#!/usr/bin/env python
#
# NopSCADlib Copyright Chris Palmer 2018
# nop.head@gmail.com
# hydraraptor.blogspot.com
#
# This file is part of NopSCADlib.
#
# NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
# GNU General Public License as published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
#
# NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with NopSCADlib.
# If not, see .
#
#
#: Generate assembly views and intructions
#
from __future__ import print_function
from set_config import *
import openscad
from tests import do_cmd, update_image, colour_scheme, background
import time
import times
from deps import *
import os
import json
import blurb
import bom
import shutil
from colorama import Fore
def is_assembly(s):
return s[-9:] == '_assembly' or s[-11:] == '_assemblies'
def add_assembly(flat_bom, bom, bounds_map):
if not bom in flat_bom:
big = False
for ass in bom["assemblies"]:
add_assembly(flat_bom, ass, bounds_map)
if ass["big"]:
big = True
if not big:
for stl in bom["printed"]:
bounds = bounds_map[stl]
width = bounds[1][0] - bounds[0][0]
depth = bounds[1][1] - bounds[0][1]
if max(width, depth) > 80:
big = True
break
bom["big"] = big or bom["routed"]
flat_bom.append(bom)
def bom_to_assemblies(bom_dir, bounds_map):
global flat_bom
#
# Make a list of all the parts in the BOM
#
bom = {}
bom_file = bom_dir + "/bom.json"
with open(bom_file) as json_file:
bom = json.load(json_file)
flat_bom = []
add_assembly(flat_bom, bom, bounds_map)
ass = flat_bom[-1]
if len(ass["assemblies"]) < 2 and not ass["vitamins"] and not ass["printed"] and not ass["routed"]:
flat_bom = flat_bom[:-1]
return [assembly["name"] for assembly in flat_bom]
def eop(print_mode, doc_file, last = False, first = False):
if print_mode:
print('\n', file = doc_file)
else:
if not first:
print('[Top](#TOP)', file = doc_file)
if not last:
print("\n---", file = doc_file)
def pad(s, before, after = 0):
return ' ' * before + str(s) + ' ' * after
def views(target, do_assemblies = None):
done_assemblies = []
#
# Make the target directory
#
top_dir = set_config(target)
target_dir = top_dir + 'assemblies'
deps_dir = top_dir + "deps"
bom_dir = top_dir + "bom"
if not os.path.isdir(target_dir):
os.makedirs(target_dir)
if not os.path.isdir(deps_dir):
os.makedirs(deps_dir)
times.read_times(target_dir)
bounds_fname = top_dir + 'stls/bounds.json'
with open(bounds_fname) as json_file:
bounds_map = json.load(json_file)
#
# Find all the assemblies
#
assemblies = bom_to_assemblies(bom_dir, bounds_map)
for file in os.listdir(target_dir):
if file.endswith('.png'):
assembly = file[:-4].replace('_assembled', '_assembly')
if assembly.endswith('_tn'):
assembly = assembly[:-3]
if not assembly in assemblies:
print("Removing %s" % file)
os.remove(target_dir + '/' + file)
#
# Find all the scad files
#
main_blurb = None
lib_dir = os.environ['OPENSCADPATH'] + '/NopSCADlib'
for dir in [source_dir, lib_dir]:
for filename in os.listdir(dir):
if filename.endswith('.scad'):
#
# find any modules with names ending in _assembly
#
with open(dir + "/" + filename, "r") as f:
lines = f.readlines()
line_no = 0
for line in lines:
words = line.split()
if len(words) and words[0] == "module":
module = words[1].split('(')[0]
if is_assembly(module):
if module in assemblies:
#
# Scrape the assembly instructions
#
for ass in flat_bom:
if ass["name"] == module:
if not "blurb" in ass:
ass["blurb"] = blurb.scrape_module_blurb(lines[:line_no])
break
if not do_assemblies or module in do_assemblies:
