Add basic checking for po files.

3 files changed, 138 insertions, 1 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 14455db..1d16154 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -23,6 +23,7 @@ mplint_SOURCES = \
     rules/final.cpp \
     rules/include.cpp \
     rules/license.cpp \
+    rules/po.cpp \
     rules/xml.cpp
 
 # set the include path found by configure
diff --git a/src/rulebase.h b/src/rulebase.h
index 4421291..9a1fbc2 100644
--- a/src/rulebase.h
+++ b/src/rulebase.h
@@ -71,11 +71,11 @@ class RuleBase
 
         void terminateRule();
 
-    protected:
         void print(const std::string &text) const;
 
         void printRaw(const std::string &text) const;
 
+    protected:
         void addMask(const std::string &mask);
 
         void deleteSelf();
diff --git a/src/rules/po.cpp b/src/rules/po.cpp
new file mode 100644
index 0000000..bb99e1e
--- /dev/null
+++ b/src/rules/po.cpp
@@ -0,0 +1,136 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2014  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 3 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 "template.hpp"
+
+registerRuleExt(po, "010", "(.+)[.](po)")
+
+bool readId(false);
+bool readStr(false);
+std::string msgId;
+std::string msgStr;
+
+static void processMessage(RuleBase *const rule)
+{
+//    rule->print(std::string("pair: ").append(msgId).append(
+//        "=").append(msgStr));
+    readId = false;
+    readStr = false;
+
+    // skip not translated lines
+    if (msgStr.empty())
+        return;
+
+    const size_t szId = msgId.size();
+    const size_t szStr = msgStr.size();
+    for (size_t f = 0; f < szId && f < szStr; f ++)
+    {
+        if (msgId[f] == ' ')
+        {
+            if (msgStr[f] != ' ')
+            {
+                rule->print("Wrong number of spaces at translation "
+                    "line start.");
+                break;
+            }
+        }
+        break;
+    }
+    if (szId > 1 && szStr > 1)
+    {
+        const char cStr = msgStr[szStr - 1];
+        const char cId = msgId[szId - 1];
+        if (cStr == ' ' && cId != ' ')
+            rule->print("Useless space at end of translation line.");
+        if (cId == '.' || cId == ',' ||cId == '!' || cId == '?' || cId == '-')
+        {
+            if (cId != cStr)
+                rule->print("Wrong character at end of translation line.");
+        }
+    }
+}
+
+startRule(po)
+{
+    readId = false;
+    readStr = false;
+    msgId = std::string();
+    msgStr = std::string();
+}
+
+endRule(po)
+{
+    if (readStr)
+        processMessage(this);
+}
+
+parseLineRule(po)
+{
+    if (findCutFirst(data, "msgid \""))
+    {   // msgId start
+        if (readStr)
+        {
+            processMessage(this);
+            readStr = false;
+        }
+        readId = true;
+        if (findCutLast(data, "\""))
+            msgId = data;
+        else
+            print("Wrong msgId line. Missing last \".");
+    }
+    else if (findCutFirst(data, "msgstr \""))
+    {   // msgStr start
+        if (readId)
+            readId = false;
+        readStr = true;
+        if (findCutLast(data, "\""))
+            msgStr = data;
+        else
+            print("Wrong msgStr line. Missing last \".");
+    }
+    else if (findCutFirst(data, "\""))
+    {   // line start with "
+        if (readId)
+        {
+            if (findCutLast(data, "\""))
+                msgId += data;
+            else
+                print("Wrong msgId line. Missing last \".");
+        }
+        if (readStr)
+        {
+            if (findCutLast(data, "\""))
+                msgStr += data;
+            else
+                print("Wrong msgStr line. Missing last \".");
+        }
+    }
+    else
+    {   // other lines
+        if (readStr)
+            processMessage(this);
+        readId = false;
+        readStr = false;
+        msgId = std::string();
+        msgStr = std::string();
+    }
+}
+