* Copyright (c) 1995-2003, Index Data
* See the file LICENSE for details.
*
- * $Id: seshigh.c,v 1.147 2003-02-23 20:39:31 adam Exp $
+ * $Id: seshigh.c,v 1.158 2003-05-24 19:20:14 adam Exp $
*/
/*
if (!(anew = (association *)xmalloc(sizeof(*anew))))
return 0;
anew->init = 0;
+ anew->version = 0;
anew->client_chan = channel;
anew->client_link = link;
anew->cs_get_mask = 0;
odr_setbuf(assoc->decode, assoc->input_buffer, res, 0);
if (!z_GDU(assoc->decode, &req->gdu_request, 0, 0))
{
- yaz_log(LOG_LOG, "ODR error on incoming PDU: %s [near byte %d] ",
+ yaz_log(LOG_LOG, "ODR error on incoming PDU: %s [element %s] "
+ "[near byte %d] ",
odr_errmsg(odr_geterror(assoc->decode)),
+ odr_getelement(assoc->decode),
odr_offset(assoc->decode));
if (assoc->decode->error != OHTTP)
{
assoc->init->bend_scan = NULL;
assoc->init->bend_segment = NULL;
assoc->init->bend_fetch = NULL;
+ assoc->init->bend_explain = NULL;
+
assoc->init->charneg_request = NULL;
assoc->init->charneg_response = NULL;
+
assoc->init->decode = assoc->decode;
assoc->init->peer_name =
odr_strdup (assoc->encode, cs_addrstr(assoc->client_link));
static int srw_bend_init(association *assoc)
{
+ const char *encoding = "UTF-8";
+ Z_External *ce;
bend_initresult *binitres;
statserv_options_block *cb = statserv_getcontrol();
assoc->maximumRecordSize = 3000000;
assoc->preferredMessageSize = 3000000;
-
+#if 1
+ ce = yaz_set_proposal_charneg(assoc->decode, &encoding, 1, 0, 0, 1);
+ assoc->init->charneg_request = ce->u.charNeg3;
+#endif
if (!(binitres = (*cb->bend_init)(assoc->init)))
{
yaz_log(LOG_WARN, "Bad response from backend.");
rr.errcode = 0;
rr.errstring = 0;
rr.surrogate_flag = 0;
+ rr.schema = srw_req->recordSchema;
if (!assoc->init->bend_fetch)
return 1;
record->recordData_buf = rr.record;
record->recordData_len = rr.len;
record->recordPosition = odr_intdup(o, pos);
- record->recordSchema = 0;
- if (srw_req->recordSchema)
- record->recordSchema = odr_strdup(o, srw_req->recordSchema);
+ if (rr.schema)
+ record->recordSchema = odr_strdup(o, rr.schema);
+ else
+ record->recordSchema = 0;
}
return rr.errcode;
}
Z_External *ext;
yaz_log(LOG_LOG, "Got SRW SearchRetrieveRequest");
+ yaz_log(LOG_DEBUG, "srw_bend_search");
if (!assoc->init)
{
+ yaz_log(LOG_DEBUG, "srw_bend_init");
if (!srw_bend_init(assoc))
{
srw_error = 3; /* assume Authentication error */
if (srw_error)
{
+ yaz_log(LOG_DEBUG, "srw_bend_search returned SRW error %d", srw_error);
srw_res->num_diagnostics = 1;
srw_res->diagnostics = (Z_SRW_diagnostic *)
odr_malloc(assoc->encode, sizeof(*srw_res->diagnostics));
srw_res->numberOfRecords = odr_intdup(assoc->encode, rr.hits);
