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annotate examples/blog/src/lib/Db.luan @ 1749:d1e7564a9ce5

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improve query parser
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 09 Jan 2023 22:06:06 -0700
parents fc224a1bb6ea
children
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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 uri = Io.uri or error()
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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 Hosted = require "luan:host/Hosted.luan"
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10 local Logging = require "luan:logging/Logging.luan"
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11 local logger = Logging.logger "Db"
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14 local dir = uri("site:/private/local/lucene")
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15 local Db = Lucene.index( dir, {
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16 default_type = Lucene.type.english
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17 default_fields = {"subject","content"}
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18 log_dir = uri("site:/private/local/lucene_log")
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19 } )
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20
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21 -- this is how you index a field
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22 -- db.indexed_fields.post_date = Lucene.type.long
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23
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24 Db.restore_from_log()
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25 Db.update{
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26 [1] = function()
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27 logger.info "update"
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28 end
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29 }
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30 Thread.schedule( Db.check, { delay=0, repeating_delay=Time.period{hours=1}, id="blog-db-check" } )
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32 return Db