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-rw-r--r--lib/base/string-script.cpp138
1 files changed, 138 insertions, 0 deletions
diff --git a/lib/base/string-script.cpp b/lib/base/string-script.cpp
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--- /dev/null
+++ b/lib/base/string-script.cpp
@@ -0,0 +1,138 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "base/object.hpp"
+#include "base/dictionary.hpp"
+#include "base/function.hpp"
+#include "base/functionwrapper.hpp"
+#include "base/scriptframe.hpp"
+#include "base/exception.hpp"
+#include <boost/algorithm/string.hpp>
+
+using namespace icinga;
+
+static int StringLen()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ return self.GetLength();
+}
+
+static String StringToString()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ return vframe->Self;
+}
+
+static String StringSubstr(const std::vector<Value>& args)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+
+ if (args.empty())
+ BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments"));
+
+ if (static_cast<double>(args[0]) < 0 || static_cast<double>(args[0]) >= self.GetLength())
+ BOOST_THROW_EXCEPTION(std::invalid_argument("String index is out of range"));
+
+ if (args.size() > 1)
+ return self.SubStr(args[0], args[1]);
+ else
+ return self.SubStr(args[0]);
+}
+
+static String StringUpper()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ return boost::to_upper_copy(self);
+}
+
+static String StringLower()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ return boost::to_lower_copy(self);
+}
+
+static Array::Ptr StringSplit(const String& delims)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ std::vector<String> tokens = self.Split(delims.CStr());
+
+ return Array::FromVector(tokens);
+}
+
+static int StringFind(const std::vector<Value>& args)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+
+ if (args.empty())
+ BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments"));
+
+ String::SizeType result;
+
+ if (args.size() > 1) {
+ if (static_cast<double>(args[1]) < 0)
+ BOOST_THROW_EXCEPTION(std::invalid_argument("String index is out of range"));
+
+ result = self.Find(args[0], args[1]);
+ } else
+ result = self.Find(args[0]);
+
+ if (result == String::NPos)
+ return -1;
+ else
+ return result;
+}
+
+static bool StringContains(const String& str)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ return self.Contains(str);
+}
+
+static Value StringReplace(const String& search, const String& replacement)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+
+ boost::algorithm::replace_all(self, search, replacement);
+ return self;
+}
+
+static String StringReverse()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ return self.Reverse();
+}
+
+static String StringTrim()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ String self = vframe->Self;
+ return self.Trim();
+}
+
+Object::Ptr String::GetPrototype()
+{
+ static Dictionary::Ptr prototype = new Dictionary({
+ { "len", new Function("String#len", StringLen, {}, true) },
+ { "to_string", new Function("String#to_string", StringToString, {}, true) },
+ { "substr", new Function("String#substr", StringSubstr, { "start", "len" }, true) },
+ { "upper", new Function("String#upper", StringUpper, {}, true) },
+ { "lower", new Function("String#lower", StringLower, {}, true) },
+ { "split", new Function("String#split", StringSplit, { "delims" }, true) },
+ { "find", new Function("String#find", StringFind, { "str", "start" }, true) },
+ { "contains", new Function("String#contains", StringContains, { "str" }, true) },
+ { "replace", new Function("String#replace", StringReplace, { "search", "replacement" }, true) },
+ { "reverse", new Function("String#reverse", StringReverse, {}, true) },
+ { "trim", new Function("String#trim", StringTrim, {}, true) }
+ });
+
+ return prototype;
+}
+