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authorDavid Robillard <d@drobilla.net>2015-02-08 07:02:59 +0000
committerDavid Robillard <d@drobilla.net>2015-02-08 07:02:59 +0000
commit0f9c8151d5b42b243a499bb31a1e1f0b2e8c5f6f (patch)
tree1ed4df4df4c3f160120544d92c681f1b4519e1aa /src/serialisation
parent8733afb7ae9a04f46ac6318667182da16eca9fe5 (diff)
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Server-side copy paste with LV2 state support.
git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@5541 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/serialisation')
-rw-r--r--src/serialisation/Parser.cpp156
-rw-r--r--src/serialisation/Serialiser.cpp39
2 files changed, 90 insertions, 105 deletions
diff --git a/src/serialisation/Parser.cpp b/src/serialisation/Parser.cpp
index 6a8547c5..663a7833 100644
--- a/src/serialisation/Parser.cpp
+++ b/src/serialisation/Parser.cpp
@@ -22,7 +22,6 @@
#include <glibmm/convert.h>
#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
-#include <glibmm/ustring.h>
#include "ingen/Atom.hpp"
#include "ingen/Interface.hpp"
@@ -43,10 +42,10 @@ typedef set<Sord::Node> RDFNodes;
namespace Ingen {
namespace Serialisation {
-static Glib::ustring
-relative_uri(Glib::ustring base, const Glib::ustring uri, bool leading_slash)
+static std::string
+relative_uri(const std::string& base, const std::string& uri, bool leading_slash)
{
- Glib::ustring ret;
+ std::string ret;
if (uri != base) {
SerdURI base_uri;
serd_uri_parse((const uint8_t*)base.c_str(), &base_uri);
@@ -55,21 +54,19 @@ relative_uri(Glib::ustring base, const Glib::ustring uri, bool leading_slash)
SerdNode normal_base_uri_node = serd_node_new_uri_from_string(
(const uint8_t*)".", &base_uri, &normal_base_uri);
- Glib::ustring normal_base_str((const char*)normal_base_uri_node.buf);
+ std::string normal_base_str((const char*)normal_base_uri_node.buf);
ret = uri;
if (uri.length() >= normal_base_str.length()
&& uri.substr(0, normal_base_str.length()) == normal_base_str) {
ret = uri.substr(normal_base_str.length());
- if (leading_slash && ret[0] != '/')
- ret = Glib::ustring("/") + ret;
}
serd_node_free(&normal_base_uri_node);
}
if (leading_slash && ret[0] != '/') {
- ret = Glib::ustring("/").append(ret);
+ ret = std::string("/").append(ret);
}
return ret;
}
@@ -190,7 +187,7 @@ parse(
World* world,
Interface* target,
Sord::Model& model,
- Glib::ustring document_uri,
+ const std::string& base_uri,
Sord::Node& subject,
boost::optional<Raul::Path> parent = boost::optional<Raul::Path>(),
boost::optional<Raul::Symbol> symbol = boost::optional<Raul::Symbol>(),
@@ -201,6 +198,7 @@ parse_graph(
World* world,
Interface* target,
Sord::Model& model,
+ const std::string& base_uri,
const Sord::Node& subject,
boost::optional<Raul::Path> parent = boost::optional<Raul::Path>(),
boost::optional<Raul::Symbol> symbol = boost::optional<Raul::Symbol>(),
@@ -211,6 +209,7 @@ parse_block(
World* world,
Interface* target,
Sord::Model& model,
+ const std::string& base_uri,
const Sord::Node& subject,
const Raul::Path& path,
boost::optional<Resource::Properties> data = boost::optional<Resource::Properties>());
@@ -226,16 +225,18 @@ parse_properties(
static bool
parse_arcs(
- World* world,
- Interface* target,
- Sord::Model& model,
- const Sord::Node& subject,
- const Raul::Path& graph);
+ World* world,
+ Interface* target,
+ Sord::Model& model,
+ const std::string& base_uri,
+ const Sord::Node& subject,
+ const Raul::Path& graph);
static boost::optional<Raul::Path>
parse_block(Ingen::World* world,
Ingen::Interface* target,
Sord::Model& model,
+ const std::string& base_uri,
const Sord::Node& subject,
const Raul::Path& path,
boost::optional<Node::Properties> data)
@@ -256,26 +257,23 @@ parse_block(Ingen::World* world,
return boost::optional<Raul::Path>();
}
- const std::string type_uri = relative_uri(
- model.base_uri().to_string(),
- i.get_object().to_string(),
- false);
+ const std::string type_uri = relative_uri(base_uri,
+ i.get_object().to_string(),
+ false);
if (!serd_uri_string_has_scheme((const uint8_t*)type_uri.c_str())) {
