Initial commit

author: Markus Koch <markus@notsyncing.net> 2020-04-14 18:10:19 +0200
committer: Markus Koch <markus@notsyncing.net> 2020-04-14 18:10:19 +0200
commit: be1dc049d63dccd22b60e64a2cf1f27a464b5ee4 (patch)
tree: 751a45b6f35850cab51d98be209222a8e5921ba0
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7 files changed, 274 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e22bc1f
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+tiles/**/
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..1c4ecdd
--- /dev/null
+++ b/index.html
@@ -0,0 +1,164 @@
+<!DOCTYPE html>
+<html>
+<head>
+	
+	<title>LinuxWorks Minetest Map (unofficial)</title>
+
+	<meta charset="utf-8" />
+	<meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+	<link rel="stylesheet" href="https://unpkg.com/leaflet@1.6.0/dist/leaflet.css" integrity="sha512-xwE/Az9zrjBIphAcBb3F6JVqxf46+CDLwfLMHloNu6KEQCAWi6HcDUbeOfBIptF7tcCzusKFjFw2yuvEpDL9wQ==" crossorigin=""/>
+	<script src="https://unpkg.com/leaflet@1.6.0/dist/leaflet.js" integrity="sha512-gZwIG9x3wUXg2hdXF6+rVkLF/0Vi9U8D2Ntg4Ga5I5BZpVkVxlJWbSQtXPSiUTtC0TjtGOmxa1AJPuV0CPthew==" crossorigin=""></script>
+</head>
+	<body style="position: absolute; padding: 0px; margin: 0px; width:100%; height:100%;">
+	<div id="mapid" style="width: 100%; height: 100%;"></div>
+	<style>
+	.leaflet-tooltip.city-names {
+		background-color: transparent;
+		border: transparent;
+		box-shadow: none;
+		
+		font-weight: bold;
+		font-size: 14pt;
+		opacity:1.0;
+		color: white;
+		text-shadow: 0px 0px 5px black;
+	}
+	</style>
+	<script>
+		// Projection fix from: https://gis.stackexchange.com/questions/200865/leaflet-crs-simple-custom-scale
+		var factorx = 1/256 * 4;
+		var factory = factorx;
+		var originx = 7000;
+		var originy = 7000;
+		var zoom_level_real = 6;
+		
+		L.CRS.pr = L.extend({}, L.CRS.Simple, {
+			projection: L.Projection.LonLat,
+			transformation: new L.Transformation(factorx, factorx * originx, -factory, factory * originy),
+			
+			scale: function(zoom) {
+				return Math.pow(2, zoom);
+			},
+
+			zoom: function(scale) {
+				return Math.log(scale) / Math.LN2;
+			},
+
+			distance: function(latlng1, latlng2) {
+				var dx = latlng2.lng - latlng1.lng,
+				dy = latlng2.lat - latlng1.lat;
+		
+				return Math.sqrt(dx * dx + dy * dy);
+			},
+			infinite: true
+		});
+
+		// Init map
+		var mymap = L.map('mapid', {
+		    crs: L.CRS.pr
+		}).setView([0, 0], 6);
+
+		var mapheight = 16384;
+		var mapwidth = mapheight;
+		var sw = mymap.unproject([0, 0], zoom_level_real);
+		var ne = mymap.unproject([mapwidth, mapheight], zoom_level_real);
+		var layerbounds = new L.LatLngBounds(sw, ne);
+		
+		function load_svg() {
+			var xhttp_ps = new XMLHttpRequest();
+			xhttp_ps.onreadystatechange = function() {
+				if (this.readyState == 4) {
+					if (this.status == 200) {
+						var svgElement = document.createElementNS("http://www.w3.org/2000/svg", "svg");
+						svgElement.setAttribute('xmlns', "http://www.w3.org/2000/svg");
+						svgElement.setAttribute('viewBox', "0 0 16384 16384");
+						svgElement.innerHTML = xhttp_ps.responseText;
+						var svgElementBounds = [ [ 85, -180 ], [ -77, 127 ] ];
+						var overlayMaps = {"SVG (broken)": L.svgOverlay(svgElement, svgElementBounds)};
+						L.control.layers({}, overlayMaps).addTo(mymap);
+					} else {
+						alert("Error: Could not load SVG map layer.");
+					}
+				}
+			};
+			xhttp_ps.open("GET", "/manual2.svg", true);
+			xhttp_ps.send();
+		}
+
+		function load_satellite() {
