KiBot/kibot/bom/bom.py

521 lines
18 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2020-2021 Salvador E. Tropea
# Copyright (c) 2020-2021 Instituto Nacional de Tecnología Industrial
# Copyright (c) 2016-2020 Oliver Henry Walters (@SchrodingersGat)
# License: MIT
# Project: KiBot (formerly KiPlot)
# Adapted from: https://github.com/SchrodingersGat/KiBoM
# Contributors: Kenny Huynh (@hkennyv)
"""
All the logic to convert a list of components into the rows and columns used to create the BoM.
"""
import locale
from copy import deepcopy
from math import ceil
from .units import compare_values, comp_match, get_last_warning
from .bom_writer import write_bom
from .columnlist import ColumnList
from ..misc import DNF, W_FIELDCONF
from .. import log
logger = log.get_logger()
# RV == Resistor Variable or Varistor
# RN == Resistor 'N'(Pack)
# RT == Thermistor
RLC_PREFIX = {'R', 'L', 'C', 'RV', 'RN', 'RT'}
def compare_value(c1, c2, cfg):
""" Compare the value of two components """
c1_value = c1.value.strip().lower()
c2_value = c2.value.strip().lower()
# '~' is the same as empty for KiCad
if c1_value == '~':
c1_value = ''
if c2_value == '~':
c2_value = ''
# Simple string comparison
if c1_value == c2_value:
return True
# Otherwise, perform a more complicated value comparison
if compare_values(c1, c2):
return True
# Ignore value if both components are connectors
# Note: Is common practice to use the "Value" field of connectors to denote its use.
# In this case the values won't match even when the connectors are equivalent.
if cfg.group_connectors:
if 'connector' in c1.lib.lower() and 'connector' in c2.lib.lower():
return True
# No match, return False
return False
def compare_part_name(c1, c2, cfg):
""" Determine if two parts have the same name, compute aliases """
pn1 = c1.name.lower()
pn2 = c2.name.lower()
# Simple direct match
if pn1 == pn2:
return True
# Compare part aliases e.g. "c" to "c_small"
for alias in cfg.component_aliases:
if pn1 in alias and pn2 in alias:
return True
return False
def compare_field(c1, c2, field, cfg):
c1_value = c1.get_field_value(field).lower()
c2_value = c2.get_field_value(field).lower()
# If blank comparisons are allowed
if (c1_value == "" or c2_value == "") and cfg.merge_blank_fields:
return True
if not cfg.merge_both_blank and c1_value == "" and c2_value == "":
# Avoid merging two components with empty field
return False
return c1_value == c2_value
def compare_components(c1, c2, cfg):
""" Determine if two parts are 'equal' """
# 'fitted' value must be the same for both parts
if c1.fitted != c2.fitted:
return False
# 'fixed' value must be the same for both parts
if c1.fixed != c2.fixed:
return False
# Do not group components
if len(cfg.group_fields) == 0:
return c1.ref == c2.ref
# Check if the grouping fields match
for i, field in enumerate(cfg.group_fields):
# Check if we have a fallback
field_alt = cfg.group_fields_fallbacks[i]
if field_alt is not None:
# Check if we have an empty field
c1_value = c1.get_field_value(field)
c2_value = c2.get_field_value(field)
if c1_value == "" or c2_value == "":
# Try with the fallback field
c1_value = c1.get_field_value(field_alt)
c2_value = c2.get_field_value(field_alt)
if c1_value != "" and c2_value != "":
# Compare using the fallback
field = field_alt
# Perform special matches
if field == ColumnList.COL_VALUE_L:
if not compare_value(c1, c2, cfg):
return False
# Match part name
elif field == ColumnList.COL_PART_L:
if not compare_part_name(c1, c2, cfg):
return False
# Generic match
elif not compare_field(c1, c2, field, cfg):
return False
return True
class Joiner:
def __init__(self):
self.stack = {}
def add(self, P, N):
if P not in self.stack:
self.stack[P] = [((P, N), (P, N))]
return
stack = self.stack[P]
S, E = stack[-1]
if N == E[1] + 1:
stack[-1] = (S, (P, N))
else:
stack.append(((P, N), (P, N)))
def flush(self, sep, dash='-'):
refstr = u''
c = 0
for pref in sorted(self.stack.keys()):
stack = self.stack[pref]
for Q in stack:
if c != 0:
refstr += sep
S, E = Q
refstr += S[0]+str(S[1])
if S == E:
# Only one element
c += 1
elif S[1]+1 == E[1]:
# Two elements, I think this is better than pretending this is a real range
refstr += sep+E[0]+str(E[1])
c += 2
else:
# A range
refstr += dash+E[0]+str(E[1])
c += 2
return refstr
def _suffix_to_num(suffix):
return 0 if suffix == '?' else int(suffix)
class ComponentGroup(object):
""" A row in the BoM """
def __init__(self, cfg):
""" Initialize the group with no components, and default fields """
self.components = []
self.refs = {}
self.cfg = cfg
# Columns loaded from KiCad
self.fields = {c.lower(): None for c in ColumnList.COLUMNS_DEFAULT}
self.field_names = deepcopy(ColumnList.COLUMNS_DEFAULT)
def match_component(self, c):
""" Test if a given component fits in this group """
return compare_components(c, self.components[0], self.cfg)
def contains_component(self, c):
""" Test if a given component is already contained in this group """
return c.ref+c.project in self.refs
def add_component(self, c):
""" Add a component to the group.
