Code drop from //branches/cupcake/...@124589

1 files changed, 220 insertions, 0 deletions

diff --git a/WebCore/plugins/qt/PluginPackageQt.cpp b/WebCore/plugins/qt/PluginPackageQt.cpp
new file mode 100644
index 0000000..423c4e1
--- /dev/null
+++ b/WebCore/plugins/qt/PluginPackageQt.cpp
@@ -0,0 +1,220 @@
+/*
+ * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.
+ * Copyright (C) 2008 Collabora Ltd. 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 "CString.h"
+#include "MIMETypeRegistry.h"
+#include "NotImplemented.h"
+#include "npruntime_impl.h"
+#include "PluginDatabase.h"
+#include "PluginDebug.h"
+
+namespace WebCore {
+
+void PluginPackage::determineQuirks(const String& mimeType)
+{
+    if (MIMETypeRegistry::isJavaAppletMIMEType(mimeType)) {
+        // Because a single process cannot create multiple VMs, and we cannot reliably unload a
+        // Java VM, we cannot unload the Java plugin, or we'll lose reference to our only VM
+        m_quirks.add(PluginQuirkDontUnloadPlugin);
+
+        // Setting the window region to an empty region causes bad scrolling repaint problems
+        // with the Java plug-in.
+        m_quirks.add(PluginQuirkDontClipToZeroRectWhenScrolling);
+    }
+    
+    if (mimeType == "application/x-shockwave-flash") {
+        // The flash plugin only requests windowless plugins if we return a mozilla user agent
+        m_quirks.add(PluginQuirkWantsMozillaUserAgent);
+        m_quirks.add(PluginQuirkThrottleInvalidate);
+        m_quirks.add(PluginQuirkThrottleWMUserPlusOneMessages);
+        m_quirks.add(PluginQuirkFlashURLNotifyBug);
+    }
+
+}
+
+bool PluginPackage::fetchInfo()
+{
+    if (!load())
+        return false;
+
+    NPP_GetValueProcPtr gv = (NPP_GetValueProcPtr)m_module->resolve("NP_GetValue");
+    typedef char *(*NPP_GetMIMEDescriptionProcPtr)();
+    NPP_GetMIMEDescriptionProcPtr gm =
+        (NPP_GetMIMEDescriptionProcPtr)m_module->resolve("NP_GetMIMEDescription");
+    if (!gm || !gv) {
+        return false;
+    }
+    char *buf = 0;
+    NPError err = gv(0, NPPVpluginNameString, (void *)&buf);
+    if (err != NPERR_NO_ERROR) {
+        return false;
+    }
+    m_name = buf;
+    err = gv(0, NPPVpluginDescriptionString, (void *)&buf);
+    if (err != NPERR_NO_ERROR) {
+        return false;
+    }
+    m_description = buf;
+
+    String s = gm();
+    Vector<String> types;
+    s.split(UChar(';'), false, types);
+    for (int i = 0; i < types.size(); ++i) {
+        Vector<String> mime;
+        types[i].split(UChar(':'), true, mime); 
+        if (mime.size() > 0) {
+            Vector<String> exts;
+            if (mime.size() > 1)
+                mime[1].split(UChar(','), false, exts);
+            determineQuirks(mime[0]);
+            m_mimeToExtensions.add(mime[0], exts);
+            if (mime.size() > 2)
+                m_mimeToDescriptions.add(mime[0], mime[2]);
+        }
+    }
+
+    return true;
+}
+
+bool PluginPackage::load()
+{
+    if (m_isLoaded) {
+        m_loadCount++;
+        return true;
+    }
+
+    m_module = new QLibrary((QString)m_path);
+    m_module->setLoadHints(QLibrary::ResolveAllSymbolsHint);
+    if (!m_module->load()) {
+        LOG(Plugin, "%s not loaded", m_path.utf8().data());
+        return false;
+    }
+
+    m_isLoaded = true;
+
+    NP_InitializeFuncPtr NP_Initialize;
+    NPError npErr;
+
+    NP_Initialize = (NP_InitializeFuncPtr)m_module->resolve("NP_Initialize");
