2968d3538a
removed analyzers (these are now built as needed through config) removed html chacter filter (now built as needed through config) added missing license header changed constructor signature of filters that cannot return errors filter constructors that can have errors, now have Must variant which panics change cdl2 tokenizer into filter (should only see lower-case input) new top level index api, closes #5 refactored index tests to not rely directly on analyzers moved query objects to top-level new top level search api, closes #12 top score collector allows skipping results index mapping supports _all by default, closes #3 and closes #6 index mapping supports disabled sections, closes #7 new http sub package with reusable http.Handler's, closes #22
86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package http
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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"github.com/gorilla/mux"
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"github.com/couchbaselabs/bleve"
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)
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// SearchHandler can handle search requests sent over HTTP
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// the index name can be selected in the URL by mapping a
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// gorilla mux var, or it can be set manually with by
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// setting the defaultIndex value
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type SearchHandler struct {
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defaultIndexName string
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}
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func NewSearchHandler(defaultIndexName string) *SearchHandler {
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return &SearchHandler{
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defaultIndexName: defaultIndexName,
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}
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}
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func (h *SearchHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
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// find the index to operate on
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indexName := mux.Vars(req)["indexName"]
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if indexName == "" {
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indexName = h.defaultIndexName
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}
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index := IndexByName(indexName)
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if index == nil {
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showError(w, req, fmt.Sprintf("no such index '%s'", indexName), 404)
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return
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}
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// read the request body
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requestBody, err := ioutil.ReadAll(req.Body)
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if err != nil {
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showError(w, req, fmt.Sprintf("error reading request body: %v", err), 400)
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return
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}
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log.Printf("request body: %s", requestBody)
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// parse the request
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var searchRequest bleve.SearchRequest
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err = json.Unmarshal(requestBody, &searchRequest)
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if err != nil {
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showError(w, req, fmt.Sprintf("error parsing query: %v", err), 400)
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return
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}
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log.Printf("parsed request %#v", searchRequest)
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// varlidate the query
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err = searchRequest.Query.Validate()
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if err != nil {
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showError(w, req, fmt.Sprintf("error validating query: %v", err), 400)
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return
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}
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// execute the query
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searchResponse, err := index.Search(&searchRequest)
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if err != nil {
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showError(w, req, fmt.Sprintf("error executing query: %v", err), 500)
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return
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}
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// encode the response
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mustEncode(w, searchResponse)
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}
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