X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fdatatransform.cpp;fp=source%2Fdatatransform.cpp;h=67b892ede81de5f8ce1fda4db26dfff666870a35;hb=d334fc1d04b7f83c7a2e9f16439fec884f4de471;hp=0000000000000000000000000000000000000000;hpb=65ba6a595dd4a1d74675abcfdf96307062dc43eb;p=builder.git

diff --git a/source/datatransform.cpp b/source/datatransform.cpp
new file mode 100644
index 0000000..67b892e
--- /dev/null
+++ b/source/datatransform.cpp
@@ -0,0 +1,63 @@
+#include <msp/fs/dir.h>
+#include <msp/fs/utils.h>
+#include <msp/strings/format.h>
+#include <msp/strings/regex.h>
+#include "builder.h"
+#include "cache.h"
+#include "component.h"
+#include "datatransform.h"
+#include "file.h"
+#include "sourcepackage.h"
+
+using namespace std;
+using namespace Msp;
+
+DataTransform::DataTransform(Builder &b, const Component &c, const FS::Path &p):
+	FileTarget(b, c.get_package(), p)
+{
+	component = &c;
+}
+
+void DataTransform::find_dependencies()
+{
+	list<string> files;
+	Cache &cache = component->get_package().get_cache();
+	// XXX Should check directory mtime as well
+	if(mtime<cache.get_mtime() && cache.has_key(this, "files"))
+		files = cache.get_values(this, "files");
+	else
+	{
+		builder.get_logger().log("files", format("Reading imports from %s", path.str()));
+
+		list<string> dir_files = list_files(FS::dirname(path));
+		IO::File in(path.str());
+		DataFile::Parser parser(in, path.str());
+		while(!in.eof())
+		{
+			DataFile::Statement st = parser.parse();
+			if(st.keyword=="for_each")
+			{
+				for(DataFile::Statement::Arguments::const_iterator i=st.args.begin(); i!=st.args.end(); ++i)
+				{
+					Regex re(i->get<string>());
+					for(list<string>::const_iterator j=dir_files.begin(); j!=dir_files.end(); ++j)
+						if(re.match(*j))
+							files.push_back(*j);
+				}
+			}
+			else if(st.keyword=="file" && st.args.size()==1)
+				files.push_back(st.args.front().get<string>());
+		}
+
+		cache.set_values(this, "files", files);
+	}
+
+	for(list<string>::iterator i=files.begin(); i!=files.end(); ++i)
+	{
+		FS::Path file_path = FS::dirname(path)/ *i;
+		if(Target *tgt = builder.get_vfs().get_target(file_path))
+			add_dependency(*tgt);
+		else
+			add_dependency(*new File(builder, *package, file_path));
+	}
+}