1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_INTENTS_WEB_INTENTS_REGISTRY_H_
#define CHROME_BROWSER_INTENTS_WEB_INTENTS_REGISTRY_H_
#pragma once
#include "base/callback_forward.h"
#include "base/hash_tables.h"
#include "base/memory/ref_counted.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/profiles/profile_keyed_service.h"
#include "chrome/browser/webdata/web_data_service.h"
#include "webkit/glue/web_intent_service_data.h"
struct DefaultWebIntentService;
// Handles storing and retrieving of web intents services in the web database.
// The registry provides filtering logic to retrieve specific types of services.
class WebIntentsRegistry
: public WebDataServiceConsumer,
public ProfileKeyedService {
public:
typedef std::vector<webkit_glue::WebIntentServiceData> IntentServiceList;
// Callback used by WebIntentsRegistry to return results of data fetch.
typedef base::Callback<void(const IntentServiceList&)>
QueryCallback;
// Callback to return results of a defaults query.
typedef base::Callback<void(const DefaultWebIntentService&)>
DefaultQueryCallback;
// Initializes, binds to a valid WebDataService.
void Initialize(scoped_refptr<WebDataService> wds,
ExtensionServiceInterface* extension_service);
// Registers a service.
virtual void RegisterIntentService(
const webkit_glue::WebIntentServiceData& service);
// Removes a service from the registry.
void UnregisterIntentService(
const webkit_glue::WebIntentServiceData& service);
// Requests all services matching |action| and |mimetype|.
// |mimetype| can contain wildcards, i.e. "image/*" or "*".
// |callback| must not be null.
void GetIntentServices(const string16& action,
const string16& mimetype,
const QueryCallback& callback);
// Requests all services.
// |callback| must not be null.
void GetAllIntentServices(const QueryCallback& callback);
// Tests for the existence of the given |service|. Calls the
// provided |callback| with true if it exists, false if it does not.
// Checks for |service| equality with ==.
// |callback| must not be null.
void IntentServiceExists(
const webkit_glue::WebIntentServiceData& service,
const base::Callback<void(bool)>& callback);
// Requests all extension services matching |action|, |mimetype| and
// |extension_id|.
// |mimetype| must conform to definition as outlined for GetIntentServices.
// |callback| must not be null.
void GetIntentServicesForExtensionFilter(const string16& action,
const string16& mimetype,
const std::string& extension_id,
const QueryCallback& callback);
// Record the given default service entry.
virtual void RegisterDefaultIntentService(
const DefaultWebIntentService& default_service);
// Delete the given default service entry. Deletes entries matching
// the |action|, |type|, and |url_pattern| of |default_service|.
virtual void UnregisterDefaultIntentService(
const DefaultWebIntentService& default_service);
// Requests the best default intent service for the given invocation
// parameters.
// |callback| must not be null.
void GetDefaultIntentService(const string16& action,
const string16& type,
const GURL& invoking_url,
const DefaultQueryCallback& callback);
protected:
// Make sure that only WebIntentsRegistryFactory can create an instance of
// WebIntentsRegistry.
friend class WebIntentsRegistryFactory;
friend class WebIntentsRegistryTest;
friend class WebIntentsModelTest;
FRIEND_TEST_ALL_PREFIXES(WebIntentsRegistryTest, CollapseIntents);
WebIntentsRegistry();
virtual ~WebIntentsRegistry();
// Collapses a list of IntentServices by joining intents that have identical
// service URLs, actions, and mime types.
// |services| is the list of intent services to be collapsed when passed in
// and will be modified with the new list in-place.
void CollapseIntents(IntentServiceList* services);
private:
const Extension* ExtensionForURL(const std::string& url);
struct IntentsQuery;
// Maps web data requests to intents queries.
// Allows OnWebDataServiceRequestDone to forward to appropriate consumer.
typedef base::hash_map<WebDataService::Handle, IntentsQuery*> QueryMap;
// WebDataServiceConsumer implementation.
virtual void OnWebDataServiceRequestDone(
WebDataService::Handle h,
const WDTypedResult* result) OVERRIDE;
// Delegate for defaults requests from OnWebDataServiceRequestDone.
virtual void OnWebDataServiceDefaultsRequestDone(
WebDataService::Handle h,
const WDTypedResult* result);
// Implementation of GetIntentServicesForExtensionFilter.
void DoGetIntentServicesForExtensionFilter(scoped_ptr<IntentsQuery> query,
const std::string& extension_id);
// Map for all in-flight web data requests/intent queries.
QueryMap queries_;
// Local reference to Web Data Service.
scoped_refptr<WebDataService> wds_;
// Local reference to the ExtensionService.
// Shutdown/cleanup is handled by ProfileImpl. We are guaranteed that any
// ProfileKeyedService will be shut down before data on ProfileImpl is
// destroyed (i.e. |extension_service_|), so |extension_service_| is valid
// for the lifetime of the WebIntentsRegistry object.
ExtensionServiceInterface* extension_service_;
DISALLOW_COPY_AND_ASSIGN(WebIntentsRegistry);
};
#endif // CHROME_BROWSER_INTENTS_WEB_INTENTS_REGISTRY_H_
|
