static int Demux( demux_t *p_demux )
{
int i_ret = -1;
xml_t *p_xml;
xml_reader_t *p_xml_reader = NULL;
char *psz_elname = NULL;
input_item_t *p_input;
char *psz_mrl = NULL, *psz_title = NULL, *psz_genre = NULL;
char *psz_now = NULL, *psz_listeners = NULL, *psz_bitrate = NULL;
input_item_node_t *p_subitems = NULL;
input_item_t *p_current_input = GetCurrentItem(p_demux);
p_xml = xml_Create( p_demux );
if( !p_xml )
goto end;
psz_elname = stream_ReadLine( p_demux->s );
free( psz_elname );
psz_elname = NULL;
p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
if( !p_xml_reader )
goto end;
/* xml */
/* check root node */
if( xml_ReaderRead( p_xml_reader ) != 1 )
{
msg_Err( p_demux, "invalid file (no root node)" );
goto end;
}
if( xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM ||
( psz_elname = xml_ReaderName( p_xml_reader ) ) == NULL ||
strcmp( psz_elname, "WinampXML" ) )
{
msg_Err( p_demux, "invalid root node %i, %s",
xml_ReaderNodeType( p_xml_reader ), psz_elname );
goto end;
}
FREENULL( psz_elname );
/* root node should not have any attributes, and should only
* contain the "playlist node */
/* Skip until 1st child node */
while( (i_ret = xml_ReaderRead( p_xml_reader )) == 1 &&
xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM );
if( i_ret != 1 )
{
msg_Err( p_demux, "invalid file (no child node)" );
goto end;
}
if( ( psz_elname = xml_ReaderName( p_xml_reader ) ) == NULL ||
strcmp( psz_elname, "playlist" ) )
{
msg_Err( p_demux, "invalid child node %s", psz_elname );
goto end;
}
FREENULL( psz_elname );
// Read the attributes
while( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
{
char *psz_name = xml_ReaderName( p_xml_reader );
char *psz_value = xml_ReaderValue( p_xml_reader );
if( !psz_name || !psz_value )
{
free( psz_name );
free( psz_value );
goto end;
}
if( !strcmp( psz_name, "num_entries" ) )
{
msg_Dbg( p_demux, "playlist has %d entries", atoi(psz_value) );
}
else if( !strcmp( psz_name, "label" ) )
{
input_item_SetName( p_current_input, psz_value );
}
else
{
msg_Warn( p_demux, "stray attribute %s with value %s in element"
" 'playlist'", psz_name, psz_value );
}
free( psz_name );
free( psz_value );
}
p_subitems = input_item_node_Create( p_current_input );
while( (i_ret = xml_ReaderRead( p_xml_reader )) == 1 )
{
// Get the node type
switch( xml_ReaderNodeType( p_xml_reader ) )
{
// Error
case -1:
goto end;
case XML_READER_STARTELEM:
{
// Read the element name
free( psz_elname );
psz_elname = xml_ReaderName( p_xml_reader );
if( !psz_elname )
goto end;
// Read the attributes
while( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
{
char *psz_name = xml_ReaderName( p_xml_reader );
char *psz_value = xml_ReaderValue( p_xml_reader );
if( !psz_name || !psz_value )
{
free( psz_name );
free( psz_value );
goto end;
}
if( !strcmp( psz_elname, "entry" ) &&
!strcmp( psz_name, "Playstring" ) )
{
psz_mrl = psz_value;
}
else
{
msg_Warn( p_demux, "unexpected attribute %s in element %s",
psz_name, psz_elname );
free( psz_value );
}
free( psz_name );
}
break;
}
case XML_READER_TEXT:
{
char *psz_text = xml_ReaderValue( p_xml_reader );
if( IsWhitespace( psz_text ) )
{
free( psz_text );
break;
}
if( !strcmp( psz_elname, "Name" ) )
{
psz_title = psz_text;
}
else if( !strcmp( psz_elname, "Genre" ) )
{
psz_genre = psz_text;
}
else if( !strcmp( psz_elname, "Nowplaying" ) )
{
psz_now = psz_text;
}
else if( !strcmp( psz_elname, "Listeners" ) )
{
psz_listeners = psz_text;
}
else if( !strcmp( psz_elname, "Bitrate" ) )
{
