X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Fcqltransform.c;h=6cd8c109d1013f97a4e5aa8ddefb3c065c438deb;hb=1015e59c397c0421df1be835e1418ef95531ad98;hp=8411878d1e29e7be5ed30b15d3bbaa64e58f6a4f;hpb=c8f8034d0c8c592d036d19a7885ebc2db1706c59;p=yaz-moved-to-github.git

diff --git a/src/cqltransform.c b/src/cqltransform.c
index 8411878..6cd8c10 100644
--- a/src/cqltransform.c
+++ b/src/cqltransform.c
@@ -1,11 +1,7 @@
-/* $Id: cqltransform.c,v 1.30 2007-12-20 22:45:37 adam Exp $
-   Copyright (C) 1995-2007, Index Data ApS
-   Index Data Aps
-
-This file is part of the YAZ toolkit.
-
-See the file LICENSE.
-*/
+/* This file is part of the YAZ toolkit.
+ * Copyright (C) 1995-2008 Index Data
+ * See the file LICENSE for details.
+ */
 
 /**
  * \file cqltransform.c
@@ -185,6 +181,18 @@ int cql_pr_attr_uri(cql_transform_t ct, const char *category,
     {
         if (!res)
             res = cql_lookup_property(ct, category, prefix, eval);
+        /* we have some aliases for some relations unfortunately.. */
+        if (!res && !prefix && !strcmp(category, "relation"))
+        {
+            if (!strcmp(val, "=="))
+                res = cql_lookup_property(ct, category, prefix, "exact");
+            if (!strcmp(val, "="))
+                res = cql_lookup_property(ct, category, prefix, "eq");
+            if (!strcmp(val, "<="))
+                res = cql_lookup_property(ct, category, prefix, "le");
+            if (!strcmp(val, ">="))
+                res = cql_lookup_property(ct, category, prefix, "ge");
+        }
         if (!res)
             res = cql_lookup_property(ct, category, prefix, "*");
     }
@@ -505,6 +513,34 @@ void emit_term(cql_transform_t ct,
     xfree(z3958_mem);
 }
 
+void emit_terms(cql_transform_t ct,
+                struct cql_node *cn,
+                void (*pr)(const char *buf, void *client_data),
+                void *client_data,
+                const char *op)
+{
+    struct cql_node *ne = cn->u.st.extra_terms;
+    if (ne)
+    {
+        (*pr)("@", client_data);
+        (*pr)(op, client_data);
+        (*pr)(" ", client_data);
+    }
+    emit_term(ct, cn, cn->u.st.term, strlen(cn->u.st.term),
+              pr, client_data);
+    for (; ne; ne = ne->u.st.extra_terms)
+    {
+        if (ne->u.st.extra_terms)
+        {
+            (*pr)("@", client_data);
+            (*pr)(op, client_data);
+            (*pr)(" ", client_data);
+        }            
+        emit_term(ct, cn, ne->u.st.term, strlen(ne->u.st.term),
+                  pr, client_data);
+    }
+}
+
 void emit_wordlist(cql_transform_t ct,
                    struct cql_node *cn,
                    void (*pr)(const char *buf, void *client_data),
@@ -572,18 +608,7 @@ void cql_transform_r(cql_transform_t ct,
             }
         }
         cql_pr_attr(ct, "always", 0, 0, pr, client_data, 0);
-        if (cn->u.st.relation && !cql_strcmp(cn->u.st.relation, "="))
-            cql_pr_attr(ct, "relation", "eq", "scr",
-                        pr, client_data, 19);
-        else if (cn->u.st.relation && !cql_strcmp(cn->u.st.relation, "<="))
-            cql_pr_attr(ct, "relation", "le", "scr",
-                        pr, client_data, 19);
-        else if (cn->u.st.relation && !cql_strcmp(cn->u.st.relation, ">="))
-            cql_pr_attr(ct, "relation", "ge", "scr",
-                        pr, client_data, 19);
-        else
-            cql_pr_attr(ct, "relation", cn->u.st.relation, "eq",
-                        pr, client_data, 19);
+        cql_pr_attr(ct, "relation", cn->u.st.relation, 0, pr, client_data, 19);
         cql_pr_attr(ct, "structure", cn->u.st.relation, 0,
                     pr, client_data, 24);
         if (cn->u.st.relation && !cql_strcmp(cn->u.st.relation, "all"))
@@ -596,8 +621,7 @@ void cql_transform_r(cql_transform_t ct,
         }
         else
         {
-            emit_term(ct, cn, cn->u.st.term, strlen(cn->u.st.term),
-                      pr, client_data);
+            emit_terms(ct, cn, pr, client_data, "and");
         }
         break;
     case CQL_NODE_BOOL: