#!/bin/sh

set -e

cd "$(dirname "$0")"
cd ..
TOPDIR=`pwd`

install -d -m0755 build-doc

if command -v dpkg >/dev/null; then
    for package in python-dev python-pip python-virtualenv doxygen ditaa ant; do
	if [ "$(dpkg --status -- $package|sed -n 's/^Status: //p')" != "install ok installed" ]; then
            # add a space after old values
	    missing="${missing:+$missing }$package"
	fi
    done
    if [ -n "$missing" ]; then
	echo "$0: missing required packages, please install them:" 1>&2
	echo "sudo apt-get install $missing"
	exit 1
    fi
elif command -v yum >/dev/null; then
    for package in python-devel python-pip python-virtualenv doxygen ditaa ant libxml-devel libxslt-devel; do
	if ! rpm -q $package >/dev/null ; then
		missing="${missing:+$missing }$package"
	fi
    done
    if [ -n "$missing" ]; then
        echo "$0: missing required packages, please install them:" 1>&2
        echo "yum install $missing"
        exit 1
    fi
else
    for command in virtualenv doxygen ant ditaa; do
	command -v "$command" > /dev/null;
	ret_code=$?
	if [ $ret_code -ne 0 ]; then
            # add a space after old values
	    missing="${missing:+$missing }$command"
	fi
    done
    if [ -n "$missing" ]; then
	echo "$0: missing required command, please install them:" 1>&2
	echo "$missing"
	exit 1
    fi
fi

cat src/osd/PG.h src/osd/PG.cc | doc/scripts/gen_state_diagram.py > doc/dev/peering_graph.generated.dot

cd build-doc

[ -z "$vdir" ] && vdir="./virtualenv"

if [ ! -e $vdir ]; then
    virtualenv --no-site-packages $vdir
fi
$vdir/bin/pip install --quiet -r ../admin/doc-requirements.txt

install -d -m0755 \
    output/html \
    output/man
PYTHONPATH=`pwd`/../src/pybind $vdir/bin/sphinx-build -a -n -b dirhtml -d doctrees ../doc output/html
$vdir/bin/sphinx-build -a -b man -d doctrees ../doc output/man

#
# Build and install JavaDocs
#
JAVADIR=$TOPDIR/src/java

# Clean and build JavaDocs
rm -rf $JAVADIR/doc
ant -buildfile $JAVADIR/build.xml docs

# Create clean target directory
JAVA_OUTDIR=output/html/api/libcephfs-java/javadoc
rm -rf $JAVA_OUTDIR
mkdir $JAVA_OUTDIR

# Copy JavaDocs to target directory
cp -a $JAVADIR/doc/* $JAVA_OUTDIR/