mirror of https://github.com/perkeep/perkeep.git
69 lines
1.6 KiB
Go
69 lines
1.6 KiB
Go
/*
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Copyright 2011 Google Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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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
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package search
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import (
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"camli/blobref"
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"os"
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"time"
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)
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type Result struct {
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BlobRef *blobref.BlobRef
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Signer *blobref.BlobRef // may be nil
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LastModTime int64 // seconds since epoch
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}
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// TODO: move this to schema or something?
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type Claim struct {
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BlobRef, Signer, Permanode *blobref.BlobRef
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Date *time.Time
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Type string // "set-attribute", "add-attribute", etc
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// If an attribute modification
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Attr, Value string
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}
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type ClaimList []*Claim
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func (cl ClaimList) Len() int {
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return len(cl)
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}
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func (cl ClaimList) Less(i, j int) bool {
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// TODO: memoize Seconds in unexported Claim field
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return cl[i].Date.Seconds() < cl[j].Date.Seconds()
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}
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func (cl ClaimList) Swap(i, j int) {
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cl[i], cl[j] = cl[j], cl[i]
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}
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type Index interface {
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// dest is closed
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// limit is <= 0 for default. smallest possible default is 0
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GetRecentPermanodes(dest chan *Result,
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owner []*blobref.BlobRef,
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limit int) os.Error
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GetOwnerClaims(permaNode, owner *blobref.BlobRef) (ClaimList, os.Error)
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GetBlobMimeType(blob *blobref.BlobRef) (mime string, ok bool, err os.Error)
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}
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