| /* |
| * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
| * Copyright (C) 2008 Collabora Ltd. All rights reserved. |
| * Copyright (C) 2008 Nuanti Ltd. |
| * Copyright (C) 2008 Novell Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "PluginPackage.h" |
| |
| #include "GOwnPtrGtk.h" |
| #include "GRefPtrGtk.h" |
| #include "MIMETypeRegistry.h" |
| #include "NotImplemented.h" |
| #include "npruntime_impl.h" |
| #include "PluginDebug.h" |
| #include <gio/gio.h> |
| #include <wtf/text/CString.h> |
| |
| namespace WebCore { |
| |
| bool PluginPackage::fetchInfo() |
| { |
| #if defined(XP_UNIX) |
| if (!load()) |
| return false; |
| |
| NP_GetMIMEDescriptionFuncPtr NP_GetMIMEDescription = 0; |
| NPP_GetValueProcPtr NPP_GetValue = 0; |
| |
| g_module_symbol(m_module, "NP_GetMIMEDescription", (void**)&NP_GetMIMEDescription); |
| g_module_symbol(m_module, "NP_GetValue", (void**)&NPP_GetValue); |
| |
| if (!NP_GetMIMEDescription || !NPP_GetValue) |
| return false; |
| |
| char* buffer = 0; |
| NPError err = NPP_GetValue(0, NPPVpluginNameString, &buffer); |
| if (err == NPERR_NO_ERROR) |
| m_name = buffer; |
| |
| buffer = 0; |
| err = NPP_GetValue(0, NPPVpluginDescriptionString, &buffer); |
| if (err == NPERR_NO_ERROR) { |
| m_description = buffer; |
| determineModuleVersionFromDescription(); |
| } |
| |
| const gchar* types = NP_GetMIMEDescription(); |
| if (!types) |
| return true; |
| |
| gchar** mimeDescs = g_strsplit(types, ";", -1); |
| for (int i = 0; mimeDescs[i] && mimeDescs[i][0]; i++) { |
| GOwnPtr<char> mime(g_utf8_strdown(mimeDescs[i], -1)); |
| gchar** mimeData = g_strsplit(mime.get(), ":", 3); |
| if (g_strv_length(mimeData) < 3) { |
| g_strfreev(mimeData); |
| continue; |
| } |
| |
| String description = String::fromUTF8(mimeData[2]); |
| gchar** extensions = g_strsplit(mimeData[1], ",", -1); |
| |
| Vector<String> extVector; |
| for (int j = 0; extensions[j]; j++) |
| extVector.append(String::fromUTF8(extensions[j])); |
| |
| determineQuirks(mimeData[0]); |
| m_mimeToExtensions.add(mimeData[0], extVector); |
| m_mimeToDescriptions.add(mimeData[0], description); |
| |
| g_strfreev(extensions); |
| g_strfreev(mimeData); |
| } |
| g_strfreev(mimeDescs); |
| |
| return true; |
| #else |
| notImplemented(); |
| return false; |
| #endif |
| } |
| |
| #if defined(XP_UNIX) |
| static int webkitgtkXError(Display* xdisplay, XErrorEvent* error) |
| { |
| gchar errorMessage[64]; |
| XGetErrorText(xdisplay, error->error_code, errorMessage, 63); |
| g_warning("The program '%s' received an X Window System error.\n" |
| "This probably reflects a bug in the Adobe Flash plugin.\n" |
| "The error was '%s'.\n" |
| " (Details: serial %ld error_code %d request_code %d minor_code %d)\n", |
| g_get_prgname(), errorMessage, |
| error->serial, error->error_code, |
| error->request_code, error->minor_code); |
| return 0; |
| } |
| #endif |
| |
| static bool moduleMixesGtkSymbols(GModule* module) |
| { |
| gpointer symbol; |
| #ifdef GTK_API_VERSION_2 |
