lpdf

#!/bin/bash
#lpdf: Converts LaTeX source files to PDF, cleans up the intermediate files,
#and opens them in okular if okular is not already open.
#Author: Matt Hansen, confuted@gmail.com
#First written: 11/28/2005
#Last Modified: 03/16/2013 : Escape spaces in directory for last_run script

#Spell check using
#ispell -t <filename.tex>

SCRIPTNAME=`basename $0`
DIRNAME=`dirname $0`
CURRENTDIR=`$PWD`
DATE=`date`
LASTRUN="$HOME/.$SCRIPTNAME"
SAFE=0

if [ $# -ne 0 ]; then
	#A set of parameters was passed to the script.
	#Save them for next time in a script at ~/.$SCRIPTNAME
	FILENAME=`basename $1`
	echo "#\\bin\\bash" > $LASTRUN
	echo "echo \"No parameters passed to $SCRIPTNAME, defaulting to last set of parameters used.\"" >> $LASTRUN
	echo "echo \"$SCRIPTNAME was last run\" $DATE" >> $LASTRUN
	echo "echo \"\"" >> $LASTRUN
	echo "cd '$PWD'" >> $LASTRUN
	echo "$DIRNAME/$SCRIPTNAME $@" >> $LASTRUN
	if [ "$1" = "-safe" ]; then
		echo "Using SAFE mode"
		SAFE=1
		shift
	fi
	if [ -e "$1.tex" ]; then
		latex $1.tex

		if [ $? ]; then
			if [ $SAFE -eq 0 ]; then
				rm $1.log 
				rm $1.aux 
			fi
			echo "LaTeX compilation complete"
			dvipdf $1.dvi
			if [ $? ]; then
				echo "dvi --> pdf conversion successful"
				if [ $SAFE -eq 0 ]; then
					rm $1.dvi
				fi
			else
				echo "Error: dvipdf $1.dvi failed."
				exit 102
			fi
		else
			echo "Error: latex $1.tex failed."
			exit 101
		fi

		if [ -n "$( ps -ef | grep "okular $1.pdf" | grep -v grep )" ]; then
			:
		else
			if [ -n "$DISPLAY" ]; then
				if [ -e "$1.pdf" ]; then
					echo "Opening $1.pdf..."
					okular $1.pdf &
				else
					echo "Error: $1.pdf does not exist."
					exit 103
				fi 
			else
				echo "Warning: X server not running, will not open PDF."
				exit 0
			fi
		fi
		echo ""
	else
		echo "Error: $1.tex does not exist."
		exit 100
	fi
	exit 0
else
	if [ -e $LASTRUN ]; then
		#Run the script in $LASTRUN, which will run this script again
		#with the last set of parameters.
		sh $LASTRUN
		exit $?
	else
		echo "$SCRIPTNAME: Converts LaTeX source files to PDF, cleans up the intermediate files, and"
		echo "opens them in okular if okular is not already open."
		echo ""
		echo "Usage: $SCRIPTNAME [flags] filename (omit .tex suffix)"
		echo ""
		echo "Flags: -safe : Do not clean up intermediate files"
		exit 0
	fi
fi

cd $CURRENTDIR