From 8c7825d12107b4add51290ece5c98c9b89445de8 Mon Sep 17 00:00:00 2001
From: Markus Koch <markus@notsyncing.net>
Date: Sat, 13 Mar 2021 10:27:07 +0100
Subject: [PATCH] scripts: Add script to easily convert the latest map

---
 scripts/convert_latest.sh | 53 +++++++++++++++++++++++++++++++++++++++
 scripts/convert_maps.sh   |  4 +--
 2 files changed, 55 insertions(+), 2 deletions(-)
 create mode 100755 scripts/convert_latest.sh

diff --git a/scripts/convert_latest.sh b/scripts/convert_latest.sh
new file mode 100755
index 0000000..3f03f30
--- /dev/null
+++ b/scripts/convert_latest.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+
+MAPSERVER='https://lifomaps.de'
+TILESERVER="notsyncing.net:/srv/http/maps.linux-forks.de/tiles/"
+OUTDIR=`pwd`/out
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
+FILE=`curl "$MAPSERVER" | sed -n 's/.*>\(world-[0-9\-]\+\.png\).*/\1/p' | tail -n 1`
+
+if [[ "$FILE" == "" ]]; then
+	echo "ERROR: Could not detect latest map file."
+	exit
+fi
+
+if [[ -f "$OUTDIR/uploaded" ]]; then
+	echo "INFO: Latest map has already been converted."
+	exit
+fi
+
+REMOTE_URL="$MAPSERVER/$FILE"
+LOCAL_URL="$OUTDIR/$FILE"
+MAPNAME=`echo $LOCAL_URL | sed 's/.*\/\([^\.]\+\).*/\1/g'`
+
+echo "# Downloading and converting $MAPNAME."
+
+mkdir -p $OUTDIR
+cd $OUTDIR
+
+if [ ! -f "$OUTDIR/converted" ]; then
+	echo "Downloading latest map file..."
+	curl -C - "$REMOTE_URL" -o "$LOCAL_URL"
+
+	echo "Resizing map..."
+	OSIZE=`file $LOCAL_URL | sed -n 's/.*PNG image data, \([0-9]\+\).*/\1/p'`
+	NSIZE=$((2**6 * 256))
+	RESIZED_URL="$LOCAL_URL-resized.png"
+	convert $LOCAL_URL -extent ${NSIZE}x${NSIZE} -gravity NorthWest $RESIZED_URL
+
+	echo "Converting map..."
+	$SCRIPT_DIR/convert_maps.sh $MAPNAME $RESIZED_URL
+
+	echo "" > $OUTDIR/converted
+fi
+
+echo "Uploading files..."
+
+scp -r $OUTDIR/$MAPNAME $TILESERVER
+echo "" > $OUTDIR/uploaded
+
+echo "Cleaning up..."
+read
+rm $RESIZED_URL
+Rm $LOCAL_URL
diff --git a/scripts/convert_maps.sh b/scripts/convert_maps.sh
index faeea22..16bfe9f 100755
--- a/scripts/convert_maps.sh
+++ b/scripts/convert_maps.sh
@@ -11,8 +11,8 @@
 #         `convert $MAPFILE -extent ${crop}x${crop} -gravity NorthWest $MAPFILE.scaled.png`
 
 TILESIZE=256
-MAPNAME="world-2020-04-09"
-MAPFILE="../$MAPNAME.png"
+MAPNAME="$1"
+MAPFILE="$2"
 
 width=`file "$MAPFILE" | sed -n "s/.* \([0-9]\+\) x \([0-9]\+\).*/\1/p"`
 crop=$TILESIZE