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# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import glob
import json
import os
import re
from hashlib import sha1
import click
from platformio import fs
from platformio.compat import PY2, WINDOWS, hashlib_encode_data, string_types
from platformio.project import exception
from platformio.project.options import ProjectOptions
try:
import ConfigParser as ConfigParser
except ImportError:
import configparser as ConfigParser
CONFIG_HEADER = """
; PlatformIO Project Configuration File
;
; Build options: build flags, source filter
; Upload options: custom upload port, speed and extra flags
; Library options: dependencies, extra library storages
; Advanced options: extra scripting
;
; Please visit documentation for the other options and examples
; https://docs.platformio.org/page/projectconf.html
"""
MISSING = object()
class ProjectConfigBase(object):
INLINE_COMMENT_RE = re.compile(r"\s+;.*$")
VARTPL_RE = re.compile(r"\$\{([^\.\}]+)\.([^\}]+)\}")
expand_interpolations = True
warnings = []
_parser = None
_parsed = []
@staticmethod
def parse_multi_values(items):
result = []
if not items:
return result
if not isinstance(items, (list, tuple)):
items = items.split("\n" if "\n" in items else ", ")
for item in items:
item = item.strip()
# comment
if not item or item.startswith((";", "#")):
continue
if ";" in item:
item = ProjectConfigBase.INLINE_COMMENT_RE.sub("", item).strip()
result.append(item)
return result
@staticmethod
def get_default_path():
from platformio import app # pylint: disable=import-outside-toplevel
return app.get_session_var("custom_project_conf") or os.path.join(
os.getcwd(), "platformio.ini"
)
def __init__(self, path=None, parse_extra=True, expand_interpolations=True):
path = self.get_default_path() if path is None else path
self.path = path
self.expand_interpolations = expand_interpolations
self.warnings = []
self._parsed = []
self._parser = (
ConfigParser.ConfigParser()
if PY2
else ConfigParser.ConfigParser(inline_comment_prefixes=("#", ";"))
)
if path and os.path.isfile(path):
self.read(path, parse_extra)
self._maintain_renaimed_options()
def __getattr__(self, name):
return getattr(self._parser, name)
def read(self, path, parse_extra=True):
if path in self._parsed:
return
self._parsed.append(path)
try:
self._parser.read(path)
except ConfigParser.Error as e:
raise exception.InvalidProjectConfError(path, str(e))
if not parse_extra:
return
# load extra configs
for pattern in self.get("platformio", "extra_configs", []):
if pattern.startswith("~"):
pattern = fs.expanduser(pattern)
for item in glob.glob(pattern):
self.read(item)
def _maintain_renaimed_options(self):
# legacy `lib_extra_dirs` in [platformio]
if self._parser.has_section("platformio") and self._parser.has_option(
"platformio", "lib_extra_dirs"
):
if not self._parser.has_section("env"):
self._parser.add_section("env")
self._parser.set(
"env",
"lib_extra_dirs",
self._parser.get("platformio", "lib_extra_dirs"),
)
self._parser.remove_option("platformio", "lib_extra_dirs")
self.warnings.append(
"`lib_extra_dirs` configuration option is deprecated in "
"section [platformio]! Please move it to global `env` section"
)
renamed_options = {}
for option in ProjectOptions.values():
if option.oldnames:
renamed_options.update({name: option.name for name in option.oldnames})
for section in self._parser.sections():
scope = section.split(":", 1)[0]
if scope not in ("platformio", "env"):
continue
for option in self._parser.options(section):
if option in renamed_options:
self.warnings.append(
"`%s` configuration option in section [%s] is "
"deprecated and will be removed in the next release! "
"Please use `%s` instead"
% (option, section, renamed_options[option])
)
# rename on-the-fly
self._parser.set(
section,
renamed_options[option],
self._parser.get(section, option),
)
self._parser.remove_option(section, option)
continue
# unknown
unknown_conditions = [
("%s.%s" % (scope, option)) not in ProjectOptions,
