milanta-pict-conv.sh

# -*- mode: sh; coding: utf-8 -*-

milanta_pict_conv__pict_conv () {
    ico_width="160"
    ico_height="120"
    
    in_path="$1"
    in_basename="$(basename -- "$in_path")"
    in_name="${in_basename%\.*}"
    in_dir="$(dirname -- "$in_path")"
    tmp_dir="$in_dir/../milanta_pict_conv.tmp"
    ico_dir="$in_dir/../ico"
    ico_path="$ico_dir/$in_name.jpg"
    ful_dir="$in_dir/../ful"
    ful_path="$ful_dir/$in_name.jpg"
    
    if [ ! -f "$in_path" ]
    then
        false
        return
    fi
    
    mkdir -p -- "$tmp_dir"
    
    if ! convert -resize "$[ico_width]" "$in_path" "$tmp_dir/$in_name.ico_1.png"
    then
        false
        return
    fi
    
    if ! convert -resize "x$[ico_height]" "$in_path" "$tmp_dir/$in_name.ico_2.png"
    then
        false
        return
    fi
    
    ico_1_size=$[$(stat -c %s -- "$tmp_dir/$in_name.ico_1.png")]
    ico_2_size=$[$(stat -c %s -- "$tmp_dir/$in_name.ico_2.png")]
    
    if ! ((ico_1_size))
    then
        false
        return
    fi
    
    if ! ((ico_2_size))
    then
        false
        return
    fi
    
    if ((ico_1_size >= ico_2_size))
    then
        if ! convert -gravity center -crop "$[ico_width]x$[ico_height]+0+0" "$tmp_dir/$in_name.ico_1.png" "$tmp_dir/$in_name.ico_3.png"
        then
            false
            return
        fi
    else
        if ! convert -gravity center -crop "$[ico_width]x$[ico_height]+0+0" "$tmp_dir/$in_name.ico_2.png" "$tmp_dir/$in_name.ico_3.png"
        then
            false
            return
        fi
    fi
    
    mkdir -p -- "$ico_dir"
    mkdir -p -- "$ful_dir"
    
    if ! convert -strip -interlace plane "$tmp_dir/$in_name.ico_3.png" "$ico_path"
    then
        false
        return
    fi
    
    if ! convert -resize "1000x1000>" "$in_path" "$ful_path"
    then
        false
        return
    fi
}

milanta_pict_conv__bulk_pict_conv () {
    for arg
    do
        milanta_pict_conv__pict_conv "$arg"
    done
}

milanta_pict_conv__php_escape () {
    val="$1"
    val="${val//\\/\\\\}"
    val="${val//\'/\'}"
    echo "$val"
}

milanta_pict_conv__create_item_list () {
    art_major="$1"
    shift
    art_minor="$1"
    shift
    
    echo "'item_list' => array("
    for arg
    do
        arg_name="$(basename -- "$arg")"
        echo "        array("
        echo "                'filename' => '$(milanta_pict_conv__php_escape "$arg_name")',"
        echo "                'text' => 'art.$[art_major].$[art_minor]',"
        echo "                ),"
        
        ((++art_minor))
    done
    echo "        ),"
}