Refactor / reduce globals.
[pazpar2-moved-to-github.git] / src / http_command.c
index 1e9d4f6..da9771e 100644 (file)
@@ -1,7 +1,5 @@
-/* $Id: http_command.c,v 1.66 2007-10-28 18:55:26 adam Exp $
-   Copyright (c) 2006-2007, Index Data.
-
-This file is part of Pazpar2.
+/* This file is part of Pazpar2.
+   Copyright (C) 2006-2009 Index Data
 
 Pazpar2 is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
@@ -14,31 +12,27 @@ FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 for more details.
 
 You should have received a copy of the GNU General Public License
-along with Pazpar2; see the file LICENSE.  If not, write to the
-Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
- */
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
-/*
- * $Id: http_command.c,v 1.66 2007-10-28 18:55:26 adam Exp $
- */
+*/
 
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
 #include <stdio.h>
 #include <sys/types.h>
-#include <sys/uio.h>
+#if HAVE_UNISTD_H
 #include <unistd.h>
+#endif
 #include <stdlib.h>
-#include <strings.h>
-#include <ctype.h>
+#include <string.h>
+#if HAVE_SYS_TIME_H
 #include <sys/time.h>
-#include <yaz/snprintf.h>
-#if HAVE_CONFIG_H
-#include <cconfig.h>
 #endif
-
+#include <yaz/snprintf.h>
 #include <yaz/yaz-util.h>
 
-#include "config.h"
 #include "util.h"
 #include "eventl.h"
 #include "pazpar2.h"
@@ -68,12 +62,12 @@ static void session_timeout(IOCHAN i, int event)
     http_session_destroy(s);
 }
 
-struct http_session *http_session_create()
+struct http_session *http_session_create(struct conf_service *service)
 {
     NMEM nmem = nmem_create();
     struct http_session *r = nmem_malloc(nmem, sizeof(*r));
 
-    r->psession = new_session(nmem);
+    r->psession = new_session(nmem, service);
     r->session_id = 0;
     r->timestamp = 0;
     r->nmem = nmem;
@@ -159,7 +153,7 @@ static void error(struct http_response *rs,
     http_send_response(c);
 }
 
-unsigned int make_sessionid()
+unsigned int make_sessionid(void)
 {
     static int seq = 0;
     unsigned int res;
@@ -169,6 +163,9 @@ unsigned int make_sessionid()
         res = seq;
     else
     {
+#ifdef WIN32
+        res = seq;
+#else
         struct timeval t;
 
         if (gettimeofday(&t, 0) < 0)
@@ -180,6 +177,7 @@ unsigned int make_sessionid()
            (long long would be more appropriate)*/
         res = t.tv_sec;
         res = ((res << 8) | (seq & 0xff)) & ((1U << 31) - 1);
+#endif
     }
     return res;
 }
@@ -239,7 +237,7 @@ static int process_settings(struct session *se, struct http_request *rq,
 static void cmd_exit(struct http_channel *c)
 {
     yaz_log(YLOG_WARN, "exit");
-    exit(0);
+    http_close_server();
 }
 
 static void cmd_init(struct http_channel *c)
@@ -247,9 +245,18 @@ static void cmd_init(struct http_channel *c)
     unsigned int sesid;
     char buf[1024];
     const char *clear = http_argbyname(c->request, "clear");
-    struct http_session *s = http_session_create();
+    const char *service_name = http_argbyname(c->request, "service");
+    struct conf_service *service = locate_service(c->server,
+                                                  service_name);
+    struct http_session *s = http_session_create(service);
     struct http_response *rs = c->response;
 
+    if (!service)
+    {
+        error(rs, PAZPAR2_MALFORMED_PARAMETER_VALUE, "service");
+        return;
+    }
+
     yaz_log(YLOG_DEBUG, "HTTP Session init");
     if (!clear || *clear == '0')
         session_init_databases(s->psession);
@@ -424,6 +431,13 @@ static void cmd_bytarget(struct http_channel *c)
         wrbuf_xmlputs(c->wrbuf, ht[i].id);
         wrbuf_puts(c->wrbuf, "</id>\n");
 
