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
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
/*
* Copyright (C) 2016-2020 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* 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/>.
*/
class Frontend extends TextScanner {
constructor(popup, ignoreNodes) {
super(
window,
ignoreNodes,
popup.isProxy() ? [] : [popup.getContainer()],
[(x, y) => this.popup.containsPoint(x, y)]
);
this.popup = popup;
this.options = null;
this.optionsContext = {
depth: popup.depth,
url: popup.url
};
this._orphaned = true;
this._lastShowPromise = Promise.resolve();
}
async prepare() {
try {
await this.updateOptions();
yomichan.on('orphaned', () => this.onOrphaned());
yomichan.on('optionsUpdate', () => this.updateOptions());
chrome.runtime.onMessage.addListener(this.onRuntimeMessage.bind(this));
} catch (e) {
this.onError(e);
}
}
async onResize() {
const textSource = this.textSourceCurrent;
if (textSource !== null && await this.popup.isVisible()) {
this._lastShowPromise = this.popup.showContent(
textSource.getRect(),
textSource.getWritingMode()
);
}
}
onWindowMessage(e) {
const action = e.data;
const handler = Frontend._windowMessageHandlers.get(action);
if (typeof handler !== 'function') { return false; }
handler(this);
}
onRuntimeMessage({action, params}, sender, callback) {
const handler = Frontend._runtimeMessageHandlers.get(action);
if (typeof handler !== 'function') { return false; }
const result = handler(this, params, sender);
callback(result);
return false;
}
onOrphaned() {
this._orphaned = true;
}
getMouseEventListeners() {
return [
...super.getMouseEventListeners(),
[window, 'message', this.onWindowMessage.bind(this)],
[window, 'resize', this.onResize.bind(this)]
];
}
async updateOptions() {
this.setOptions(await apiOptionsGet(this.getOptionsContext()));
await this.popup.setOptions(this.options);
}
async onSearchSource(textSource, cause) {
let results = null;
try {
if (textSource !== null) {
results = (
await this.findTerms(textSource) ||
await this.findKanji(textSource)
);
if (results !== null) {
const focus = (cause === 'mouse');
this.showContent(textSource, focus, results.definitions, results.type);
}
}
} catch (e) {
if (this._orphaned) {
if (textSource !== null && this.options.scanning.modifier !== 'none') {
this._lastShowPromise = this.popup.showContent(
textSource.getRect(),
textSource.getWritingMode(),
'orphaned'
);
}
} else {
this.onError(e);
}
} finally {
if (results === null && this.options.scanning.autoHideResults) {
this.onSearchClear(true);
}
}
return results;
}
showContent(textSource, focus, definitions, type) {
const sentence = docSentenceExtract(textSource, this.options.anki.sentenceExt);
const url = window.location.href;
this._lastShowPromise = this.popup.showContent(
textSource.getRect(),
textSource.getWritingMode(),
type,
{definitions, context: {sentence, url, focus, disableHistory: true}}
);
}
showContentCompleted() {
return this._lastShowPromise;
}
async findTerms(textSource) {
this.setTextSourceScanLength(textSource, this.options.scanning.length);
const searchText = textSource.text();
if (searchText.length === 0) { return null; }
const {definitions, length} = await apiTermsFind(searchText, {}, this.getOptionsContext());
if (definitions.length === 0) { return null; }
textSource.setEndOffset(length);
return {definitions, type: 'terms'};
}
async findKanji(textSource) {
this.setTextSourceScanLength(textSource, 1);
const searchText = textSource.text();
if (searchText.length === 0) { return null; }
const definitions = await apiKanjiFind(searchText, this.getOptionsContext());
if (definitions.length === 0) { return null; }
return {definitions, type: 'kanji'};
}
onSearchClear(changeFocus) {
this.popup.hide(changeFocus);
this.popup.clearAutoPlayTimer();
super.onSearchClear(changeFocus);
}
getOptionsContext() {
this.optionsContext.url = this.popup.url;
return this.optionsContext;
}
}
Frontend._windowMessageHandlers = new Map([
['popupClose', (self) => self.onSearchClear(true)],
['selectionCopy', () => document.execCommand('copy')]
]);
Frontend._runtimeMessageHandlers = new Map([
['popupSetVisibleOverride', (self, {visible}) => { self.popup.setVisibleOverride(visible); }]
]);
|