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annotate examples/blog/src/lib/Db.luan @ 1499:22e15cf73040

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lucene.backup
author Franklin Schmidt <fschmidt@gmail.com>
date Sat, 09 May 2020 23:14:13 -0600
parents 82415c9c0015
children 13135e289b50
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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 Hosted = require "luan:host/Hosted.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 postgres_spec = Hosted.postgres_spec()
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14 --logger.info(stringify(postgres_spec))
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16 local function completer(doc)
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17 return doc
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18 end
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20 local dir = Io.uri("site:/private/local/lucene")
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21 local Db = Lucene.index( dir, {
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22 default_type = Lucene.type.english
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23 default_fields = {"subject","content"}
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24 completer = completer
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25 postgres_spec = postgres_spec
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26 } )
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27
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28 -- this is how you index a field
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29 -- db.indexed_fields.post_date = Lucene.type.long
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31 Db.restore_from_postgres()
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32 Db.update{
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33 [1] = function()
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34 logger.info "update"
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35 end
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36 }
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37 Thread.schedule( Db.check, { delay=0, repeating_delay=Time.period{hours=1}, id="blog-db-check" } )
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39 return Db