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annotate examples/blog/src/lib/Db.luan @ 1415:edfbcd7f8833

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author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 09 Oct 2019 14:56:07 -0600
parents 1979cff9aad2
children 732b5de211fc
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1 local Luan = require "luan:Luan.luan"
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2 local error = Luan.error
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3 local stringify = Luan.stringify or error()
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4 local Lucene = require "luan:lucene/Lucene.luan"
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5 local Io = require "luan:Io.luan"
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6 local Hosting = require "luan:host/Hosting.luan"
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7 local Time = require "luan:Time.luan"
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8 local Thread = require "luan:Thread.luan"
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9 local Logging = require "luan:logging/Logging.luan"
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10 local logger = Logging.logger "Db"
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13 local Db = {}
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14
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15 local postgres_spec = Hosting.postgres_spec and Hosting.postgres_spec()
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16 --logger.info(stringify(postgres_spec))
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17
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18 local function completer(doc)
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19 return doc
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20 end
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22 function Db.new(lucene_dir)
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23 local dir = Io.uri(lucene_dir)
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24 local db = Lucene.index( dir, {
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25 version = "2"
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26 default_type = Lucene.type.english
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27 default_fields = {"subject","content"}
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28 completer = completer
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29 postgres_spec = postgres_spec
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30 } )
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32 -- this is how you index a field
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33 -- db.indexed_fields.post_date = Lucene.type.long
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34
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35 return db
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36 end
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38 Db.db = Db.new("site:/private/local/lucene")
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40 Db.db.restore_from_postgres()
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41 Thread.schedule( Db.db.check, { delay=0, repeating_delay=Time.period{hours=1}, id="blog-db-check" } )
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43 return Db