+			var satellite = L.tileLayer('tiles/?id={id}&z={z}&x={x}&y={y}', {
+				maxZoom: 8,
+				maxNativeZoom: 6,
+				minNativeZoom: 0,
+				minZoom: 0,
+				noWrap: true,
+				attribution: 'Map data &copy; <a href="https://wiki.linux-forks.de/mediawiki/index.php/Maps">Linux-Forks</a>, ' +
+					'All rights reserved, ',
+				id: 'world-2020-04-09',
+				tileSize: 256,
+				zoomOffset: 0,
+				opacity: 1.0,
+				bounds: layerbounds
+			});
+			var baseMaps = {
+			    "Satellite": satellite
+			};
+			var overlayMaps = {};
+			// This is the only baseMap right now, so no need to show the selection dialog
+			// L.control.layers(baseMaps, overlayMaps).addTo(mymap);
+			satellite.addTo(mymap);
+		}
+		
+		function load_geojson() {
+			var xhttp_ps = new XMLHttpRequest();
+			xhttp_ps.onreadystatechange = function() {
+				if (this.readyState == 4) {
+					if (this.status == 200) {
+						var geojson = L.geoJSON(JSON.parse(xhttp_ps.responseText), {
+						  onEachFeature: function (feature, layer) {
+						    label = String(feature.properties.name)
+						    layer.bindPopup(
+						    	'<h1><a href="https://wiki.linux-forks.de/mediawiki/index.php/'+feature.properties.name+'">'+feature.properties.name+'</a> ('+feature.geometry.coordinates+')</h1>'+
+						    	'<p><img style="width:100%" src="' + feature.properties.image + '"></p>' +
+						    	'<p>'+feature.properties.description+'</p>'
+						    	);
+						    layer.bindTooltip(label, {permanent: true, direction: "center", className: "city-names"}).openTooltip();
+						  }/*,
+						  pointToLayer: function(feature,latlng){
+							    label = String(feature.properties.name)
+							    return new L.CircleMarker(latlng, {
+							    	radius: 1,
+							    }).bindTooltip(label, {permanent: true, direction: "center", opacity: 0.7}).openTooltip();
+							    }*/
+						}).addTo(mymap);
+						L.control.layers({}, {"Cities": geojson}).addTo(mymap);
+						geojson.addTo(mymap);
+					} else {
+						alert("Error: Could not load geojson map layer (cities).");
+					}
+				}
+			};
+			xhttp_ps.open("GET", "./geojson/cities.json", true);
+			xhttp_ps.send();
+		}
+
+		load_satellite();
+		//load_svg();
+		load_geojson();
+		
+		L.control.scale().addTo(mymap);
+
+		var popup = L.popup();
+
+		function onMapClick(e) {
+			popup
+				.setLatLng(e.latlng)
+				.setContent("You clicked the map at " + e.latlng.toString())
+				.openOn(mymap);
+		}
+
+		mymap.on('click', onMapClick);
+	</script>
+	</body>
+</html>
diff --git a/scripts/convert_maps.sh b/scripts/convert_maps.sh
new file mode 100755
index 0000000..32ef029
--- /dev/null
+++ b/scripts/convert_maps.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+# Convert a huge .png file into smaller chunks for LeafletJS.
+#
+# Copyright (C) 2020  Markus Koch <markus@notsyncing.net> 
+#
+# This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+# You can obtain a copy of the license at https://mozilla.org/MPL/2.0/.
+
+# TODO: The width of the input png has to be a multiple of TILESIZE, otherwise bad things will happen.
+#       Workaround for now is to add white borders on the bottom and right:
+#         `convert $MAPFILE -extent ${crop}x${crop} -gravity NorthWest $MAPFILE.scaled.png`
+
+TILESIZE=256
+MAPNAME="world-2020-04-09"
+MAPFILE="../$MAPNAME.png"
+
+width=`file "$MAPFILE" | sed -n "s/.* \([0-9]\+\) x \([0-9]\+\).*/\1/p"`
+crop=$TILESIZE
+zoom=0
+
+while true; do
+	out="$MAPNAME/$zoom"
+	tempfile=$out/temp.png
+	
+	echo ""
+	echo "Generating maps for zoomlevel $zoom to $out..."
