summaryrefslogtreecommitdiff
path: root/ext/bg/js/dictionary.js
blob: 2ad6578a04481a5929dbb44da0c2b0445599973d (plain)
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
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
/*
 * Copyright (C) 2016-2020  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/>.
 */

function dictEnabledSet(options) {
    const enabledDictionaryMap = new Map();
    for (const [title, {enabled, priority, allowSecondarySearches}] of Object.entries(options.dictionaries)) {
        if (!enabled) { continue; }
        enabledDictionaryMap.set(title, {priority, allowSecondarySearches});
    }
    return enabledDictionaryMap;
}

function dictTermsSort(definitions, dictionaries=null) {
    return definitions.sort((v1, v2) => {
        let i;
        if (dictionaries !== null) {
            const dictionaryInfo1 = dictionaries.get(v1.dictionary);
            const dictionaryInfo2 = dictionaries.get(v2.dictionary);
            const priority1 = typeof dictionaryInfo1 !== 'undefined' ? dictionaryInfo1.priority : 0;
            const priority2 = typeof dictionaryInfo2 !== 'undefined' ? dictionaryInfo2.priority : 0;
            i = priority2 - priority1;
            if (i !== 0) { return i; }
        }

        i = v2.source.length - v1.source.length;
        if (i !== 0) { return i; }

        i = v1.reasons.length - v2.reasons.length;
        if (i !== 0) { return i; }

        i = v2.score - v1.score;
        if (i !== 0) { return i; }

        return v2.expression.toString().localeCompare(v1.expression.toString());
    });
}

function dictTermsUndupe(definitions) {
    const definitionGroups = new Map();
    for (const definition of definitions) {
        const id = definition.id;
        const definitionExisting = definitionGroups.get(id);
        if (typeof definitionExisting === 'undefined' || definition.expression.length > definitionExisting.expression.length) {
            definitionGroups.set(id, definition);
        }
    }

    return [...definitionGroups.values()];
}

function dictTermsCompressTags(definitions) {
    let lastDictionary = '';
    let lastPartOfSpeech = '';

    for (const definition of definitions) {
        const dictionary = JSON.stringify(definition.definitionTags.filter((tag) => tag.category === 'dictionary').map((tag) => tag.name).sort());
        const partOfSpeech = JSON.stringify(definition.definitionTags.filter((tag) => tag.category === 'partOfSpeech').map((tag) => tag.name).sort());

        const filterOutCategories = [];

        if (lastDictionary === dictionary) {
            filterOutCategories.push('dictionary');
        } else {
            lastDictionary = dictionary;
            lastPartOfSpeech = '';
        }

        if (lastPartOfSpeech === partOfSpeech) {
            filterOutCategories.push('partOfSpeech');
        } else {
            lastPartOfSpeech = partOfSpeech;
        }

        definition.definitionTags = definition.definitionTags.filter((tag) => !filterOutCategories.includes(tag.category));
    }
}

function dictTermsGroup(definitions, dictionaries) {
    const groups = new Map();
    for (const definition of definitions) {
        const key = [definition.source, definition.expression, ...definition.reasons];
        if (definition.reading) {
            key.push(definition.reading);
        }

        const keyString = key.toString();
        let groupDefinitions = groups.get(keyString);
        if (typeof groupDefinitions === 'undefined') {
            groupDefinitions = [];
            groups.set(keyString, groupDefinitions);
        }

        groupDefinitions.push(definition);
    }

    const results = [];
    for (const groupDefinitions of groups.values()) {
        const firstDef = groupDefinitions[0];
        dictTermsSort(groupDefinitions, dictionaries);
        results.push({
            definitions: groupDefinitions,
            expression: firstDef.expression,
            reading: firstDef.reading,
            furiganaSegments: firstDef.furiganaSegments,
            reasons: firstDef.reasons,
            termTags: firstDef.termTags,
            score: groupDefinitions.reduce((p, v) => v.score > p ? v.score : p, Number.MIN_SAFE_INTEGER),
            source: firstDef.source
        });
    }

