Couper index settings

coupon-index-settings.json

{
  "mappings": {
    "doc": {
      "dynamic": false,
      "properties": {
        "id": {
          "type": "keyword"
        },
        "sponsor": {
          "type": "text",
          "term_vector": "yes",
          "analyzer": "coupon_analyzer_basic",
          "search_analyzer": "coupon_search_analyzer_basic",
          "boost": 13,
          "fields": {
            "ngram": {
              "type": "text",
              "term_vector": "yes",
              "analyzer": "coupon_analyzer_ngram",
              "search_analyzer": "coupon_analyzer_basic",
              "boost": 3
            },
            "edge_ngram": {
              "type": "text",
              "term_vector": "yes",
              "analyzer": "coupon_analyzer_edge",
              "search_analyzer": "coupon_analyzer_basic",
              "boost": 7
            }
          }
        },
        "title": {
          "type": "text",
          "term_vector": "yes",
          "analyzer": "coupon_analyzer_basic",
          "search_analyzer": "coupon_search_analyzer_basic",
          "boost": 11,
          "fields": {
            "edge_ngram": {
              "type": "text",
              "term_vector": "yes",
              "analyzer": "coupon_analyzer_edge",
              "search_analyzer": "coupon_analyzer_basic",
              "boost": 9
            }
          }
        },
        "description": {
          "type": "text",
          "term_vector": "yes",
          "analyzer": "coupon_analyzer_basic",
          "search_analyzer": "coupon_search_analyzer_basic",
          "boost": 5
        }
      }
    }
  },
  "settings": {
    "analysis": {
      "char_filter": {
        "search_character": {
          "type": "pattern_replace",
          "pattern": "([^A-Za-z0-9\\s]+)",
          "replacement": ""
        }
      },
      "filter": {
        "english_stop": {
          "type": "stop",
          "stopwords": "_english_"
        },
        "coupon_stemmer": {
          "type": "stemmer",
          "name": "english"
        },
        "ngram_filter": {
          "type": "nGram",
          "min_gram": 2,
          "max_gram": 10
        },
        "ngram_filter_search": {
          "type": "nGram",
          "min_gram": 2,
          "max_gram": 10
        },
        "edge_ngram_filter": {
          "type": "edge_ngram",
          "min_gram": 2,
          "max_gram": 10
        },
        "edge_ngram_filter_search": {
          "type": "edge_ngram",
          "min_gram": 2,
          "max_gram": 10
        }
      },
      "analyzer": {
        "coupon_analyzer_basic": {
          "type": "custom",
          "tokenizer": "standard",
          "char_filter": [
            "search_character"
          ],
          "filter": [
            "lowercase",
            "asciifolding",
            "english_stop"
          ]
        },
        "coupon_search_analyzer_basic": {
          "type": "custom",
          "tokenizer": "standard",
          "char_filter": [
            "search_character"
          ],
          "filter": [
            "lowercase",
            "asciifolding"
          ]
        },
        "coupon_analyzer_ngram": {
          "type": "custom",
          "tokenizer": "standard",
          "char_filter": [
            "search_character"
          ],
          "filter": [
            "lowercase",
            "asciifolding",
            "coupon_stemmer",
            "english_stop",
            "ngram_filter"
          ]
        },
        "coupon_analyzer_edge": {
          "type": "custom",
          "tokenizer": "standard",
          "char_filter": [
            "search_character"
          ],
          "filter": [
            "lowercase",
            "asciifolding",
            "coupon_stemmer",
            "english_stop",
            "edge_ngram_filter"
          ]
        }
      }
    }
  }
}