Merge branch 'master' of somweyr.de:ousia

5 files changed, 177 insertions, 56 deletions

diff --git a/src/cli/Main.cpp b/src/cli/Main.cpp
new file mode 100644
index 0000000..73c46ba
--- /dev/null
+++ b/src/cli/Main.cpp
@@ -0,0 +1,110 @@
+/*
+    Ousía
+    Copyright (C) 2014  Benjamin Paaßen, Andreas Stöckel
+
+    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
+    (at your option) 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/>.
+*/
+
+/**
+ * @file Main.cpp
+ *
+ * This file provides the command line interface for Ousia. More information
+ * on command line options can be found in the test.
+ *
+ * @author Benjamin Paaßen (bpaassen@techfak.uni-bielefeld.de)
+ */
+#include <algorithm>
+#include <iostream>
+
+#include <boost/program_options.hpp>
+
+const size_t ERROR_IN_COMMAND_LINE = 1;
+const size_t SUCCESS = 0;
+const size_t ERROR_UNHANDLED_EXCEPTION = 2;
+
+namespace po = boost::program_options;
+
+int main(int argc, char **argv)
+{
+	// Program options
+	po::options_description desc("Options");
+	std::string inputPath;
+	std::string outputPath;
+	std::string format;
+	/*
+	 * This is a rather strange access mechanism: add_options() returns an
+	 * easy_init object that has overloaded the () operator to accept new
+	 * initializations. Again: Rather strange syntax, but it works.
+	 */
+	desc.add_options()("help", "Program help")(
+	    "input,i", po::value<std::string>(&inputPath)->required(),
+	    "The input document file name")(
+	    "include,I", po::value<std::vector<std::string>>(),
+	    "Include paths, where resources like the input document "
+	    "or additional domains, typesystems, etc. might be "
+	    "found.")(
+	    "output,o", po::value<std::string>(&outputPath),
+	    "The output file name. Per default the input file name will be used.")(
+	    "format,F", po::value<std::string>(&format)->required(),
+	    "The output format that shall be produced.");
+
+	po::variables_map vm;
+	try {
+		// try to read the values for each option to the variable map.
+		po::store(po::parse_command_line(argc, argv, desc), vm);
+
+		// first check the help option.
+		if (vm.count("help")) {
+			std::cout
+			    << "Ousia" << std::endl
+			    << "Copyright (C) 2014  Benjamin Paassen, Andreas Stoeckel"
+			    // write the program options description as generated by boost
+			    << std::endl << desc << std::endl << std::endl;
+			return SUCCESS;
+		}
+
+		// only if the user did not want help to we use notify, which checks
+		// if all required options were given.
+		po::notify(vm);
+	}
+	catch (po::error &e) {
+		std::cerr << "ERROR: " << e.what() << std::endl << std::endl;
+		std::cerr << desc << std::endl;
+		return ERROR_IN_COMMAND_LINE;
+	}
+	
+	if(!vm.count("output")){
+		// TODO: Handle this better.
+		outputPath = inputPath;
+		if(outputPath.find(".oxd") != std::string::npos){
+			outputPath.erase(outputPath.end()-3, outputPath.end());
+			outputPath += format;
+		}
+	}
+
+	// TODO: Program logic.
+	std::cout << "input : " << vm["input"].as<std::string>() << std::endl;
+	std::cout << "output : " << outputPath << std::endl;
+	std::cout << "format : " << vm["format"].as<std::string>() << std::endl;
+	if(vm.count("include")){
+		std::vector<std::string> includes = vm["include"].as<std::vector<std::string>>();
+		std::cout << "includes : ";
+		for(auto& i : includes){
+			std::cout << i << ", ";
+		}
+		std::cout << std::endl;
+	}
+
+	return SUCCESS;
+}
diff --git a/src/core/CSS.cpp b/src/core/model/Style.cpp
index c42cf6c..b01b0c7 100644
--- a/src/core/CSS.cpp
+++ b/src/core/model/Style.cpp
@@ -16,9 +16,10 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "CSS.hpp"
+#include "Style.hpp"
 
 namespace ousia {
+namespace model {
 
 void RuleSet::merge(Rooted<RuleSet> other){
 	for(auto& o : other->rules){
@@ -140,3 +141,4 @@ std::vector<Rooted<SelectorNode>> SelectorNode::append(Handle<SelectorNode> node
 	return append(new SelectorEdge{this->getManager(), node});
 }
 }
+}
diff --git a/src/core/CSS.hpp b/src/core/model/Style.hpp
index 75ac73f..673f51e 100644
--- a/src/core/CSS.hpp
+++ b/src/core/model/Style.hpp
@@ -17,12 +17,12 @@
 */
 