- SerdURI base_uri;
- serd_uri_parse(model.base_uri().to_u_string(), &base_uri);
+ SerdURI base_uri_parts;
+ serd_uri_parse((const uint8_t*)base_uri.c_str(), &base_uri_parts);
SerdURI ignored;
SerdNode sub_uri = serd_node_new_uri_from_string(
i.get_object().to_u_string(),
- &base_uri,
+ &base_uri_parts,
&ignored);
- const std::string sub_uri_str((const char*)sub_uri.buf);
- std::string basename = get_basename(sub_uri_str);
-
- const std::string sub_file =
- string((const char*)sub_uri.buf) + "/" + basename + ".ttl";
+ const std::string sub_uri_str = (const char*)sub_uri.buf;
+ const std::string basename = get_basename(sub_uri_str);
+ const std::string sub_file = sub_uri_str + '/' + basename + ".ttl";
const SerdNode sub_base = serd_node_from_string(
SERD_URI, (const uint8_t*)sub_file.c_str());
@@ -286,10 +284,10 @@ parse_block(Ingen::World* world,
serd_env_free(env);
Sord::URI sub_node(*world->rdf_world(), sub_file);
- parse_graph(world, target, sub_model, sub_node,
+ parse_graph(world, target, sub_model, (const char*)sub_base.buf, sub_node,
path.parent(), Raul::Symbol(path.symbol()));
- parse_graph(world, target, model, subject,
+ parse_graph(world, target, model, base_uri, subject,
path.parent(), Raul::Symbol(path.symbol()));
} else {
Resource::Properties props = get_properties(world, model, subject);
@@ -304,12 +302,13 @@ static boost::optional<Raul::Path>
parse_graph(Ingen::World* world,
Ingen::Interface* target,
Sord::Model& model,
+ const std::string& base_uri,
const Sord::Node& subject_node,
boost::optional<Raul::Path> parent,
boost::optional<Raul::Symbol> a_symbol,
boost::optional<Node::Properties> data)
{
- URIs& uris = world->uris();
+ const URIs& uris = world->uris();
const Sord::URI ingen_block(*world->rdf_world(), uris.ingen_block);
const Sord::URI ingen_polyphony(*world->rdf_world(), uris.ingen_polyphony);
@@ -318,18 +317,17 @@ parse_graph(Ingen::World* world,
const Sord::Node& graph = subject_node;
const Sord::Node nil;
- const Glib::ustring base_uri = model.base_uri().to_string();
-
Raul::Symbol symbol("_");
if (a_symbol) {
symbol = *a_symbol;
- } else {
- const std::string basename = get_basename(base_uri);
}
string graph_path_str = relative_uri(base_uri, subject_node.to_string(), true);
- if (parent && a_symbol)
+ if (parent && a_symbol) {
graph_path_str = parent->child(*a_symbol);
+ } else if (parent) {
+ graph_path_str = *parent;
+ }
if (!Raul::Path::is_valid(graph_path_str)) {
world->log().error(fmt("Graph %1% has invalid path\n")
@@ -349,7 +347,7 @@ parse_graph(Ingen::World* world,
Raul::Symbol(get_basename(node.to_string())));
// Parse and create block
- parse_block(world, target, model, node, block_path,
+ parse_block(world, target, model, base_uri, node, block_path,
boost::optional<Node::Properties>());
// For each port on this block
@@ -395,19 +393,20 @@ parse_graph(Ingen::World* world,
p.second.second);
}
- parse_arcs(world, target, model, subject_node, graph_path);
+ parse_arcs(world, target, model, base_uri, subject_node, graph_path);
return graph_path;
}
static bool
-parse_arc(Ingen::World* world,
- Ingen::Interface* target,
- Sord::Model& model,
- const Sord::Node& subject,
- const Raul::Path& graph)
+parse_arc(Ingen::World* world,
+ Ingen::Interface* target,
+ Sord::Model& model,
+ const std::string& base_uri,
+ const Sord::Node& subject,
+ const Raul::Path& graph)
{
- URIs& uris = world->uris();
+ const URIs& uris = world->uris();
const Sord::URI ingen_tail(*world->rdf_world(), uris.ingen_tail);
const Sord::URI ingen_head(*world->rdf_world(), uris.ingen_head);
@@ -416,8 +415,6 @@ parse_arc(Ingen::World* world,
Sord::Iter t = model.find(subject, ingen_tail, nil);
Sord::Iter h = model.find(subject, ingen_head, nil);
- const Glib::ustring& base_uri = model.base_uri().to_string();
-
if (t.end()) {
world->log().error("Arc has no tail");
return false;
@@ -455,17 +452,18 @@ parse_arc(Ingen::World* world,
}
static bool
-parse_arcs(Ingen::World* world,
- Ingen::Interface* target,
- Sord::Model& model,