psz_bitrate = psz_text;
}
else if( !strcmp( psz_elname, "" ) )
{
free( psz_text );
}
else
{
msg_Warn( p_demux, "unexpected text in element '%s'",
psz_elname );
free( psz_text );
}
break;
}
// End element
case XML_READER_ENDELEM:
{
// Read the element name
free( psz_elname );
psz_elname = xml_ReaderName( p_xml_reader );
if( !psz_elname )
goto end;
if( !strcmp( psz_elname, "entry" ) )
{
p_input = input_item_New( p_demux, psz_mrl, psz_title );
if( psz_now )
input_item_SetNowPlaying( p_input, psz_now );
if( psz_genre )
input_item_SetGenre( p_input, psz_genre );
if( psz_listeners )
msg_Err( p_demux, "Unsupported meta listeners" );
if( psz_bitrate )
msg_Err( p_demux, "Unsupported meta bitrate" );
input_item_node_AppendItem( p_subitems, p_input );
vlc_gc_decref( p_input );
FREENULL( psz_title );
FREENULL( psz_mrl );
FREENULL( psz_genre );
FREENULL( psz_bitrate );
FREENULL( psz_listeners );
FREENULL( psz_now );
}
free( psz_elname );
psz_elname = strdup( "" );
break;
}
}
}
if( i_ret != 0 )
{
msg_Warn( p_demux, "error while parsing data" );
i_ret = 0; /* Needed for correct operation of go back */
}
end:
free( psz_elname );
if( p_subitems )
input_item_node_PostAndDelete( p_subitems );
vlc_gc_decref( p_current_input );
if( p_xml_reader )
xml_ReaderDelete( p_xml, p_xml_reader );
if( p_xml )
xml_Delete( p_xml );
return i_ret;
}
/**
* \brief demuxer function for XSPF parsing
*/
int Demux( demux_t *p_demux )
{
int i_ret = 1;
xml_t *p_xml = NULL;
xml_reader_t *p_xml_reader = NULL;
char *psz_name = NULL;
INIT_PLAYLIST_STUFF;
p_demux->p_sys->pp_tracklist = NULL;
p_demux->p_sys->i_tracklist_entries = 0;
p_demux->p_sys->i_track_id = -1;
p_demux->p_sys->psz_base = NULL;
/* create new xml parser from stream */
p_xml = xml_Create( p_demux );
if( !p_xml )
i_ret = -1;
else
{
p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
if( !p_xml_reader )
i_ret = -1;
}
/* locating the root node */
if( i_ret == 1 )
{
do
{
if( xml_ReaderRead( p_xml_reader ) != 1 )
{
msg_Err( p_demux, "can't read xml stream" );
i_ret = -1;
}
} while( i_ret == VLC_SUCCESS &&
xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM );
}
/* checking root node name */
if( i_ret == 1 )
{
psz_name = xml_ReaderName( p_xml_reader );
if( !psz_name || strcmp( psz_name, "playlist" ) )
{
msg_Err( p_demux, "invalid root node name: %s", psz_name );
i_ret = -1;
}
FREE_NAME();
}
if( i_ret == 1 )
i_ret = parse_playlist_node( p_demux, p_current_input,
p_xml_reader, "playlist" ) ? 0 : -1;
int i;
for( i = 0 ; i < p_demux->p_sys->i_tracklist_entries ; i++ )
{
input_item_t *p_new_input = p_demux->p_sys->pp_tracklist[i];
if( p_new_input )
{
input_item_AddSubItem( p_current_input, p_new_input );
}
}
HANDLE_PLAY_AND_RELEASE;
if( p_xml_reader )
xml_ReaderDelete( p_xml, p_xml_reader );
if( p_xml )
xml_Delete( p_xml );
return i_ret; /* Needed for correct operation of go back */
}
/**
* \brief demuxer function for XSPF parsing
*/
int Demux( demux_t *p_demux )
{
int i_ret = -1;
xml_t *p_xml = NULL;
xml_reader_t *p_xml_reader = NULL;
char *psz_name = NULL;
input_item_t *p_current_input = GetCurrentItem(p_demux);
p_demux->p_sys->pp_tracklist = NULL;
p_demux->p_sys->i_tracklist_entries = 0;
p_demux->p_sys->i_track_id = -1;
p_demux->p_sys->psz_base = NULL;
/* create new xml parser from stream */
p_xml = xml_Create( p_demux );
if( !p_xml )
goto end;
p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
if( !p_xml_reader )
goto end;
/* locating the root node */
do
{
if( xml_ReaderRead( p_xml_reader ) != 1 )
