]> git.sesse.net Git - vlc/blobdiff - modules/demux/playlist/m3u.c
xspf: factorize and set to NULL only when needed.
[vlc] / modules / demux / playlist / m3u.c
index 931ad9b062c0bf8fc0891dadef6c16f7c3b6f7f5..9770b29a147e67ef207e9f6ee1d8bed577246727 100644 (file)
 /*****************************************************************************
  * Preamble
  *****************************************************************************/
-#include <stdlib.h>                                      /* malloc(), free() */
 
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/intf.h>
-#include "charset.h"
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_demux.h>
+#include <vlc_charset.h>
 
-#include <errno.h>                                                 /* ENOMEM */
 #include "playlist.h"
 
 struct demux_sys_t
@@ -46,65 +47,95 @@ struct demux_sys_t
 static int Demux( demux_t *p_demux);
 static int Control( demux_t *p_demux, int i_query, va_list args );
 static void parseEXTINF( char *psz_string, char **ppsz_artist, char **ppsz_name, int *pi_duration );
+static bool ContainsURL( demux_t *p_demux );
 
 /*****************************************************************************
  * Import_M3U: main import function
  *****************************************************************************/
-int E_(Import_M3U)( vlc_object_t *p_this )
+int Import_M3U( vlc_object_t *p_this )
 {
     demux_t *p_demux = (demux_t *)p_this;
+    const uint8_t *p_peek;
+    CHECK_PEEK( p_peek, 8 );
 
-    uint8_t *p_peek;
-    char    *psz_ext;
-
-    if( stream_Peek( p_demux->s , &p_peek, 7 ) < 7 )
-    {
+    if(! ( POKE( p_peek, "#EXTM3U", 7 ) || POKE( p_peek, "RTSPtext", 8 ) ||
+           demux_IsPathExtension( p_demux, ".m3u" ) || demux_IsPathExtension( p_demux, ".vlc" ) ||
+           demux_IsForced( p_demux,  "m3u" ) || ContainsURL( p_demux ) ) )
         return VLC_EGENERIC;
-    }
-    psz_ext = strrchr ( p_demux->psz_path, '.' );
 
-    if( !strncmp( (char *)p_peek, "#EXTM3U", 7 ) )
-    {
-        ;
-    }
-    else if( ( psz_ext && !strcasecmp( psz_ext, ".m3u") ) ||
-             ( psz_ext && !strcasecmp( psz_ext, ".ram") ) ||
-             ( psz_ext && !strcasecmp( psz_ext, ".rm") ) ||
-             /* A .ram file can contain a single rtsp link */
-             ( p_demux->psz_demux && !strcmp(p_demux->psz_demux, "m3u") ) )
-    {
-        ;
-    }
-    else
-    {
-        return VLC_EGENERIC;
-    }
-    msg_Dbg( p_demux, "found valid M3U playlist file");
+    STANDARD_DEMUX_INIT_MSG( "found valid M3U playlist" );
+    p_demux->p_sys->psz_prefix = FindPrefix( p_demux );
+
+    return VLC_SUCCESS;
+}
+
+static bool ContainsURL( demux_t *p_demux )
+{
+    const uint8_t *p_peek, *p_peek_end;
+    int i_peek;
 
-    p_demux->pf_control = Control;
-    p_demux->pf_demux = Demux;
-    p_demux->p_sys = malloc( sizeof(demux_sys_t) );
-    if( p_demux->p_sys == NULL )
+    i_peek = stream_Peek( p_demux->s, &p_peek, 1024 );
+    if( i_peek <= 0 ) return false;
+    p_peek_end = p_peek + i_peek;
+
+    while( p_peek + sizeof( "https://" ) < p_peek_end )
     {
-        msg_Err( p_demux, "Out of memory" );
-        return VLC_ENOMEM;
-    }
-    p_demux->p_sys->psz_prefix = E_(FindPrefix)( p_demux );
+        /* One line starting with an URL is enough */
+        if( !strncasecmp( (const char *)p_peek, "http://", 7 ) ||
+            !strncasecmp( (const char *)p_peek, "mms://", 6 ) ||
+            !strncasecmp( (const char *)p_peek, "rtsp://", 7 ) ||
+            !strncasecmp( (const char *)p_peek, "https://", 8 ) ||
+            !strncasecmp( (const char *)p_peek, "ftp://", 6 ) )
+        {
+            return true;
+        }
+        /* Comments and blank lines are ignored */
+        else if( *p_peek != '#' && *p_peek != '\n' && *p_peek != '\r')
+        {
+            return false;
+        }
 
-    return VLC_SUCCESS;
+        while( p_peek < p_peek_end && *p_peek != '\n' )
+            p_peek++;
+        if ( *p_peek == '\n' )
+            p_peek++;
+    }
+    return false;
 }
 
 /*****************************************************************************
  * Deactivate: frees unused data
  *****************************************************************************/
-void E_(Close_M3U)( vlc_object_t *p_this )
+void Close_M3U( vlc_object_t *p_this )
 {
     demux_t *p_demux = (demux_t *)p_this;
-
-    if( p_demux->p_sys->psz_prefix ) free( p_demux->p_sys->psz_prefix );
+    free( p_demux->p_sys->psz_prefix );
     free( p_demux->p_sys );
 }
 
