htsp dvr access: some updates to PR #333, plugs a few holes in access…

… checks

docs/html/config_access.html

@@ -74,6 +74,13 @@
   <dt>Admin
   <dd>
   Enables access to the Configuration tab.
+
+  <dt>Channel Tag Only
+  <dd>
+  If enabled, the user will only be able to access channels with a tag the
+  same name as the username.
+
+  This provides a very rudimentary way of limiting access to certain channels.
 
   <dt>Comment
   <dd>

src/dvr/dvr.h

@@ -425,7 +425,7 @@ typedef struct dvr_cutpoint {
 
 typedef TAILQ_HEAD(,dvr_cutpoint) dvr_cutpoint_list_t;
 
-dvr_cutpoint_list_t *dvr_get_cutpoint_list (uint32_t id);
+dvr_cutpoint_list_t *dvr_get_cutpoint_list (dvr_entry_t *de);
 void dvr_cutpoint_list_destroy (dvr_cutpoint_list_t *list);
 
 #endif /* DVR_H  */

src/dvr/dvr_cutpoints.c

@@ -206,16 +206,14 @@ static struct {
  * Return cutpoint data for a recording (if present).
  */
 dvr_cutpoint_list_t *
-dvr_get_cutpoint_list (uint32_t dvr_entry_id)
+dvr_get_cutpoint_list (dvr_entry_t *de)
 {
   int i;
-  dvr_entry_t *de;
   char *path, *sptr;
   dvr_cutpoint_list_t *cuts;
 
   /* Check this is a valid recording */
-  if ((de = dvr_entry_find_by_id(dvr_entry_id)) == NULL)
-    return NULL;
+  assert(de != NULL);
   if (de->de_filename == NULL)
     return NULL;