gecko/modules/plugin/base/src/nsPluginsDirBeOS.cpp

298 lines
8.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Alex Musil
* Makoto Hamanaka <VYA04230@nifty.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
nsPluginsDirBeOS.cpp
BeOS implementation of the nsPluginsDir/nsPluginsFile classes.
Based on nsPluginsDirUNIX.cpp r1.12 by Alex Musil
*/
#include "nsPluginsDir.h"
#include "prlink.h"
#include "plstr.h"
#include "prmem.h"
#include "nsReadableUtils.h"
#include "nsString.h"
#include <File.h>
#include <AppFileInfo.h>
#include <Message.h>
#include <String.h>
//#define NS_PLUGIN_BEOS_DEBUG
/* Local helper functions */
static char* GetFileName(const char* pathname)
{
const char* filename = nsnull;
// this is most likely a path, so skip to the filename
filename = PL_strrchr(pathname, '/');
if(filename)
++filename;
else
filename = pathname;
return PL_strdup(filename);
}
static nsresult GetMimeExtensions(const char *mimeType, char *extensions, int extLen)
{
// check variables
if (!mimeType || !extensions || extLen < 1) return NS_ERROR_FAILURE;
extensions[0] = '\0';
// make mime object
BMimeType mime(mimeType) ;
if (mime.InitCheck() != B_OK)
return NS_ERROR_FAILURE;
// get extensions : comma separated (if multiple extensions in a mime-type)
// ex) "jpg,jpeg"
BString extStr("");
BMessage extMsg;
mime.GetFileExtensions(&extMsg);
uint32 type;
int32 types_num;
if (extMsg.GetInfo("extensions", &type, &types_num) != B_OK
|| type != B_STRING_TYPE || types_num == 0)
return NS_ERROR_FAILURE;
for (int i = 0 ; i < types_num ; i ++) {
const char *ext;
if (extMsg.FindString("extensions", i, &ext) != B_OK) {
break;
}
if (i > 0)
extStr.Append(",");
extStr.Append(ext);
}
PL_strncpyz(extensions, extStr.String(), extLen) ;
return NS_OK;
}
///////////////////////////////////////////////////////////////////////////
/* nsPluginsDir implementation */
PRBool nsPluginsDir::IsPluginFile(nsIFile* file)
{
return PR_TRUE;
}
///////////////////////////////////////////////////////////////////////////
/* nsPluginFile implementation */
nsPluginFile::nsPluginFile(nsIFile* spec)
: mPlugin(spec)
{
// nada
}
nsPluginFile::~nsPluginFile()
{
// nada
}
/**
* Loads the plugin into memory using NSPR's shared-library loading
* mechanism. Handles platform differences in loading shared libraries.
*/
nsresult nsPluginFile::LoadPlugin(PRLibrary **outLibrary)
{
nsCAutoString path;
nsresult rv = mPlugin->GetNativePath(path);
if (NS_OK != rv) {
return rv;
}
pLibrary = *outLibrary = PR_LoadLibrary(path.get());
#ifdef NS_DEBUG
printf("LoadPlugin() %s returned %lx\n",path,(unsigned long)pLibrary);
#endif
return NS_OK;
}
typedef char* (*BeOS_Plugin_GetMIMEDescription)();
/**
* Obtains all of the information currently available for this plugin.
