Add item option db. For now unused.

1 files changed, 143 insertions, 0 deletions

diff --git a/src/resources/db/itemoptiondb.cpp b/src/resources/db/itemoptiondb.cpp
new file mode 100644
index 000000000..becdf7406
--- /dev/null
+++ b/src/resources/db/itemoptiondb.cpp
@@ -0,0 +1,143 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2016-2017  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/itemoptiondb.h"
+
+#include "configuration.h"
+
+#include "utils/checkutils.h"
+#include "utils/dtor.h"
+
+#include "resources/beingcommon.h"
+
+#include "resources/db/itemfielddb.h"
+
+#include "resources/item/itemfieldtype.h"
+
+#include "debug.h"
+
+namespace
+{
+    ItemOptionDb::OptionInfos mOptions;
+    bool mLoaded = false;
+}  // namespace
+
+void ItemOptionDb::load()
+{
+    if (mLoaded)
+        unload();
+
+    loadXmlFile(paths.getStringValue("itemOptionsFile"), SkipError_false);
+    loadXmlFile(paths.getStringValue("itemOptionsPatchFile"), SkipError_true);
+    loadXmlDir("itemOptionsPatchDir", loadXmlFile);
+    mLoaded = true;
+}
+
+static void addFieldByName(std::vector<ItemFieldType*> &options,
+                           XmlNodeConstPtr node,
+                           const ItemFieldDb::FieldInfos &fields,
+                           const char *const name)
+{
+    std::string value = XML::getProperty(node, name, "");
+    if (value.empty())
+        return;
+
+    FOR_EACH (ItemFieldDb::FieldInfos::const_iterator, it, fields)
+    {
+        const std::string fieldName = (*it).first;
+        if (fieldName == value)
+        {
+            options.push_back((*it).second);
+            return;
+        }
+    }
+}
+
+static void readOptionFields(std::vector<ItemFieldType*> &options,
+                             XmlNodeConstPtr node,
+                             const ItemFieldDb::FieldInfos &fields)
+{
+    addFieldByName(options, node, fields, "field");
+    for (int f = 0; f < 15; f ++)
+    {
+        const std::string field = strprintf("field%d", f);
+        addFieldByName(options, node, fields, field.c_str());
+    }
+}
+
+void ItemOptionDb::loadXmlFile(const std::string &fileName,
+                               const SkipError skipError)
+{
+    XML::Document doc(fileName,
+        UseVirtFs_true,
+        skipError);
+    XmlNodeConstPtrConst rootNode = doc.rootNode();
+
+    if (!rootNode || !xmlNameEqual(rootNode, "itemoptions"))
+    {
+        if (skipError == SkipError_true)
+        {
+            logger->log("ItemFieldDb: Error while loading %s!",
+                fileName.c_str());
+        }
+        else
+        {
+            reportAlways("ItemFieldDb: Error while loading %s!",
+                fileName.c_str());
+        }
+        return;
+    }
+
+    const ItemFieldDb::FieldInfos &requiredFields =
+        ItemFieldDb::getRequiredFields();
+    const ItemFieldDb::FieldInfos &addFields =
+        ItemFieldDb::getAddFields();
+
+    for_each_xml_child_node(node, rootNode)
+    {
+        if (xmlNameEqual(node, "include"))
+        {
+            const std::string name = XML::getProperty(node, "name", "");
+            if (!name.empty())
+                loadXmlFile(name, skipError);
+            continue;
+        }
+        if (xmlNameEqual(node, "option"))
+        {
+            const int id = XML::getProperty(node,
+                "id",
+                0);
+            if (id <= 0)
+            {
+                reportAlways("Empty id field in ItemOptionDb");
+                continue;
+            }
+            std::vector<ItemFieldType*> &options = mOptions[id];
+            readOptionFields(options, node, requiredFields);
+            readOptionFields(options, node, addFields);
+        }
+    }
+}
+
+void ItemOptionDb::unload()
+{
+    mOptions.clear();
+    mLoaded = false;
+}