    return dictTermsSort(results);
}

function dictTermsMergeBySequence(definitions, mainDictionary) {
    const sequencedDefinitions = new Map();
    const nonSequencedDefinitions = [];
    for (const definition of definitions) {
        const sequence = definition.sequence;
        if (mainDictionary === definition.dictionary && sequence >= 0) {
            let sequencedDefinition = sequencedDefinitions.get(sequence);
            if (typeof sequencedDefinition === 'undefined') {
                sequencedDefinition = {
                    reasons: definition.reasons,
                    score: definition.score,
                    expression: new Set(),
                    reading: new Set(),
                    expressions: new Map(),
                    source: definition.source,
                    dictionary: definition.dictionary,
                    definitions: []
                };
                sequencedDefinitions.set(sequence, sequencedDefinition);
            } else {
                sequencedDefinition.score = Math.max(sequencedDefinition.score, definition.score);
            }
        } else {
            nonSequencedDefinitions.push(definition);
        }
    }

    return [sequencedDefinitions, nonSequencedDefinitions];
}

function dictTermsMergeByGloss(result, definitions, appendTo=null, mergedIndices=null) {
    const definitionsByGloss = appendTo !== null ? appendTo : new Map();

    const resultExpressionsMap = result.expressions;
    const resultExpressionSet = result.expression;
    const resultReadingSet = result.reading;
    const resultSource = result.source;

    for (const [index, definition] of definitions.entries()) {
        const {expression, reading} = definition;

        if (mergedIndices !== null) {
            const expressionMap = resultExpressionsMap.get(expression);
            if (
                typeof expressionMap !== 'undefined' &&
                typeof expressionMap.get(reading) !== 'undefined'
            ) {
                mergedIndices.add(index);
            } else {
                continue;
            }
        }

        const gloss = JSON.stringify(definition.glossary.concat(definition.dictionary));
        let glossDefinition = definitionsByGloss.get(gloss);
        if (typeof glossDefinition === 'undefined') {
            glossDefinition = {
                expression: new Set(),
                reading: new Set(),
                definitionTags: [],
                glossary: definition.glossary,
                source: resultSource,
                reasons: [],
                score: definition.score,
                id: definition.id,
                dictionary: definition.dictionary
            };
            definitionsByGloss.set(gloss, glossDefinition);
        }

        glossDefinition.expression.add(expression);
        glossDefinition.reading.add(reading);

        resultExpressionSet.add(expression);
        resultReadingSet.add(reading);

        for (const tag of definition.definitionTags) {
            if (!glossDefinition.definitionTags.find((existingTag) => existingTag.name === tag.name)) {
                glossDefinition.definitionTags.push(tag);
            }
        }

        if (appendTo === null) {
            /*
                Data layout:
                resultExpressionsMap = new Map([
                    [expression, new Map([
                        [reading, new Map([
                            [tagName, tagInfo],
                            ...
                        ])],
                        ...
                    ])],
                    ...
                ]);
            */
            let readingMap = resultExpressionsMap.get(expression);
            if (typeof readingMap === 'undefined') {
                readingMap = new Map();
                resultExpressionsMap.set(expression, readingMap);
            }

            let termTagsMap = readingMap.get(reading);
            if (typeof termTagsMap === 'undefined') {
                termTagsMap = new Map();
                readingMap.set(reading, termTagsMap);
            }

            for (const tag of definition.termTags) {
                if (!termTagsMap.has(tag.name)) {
                    termTagsMap.set(tag.name, tag);
                }
            }
        }
    }

    for (const definition of definitionsByGloss.values()) {
        const only = [];
        const expressionSet = definition.expression;
        const readingSet = definition.reading;
        if (!areSetsEqual(expressionSet, resultExpressionSet)) {
            only.push(...getSetIntersection(expressionSet, resultExpressionSet));
        }
        if (!areSetsEqual(readingSet, resultReadingSet)) {
            only.push(...getSetIntersection(readingSet, resultReadingSet));
        }
        definition.only = only;
    }

    return definitionsByGloss;
}

function dictTagBuildSource(name) {
    return dictTagSanitize({name, category: 'dictionary', order: 100});
}

function dictTagSanitize(tag) {
    tag.name = tag.name || 'untitled';
    tag.category = tag.category || 'default';
    tag.notes = tag.notes || '';
    tag.order = tag.order || 0;
    tag.score = tag.score || 0;
    return tag;
}

function dictTagsSort(tags) {
    return tags.sort((v1, v2) => {
        const order1 = v1.order;
        const order2 = v2.order;
        if (order1 < order2) {
            return -1;
        } else if (order1 > order2) {
            return 1;
        }

        const name1 = v1.name;
        const name2 = v2.name;
        if (name1 < name2) {
            return -1;
        } else if (name1 > name2) {
            return 1;
        }

        return 0;
    });
}

function dictFieldSplit(field) {
    return field.length === 0 ? [] : field.split(' ');
}