Query string analyzer not used when specified with ElasticSearch version 0.18.4

gistfile1.txt

- MacOS X 10.7.2
- JVM:
java version "1.6.0_29"
Java(TM) SE Runtime Environment (build 1.6.0_29-b11-402-11M3527)
Java HotSpot(TM) 64-Bit Server VM (build 20.4-b02-402, mixed mode)

Local configuration :
------

elasticsearch.yml

index:
    analysis:
        analyzer:
            en:
                type: custom
                tokenizer: std_tokenizer
                filter: [standard, lowercase, stop_en, stem_english]
                char_filter: html_strip

            fr:
                type: custom
                tokenizer: std_tokenizer
                filter: [standard, elision, lowercase, stop_fr, stem_french]
                char_filter: html_strip

            de:
                type: custom
                tokenizer: std_tokenizer
                filter: [standard, lowercase, stop_de, stem_german]
                char_filter: html_strip

        tokenizer:
            std_tokenizer:
                type: standard
                max_token_length: 1024
        filter:
            decompounder_de:
                type: dictionary_decompounder
                word_list_path: /usr/local/elasticsearch/config/de_DE.dic
            stem_german:
                type: snowball
                language: German2
            stem_french:
                type: stemmer
                language: french
            stem_light_french:
                type: stemmer
                language: light_french
            stem_english:
                type: snowball
                language: English
            stop_en_fr_de:
                type: stop
                stopwords: [_english_, _french_, _german_]
            stop_en:
                type: stop
            stop_fr:
                type: stop
                stopwords: [_french_]
            stop_de:
                type: stop
                stopwords: [_german_]
            elision:
                type : elision
                articles : [l, m, t, qu, n, s, j]

Mapping config/mappings/_default/news.json :

{
    "news" : {
                "_analyzer" : {
                        "path" : "site"
                },

                "properties" : {
                        "title": {
                                "type":"string",
                                "index": "analyzed",
                                "store": "yes"
                        },
                        "body": {
                                "type":"string",
                                "index": "analyzed",
                                "store": "no"
                        },
                        "section": {
                                "type":"string",
                                "index": "not_analyzed",
                                "store": "no"
                        },
                        "site": {
                                "type":"string",
                                "index": "not_analyzed",
                                "store": "no"
                        },
			"updatedOn": {
                                "type":"date",
                                "store": "no"
			}
                }
        }
}


------

------ To reproduce the issue : ------

###### 0.18.4 ########

curl -XGET 'http://127.0.0.1:9200/_cluster/health?pretty=true'
{
  "cluster_name" : "elasticsearch",
  "status" : "yellow",
  "timed_out" : false,
  "number_of_nodes" : 1,
  "number_of_data_nodes" : 1,
  "active_primary_shards" : 5,
  "active_shards" : 5,
  "relocating_shards" : 0,
  "initializing_shards" : 0,
  "unassigned_shards" : 5
}

curl -XGET 'http://localhost:9200/myindex/news/_mapping?pretty=true'
{
  "news" : {
    "_analyzer" : {
      "path" : "site"
    },
    "properties" : {
      "site" : {
        "index" : "not_analyzed",
        "type" : "string"
      },
      "body" : {
        "type" : "string"
      },
      "title" : {
        "store" : "yes",
        "type" : "string"
      },
      "updatedOn" : {
        "format" : "dateOptionalTime",
        "type" : "date"
      },
      "section" : {
        "index" : "not_analyzed",
        "type" : "string"
      }
    }
  }
}

curl -XPUT 'http://127.0.0.1:9200/myindex/news/1' -d '
{ "title" : "accidents sur la route",
"body" : "accidents sur la route",
"site" : "fr",
"section" : "divers"
}'
{"ok":true,"_index":"myindex","_type":"news","_id":"1","_version":1}

curl -XGET 'http://localhost:9200/myindex/news/_search?pretty=true' -d '
{ "query" :
{ "query_string":{"query":"accidents","analyzer":"fr"} }
}'
{
  "took" : 1,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 0.095891505,
    "hits" : [ {
      "_index" : "myindex",
      "_type" : "news",
      "_id" : "1",
      "_score" : 0.095891505, "_source" : 
{ "title" : "accidents sur la route",
"body" : "accidents sur la route",
"site" : "fr",
"section" : "divers"
}
    } ]
  }
}

curl -XGET 'http://localhost:9200/myindex/news/_search?pretty=true' -d '
{ "query" :
{ "query_string":{"query":"accident","analyzer":"fr"} }
}'
{
  "took" : 0,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 0,
    "max_score" : null,
    "hits" : [ ]
  }
}

----

###### 0.17.4 ########

curl -XGET 'http://127.0.0.1:9200/_cluster/health?pretty=true'
{
  "cluster_name" : "elasticsearch",
  "status" : "yellow",
  "timed_out" : false,
  "number_of_nodes" : 1,
  "number_of_data_nodes" : 1,
  "active_primary_shards" : 5,
  "active_shards" : 5,
  "relocating_shards" : 0,
  "initializing_shards" : 0,
  "unassigned_shards" : 5
}

curl -XGET 'http://localhost:9200/myindex/news/_mapping?pretty=true'
{
  "news" : {
    "_analyzer" : {
      "path" : "site"
    },
    "properties" : {
      "site" : {
        "index" : "not_analyzed",
        "type" : "string"
      },
      "body" : {
        "type" : "string"
      },
      "title" : {
        "store" : "yes",
        "type" : "string"
      },
      "updatedOn" : {
        "format" : "dateOptionalTime",
        "type" : "date"
      },
      "section" : {
        "index" : "not_analyzed",
        "type" : "string"
      }
    }
  }
}

curl -XPUT 'http://127.0.0.1:9200/myindex/news/1' -d '
> { "title" : "accidents sur la route",
> "body" : "accidents sur la route",
> "site" : "fr",
> "section" : "divers"
> }'
{"ok":true,"_index":"myindex","_type":"news","_id":"1","_version":1}


curl -XGET 'http://localhost:9200/myindex/news/_search?pretty=true' -d '
{ "query" :
{ "query_string":{"query":"accidents","analyzer":"fr"} }
}'
{
  "took" : 0,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 0.11506981,
    "hits" : [ {
      "_index" : "myindex",
      "_type" : "news",
      "_id" : "1",
      "_score" : 0.11506981, "_source" : 
{ "title" : "accidents sur la route",
"body" : "accidents sur la route",
"site" : "fr",
"section" : "divers"
}
    } ]
  }
}

curl -XGET 'http://localhost:9200/myindex/news/_search?pretty=true' -d '
{ "query" :
{ "query_string":{"query":"accidentés","analyzer":"fr"} }
}'
{
  "took" : 1,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 0.11506981,
    "hits" : [ {
      "_index" : "myindex",
      "_type" : "news",
      "_id" : "1",
      "_score" : 0.11506981, "_source" : 
{ "title" : "accidents sur la route",
"body" : "accidents sur la route",
"site" : "fr",
"section" : "divers"
}
    } ]
  }
}

curl -XGET 'http://localhost:9200/myindex/news/_search?pretty=true' -d '
{ "query" :
{ "query_string":{"query":"accident","analyzer":"fr"} }
}'
{
  "took" : 0,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 0.11506981,
    "hits" : [ {
      "_index" : "myindex",
      "_type" : "news",
      "_id" : "1",
      "_score" : 0.11506981, "_source" : 
{ "title" : "accidents sur la route",
"body" : "accidents sur la route",
"site" : "fr",
"section" : "divers"
}
    } ]
  }
}

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