Wed, 31 Dec 2014 06:09:35 +0100
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
michael@0 | 1 | /* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
michael@0 | 2 | * |
michael@0 | 3 | * This Source Code Form is subject to the terms of the Mozilla Public |
michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
michael@0 | 5 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
michael@0 | 6 | |
michael@0 | 7 | #include "nsISupports.idl" |
michael@0 | 8 | |
michael@0 | 9 | interface nsIArray; |
michael@0 | 10 | interface nsIFile; |
michael@0 | 11 | interface nsIURI; |
michael@0 | 12 | |
michael@0 | 13 | /** |
michael@0 | 14 | * Application caches can store a set of namespace entries that affect |
michael@0 | 15 | * loads from the application cache. If a load from the cache fails |
michael@0 | 16 | * to match an exact cache entry, namespaces entries will be searched |
michael@0 | 17 | * for a substring match, and should be applied appropriately. |
michael@0 | 18 | */ |
michael@0 | 19 | [scriptable, uuid(96e4c264-2065-4ce9-93bb-43734c62c4eb)] |
michael@0 | 20 | interface nsIApplicationCacheNamespace : nsISupports |
michael@0 | 21 | { |
michael@0 | 22 | /** |
michael@0 | 23 | * Items matching this namespace can be fetched from the network |
michael@0 | 24 | * when loading from this cache. The "data" attribute is unused. |
michael@0 | 25 | */ |
michael@0 | 26 | const unsigned long NAMESPACE_BYPASS = 1 << 0; |
michael@0 | 27 | |
michael@0 | 28 | /** |
michael@0 | 29 | * Items matching this namespace can be fetched from the network |
michael@0 | 30 | * when loading from this cache. If the load fails, the cache entry |
michael@0 | 31 | * specified by the "data" attribute should be loaded instead. |
michael@0 | 32 | */ |
michael@0 | 33 | const unsigned long NAMESPACE_FALLBACK = 1 << 1; |
michael@0 | 34 | |
michael@0 | 35 | /** |
michael@0 | 36 | * Items matching this namespace should be cached |
michael@0 | 37 | * opportunistically. Successful toplevel loads of documents |
michael@0 | 38 | * in this namespace should be placed in the application cache. |
michael@0 | 39 | * Namespaces specifying NAMESPACE_OPPORTUNISTIC may also specify |
michael@0 | 40 | * NAMESPACE_FALLBACK to supply a fallback entry. |
michael@0 | 41 | */ |
michael@0 | 42 | const unsigned long NAMESPACE_OPPORTUNISTIC = 1 << 2; |
michael@0 | 43 | |
michael@0 | 44 | /** |
michael@0 | 45 | * Initialize the namespace. |
michael@0 | 46 | */ |
michael@0 | 47 | void init(in unsigned long itemType, |
michael@0 | 48 | in ACString namespaceSpec, |
michael@0 | 49 | in ACString data); |
michael@0 | 50 | |
michael@0 | 51 | /** |
michael@0 | 52 | * The namespace type. |
michael@0 | 53 | */ |
michael@0 | 54 | readonly attribute unsigned long itemType; |
michael@0 | 55 | |
michael@0 | 56 | /** |
michael@0 | 57 | * The prefix of this namespace. This should be the asciiSpec of the |
michael@0 | 58 | * URI prefix. |
michael@0 | 59 | */ |
michael@0 | 60 | readonly attribute ACString namespaceSpec; |
michael@0 | 61 | |
michael@0 | 62 | /** |
michael@0 | 63 | * Data associated with this namespace, such as a fallback. URI data should |
michael@0 | 64 | * use the asciiSpec of the URI. |
michael@0 | 65 | */ |
michael@0 | 66 | readonly attribute ACString data; |
michael@0 | 67 | }; |
michael@0 | 68 | |
michael@0 | 69 | /** |
michael@0 | 70 | * Application caches store resources for offline use. Each |
michael@0 | 71 | * application cache has a unique client ID for use with |
michael@0 | 72 | * nsICacheService::openSession() to access the cache's entries. |
michael@0 | 73 | * |
michael@0 | 74 | * Each entry in the application cache can be marked with a set of |
michael@0 | 75 | * types, as discussed in the WHAT-WG offline applications |
michael@0 | 76 | * specification. |
michael@0 | 77 | * |
michael@0 | 78 | * All application caches with the same group ID belong to a cache |
michael@0 | 79 | * group. Each group has one "active" cache that will service future |
michael@0 | 80 | * loads. Inactive caches will be removed from the cache when they are |
michael@0 | 81 | * no longer referenced. |
michael@0 | 82 | */ |
michael@0 | 83 | [scriptable, uuid(06568DAE-C374-4383-A122-0CC96C7177F2)] |
michael@0 | 84 | interface nsIApplicationCache : nsISupports |
michael@0 | 85 | { |
michael@0 | 86 | /** |
michael@0 | 87 | * Init this application cache instance to just hold the group ID and |
michael@0 | 88 | * the client ID to work just as a handle to the real cache. Used on |
michael@0 | 89 | * content process to simplify the application cache code. |
michael@0 | 90 | */ |
michael@0 | 91 | void initAsHandle(in ACString groupId, in ACString clientId); |
michael@0 | 92 | |
michael@0 | 93 | /** |
michael@0 | 94 | * Entries in an application cache can be marked as one or more of |
michael@0 | 95 | * the following types. |
michael@0 | 96 | */ |
michael@0 | 97 | |
michael@0 | 98 | /* This item is the application manifest. */ |
michael@0 | 99 | const unsigned long ITEM_MANIFEST = 1 << 0; |
