[rygel/wip/tracker-3.0] tracker3: Restrict queries to graphs



commit 0644dbef9a2bc423749ab0eca4b84de269be67e9
Author: Jens Georg <mail jensge org>
Date:   Mon Jun 1 13:30:39 2020 +0200

    tracker3: Restrict queries to graphs

 src/plugins/tracker3/rygel-tracker-item-factory.vala         | 3 +++
 src/plugins/tracker3/rygel-tracker-metadata-multivalues.vala | 2 +-
 src/plugins/tracker3/rygel-tracker-metadata-values.vala      | 6 +++++-
 src/plugins/tracker3/rygel-tracker-music-item-factory.vala   | 3 ++-
 src/plugins/tracker3/rygel-tracker-picture-item-factory.vala | 3 ++-
 src/plugins/tracker3/rygel-tracker-search-container.vala     | 2 ++
 src/plugins/tracker3/rygel-tracker-selection-query.vala      | 5 +++++
 src/plugins/tracker3/rygel-tracker-video-item-factory.vala   | 3 ++-
 8 files changed, 22 insertions(+), 5 deletions(-)
---
diff --git a/src/plugins/tracker3/rygel-tracker-item-factory.vala 
b/src/plugins/tracker3/rygel-tracker-item-factory.vala
index 5c069f80..53c29e8d 100644
--- a/src/plugins/tracker3/rygel-tracker-item-factory.vala
+++ b/src/plugins/tracker3/rygel-tracker-item-factory.vala
@@ -51,6 +51,7 @@ public abstract class Rygel.Tracker.ItemFactory {
 
     public string category;
     public string category_iri;
+    public string graph;
     public string upnp_class;
     public string? upload_dir;
 
@@ -58,10 +59,12 @@ public abstract class Rygel.Tracker.ItemFactory {
 
     protected ItemFactory (string  category,
                            string  category_iri,
+                           string  graph,
                            string  upnp_class,
                            string? upload_dir) {
         this.category = category;
         this.category_iri = category_iri;
+        this.graph = graph;
         this.upnp_class = upnp_class;
         this.upload_dir = upload_dir;
 
diff --git a/src/plugins/tracker3/rygel-tracker-metadata-multivalues.vala 
b/src/plugins/tracker3/rygel-tracker-metadata-multivalues.vala
index a5d94716..0298c755 100644
--- a/src/plugins/tracker3/rygel-tracker-metadata-multivalues.vala
+++ b/src/plugins/tracker3/rygel-tracker-metadata-multivalues.vala
@@ -78,7 +78,7 @@ public abstract class Rygel.Tracker.MetadataMultiValues : MetadataContainer {
         var last_variable = variables[num_keys - 1];
         selected.add ("DISTINCT " + last_variable);
 
-        return new SelectionQuery (selected, triplets, null, last_variable);
+        return new SelectionQuery (selected, triplets, null, this.item_factory.graph, last_variable);
     }
 
     protected override SearchContainer create_container (string id,
diff --git a/src/plugins/tracker3/rygel-tracker-metadata-values.vala 
b/src/plugins/tracker3/rygel-tracker-metadata-values.vala
index 1c443df7..8bebb3cf 100644
--- a/src/plugins/tracker3/rygel-tracker-metadata-values.vala
+++ b/src/plugins/tracker3/rygel-tracker-metadata-values.vala
@@ -61,7 +61,11 @@ public abstract class Rygel.Tracker.MetadataValues : MetadataContainer {
                       property_map[this.property] +
                       " AS ?x");
 
-        var q = new SelectionQuery (selected, triplets, null, "?x");
+        var q = new SelectionQuery (selected,
+                                    triplets,
+                                    null,
+                                    this.item_factory.graph,
+                                    "?x");
         critical(q.to_string());
         return q;
     }
diff --git a/src/plugins/tracker3/rygel-tracker-music-item-factory.vala 
b/src/plugins/tracker3/rygel-tracker-music-item-factory.vala
index 9a273999..6eca80e9 100644
--- a/src/plugins/tracker3/rygel-tracker-music-item-factory.vala
+++ b/src/plugins/tracker3/rygel-tracker-music-item-factory.vala
@@ -46,6 +46,7 @@ public class Rygel.Tracker.MusicItemFactory : ItemFactory {
     }
 
     private const string CATEGORY = "nmm:MusicPiece";
+    private const string GRAPH = "tracker:Audio";
     private const string CATEGORY_IRI = "http://www.tracker-project.org/"; +
                                         "temp/nmm#MusicPiece";
 
@@ -57,7 +58,7 @@ public class Rygel.Tracker.MusicItemFactory : ItemFactory {
             upload_folder = config.get_music_upload_folder ();
         } catch (Error error) {};
 
-        base (CATEGORY, CATEGORY_IRI, MusicItem.UPNP_CLASS, upload_folder);
+        base (CATEGORY, CATEGORY_IRI, GRAPH, MusicItem.UPNP_CLASS, upload_folder);
 
