// Performs a very basic search on an index via the request URI API.
//
// params:
// @pretty: bool for pretty reply or not, a parameter to elasticsearch
// @index: the elasticsearch index
// @_type: optional ("" if not used) search specific type in this index
// @query: this can be one of 3 types:
// 1) string value that is valid elasticsearch
// 2) io.Reader that can be set in body (also valid elasticsearch string syntax..)
// 3) other type marshalable to json (also valid elasticsearch json)
//
// out, err := SearchRequest(true, "github","",qryType ,"", 0)
//
// http://www.elasticsearch.org/guide/reference/api/search/uri-request.html
func SearchRequest(pretty bool, index string, _type string, query interface{}, scroll string, scan int) (SearchResult, error) {
var uriVal string
var retval SearchResult
if len(_type) > 0 && _type != "*" {
uriVal = fmt.Sprintf("/%s/%s/_search?%s%s%s", index, _type, api.Pretty(pretty), api.Scroll(scroll), api.Scan(scan))
} else {
uriVal = fmt.Sprintf("/%s/_search?%s%s%s", index, api.Pretty(pretty), api.Scroll(scroll), api.Scan(scan))
}
body, err := api.DoCommand("POST", uriVal, query)
if err != nil {
return retval, err
}
if err == nil {
// marshall into json
jsonErr := json.Unmarshal([]byte(body), &retval)
if jsonErr != nil {
return retval, jsonErr
}
}
return retval, err
}
// Performs the simplest possible query in url string
// params:
// @index: the elasticsearch index
// @_type: optional ("" if not used) search specific type in this index
// @query: valid string lucene search syntax
//
// out, err := SearchUri("github","",`user:kimchy` ,"", 0)
//
// produces a request like this: host:9200/github/_search?q=user:kimchy"
//
// http://www.elasticsearch.org/guide/reference/api/search/uri-request.html
func SearchUri(index, _type string, query, scroll string, scan int) (SearchResult, error) {
var uriVal string
var retval SearchResult
query = url.QueryEscape(query)
if len(_type) > 0 && _type != "*" {
uriVal = fmt.Sprintf("/%s/%s/_search?q=%s%s%s", index, _type, query, api.Scroll(scroll), api.Scan(scan))
} else {
uriVal = fmt.Sprintf("/%s/_search?q=%s%s%s", index, query, api.Scroll(scroll), api.Scan(scan))
}
//log.Println(uriVal)
body, err := api.DoCommand("GET", uriVal, nil)
if err != nil {
return retval, err
}
if err == nil {
// marshall into json
jsonErr := json.Unmarshal([]byte(body), &retval)
if jsonErr != nil {
return retval, jsonErr
}
}
return retval, err
}
func Scroll(pretty bool, scroll_id string, scroll string) (SearchResult, error) {
var url string
var retval SearchResult
url = fmt.Sprintf("/_search/scroll?%s%s", api.Pretty(pretty), api.Scroll(scroll))
body, err := api.DoCommand("POST", url, scroll_id)
if err != nil {
return retval, err
}
if err == nil {
// marshall into json
jsonErr := json.Unmarshal([]byte(body), &retval)
if jsonErr != nil {
return retval, jsonErr
}
}
return retval, err
}