New

[pazpar2-moved-to-github.git] / src / config.h

diff --git a/src/config.h b/src/config.h
index e3dda3d..4dd83eb 100644 (file)
--- a/src/config.h
+++ b/src/config.h
@@ -5,43 +5,59 @@
 #include <libxslt/transform.h>
 #include <libxslt/xsltutils.h>
 
-struct conf_termlist
+enum conf_sortkey_type
 {
-    char *name;
-    struct conf_termlist *next;
+    Metadata_sortkey_relevance,
+    Metadata_sortkey_numeric,       // Standard numerical sorting
+    Metadata_sortkey_skiparticle,   // Skip leading article when sorting
+    Metadata_sortkey_string         // Flat string
 };
 
 // Describes known metadata elements and how they are to be manipulated
+// An array of these structure provides a 'map' against which discovered metadata
+// elements are matched. It also governs storage, to minimize number of cycles needed
+// at various tages of processing
 struct conf_metadata 
 {
     char *name;  // The name of this element. Output by normalization stylesheet
     int brief;   // Is this element to be returned in the brief format?
+    int termlist;// Is this field to be treated as a termlist for browsing?
+    int rank;    // Rank factor. 0 means don't use this field for ranking, 1 is default
+                 // values >1  give additional significance to a field
+    int sortkey_offset; // -1 if it's not a sortkey, otherwise index
+                        // into service/record_cluster->sortkey array
     enum
     {
         Metadata_type_generic,          // Generic text field
-        Metadata_type_integer,          // Integer type
-        Metadata_type_year              // A year
+        Metadata_type_number,           // A number
+        Metadata_type_year              // A number
     } type;
     enum
     {
-        Metadata_sortkey_no,            // This is not to be used as a sortkey
-        Metadata_sortkey_numeric,       // Standard numerical sorting
-        Metadata_sortkey_range,         // Range sorting (pick lowest or highest)
-        Metadata_sortkey_skiparticle    // Skip leading article when sorting
-    } sortkey;
-    enum
-    {
         Metadata_merge_no,              // Don't merge
         Metadata_merge_unique,          // Include unique elements in merged block
         Metadata_merge_longest,         // Include the longest (strlen) value
-        Metadata_merge_range            // Store value as a range of lowest-highest
+        Metadata_merge_range,           // Store value as a range of lowest-highest
+        Metadata_merge_all              // Just include all elements found
     } merge;
 };
 
+// Controls sorting
+struct conf_sortkey
+{
+    char *name;
+    enum conf_sortkey_type type;
+};
+
+// It is conceivable that there will eventually be several 'services' offered
+// from one server, with separate configuration -- possibly more than one services
+// associated with the same port. For now, however, only a single service is possible.
 struct conf_service
 {
-    struct conf_termlist *termlists;
+    int num_metadata;
     struct conf_metadata *metadata;
+    int num_sortkeys;
+    struct conf_sortkey *sortkeys;
 };
 
 struct conf_server
@@ -56,6 +72,7 @@ struct conf_server
 
 struct conf_queryprofile
 {
+    int dummy;
 };
 
 struct conf_retrievalmap