mingfai / elasticsearch-analysis-stconvert

STConvert is analyzer that convert chinese characters between traditional and simplified.中文简繁體互相转换.

STConvert Analysis for Elasticsearch

STConvert is analyzer that convert Chinese characters between Traditional and Simplified. [中文简繁體转换][简体到繁体][繁体到简体][简繁查询Expand]

You can download the pre-build package from release page

The plugin includes analyzer: stconvert, tokenizer: stconvert, token-filter: stconvert, and char-filter: stconvert

Supported config:

• convert_type: default s2t ,optional option:

  1. s2t ,convert characters from Simple Chinese to Traditional Chinese
  2. t2s ,convert characters from Traditional Chinese to Simple Chinese

• keep_both:default false ,

• delimiter:default ,

Custom example:

PUT /stconvert/
{
    "settings" : {
        "analysis" : {
            "analyzer" : {
                "tsconvert" : {
                    "tokenizer" : "tsconvert"
                    }
            },
            "tokenizer" : {
                "tsconvert" : {
                    "type" : "stconvert",
                    "delimiter" : "#",
                    "keep_both" : false,
                    "convert_type" : "t2s"
                }
            },   
             "filter": {
               "tsconvert" : {
                     "type" : "stconvert",
                     "delimiter" : "#",
                     "keep_both" : false,
                     "convert_type" : "t2s"
                 }
             },
            "char_filter" : {
                "tsconvert" : {
                    "type" : "stconvert",
                    "convert_type" : "t2s"
                }
            }
        }
    }
}

Analyze tests

GET stconvert/_analyze
{
  "tokenizer" : "keyword",
  "filter" : ["lowercase"],
  "char_filter" : ["tsconvert"],
  "text" : "国际國際"
}

Output：
{
  "tokens": [
    {
      "token": "国际国际",
      "start_offset": 0,
      "end_offset": 4,
      "type": "word",
      "position": 0
    }
  ]
}