1 /*****************************************************************************
2 * item.c : Playlist item functions
3 *****************************************************************************
4 * Copyright (C) 1999-2004 VideoLAN
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
23 #include <stdlib.h> /* free(), strtol() */
24 #include <stdio.h> /* sprintf() */
25 #include <string.h> /* strerror() */
28 #include <vlc/input.h>
30 #include "vlc_playlist.h"
33 * Create a new item, without adding it to the playlist
35 * \param psz_uri the mrl of the item
36 * \param psz_name a text giving a name or description of the item
37 * \return the new item or NULL on failure
39 playlist_item_t * __playlist_ItemNew( vlc_object_t *p_obj,
41 const char *psz_name )
43 playlist_item_t * p_item;
45 p_item = malloc( sizeof( playlist_item_t ) );
46 if( p_item == NULL ) return NULL;
47 if( psz_uri == NULL) return NULL;
49 memset( p_item, 0, sizeof( playlist_item_t ) );
51 p_item->input.psz_uri = strdup( psz_uri );
53 if( psz_name != NULL ) p_item->input.psz_name = strdup( psz_name );
54 else p_item->input.psz_name = strdup ( psz_uri );
56 p_item->b_enabled = VLC_TRUE;
57 p_item->i_group = PLAYLIST_TYPE_MANUAL;
59 p_item->input.i_duration = -1;
60 p_item->input.ppsz_options = NULL;
61 p_item->input.i_options = 0;
63 vlc_mutex_init( p_obj, &p_item->input.lock );
65 playlist_ItemCreateCategory( p_item, _("General") );
70 * Deletes a playlist item
72 * \param p_item the item to delete
75 void playlist_ItemDelete( playlist_item_t *p_item )
81 vlc_mutex_lock( &p_item->input.lock );
83 if( p_item->input.psz_name ) free( p_item->input.psz_name );
84 if( p_item->input.psz_uri ) free( p_item->input.psz_uri );
87 /* Free the info categories. Welcome to the segfault factory */
88 if( p_item->i_categories > 0 )
90 for( i = 0; i < p_item->i_categories; i++ )
92 for( j= 0 ; j < p_item->pp_categories[i]->i_infos; j++)
94 if( p_item->pp_categories[i]->pp_infos[j]->psz_name)
96 free( p_item->pp_categories[i]->
97 pp_infos[j]->psz_name);
99 if( p_item->pp_categories[i]->pp_infos[j]->psz_value)
101 free( p_item->pp_categories[i]->
102 pp_infos[j]->psz_value);
104 free( p_item->pp_categories[i]->pp_infos[j] );
106 if( p_item->pp_categories[i]->i_infos )
107 free( p_item->pp_categories[i]->pp_infos );
108 if( p_item->pp_categories[i]->psz_name)
110 free( p_item->pp_categories[i]->psz_name );
112 free( p_item->pp_categories[i] );
114 free( p_item->pp_categories );
118 vlc_mutex_unlock( &p_item->input.lock );
119 vlc_mutex_destroy( &p_item->input.lock );
125 * Add a playlist item into a playlist
127 * \param p_playlist the playlist to insert into
128 * \param p_item the playlist item to insert
129 * \param i_mode the mode used when adding
130 * \param i_pos the possition in the playlist where to add. If this is
131 * PLAYLIST_END the item will be added at the end of the playlist
132 * regardless of it's size
133 * \return The id of the playlist item
135 int playlist_AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
136 int i_mode, int i_pos)
140 vlc_mutex_lock( &p_playlist->object_lock );
143 * CHECK_INSERT : checks if the item is already enqued before
146 if ( i_mode & PLAYLIST_CHECK_INSERT )
150 if ( p_playlist->pp_items )
152 for ( j = 0; j < p_playlist->i_size; j++ )
154 if ( !strcmp( p_playlist->pp_items[j]->input.psz_uri,
155 p_item->input.psz_uri ) )
157 if ( p_item->input.psz_name )
159 free( p_item->input.psz_name );
161 if ( p_item->input.psz_uri )
163 free ( p_item->input.psz_uri );
166 vlc_mutex_unlock( &p_playlist->object_lock );
171 i_mode &= ~PLAYLIST_CHECK_INSERT;
172 i_mode |= PLAYLIST_APPEND;
175 msg_Dbg( p_playlist, "adding playlist item `%s' ( %s )",
176 p_item->input.psz_name, p_item->input.psz_uri );
178 p_item->i_id = ++p_playlist->i_last_id;
180 /* Do a few boundary checks and allocate space for the item */
181 if( i_pos == PLAYLIST_END )
183 if( i_mode & PLAYLIST_INSERT )
185 i_mode &= ~PLAYLIST_INSERT;
186 i_mode |= PLAYLIST_APPEND;
189 i_pos = p_playlist->i_size - 1;
192 if( !(i_mode & PLAYLIST_REPLACE)
193 || i_pos < 0 || i_pos >= p_playlist->i_size )
195 /* Additional boundary checks */
196 if( i_mode & PLAYLIST_APPEND )
205 else if( i_pos > p_playlist->i_size )
207 i_pos = p_playlist->i_size;
210 INSERT_ELEM( p_playlist->pp_items, p_playlist->i_size, i_pos, p_item );
211 p_playlist->i_enabled ++;
213 if( p_playlist->i_index >= i_pos )
215 p_playlist->i_index++;
220 /* i_mode == PLAYLIST_REPLACE and 0 <= i_pos < p_playlist->i_size */
221 if( p_playlist->pp_items[i_pos]->input.psz_name )
223 free( p_playlist->pp_items[i_pos]->input.psz_name );
225 if( p_playlist->pp_items[i_pos]->input.psz_uri )
227 free( p_playlist->pp_items[i_pos]->input.psz_uri );
229 /* XXX: what if the item is still in use? */
230 free( p_playlist->pp_items[i_pos] );
231 p_playlist->pp_items[i_pos] = p_item;
234 if( i_mode & PLAYLIST_GO )
236 p_playlist->i_index = i_pos;
237 if( p_playlist->p_input )
239 input_StopThread( p_playlist->p_input );
241 p_playlist->i_status = PLAYLIST_RUNNING;
244 vlc_mutex_unlock( &p_playlist->object_lock );
246 val.b_bool = VLC_TRUE;
247 var_Set( p_playlist, "intf-change", val );
253 * Add a option to one item ( no need for p_playlist )
255 * \param p_item the item on which we want the info
256 * \param psz_format the option
257 * \return 0 on success
259 int playlist_ItemAddOption( playlist_item_t *p_item, const char *psz_option )
261 if( !psz_option ) return VLC_EGENERIC;
263 vlc_mutex_lock( &p_item->input.lock );
264 INSERT_ELEM( p_item->input.ppsz_options, p_item->input.i_options,
265 p_item->input.i_options, strdup( psz_option ) );
266 vlc_mutex_unlock( &p_item->input.lock );