if (rr.errcode)
{
+ yaz_log(LOG_DEBUG, "bend_search returned Bib-1 code %d", rr.errcode);
srw_res->num_diagnostics = 1;
srw_res->diagnostics = (Z_SRW_diagnostic *)
odr_malloc(assoc->encode, sizeof(*srw_res->diagnostics));
odr_intdup(assoc->encode,
yaz_diag_bib1_to_srw (rr.errcode));
srw_res->diagnostics[0].details = rr.errstring;
+ yaz_log(LOG_DEBUG, "srw_bend_search returned SRW error %d",
+ *srw_res->diagnostics[0].code);
+
}
else
{
+ int number = srw_req->maximumRecords ? *srw_req->maximumRecords : 0;
+ int start = srw_req->startRecord ? *srw_req->startRecord : 1;
+
+ yaz_log(LOG_LOG, "Request to pack %d+%d out of %d",
+ start, number, rr.hits);
+
srw_res->numberOfRecords = odr_intdup(assoc->encode, rr.hits);
- if (srw_req->maximumRecords && *srw_req->maximumRecords > 0)
+ if (number > 0)
{
- int number = *srw_req->maximumRecords;
- int start = 1;
int i;
- if (srw_req->startRecord)
- start = *srw_req->startRecord;
- if (start <= rr.hits)
+
+ if (start > rr.hits)
+ {
+ yaz_log(LOG_LOG, "Request out or range");
+ }
+ else
{
int j = 0;
+ int packing = Z_SRW_recordPacking_string;
if (start + number > rr.hits)
number = rr.hits - start + 1;
+ if (srw_req->recordPacking &&
+ !strcmp(srw_req->recordPacking, "xml"))
+ packing = Z_SRW_recordPacking_XML;
srw_res->records = (Z_SRW_record *)
odr_malloc(assoc->encode,
number * sizeof(*srw_res->records));
for (i = 0; i<number; i++)
{
int errcode;
+
+ srw_res->records[j].recordPacking = packing;
srw_res->records[j].recordData_buf = 0;
+ yaz_log(LOG_DEBUG, "srw_bend_fetch %d", i+start);
errcode = srw_bend_fetch(assoc, i+start, srw_req,
srw_res->records + j);
if (errcode)
}
}
+
+static void srw_bend_explain(association *assoc, request *req,
+ Z_SRW_explainRequest *srw_req,
+ Z_SRW_explainResponse *srw_res)
+{
+ yaz_log(LOG_LOG, "Got SRW ExplainRequest");
+ if (!assoc->init)
+ {
+ yaz_log(LOG_DEBUG, "srw_bend_init");
+ if (!srw_bend_init(assoc))
+ return;
+ }
+ if (assoc->init && assoc->init->bend_explain)
+ {
+ bend_explain_rr rr;
+
+ rr.stream = assoc->encode;
+ rr.decode = assoc->decode;
+ rr.print = assoc->print;
+ rr.explain_buf = 0;
+ (*assoc->init->bend_explain)(assoc->backend, &rr);
+ if (rr.explain_buf)
+ {
+ srw_res->explainData_buf = rr.explain_buf;
+ srw_res->explainData_len = strlen(rr.explain_buf);
+ }
+ }
+}
+
+static int hex_digit (int ch)
+{
+ if (ch >= '0' && ch <= '9')
+ return ch - '0';
+ else if (ch >= 'a' && ch <= 'f')
+ return ch - 'a'+10;
+ else if (ch >= 'A' && ch <= 'F')
+ return ch - 'A'+10;
+ return 0;
+}
+
+static char *uri_val(const char *path, const char *name, ODR o)
+{
+ size_t nlen = strlen(name);
+ if (*path != '?')