 /**
- * @file CSS.hpp
+ * @file Style.hpp
  
  * @author Benjamin Paaßen (bpaassen@techfak.uni-bielefeld.de)
  */
-#ifndef _OUSIA_CSS_HPP_
-#define _OUSIA_CSS_HPP_
+#ifndef _OUSIA_STYLE_HPP_
+#define _OUSIA_STYLE_HPP_
 
 #include <map>
 #include <vector>
@@ -33,6 +33,7 @@
 #include <core/model/Node.hpp>
 
 namespace ousia {
+namespace model {
 
 /*
  * The Specificity or Precedence of a CSS RuleSet, which decides which
@@ -402,4 +403,5 @@ public:
 	void setAccepting(bool accepting) { this->accepting = accepting; }
 };
 }
+}
 #endif
diff --git a/src/plugins/css/CSSParser.cpp b/src/plugins/css/CSSParser.cpp
index cf92d32..40179bf 100644
--- a/src/plugins/css/CSSParser.cpp
+++ b/src/plugins/css/CSSParser.cpp
@@ -79,12 +79,13 @@ Rooted<Node> CSSParser::doParse(CharReader &reader, ParserContext &ctx)
 	CodeTokenizer tokenizer{reader, CSS_ROOT, CSS_DESCRIPTORS};
 	tokenizer.ignoreComments = true;
 	tokenizer.ignoreLinebreaks = true;
-	Rooted<SelectorNode> root = {new SelectorNode{ctx.getManager(), "root"}};
+	Rooted<model::SelectorNode> root = {
+	    new model::SelectorNode{ctx.getManager(), "root"}};
 	parseDocument(root, tokenizer, ctx);
 	return root;
 }
 
-void CSSParser::parseDocument(Rooted<SelectorNode> root,
+void CSSParser::parseDocument(Rooted<model::SelectorNode> root,
                               CodeTokenizer &tokenizer, ParserContext &ctx)
 {
 	Token t;
@@ -92,11 +93,11 @@ void CSSParser::parseDocument(Rooted<SelectorNode> root,
 		return;
 	}
 	tokenizer.resetPeek();
-	std::vector<Rooted<SelectorNode>> leafList;
+	std::vector<Rooted<model::SelectorNode>> leafList;
 	// parse the SelectorTree for this ruleSet.
 	parseSelectors(root, tokenizer, leafList, ctx);
 	// parse the RuleSet itself.
-	Rooted<RuleSet> ruleSet = parseRuleSet(tokenizer, ctx);
+	Rooted<model::RuleSet> ruleSet = parseRuleSet(tokenizer, ctx);
 	for (auto &leaf : leafList) {
 		/*
 		* every leaf is an accepting node, if one considers the SelectorTree
@@ -113,14 +114,14 @@ void CSSParser::parseDocument(Rooted<SelectorNode> root,
 	parseDocument(root, tokenizer, ctx);
 }
 
-void CSSParser::parseSelectors(Rooted<SelectorNode> root,
-                               CodeTokenizer &tokenizer,
-                               std::vector<Rooted<SelectorNode>> &leafList,
-                               ParserContext &ctx)
+void CSSParser::parseSelectors(
+    Rooted<model::SelectorNode> root, CodeTokenizer &tokenizer,
+    std::vector<Rooted<model::SelectorNode>> &leafList, ParserContext &ctx)
 {
 	auto tuple = parseSelector(tokenizer, ctx);
 	// append the SelectorPath to the root node.
-	std::vector<Rooted<SelectorNode>> unmergedLeafs = root->append(tuple.first);
+	std::vector<Rooted<model::SelectorNode>> unmergedLeafs =
+	    root->append(tuple.first);
 	// append the leaf to the leafList.
 	switch (unmergedLeafs.size()) {
 		case 0:
@@ -146,10 +147,10 @@ void CSSParser::parseSelectors(Rooted<SelectorNode> root,
 	}
 }
 
