+ regmatch_t matches[3];
+ // Door (hard coded)
+ if( strcmp(gsItemPattern, "door") == 0 )
+ {
+ // Connect, Authenticate, dispense and close
+ sock = OpenConnection(gsDispenseServer, giDispensePort);
+ if( sock < 0 ) return RV_SOCKET_ERROR;
+ ret = Authenticate(sock);
+ if(ret) return ret;
+ ret = DispenseItem(sock, "door", 0);
+ close(sock);
+ return ret;
+ }
+ // Item id (<type>:<num>)
+ else if( RunRegex(&gUserItemIdentRegex, gsItemPattern, 3, matches, NULL) == 0 )
+ {
+ char *ident;
+ int id;
+
+ // Get and finish ident
+ ident = gsItemPattern + matches[1].rm_so;
+ gsItemPattern[matches[1].rm_eo] = '\0';
+ // Get ID
+ id = atoi( gsItemPattern + matches[2].rm_so );
+
+ // Connect, Authenticate, dispense and close
+ sock = OpenConnection(gsDispenseServer, giDispensePort);
+ if( sock < 0 ) return RV_SOCKET_ERROR;
+
+ Dispense_ItemInfo(sock, ident, id);
+
+ ret = Authenticate(sock);
+ if(ret) return ret;
+ ret = DispenseItem(sock, ident, id);
+ close(sock);
+ return ret;
+ }
+ // Item number (6 = coke)
+ else if( strcmp(gsItemPattern, "0") == 0 || atoi(gsItemPattern) > 0 )
+ {
+ i = atoi(gsItemPattern);
+ }
+ // Item prefix
+ else
+ {
+ int j;
+ int best = -1;
+ for( i = 0; i < giNumItems; i ++ )
+ {
+ // Prefix match (with case-insensitive match)
+ for( j = 0; gsItemPattern[j]; j ++ )
+ {
+ if( gaItems[i].Desc[j] == gsItemPattern[j] )
+ continue;
+ if( tolower(gaItems[i].Desc[j]) == tolower(gsItemPattern[j]) )
+ continue;
+ break;
+ }
+ // Check if the prefix matched
+ if( gsItemPattern[j] != '\0' )
+ continue;
+
+ // Prefect match
+ if( gaItems[i].Desc[j] == '\0' ) {
+ best = i;
+ break;
+ }
+
+ // Only one match allowed
+ if( best == -1 ) {
+ best = i;
+ }
+ else {
+ // TODO: Allow ambiguous matches?
+ // or just print a wanrning
+ printf("Warning - Ambiguous pattern, stopping\n");
+ return RV_BAD_ITEM;
+ }
+ }
+
+ // Was a match found?
+ if( best == -1 )
+ {
+ fprintf(stderr, "No item matches the passed string\n");
+ return RV_BAD_ITEM;
+ }
+
+ i = best;
+ }
+ }
+ else if( giUIMode != UI_MODE_BASIC )
+ {
+ i = ShowNCursesUI();
+ }
+ else
+ {
+ // Very basic dispense interface
+ for( i = 0; i < giNumItems; i ++ ) {
+ // Add a separator
+ if( i && strcmp(gaItems[i].Type, gaItems[i-1].Type) != 0 )
+ printf(" ---\n");
+
+ printf("%2i %s:%i\t%3i %s\n", i, gaItems[i].Type, gaItems[i].ID,
+ gaItems[i].Price, gaItems[i].Desc);
+ }
+ printf(" q Quit\n");
+ for(;;)
+ {
+ char *buf;
+
+ i = -1;
+
+ fgets(buffer, BUFSIZ, stdin);
+
+ buf = trim(buffer);
+
+ if( buf[0] == 'q' ) break;
+
+ i = atoi(buf);
+
+ if( i != 0 || buf[0] == '0' )
+ {
+ if( i < 0 || i >= giNumItems ) {
+ printf("Bad item %i (should be between 0 and %i)\n", i, giNumItems);
+ continue;
+ }
+ break;
+ }
+ }
+ }
+
+
+ // Check for a valid item ID
+ if( i >= 0 )
+ {
+ int j;
+ // Connect, Authenticate, dispense and close
+ sock = OpenConnection(gsDispenseServer, giDispensePort);
+ if( sock < 0 ) return RV_SOCKET_ERROR;
+
+ ret = Dispense_ItemInfo(sock, gaItems[i].Type, gaItems[i].ID);
+ if(ret) return ret;
+
+ ret = Authenticate(sock);
+ if(ret) return ret;
+
+ for( j = 0; j < giDispenseCount; j ++ ) {
+ ret = DispenseItem(sock, gaItems[i].Type, gaItems[i].ID);
+ if( ret ) break;
+ }
+ if( j > 1 ) {
+ printf("%i items dispensed\n", j);
+ }
+ Dispense_ShowUser(sock, gsUserName);
+ close(sock);
+