asx.c

VLC Player Source Code

                    psz_parse += 9;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<PREVIEWDURATION", 16 ) ||
                     !strncasecmp( psz_parse, "<LOGURL", 7 ) ||
                     !strncasecmp( psz_parse, "<Skin", 5 ) )
            {
                /* We skip this element */
                if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
                    psz_parse += 2;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<BASE ", 6 ) )
            {
                psz_parse = SkipBlanks(psz_parse+6, (unsigned)-1);
                if( !strncasecmp( psz_parse, "HREF", 4 ) )
                {
                    if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                    {
                        psz_backup = ++psz_parse;
                        if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                        {
                            StoreString( p_demux, (b_entry ? &psz_base_entry : &psz_base_asx), psz_backup, psz_parse );
                        }
                        else continue;
                    }
                    else continue;
                }
                if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
                    psz_parse += 2;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<TITLE>", 7 ) )
            {
                psz_backup = psz_parse+=7;
                if( ( psz_parse = strcasestr( psz_parse, "</TITLE>" ) ) )
                {
                    StoreString( p_demux, (b_entry ? &psz_title_entry : &psz_title_asx), psz_backup, psz_parse );
                    psz_parse += 8;
                }
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<Author>", 8 ) )
            {
                psz_backup = psz_parse+=8;
                if( ( psz_parse = strcasestr( psz_parse, "</Author>" ) ) )
                {
                    StoreString( p_demux, (b_entry ? &psz_artist_entry : &psz_artist_asx), psz_backup, psz_parse );
                    psz_parse += 9;
                }
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<Copyright", 10 ) )
            {
                psz_backup = psz_parse+=11;
                if( ( psz_parse = strcasestr( psz_parse, "</Copyright>" ) ) )
                {
                    StoreString( p_demux, (b_entry ? &psz_copyright_entry : &psz_copyright_asx), psz_backup, psz_parse );
                    psz_parse += 12;
                }
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<MoreInfo ", 10 ) )
            {
                psz_parse = SkipBlanks(psz_parse+10, (unsigned)-1);
                if( !strncasecmp( psz_parse, "HREF", 4 ) )
                {
                    if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                    {
                        psz_backup = ++psz_parse;
                        if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                        {
                            StoreString( p_demux, (b_entry ? &psz_moreinfo_entry : &psz_moreinfo_asx), psz_backup, psz_parse );
                        }
                        else continue;
                    }
                    else continue;
                }
                if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
                    psz_parse += 2;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<ABSTRACT>", 10 ) )
            {
                psz_backup = psz_parse+=10;
                if( ( psz_parse = strcasestr( psz_parse, "</ABSTRACT>" ) ) )
                {
                    StoreString( p_demux, (b_entry ? &psz_abstract_entry : &psz_abstract_asx), psz_backup, psz_parse );
                    psz_parse += 11;
                }
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<EntryRef ", 10 ) )
            {
                psz_parse = SkipBlanks(psz_parse+10, (unsigned)-1);
                if( !strncasecmp( psz_parse, "HREF", 4 ) )
                {
                    if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                    {
                        psz_backup = ++psz_parse;
                        if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                        {
                            i_strlen = psz_parse-psz_backup;
                            if( i_strlen < 1 ) continue;
                            psz_string = malloc( i_strlen*sizeof( char ) +1);
                            memcpy( psz_string, psz_backup, i_strlen );
                            psz_string[i_strlen] = '\0';
                            input_item_t *p_input;
                            p_input = input_item_New( p_demux, psz_string, psz_title_asx );
                            input_item_CopyOptions( p_current_input, p_input );
                            input_item_AddSubItem( p_current_input, p_input );
                            vlc_gc_decref( p_input );
                            free( psz_string );
                        }
                        else continue;
                    }
                    else continue;
                }
                if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
                    psz_parse += 2;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "</Entry>", 8 ) )
            {
                input_item_t *p_entry = NULL;
                char *psz_name = NULL;

                char * ppsz_options[2];
                int i_options = 0;

                /* add a new entry */
                psz_parse+=8;
                if( !b_entry )
                {
                    msg_Err( p_demux, "end of entry without start?" );
                    continue;
                }

                if( !psz_href )
                {
                    msg_Err( p_demux, "entry without href?" );
                    continue;
                }

                if( p_sys->b_skip_ads && b_skip_entry )
                {
                    msg_Dbg( p_demux, "skipped entry %d %s (%s)",
                    i_entry_count, ( psz_title_entry ? psz_title_entry : p_current_input->psz_name ), psz_href );
                }
                else
                {
                    if( i_starttime || i_duration )
                    {
                        if( i_starttime ) {
                            asprintf(ppsz_options+i_options, ":start-time=%d", i_starttime);
                            ++i_options;
                        }
                        if( i_duration ) {
                            asprintf(ppsz_options+i_options, ":stop-time=%d", i_starttime + i_duration);
                            ++i_options;
                        }
                    }

                    /* create the new entry */
                    asprintf( &psz_name, "%d %s", i_entry_count, ( psz_title_entry ? psz_title_entry : p_current_input->psz_name ) );

                    p_entry = input_item_NewExt( p_demux, psz_href, psz_name, i_options, (const char * const *)ppsz_options, -1 );
                    FREENULL( psz_name );
                    input_item_CopyOptions( p_current_input, p_entry );
                    while( i_options )
                    {
                        psz_name = ppsz_options[--i_options];
                        FREENULL(psz_name);
                    }

                    if( psz_title_entry ) input_item_SetTitle( p_entry, psz_title_entry );
                    if( psz_artist_entry ) input_item_SetArtist( p_entry, psz_artist_entry );
                    if( psz_copyright_entry ) input_item_SetCopyright( p_entry, psz_copyright_entry );
                    if( psz_moreinfo_entry ) input_item_SetURL( p_entry, psz_moreinfo_entry );
                    if( psz_abstract_entry ) input_item_SetDescription( p_entry, psz_abstract_entry );
                    input_item_AddSubItem( p_current_input, p_entry );
                    vlc_gc_decref( p_entry );
                }

