Added method to set option for document reader.

libcorpus2/io/docreader.cpp

@@ -57,4 +57,11 @@ namespace Corpus2 {
 		return document;
 	}
 
+	void DocumentReader::set_option(const std::string& option)
+	{
+		if (option == "autogen_sent_id") {
+			ccl_reader_->set_option("autogen_sent_id");
+		}
+	}
+
 } /* end ns Corpus2 */

libcorpus2/io/docreader.h

@@ -52,6 +52,13 @@ public:
 	 */
 	boost::shared_ptr<Document> read();
 
+	/**
+	 * Sets options for readers (relation reader and/or ccl reader).
+	 * Available options:
+	 *  - autogen_sent_id -- for automatically generation identifiers of sentences
+	 */
+	void set_option(const std::string& option);
+
 private:
 	/**
 	 * Makes CclReader and RelationReader for given paths to files.

swig/documentreader.i

@@ -33,6 +33,8 @@ namespace Corpus2 {
     }
     boost::shared_ptr<Document> read();
 
+    void set_option(const std::string& option);
+
     /* --------------------------------------------------------------------- */
     ~DocumentReader();
   };