+    m_NPP_Shutdown = (NPP_ShutdownProcPtr)m_module->resolve("NP_Shutdown");
+
+    if (!NP_Initialize || !m_NPP_Shutdown)
+        goto abort;
+
+    memset(&m_pluginFuncs, 0, sizeof(m_pluginFuncs));
+    m_pluginFuncs.size = sizeof(m_pluginFuncs);
+
+    m_browserFuncs.size = sizeof (m_browserFuncs);
+    m_browserFuncs.version = NP_VERSION_MINOR;
+    m_browserFuncs.geturl = NPN_GetURL;
+    m_browserFuncs.posturl = NPN_PostURL;
+    m_browserFuncs.requestread = NPN_RequestRead;
+    m_browserFuncs.newstream = NPN_NewStream;
+    m_browserFuncs.write = NPN_Write;
+    m_browserFuncs.destroystream = NPN_DestroyStream;
+    m_browserFuncs.status = NPN_Status;
+    m_browserFuncs.uagent = NPN_UserAgent;
+    m_browserFuncs.memalloc = NPN_MemAlloc;
+    m_browserFuncs.memfree = NPN_MemFree;
+    m_browserFuncs.memflush = NPN_MemFlush;
+    m_browserFuncs.reloadplugins = NPN_ReloadPlugins;
+    m_browserFuncs.geturlnotify = NPN_GetURLNotify;
+    m_browserFuncs.posturlnotify = NPN_PostURLNotify;
+    m_browserFuncs.getvalue = NPN_GetValue;
+    m_browserFuncs.setvalue = NPN_SetValue;
+    m_browserFuncs.invalidaterect = NPN_InvalidateRect;
+    m_browserFuncs.invalidateregion = NPN_InvalidateRegion;
+    m_browserFuncs.forceredraw = NPN_ForceRedraw;
+    m_browserFuncs.getJavaEnv = NPN_GetJavaEnv;
+    m_browserFuncs.getJavaPeer = NPN_GetJavaPeer;
+    m_browserFuncs.pushpopupsenabledstate = NPN_PushPopupsEnabledState;
+    m_browserFuncs.poppopupsenabledstate = NPN_PopPopupsEnabledState;
+
+    m_browserFuncs.releasevariantvalue = _NPN_ReleaseVariantValue;
+    m_browserFuncs.getstringidentifier = _NPN_GetStringIdentifier;
+    m_browserFuncs.getstringidentifiers = _NPN_GetStringIdentifiers;
+    m_browserFuncs.getintidentifier = _NPN_GetIntIdentifier;
+    m_browserFuncs.identifierisstring = _NPN_IdentifierIsString;
+    m_browserFuncs.utf8fromidentifier = _NPN_UTF8FromIdentifier;
+    m_browserFuncs.createobject = _NPN_CreateObject;
+    m_browserFuncs.retainobject = _NPN_RetainObject;
+    m_browserFuncs.releaseobject = _NPN_ReleaseObject;
+    m_browserFuncs.invoke = _NPN_Invoke;
+    m_browserFuncs.invokeDefault = _NPN_InvokeDefault;
+    m_browserFuncs.evaluate = _NPN_Evaluate;
+    m_browserFuncs.getproperty = _NPN_GetProperty;
+    m_browserFuncs.setproperty = _NPN_SetProperty;
+    m_browserFuncs.removeproperty = _NPN_RemoveProperty;
+    m_browserFuncs.hasproperty = _NPN_HasMethod;
+    m_browserFuncs.hasmethod = _NPN_HasProperty;
+    m_browserFuncs.setexception = _NPN_SetException;
+    m_browserFuncs.enumerate = _NPN_Enumerate;
+    m_browserFuncs.construct = _NPN_Construct;
+
+#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;
+}
+
+unsigned PluginPackage::hash() const
+{ 
+    unsigned hashCodes[2] = {
+        m_path.impl()->hash(),
+        m_lastModified
+    };
+
+    return StringImpl::computeHash(reinterpret_cast<UChar*>(hashCodes), 2 * sizeof(unsigned) / sizeof(UChar));
+}
+
+bool PluginPackage::equal(const PluginPackage& a, const PluginPackage& b)
+{
+    return a.m_description == b.m_description;
+}
+
+int PluginPackage::compareFileVersion(const PlatformModuleVersion& compareVersion) const
+{
+    // return -1, 0, or 1 if plug-in version is less than, equal to, or greater than
+    // the passed version
+    if (m_moduleVersion != compareVersion)
+        return m_moduleVersion > compareVersion ? 1 : -1;
+    return 0;
+}
+
+}