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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
/*
* Copyright (C) 2023 Yomitan Authors
* Copyright (C) 2016-2022 Yomichan Authors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import {deserializeError, isObject} from '../core.js';
import {ArrayBufferUtil} from '../data/sandbox/array-buffer-util.js';
export class OffscreenProxy {
constructor() {
this._creatingOffscreen = null;
}
// https://developer.chrome.com/docs/extensions/reference/offscreen/
async prepare() {
if (await this._hasOffscreenDocument()) {
return;
}
if (this._creatingOffscreen) {
await this._creatingOffscreen;
return;
}
this._creatingOffscreen = chrome.offscreen.createDocument({
url: 'offscreen.html',
reasons: ['CLIPBOARD'],
justification: 'Access to the clipboard'
});
await this._creatingOffscreen;
this._creatingOffscreen = null;
}
async _hasOffscreenDocument() {
const offscreenUrl = chrome.runtime.getURL('offscreen.html');
if (!chrome.runtime.getContexts) { // chrome version <116
const matchedClients = await clients.matchAll();
return await matchedClients.some((client) => client.url === offscreenUrl);
}
const contexts = await chrome.runtime.getContexts({
contextTypes: ['OFFSCREEN_DOCUMENT'],
documentUrls: [offscreenUrl]
});
return !!contexts.length;
}
sendMessagePromise(...args) {
return new Promise((resolve, reject) => {
const callback = (response) => {
try {
resolve(this._getMessageResponseResult(response));
} catch (error) {
reject(error);
}
};
chrome.runtime.sendMessage(...args, callback);
});
}
_getMessageResponseResult(response) {
let error = chrome.runtime.lastError;
if (error) {
throw new Error(error.message);
}
if (!isObject(response)) {
throw new Error('Offscreen document did not respond');
}
error = response.error;
if (error) {
throw deserializeError(error);
}
return response.result;
}
}
export class DictionaryDatabaseProxy {
constructor(offscreen) {
this._offscreen = offscreen;
}
prepare() {
return this._offscreen.sendMessagePromise({action: 'databasePrepareOffscreen'});
}
getDictionaryInfo() {
return this._offscreen.sendMessagePromise({action: 'getDictionaryInfoOffscreen'});
}
purge() {
return this._offscreen.sendMessagePromise({action: 'databasePurgeOffscreen'});
}
async getMedia(targets) {
const serializedMedia = await this._offscreen.sendMessagePromise({action: 'databaseGetMediaOffscreen', params: {targets}});
const media = serializedMedia.map((m) => ({...m, content: ArrayBufferUtil.base64ToArrayBuffer(m.content)}));
return media;
}
}
export class TranslatorProxy {
constructor(offscreen) {
this._offscreen = offscreen;
}
prepare(deinflectionReasons) {
return this._offscreen.sendMessagePromise({action: 'translatorPrepareOffscreen', params: {deinflectionReasons}});
}
async findKanji(text, findKanjiOptions) {
const enabledDictionaryMapList = [...findKanjiOptions.enabledDictionaryMap];
const modifiedKanjiOptions = {
...findKanjiOptions,
enabledDictionaryMap: enabledDictionaryMapList
};
return this._offscreen.sendMessagePromise({action: 'findKanjiOffscreen', params: {text, findKanjiOptions: modifiedKanjiOptions}});
}
async findTerms(mode, text, findTermsOptions) {
const {enabledDictionaryMap, excludeDictionaryDefinitions, textReplacements} = findTermsOptions;
const enabledDictionaryMapList = [...enabledDictionaryMap];
const excludeDictionaryDefinitionsList = excludeDictionaryDefinitions ? [...excludeDictionaryDefinitions] : null;
const textReplacementsSerialized = textReplacements.map((group) => {
if (!group) {
return group;
}
return group.map((opt) => ({...opt, pattern: opt.pattern.toString()}));
});
const modifiedFindTermsOptions = {
...findTermsOptions,
enabledDictionaryMap: enabledDictionaryMapList,
excludeDictionaryDefinitions: excludeDictionaryDefinitionsList,
textReplacementsOptions: textReplacementsSerialized
};
return this._offscreen.sendMessagePromise({action: 'findTermsOffscreen', params: {mode, text, findTermsOptions: modifiedFindTermsOptions}});
}
async getTermFrequencies(termReadingList, dictionaries) {
return this._offscreen.sendMessagePromise({action: 'getTermFrequenciesOffscreen', params: {termReadingList, dictionaries}});
}
clearDatabaseCaches() {
return this._offscreen.sendMessagePromise({action: 'clearDatabaseCachesOffscreen'});
}
}
export class ClipboardReaderProxy {
constructor(offscreen) {
this._offscreen = offscreen;
}
async getText(useRichText) {
return this._offscreen.sendMessagePromise({action: 'clipboardGetTextOffscreen', params: {useRichText}});
}
async getImage() {
return this._offscreen.sendMessagePromise({action: 'clipboardGetImageOffscreen'});
}
}
|