Shell script of usage http://iheartquotes.com/api and imagemagic to generate the quote.png

iheartquotes.sh

#!/bin/sh

##
## iheartquotes api
##

alias getfortune='wget --timeout=3 -O - -q'
alias fortune='getfortune http://www.iheartquotes.com/api/v1/random'
alias myfortune='getfortune http://www.iheartquotes.com/api/v1/random?source=humorix_misc'

##
## Generate image
##

print_debug() {
    echo == $1 ==
    echo ${@:2}
}

#
# Image parameters
#

BACKGROUND=black
# BACKGROUND=none
FILL=green
FONT="/home/m039/Desktop/wallpaper/tmp/fonts/LED.ttf"
OUTPUT_FILE=quote.png

#
# Get response
#

response=`myfortune`

print_debug "Response" $response

SYMBOL_QUOTE='"'

AUTHOR=$(echo $response | sed -n 's/\(-- .*\)*.*\(-- .*\)\s*\[.*\]\s*http:.*/\2/p')

if [ -n "$AUTHOR" ]; then
    TEXT=$(echo $response | sed -n 's/\(.*\)\(-- .*\)\s*\[.*\]\s*http:.*/\1/p')
else
    TEXT=$response
fi

#
# Filter text
#

TEXT=$(echo $TEXT | sed 's/ *$//g') # remove trailing whitespaces (like perl's chomp)
TEXT=$(echo $TEXT | sed 's/^"//g') # remove first and last quote will be replaced with custome one
TEXT=$(echo $TEXT | sed 's/"$//g')
TEXT=$(echo $TEXT | sed 's/http.*//g') # why if the image is not clickable
TEXT=$(echo $TEXT | recode html..ascii)

if [ -n "$TEXT" ]; then
    TEXT+=${SYMBOL_QUOTE}
fi

#
# Filter author
#

AUTHOR=$(echo $AUTHOR | sed 's/http.*//g')
AUTHOR=$(echo $AUTHOR | recode html..ascii)

print_debug "Filtered text"     $TEXT       
print_debug "Filtered author"   $AUTHOR 

TDIR=`mktemp -d`

pushd $TDIR > /dev/null

alias convert_caption="convert -font ${FONT} -background ${BACKGROUND} -fill $FILL -pointsize 30 -interline-spacing  0"

convert_caption -size 10x caption:"${SYMBOL_QUOTE}" quote.png
convert_caption -size 400 caption:"${TEXT}" text.png
convert_caption -size 400 -gravity East caption:"${AUTHOR}" author.png

convert -background $BACKGROUND quote.png text.png +append result.png
convert -background $BACKGROUND result.png author.png -append result.png

popd > /dev/null

cp $TDIR/result.png $OUTPUT_FILE

rm -rf $TDIR

Example of output file: http://s7.postimage.org/aawkdt6d7/quote.png