Avoid repetition, checks if suitable.
Note: repeated components happend when a component contains more than one unit """
if not self.components:
self.components.append(c)
self.refs[c.ref+c.project] = c
elif self.contains_component(c):
return
elif self.match_component(c):
self.components.append(c)
self.refs[c.ref+c.project] = c
def round_qty(self, qty):
if self.cfg.int_qtys:
return int(ceil(qty))
int_qty = int(qty)
return int_qty if int_qty == qty else qty
def get_count(self, project=None):
if project is None:
# Total components
qty = sum(map(lambda c: c.qty, self.components))
else:
# Only for the specified project
qty = sum(map(lambda c: c.qty if c.project == project else 0, self.components))
return self.round_qty(qty)
def get_build_count(self):
if not self.is_fitted():
# Not fitted -> 0
return 0
if len(self.cfg.aggregate) == 1:
# Just one project
qty = sum(map(lambda c: c.qty, self.components))*self.cfg.number
else:
# Multiple projects, count them using the number of board for each project
qty = sum(map(lambda c: self.cfg.qtys[c.project]*c.qty, self.components))
return self.round_qty(qty)
def get_sources(self):
sources = {}
for c in self.components:
prj = c.project
if self.cfg.source_by_id:
prj = self.cfg.source_to_id[prj]
if prj in sources:
sources[prj] += c.qty
else:
sources[prj] = c.qty
field = ''
for prj in sorted(sources.keys()):
n = sources[prj]
if len(field):
field += ' '
field += prj+'('+str(n)+')'
return field
def is_fitted(self):
# compare_components ensures all has the same status
return self.components[0].fitted
def is_fixed(self):
# compare_components ensures all has the same status
return self.components[0].fixed
def is_smd(self):
return self.components[0].smd
def is_tht(self):
return self.components[0].tht
def get_field(self, field):
field = field.lower()
if field not in self.fields or not self.fields[field]:
return ""
return self.fields[field]
def sort_components(self):
""" Sort the components in correct order (by reference).