+ return 0;
+ path++;
+ while (path && *path)
+ {
+ const char *p1 = strchr(path, '=');
+ if (!p1)
+ break;
+ if (p1 - path == nlen && !memcmp(path, name, nlen))
+ {
+ size_t i = 0;
+ char *ret;
+
+ path = p1 + 1;
+ p1 = strchr(path, '&');
+ if (!p1)
+ p1 = strlen(path) + path;
+ ret = odr_malloc(o, p1 - path + 1);
+ while (*path && *path != '&')
+ {
+ if (*path == '+')
+ {
+ ret[i++] = ' ';
+ path++;
+ }
+ else if (*path == '%' && path[1] && path[2])
+ {
+ ret[i++] = hex_digit (path[1])*16 + hex_digit (path[2]);
+ path = path + 3;
+ }
+ else
+ ret[i++] = *path++;
+ }
+ ret[i] = '\0';
+ return ret;
+ }
+ path = strchr(p1, '&');
+ if (path)
+ path++;
+ }
+ return 0;
+}
+
+void uri_val_int(const char *path, const char *name, ODR o, int **intp)
+{
+ const char *v = uri_val(path, name, o);
+ if (v)
+ *intp = odr_intdup(o, atoi(v));
+}
+
static void process_http_request(association *assoc, request *req)
{
Z_HTTP_Request *hreq = req->gdu_request->u.HTTP_Request;
if (!strcmp(hreq->method, "GET"))
{
+ char *db = "Default";
+ const char *p0 = hreq->path, *p1;
+#if HAVE_XML2
+ int ret = -1;
+ char *charset = 0;
+ Z_SOAP *soap_package = 0;
+ static Z_SOAP_Handler soap_handlers[2] = {
+ {"http://www.loc.gov/zing/srw/v1.0/", 0,
+ (Z_SOAP_fun) yaz_srw_codec},
+ {0, 0, 0}
+ };
+#endif
+
+ if (*p0 == '/')
+ p0++;
+ p1 = strchr(p0, '?');
+ if (!p1)
+ p1 = p0 + strlen(p0);
+ if (p1 != p0)
+ {
+ db = odr_malloc(assoc->decode, p1 - p0 + 1);
+ memcpy (db, p0, p1 - p0);
+ db[p1 - p0] = '\0';
+ }
+#if HAVE_XML2
+ if (p1 && *p1 == '?' && p1[1])
+ {
+ Z_SRW_PDU *res = yaz_srw_get(o, Z_SRW_searchRetrieve_response);
+ Z_SRW_PDU *sr = yaz_srw_get(o, Z_SRW_searchRetrieve_request);
+ char *query = uri_val(p1, "query", o);
+ char *pQuery = uri_val(p1, "pQuery", o);
+ char *sortKeys = uri_val(p1, "sortKeys", o);
+
+ if (query)
+ {
+ sr->u.request->query_type = Z_SRW_query_type_cql;
+ sr->u.request->query.cql = query;
+ }
+ if (pQuery)
+ {
+ sr->u.request->query_type = Z_SRW_query_type_pqf;
+ sr->u.request->query.pqf = pQuery;
+ }
+ if (sortKeys)
+ {
+ sr->u.request->sort_type = Z_SRW_sort_type_sort;
+ sr->u.request->sort.sortKeys = sortKeys;
+ }
+ sr->u.request->recordSchema = uri_val(p1, "recordSchema", o);
+ sr->u.request->recordPacking = uri_val(p1, "recordPacking", o);
+ if (!sr->u.request->recordPacking)
+ sr->u.request->recordPacking = "xml";
+ uri_val_int(p1, "maximumRecords", o,
+ &sr->u.request->maximumRecords);
+ uri_val_int(p1, "startRecord", o,
+ &sr->u.request->startRecord);
+ if (sr->u.request->startRecord)
+ yaz_log(LOG_LOG, "startRecord=%d", *sr->u.request->startRecord);
+ sr->u.request->database = db;
+ srw_bend_search(assoc, req, sr->u.request, res->u.response);
+
+ soap_package = odr_malloc(o, sizeof(*soap_package));
+ soap_package->which = Z_SOAP_generic;
+
+ soap_package->u.generic =
+ odr_malloc(o, sizeof(*soap_package->u.generic));
+
+ soap_package->u.generic->p = res;
+ soap_package->u.generic->ns = soap_handlers[0].ns;
+ soap_package->u.generic->no = 0;
+
+ soap_package->ns = "SRU";
+
+ p = z_get_HTTP_Response(o, 200);
+ hres = p->u.HTTP_Response;
+
+ ret = z_soap_codec_enc(assoc->encode, &soap_package,
