#!/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 .
#
#
#! Generates exploded and unexploded assembly views and scrapes build instructions to make readme.md, readme.html and printme.html files for the project.
#
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
import options
from deps import *
import os
import json
import blurb
import bom
import shutil
import re
from colorama import Fore
def is_assembly(s):
return s[-9:] == '_assembly' or s[-11:] == '_assemblies'
def bom_to_assemblies(bom_dir, bounds_map):
global flat_bom
#
# Make a list of all the parts in the BOM
#
bom_file = bom_dir + "/bom.json"
with open(bom_file) as json_file:
flat_bom = json.load(json_file)
#
# Decide if we need big or small assembly pictures
#
for bom in flat_bom:
if bom["big"] == None:
big = False
for ass in bom["assemblies"]:
for b in flat_bom:
if b["name"] == ass:
if b["big"]:
big = True
break
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"]
#
# Remove the main assembly if it is a shell
#
if flat_bom:
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:
if not last:
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 titalise(name):
cap_next = True
result = ''
for c in name.replace('_', ' '):
result = result + (c.upper() if cap_next else c);
cap_next = c == ' '
return result
def usage():
print("\nusage:\n\t views [target_config] [_assembly] ... [_assembly] - Create assembly images and readme.")
sys.exit(1)
def views(target, do_assemblies = None):
done_assemblies = []
#
# Make the target directory
#
top_dir = set_config(target, usage)
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)
options.check_options(deps_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 and remove any old views
#
assemblies = bom_to_assemblies(bom_dir, bounds_map)
lc_assemblies = [ass.lower() for ass in assemblies]
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
for dir in source_dirs(bom_dir):
if os.path.isdir(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):
lc_module = module.lower()
if lc_module in lc_assemblies:
real_name = assemblies[lc_assemblies.index(lc_module)]
#
# Scrape the assembly instructions
#
for ass in flat_bom:
if ass["name"] == real_name:
if not "blurb" in ass:
ass["blurb"] = blurb.scrape_module_blurb(lines[:line_no])
break
if not do_assemblies or real_name in do_assemblies:
#
# Run openscad on the created file
#
dname = deps_name(deps_dir, filename)
for explode in [0, 1]:
png_name = target_dir + '/' + real_name + '.png'
if not explode:
png_name = png_name.replace('_assembly', '_assembled')
changed = check_deps(png_name, dname)
changed = times.check_have_time(changed, png_name)
changed = options.have_changed(changed, png_name)
tmp_name = 'tmp.png'
if changed:
print(changed)
#
# 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);
t = time.time()
openscad.run_list(options.list() + ["-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)
os.remove(png_maker_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)
done_assemblies.append(real_name)
else:
if module == 'main_assembly':
main_blurb = blurb.scrape_module_blurb(lines[:line_no])
line_no += 1
#
# 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('', file = doc_file)
print('# %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)
blurbs = blurb.split_blurb(text)
if len(text):
print(blurbs[0], file = doc_file)
else:
if print_mode:
print(Fore.MAGENTA + "Missing project description" + Fore.WHITE)
#
# Only add the image if the first blurb section doesn't contain one.
#
if not re.search(r'\!\[.*\]\(.*\)', blurbs[0], re.MULTILINE):
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 = titalise(name)
print('1. [%s](#%s)' % (cap_name, name), file = doc_file)
print(file = doc_file)
if len(blurbs) > 1:
print(blurbs[1], file = doc_file)
eop(print_mode, doc_file)
#
# Global BOM
#
print('\n## Parts list', file = doc_file)
types = ["vitamins", "printed", "routed"]
headings = {"vitamins" : "vitamins", "printed" : "3D printed parts", "routed" : "CNC routed parts"}
things = {}
for t in types:
things[t] = {}
for ass in flat_bom:
for t in types:
for thing in ass[t]:
if thing in things[t]:
things[t][thing] += ass[t][thing]["count"]
else:
things[t][thing] = ass[t][thing]["count"]
for ass in flat_bom:
name = titalise(ass["name"][:-9]).replace(' ',' ')
print('| %s ' % name, file = doc_file, end = '')
print('| TOTALS | |', file = doc_file)
print(('|---:' * len(flat_bom) + '|---:|:---|'), file = doc_file)
for t in types:
if things[t]:
totals = {}
heading = headings[t][0:1].upper() + headings[t][1:]
print(('| ' * len(flat_bom) + '| | **%s** |') % heading, file = doc_file)
for thing in sorted(things[t], key = lambda s: s.split(":")[-1]):
for ass in flat_bom:
count = ass[t][thing]["count"] if thing in ass[t] else 0
print('| %s ' % pad(count if count else '.', 2, 1), file = doc_file, end = '')
name = ass["name"]
if name in totals:
totals[name] += count
else:
totals[name] = count
print('| %s | %s |' % (pad(things[t][thing], 2, 1), pad(thing.split(":")[-1], 2)), file = doc_file)
grand_total = 0
for ass in flat_bom:
name = ass["name"]
total = totals[name] if name in totals else 0
print('| %s ' % pad(total if total else '.', 2, 1), file = doc_file, end = '')
grand_total += total
print("| %s | %s |" % (pad(grand_total, 2, 1), pad('Total %s count' % headings[t], 2)), file = doc_file)
print(file = doc_file)
if len(blurbs) > 2:
print(blurbs[2], file = doc_file)
eop(print_mode, doc_file)
#
# Assembly instructions
#
for ass in flat_bom:
name = ass["name"]
cap_name = titalise(name)
print('' % name, file = doc_file)
if ass["count"] > 1:
print('## %d x %s' % (ass["count"], cap_name), file = doc_file)
else:
print('## %s' % 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 sorted(vitamins, key = lambda s: s.split(":")[-1]):
print("|%d|%s|" % (vitamins[v]["count"], v.split(":")[1]), file = doc_file)
print("\n", file = doc_file)
printed = ass["printed"]
if printed:
print('### 3D Printed parts', file = doc_file)
keys = sorted(list(printed.keys()))
for i, p in enumerate(keys):
print('%s %d x %s |' % ('\n|' if not (i % 3) else '', printed[p]["count"], 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 = 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)
print('\n', file = doc_file)
routed = ass["routed"]
if routed:
print("### CNC Routed parts", file = doc_file)
keys = sorted(list(routed.keys()))
for i, r in enumerate(keys):
print('%s %d x %s |' % ('\n|' if not (i % 3) else '', routed[r]["count"], 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 = 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)
print('\n', file = doc_file)
sub_assemblies = ass["assemblies"]
if sub_assemblies:
print("### Sub-assemblies", file = doc_file)
keys = sorted(list(sub_assemblies.keys()))
for i, a in enumerate(keys):
print('%s %d x %s |' % ('\n|' if not (i % 3) else '', sub_assemblies[a], a), file = doc_file, end = '')
if (i % 3) == 2 or i == len(keys) - 1:
n = (i % 3) + 1
print('\n|%s' % ('---|' * n), file = doc_file)
for j in range(n):
a = keys[i - n + j + 1].replace('_assembly', '_assembled')
print('|  %s' % (a, a + '_tn.png', '|\n' if j == j - 1 else ''), end = '', file = doc_file)
print('\n', file = doc_file)
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"
t = time.time()
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)
times.add_time(top_dir + html_name, t)
times.print_times()
#
# Spell check
#
do_cmd(('codespell -L od ' + top_dir + '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:]
for a in assemblies:
if a[-9:] != "_assembly": usage()
views(target, assemblies)