                /* cleanup entry */;
                FREENULL( psz_href );
                FREENULL( psz_title_entry );
                FREENULL( psz_base_entry );
                FREENULL( psz_artist_entry );
                FREENULL( psz_copyright_entry );
                FREENULL( psz_moreinfo_entry );
                FREENULL( psz_abstract_entry );
                b_entry = false;
            }
            else if( !strncasecmp( psz_parse, "<Entry", 6 ) )
            {
                char *psz_clientskip;
                psz_parse+=6;
                if( b_entry )
                {
                    msg_Err( p_demux, "We already are in an entry section" );
                    continue;
                }
                i_entry_count += 1;
                b_entry = true;
                psz_clientskip = strcasestr( psz_parse, "clientskip=\"no\"" );
                psz_parse = strcasestr( psz_parse, ">" );

                /* If clientskip was enabled ... this is an ad */
                b_skip_entry = (NULL != psz_clientskip) && (psz_clientskip < psz_parse);

                // init entry details
                FREENULL(psz_href);
                psz_href = NULL;
                i_starttime = 0;
                i_duration = 0;
            }
            else if( !strncasecmp( psz_parse, "<Ref ", 5 ) )
            {
                psz_parse = SkipBlanks(psz_parse+5, (unsigned)-1);
                if( !b_entry )
                {
                    msg_Err( p_demux, "A ref outside an entry section" );
                    continue;
                }

                if( !strncasecmp( psz_parse, "HREF", 4 ) )
                {
                    if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                    {
                        psz_backup = ++psz_parse;
                        psz_backup = SkipBlanks(psz_backup, (unsigned)-1);
                        if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                        {
                            char *psz_tmp;
                            i_strlen = psz_parse-psz_backup;
                            if( i_strlen < 1 ) continue;

                            FREENULL(psz_href);
                            psz_href = malloc( i_strlen*sizeof( char ) +1);
                            memcpy( psz_href, psz_backup, i_strlen );
                            psz_href[i_strlen] = '\0';
                            psz_tmp = psz_href + (i_strlen-1);
                            while( psz_tmp >= psz_href &&
                                 ( *psz_tmp == '\r' || *psz_tmp == '\n' ) )
                            {
                                *psz_tmp = '\0';
                                psz_tmp++;
                            }
                        }
                        else continue;
                    }
                    else continue;
                }
                if( ( psz_parse = strcasestr( psz_parse, ">" ) ) )
                    psz_parse++;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<starttime ", 11 ) )
            {
                psz_parse = SkipBlanks(psz_parse+11, (unsigned)-1);
                if( !b_entry )
                {
                    msg_Err( p_demux, "starttime outside an entry section" );
                    continue;
                }

                if( !strncasecmp( psz_parse, "value", 5 ) )
                {
                    if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                    {
                        psz_backup = ++psz_parse;
                        if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                        {
                            i_strlen = psz_parse-psz_backup;
                            if( i_strlen < 1 ) continue;

                            i_starttime = ParseTime(psz_backup, i_strlen);
                        }
                        else continue;
                    }
                    else continue;
                }
                if( ( psz_parse = strcasestr( psz_parse, ">" ) ) )
                    psz_parse++;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "<duration ", 11 ) )
            {
                psz_parse = SkipBlanks(psz_parse+5, (unsigned)-1);
                if( !b_entry )
                {
                    msg_Err( p_demux, "duration outside an entry section" );
                    continue;
                }

                if( !strncasecmp( psz_parse, "value", 5 ) )
                {
                    if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                    {
                        psz_backup = ++psz_parse;
                        if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
                        {
                            i_strlen = psz_parse-psz_backup;
                            if( i_strlen < 1 ) continue;

                            i_duration = ParseTime(psz_backup, i_strlen);
                        }
                        else continue;
                    }
                    else continue;
                }
                if( ( psz_parse = strcasestr( psz_parse, ">" ) ) )
                    psz_parse++;
                else continue;
            }
            else if( !strncasecmp( psz_parse, "</ASX", 5 ) )
            {
                if( psz_title_asx ) input_item_SetTitle( p_current_input, psz_title_asx );
                if( psz_artist_asx ) input_item_SetArtist( p_current_input, psz_artist_asx );
                if( psz_copyright_asx ) input_item_SetCopyright( p_current_input, psz_copyright_asx );
                if( psz_moreinfo_asx ) input_item_SetURL( p_current_input, psz_moreinfo_asx );
                if( psz_abstract_asx ) input_item_SetDescription( p_current_input, psz_abstract_asx );
                FREENULL( psz_base_asx );
                FREENULL( psz_title_asx );
                FREENULL( psz_artist_asx );
                FREENULL( psz_copyright_asx );
                FREENULL( psz_moreinfo_asx );
                FREENULL( psz_abstract_asx );
                psz_parse++;
            }
            else psz_parse++;
        }
#if 0
/* FIXME Unsupported elements */
            PARAM
            EVENT
            REPEAT
            ENDMARK
            STARTMARK
#endif
    }
    HANDLE_PLAY_AND_RELEASE;
    return 0; /* Needed for correct operation of go back */
}

static int Control( demux_t *p_demux, int i_query, va_list args )
{
    VLC_UNUSED(p_demux); VLC_UNUSED(i_query); VLC_UNUSED(args);
    return VLC_EGENERIC;
}