{
msg_Err( p_demux, "can't read xml stream" );
goto end;
}
} while( xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM );
/* checking root node name */
psz_name = xml_ReaderName( p_xml_reader );
if( !psz_name || strcmp( psz_name, "playlist" ) )
{
msg_Err( p_demux, "invalid root node name: %s", psz_name );
free( psz_name );
goto end;
}
free( psz_name );
i_ret = parse_playlist_node( p_demux, p_current_input,
p_xml_reader, "playlist" ) ? 0 : -1;
for( int i = 0 ; i < p_demux->p_sys->i_tracklist_entries ; i++ )
{
input_item_t *p_new_input = p_demux->p_sys->pp_tracklist[i];
if( p_new_input )
{
input_item_AddSubItem( p_current_input, p_new_input );
}
}
end:
vlc_gc_decref(p_current_input);
if( p_xml_reader )
xml_ReaderDelete( p_xml, p_xml_reader );
if( p_xml )
xml_Delete( p_xml );
return i_ret; /* Needed for correct operation of go back */
}
/****************************************************************************
* Parse the rss feed
***************************************************************************/
static bool ParseFeed( filter_t *p_filter, xml_reader_t *p_xml_reader,
rss_feed_t *p_feed )
{
VLC_UNUSED(p_filter);
char *psz_eltname = NULL;
bool b_is_item = false;
bool b_is_image = false;
int i_item = 0;
while( xml_ReaderRead( p_xml_reader ) == 1 )
{
switch( xml_ReaderNodeType( p_xml_reader ) )
{
// Error
case -1:
goto end;
case XML_READER_STARTELEM:
free( psz_eltname );
psz_eltname = xml_ReaderName( p_xml_reader );
if( !psz_eltname )
goto end;
#ifdef RSS_DEBUG
msg_Dbg( p_filter, "element name: %s", psz_eltname );
#endif
/* rss or atom */
if( !strcmp( psz_eltname, "item" ) || !strcmp( psz_eltname, "entry" ) )
{
b_is_item = true;
p_feed->i_items++;
p_feed->p_items = xrealloc( p_feed->p_items,
p_feed->i_items * sizeof( rss_item_t ) );
p_feed->p_items[p_feed->i_items-1].psz_title = NULL;
p_feed->p_items[p_feed->i_items-1].psz_description = NULL;
p_feed->p_items[p_feed->i_items-1].psz_link = NULL;
}
/* rss */
else if( !strcmp( psz_eltname, "image" ) )
{
b_is_image = true;
}
/* atom */
else if( !strcmp( psz_eltname, "link" ) )
{
char *psz_href = NULL;
char *psz_rel = NULL;
while( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
{
char *psz_name = xml_ReaderName( p_xml_reader );
char *psz_value = xml_ReaderValue( p_xml_reader );
if( !strcmp( psz_name, "rel" ) )
{
free( psz_rel );
psz_rel = psz_value;
}
else if( !strcmp( psz_name, "href" ) )
{
free( psz_href );
psz_href = psz_value;
}
else
{
free( psz_value );
}
free( psz_name );
}
/* "rel" and "href" must be defined */
if( psz_rel && psz_href )
{
if( !strcmp( psz_rel, "alternate" ) && !b_is_item &&
!b_is_image && !p_feed->psz_link )
{
p_feed->psz_link = psz_href;
}
/* this isn't in the rfc but i found some ... */
else if( ( !strcmp( psz_rel, "logo" ) ||
!strcmp( psz_rel, "icon" ) )
&& !b_is_item && !b_is_image
&& !p_feed->psz_image )
{
p_feed->psz_image = psz_href;
}
else
{
free( psz_href );
}
}
else
{
free( psz_href );
}
free( psz_rel );
}
break;
case XML_READER_ENDELEM:
free( psz_eltname );
psz_eltname = xml_ReaderName( p_xml_reader );
if( !psz_eltname )
goto end;
#ifdef RSS_DEBUG
msg_Dbg( p_filter, "element end : %s", psz_eltname );
#endif
/* rss or atom */
if( !strcmp( psz_eltname, "item" ) || !strcmp( psz_eltname, "entry" ) )
{
b_is_item = false;
i_item++;
}
/* rss */
else if( !strcmp( psz_eltname, "image" ) )
{
b_is_image = false;
}
FREENULL( psz_eltname );
break;
case XML_READER_TEXT:
{
if( !psz_eltname )
break;
char *psz_eltvalue = xml_ReaderValue( p_xml_reader );
