BirdNET-stream/daemon/database/scripts/database.sh

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#! /usr/bin/env bash
# SQLite library to deal with BirdNET-stream observations database
set -e
source ./config/birdnet.conf
# Create database in case it was not created yet
./daemon/database/scripts/create.sh
# Check if database location is specified
if [ -z "$DATABASE" ]; then
echo "DATABASE location not specified"
echo "Defaults to ./var/db.sqlite"
DATABASE="./var/db.sqlite"
fi
query() {
local stmt
stmt="$1"
if [[ $DATABASE = "mysql://"* ]]; then
# Split mysql uri into user, password, host, port, and database
MYSQL_ADDRESS=$(echo "$DATABASE" | sed 's/mysql:\/\///g')
MYSQL_CREDENTIALS=$(echo "$MYSQL_ADDRESS" | cut -d@ -f1)
MYSQL_USER=$(echo "$MYSQL_CREDENTIALS" | cut -d: -f1)
MYSQL_PASSWORD=$(echo "$MYSQL_CREDENTIALS" | cut -d: -f2)
MYSQL_HOST=$(echo "$MYSQL_ADDRESS" | cut -d@ -f2 | cut -d: -f1)
MYSQL_PORT=$(echo "$MYSQL_ADDRESS" | cut -d@ -f2 | cut -d: -f2 | cut -d/ -f1)
MYSQL_DATABASE=$(echo "$MYSQL_ADDRESS" | cut -d/ -f2)
mysql -u$MYSQL_USER -p$MYSQL_PASSWORD -h$MYSQL_HOST -P$MYSQL_PORT -D$MYSQL_DATABASE -e "$stmt"
else
sqlite3 -cmd ".timeout 1000" "$DATABASE" "$stmt"
fi
}
get_location_id() {
query "SELECT location_id FROM location WHERE latitude=$1 AND longitude=$2"
}
get_taxon_id() {
query "SELECT taxon_id FROM taxon WHERE scientific_name='$1'"
}
insert_taxon() {
query "INSERT INTO taxon (scientific_name, common_name) VALUES (\"$1\", \"$2\")"
}
insert_location() {
query "INSERT INTO location (latitude, longitude) VALUES ($1, $2)"
}
insert_observation() {
query "INSERT INTO observation (audio_file, start, end, taxon_id, location_id, confidence, date) VALUES ('$1', '$2', '$3', '$4', '$5', '$6', '$7')"
}
# Check if the observation already exists in the database
observation_exists() {
query "SELECT EXISTS(SELECT observation_id FROM observation WHERE audio_file='$1' AND start='$2' AND end='$3' AND taxon_id='$4' AND location_id='$5')"
}