scope != "env" or not option.startswith(("custom_", "board_")),
]
if all(unknown_conditions):
self.warnings.append(
"Ignore unknown configuration option `%s` "
"in section [%s]" % (option, section)
)
return True
def walk_options(self, root_section):
extends_queue = (
["env", root_section] if root_section.startswith("env:") else [root_section]
)
extends_done = []
while extends_queue:
section = extends_queue.pop()
extends_done.append(section)
if not self._parser.has_section(section):
continue
for option in self._parser.options(section):
yield (section, option)
if self._parser.has_option(section, "extends"):
extends_queue.extend(
self.parse_multi_values(self._parser.get(section, "extends"))[::-1]
)
def options(self, section=None, env=None):
result = []
assert section or env
if not section:
section = "env:" + env
if not self.expand_interpolations:
return self._parser.options(section)
for _, option in self.walk_options(section):
if option not in result:
result.append(option)
# handle system environment variables
scope = section.split(":", 1)[0]
for option_meta in ProjectOptions.values():
if option_meta.scope != scope or option_meta.name in result:
continue
if option_meta.sysenvvar and option_meta.sysenvvar in os.environ:
result.append(option_meta.name)
return result
def has_option(self, section, option):
if self._parser.has_option(section, option):
return True
return option in self.options(section)
def items(self, section=None, env=None, as_dict=False):
assert section or env
if not section:
section = "env:" + env
if as_dict:
return {
option: self.get(section, option) for option in self.options(section)
}
return [(option, self.get(section, option)) for option in self.options(section)]
def set(self, section, option, value):
if value is None:
value = ""
if isinstance(value, (list, tuple)):
value = "\n".join(value)
elif isinstance(value, bool):
value = "yes" if value else "no"
elif isinstance(value, (int, float)):
value = str(value)
# start multi-line value from a new line
if "\n" in value and not value.startswith("\n"):
value = "\n" + value
self._parser.set(section, option, value)
def getraw( # pylint: disable=too-many-branches
self, section, option, default=MISSING
):
if not self.expand_interpolations:
return self._parser.get(section, option)
value = MISSING
for sec, opt in self.walk_options(section):
if opt == option:
value = self._parser.get(sec, option)
break
option_meta = ProjectOptions.get("%s.%s" % (section.split(":", 1)[0], option))
if not option_meta:
if value == MISSING:
value = (
default if default != MISSING else self._parser.get(section, option)
)
return self._expand_interpolations(value)
if option_meta.sysenvvar:
envvar_value = os.getenv(option_meta.sysenvvar)
if not envvar_value and option_meta.oldnames:
for oldoption in option_meta.oldnames:
envvar_value = os.getenv("PLATFORMIO_" + oldoption.upper())
if envvar_value:
break
if envvar_value and option_meta.multiple:
if value == MISSING:
value = ""
value += ("\n" if value else "") + envvar_value
elif envvar_value and value == MISSING:
value = envvar_value
if value == MISSING:
value = option_meta.default or default
if value == MISSING:
return None
return self._expand_interpolations(value)
def _expand_interpolations(self, value):
if (
not value
or not isinstance(value, string_types)
or not all(["${" in value, "}" in value])
):
return value
return self.VARTPL_RE.sub(self._re_interpolation_handler, value)
def _re_interpolation_handler(self, match):
section, option = match.group(1), match.group(2)
if section == "sysenv":
return os.getenv(option)
return self.getraw(section, option)
def get(self, section, option, default=MISSING):
value = None
try:
value = self.getraw(section, option, default)
except ConfigParser.Error as e:
raise exception.InvalidProjectConfError(self.path, str(e))
option_meta = ProjectOptions.get("%s.%s" % (section.split(":", 1)[0], option))
if not option_meta:
return value
if option_meta.multiple:
value = self.parse_multi_values(value or [])