- const Sord::Node& subject,
- const Raul::Path& graph)
+parse_arcs(Ingen::World* world,
+ Ingen::Interface* target,
+ Sord::Model& model,
+ const std::string& base_uri,
+ const Sord::Node& subject,
+ const Raul::Path& graph)
{
const Sord::URI ingen_arc(*world->rdf_world(), world->uris().ingen_arc);
const Sord::Node nil;
for (Sord::Iter i = model.find(subject, ingen_arc, nil); !i.end(); ++i) {
- parse_arc(world, target, model, i.get_object(), graph);
+ parse_arc(world, target, model, base_uri, i.get_object(), graph);
}
return true;
@@ -494,13 +492,13 @@ static boost::optional<Raul::Path>
parse(Ingen::World* world,
Ingen::Interface* target,
Sord::Model& model,
- Glib::ustring document_uri,
+ const std::string& base_uri,
Sord::Node& subject,
boost::optional<Raul::Path> parent,
boost::optional<Raul::Symbol> symbol,
boost::optional<Node::Properties> data)
{
- URIs& uris = world->uris();
+ const URIs& uris = world->uris();
const Sord::URI graph_class (*world->rdf_world(), uris.ingen_Graph);
const Sord::URI block_class (*world->rdf_world(), uris.ingen_Block);
@@ -514,7 +512,7 @@ parse(Ingen::World* world,
// Parse explicit subject graph
if (subject.is_valid()) {
- return parse_graph(world, target, model, subject, parent, symbol, data);
+ return parse_graph(world, target, model, base_uri, subject, parent, symbol, data);
}
// Get all subjects and their types (?subject a ?type)
@@ -540,12 +538,12 @@ parse(Ingen::World* world,
const Sord::Node& s = i.first;
const std::set<Sord::Node>& types = i.second;
boost::optional<Raul::Path> ret;
- const Raul::Path path(
- relative_uri( model.base_uri().to_string(), s.to_string(), true));
+ const Raul::Path rel_path(relative_uri(base_uri, s.to_string(), true));
+ const Raul::Path path = parent ? parent->child(rel_path) : rel_path;
if (types.find(graph_class) != types.end()) {
- ret = parse_graph(world, target, model, s, parent, symbol, data);
+ ret = parse_graph(world, target, model, base_uri, s, parent, symbol, data);
} else if (types.find(block_class) != types.end()) {
- ret = parse_block(world, target, model, s, path, data);
+ ret = parse_block(world, target, model, base_uri, s, path, data);
} else if (types.find(in_port_class) != types.end() ||
types.find(out_port_class) != types.end()) {
parse_properties(
@@ -553,7 +551,7 @@ parse(Ingen::World* world,
ret = path;
} else if (types.find(arc_class) != types.end()) {
Raul::Path parent_path(parent ? parent.get() : Raul::Path("/"));
- parse_arc(world, target, model, s, parent_path);
+ parse_arc(world, target, model, base_uri, s, parent_path);
} else {
world->log().error("Subject has no known types\n");
}
@@ -568,23 +566,23 @@ parse(Ingen::World* world,
bool
Parser::parse_file(Ingen::World* world,
Ingen::Interface* target,
- Glib::ustring path,
+ const std::string& path,
boost::optional<Raul::Path> parent,
boost::optional<Raul::Symbol> symbol,
boost::optional<Node::Properties> data)
{
- if (Glib::file_test(path, Glib::FILE_TEST_IS_DIR)) {
- // This is a bundle, append "/name.ttl" to get graph file path
- path = Glib::build_filename(path, get_basename(path) + ".ttl");
+ std::string file_path = path;
+ if (!Glib::path_is_absolute(file_path)) {
+ file_path = Glib::build_filename(Glib::get_current_dir(), file_path);
}
-
- if (!Glib::path_is_absolute(path)) {
- path = Glib::build_filename(Glib::get_current_dir(), path);
+ if (Glib::file_test(file_path, Glib::FILE_TEST_IS_DIR)) {
+ // This is a bundle, append "/name.ttl" to get graph file path
+ file_path = Glib::build_filename(path, get_basename(path) + ".ttl");
}
std::string uri;
try {
- uri = Glib::filename_to_uri(path, "");
+ uri = Glib::filename_to_uri(file_path, "");
} catch (const Glib::ConvertError& e) {
world->log().error(fmt("Path to URI conversion error: %1%\n")
% e.what());
@@ -601,7 +599,7 @@ Parser::parse_file(Ingen::World* world,
serd_env_free(env);
- world->log().info(fmt("Parsing %1%\n") % path);
+ world->log().info(fmt("Parsing %1%\n") % file_path);
if (parent)
world->log().info(fmt("Parent: %1%\n") % parent->c_str());