+
+/* Gruik! */
+static inline char *MaybeFromLocaleDup (const char *str)
+{
+    if (str == NULL)
+        return NULL;
+
+    return IsUTF8 (str) ? strdup (str) : FromLocaleDup (str);
+}
+
+
+static inline void MaybeFromLocaleRep (char **str)
+{
+    char *const orig_str = *str;
+
+    if ((orig_str != NULL) && !IsUTF8 (orig_str))
+    {
+        *str = FromLocaleDup (orig_str);
+        free (orig_str);
+    }
+}
+
+
 static int Demux( demux_t *p_demux )
 {
     char       *psz_line;
@@ -113,8 +144,9 @@ static int Demux( demux_t *p_demux )
     int        i_parsed_duration = 0;
     mtime_t    i_duration = -1;
     const char**ppsz_options = NULL;
-    int        i_options = 0, i, i_parent_id;
-    vlc_bool_t b_cleanup = VLC_FALSE;
+    int        i_options = 0;
+    bool b_cleanup = false;
+    input_item_t *p_input;
 
     INIT_PLAYLIST_STUFF;
 
@@ -143,56 +175,54 @@ static int Demux( demux_t *p_demux )
                 /* Extended info */
                 psz_parse += sizeof("EXTINF:") - 1;
                 parseEXTINF( psz_parse, &psz_artist, &psz_name, &i_parsed_duration );
-                if ( i_parsed_duration >= 0 )
-                    i_duration = i_parsed_duration * 1000000;
-                if ( psz_name )
+                if( i_parsed_duration >= 0 )
+                    i_duration = i_parsed_duration * INT64_C(1000000);
+                if( psz_name )
                     psz_name = strdup( psz_name );
-                if ( psz_artist )
+                if( psz_artist )
                     psz_artist = strdup( psz_artist );
             }
             else if( !strncasecmp( psz_parse, "EXTVLCOPT:",
                                    sizeof("EXTVLCOPT:") -1 ) )
             {
                 /* VLC Option */
-                const char *psz_option;
+                char *psz_option;
                 psz_parse += sizeof("EXTVLCOPT:") -1;
                 if( !*psz_parse ) goto error;
 
-                psz_option = strdup( psz_parse );
+                psz_option = MaybeFromLocaleDup( psz_parse );
                 if( psz_option )
                     INSERT_ELEM( ppsz_options, i_options, i_options,
                                  psz_option );
             }
         }
+        else if( !strncasecmp( psz_parse, "RTSPtext", sizeof("RTSPtext") -1 ) )
+        {
+            ;/* special case to handle QuickTime RTSPtext redirect files */
+        }
         else if( *psz_parse )
         {
             char *psz_mrl;
             if( !psz_name || !*psz_name )
             {
                 /* Use filename as name for relative entries */
-                psz_name = strdup( psz_parse );
+                psz_name = MaybeFromLocaleDup( psz_parse );
             }
 
-            psz_mrl = E_(ProcessMRL)( psz_parse, p_demux->p_sys->psz_prefix );
+            psz_mrl = ProcessMRL( psz_parse, p_demux->p_sys->psz_prefix );
+            MaybeFromLocaleRep( &psz_mrl );
 
-            b_cleanup = VLC_TRUE;
+            b_cleanup = true;
             if( !psz_mrl ) goto error;
 
-            EnsureUTF8( psz_name );
-            EnsureUTF8( psz_mrl );
-
-            for( i = 0; i< i_options; i++ )
-                EnsureUTF8( (char*)ppsz_options[i] );
+            p_input = input_item_NewExt( p_demux, psz_mrl, psz_name,
+                                        i_options, ppsz_options, 0, i_duration );
 
-            p_input = input_ItemNewExt( p_playlist, psz_mrl, psz_name,
-                                        i_options, ppsz_options, i_duration );
             if ( psz_artist && *psz_artist )
-                vlc_input_item_AddInfo( p_input, _(VLC_META_INFO_CAT),
-                                        _(VLC_META_ARTIST), "%s", psz_artist );
-            fprintf( stderr, "Adding %s\n", p_input->psz_uri );
-            playlist_AddWhereverNeeded( p_playlist, p_input, p_current,
-                 p_item_in_category, (i_parent_id > 0 )? VLC_TRUE : VLC_FALSE,
-                 PLAYLIST_APPEND );
+                input_item_SetArtist( p_input, psz_artist );
+
+            input_item_AddSubItem( p_current_input, p_input );
+            vlc_gc_decref( p_input );
             free( psz_mrl );
         }
 
@@ -201,30 +231,32 @@ static int Demux( demux_t *p_demux )
         /* Fetch another line */
         free( psz_line );
         psz_line = stream_ReadLine( p_demux->s );
-        if( !psz_line ) b_cleanup = VLC_TRUE;
+        if( !psz_line ) b_cleanup = true;
 
         if( b_cleanup )
         {
             /* Cleanup state */
             while( i_options-- ) free( (char*)ppsz_options[i_options] );
-            if( ppsz_options ) free( ppsz_options );
+            free( ppsz_options );
             ppsz_options = NULL; i_options = 0;
-            if( psz_name ) free( psz_name );
+            free( psz_name );
             psz_name = NULL;
-            if ( psz_artist ) free( psz_artist );
+            free( psz_artist );
             psz_artist = NULL;
             i_parsed_duration = 0;
             i_duration = -1;
 
-            b_cleanup = VLC_FALSE;
+            b_cleanup = false;
         }
     }
     HANDLE_PLAY_AND_RELEASE;
-    return VLC_SUCCESS;
+    var_Destroy( p_demux, "m3u-extvlcopt" );
+    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;
 }
 
@@ -237,7 +269,7 @@ static void parseEXTINF(char *psz_string, char **ppsz_artist,
     end = psz_string + strlen( psz_string );
 
     /* ignore whitespaces */
-    for (; psz_string < end && ( *psz_string == '\t' || *psz_string == ' ' ); 
+    for (; psz_string < end && ( *psz_string == '\t' || *psz_string == ' ' );
          psz_string++ );
 
     /* duration: read to next comma */