+static void add_val_int(ODR o, char **name, char **value, int *i,
+ char *a_name, int *val)
+{
+ if (val)
+ {
+ name[*i] = a_name;
+ value[*i] = odr_malloc(o, 30);
+ sprintf(value[*i], "%d", *val);
+ (*i)++;
+ }
+}
+
+static void add_val_str(ODR o, char **name, char **value, int *i,
+ char *a_name, char *val)
+{
+ if (val)
+ {
+ name[*i] = a_name;
+ value[*i] = val;
+ (*i)++;
+ }
+}
+
+static int yaz_get_sru_parms(const Z_SRW_PDU *srw_pdu, ODR encode,
+ char **name, char **value)
+{
+ int i = 0;
+ add_val_str(encode, name, value, &i, "version", srw_pdu->srw_version);
+ name[i] = "operation";
+ switch(srw_pdu->which)
+ {
+ case Z_SRW_searchRetrieve_request:
+ value[i++] = "searchRetrieve";
+ switch(srw_pdu->u.request->query_type)
+ {
+ case Z_SRW_query_type_cql:
+ add_val_str(encode, name, value, &i, "query",
+ srw_pdu->u.request->query.cql);
+ break;
+ case Z_SRW_query_type_pqf:
+ add_val_str(encode, name, value, &i, "x-pquery",
+ srw_pdu->u.request->query.pqf);
+ break;
+ case Z_SRW_query_type_xcql:
+ add_val_str(encode, name, value, &i, "x-cql",
+ srw_pdu->u.request->query.xcql);
+ break;
+ }
+ switch(srw_pdu->u.request->sort_type)
+ {
+ case Z_SRW_sort_type_none:
+ break;
+ case Z_SRW_sort_type_sort:
+ add_val_str(encode, name, value, &i, "sortKeys",
+ srw_pdu->u.request->sort.sortKeys);
+ break;
+ }
+ add_val_int(encode, name, value, &i, "startRecord",
+ srw_pdu->u.request->startRecord);
+ add_val_int(encode, name, value, &i, "maximumRecords",
+ srw_pdu->u.request->maximumRecords);
+ add_val_str(encode, name, value, &i, "recordSchema",
+ srw_pdu->u.request->recordSchema);
+ add_val_str(encode, name, value, &i, "recordPacking",
+ srw_pdu->u.request->recordPacking);
+ add_val_str(encode, name, value, &i, "recordXPath",
+ srw_pdu->u.request->recordXPath);
+ add_val_str(encode, name, value, &i, "stylesheet",
+ srw_pdu->u.request->stylesheet);
+ add_val_int(encode, name, value, &i, "resultSetTTL",
+ srw_pdu->u.request->resultSetTTL);
+ break;
+ case Z_SRW_explain_request:
+ value[i++] = "explain";
+ add_val_str(encode, name, value, &i, "stylesheet",
+ srw_pdu->u.explain_request->stylesheet);
+ break;
+ case Z_SRW_scan_request:
+ value[i++] = "scan";
+
+ switch(srw_pdu->u.scan_request->query_type)
+ {
+ case Z_SRW_query_type_cql:
+ add_val_str(encode, name, value, &i, "scanClause",
+ srw_pdu->u.scan_request->scanClause.cql);
+ break;
+ case Z_SRW_query_type_pqf:
+ add_val_str(encode, name, value, &i, "x-pScanClause",
+ srw_pdu->u.scan_request->scanClause.pqf);
+ break;
+ case Z_SRW_query_type_xcql:
+ add_val_str(encode, name, value, &i, "x-cqlScanClause",
+ srw_pdu->u.scan_request->scanClause.xcql);
+ break;
+ }
+ add_val_int(encode, name, value, &i, "responsePosition",
+ srw_pdu->u.scan_request->responsePosition);
+ add_val_int(encode, name, value, &i, "maximumTerms",
+ srw_pdu->u.scan_request->maximumTerms);
+ add_val_str(encode, name, value, &i, "stylesheet",
+ srw_pdu->u.scan_request->stylesheet);
+ break;
+ case Z_SRW_update_request:
+ value[i++] = "update";
+ break;
+ default:
+ return -1;
+ }
+ name[i++] = 0;
+ return 0;
+}
+
+int yaz_sru_get_encode(Z_HTTP_Request *hreq, Z_SRW_PDU *srw_pdu,
+ ODR encode, char *charset)
+{
+ char *name[30], *value[30]; /* definite upper limit for SRU params */
+ char *uri_args;
+ char *path;
+
+ if (yaz_get_sru_parms(srw_pdu, encode, name, value))
+ return -1;
+ yaz_array_to_uri(&uri_args, encode, name, value);
+
+ hreq->method = "GET";
+
+ path = odr_malloc(encode, strlen(hreq->path) + strlen(uri_args) + 3);
+ sprintf(path, "%s?%s", hreq->path, uri_args);
+ hreq->path = path;
+
+ z_HTTP_header_add_content_type(encode, &hreq->headers,
+ "text/xml", charset);
+ return 0;
+}
+
+int yaz_sru_post_encode(Z_HTTP_Request *hreq, Z_SRW_PDU *srw_pdu,
+ ODR encode, char *charset)
+{
+ char *name[30], *value[30]; /* definite upper limit for SRU params */
+ char *uri_args;
+
+ if (yaz_get_sru_parms(srw_pdu, encode, name, value))
+ return -1;
+
+ yaz_array_to_uri(&uri_args, encode, name, value);
+
+ hreq->method = "POST";
+
+ hreq->content_buf = uri_args;
+ hreq->content_len = strlen(uri_args);
+
+ z_HTTP_header_add_content_type(encode, &hreq->headers,
+ "application/x-www-form-urlencoded",
+ charset);
+ return 0;
+}
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+