-std::pair<Rooted<SelectorNode>, Rooted<SelectorNode>> CSSParser::parseSelector(
-    CodeTokenizer &tokenizer, ParserContext &ctx)
+std::pair<Rooted<model::SelectorNode>, Rooted<model::SelectorNode>>
+CSSParser::parseSelector(CodeTokenizer &tokenizer, ParserContext &ctx)
 {
-	Rooted<SelectorNode> s = parsePrimitiveSelector(tokenizer, ctx);
+	Rooted<model::SelectorNode> s = parsePrimitiveSelector(tokenizer, ctx);
 	Token t;
 	if (!tokenizer.peek(t)) {
 		// if we are at the end the found selector is the immediate child as
@@ -164,8 +165,8 @@ std::pair<Rooted<SelectorNode>, Rooted<SelectorNode>> CSSParser::parseSelector(
 			// so we parse the rest of the subsequent SelectorPath
 			auto tuple = parseSelector(tokenizer, ctx);
 			// then we establish the DESCENDANT relationship
-			s->getEdges().push_back(
-			    new SelectorNode::SelectorEdge(ctx.getManager(), tuple.first));
+			s->getEdges().push_back(new model::SelectorNode::SelectorEdge(
+			    ctx.getManager(), tuple.first));
 			// and we return this node as well as the leaf.
 			return std::make_pair(s, tuple.second);
 		}
@@ -176,9 +177,9 @@ std::pair<Rooted<SelectorNode>, Rooted<SelectorNode>> CSSParser::parseSelector(
 			// so we parse the rest of the subsequent SelectorPath
 			auto tuple = parseSelector(tokenizer, ctx);
 			// then we establish the DESCENDANT relationship
-			s->getEdges().push_back(new SelectorNode::SelectorEdge(
+			s->getEdges().push_back(new model::SelectorNode::SelectorEdge(
 			    ctx.getManager(), tuple.first,
-			    SelectionOperator::DIRECT_DESCENDANT));
+			    model::SelectionOperator::DIRECT_DESCENDANT));
 			// and we return this node as well as the leaf.
 			return std::make_pair(s, tuple.second);
 		}
@@ -189,8 +190,8 @@ std::pair<Rooted<SelectorNode>, Rooted<SelectorNode>> CSSParser::parseSelector(
 	}
 }
 
-Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
-                                                       ParserContext &ctx)
+Rooted<model::SelectorNode> CSSParser::parsePrimitiveSelector(
+    CodeTokenizer &tokenizer, ParserContext &ctx)
 {
 	// first and foremost we expect a class name.
 	Token t;
@@ -198,7 +199,8 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 	const std::string name = t.content;
 	if (!tokenizer.peek(t)) {
 		// if we are at the end, we just return this selector with its name.
-		Rooted<SelectorNode> n{new SelectorNode(ctx.getManager(), name)};
+		Rooted<model::SelectorNode> n{
+		    new model::SelectorNode(ctx.getManager(), name)};
 		return n;
 	}
 