if (symbol)
@@ -609,7 +607,8 @@ Parser::parse_file(Ingen::World* world,
Sord::Node subject(*world->rdf_world(), Sord::Node::URI, uri);
boost::optional<Raul::Path> parsed_path
- = parse(world, target, model, path, subject, parent, symbol, data);
+ = parse(world, target, model, model.base_uri().to_string(),
+ subject, parent, symbol, data);
if (parsed_path) {
target->set_property(Node::path_to_uri(*parsed_path),
@@ -622,27 +621,34 @@ Parser::parse_file(Ingen::World* world,
}
}
-bool
+boost::optional<Raul::URI>
Parser::parse_string(Ingen::World* world,
Ingen::Interface* target,
- const Glib::ustring& str,
- const Glib::ustring& base_uri,
+ const std::string& str,
+ const std::string& base_uri,
boost::optional<Raul::Path> parent,
boost::optional<Raul::Symbol> symbol,
boost::optional<Node::Properties> data)
{
// Load string into model
Sord::Model model(*world->rdf_world(), base_uri, SORD_SPO|SORD_PSO, false);
- const SerdNode base = serd_node_from_string(
- SERD_URI, (const uint8_t*)base_uri.c_str());
- SerdEnv* env = serd_env_new(&base);
+
+ SerdEnv* env = serd_env_new(NULL);
+ if (!base_uri.empty()) {
+ const SerdNode base = serd_node_from_string(
+ SERD_URI, (const uint8_t*)base_uri.c_str());
+ serd_env_set_base_uri(env, &base);
+ }
model.load_string(env, SERD_TURTLE, str.c_str(), str.length(), base_uri);
+
+ Raul::URI actual_base((const char*)serd_env_get_base_uri(env, NULL)->buf);
serd_env_free(env);
world->log().info(fmt("Parsing string (base %1%)\n") % base_uri);
Sord::Node subject;
- return !!parse(world, target, model, base_uri, subject, parent, symbol, data);
+ parse(world, target, model, actual_base, subject, parent, symbol, data);
+ return actual_base;
}
} // namespace Serialisation
diff --git a/src/serialisation/Serialiser.cpp b/src/serialisation/Serialiser.cpp
index dd1be2b4..3cd05ef4 100644
--- a/src/serialisation/Serialiser.cpp
+++ b/src/serialisation/Serialiser.cpp
@@ -54,6 +54,8 @@ namespace Ingen {
namespace Serialisation {
struct Serialiser::Impl {
+ typedef Resource::Properties Properties;
+
explicit Impl(World& world)
: _root_path("/")
, _world(world)
@@ -116,16 +118,6 @@ Serialiser::~Serialiser()
}
void
-Serialiser::to_file(SPtr<const Node> object,
- const std::string& filename)
-{
- me->_root_path = object->path();
- me->start_to_filename(filename);
- serialise(object);
- finish();
-}
-
-void
Serialiser::Impl::write_manifest(const std::string& bundle_path,
SPtr<const Node> graph,
const std::string& graph_symbol)
@@ -196,15 +188,6 @@ Serialiser::Impl::write_bundle(SPtr<const Node> graph,
write_manifest(path, graph, symbol);
}
-string
-Serialiser::to_string(SPtr<const Node> object,
- const string& base_uri)
-{
- start_to_string(object->path(), base_uri);
- serialise(object);
- return finish();
-}
-
/** Begin a serialization to a file.
*
* This must be called before any serializing methods.
@@ -223,16 +206,6 @@ Serialiser::Impl::start_to_filename(const string& filename)
_mode = Mode::TO_FILE;
}
-/** Begin a serialization to a string.
- *
- * This must be called before any serializing methods.
- *
- * The results of the serialization will be returned by the finish() method after
- * the desired objects have been serialised.
- *
- * All serialized paths will have the root path chopped from their prefix
- * (therefore all serialized paths must be descendants of the root)
- */
void
Serialiser::start_to_string(const Raul::Path& root, const string& base_uri)
{
@@ -242,6 +215,13 @@ Serialiser::start_to_string(const Raul::Path& root, const string& base_uri)
me->_mode = Impl::Mode::TO_STRING;
}
+void
+Serialiser::start_to_file(const Raul::Path& root, const string& filename)
+{
+ me->_root_path = root;
+ me->start_to_filename(filename);
+}
+
std::string
Serialiser::finish()
{
@@ -274,7 +254,6 @@ Serialiser::Impl::path_rdf_node(const Raul::Path& path)
{
assert(_model);
assert(path == _root_path || path.is_child_of(_root_path));
- // FIXME: if path == root_path() then "/" ?
return Sord::URI(_model->world(),
path.substr(_root_path.base().length()),
_base_uri);