git.sesse.net Git - vlc/blob - modules/misc/playlist/html.c

   1 /*****************************************************************************
   2  * html.c : HTML playlist export module
   3  *****************************************************************************
   4  * Copyright (C) 2008-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Rémi Duraffort <ivoire@videolan.org>
   8  *
   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.
  13  *
  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.
  18  *
  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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifdef HAVE_CONFIG_H
  25 # include "config.h"
  26 #endif
  27
  28 #include <vlc_common.h>
  29 #include <vlc_playlist.h>
  30 #include <vlc_input.h>
  31 #include <vlc_strings.h>
  32
  33 #include <assert.h>
  34
  35
  36 // Export the playlist in HTML
  37 int Export_HTML( vlc_object_t *p_this );
  38
  39
  40 /**
  41  * Recursiveyy follow the playlist
  42  * @param p_playlist: the playlist
  43  * @param p_export: the export structure
  44  * @param p_root: the current node
  45  */
  46 static void DoChildren( playlist_t *p_playlist, playlist_export_t *p_export,
  47                         playlist_item_t *p_root )
  48 {
  49     /* Go through the playlist and add items */
  50     for( int i = 0; i < p_root->i_children ; i++)
  51     {
  52         playlist_item_t *p_current = p_root->pp_children[i];
  53         assert( p_current );
  54
  55         if( p_current->i_flags & PLAYLIST_SAVE_FLAG )
  56             continue;
  57
  58         if( p_current->i_children >= 0 )
  59         {
  60             DoChildren( p_playlist, p_export, p_current );
  61             continue;
  62         }
  63
  64         char* psz_name = NULL;
  65         char *psz_tmp = input_item_GetName( p_current->p_input );
  66         if( psz_tmp )
  67             psz_name = convert_xml_special_chars( psz_tmp );
  68         free( psz_tmp );
  69
  70         if( psz_name )
  71         {
  72             char* psz_artist = NULL;
  73             psz_tmp = input_item_GetArtist( p_current->p_input );
  74             if( psz_tmp )
  75                 psz_artist = convert_xml_special_chars( psz_tmp );
  76             free( psz_tmp );
  77
  78             mtime_t i_duration = input_item_GetDuration( p_current->p_input );
  79             int min = ( i_duration / 1000000 ) / 60;
  80             int sec = ( i_duration / 1000000 ) - min * 60;
  81
  82             // Print the artist if we have one
  83             if( psz_artist && *psz_artist )
  84                 fprintf( p_export->p_file, "    <li>%s - %s (%02d:%02d)</li>\n", psz_artist, psz_name, min, sec );
  85             else
  86                 fprintf( p_export->p_file, "    <li>%s (%2d:%2d)</li>\n", psz_name, min, sec );
  87
  88             free( psz_artist );
  89         }
  90         free( psz_name );
  91     }
  92 }
  93
  94
  95 /**
  96  * Export the playlist as an HTML page
  97  * @param p_this: the playlist
  98  * @return VLC_SUCCESS if everything goes fine
  99  */
 100 int Export_HTML( vlc_object_t *p_this )
 101 {
 102     playlist_t *p_playlist = (playlist_t*)p_this;
 103     playlist_export_t *p_export = (playlist_export_t *)p_playlist->p_private;
 104
 105     msg_Dbg( p_playlist, "saving using HTML format" );
 106
 107     /* Write header */
 108     fprintf( p_export->p_file, "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
 109 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.1//EN\" \"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd\">\n"
 110 "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\">\n"
 111 "<head>\n"
 112 "  <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />\n"
 113 "  <meta name=\"Generator\" content=\"VLC media player\" />\n"
 114 "  <meta name=\"Author\" content=\"videolan@videolan.org (VideoLAN team)\" />\n"
 115 "  <title>VLC generated playlist</title>\n"
 116 "  <style type=\"text/css\">\n"
 117 "    body {\n"
 118 "      background-color: #E4F3FF;\n"
 119 "      font-family: sans-serif, Helvetica, Arial;\n"
 120 "      font-size: 13px;\n"
 121 "    }\n"
 122 "    h1 {\n"
 123 "      color: #2D58AE;\n"
 124 "      font-size: 25px;\n"
 125 "    }\n"
 126 "    hr {\n"
 127 "      color: #555555;\n"
 128 "    }\n"
 129 "  </style>\n"
 130 "</head>\n\n"
 131 "<body>\n"
 132 "  <h1>Playlist</h1>\n"
 133 "  <hr />\n"
 134 "  <ol>\n" );
 135
 136     // Call the playlist constructor
 137     DoChildren( p_playlist, p_export, p_export->p_root );
 138
 139     // Print the footer
 140     fprintf( p_export->p_file, "  </ol>\n"
 141 "  <hr />\n"
 142 "</body>\n"
 143 "</html>" );
 144     return VLC_SUCCESS;
 145 }
 146