+ &hres->content_buf, &hres->content_len,
+ soap_handlers, charset);
+ if (!charset)
+ z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/xml");
+ else
+ {
+ char ctype[60];
+ strcpy(ctype, "text/xml; charset=");
+ strcat(ctype, charset);
+ z_HTTP_header_add(o, &hres->headers, "Content-Type", ctype);
+ }
+
+ }
+ else
+ {
+ Z_SRW_PDU *res = yaz_srw_get(o, Z_SRW_explain_response);
+ Z_SRW_PDU *sr = yaz_srw_get(o, Z_SRW_explain_request);
+
+ srw_bend_explain(assoc, req, sr->u.explain_request,
+ res->u.explain_response);
+
+ if (res->u.explain_response->explainData_buf)
+ {
+ soap_package = odr_malloc(o, sizeof(*soap_package));
+ soap_package->which = Z_SOAP_generic;
+
+ soap_package->u.generic =
+ odr_malloc(o, sizeof(*soap_package->u.generic));
+
+ soap_package->u.generic->p = res;
+ soap_package->u.generic->ns = soap_handlers[0].ns;
+ soap_package->u.generic->no = 0;
+
+ soap_package->ns = "SRU";
+
+ p = z_get_HTTP_Response(o, 200);
+ hres = p->u.HTTP_Response;
+
+ ret = z_soap_codec_enc(assoc->encode, &soap_package,
+ &hres->content_buf, &hres->content_len,
+ soap_handlers, charset);
+ if (!charset)
+ z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/xml");
+ else
+ {
+ char ctype[60];
+ strcpy(ctype, "text/xml; charset=");
+ strcat(ctype, charset);
+ z_HTTP_header_add(o, &hres->headers, "Content-Type",
+ ctype);
+ }
+ }
+ }
+#endif
#ifdef DOCDIR
if (strlen(hreq->path) >= 5 && strlen(hreq->path) < 80 &&
!memcmp(hreq->path, "/doc/", 5))
}
}
#endif
+
+#if 0
if (!strcmp(hreq->path, "/"))
{
#ifdef DOCDIR
hres->content_len = strlen(hres->content_buf);
z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/html");
}
+#endif
+
if (!p)
{
p = z_get_HTTP_Response(o, 404);
{
const char *content_type = z_HTTP_header_lookup(hreq->headers,
"Content-Type");
- const char *soap_action = z_HTTP_header_lookup(hreq->headers,
- "SOAPAction");
- if (content_type && soap_action &&
- !yaz_strcmp_del("text/xml", content_type, "; "))
+ if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
{
Z_SOAP *soap_package = 0;
int ret = -1;
int http_code = 500;
+ const char *charset_p = 0;
+ char *charset = 0;
static Z_SOAP_Handler soap_handlers[2] = {
#if HAVE_XML2
{"http://www.loc.gov/zing/srw/v1.0/", 0,
- (Z_SOAP_fun) yaz_srw_codec},
+ (Z_SOAP_fun) yaz_srw_codec},
#endif
{0, 0, 0}
};
+ if ((charset_p = strstr(content_type, "; charset=")))
+ {
+ int i = 0;
+ charset_p += 10;
+ while (i < 20 && charset_p[i] &&
+ !strchr("; \n\r", charset_p[i]))
+ i++;
+ charset = odr_malloc(assoc->encode, i+1);
+ memcpy(charset, charset_p, i);
+ charset[i] = '\0';
+ yaz_log(LOG_LOG, "SOAP encoding %s", charset);
+ }
ret = z_soap_codec(assoc->decode, &soap_package,
&hreq->content_buf, &hreq->content_len,
soap_handlers);
-
#if HAVE_XML2
if (!ret && soap_package->which == Z_SOAP_generic &&
soap_package->u.generic->no == 0)
soap_package->u.generic->p = res;
http_code = 200;
}
+ else if (sr->which == Z_SRW_explain_request)
+ {
+ Z_SRW_PDU *res =
+ yaz_srw_get(assoc->encode, Z_SRW_explain_response);
+
+ srw_bend_explain(assoc, req, sr->u.explain_request,
+ res->u.explain_response);
+ if (!res->u.explain_response->explainData_buf)
+ {
