Relay Torus HTTP error

[metaproxy-moved-to-github.git] / src / filter_zoom.cpp

diff --git a/src/filter_zoom.cpp b/src/filter_zoom.cpp
index 2062b1c..5a44469 100644 (file)
--- a/src/filter_zoom.cpp
+++ b/src/filter_zoom.cpp
@@ -1257,15 +1257,17 @@ yf::Zoom::BackendPtr yf::Zoom::Frontend::get_backend_from_databases(
         sptr = it->second;
     else if (torus_url.length() > 0)
     {
+        std::string torus_addinfo;
         std::string torus_query = "udb==" + torus_db;
         xmlDoc *doc = mp::get_searchable(package,torus_url, torus_db,
                                          torus_query,
-                                         realm, m_p->proxy);
+                                         realm, m_p->proxy,
+                                         torus_addinfo);
         if (!doc)
         {
             *error = YAZ_BIB1_UNSPECIFIED_ERROR;
-            *addinfo = odr_strdup(odr, "Torus server unavailable or "
-                                  "incorrectly configured");
+            if (torus_addinfo.length())
+                *addinfo = odr_strdup(odr, torus_addinfo.c_str());
             BackendPtr b;
             return b;
         }
@@ -2013,10 +2015,12 @@ yf::Zoom::BackendPtr yf::Zoom::Frontend::explain_search(mp::Package &package,
     else if (query->which == Z_Query_type_104 &&
         query->u.type_104->which == Z_External_CQL)
     {
+        std::string torus_addinfo;
         std::string torus_query(query->u.type_104->u.cql);
         xmlDoc *doc = mp::get_searchable(package, torus_url, "",
                                          torus_query,
-                                         realm, m_p->proxy);
+                                         realm, m_p->proxy,
+                                         torus_addinfo);
         if (m_p->explain_xsp)
         {
             xmlDoc *rec_res =  xsltApplyStylesheet(m_p->explain_xsp, doc, 0);
@@ -2027,8 +2031,8 @@ yf::Zoom::BackendPtr yf::Zoom::Frontend::explain_search(mp::Package &package,
         if (!doc)
         {
             *error = YAZ_BIB1_UNSPECIFIED_ERROR;
-            *addinfo = odr_strdup(odr, "Torus server unavailable or "
-                                  "incorrectly configured");
+            if (torus_addinfo.length())
+                *addinfo = odr_strdup(odr, torus_addinfo.c_str());
         }
         else
         {
@@ -2377,45 +2381,36 @@ next_proxy:
 
     if (b->get_option("sru"))
     {
-        int status = 0;
         Z_RPNQuery *zquery;
         zquery = p_query_rpn(odr, wrbuf_cstr(pqf_wrbuf));
-        mp::wrbuf wrb;
+        mp::wrbuf wrb_cql;
+        mp::wrbuf wrb_addinfo;
 
         if (!strcmp(b->get_option("sru"), "solr"))
-        {
-            solr_transform_t cqlt = solr_transform_create();
-
-            status = solr_transform_rpn2solr_wrbuf(cqlt, wrb, zquery);
-
-            solr_transform_close(cqlt);
-        }
+            error = solr_transform_rpn2solr_stream_r(b->cqlt, wrb_addinfo,
+                                                     wrbuf_vp_puts, wrb_cql,
+                                                     zquery);
         else
+            error = cql_transform_rpn2cql_stream_r(b->cqlt, wrb_addinfo,
+                                                   wrbuf_vp_puts, wrb_cql,
+                                                   zquery);
+        if (error)
         {
-            status = cql_transform_rpn2cql_wrbuf(b->cqlt, wrb, zquery);
-        }
-        if (status == 0)
-        {
-            ZOOM_query_cql(q, wrbuf_cstr(wrb));
-            package.log("zoom", YLOG_LOG, "CQL: %s", wrbuf_cstr(wrb));
-            b->search(q, &hits, &error, &addinfo, &fl, odr);
-        }
-        ZOOM_query_destroy(q);
-
-        if (status)
-        {
-            error = YAZ_BIB1_MALFORMED_QUERY;
-            const char *addinfo = "can not convert from RPN to CQL/Solr";
-            log_diagnostic(package, error, addinfo);
-            apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
+            log_diagnostic(package, error, wrb_addinfo.c_str_null());
+            apdu_res = odr.create_searchResponse(apdu_req, error,
+                                                 wrb_addinfo.c_str_null());
             package.response() = apdu_res;
             return;
         }
+        ZOOM_query_cql(q, wrb_cql.c_str());
+        package.log("zoom", YLOG_LOG, "search CQL: %s", wrb_cql.c_str());
+        b->search(q, &hits, &error, &addinfo, &fl, odr);
+        ZOOM_query_destroy(q);
     }
     else
     {
-        ZOOM_query_prefix(q, wrbuf_cstr(pqf_wrbuf));
-        package.log("zoom", YLOG_LOG, "search PQF: %s", wrbuf_cstr(pqf_wrbuf));
+        ZOOM_query_prefix(q, pqf_wrbuf.c_str());
+        package.log("zoom", YLOG_LOG, "search PQF: %s", pqf_wrbuf.c_str());
         b->search(q, &hits, &error, &addinfo, &fl, odr);
         ZOOM_query_destroy(q);
     }
@@ -2642,14 +2637,16 @@ void yf::Zoom::Frontend::auth(mp::Package &package, Z_InitRequest *req,
 
     std::string dummy_db;
     std::string dummy_realm;
+    std::string torus_addinfo;
     xmlDoc *doc = mp::get_searchable(package, m_p->torus_auth_url, dummy_db,
-                                     torus_query, dummy_realm, m_p->proxy);
+                                     torus_query, dummy_realm, m_p->proxy,
+                                     torus_addinfo);
     if (!doc)
     {
         // something fundamental broken in lookup.
         *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
-        *addinfo = odr_strdup(odr, "zoom: torus server unavailable or "
-                              "incorrectly configured.");
+        if (torus_addinfo.length())
+            *addinfo = odr_strdup(odr, torus_addinfo.c_str());
         return;
     }
     const xmlNode *ptr = xmlDocGetRootElement(doc);