+		
+	mkdir -p $out;
+	
+	if [ ! -f "$tempfile" ]; then
+		if [ $crop -ge $width ]; then
+			echo "  Reached max zoom at zoomlevel $zoom [using original zoom]"
+			cp $MAPFILE $tempfile
+			#convert $MAPFILE -extent ${crop}x${crop} -gravity NorthWest $tempfile
+		else
+			echo "  Scaling map for zoomlevel $zoom"
+			convert $MAPFILE -resize ${crop}x${crop} $tempfile
+		fi
+	else
+		echo "  Reusing existing scaled image"
+	fi
+
+	echo "  Generating tiles..."
+	convert $tempfile -crop ${TILESIZE}x${TILESIZE} +adjoin $out/%05d.png
+	
+	rm $tempfile
+	
+	if [ $crop -ge $width ]; then
+		break;
+	fi
+	crop=$(($crop * 2))
+	zoom=$(($zoom + 1))
+done;
diff --git a/scripts/geojson/cities.json b/scripts/geojson/cities.json
new file mode 100644
index 0000000..d66fd89
--- /dev/null
+++ b/scripts/geojson/cities.json
@@ -0,0 +1,14 @@
+[
+{		"type": "Feature",		"properties": {		"name": "Anju Crossing",		"amenity": "City",		"description": "Anju Crossing is {{Player|Anju64}}'s settlement, located north of [[Spawn]].",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e//250px-"		},		"geometry": {		"type": "Point",		"coordinates": [-337, 403]		}	},
+{		"type": "Feature",		"properties": {		"name": "Crossroads",		"amenity": "City",		"description": "Crossroads is a city built by {{Player|Ywang}} and some contributors.",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e//250px-"		},		"geometry": {		"type": "Point",		"coordinates": [1771, 991]		}	},
+{		"type": "Feature",		"properties": {		"name": "Fatamorgan City",		"amenity": "City",		"description": "Fatamorgan City is a hamlet situated south of [[Newton]].",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/Fatamorgan_aerial.jpeg/250px-Fatamorgan_aerial.jpeg"		},		"geometry": {		"type": "Point",		"coordinates": [-742, -1421]		}	},
+{		"type": "Feature",		"properties": {		"name": "Neverbuild",		"amenity": "City",		"description": "Neverbuild is an city founded in the Lava/Savannah biome.",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/Neverbuild_panorama.png/250px-Neverbuild_panorama.png"		},		"geometry": {		"type": "Point",		"coordinates": [1350, 1940]		}	},
+{		"type": "Feature",		"properties": {		"name": "Origin",		"amenity": "City",		"description": "Origin is a coastal city built around the world origin of coordinates, managed by {{Player|Felfa}}.",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e//250px-"		},		"geometry": {		"type": "Point",		"coordinates": [0, 0]		}	},
+{		"type": "Feature",		"properties": {		"name": "Personhood",		"amenity": "City",		"description": "Personhood is a major city in the northeast of the map and the previous beginner area.",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/Personhood.png/250px-Personhood.png"		},		"geometry": {		"type": "Point",		"coordinates": [1532, 2971]		}	},
+{		"type": "Feature",		"properties": {		"name": "Riverside",		"amenity": "City",		"description": "Riverside is a city located south of [[Spawn]].",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e//250px-"		},		"geometry": {		"type": "Point",		"coordinates": [-600, -787]		}	},
+{		"type": "Feature",		"properties": {		"name": "South Forest",		"amenity": "City",		"description": "South Forest is a former noob town managed by {{Player|dhausmig}}; it was the first noob town.",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e//250px-"		},		"geometry": {		"type": "Point",		"coordinates": [285, -2045]		}	},