if( !psz_eltvalue )
goto end;
char *psz_clean = removeWhiteChars( psz_eltvalue );
free( psz_eltvalue );
psz_eltvalue = psz_clean;
#ifdef RSS_DEBUG
msg_Dbg( p_filter, " text : <%s>", psz_eltvalue );
#endif
/* Is it an item ? */
if( b_is_item )
{
rss_item_t *p_item = p_feed->p_items+i_item;
/* rss/atom */
if( !strcmp( psz_eltname, "title" ) && !p_item->psz_title )
{
p_item->psz_title = psz_eltvalue;
}
else if( !strcmp( psz_eltname, "link" ) /* rss */
&& !p_item->psz_link )
{
p_item->psz_link = psz_eltvalue;
}
/* rss/atom */
else if( ( !strcmp( psz_eltname, "description" ) ||
!strcmp( psz_eltname, "summary" ) )
&& !p_item->psz_description )
{
p_item->psz_description = psz_eltvalue;
}
else
{
free( psz_eltvalue );
}
}
/* Is it an image ? */
else if( b_is_image )
{
if( !strcmp( psz_eltname, "url" ) && !p_feed->psz_image )
p_feed->psz_image = psz_eltvalue;
else
free( psz_eltvalue );
}
else
{
/* rss/atom */
if( !strcmp( psz_eltname, "title" ) && !p_feed->psz_title )
{
p_feed->psz_title = psz_eltvalue;
}
/* rss */
else if( !strcmp( psz_eltname, "link" ) && !p_feed->psz_link )
{
p_feed->psz_link = psz_eltvalue;
}
/* rss ad atom */
else if( ( !strcmp( psz_eltname, "description" ) ||
!strcmp( psz_eltname, "subtitle" ) )
&& !p_feed->psz_description )
{
p_feed->psz_description = psz_eltvalue;
}
/* rss */
else if( ( !strcmp( psz_eltname, "logo" ) ||
!strcmp( psz_eltname, "icon" ) )
&& !p_feed->psz_image )
{
p_feed->psz_image = psz_eltvalue;
}
else
{
free( psz_eltvalue );
}
}
break;
}
}
}
free( psz_eltname );
return true;
end:
free( psz_eltname );
return false;
}
static void ParseUSFHeaderTags( decoder_t *p_dec, xml_reader_t *p_xml_reader )
{
decoder_sys_t *p_sys = p_dec->p_sys;
char *psz_node;
ssa_style_t *p_ssa_style = NULL;
int i_style_level = 0;
int i_metadata_level = 0;
while ( xml_ReaderRead( p_xml_reader ) == 1 )
{
switch ( xml_ReaderNodeType( p_xml_reader ) )
{
case XML_READER_TEXT:
case XML_READER_NONE:
break;
case XML_READER_ENDELEM:
psz_node = xml_ReaderName( p_xml_reader );
if( !psz_node )
break;
switch (i_style_level)
{
case 0:
if( !strcasecmp( "metadata", psz_node ) && (i_metadata_level == 1) )
{
i_metadata_level--;
}
break;
case 1:
if( !strcasecmp( "styles", psz_node ) )
{
i_style_level--;
}
break;
case 2:
if( !strcasecmp( "style", psz_node ) )
{
TAB_APPEND( p_sys->i_ssa_styles, p_sys->pp_ssa_styles, p_ssa_style );
p_ssa_style = NULL;
i_style_level--;
}
break;
}
free( psz_node );
break;
case XML_READER_STARTELEM:
psz_node = xml_ReaderName( p_xml_reader );
if( !psz_node )
break;
if( !strcasecmp( "metadata", psz_node ) && (i_style_level == 0) )
{
i_metadata_level++;
}
else if( !strcasecmp( "resolution", psz_node ) &&
( i_metadata_level == 1) )
{
while ( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
{
char *psz_name = xml_ReaderName ( p_xml_reader );
char *psz_value = xml_ReaderValue ( p_xml_reader );
if( psz_name && psz_value )
{
if( !strcasecmp( "x", psz_name ) )
p_sys->i_original_width = atoi( psz_value );
else if( !strcasecmp( "y", psz_name ) )
p_sys->i_original_height = atoi( psz_value );
}
free( psz_name );
free( psz_value );
}
}
else if( !strcasecmp( "styles", psz_node ) && (i_style_level == 0) )
{
i_style_level++;
}
else if( !strcasecmp( "style", psz_node ) && (i_style_level == 1) )
{
i_style_level++;
p_ssa_style = calloc( 1, sizeof(ssa_style_t) );
if( !p_ssa_style )
{
free( psz_node );
return;
}
/* All styles are supposed to default to Default, and then
* one or more settings are over-ridden.
