python-tldp/tldp/driver.py

313 lines
9.7 KiB
Python

#! /usr/bin/python
# -*- coding: utf8 -*-
from __future__ import absolute_import, division, print_function
import os
import sys
import logging
from argparse import Namespace
import tldp
import tldp.typeguesser
from tldp.inventory import status_classes, status_types
from tldp.utils import arg_isloglevel
from tldp.sources import arg_issourcedoc
logformat = '%(levelname)-9s %(name)s %(filename)s#%(lineno)s %(funcName)s %(message)s'
logging.basicConfig(stream=sys.stderr, format=logformat, level=logging.ERROR)
logger = logging.getLogger(__name__)
def summary(config, inv=None, **kwargs):
if inv is None:
inv = tldp.inventory.Inventory(config.pubdir, config.sourcedir)
file = kwargs.get('file', sys.stdout)
width = Namespace()
width.status = max([len(x) for x in status_types])
width.count = len(str(len(inv.source.keys())))
for status in status_types:
if status == 'all':
continue
count = len(getattr(inv, status, 0))
s = '{0:{w.status}} {1:{w.count}} '.format(status, count, w=width)
print(s, end="", file=file)
if config.verbose:
print(', '.join(getattr(inv, status).keys()), file=file)
else:
abbrev = getattr(inv, status).keys()
s = ''
if abbrev:
s = s + abbrev.pop(0)
while abbrev and len(s) < 50:
s = s + ', ' + abbrev.pop(0)
if abbrev:
s = s + ', and %d more ...' % (len(abbrev))
print(s, file=file)
return 0
def detail(config, docs, **kwargs):
width = Namespace()
width.status = max([len(x) for x in status_types])
width.stem = max([len(x.stem) for x in docs])
# -- if user just said "list" with no args, then give the user something
# sane, "all"; it would make sense for this to be "work", too, but
# "all" seems to be less surprising
#
for doc in docs:
stdout = kwargs.get('file', sys.stdout)
doc.detail(width, config.verbose, file=stdout)
return 0
def build(config, docs, **kwargs):
result = list()
for x, source in enumerate(docs, 1):
if not isinstance(source, tldp.sources.SourceDocument):
logger.info("%s (%d of %d) skipping, no source for orphan",
source.stem, x, len(docs))
continue
if not source.output:
dirname = os.path.join(config.pubdir, source.stem)
source.output = tldp.outputs.OutputDirectory(dirname)
if not source.doctype:
logger.warning("%s (%d of %d) skipping unknown doctype",
source.stem, x, len(docs))
continue
output = source.output
runner = source.doctype(source=source, output=output, config=config)
logger.info("%s (%d of %d) initiating build",
source.stem, x, len(docs))
result.append(runner.generate())
if all(result):
return 0
for errcode, source in zip(result, docs):
if not errcode:
logger.error("%s build failed", source.stem)
return 1
# def script(config, docs, inv, **kwargs):
# return 0
def getDocumentNames(args):
sought = list()
for arg in args:
doc = arg_issourcedoc(arg)
if doc is not None:
sought.append(doc)
else:
sought.append(None)
remainder = set([y for x, y in zip(sought, args) if not x])
sought = set(filter(None, sought))
return sought, remainder
def getStatusNames(args):
found = set()
sought = set()
for arg in args:
stati = status_classes.get(arg, None)
if stati:
sought.update(stati)
found.add(arg)
remainder = set(args).difference(found)
return sought, remainder
def getDocumentClasses(args):
largs = [x.lower() for x in args]
sought = list()
for cls in tldp.typeguesser.knowndoctypes:
if cls.__name__.lower() in largs:
sought.append(cls)
else:
sought.append(None)
remainder = set([y for x, y in zip(sought, args) if not x])
sought = set(filter(None, sought))
return sought, remainder
def getDocumentsByStems(docs, args):
sought = set()
for doc in docs:
if doc.stem in args:
sought.add(doc)
soughtstems = [x.stem for x in sought]
remainder = set(args).difference(soughtstems)
return sought, remainder
def getDocumentsByStatus(docs, stati):
sought = set()
for doc in docs:
if doc.status in stati:
sought.add(doc)
return sought
def processSkips(config, docs):
included = set()
excluded = set()
skip_stati, remainder = getStatusNames(config.skip)
skip_doctypes, skip_stems = getDocumentClasses(remainder)
for doc in docs:
stem = doc.stem
if hasattr(doc, 'doctype'):
