#!/bin/sh
#############################################################################
#
# Purpose: This script will OpenLayers 6 (and OpenLayers 2.13.1 for legacy
# demos in OSGeoLive)
#
#############################################################################
# Copyright (c) 2009-2022 The Open Source Geospatial Foundation and others.
# Licensed under the GNU LGPL version >= 2.1.
# 
# This library is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 2.1 of the License,
# or any later version.  This library is distributed in the hope that
# it will be useful, but WITHOUT ANY WARRANTY, without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU Lesser General Public License for more details, either
# in the "LICENSE.LGPL.txt" file distributed with this software or at
# web page "http://www.fsf.org/licenses/lgpl.html".
#############################################################################

# Running:
# =======
# sudo service apache2 start
# Then open a web browser and go to http://localhost/ol3/

./diskspace_probe.sh "`basename $0`" begin
BUILD_DIR=`pwd`
####

if [ -z "$USER_NAME" ] ; then
   USER_NAME="user"
fi
USER_HOME="/home/$USER_NAME"
TMP_DIR="/tmp/build_openlayers"

OL2_VERSION="2.13.1" 
OL2_DIR=/var/www/html/ol2

OPENLAYERS_VERSION="6.14.1"
OPENLAYERS_DIR=/var/www/html/openlayers

#
# Install OpenLayers 2
#
echo "\nCreating temporary directory $TMP_DIR..."
mkdir -p "$TMP_DIR"
echo "\nCreating OpenLayers2 directory $OL2_DIR..."
mkdir -p "$OL2_DIR"
echo "\nCreating OpenLayers directory $OPENLAYERS_DIR..."
mkdir -p "$OPENLAYERS_DIR"

echo "\nDownloading OpenLayers2..."
cd "$TMP_DIR"
if [ -f "OpenLayers-$OL2_VERSION.tar.gz" ]
then
   echo "OpenLayers-$OL2_VERSION.tar.gz has already been downloaded."
else
   wget -c --progress=dot:mega \
      "http://github.com/openlayers/ol2/releases/download/release-$OL2_VERSION/OpenLayers-$OL2_VERSION.tar.gz"
fi

echo "\nInstalling OpenLayers2..."
tar zxf "OpenLayers-$OL2_VERSION.tar.gz"
cd "OpenLayers-$OL2_VERSION"
mv OpenLayers.js "$OL2_DIR"/
mv img "$OL2_DIR"/
mv theme "$OL2_DIR"/
chmod -R uga+r "$OL2_DIR"

echo "\nCleaning up..."
cd "$TMP_DIR"
rm -rf "OpenLayers-$OL2_VERSION"
rm "OpenLayers-$OL2_VERSION.tar.gz"

#
# Install OpenLayers
#
echo "\nInstalling OpenLayers..."

cd "$TMP_DIR"

OPENLAYERS_ARCHIVE_FULL="v$OPENLAYERS_VERSION.zip"
if [ -f "$OPENLAYERS_ARCHIVE_FULL" ]
then
   echo "OpenLayers $OPENLAYERS_VERSION full version has already been downloaded. Skipping download."
else
   wget -c --progress=dot:mega \
      "https://github.com/openlayers/openlayers/releases/download/v$OPENLAYERS_VERSION/v$OPENLAYERS_VERSION.zip"
   echo "OpenLayers $OPENLAYERS_VERSION full version download complete."
fi

OPENLAYERS_ARCHIVE_DIST="v$OPENLAYERS_VERSION-dist.zip"
if [ -f "$OPENLAYERS_ARCHIVE_DIST" ]
then
   echo "OpenLayers $OPENLAYERS_VERSION distribution version has already been downloaded. Skipping download."
else
   wget -c --progress=dot:mega \
      "https://github.com/openlayers/openlayers/releases/download/v$OPENLAYERS_VERSION/v$OPENLAYERS_VERSION-dist.zip"
   echo "OpenLayers $OPENLAYERS_VERSION distribution version download complete."
fi

#
# Unzip 
#
echo "\nUnzipping archive..."
unzip -qo $OPENLAYERS_ARCHIVE_FULL
unzip -qo $OPENLAYERS_ARCHIVE_DIST
echo "Unzipping done"

#
# Replace assets url and workshop url
#
sed -i 's/..\/..\/..\/assets/https:\/\/openlayers.org\/assets/g' v$OPENLAYERS_VERSION/doc/*.html
sed -i 's/..\/..\/..\/..\/assets/https:\/\/openlayers.org\/assets/g' v$OPENLAYERS_VERSION/doc/**/*.html
sed -i 's/\/workshop\//https:\/\/openlayers.org\/workshop\//g' v$OPENLAYERS_VERSION/doc/index.html

#
# Copy to www
#
echo "\nCopying files to $OPENLAYERS_DIR"
rsync -r v$OPENLAYERS_VERSION/* $OPENLAYERS_DIR
rsync -r v$OPENLAYERS_VERSION-dist/* $OPENLAYERS_DIR/dist
echo "Copying done"

#
# Generate index page
#
cd "$OPENLAYERS_DIR"

echo "\nGenerating index file..."
cat << EOF > "index.html"
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
</head>
<body>
<h1>OpenLayers $OPENLAYERS_VERSION</h1>
<p>Welcome to OpenLayers index page:</p>
<ul>
<li><a href="apidoc/">API Docs</a>: explore the project documentation</li>
<li><a href="examples/">Examples</a>: see the project in action</li>
<li><a href="https://openlayers.org/">OpenLayers.org website</a></li>
</ul>
</body>
</html>
EOF
echo "Index file generation done"

#
# Launch script and icon for OpenLayers to take you to a documentation 
# page and examples listing
#
echo "\nGenerating launcher..."
cp "$OPENLAYERS_DIR/apidoc/logo-70x70.png" /usr/share/pixmaps/openlayers.png

if [ ! -e /usr/share/applications/openlayers.desktop ] ; then
   cat << EOF > /usr/share/applications/openlayers.desktop
[Desktop Entry]
Type=Application
Encoding=UTF-8
Name=OpenLayers
Comment=Sample constructions
Categories=Application;Internet;
Exec=firefox http://localhost/openlayers/ http://localhost/osgeolive/en/quickstart/openlayers_quickstart.html
Icon=openlayers
Terminal=false
StartupNotify=false
EOF
fi
cp /usr/share/applications/openlayers.desktop "$USER_HOME/Desktop/"
chown "$USER_NAME:$USER_NAME" "$USER_HOME/Desktop/openlayers.desktop"

####
"$BUILD_DIR"/diskspace_probe.sh "`basename $0`" end