@@ -218,8 +220,9 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 			// look for additional arguments.
 			if (!expect(PAREN_OPEN, tokenizer, t, false, ctx)) {
 				// if we don't have any, we return here.
-				Rooted<SelectorNode> n{new SelectorNode(
-				    ctx.getManager(), name, {pseudo_select_name, isGenerative})};
+				Rooted<model::SelectorNode> n{
+				    new model::SelectorNode(ctx.getManager(), name,
+				                     {pseudo_select_name, isGenerative})};
 				return n;
 			}
 			// parse the argument list.
@@ -227,18 +230,19 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 			// we require at least one argument, if parantheses are used
 			// XXX
 			args.push_back(VariantReader::parseGeneric(tokenizer.getInput(),
-			                                             ctx.getLogger(),
-			                                             {',', ')'}).second);
+			                                           ctx.getLogger(),
+			                                           {',', ')'}).second);
 			while (expect(COMMA, tokenizer, t, false, ctx)) {
 				// as long as we find commas we expect new arguments.
-				args.push_back(
-				    VariantReader::parseGeneric(
-				        tokenizer.getInput(), ctx.getLogger(), {',', ')'}).second);
+				args.push_back(VariantReader::parseGeneric(tokenizer.getInput(),
+				                                           ctx.getLogger(),
+				                                           {',', ')'}).second);
 			}
 			expect(PAREN_CLOSE, tokenizer, t, true, ctx);
 			// and we return with the finished Selector.
-			Rooted<SelectorNode> n{new SelectorNode(
-			    ctx.getManager(), name, {pseudo_select_name, args, isGenerative})};
+			Rooted<model::SelectorNode> n{
+			    new model::SelectorNode(ctx.getManager(), name,
+			                     {pseudo_select_name, args, isGenerative})};
 			return n;
 		}
 		case HASH: {
@@ -249,8 +253,8 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 			expect(TOKEN_TEXT, tokenizer, t, true, ctx);
 			Variant::arrayType args{Variant(t.content.c_str())};
 			// and we return the finished Selector
-			Rooted<SelectorNode> n{
-			    new SelectorNode(ctx.getManager(), name, {"has_id", args, false})};
+			Rooted<model::SelectorNode> n{new model::SelectorNode(
+			    ctx.getManager(), name, {"has_id", args, false})};
 			return n;
 		}
 		case BRACKET_OPEN: {
@@ -269,7 +273,7 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 				// we expect a closing bracket.
 				expect(BRACKET_CLOSE, tokenizer, t, true, ctx);
 				// and then we can return the result.
-				Rooted<SelectorNode> n{new SelectorNode(
+				Rooted<model::SelectorNode> n{new model::SelectorNode(
 				    ctx.getManager(), name, {"has_attribute", args, false})};
 				return n;
 			} else {
@@ -280,7 +284,7 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 				// then we expect a closing bracket.
 				expect(BRACKET_CLOSE, tokenizer, t, true, ctx);
 				// and then we can return the result.
-				Rooted<SelectorNode> n{new SelectorNode(
+				Rooted<model::SelectorNode> n{new model::SelectorNode(
 				    ctx.getManager(), name, {"has_value", args, false})};
 				return n;
 			}
@@ -288,15 +292,16 @@ Rooted<SelectorNode> CSSParser::parsePrimitiveSelector(CodeTokenizer &tokenizer,
 		default:
 			// everything else is not part of the Selector anymore.
 			tokenizer.resetPeek();
-			Rooted<SelectorNode> n{new SelectorNode(ctx.getManager(), name)};
+			Rooted<model::SelectorNode> n{
+			    new model::SelectorNode(ctx.getManager(), name)};
 			return n;
 	}
 }
 
-Rooted<RuleSet> CSSParser::parseRuleSet(CodeTokenizer &tokenizer,
-                                        ParserContext &ctx)
+Rooted<model::RuleSet> CSSParser::parseRuleSet(CodeTokenizer &tokenizer,
+                                               ParserContext &ctx)
 {
-	Rooted<RuleSet> ruleSet{new RuleSet(ctx.getManager())};
+	Rooted<model::RuleSet> ruleSet{new model::RuleSet(ctx.getManager())};
 	// if we have no ruleset content, we return an empty ruleset.
 	Token t;
 	if (!expect(CURLY_OPEN, tokenizer, t, false, ctx)) {
@@ -309,8 +314,8 @@ Rooted<RuleSet> CSSParser::parseRuleSet(CodeTokenizer &tokenizer,
 	return ruleSet;
 }
 