if doc.doctype in skip_doctypes:
logger.info("%s skipping doctype %s", stem, doc.doctype)
excluded.add(doc)
continue
if doc.status in skip_stati:
logger.info("%s skipping status %s", stem, doc.status)
excluded.add(doc)
continue
if doc.stem in skip_stems:
logger.info("%s skipping stem %s", stem, stem)
excluded.add(doc)
continue
included.add(doc)
return included, excluded
def extractExplicitDocumentArgs(config, args):
docs = set()
rawdocs, remainder = getDocumentNames(args)
logger.debug("args included %d documents in filesystem: %r",
len(rawdocs), rawdocs)
for doc in rawdocs:
docs.add(tldp.sources.SourceDocument(doc))
return docs, remainder
def run(argv):
# -- may want to see option parsing, so set --loglevel as
# soon as possible
if '--loglevel' in argv:
levelarg = 1 + argv.index('--loglevel')
level = arg_isloglevel(argv[levelarg])
# -- set the root logger's level
logging.getLogger().setLevel(level)
# -- produce a configuration from CLI, ENV and CFG
#
tag = 'ldptool'
config, args = tldp.config.collectconfiguration(tag, argv)
logger.debug("Received the following configuration:")
for param, value in sorted(vars(config).items()):
logger.debug(" %s = %r", param, value)
logger.debug(" args: %r", args)
# -- summary does not require any args
if config.summary:
if args:
return "Unknown args received for --summary: " + ' '.join(args)
if not config.pubdir:
return "Option --pubdir (and --sourcedir) required for --summary."
if not config.sourcedir:
return "Option --sourcedir (and --pubdir) required for --summary."
return summary(config)
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# -- argument handling logic; try to avoid creating an inventory unless it
# is necessary
#
workset, remainder = extractExplicitDocumentArgs(config, args)
stati, remainder = getStatusNames(remainder)
if len(workset):
logger.info("Added %d explicit file paths from args.", len(workset))
need_inventory = False
if remainder or stati:
need_inventory = True
if not workset:
need_inventory = True
# -- by default, we only --list, --script or --build on work-to-be-done
# so, if there have been no special arguments at this point, we will
# simply grab the work to be done; see below the line that says:
#
# docs = inv.work.values()
#
# -- also make one last check to see that config.pubdir and
# config.sourcedir are set appropriately; just before creating an
# Inventory
#
if need_inventory:
if not config.pubdir:
return " --pubdir (and --sourcedir) required for inventory."
if not config.sourcedir:
return " --sourcedir (and --pubdir) required for inventory."
inv = tldp.inventory.Inventory(config.pubdir, config.sourcedir)
logger.info("Collected inventory containing %s documents.",
len(inv.all.keys()))
else:
inv = None
if stati:
oldsize = len(workset)
for status in stati:
collection = getattr(inv, status)
workset.update(collection.values())
growth = len(workset) - oldsize
if growth:
logger.info("Added %d docs, found by status class .", growth)
unknownargs = None
if remainder:
docs, unknownargs = getDocumentsByStems(inv.work.values(), remainder)
workset.update(docs)
logger.info("Added %d docs, found by stem name.", len(docs))
if unknownargs:
return "Unknown arguments (neither stem, file, nor status_class): " \
+ ' '.join(remainder)
# -- without any arguments (no files, no stems, no status_classes), the
# default behaviour is to either --build, --list or --script any
# available work, i.e. documents that have status new, orphan, broken,
# or stale.
#
if not workset:
if not stati and not remainder:
workset.update(inv.work.values())
# -- and, of course, apply the skipping logic
#
workset, excluded = processSkips(config, workset)
if not workset:
logger.info("No work to do.")
return 0
# -- listify the set and sort it
#
docs = sorted(workset, key=lambda x: x.stem.lower())
if config.detail:
return detail(config, docs)
if config.script:
return script(config, docs)
if not config.build:
logger.info("Assuming --build, since no other action was specified...")
return build(config, docs)
def main():
sys.exit(run(sys.argv[1:]))
if __name__ == '__main__':
main()
#
# -- end of file