First priority is the prefix, second the number (as integer) """
self.components = sorted(self.components, key=lambda c: [c.ref_prefix, _suffix_to_num(c.ref_suffix)])
def get_refs(self):
""" Return a list of the components """
return self.cfg.ref_separator.join([c.ref for c in self.components])
def get_alt_refs(self):
""" Alternative list of references using ranges """
refs = ''
for sch in self.cfg.aggregate:
S = Joiner()
for n in self.components:
if n.project == sch.name:
S.add(n.ref_id+n.ref_prefix, _suffix_to_num(n.ref_suffix))
result = S.flush(self.cfg.ref_separator)
if result:
if refs:
refs += self.cfg.ref_separator
refs += result
return refs
def update_field(self, field, value, ref=None):
""" Update a given field, concatenates existing values and informs a collision """
if not value:
return
field_ori = field
field = field.lower()
if (field not in self.fields) or (not self.fields[field]):
self.fields[field] = value
self.field_names.append(field_ori)
elif value.lower() in self.fields[field].lower():
return
else:
# Config contains variant information, which is different for each component
# Part can be one of the defined aliases
if field not in self.cfg.no_conflict:
logger.warning(W_FIELDCONF + "Field conflict: ({refs}) [{name}] : '{flds}' <- '{fld}' (in {ref})".format(
refs=self.get_refs(),
name=field,
flds=self.fields[field],
fld=value, ref=ref))
self.fields[field] += " " + value
def update_fields(self, usealt=False):
for c in self.components:
for f, v in c.get_user_fields():
self.update_field(f, v, c.ref)
# Update 'global' fields
if usealt:
self.fields[ColumnList.COL_REFERENCE_L] = self.get_alt_refs()
else:
self.fields[ColumnList.COL_REFERENCE_L] = self.get_refs()
# Quantity
self.fields[ColumnList.COL_GRP_QUANTITY_L] = str(self.get_count())
self.total = self.get_build_count()
self.fields[ColumnList.COL_GRP_BUILD_QUANTITY_L] = str(self.total)
self.fields[ColumnList.COL_SOURCE_BOM_L] = self.get_sources()
# Group status
status = ' '
if not self.is_fitted():
status += '(DNF)'
if self.is_fixed():
status += '(DNC)'
self.fields[ColumnList.COL_STATUS_L] = status
# Component data
comp = self.components[0]
self.fields[ColumnList.COL_VALUE_L] = comp.value
self.fields[ColumnList.COL_PART_L] = comp.name
self.fields[ColumnList.COL_PART_LIB_L] = comp.lib
self.fields[ColumnList.COL_DATASHEET_L] = comp.datasheet
self.fields[ColumnList.COL_FP_L] = comp.footprint
self.fields[ColumnList.COL_FP_LIB_L] = comp.footprint_lib
self.fields[ColumnList.COL_SHEETPATH_L] = comp.sheet_path_h
if not self.fields[ColumnList.COL_DESCRIPTION_L]:
self.fields[ColumnList.COL_DESCRIPTION_L] = comp.desc
def get_row(self, columns):
""" Return a dict of the KiCad data based on the supplied columns """
row = []
for key in columns:
val = self.get_field(key)
# Join fields (appending to current value)
for join_l in self.cfg.join:
# Each list is "target, source..." so we need at least 2 elements
elements = len(join_l)
target = join_l[0]
if elements > 1 and target == key:
# Append data from the other fields
for source in join_l[1:]:
v = source.get_text(self.get_field)
if v:
val += v
row.append(val)
return row
def get_value_sort(comp):
""" Try to better sort R, L and C components """
res = comp.value_sort
if res:
value, (mult, mult_s), unit = res
if comp.ref_prefix in "CL":
# fempto Farads
value = "{0:15d}".format(int(value * 1e15 * mult + 0.1))
else:
# milli Ohms
value = "{0:15d}".format(int(value * 1000 * mult + 0.1))
return value
return comp.value
def normalize_value(c, decimal_point):
if c.value_sort is None:
return c.value
value, (mult, mult_s), unit = c.value_sort
ivalue = int(value)
if value == ivalue:
value = ivalue
elif decimal_point:
value = str(value).replace('.', decimal_point)
return '{} {}{}'.format(value, mult_s, unit)
def compute_multiple_stats(cfg, groups):
for sch in cfg.aggregate:
sch.comp_total = sch.comp_total_smd = sch.comp_total_tht = 0
sch.comp_fitted = sch.comp_fitted_smd = sch.comp_fitted_tht = 0
sch.comp_build = 0
sch.comp_groups = 0
for g in groups:
g_l = g.get_count(sch.name)
if g_l:
sch.comp_groups = sch.comp_groups+1
sch.comp_total += g_l
if g.is_smd():
sch.comp_total_smd += g_l
if g.is_tht():
sch.comp_total_tht += g_l
if g.is_fitted():
sch.comp_fitted += g_l
if g.is_smd():
sch.comp_fitted_smd += g_l
if g.is_tht():
sch.comp_fitted_tht += g_l
sch.comp_build = sch.comp_fitted*sch.number
if cfg.debug_level > 1:
logger.debug('Stats for {}: total {} fitted {} build {}'.