#
# make a file to use the module
#
png_maker_name = 'png.scad'
with open(png_maker_name, "w") as f:
f.write("use <%s/%s>\n" % (dir, filename))
f.write("%s();\n" % module);
#
# Run openscad on the created file
#
dname = deps_name(deps_dir, filename)
for explode in [0, 1]:
png_name = target_dir + '/' + module + '.png'
if not explode:
png_name = png_name.replace('_assembly', '_assembled')
changed = check_deps(mtime(png_name), dname)
changed = times.check_have_time(changed, png_name)
tmp_name = 'tmp.png'
if changed:
print(changed)
t = time.time()
openscad.run("-D$pose=1", "-D$explode=%d" % explode, colour_scheme, "--projection=p", "--imgsize=4096,4096", "--autocenter", "--viewall", "-d", dname, "-o", tmp_name, png_maker_name);
times.add_time(png_name, t)
do_cmd(["magick", tmp_name, "-trim", "-resize", "1004x1004", "-bordercolor", background, "-border", "10", tmp_name])
update_image(tmp_name, png_name)
tn_name = png_name.replace('.png', '_tn.png')
if mtime(png_name) > mtime(tn_name):
do_cmd(("magick "+ png_name + " -trim -resize 280x280 -background " + background + " -gravity Center -extent 280x280 -bordercolor " + background + " -border 10 " + tmp_name).split())
update_image(tmp_name, tn_name)
os.remove(png_maker_name)
done_assemblies.append(module)
else:
if module == 'main_assembly':
main_blurb = blurb.scrape_module_blurb(lines[:line_no])
line_no += 1
times.print_times()
#
# Build the document
#
for print_mode in [True, False]:
doc_name = top_dir + "readme.md"
with open(doc_name, "wt") as doc_file:
#
# Title, description and picture
#
project = ' '.join(word[0].upper() + word[1:] for word in os.path.basename(os.getcwd()).split('_'))
print('\n# %s' % project, file = doc_file)
main_file = bom.find_scad_file('main_assembly')
if not main_file:
raise Exception("can't find source for main_assembly")
text = blurb.scrape_blurb(source_dir + '/' + main_file)
if len(text):
print(text, file = doc_file, end = '')
else:
if print_mode:
print(Fore.MAGENTA + "Missing project description" + Fore.WHITE)
print('\n' % flat_bom[-1]["name"].replace('_assembly', '_assembled'), file = doc_file)
eop(print_mode, doc_file, first = True)
#
# Build TOC
#
print('## Table of Contents', file = doc_file)
print('1. [Parts list](#Parts_list)', file = doc_file)
for ass in flat_bom:
name = ass["name"]
cap_name = name.replace('_', ' ').title()
print('1. [%s](#%s)' % (cap_name, name), file = doc_file)
print(file = doc_file)
eop(print_mode, doc_file)
#
# Global BOM
#
print('\n## Parts list', file = doc_file)
vitamins = {}
printed = {}
routed = {}
for ass in flat_bom:
for v in ass["vitamins"]:
if v in vitamins:
vitamins[v] += ass["vitamins"][v]
else:
vitamins[v] = ass["vitamins"][v]
for p in ass["printed"]:
if p in printed:
printed[p] += ass["printed"][p]
else:
printed[p] = ass["printed"][p]
for ass in flat_bom:
name = ass["name"][:-9].replace('_', ' ').title().replace(' ',' ')
print('| %s ' % name, file = doc_file, end = '')
print('| TOTALS | |', file = doc_file)
print(('|--:' * len(flat_bom) + '|--:|:--|'), file = doc_file)
for v in sorted(vitamins, key = lambda s: s.split(":")[-1]):
for ass in flat_bom:
count = ass["vitamins"][v] if v in ass["vitamins"] else '.'
print('| %s ' % pad(count, 2, 1), file = doc_file, end = '')
print('| %s | %s |' % (pad(vitamins[v], 2, 1), pad(v.split(":")[1], 2)), file = doc_file)
print(('| ' * len(flat_bom) + '| | **3D Printed parts** |'), file = doc_file)
for p in sorted(printed):
for ass in flat_bom:
count = ass["printed"][p] if p in ass["printed"] else '.'