* At the moment this only effects styles defined AFTER
* Default in the XML
*/
int i;
for( i = 0; i < p_sys->i_ssa_styles; i++ )
{
if( !strcasecmp( p_sys->pp_ssa_styles[i]->psz_stylename, "Default" ) )
{
ssa_style_t *p_default_style = p_sys->pp_ssa_styles[i];
memcpy( p_ssa_style, p_default_style, sizeof( ssa_style_t ) );
//FIXME: Make font_style a pointer. Actually we double copy some data here,
// we use text_style_Copy to avoid copying psz_fontname, though .
text_style_Copy( &p_ssa_style->font_style, &p_default_style->font_style );
p_ssa_style->psz_stylename = NULL;
}
}
while ( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
{
char *psz_name = xml_ReaderName ( p_xml_reader );
char *psz_value = xml_ReaderValue ( p_xml_reader );
if( psz_name && psz_value )
{
if( !strcasecmp( "name", psz_name ) )
p_ssa_style->psz_stylename = strdup( psz_value );
}
free( psz_name );
free( psz_value );
}
}
else if( !strcasecmp( "fontstyle", psz_node ) && (i_style_level == 2) )
{
while ( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
{
char *psz_name = xml_ReaderName ( p_xml_reader );
char *psz_value = xml_ReaderValue ( p_xml_reader );
if( psz_name && psz_value )
{
if( !strcasecmp( "face", psz_name ) )
{
free( p_ssa_style->font_style.psz_fontname );
p_ssa_style->font_style.psz_fontname = strdup( psz_value );
}
else if( !strcasecmp( "size", psz_name ) )
{
if( ( *psz_value == '+' ) || ( *psz_value == '-' ) )
{
int i_value = atoi( psz_value );
if( ( i_value >= -5 ) && ( i_value <= 5 ) )
p_ssa_style->font_style.i_font_size +=
( i_value * p_ssa_style->font_style.i_font_size ) / 10;
else if( i_value < -5 )
p_ssa_style->font_style.i_font_size = - i_value;
else if( i_value > 5 )
p_ssa_style->font_style.i_font_size = i_value;
}
else
p_ssa_style->font_style.i_font_size = atoi( psz_value );
}
else if( !strcasecmp( "italic", psz_name ) )
{
if( !strcasecmp( "yes", psz_value ))
p_ssa_style->font_style.i_style_flags |= STYLE_ITALIC;
else
p_ssa_style->font_style.i_style_flags &= ~STYLE_ITALIC;
}
else if( !strcasecmp( "weight", psz_name ) )
{
if( !strcasecmp( "bold", psz_value ))
p_ssa_style->font_style.i_style_flags |= STYLE_BOLD;
else
p_ssa_style->font_style.i_style_flags &= ~STYLE_BOLD;
}
else if( !strcasecmp( "underline", psz_name ) )
{
if( !strcasecmp( "yes", psz_value ))
p_ssa_style->font_style.i_style_flags |= STYLE_UNDERLINE;
else
p_ssa_style->font_style.i_style_flags &= ~STYLE_UNDERLINE;
}
else if( !strcasecmp( "color", psz_name ) )
{
if( *psz_value == '#' )
{
unsigned long col = strtol(psz_value+1, NULL, 16);
p_ssa_style->font_style.i_font_color = (col & 0x00ffffff);
p_ssa_style->font_style.i_font_alpha = (col >> 24) & 0xff;
}
}
else if( !strcasecmp( "outline-color", psz_name ) )
{
if( *psz_value == '#' )
{
unsigned long col = strtol(psz_value+1, NULL, 16);
p_ssa_style->font_style.i_outline_color = (col & 0x00ffffff);
p_ssa_style->font_style.i_outline_alpha = (col >> 24) & 0xff;
}
}
else if( !strcasecmp( "outline-level", psz_name ) )
{
p_ssa_style->font_style.i_outline_width = atoi( psz_value );
}
else if( !strcasecmp( "shadow-color", psz_name ) )
{
if( *psz_value == '#' )
{
unsigned long col = strtol(psz_value+1, NULL, 16);
p_ssa_style->font_style.i_shadow_color = (col & 0x00ffffff);
p_ssa_style->font_style.i_shadow_alpha = (col >> 24) & 0xff;
}
}
else if( !strcasecmp( "shadow-level", psz_name ) )