-void CSSParser::parseRules(CodeTokenizer &tokenizer, Rooted<RuleSet> ruleSet,
-                           ParserContext &ctx)
+void CSSParser::parseRules(CodeTokenizer &tokenizer,
+                           Rooted<model::RuleSet> ruleSet, ParserContext &ctx)
 {
 	std::string key;
 	Variant value;
@@ -333,7 +338,7 @@ bool CSSParser::parseRule(CodeTokenizer &tokenizer, ParserContext &ctx,
 	// then the value
 	// TODO: Resolve key for appropriate parsing function here.
 	value = VariantReader::parseGeneric(tokenizer.getInput(), ctx.getLogger(),
-	                                      {';'}).second;
+	                                    {';'}).second;
 	// and a ;
 	expect(SEMICOLON, tokenizer, t, true, ctx);
 	return true;
@@ -347,10 +352,10 @@ bool CSSParser::expect(int expectedType, CodeTokenizer &tokenizer, Token &t,
 		if (force) {
 			if (end) {
 				throw LoggableException{"Unexpected end of file!",
-				                      tokenizer.getInput()};
+				                        tokenizer.getInput()};
 			} else {
 				throw LoggableException{"Unexpected token!",
-				                      tokenizer.getInput()};
+				                        tokenizer.getInput()};
 			}
 		} else {
 			tokenizer.resetPeek();
diff --git a/src/plugins/css/CSSParser.hpp b/src/plugins/css/CSSParser.hpp
index c6594f6..2f37e6a 100644
--- a/src/plugins/css/CSSParser.hpp
+++ b/src/plugins/css/CSSParser.hpp
@@ -32,8 +32,8 @@
 #include <utility>
 
 #include <core/CodeTokenizer.hpp>
-#include <core/CSS.hpp>
 #include <core/common/CharReader.hpp>
+#include <core/model/Style.hpp>
 #include <core/parser/Parser.hpp>
 
 namespace ousia {
@@ -71,42 +71,44 @@ private:
 	/**
 	 * Implements the DOC Nonterminal
 	 */
-	void parseDocument(Rooted<SelectorNode> root, CodeTokenizer &tokenizer,
-	                   ParserContext &ctx);
+	void parseDocument(Rooted<model::SelectorNode> root,
+	                   CodeTokenizer &tokenizer, ParserContext &ctx);
 	/**
 	 * Implements the SELECTORS Nonterminal and adds all leaf nodes of the
 	 * resulting SelectorTree to the input leafList so that a parsed RuleSet can
 	 * be inserted there.
 	 */
-	void parseSelectors(Rooted<SelectorNode> root, CodeTokenizer &tokenizer,
-	                    std::vector<Rooted<SelectorNode>> &leafList,
+	void parseSelectors(Rooted<model::SelectorNode> root,
+	                    CodeTokenizer &tokenizer,
+	                    std::vector<Rooted<model::SelectorNode>> &leafList,
 	                    ParserContext &ctx);
 	/**
 	 * Implements the SELECT Nonterminal, which in effect parses a SelectorPath
 	 * of the SelectorTree and returns the beginning node of the path as first
 	 * element as well as the leaf of the path as second tuple element.
 	 */
-	std::pair<Rooted<SelectorNode>, Rooted<SelectorNode>> parseSelector(
-	    CodeTokenizer &tokenizer, ParserContext &ctx);
+	std::pair<Rooted<model::SelectorNode>, Rooted<model::SelectorNode>>
+	parseSelector(CodeTokenizer &tokenizer, ParserContext &ctx);
 
 	/**
 	 * Implements the SELECT' Nonterminal, which parses a single Selector with
 	 * its PseudoSelector and returns it.
 	 */
-	Rooted<SelectorNode> parsePrimitiveSelector(CodeTokenizer &tokenizer,
-	                                            ParserContext &ctx);
+	Rooted<model::SelectorNode> parsePrimitiveSelector(CodeTokenizer &tokenizer,
+	                                                   ParserContext &ctx);
 
 	/**
 	 * Implements the RULESET Nonterminal, which parses an entire RuleSet. Note
 	 * that we do not require RuleSets to be parsed. It is permitted to just
 	 * insert Selector expressions.
 	 */
-	Rooted<RuleSet> parseRuleSet(CodeTokenizer &tokenizer, ParserContext &ctx);
+	Rooted<model::RuleSet> parseRuleSet(CodeTokenizer &tokenizer,
+	                                    ParserContext &ctx);
 
 	/**
 	 * Implements the RULES Nonterminal, which parses CSSRules inside a RuleSet.
 	 */
-	void parseRules(CodeTokenizer &tokenizer, Rooted<RuleSet> ruleSet,
+	void parseRules(CodeTokenizer &tokenizer, Rooted<model::RuleSet> ruleSet,
 	                ParserContext &ctx);
 
 	/**