+        if (ht[i].name && ht[i].name[0]) 
+        {
+            wrbuf_puts(c->wrbuf, "<name>");
+            wrbuf_xmlputs(c->wrbuf, ht[i].name);
+            wrbuf_puts(c->wrbuf, "</name>\n");
+        }
+
         wrbuf_printf(c->wrbuf, "<hits>%d</hits>\n", ht[i].hits);
         wrbuf_printf(c->wrbuf, "<diagnostic>%d</diagnostic>\n", ht[i].diagnostic);
         wrbuf_printf(c->wrbuf, "<records>%d</records>\n", ht[i].records);
@@ -487,8 +501,7 @@ static void write_subrecord(struct record *r, WRBUF w,
     wrbuf_xmlputs(w,  *name ? name : "Unknown");
     wrbuf_puts(w, "\">");
 
-    if (show_details)
-        write_metadata(w, service, r->metadata, 1);
+    write_metadata(w, service, r->metadata, show_details);
     wrbuf_puts(w, "</location>\n");
 }
 
@@ -535,8 +548,8 @@ static void show_raw_record_ok_binary(void *data, const char *buf, size_t sz)
 
 void show_raw_reset(void *data, struct http_channel *c, void *data2)
 {
-    struct client *client = data;
-    client_show_raw_remove(client, data2);
+    //struct client *client = data;
+    //client_show_raw_remove(client, data2);
 }
 
 static void cmd_record_ready(void *data);
@@ -546,9 +559,9 @@ static void cmd_record(struct http_channel *c)
     struct http_response *rs = c->response;
     struct http_request *rq = c->request;
     struct http_session *s = locate_session(rq, rs);
-    struct record_cluster *rec;
+    struct record_cluster *rec, *prev_r, *next_r;
     struct record *r;
-    struct conf_service *service = global_parameters.server->service;
+    struct conf_service *service = s->psession->service;
     const char *idstr = http_argbyname(rq, "id");
     const char *offsetstr = http_argbyname(rq, "offset");
     const char *binarystr = http_argbyname(rq, "binary");
@@ -561,7 +574,7 @@ static void cmd_record(struct http_channel *c)
         return;
     }
     wrbuf_rewind(c->wrbuf);
-    if (!(rec = show_single(s->psession, idstr)))
+    if (!(rec = show_single(s->psession, idstr, &prev_r, &next_r)))
     {
         if (session_set_watch(s->psession, SESSION_WATCH_RECORD,
                               cmd_record_ready, c, c) != 0)
@@ -591,30 +604,43 @@ static void cmd_record(struct http_channel *c)
         }
         else
         {
-            void *data2;
             http_channel_observer_t obs =
                 http_add_observer(c, r->client, show_raw_reset);
-            int ret = 
-                client_show_raw_begin(r->client, r->position, syntax, esn, 
-                                      obs /* data */,
-                                      show_raw_record_error,
-                                      (binary ? 
-                                       show_raw_record_ok_binary : 
-                                       show_raw_record_ok),
-                                      &data2,
-                                      (binary ? 1 : 0));
+            int ret = client_show_raw_begin(r->client, r->position,
+                                        syntax, esn, 
+                                        obs /* data */,
+                                        show_raw_record_error,
+                                        (binary ? 
+                                         show_raw_record_ok_binary : 
+                                         show_raw_record_ok),
+                                        (binary ? 1 : 0));
             if (ret == -1)
             {
                 http_remove_observer(obs);
                 error(rs, PAZPAR2_NO_SESSION, 0);
-                return;
             }
         }
     }
     else
     {
         wrbuf_puts(c->wrbuf, "<record>\n");
-        wrbuf_printf(c->wrbuf, "<recid>%s</recid>\n", rec->recid);
+        wrbuf_puts(c->wrbuf, "<recid>");
+        wrbuf_xmlputs(c->wrbuf, rec->recid);
+        wrbuf_puts(c->wrbuf, "</recid>\n");
+        if (prev_r)
+        {
+            wrbuf_puts(c->wrbuf, "<prevrecid>");
+            wrbuf_xmlputs(c->wrbuf, prev_r->recid);
+            wrbuf_puts(c->wrbuf, "</prevrecid>\n");
+        }
+        if (next_r)
+        {
+            wrbuf_puts(c->wrbuf, "<nextrecid>");
+            wrbuf_xmlputs(c->wrbuf, next_r->recid);
+            wrbuf_puts(c->wrbuf, "</nextrecid>\n");
+        }
+        wrbuf_printf(c->wrbuf, "<activeclients>%d</activeclients>\n", 
+                     session_active_clients(s->psession));
         write_metadata(c->wrbuf, service, rec->metadata, 1);
         for (r = rec->records; r; r = r->next)
             write_subrecord(r, c->wrbuf, service, 1);
@@ -660,7 +686,7 @@ static void show_records(struct http_channel *c, int active)
         numn = atoi(num);
     if (!sort)
         sort = "relevance";
-    if (!(sp = reclist_parse_sortparms(c->nmem, sort)))
+    if (!(sp = reclist_parse_sortparms(c->nmem, sort, s->psession->service)))
     {
         error(rs, PAZPAR2_MALFORMED_PARAMETER_VALUE, "sort");
         return;
@@ -681,7 +707,7 @@ static void show_records(struct http_channel *c, int active)
         int ccount;
         struct record *p;
         struct record_cluster *rec = rl[i];
-        struct conf_service *service = global_parameters.server->service;
+        struct conf_service *service = s->psession->service;
 