michael@0 | 100 | |
michael@0 | 101 | /* This item was explicitly listed in the application manifest. */ |
michael@0 | 102 | const unsigned long ITEM_EXPLICIT = 1 << 1; |
michael@0 | 103 | |
michael@0 | 104 | /* This item was navigated in a toplevel browsing context, and |
michael@0 | 105 | * named this cache's group as its manifest. */ |
michael@0 | 106 | const unsigned long ITEM_IMPLICIT = 1 << 2; |
michael@0 | 107 | |
michael@0 | 108 | /* This item was added by the dynamic scripting API */ |
michael@0 | 109 | const unsigned long ITEM_DYNAMIC = 1 << 3; |
michael@0 | 110 | |
michael@0 | 111 | /* This item was listed in the application manifest, but named a |
michael@0 | 112 | * different cache group as its manifest. */ |
michael@0 | 113 | const unsigned long ITEM_FOREIGN = 1 << 4; |
michael@0 | 114 | |
michael@0 | 115 | /* This item was listed as a fallback entry. */ |
michael@0 | 116 | const unsigned long ITEM_FALLBACK = 1 << 5; |
michael@0 | 117 | |
michael@0 | 118 | /* This item matched an opportunistic cache namespace and was |
michael@0 | 119 | * cached accordingly. */ |
michael@0 | 120 | const unsigned long ITEM_OPPORTUNISTIC = 1 << 6; |
michael@0 | 121 | |
michael@0 | 122 | /** |
michael@0 | 123 | * URI of the manfiest specifying this application cache. |
michael@0 | 124 | **/ |
michael@0 | 125 | readonly attribute nsIURI manifestURI; |
michael@0 | 126 | |
michael@0 | 127 | /** |
michael@0 | 128 | * The group ID for this cache group. It is an internally generated string |
michael@0 | 129 | * and cannot be used as manifest URL spec. |
michael@0 | 130 | **/ |
michael@0 | 131 | readonly attribute ACString groupID; |
michael@0 | 132 | |
michael@0 | 133 | /** |
michael@0 | 134 | * The client ID for this application cache. Clients can open a |
michael@0 | 135 | * session with nsICacheService::createSession() using this client |
michael@0 | 136 | * ID and a storage policy of STORE_OFFLINE to access this cache. |
michael@0 | 137 | */ |
michael@0 | 138 | readonly attribute ACString clientID; |
michael@0 | 139 | |
michael@0 | 140 | /** |
michael@0 | 141 | * TRUE if the cache is the active cache for this group. |
michael@0 | 142 | */ |
michael@0 | 143 | readonly attribute boolean active; |
michael@0 | 144 | |
michael@0 | 145 | /** |
michael@0 | 146 | * The disk usage of the application cache, in bytes. |
michael@0 | 147 | */ |
michael@0 | 148 | readonly attribute unsigned long usage; |
michael@0 | 149 | |
michael@0 | 150 | /** |
michael@0 | 151 | * Makes this cache the active application cache for this group. |
michael@0 | 152 | * Future loads associated with this group will come from this |
michael@0 | 153 | * cache. Other caches from this cache group will be deactivated. |
michael@0 | 154 | */ |
michael@0 | 155 | void activate(); |
michael@0 | 156 | |
michael@0 | 157 | /** |
michael@0 | 158 | * Discard this application cache. Removes all cached resources |
michael@0 | 159 | * for this cache. If this is the active application cache for the |
michael@0 | 160 | * group, the group will be removed. |
michael@0 | 161 | */ |
michael@0 | 162 | void discard(); |
michael@0 | 163 | |
michael@0 | 164 | /** |
michael@0 | 165 | * Adds item types to a given entry. |
michael@0 | 166 | */ |
michael@0 | 167 | void markEntry(in ACString key, in unsigned long typeBits); |
michael@0 | 168 | |
michael@0 | 169 | /** |
michael@0 | 170 | * Removes types from a given entry. If the resulting entry has |
michael@0 | 171 | * no types left, the entry is removed. |
michael@0 | 172 | */ |
michael@0 | 173 | void unmarkEntry(in ACString key, in unsigned long typeBits); |
michael@0 | 174 | |
michael@0 | 175 | /** |
michael@0 | 176 | * Gets the types for a given entry. |
michael@0 | 177 | */ |
michael@0 | 178 | unsigned long getTypes(in ACString key); |
michael@0 | 179 | |
michael@0 | 180 | /** |
michael@0 | 181 | * Returns any entries in the application cache whose type matches |
michael@0 | 182 | * one or more of the bits in typeBits. |
michael@0 | 183 | */ |
michael@0 | 184 | void gatherEntries(in uint32_t typeBits, |
michael@0 | 185 | out unsigned long count, |
michael@0 | 186 | [array, size_is(count)] out string keys); |
michael@0 | 187 | |
michael@0 | 188 | /** |
michael@0 | 189 | * Add a set of namespace entries to the application cache. |
michael@0 | 190 | * @param namespaces |
michael@0 | 191 | * An nsIArray of nsIApplicationCacheNamespace entries. |
michael@0 | 192 | */ |
michael@0 | 193 | void addNamespaces(in nsIArray namespaces); |
michael@0 | 194 | |
michael@0 | 195 | /** |
michael@0 | 196 | * Get the most specific namespace matching a given key. |
michael@0 | 197 | */ |
michael@0 | 198 | nsIApplicationCacheNamespace getMatchingNamespace(in ACString key); |
michael@0 | 199 | |
michael@0 | 200 | /** |
michael@0 | 201 | * If set, this offline cache is placed in a different directory |
michael@0 | 202 | * than the current application profile. |
michael@0 | 203 | */ |
michael@0 | 204 | readonly attribute nsIFile profileDirectory; |
michael@0 | 205 | }; |