteNode->xmlChildrenNode->content))),
+                    XML::getProperty(spriteNode, "variant", 0));
+                break;
+            }
+        }
+        mHorseInfos[id] = currentInfo;
+    }
+}
+
+void HorseDB::unload()
+{
+    FOR_EACH (HorseInfos::const_iterator, i, mHorseInfos)
+    {
+        delete i->second->sprite;
+        delete i->second;
+    }
+    mHorseInfos.clear();
+
+    delete mUnknown.sprite;
+
+    mLoaded = false;
+}
+
+const HorseInfo *HorseDB::get(const int id, const bool allowNull)
+{
+    const HorseInfos::const_iterator i = mHorseInfos.find(id);
+
+    if (i == mHorseInfos.end())
+    {
+        if (allowNull)
+            return nullptr;
+        logger->log("HorseDB: Warning, unknown emote ID %d requested", id);
+        return &mUnknown;
+    }
+    else
+    {
+        return i->second;
+    }
+}
+
+int HorseDB::size()
+{
+    return static_cast<signed int>(mHorseInfos.size());
+}