Add API to set render process preferences
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63
atom/browser/render_process_preferences.cc
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63
atom/browser/render_process_preferences.cc
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// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/browser/render_process_preferences.h"
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#include "atom/common/api/api_messages.h"
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#include "content/public/browser/notification_service.h"
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#include "content/public/browser/notification_types.h"
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#include "content/public/browser/render_process_host.h"
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namespace atom {
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RenderProcessPreferences::RenderProcessPreferences(const Predicate& predicate)
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: predicate_(predicate),
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next_id_(0),
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cache_needs_update_(true) {
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registrar_.Add(this,
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content::NOTIFICATION_RENDERER_PROCESS_CREATED,
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content::NotificationService::AllBrowserContextsAndSources());
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}
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RenderProcessPreferences::~RenderProcessPreferences() {
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}
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int RenderProcessPreferences::AddEntry(const base::DictionaryValue& entry) {
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int id = ++next_id_;
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entries_[id] = entry.CreateDeepCopy();
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cache_needs_update_ = true;
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return id;
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}
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void RenderProcessPreferences::RemoveEntry(int id) {
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cache_needs_update_ = true;
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entries_.erase(id);
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}
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void RenderProcessPreferences::Observe(
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int type,
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const content::NotificationSource& source,
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const content::NotificationDetails& details) {
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DCHECK_EQ(type, content::NOTIFICATION_RENDERER_PROCESS_CREATED);
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content::RenderProcessHost* process =
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content::Source<content::RenderProcessHost>(source).ptr();
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if (!predicate_.Run(process))
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return;
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UpdateCache();
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process->Send(new AtomMsg_UpdatePreferences(cached_entries_));
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}
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void RenderProcessPreferences::UpdateCache() {
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if (!cache_needs_update_)
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return;
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cached_entries_.Clear();
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for (const auto& iter : entries_)
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cached_entries_.Append(iter.second->CreateDeepCopy());
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cache_needs_update_ = false;
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}
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} // namespace atom
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