86 lines
2.9 KiB
JavaScript
86 lines
2.9 KiB
JavaScript
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// Original source code: https://github.com/hecomi/node-mecab-async
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// CUSTOMIZED BY SYUILO
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var exec = require('child_process').exec;
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var execSync = require('child_process').execSync;
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var sq = require('shell-quote');
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const config = require('../../conf').default;
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// for backward compatibility
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var MeCab = function() {};
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MeCab.prototype = {
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command : config.analysis.mecab_command ? config.analysis.mecab_command : 'mecab',
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_format: function(arrayResult) {
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var result = [];
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if (!arrayResult) { return result; }
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// Reference: http://mecab.googlecode.com/svn/trunk/mecab/doc/index.html
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// 表層形\t品詞,品詞細分類1,品詞細分類2,品詞細分類3,活用形,活用型,原形,読み,発音
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arrayResult.forEach(function(parsed) {
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if (parsed.length <= 8) { return; }
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result.push({
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kanji : parsed[0],
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lexical : parsed[1],
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compound : parsed[2],
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compound2 : parsed[3],
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compound3 : parsed[4],
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conjugation : parsed[5],
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inflection : parsed[6],
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original : parsed[7],
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reading : parsed[8],
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pronunciation : parsed[9] || ''
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});
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});
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return result;
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},
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_shellCommand : function(str) {
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return sq.quote(['echo', str]) + ' | ' + this.command;
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},
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_parseMeCabResult : function(result) {
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return result.split('\n').map(function(line) {
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return line.replace('\t', ',').split(',');
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});
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},
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parse : function(str, callback) {
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process.nextTick(function() { // for bug
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exec(MeCab._shellCommand(str), function(err, result) {
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if (err) { return callback(err); }
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callback(err, MeCab._parseMeCabResult(result).slice(0,-2));
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});
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});
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},
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parseSync : function(str) {
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var result = execSync(MeCab._shellCommand(str));
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return MeCab._parseMeCabResult(String(result)).slice(0, -2);
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},
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parseFormat : function(str, callback) {
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MeCab.parse(str, function(err, result) {
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if (err) { return callback(err); }
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callback(err, MeCab._format(result));
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});
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},
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parseSyncFormat : function(str) {
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return MeCab._format(MeCab.parseSync(str));
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},
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_wakatsu : function(arr) {
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return arr.map(function(data) { return data[0]; });
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},
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wakachi : function(str, callback) {
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MeCab.parse(str, function(err, arr) {
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if (err) { return callback(err); }
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callback(null, MeCab._wakatsu(arr));
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});
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},
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wakachiSync : function(str) {
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var arr = MeCab.parseSync(str);
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return MeCab._wakatsu(arr);
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}
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};
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for (var x in MeCab.prototype) {
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MeCab[x] = MeCab.prototype[x];
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}
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module.exports = MeCab;
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