Added a nmem-handle to the http_session to simplify MM. Used to allocate session-

permanent data.

diff --git a/src/http_command.c b/src/http_command.c
index ae6e8f8..fccd6e5 100644 (file)
--- a/src/http_command.c
+++ b/src/http_command.c
@@ -1,5 +1,5 @@
 /*
- * $Id: http_command.c,v 1.30 2007-04-08 23:04:20 adam Exp $
+ * $Id: http_command.c,v 1.31 2007-04-10 00:53:24 quinn Exp $
  */
 
 #include <stdio.h>
@@ -32,6 +32,7 @@ struct http_session {
     struct session *psession;
     unsigned int session_id;
     int timestamp;
+    NMEM nmem;
     struct http_session *next;
 };
 
@@ -47,10 +48,13 @@ static void session_timeout(IOCHAN i, int event)
 
 struct http_session *http_session_create()
 {
-    struct http_session *r = xmalloc(sizeof(*r));
-    r->psession = new_session();
+    NMEM nmem = nmem_create();
+    struct http_session *r = nmem_malloc(nmem, sizeof(*r));
+
+    r->psession = new_session(nmem);
     r->session_id = 0;
     r->timestamp = 0;
+    r->nmem = nmem;
     r->next = session_list;
     session_list = r;
     r->timeout_iochan = iochan_create(-1, session_timeout, 0);
@@ -73,7 +77,7 @@ void http_session_destroy(struct http_session *s)
         }
     iochan_destroy(s->timeout_iochan);
     destroy_session(s->psession);
-    xfree(s);
+    nmem_destroy(s->nmem);
 }
 
 static void error(struct http_response *rs, char *code, char *msg, char *txt)

diff --git a/src/pazpar2.c b/src/pazpar2.c
index 1fa0d0c..5e06bac 100644 (file)
--- a/src/pazpar2.c
+++ b/src/pazpar2.c
@@ -1,4 +1,4 @@
-/* $Id: pazpar2.c,v 1.67 2007-04-08 23:04:20 adam Exp $ */
+/* $Id: pazpar2.c,v 1.68 2007-04-10 00:53:24 quinn Exp $ */
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -1207,7 +1207,6 @@ static void select_targets_callback(void *context, struct database *db)
     se->clients = cl;
 }
 
-// This should be extended with parameters to control selection criteria
 // Associates a set of clients with a session;
 int select_targets(struct session *se, struct database_criterion *crit)
 {
@@ -1284,7 +1283,6 @@ char *search(struct session *se, char *query, char *filter)
     criteria = parse_filter(se->nmem, filter);
     strcpy(se->query, query);
     se->requestid++;
-    // Release any existing clients
     select_targets(se, criteria);
     for (cl = se->clients; cl; cl = cl->next)
     {
@@ -1316,10 +1314,10 @@ void destroy_session(struct session *s)
     wrbuf_destroy(s->wrbuf);
 }
 
-struct session *new_session() 
+struct session *new_session(NMEM nmem) 
 {
     int i;
-    struct session *session = xmalloc(sizeof(*session));
+    struct session *session = nmem_malloc(nmem, sizeof(*session));
 
     yaz_log(YLOG_DEBUG, "New pazpar2 session");
     
@@ -1331,6 +1329,7 @@ struct session *new_session()
     session->clients = 0;
     session->expected_maxrecs = 0;
     session->query[0] = '\0';
+    session->session_nmem = nmem;
     session->nmem = nmem_create();
     session->wrbuf = wrbuf_alloc();
     for (i = 0; i <= SESSION_WATCH_MAX; i++)

diff --git a/src/pazpar2.h b/src/pazpar2.h
index f7c8175..a20db30 100644 (file)
--- a/src/pazpar2.h
+++ b/src/pazpar2.h
@@ -149,12 +149,22 @@ struct named_termlist
     struct termlist *termlist;
 };
 
+// Represents a database as viewed from one session, possibly with settings overriden
+// for that session (to support authorization/authentication)
+struct session_database
+{
+    struct database *database;
+    struct setting *settings;
+    struct session_database *next;
+};
+
 // End-user session
 struct session {
     struct client *clients;
     int requestid; 
     char query[1024];
-    NMEM nmem;          // Nmem for each operation (i.e. search)
+    NMEM session_nmem;  // Nmem for session-permanent storage
+    NMEM nmem;          // Nmem for each operation (i.e. search, result set, etc)
     WRBUF wrbuf;        // Wrbuf for scratch(i.e. search)
     int num_termlists;
     struct named_termlist termlists[SESSION_MAX_TERMLISTS];
@@ -215,7 +225,7 @@ struct parameters {
 
 struct hitsbytarget *hitsbytarget(struct session *s, int *count);
 int select_targets(struct session *se, struct database_criterion *crit);
-struct session *new_session();
+struct session *new_session(NMEM nmem);
 void destroy_session(struct session *s);
 int load_targets(struct session *s, const char *fn);
 void statistics(struct session *s, struct statistics *stat);

diff --git a/src/settings.c b/src/settings.c
index dedda87..bde1d3a 100644 (file)
--- a/src/settings.c
+++ b/src/settings.c
@@ -1,4 +1,4 @@
-// $Id: settings.c,v 1.8 2007-04-08 21:51:58 quinn Exp $
+// $Id: settings.c,v 1.9 2007-04-10 00:53:24 quinn Exp $
 // This module implements a generic system of settings (attribute-value) that can 
 // be associated with search targets. The system supports both default values,
 // per-target overrides, and per-user settings.
@@ -32,6 +32,8 @@ static char *hard_settings[] = {
     "pz:xslt",
     "pz:nativesyntax",
     "pz:authentication",
+    "pz:allow",
+    "pz:maxrecs",
     0
 };
 

diff --git a/src/settings.h b/src/settings.h
index 5c13528..86f955f 100644 (file)
--- a/src/settings.h
+++ b/src/settings.h
@@ -9,6 +9,8 @@
 #define PZ_XSLT           5
 #define PZ_NATIVESYNTAX   6
 #define PZ_AUTHENTICATION 7
+#define PZ_ALLOW          8
+#define PZ_MAXRECS        9
 
 struct setting
 {