| return g_module_symbol(module, "gtk_application_get_type", &symbol); |
| #else |
| return g_module_symbol(module, "gtk_object_get_type", &symbol); |
| #endif |
| } |
| |
| |
| bool PluginPackage::load() |
| { |
| if (m_isLoaded) { |
| m_loadCount++; |
| return true; |
| } |
| |
| GOwnPtr<gchar> finalPath(g_strdup(m_path.utf8().data())); |
| while (g_file_test(finalPath.get(), G_FILE_TEST_IS_SYMLINK)) { |
| GRefPtr<GFile> file = adoptGRef(g_file_new_for_path(finalPath.get())); |
| GRefPtr<GFile> dir = adoptGRef(g_file_get_parent(file.get())); |
| GOwnPtr<gchar> linkPath(g_file_read_link(finalPath.get(), 0)); |
| GRefPtr<GFile> resolvedFile = adoptGRef(g_file_resolve_relative_path(dir.get(), linkPath.get())); |
| finalPath.set(g_file_get_path(resolvedFile.get())); |
| } |
| |
| // No joke. If there is a netscape component in the path, go back |
| // to the symlink, as flash breaks otherwise. |
| // See http://src.chromium.org/viewvc/chrome/trunk/src/webkit/glue/plugins/plugin_list_posix.cc |
| GOwnPtr<gchar> baseName(g_path_get_basename(finalPath.get())); |
| if (!g_strcmp0(baseName.get(), "libflashplayer.so") |
| && g_strstr_len(finalPath.get(), -1, "/netscape/")) |
| finalPath.set(g_strdup(m_path.utf8().data())); |
| |
| m_module = g_module_open(finalPath.get(), G_MODULE_BIND_LOCAL); |
| |
| if (!m_module) { |
| LOG(Plugins,"Module Load Failed :%s, Error:%s\n", (m_path.utf8()).data(), g_module_error()); |
| return false; |
| } |
| |
| if (moduleMixesGtkSymbols(m_module)) { |
| LOG(Plugins, "Module '%s' mixes GTK+ 2 and GTK+ 3 symbols, ignoring plugin.\n", m_path.utf8().data()); |
| g_module_close(m_module); |
| return false; |
| } |
| |
| m_isLoaded = true; |
| |
| #if defined(XP_UNIX) |
| if (!g_strcmp0(baseName.get(), "libflashplayer.so")) { |
| // Flash plugin can produce X errors that are handled by the GDK X error handler, which |
| // exits the process. Since we don't want to crash due to flash bugs, we install a |
| // custom error handler to show a warning when a X error happens without aborting. |
| XSetErrorHandler(webkitgtkXError); |
| } |
| #endif |
| |
| NP_InitializeFuncPtr NP_Initialize = 0; |
| m_NPP_Shutdown = 0; |
| |
| NPError npErr; |
| |
| g_module_symbol(m_module, "NP_Initialize", (void**)&NP_Initialize); |
| g_module_symbol(m_module, "NP_Shutdown", (void**)&m_NPP_Shutdown); |
| |
| if (!NP_Initialize || !m_NPP_Shutdown) |
| goto abort; |
| |
| memset(&m_pluginFuncs, 0, sizeof(m_pluginFuncs)); |
| m_pluginFuncs.size = sizeof(m_pluginFuncs); |
| |
| initializeBrowserFuncs(); |
| |
| #if defined(XP_UNIX) |
| npErr = NP_Initialize(&m_browserFuncs, &m_pluginFuncs); |
| #else |
| npErr = NP_Initialize(&m_browserFuncs); |
| #endif |
| if (npErr != NPERR_NO_ERROR) |
| goto abort; |
| |
| m_loadCount++; |
| return true; |
| |
| abort: |
| unloadWithoutShutdown(); |
| return false; |
| } |
| |
| uint16_t PluginPackage::NPVersion() const |
| { |
| return NPVERS_HAS_PLUGIN_THREAD_ASYNC_CALL; |
| } |
| } |