print('| %s ' % pad(count, 2, 1), file = doc_file, end = '')
print('| %s | %s |' % (pad(printed[p], 2, 1), pad(p, 3)), file = doc_file)
print(file = doc_file)
eop(print_mode, doc_file)
#
# Assembly instructions
#
for ass in flat_bom:
name = ass["name"]
cap_name = name.replace('_', ' ').title()
if ass["count"] > 1:
print('\n## %d x %s' % (name, ass["count"], cap_name), file = doc_file)
else:
print('\n## %s' % (name, cap_name), file = doc_file)
vitamins = ass["vitamins"]
if vitamins:
print("### Vitamins", file = doc_file)
print("|Qty|Description|", file = doc_file)
print("|--:|:----------|", file = doc_file)
for v in vitamins:
print("|%d|%s|" % (vitamins[v], v.split(":")[1]), file = doc_file)
print("\n", file = doc_file)
printed = ass["printed"]
if printed:
print('### 3D Printed parts', file = doc_file)
i = 0
for p in printed:
print('%s %d x %s |' % ('\n|' if not (i % 3) else '', printed[p], p), file = doc_file, end = '')
if (i % 3) == 2 or i == len(printed) - 1:
n = (i % 3) + 1
print('\n|%s' % ('--|' * n), file = doc_file)
for j in range(n):
part = list(printed.keys())[i - n + j + 1]
print('|  %s' % (part, part.replace('.stl','.png'), '|\n' if j == j - 1 else ''), end = '', file = doc_file)
print('\n', file = doc_file)
i += 1
print('\n', file = doc_file)
routed = ass["routed"]
if routed:
print("### CNC Routed parts", file = doc_file)
i = 0
for r in routed:
print('%s %d x %s |' % ('\n|' if not (i % 3) else '', routed[r], r), file = doc_file, end = '')
if (i % 3) == 2 or i == len(routed) - 1:
n = (i % 3) + 1
print('\n|%s' % ('--|' * n), file = doc_file)
for j in range(n):
part = list(routed.keys())[i - n + j + 1]
print('|  %s' % (part, part.replace('.dxf','.png'), '|\n' if j == j - 1 else ''), end = '', file = doc_file)
print('\n', file = doc_file)
i += 1
print('\n', file = doc_file)
sub_assemblies = ass["assemblies"]
if sub_assemblies:
print("### Sub-assemblies", file = doc_file)
i = 0
for a in sub_assemblies:
print('%s %d x %s |' % ('\n|' if not (i % 3) else '', a["count"], a["name"]), file = doc_file, end = '')
if (i % 3) == 2 or i == len(sub_assemblies) - 1:
n = (i % 3) + 1
print('\n|%s' % ('--|' * n), file = doc_file)
for j in range(n):
a = sub_assemblies[i - n + j + 1]["name"].replace('_assembly', '_assembled')
print('|  %s' % (a, a + '_tn.png', '|\n' if j == j - 1 else ''), end = '', file = doc_file)
print('\n', file = doc_file)
i += 1
print('\n', file = doc_file)
small = not ass["big"]
suffix = '_tn.png' if small else '.png'
print('### Assembly instructions', file = doc_file)
print('\n' % (name, name + suffix), file = doc_file)
if "blurb" in ass and ass["blurb"]:
print(ass["blurb"], file = doc_file)
else:
if print_mode:
print(Fore.MAGENTA + "Missing instructions for %s" % name, Fore.WHITE)
name = name.replace('_assembly', '_assembled')
print('\n' % (name, name + suffix), file = doc_file)
eop(print_mode, doc_file, last = ass == flat_bom[-1] and not main_blurb)
#
# If main module is suppressed print any blurb here
#
if main_blurb:
print(main_blurb, file = doc_file)
eop(print_mode, doc_file, last = True)
#
# Convert to HTML
#
html_name = "printme.html" if print_mode else "readme.html"
with open(top_dir + html_name, "wt") as html_file:
do_cmd(("python -m markdown -x tables -x sane_lists " + doc_name).split(), html_file)
#
# Spell check
#
do_cmd('codespell -L od readme.md'.split())
#
# List the ones we didn't find
#
missing = set()
for assembly in assemblies + (do_assemblies if do_assemblies else []):
if assembly not in done_assemblies:
missing.add(assembly)
if missing:
for assembly in missing:
print(Fore.MAGENTA + "Could not find a module called", assembly, Fore.WHITE)
sys.exit(1)
if __name__ == '__main__':
if len(sys.argv) > 1 and sys.argv[1][-9:] != "_assembly":
target, assemblies = sys.argv[1], sys.argv[2:]
else:
target, assemblies = None, sys.argv[1:]
views(target, assemblies)