+{		"type": "Feature",		"properties": {		"name": "Spawn",		"amenity": "City",		"description": "Spawn is the capital of the Linux Works minetest server world.",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e//250px-"		},		"geometry": {		"type": "Point",		"coordinates": [-675, -496]		}	},
+{		"type": "Feature",		"properties": {		"name": "Stallmangrad",		"amenity": "City",		"description": "",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/Stallmangrad_dec_2018.png/250px-Stallmangrad_dec_2018.png"		},		"geometry": {		"type": "Point",		"coordinates": [1896, -2205]		}	},
+{		"type": "Feature",		"properties": {		"name": "Trisiston",		"amenity": "City",		"description": "",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/Trisiston_rathaus.png/250px-Trisiston_rathaus.png"		},		"geometry": {		"type": "Point",		"coordinates": [-4250, -3130]		}	},
+{		"type": "Feature",		"properties": {		"name": "X Nihilo City",		"amenity": "City",		"description": "X Nihilo City is a ghost town in the far north of the map, at the end of the [[X Nihilo Mainline]].",		"image": "https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/File:XNihilo.png/250px-File:XNihilo.png"		},		"geometry": {		"type": "Point",		"coordinates": [2246, 5942]		}	},
+{}]
diff --git a/scripts/geojson/fetch_cities.sh b/scripts/geojson/fetch_cities.sh
new file mode 100755
index 0000000..16e81c1
--- /dev/null
+++ b/scripts/geojson/fetch_cities.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+json=`curl 'https://wiki.linux-forks.de/mediawiki/api.php?action=query&format=json&list=categorymembers&cmtitle=Category:City&cmlimit=100'`
+cities=`echo "$json" | json_reformat | sed -n 's/.*"title":\s*"\([^"]*\).*/\1/p' | tr ' ' '_' | tr '\n' ' '`
+
+echo "["
+for city in $cities; do
+	./fetch_single.sh "$city"
+done
+echo "{}]"
diff --git a/scripts/geojson/fetch_single.sh b/scripts/geojson/fetch_single.sh
new file mode 100755
index 0000000..61ab79d
--- /dev/null
+++ b/scripts/geojson/fetch_single.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+json=`curl "https://wiki.linux-forks.de/mediawiki/api.php?action=query&prop=revisions&rvprop=content&format=json&titles=$1&rvsection=0&rvslots=main" | sed -s "s/\\\\\\\\n//g"`
+
+title=`echo $json | sed -n 's/.*"title":\s*"\([^"]\+\).*/\1/p'`
+image=`echo "$json" | sed -n "s/.*image = \([^|]*\).*/\1/p"`
+
+coords=`echo "$json" | sed -n "s/.*coordinates = {{Co|\([^}]*\).*/\1/p"`
+coord_x=`echo "$coords" | sed -n "s/\([^|]\+\).*/\1/p"`
+coord_y=`echo "$coords" | sed -n "s/.*|\([^|]\+\).*/\1/p"`
+
+description=`echo $json | sed -n "s/.*coordinates.*[^']*'''\([^']*\)'''\([^\.]*\).*/\1\2./p"
+`
+
+if [[ "$coord_x" != "" && "$coord_y" != "" ]]; then
+	echo "{\
+		\"type\": \"Feature\",\
+		\"properties\": {\
+		\"name\": \"$title\",\
+		\"amenity\": \"City\",\
+		\"description\": \"$description\",\
+		\"image\": \"https://wiki.linux-forks.de/mediawiki/images/thumb/0/0e/$image/250px-$image\"\
+		},\
+		\"geometry\": {\
+		\"type\": \"Point\",\
+		\"coordinates\": [$coord_x, $coord_y]\
+		}\
+	},"
+fi
diff --git a/tiles/index.php b/tiles/index.php
new file mode 100644
index 0000000..62a2de0
--- /dev/null
+++ b/tiles/index.php
@@ -0,0 +1,3 @@
+<?php
+
+?>
author	Markus Koch <markus@notsyncing.net>	2020-04-14 18:10:19 +0200
committer	Markus Koch <markus@notsyncing.net>	2020-04-14 18:10:19 +0200
commit	be1dc049d63dccd22b60e64a2cf1f27a464b5ee4 (patch)
tree	751a45b6f35850cab51d98be209222a8e5921ba0
download	lifomapserver-be1dc049d63dccd22b60e64a2cf1f27a464b5ee4.tar.gz lifomapserver-be1dc049d63dccd22b60e64a2cf1f27a464b5ee4.tar.bz2 lifomapserver-be1dc049d63dccd22b60e64a2cf1f27a464b5ee4.zip