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///////////////////////////////////////////////////////////////////////////////
//
// The MIT License (MIT)
// Copyright (c) 2017 Tom Kralidis
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
//
///////////////////////////////////////////////////////////////////////////////
// Package geocatalogo provides the main interactions
// with the geospatial catalogue
package geocatalogo
import (
"os"
"time"
"github.com/sirupsen/logrus"
"github.com/go-spatial/geocatalogo/config"
"github.com/go-spatial/geocatalogo/metadata"
"github.com/go-spatial/geocatalogo/repository"
"github.com/go-spatial/geocatalogo/search"
)
// VERSION provides the geocatalogo version installed.
const VERSION string = "0.2-dev"
var log = logrus.New()
// GeoCatalogue provides the core structure
type GeoCatalogue struct {
Config config.Config
Repository *repository.Elasticsearch
}
// New provides the initializing functionality
func New(cfg *config.Config) (*GeoCatalogue, error) {
c := GeoCatalogue{}
c.Config = *cfg
// setup logging
InitLog(&c.Config, log)
log.Info("geocatalogo version " + VERSION)
log.Info("Configuration: " + os.Getenv("GEOCATALOGO_CONFIG"))
log.Info("Loading repository")
repo, err := repository.Open(c.Config, log)
if err != nil {
return &c, err
}
c.Repository = &repo
return &c, nil
}
// NewFromEnv provides the initializing functionality
// using configuration from the environment
func NewFromEnv() (*GeoCatalogue, error) {
cfg := config.LoadFromEnv()
return New(&cfg)
}
// Index adds a metadata record to the Index
func (c *GeoCatalogue) Index(record metadata.Record) bool {
log.Info("Indexing " + record.Identifier)
err := c.Repository.Insert(record)
if err != nil {
log.Errorf("Indexing failed: %v", err)
return false
}
return true
}
// UnIndex removes a metadata record to the Index
func (c *GeoCatalogue) UnIndex() bool {
return c.Repository.Delete()
}
// Search performs a search/query against the Index
func (c *GeoCatalogue) Search(term string, bbox []float64, timeVal []time.Time, from int, size int) search.Results {
sr := search.Results{}
log.Info("Searching index")
err := c.Repository.Query(term, bbox, timeVal, from, size, &sr)
if err != nil {
return sr
}
return sr
}
// Get retrieves a single metadata record from the Index
func (c *GeoCatalogue) Get(identifiers []string) search.Results {
sr := search.Results{}
log.Info("Searching index")
err := c.Repository.Get(identifiers, &sr)
if err != nil {
return sr
}
return sr
}
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