format(sch.name, sch.comp_total, sch.comp_fitted, sch.comp_build))
def group_components(cfg, components):
groups = []
# Iterate through each component, and test whether a group for these already exists
for c in components:
if not c.included: # Skip components marked as excluded from BoM
continue
# Cache the value used to sort
if c.ref_prefix in RLC_PREFIX and c.value.lower() not in DNF:
c.value_sort = comp_match(c.value, c.ref_prefix, c.ref)
if c.value_sort is None and (' ' in c.value):
# Try with the data before a space
value = c.value.split(' ')[0]
value_sort = comp_match(value, c.ref_prefix)
if value_sort is not None:
c.value_sort = value_sort
logger.warning(get_last_warning() + "Using `{}` for {} instead".format(value, c.ref))
else:
c.value_sort = None
# Try to add the component to an existing group
found = False
for g in groups:
if g.match_component(c):
g.add_component(c)
found = True
break
if not found:
# Create a new group
g = ComponentGroup(cfg)
g.add_component(c)
groups.append(g)
# Now unify the data from the components of each group
decimal_point = None
if cfg.normalize_locale:
decimal_point = locale.localeconv()['decimal_point']
if decimal_point == '.':
decimal_point = None
for g in groups:
# Sort the references within each group
g.sort_components()
# Fill the columns
g.update_fields(cfg.use_alt)
if cfg.normalize_values:
g.fields[ColumnList.COL_VALUE_L] = normalize_value(g.components[0], decimal_point)
# Sort the groups
# First priority is the Type of component (e.g. R?, U?, L?)
groups = sorted(groups, key=lambda g: [g.components[0].ref_prefix, get_value_sort(g.components[0])])
# Enumerate the groups and compute stats
n_total = n_total_smd = n_total_tht = 0
n_fitted = n_fitted_smd = n_fitted_tht = 0
n_build = 0
c = 1
dnf = 1
cfg.n_groups = len(groups)
for g in groups:
is_fitted = g.is_fitted()
if cfg.ignore_dnf and not is_fitted:
g.update_field('Row', str(dnf))
dnf += 1
else:
g.update_field('Row', str(c))
c += 1
# Stats
g_l = g.get_count()
n_total += g_l
n_total_smd += g_l*g.is_smd()
n_total_tht += g_l*g.is_tht()
if is_fitted:
n_fitted += g_l
n_fitted_smd += g_l*g.is_smd()
n_fitted_tht += g_l*g.is_tht()
n_build += g.total
cfg.n_total = n_total
cfg.n_total_smd = n_total_smd
cfg.n_total_tht = n_total_tht
cfg.n_fitted = n_fitted
cfg.n_fitted_smd = n_fitted_smd
cfg.n_fitted_tht = n_fitted_tht
cfg.n_build = n_build
if cfg.debug_level > 1:
logger.debug('Global stats: total {} fitted {} build {}'.format(n_total, n_fitted, n_build))
# Compute stats for multiple schematics
if len(cfg.aggregate) > 1:
compute_multiple_stats(cfg, groups)
return groups
def smd_tht(cfg, tot, smd, tht):
if cfg.count_smd_tht:
return "{} ({} SMD/ {} THT)".format(tot, smd, tht)
return tot
def do_bom(file_name, ext, comps, cfg):
# Group components according to group_fields
groups = group_components(cfg, comps)
# Create the BoM
logger.debug("Saving BOM File: "+file_name)
number = cfg.number
cfg.number = sum(map(lambda prj: prj.number, cfg.aggregate))
# Pre-format the total and fitted strings
cfg.total_str = smd_tht(cfg, cfg.n_total, cfg.n_total_smd, cfg.n_total_tht)
cfg.fitted_str = smd_tht(cfg, cfg.n_fitted, cfg.n_fitted_smd, cfg.n_fitted_tht)
if len(cfg.aggregate) > 1:
for prj in cfg.aggregate:
prj.total_str = smd_tht(cfg, prj.comp_total, prj.comp_total_smd, prj.comp_total_tht)
prj.fitted_str = smd_tht(cfg, prj.comp_fitted, prj.comp_fitted_smd, prj.comp_fitted_tht)
# Create the BoM
write_bom(file_name, ext, groups, cfg.columns, cfg)
cfg.number = number