]> git.sesse.net Git - mlt/blob - src/modules/valerie/consumer_valerie.c
Big modification - switch to macros for parent class access
[mlt] / src / modules / valerie / consumer_valerie.c
1 /*
2  * consumer_westley.c -- a libxml2 serialiser of mlt service networks
3  * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
4  * Author: Dan Dennedy <dan@dennedy.org>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software Foundation,
18  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19  */
20
21 #include "consumer_valerie.h"
22 #include <valerie/valerie.h>
23 #include <valerie/valerie_remote.h>
24 #include <framework/mlt.h>
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include <pthread.h>
29 #include <unistd.h>
30
31 static int consumer_is_stopped( mlt_consumer this );
32 static int consumer_start( mlt_consumer this );
33
34 /** This is what will be called by the factory
35 */
36
37 mlt_consumer consumer_valerie_init( char *arg )
38 {
39         // Create the consumer object
40         mlt_consumer this = calloc( sizeof( struct mlt_consumer_s ), 1 );
41
42         // If no malloc'd and consumer init ok
43         if ( this != NULL && mlt_consumer_init( this, NULL ) == 0 )
44         {
45                 if ( arg != NULL && strchr( arg, ':' ) )
46                 {
47                         char *temp = NULL;
48                         int port = atoi( strchr( arg, ':' ) + 1 );
49                         mlt_properties_set( MLT_CONSUMER_PROPERTIES( this ), "server", arg );
50                         temp = mlt_properties_get( MLT_CONSUMER_PROPERTIES( this ), "server" );
51                         *( strchr( temp, ':' ) ) = '\0';
52                         mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( this ), "port", port );
53                 }
54                 else
55                 {
56                         mlt_properties_set( MLT_CONSUMER_PROPERTIES( this ), "server", arg == NULL ? "localhost" : arg );
57                         mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( this ), "port", 5250 );
58                 }
59
60                 mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( this ), "unit", 0 );
61                 mlt_properties_set( MLT_CONSUMER_PROPERTIES( this ), "command", "append" );
62
63                 // Allow thread to be started/stopped
64                 this->start = consumer_start;
65                 this->is_stopped = consumer_is_stopped;
66
67                 // Return the consumer produced
68                 return this;
69         }
70
71         // malloc or consumer init failed
72         free( this );
73
74         // Indicate failure
75         return NULL;
76 }
77
78 static int consumer_start( mlt_consumer this )
79 {
80         // Get the producer service
81         mlt_service service = mlt_service_producer( MLT_CONSUMER_SERVICE( this ) );
82
83         // Get the properties object
84         mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
85
86         // Get all the properties now
87         char *server = mlt_properties_get( properties, "server" );
88         int port = mlt_properties_get_int( properties, "port" );
89         char *cmd = mlt_properties_get( properties, "command" );
90         int unit = mlt_properties_get_int( properties, "unit" );
91         char *title = mlt_properties_get( properties, "title" );
92         char command[ 2048 ];
93
94         // If this is a reuse, then a valerie object will exist
95         valerie connection = mlt_properties_get_data( properties, "connection", NULL );
96
97         // Special case - we can get a doc too...
98         char *doc = mlt_properties_get( properties, "westley" );
99
100         // Set the title if provided
101         if ( service != NULL )
102         {
103                 if ( title != NULL )
104                         mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "title", title );
105                 else if ( mlt_properties_get( MLT_SERVICE_PROPERTIES( service ), "title" ) == NULL )
106                         mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "title", "Anonymous Submission" );
107                 title = mlt_properties_get( MLT_SERVICE_PROPERTIES( service ), "title" );
108         }
109
110         strcpy( command, cmd == NULL ? "" : cmd );
111         if ( strstr( command, "title=" ) == NULL && title != NULL )
112         {
113                 strcat( command, " title=\"" );
114                 strcat( command, title );
115                 strcat( command, "\"" );
116         }
117
118         if ( service != NULL || doc != NULL )
119         {
120                 // Initiate the connection if required
121                 if ( connection == NULL )
122                 {
123                         valerie_parser parser = valerie_parser_init_remote( server, port );
124                         connection = valerie_init( parser );
125                         if ( valerie_connect( connection ) == valerie_ok )
126                         {
127                                 mlt_properties_set_data( properties, "connection", connection, 0, ( mlt_destructor )valerie_close, NULL );
128                                 mlt_properties_set_data( properties, "parser", parser, 0, ( mlt_destructor )valerie_parser_close, NULL );
129                         }
130                         else
131                         {
132                                 fprintf( stderr, "Unable to connect to the server at %s:%d\n", server, port );
133                                 mlt_properties_set_int( properties, "_error", 1 );
134                                 valerie_close( connection );
135                                 valerie_parser_close( parser );
136                                 connection = NULL;
137                         }
138                 }
139
140                 // If we have connection, push the service over
141                 if ( connection != NULL )
142                 {
143                         if ( doc == NULL )
144                         {
145                                 int error;
146
147                                 // Push the service
148                                 error = valerie_unit_push( connection, unit, command, service );
149
150                                 // Report error
151                                 if ( error != valerie_ok )
152                                         fprintf( stderr, "Push failed on %s:%d %s u%d (%d)\n", server, port, command, unit, error );
153                         }
154                         else
155                         {
156                                 // Push the service
157                                 int error = valerie_unit_receive( connection, unit, command, doc );
158
159                                 // Report error
160                                 if ( error != valerie_ok )
161                                         fprintf( stderr, "Send failed on %s:%d %s u%d (%d)\n", server, port, command, unit, error );
162                         }
163                 }
164         }
165         
166         mlt_consumer_stop( this );
167         mlt_consumer_stopped( this );
168
169         return 0;
170 }
171
172 static int consumer_is_stopped( mlt_consumer this )
173 {
174         return 1;
175 }