123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
/*
|
|
* Copyright 2008 Chris Young <chris@unsatisfactorysoftware.co.uk>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* NetSurf is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "content/fetch.h"
|
|
#include "utils/log.h"
|
|
#include "utils/utils.h"
|
|
#include <proto/icon.h>
|
|
#include <proto/dos.h>
|
|
#include <proto/datatypes.h>
|
|
#include <workbench/icon.h>
|
|
|
|
/**
|
|
* filetype -- determine the MIME type of a local file
|
|
*/
|
|
|
|
const char *fetch_filetype(const char *unix_path)
|
|
{
|
|
static char mimetype[50];
|
|
STRPTR ttype = NULL;
|
|
struct DiskObject *dobj = NULL;
|
|
BPTR lock = 0;
|
|
struct DataTypeHeader *dth = NULL;
|
|
struct DataType *dtn;
|
|
BOOL found = FALSE;
|
|
|
|
/* First try getting a tooltype "MIMETYPE" and use that as the MIME type. Will fail over
|
|
to default icons if the file doesn't have a real icon. */
|
|
|
|
if(dobj = GetIconTags(unix_path,ICONGETA_FailIfUnavailable,FALSE,
|
|
TAG_DONE))
|
|
{
|
|
ttype = FindToolType(dobj->do_ToolTypes, "MIMETYPE");
|
|
if(ttype)
|
|
{
|
|
strcpy(mimetype,ttype);
|
|
found = TRUE;
|
|
}
|
|
|
|
FreeDiskObject(dobj);
|
|
}
|
|
|
|
/* If that didn't work, have a go at guessing it using datatypes.library. This isn't
|
|
accurate - the base names differ from those used by MIME and it relies on the
|
|
user having a datatype installed which can handle the file. */
|
|
|
|
if(!found)
|
|
{
|
|
if (lock = Lock (unix_path, ACCESS_READ))
|
|
{
|
|
if (dtn = ObtainDataTypeA (DTST_FILE, (APTR)lock, NULL))
|
|
{
|
|
dth = dtn->dtn_Header;
|
|
|
|
switch(dth->dth_GroupID)
|
|
{
|
|
case GID_SYSTEM:
|
|
sprintf(mimetype,"application/%s",dth->dth_BaseName);
|
|
break;
|
|
case GID_TEXT:
|
|
case GID_DOCUMENT:
|
|
if(strcmp("ascii",dth->dth_BaseName)==0)
|
|
{
|
|
sprintf(mimetype,"text/plain",dth->dth_BaseName);
|
|
}
|
|
else if(strcmp("simplehtml",dth->dth_BaseName)==0)
|
|
{
|
|
sprintf(mimetype,"text/html",dth->dth_BaseName);
|
|
}
|
|
else
|
|
{
|
|
sprintf(mimetype,"text/%s",dth->dth_BaseName);
|
|
}
|
|
break;
|
|
case GID_SOUND:
|
|
case GID_INSTRUMENT:
|
|
case GID_MUSIC:
|
|
sprintf(mimetype,"audio/%s",dth->dth_BaseName);
|
|
break;
|
|
case GID_PICTURE:
|
|
sprintf(mimetype,"image/%s",dth->dth_BaseName);
|
|
break;
|
|
case GID_ANIMATION:
|
|
case GID_MOVIE:
|
|
sprintf(mimetype,"video/%s",dth->dth_BaseName);
|
|
break;
|
|
}
|
|
found = TRUE;
|
|
ReleaseDataType(dtn);
|
|
}
|
|
UnLock(lock);
|
|
}
|
|
}
|
|
|
|
if(!found) strcpy(mimetype,"text/html"); /* If all else fails */
|
|
|
|
//printf("%s: %s\n",unix_path,mimetype);
|
|
|
|
return mimetype;
|
|
}
|
|
|
|
|
|
char *fetch_mimetype(const char *ro_path)
|
|
{
|
|
return strdup(fetch_filetype(ro_path));
|
|
}
|