try:
return self.cast_to(value, option_meta.type)
except click.BadParameter as e:
if not self.expand_interpolations:
return value
raise exception.ProjectOptionValueError(e.format_message(), option, section)
@staticmethod
def cast_to(value, to_type):
items = value
if not isinstance(value, (list, tuple)):
items = [value]
items = [
to_type(item) if isinstance(to_type, click.ParamType) else item
for item in items
]
return items if isinstance(value, (list, tuple)) else items[0]
def envs(self):
return [s[4:] for s in self._parser.sections() if s.startswith("env:")]
def default_envs(self):
return self.get("platformio", "default_envs", [])
def validate(self, envs=None, silent=False):
if not os.path.isfile(self.path):
raise exception.NotPlatformIOProjectError(self.path)
# check envs
known = set(self.envs())
if not known:
raise exception.ProjectEnvsNotAvailableError()
unknown = set(list(envs or []) + self.default_envs()) - known
if unknown:
raise exception.UnknownEnvNamesError(", ".join(unknown), ", ".join(known))
if not silent:
for warning in self.warnings:
click.secho("Warning! %s" % warning, fg="yellow")
return True
class ProjectConfigDirsMixin(object):
def _get_core_dir(self, exists=False):
default = ProjectOptions["platformio.core_dir"].default
core_dir = self.get("platformio", "core_dir")
win_core_dir = None
if WINDOWS and core_dir == default:
win_core_dir = os.path.splitdrive(core_dir)[0] + "\\.platformio"
if os.path.isdir(win_core_dir):
core_dir = win_core_dir
if exists and not os.path.isdir(core_dir):
try:
os.makedirs(core_dir)
except OSError as e:
if win_core_dir:
os.makedirs(win_core_dir)
core_dir = win_core_dir
else:
raise e
return core_dir
def get_optional_dir(self, name, exists=False):
if not ProjectOptions.get("platformio.%s_dir" % name):
raise ValueError("Unknown optional directory -> " + name)
if name == "core":
result = self._get_core_dir(exists)
else:
result = self.get("platformio", name + "_dir")
if result is None:
return None
project_dir = os.getcwd()
# patterns
if "$PROJECT_HASH" in result:
result = result.replace(
"$PROJECT_HASH",
"%s-%s"
% (
os.path.basename(project_dir),
sha1(hashlib_encode_data(project_dir)).hexdigest()[:10],
),
)
if "$PROJECT_DIR" in result:
result = result.replace("$PROJECT_DIR", project_dir)
if "$PROJECT_CORE_DIR" in result:
result = result.replace("$PROJECT_CORE_DIR", self.get_optional_dir("core"))
if "$PROJECT_WORKSPACE_DIR" in result:
result = result.replace(
"$PROJECT_WORKSPACE_DIR", self.get_optional_dir("workspace")
)
if result.startswith("~"):
result = fs.expanduser(result)
result = os.path.realpath(result)
if exists and not os.path.isdir(result):
os.makedirs(result)
return result
class ProjectConfig(ProjectConfigBase, ProjectConfigDirsMixin):
_instances = {}
@staticmethod
def get_instance(path=None):
path = ProjectConfig.get_default_path() if path is None else path
mtime = os.path.getmtime(path) if os.path.isfile(path) else 0
instance = ProjectConfig._instances.get(path)
if instance and instance["mtime"] != mtime:
instance = None
if not instance:
instance = {"mtime": mtime, "config": ProjectConfig(path)}
ProjectConfig._instances[path] = instance
return instance["config"]
def __repr__(self):
return "<ProjectConfig %s>" % (self.path or "in-memory")
def as_tuple(self):
return [(s, self.items(s)) for s in self.sections()]
def to_json(self):
return json.dumps(self.as_tuple())
def update(self, data, clear=False):
assert isinstance(data, list)
if clear:
self._parser = ConfigParser.ConfigParser()
for section, options in data:
if not self._parser.has_section(section):
self._parser.add_section(section)
for option, value in options:
self.set(section, option, value)
def save(self, path=None):
path = path or self.path
if path in self._instances:
del self._instances[path]
with open(path or self.path, "w+") as fp:
fp.write(CONFIG_HEADER.strip() + "\n\n")
self._parser.write(fp)
fp.seek(0)
contents = fp.read()
fp.seek(0)
fp.truncate()
fp.write(contents.strip() + "\n")
return True