         wrbuf_puts(c->wrbuf, "<hit>\n");
         write_metadata(c->wrbuf, service, rec->metadata, 0);
@@ -689,7 +715,9 @@ static void show_records(struct http_channel *c, int active)
             write_subrecord(p, c->wrbuf, service, 0); // subrecs w/o details
         if (ccount > 1)
             wrbuf_printf(c->wrbuf, "<count>%d</count>\n", ccount);
-        wrbuf_printf(c->wrbuf, "<recid>%s</recid>\n", rec->recid);
+        wrbuf_puts(c->wrbuf, "<recid>");
+        wrbuf_xmlputs(c->wrbuf, rec->recid);
+        wrbuf_puts(c->wrbuf, "</recid>\n");
         wrbuf_puts(c->wrbuf, "</hit>\n");
     }
 
@@ -812,12 +840,18 @@ static void cmd_stat(struct http_channel *c)
     struct statistics stat;
     int clients;
 
+    float progress = 0;
+
     if (!s)
         return;
 
     clients = session_active_clients(s->psession);
     statistics(s->psession, &stat);
 
+    if (stat.num_clients > 0) {
+       progress = (stat.num_clients  - clients) / (float)stat.num_clients;
+    }
+
     wrbuf_rewind(c->wrbuf);
     wrbuf_puts(c->wrbuf, "<stat>");
     wrbuf_printf(c->wrbuf, "<activeclients>%d</activeclients>\n", clients);
@@ -826,12 +860,11 @@ static void cmd_stat(struct http_channel *c)
     wrbuf_printf(c->wrbuf, "<clients>%d</clients>\n", stat.num_clients);
     wrbuf_printf(c->wrbuf, "<unconnected>%d</unconnected>\n", stat.num_no_connection);
     wrbuf_printf(c->wrbuf, "<connecting>%d</connecting>\n", stat.num_connecting);
-    wrbuf_printf(c->wrbuf, "<initializing>%d</initializing>\n", stat.num_initializing);
-    wrbuf_printf(c->wrbuf, "<searching>%d</searching>\n", stat.num_searching);
-    wrbuf_printf(c->wrbuf, "<presenting>%d</presenting>\n", stat.num_presenting);
+    wrbuf_printf(c->wrbuf, "<working>%d</working>\n", stat.num_working);
     wrbuf_printf(c->wrbuf, "<idle>%d</idle>\n", stat.num_idle);
     wrbuf_printf(c->wrbuf, "<failed>%d</failed>\n", stat.num_failed);
     wrbuf_printf(c->wrbuf, "<error>%d</error>\n", stat.num_error);
+    wrbuf_printf(c->wrbuf, "<progress>%.2f</progress>\n", progress);
     wrbuf_puts(c->wrbuf, "</stat>");
     rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
     http_send_response(c);
@@ -845,7 +878,11 @@ static void cmd_info(struct http_channel *c)
     wrbuf_rewind(c->wrbuf);
     wrbuf_puts(c->wrbuf, "<info>\n");
     wrbuf_puts(c->wrbuf, " <version>\n");
-    wrbuf_puts(c->wrbuf, "<pazpar2>");
+    wrbuf_puts(c->wrbuf, "<pazpar2");
+#ifdef PAZPAR2_VERSION_SHA1
+    wrbuf_printf(c->wrbuf, " sha1=\"%s\"", PAZPAR2_VERSION_SHA1);
+#endif
+    wrbuf_puts(c->wrbuf, ">");
     wrbuf_xmlputs(c->wrbuf, VERSION);
     wrbuf_puts(c->wrbuf, "</pazpar2>");
 
@@ -913,7 +950,9 @@ void http_command(struct http_channel *c)
 /*
  * Local variables:
  * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
  * indent-tabs-mode: nil
  * End:
  * vim: shiftwidth=4 tabstop=8 expandtab
  */
+