         // These must be the same order as enum MusicMetadata
         this.properties.add ("res@duration");
diff --git a/src/plugins/tracker3/rygel-tracker-picture-item-factory.vala 
b/src/plugins/tracker3/rygel-tracker-picture-item-factory.vala
index e937fc2d..d50b8dc8 100644
--- a/src/plugins/tracker3/rygel-tracker-picture-item-factory.vala
+++ b/src/plugins/tracker3/rygel-tracker-picture-item-factory.vala
@@ -40,6 +40,7 @@ public class Rygel.Tracker.PictureItemFactory : ItemFactory {
     private const string CATEGORY = "nmm:Photo";
     private const string CATEGORY_IRI = "http://www.tracker-project.org/"; +
                                         "temp/nmm#Photo";
+    private const string GRAPH = "tracker:Pictures";
 
     public PictureItemFactory () {
         var upload_folder = Environment.get_user_special_dir
@@ -49,7 +50,7 @@ public class Rygel.Tracker.PictureItemFactory : ItemFactory {
             upload_folder = config.get_picture_upload_folder ();
         } catch (Error error) {};
 
-        base (CATEGORY, CATEGORY_IRI, PhotoItem.UPNP_CLASS, upload_folder);
+        base (CATEGORY, CATEGORY_IRI, GRAPH, PhotoItem.UPNP_CLASS, upload_folder);
 
         // These must be in the same order as enum PictureMetadata
         this.properties.add ("height");
diff --git a/src/plugins/tracker3/rygel-tracker-search-container.vala 
b/src/plugins/tracker3/rygel-tracker-search-container.vala
index 965d8294..bf66d2dc 100644
--- a/src/plugins/tracker3/rygel-tracker-search-container.vala
+++ b/src/plugins/tracker3/rygel-tracker-search-container.vala
@@ -96,6 +96,7 @@ public class Rygel.Tracker.SearchContainer : SimpleContainer {
         this.query = new SelectionQuery (variables,
                                          our_triplets,
                                          filters,
+                                         this.item_factory.graph,
                                          order_by);
 
         this.get_children_count.begin ();
@@ -305,6 +306,7 @@ public class Rygel.Tracker.SearchContainer : SimpleContainer {
                                 variables,
                                 new QueryTriplets.clone(this.query.triplets),
                                 filters,
+                                this.item_factory.graph,
                                 order);
     }
 
diff --git a/src/plugins/tracker3/rygel-tracker-selection-query.vala 
b/src/plugins/tracker3/rygel-tracker-selection-query.vala
index 7fd9c580..b86d6627 100644
--- a/src/plugins/tracker3/rygel-tracker-selection-query.vala
+++ b/src/plugins/tracker3/rygel-tracker-selection-query.vala
@@ -47,6 +47,7 @@ public class Rygel.Tracker.SelectionQuery : Query {
 
     public ArrayList<string> variables;
     public ArrayList<string> filters;
+    public string graph;
 
     public string order_by;
     public int offset;
@@ -57,6 +58,7 @@ public class Rygel.Tracker.SelectionQuery : Query {
     public SelectionQuery (ArrayList<string>  variables,
                            QueryTriplets      triplets,
                            ArrayList<string>? filters,
+                           string             graph,
                            string?            order_by = null,
                            int                offset = 0,
                            int                max_count = -1) {
@@ -69,6 +71,7 @@ public class Rygel.Tracker.SelectionQuery : Query {
         }
 
         this.variables = variables;
+        this.graph = graph;
         this.order_by = order_by;
         this.offset = offset;
         this.max_count = max_count;
@@ -135,6 +138,7 @@ public class Rygel.Tracker.SelectionQuery : Query {
         this (copy_str_list (query.variables),
               new QueryTriplets.clone (query.triplets),
               copy_str_list (query.filters),
+              query.graph,
               query.order_by,
               query.offset,
               query.max_count);
@@ -159,6 +163,7 @@ public class Rygel.Tracker.SelectionQuery : Query {
             query += " " + variable;
         }
 
+        query += " FROM tracker:FileSystem FROM %s".printf(this.graph);
         query += " WHERE { " + base.to_string ();
 
         var filters = new ArrayList<string> ();
diff --git a/src/plugins/tracker3/rygel-tracker-video-item-factory.vala 
b/src/plugins/tracker3/rygel-tracker-video-item-factory.vala
index 07aac77b..bed04c71 100644
--- a/src/plugins/tracker3/rygel-tracker-video-item-factory.vala
+++ b/src/plugins/tracker3/rygel-tracker-video-item-factory.vala
@@ -42,6 +42,7 @@ public class Rygel.Tracker.VideoItemFactory : ItemFactory {
     private const string CATEGORY = "nmm:Video";
     private const string CATEGORY_IRI = "http://www.tracker-project.org/"; +
                                         "temp/nmm#Video";
+    private const string GRAPH = "tracker:Videos";
 
     public VideoItemFactory () {
         var upload_folder = Environment.get_user_special_dir
@@ -51,7 +52,7 @@ public class Rygel.Tracker.VideoItemFactory : ItemFactory {
             upload_folder = config.get_video_upload_folder ();
         } catch (Error error) {};
 
-        base (CATEGORY, CATEGORY_IRI, VideoItem.UPNP_CLASS, upload_folder);
+        base (CATEGORY, CATEGORY_IRI, GRAPH, VideoItem.UPNP_CLASS, upload_folder);
 
         // These must be in the same order as enum VideoMetadata
         this.properties.add ("height");


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