+ z_soap_error(assoc->encode, soap_package,
+ "SOAP-ENV:Client", "Explain Not Supported", 0);
+ }
+ else
+ {
+ soap_package->u.generic->p = res;
+ http_code = 200;
+ }
+ }
+ else
+ {
+ z_soap_error(assoc->encode, soap_package,
+ "SOAP-ENV:Client", "Bad method", 0);
+ }
}
#endif
p = z_get_HTTP_Response(o, 200);
hres = p->u.HTTP_Response;
- ret = z_soap_codec(assoc->encode, &soap_package,
- &hres->content_buf, &hres->content_len,
- soap_handlers);
+ ret = z_soap_codec_enc(assoc->encode, &soap_package,
+ &hres->content_buf, &hres->content_len,
+ soap_handlers, charset);
hres->code = http_code;
- z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/xml");
+ if (!charset)
+ z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/xml");
+ else
+ {
+ char ctype[60];
+ strcpy(ctype, "text/xml; charset=");
+ strcat(ctype, charset);
+ z_HTTP_header_add(o, &hres->headers, "Content-Type", ctype);
+ }
}
if (!p) /* still no response ? */
p = z_get_HTTP_Response(o, 500);
}
if (!z_GDU(assoc->encode, &res, 0, 0))
{
- yaz_log(LOG_WARN, "ODR error when encoding response: %s",
- odr_errmsg(odr_geterror(assoc->decode)));
+ yaz_log(LOG_WARN, "ODR error when decoding PDU: %s [element %s]",
+ odr_errmsg(odr_geterror(assoc->decode)),
+ odr_getelement(assoc->decode));
return -1;
}
req->response = odr_getbuf(assoc->encode, &req->len_response,
freq.output_format_raw = 0;
freq.stream = a->encode;
freq.print = a->print;
- freq.surrogate_flag = 0;
freq.referenceId = referenceId;
+ freq.schema = 0;
(*a->init->bend_fetch)(a->backend, &freq);
/* backend should be able to signal whether error is system-wide
or only pertaining to current record */
oident *attset;
bend_scan_rr *bsrr = (bend_scan_rr *)
odr_malloc (assoc->encode, sizeof(*bsrr));
+ struct scan_entry *save_entries;
yaz_log(LOG_LOG, "Got ScanRequest");
bsrr->stream = assoc->encode;
bsrr->print = assoc->print;
bsrr->step_size = res->stepSize;
+ bsrr->entries = 0;
+ /* Note that version 2.0 of YAZ and older did not set entries ..
+ We do now. And when we do it's easier to extend the scan entry
+ We know that if the scan handler did set entries, it will
+ not know of new member display_term.
+ */
+ if (bsrr->num_entries > 0)
+ {
+ int i;
+ bsrr->entries = odr_malloc(assoc->decode, sizeof(*bsrr->entries) *
+ bsrr->num_entries);
+ for (i = 0; i<bsrr->num_entries; i++)
+ {
+ bsrr->entries[i].term = 0;
+ bsrr->entries[i].occurrences = 0;
+ bsrr->entries[i].errcode = 0;
+ bsrr->entries[i].errstring = 0;
+ bsrr->entries[i].display_term = 0;
+ }
+ }
+ save_entries = bsrr->entries; /* save it so we can compare later */
+
if (req->attributeSet &&
(attset = oid_getentbyoid(req->attributeSet)) &&
(attset->oclass == CLASS_ATTSET || attset->oclass == CLASS_GENERAL))
odr_malloc(assoc->encode, sizeof(*t));
t->suggestedAttributes = 0;
t->displayTerm = 0;
+ if (save_entries == bsrr->entries &&
+ bsrr->entries[i].display_term)
+ {
+ /* the entries was NOT set by the handler. So it's
+ safe to test for new member display_term. It is
+ NULL'ed by us.
+ */
+ t->displayTerm = odr_strdup(assoc->encode,
+ bsrr->entries[i].display_term);
+ }
t->alternativeTerm = 0;
t->byAttributes = 0;
t->otherTermInfo = 0;