*/
nsresult nsPluginFile::GetPluginInfo(nsPluginInfo& info, PRLibrary **outLibrary)
{
*outLibrary = nsnull;
info.fVersion = nsnull;
nsCAutoString fullPath;
if (NS_FAILED(rv = mPlugin->GetNativePath(fullPath)))
return rv;
nsCAutoString fileName;
if (NS_FAILED(rv = mPlugin->GetNativeLeafName(fileName)))
return rv;
const char *path = fullPath.get();
int i;
#ifdef NS_PLUGIN_BEOS_DEBUG
printf("nsPluginFile::GetPluginInfo() an attempt to load MIME String\n");
printf("path = <%s>\n", path);
#endif
// get supported mime types
BFile file(path, B_READ_ONLY);
if (file.InitCheck() != B_OK)
return NS_ERROR_FAILURE;
BAppFileInfo appinfo(&file);
if (appinfo.InitCheck() != B_OK)
return NS_ERROR_FAILURE;
BMessage msg;
if (appinfo.GetSupportedTypes(&msg) != B_OK)
return NS_ERROR_FAILURE;
uint32 type;
int32 types_num;
if (msg.GetInfo("types", &type, &types_num) != B_OK
|| type != B_STRING_TYPE)
return NS_ERROR_FAILURE;
// set mime types to plugin info
info.fMimeTypeArray =(char **)PR_Malloc(types_num * sizeof(char *));
info.fMimeDescriptionArray =(char **)PR_Malloc(types_num * sizeof(char *));
info.fExtensionArray =(char **)PR_Malloc(types_num * sizeof(char *));
for (i = 0 ; i < types_num ; i ++) {
// get mime string
const char *mtype;
if (msg.FindString("types", i, &mtype) != B_OK) {
types_num = i;
break;
}
// get (short)description for the mime
char desc[B_MIME_TYPE_LENGTH+1] = "";
BMimeType mime(mtype) ;
if (mime.InitCheck() == B_OK)
mime.GetShortDescription(desc);
// get file extensions for the mime
char extensions[B_MIME_TYPE_LENGTH+1] = "";
GetMimeExtensions(mtype, extensions, B_MIME_TYPE_LENGTH+1);
#ifdef NS_PLUGIN_BEOS_DEBUG
printf(" mime = %30s | %10s | %15s |\n",
mtype, extensions, desc);
#endif
info.fMimeTypeArray[i] = PL_strdup( mtype ? mtype : (char *)"" ) ;
info.fMimeDescriptionArray[i] = PL_strdup( desc ) ;
info.fExtensionArray[i] = PL_strdup( extensions );
}
// get name and description of this plugin
version_info vinfo;
if (appinfo.GetVersionInfo(&vinfo, B_APP_VERSION_KIND) == B_OK
&& *vinfo.short_info) {
// XXX convert UTF-8 2byte chars to 1 byte chars, to avoid string corruption
info.fName = ToNewCString(NS_ConvertUTF8toUTF16(vinfo.short_info));
info.fDescription = ToNewCString(NS_ConvertUTF8toUTF16(vinfo.long_info));
} else {
// use filename as its name
info.fName = GetFileName(path);
info.fDescription = PL_strdup("");
}
info.fVariantCount = types_num;
info.fFullPath = PL_strdup(fullPath.get());
info.fFileName = PL_strdup(fileName.get());
#ifdef NS_PLUGIN_BEOS_DEBUG
printf("info.fFileName = %s\n", info.fFileName);
printf("info.fName = %s\n", info.fName);
printf("info.fDescription = %s\n", info.fDescription);
#endif
return NS_OK;
}
nsresult nsPluginFile::FreePluginInfo(nsPluginInfo& info)
{
if (info.fName)
PL_strfree(info.fName);
if (info.fDescription)
PL_strfree(info.fDescription);
for (PRUint32 i = 0; i < info.fVariantCount; i++) {
if (info.fMimeTypeArray[i])
PL_strfree(info.fMimeTypeArray[i]);
if (info.fMimeDescriptionArray[i])
PL_strfree(info.fMimeDescriptionArray[i]);
if (info.fExtensionArray[i])
PL_strfree(info.fExtensionArray[i]);
}
PR_FREEIF(info.fMimeTypeArray);
PR_FREEIF(info.fMimeDescriptionArray);
PR_FREEIF(info.fExtensionArray);
if (info.fFullPath)
PL_strfree(info.fFullPath);
if (info.fFileName)
PL_strfree(info.fFileName);
if (info.fVersion)
PL_strfree(info.fVersion);
return NS_OK;
}