Imported WebKit commit 68645295d2e3e09af2c942f092556f06aa5f8b0d (http://svn.webkit.org/repository/webkit/trunk@128073)

New snapshot

1 files changed, 182 insertions, 0 deletions

diff --git a/Source/WebKit2/WebProcess/soup/WebProcessSoup.cpp b/Source/WebKit2/WebProcess/soup/WebProcessSoup.cpp
new file mode 100644
index 000000000..365236b09
--- /dev/null
+++ b/Source/WebKit2/WebProcess/soup/WebProcessSoup.cpp
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+/*
+ * Copyright (C) 2010 Apple Inc. All rights reserved.
+ * Portions Copyright (c) 2011 Motorola Mobility, 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 MOTOROLA INC. AND ITS CONTRIBUTORS ``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 MOTOROLA INC. OR ITS 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 "WebProcess.h"
+
+#define LIBSOUP_USE_UNSTABLE_REQUEST_API
+
+#include "WebProcessCreationParameters.h"
+#include <WebCore/FileSystem.h>
+#include <WebCore/Language.h>
+#include <WebCore/MemoryCache.h>
+#include <WebCore/PageCache.h>
+#include <WebCore/ResourceHandle.h>
+#include <libsoup/soup-cache.h>
+#include <wtf/gobject/GOwnPtr.h>
+#include <wtf/gobject/GRefPtr.h>
+#include <wtf/text/CString.h>
+#include <wtf/text/StringBuilder.h>
+
+namespace WebKit {
+
+static uint64_t getCacheDiskFreeSize(SoupCache* cache)
+{
+    ASSERT(cache);
+
+    GOwnPtr<char> cacheDir;
+    g_object_get(G_OBJECT(cache), "cache-dir", &cacheDir.outPtr(), NULL);
+    if (!cacheDir)
+        return 0;
+
+    return WebCore::getVolumeFreeSizeForPath(cacheDir.get());
+}
+
+static uint64_t getMemorySize()
+{
+    static uint64_t kDefaultMemorySize = 512;
+#if !OS(WINDOWS)
+    long pageSize = sysconf(_SC_PAGESIZE);
+    if (pageSize == -1)
+        return kDefaultMemorySize;
+
+    long physPages = sysconf(_SC_PHYS_PAGES);
+    if (physPages == -1)
+        return kDefaultMemorySize;
+
+    return ((pageSize / 1024) * physPages) / 1024;
+#else
+    // Fallback to default for other platforms.
+    return kDefaultMemorySize;
+#endif
+}
+
+void WebProcess::platformSetCacheModel(CacheModel cacheModel)
+{
+    unsigned cacheTotalCapacity = 0;
+    unsigned cacheMinDeadCapacity = 0;
+    unsigned cacheMaxDeadCapacity = 0;
+    double deadDecodedDataDeletionInterval = 0;
+    unsigned pageCacheCapacity = 0;
+
+    unsigned long urlCacheMemoryCapacity = 0;
+    unsigned long urlCacheDiskCapacity = 0;
+
+    SoupSession* session = WebCore::ResourceHandle::defaultSession();
+    SoupCache* cache = SOUP_CACHE(soup_session_get_feature(session, SOUP_TYPE_CACHE));
+    uint64_t diskFreeSize = getCacheDiskFreeSize(cache) / 1024 / 1024;
+
+    uint64_t memSize = getMemorySize();
+    calculateCacheSizes(cacheModel, memSize, diskFreeSize,
+                        cacheTotalCapacity, cacheMinDeadCapacity, cacheMaxDeadCapacity, deadDecodedDataDeletionInterval,
+                        pageCacheCapacity, urlCacheMemoryCapacity, urlCacheDiskCapacity);
+
+    WebCore::memoryCache()->setCapacities(cacheMinDeadCapacity, cacheMaxDeadCapacity, cacheTotalCapacity);
+    WebCore::memoryCache()->setDeadDecodedDataDeletionInterval(deadDecodedDataDeletionInterval);
+    WebCore::pageCache()->setCapacity(pageCacheCapacity);
+
+    if (urlCacheDiskCapacity > soup_cache_get_max_size(cache))
+        soup_cache_set_max_size(cache, urlCacheDiskCapacity);
+}
+
+void WebProcess::platformClearResourceCaches(ResourceCachesToClear cachesToClear)
+{
+    if (cachesToClear == InMemoryResourceCachesOnly)
+        return;
+
+    SoupSession* session = WebCore::ResourceHandle::defaultSession();
+    soup_cache_clear(SOUP_CACHE(soup_session_get_feature(session, SOUP_TYPE_CACHE)));
+}
+
+// This function is based on Epiphany code in ephy-embed-prefs.c.
+static CString buildAcceptLanguages(Vector<String> languages)
+{
+    // Ignore "C" locale.
+    size_t position = languages.find("c");
+    if (position != notFound)
+        languages.remove(position);
+
+    // Fallback to "en" if the list is empty.
+    if (languages.isEmpty())
+        return "en";
+
+    // Calculate deltas for the quality values.
+    int delta;
+    if (languages.size() < 10)
+        delta = 10;
+    else if (languages.size() < 20)
+        delta = 5;
+    else
+        delta = 1;
+
+    // Set quality values for each language.
+    StringBuilder builder;
+    for (size_t i = 0; i < languages.size(); ++i) {
+        if (i)
+            builder.append(", ");
+
+        builder.append(languages[i]);
+
+        int quality = 100 - i * delta;
+        if (quality > 0 && quality < 100) {
+            char buffer[8];
+            g_ascii_formatd(buffer, 8, "%.2f", quality / 100.0);
+            builder.append(String::format(";q=%s", buffer));
+        }
+    }
+
+    return builder.toString().utf8();
+}
+
+static void setSoupSessionAcceptLanguage(Vector<String> languages)
+{
+    g_object_set(WebCore::ResourceHandle::defaultSession(), "accept-language", buildAcceptLanguages(languages).data(), NULL);
+}
+
+static void languageChanged(void*)
+{
+    setSoupSessionAcceptLanguage(WebCore::userPreferredLanguages());
+}
+
+void WebProcess::platformInitializeWebProcess(const WebProcessCreationParameters& parameters, CoreIPC::ArgumentDecoder*)
+{
+    if (!parameters.languages.isEmpty())
+        setSoupSessionAcceptLanguage(parameters.languages);
+
+    WebCore::addLanguageChangeObserver(this, languageChanged);
+}
+
+void WebProcess::platformTerminate()
+{
+    SoupSession* session = WebCore::ResourceHandle::defaultSession();
+    SoupCache* cache = SOUP_CACHE(soup_session_get_feature(session, SOUP_TYPE_CACHE));
+    soup_cache_flush(cache);
+    soup_cache_dump(cache);
+
+    WebCore::removeLanguageChangeObserver(this);
+}
+
+} // namespace WebKit