Mysterious garbage code for generating bike map PDFs

concat.py

#!/usr/bin/env python
import os

pfx='gray/15'

#xs = sorted(map(int, os.listdir(pfx)))
#ys = sorted(int(n.split('.')[0]) for n in os.listdir('%s/%d' % (pfx,xs[0])))

xs = range(9910,9919)
ys = range(12115,12127)

for n in ['%s/%d/%d.png' % (pfx,x,y) for y in ys for x in xs]:
    print n

download.bash

#!/bin/bash -e

wget -c -x -nH -i urls

gen-urls.bash

#!/bin/bash -e

for x in $(seq 303 310); do
    for y in $(seq 370 379); do
        echo http://tile.openstreetmap.org/10/$x/$y.png
    done
done

LICENSE.md

Licensed under the Creative Commons CC0 1.0 Universal license.

NO WARRANTY OF ANY KIND

mk-key.bash

#!/bin/bash -e

montage -mode Concatenate -tile 7x8 $(
    for y in $(seq 371 378); do
        for x in $(seq 304 310); do
            echo road/10/$x/$y.png
        done
    done) key.png

mk-pdf.bash

#!/bin/bash -xe

for l in A B C D E F G H I J K L M N O P Q R S; do
    convert -adjoin -density 300 pages/$l*.png pdfs/$l.pdf
done
pdftk pdfs/* cat output pages.pdf

paginate.py

#!/usr/bin/env python

pagemap = '''\
XXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXX
   XXXXXXXXXXXXXX
   XXXXXXXXXXXXXX
   XXXXXXXXXXXXXXX
        XXXXXXXXXX
        XXXXXXXXXXX
        XXXXXXXXXXXXX
        XXXXXXXXXXXXX
          XXXXXXXXXXX
          XXXXXXXXXXX
          XXXXXXXXXXX
            XXXXXXXXX
            XXXXXXXXX
            XXXXXXXXX '''

pagerows = pagemap.split('\n')

wp = 22
hp = 19

n = 0
for y in xrange(hp):
    for x in xrange(wp):
        if pagerows[y][x] == ' ':
            continue
        tiles = ["gray/15/%d/%d.png" % (9748 + 9*x + i, 11916 + 12*y + j)
                 for j in xrange(12) for i in xrange(9) ]
        name = "pages/%s%02d.png" % (chr(ord('A')+x), y)
        with file('jobs/%03d' % (n,), 'w') as f:
            print >>f, "montage -mode Concatenate -tile 9x12 %s %s" % (" ".join(tiles), name)
        n += 1

select-pages.py

#!/usr/bin/env python

pagemap = '''\
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXX
    XXXXXXXXXXXXX
            XXXX
            XXXX
             XXXX
             XXXXX
              XXXXX
               XXXX
                XXX
                XXX
                XXX
                XXX  '''

pagerows = pagemap.split('\n')

wp = 21
hp = 17

n = 0
for y in xrange(hp):
    for x in xrange(wp):
        if pagerows[y][x] != ' ':
            print '%s%02d.png' % (chr(ord('A')+x), y)

to-gray.bash

#!/bin/bash -e

for f in cycle/15/*/*.png; do
    t=$(echo $f | sed s/cycle/gray/g)
    mkdir -p $(dirname $t)
    convert -type Grayscale $f $t
done