mirror of https://github.com/esphome/esphome.git
382 lines
11 KiB
Python
382 lines
11 KiB
Python
import logging
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import os
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import re
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from pathlib import Path
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from typing import Union
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from esphome.config import iter_components, iter_component_configs
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from esphome.const import (
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HEADER_FILE_EXTENSIONS,
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SOURCE_FILE_EXTENSIONS,
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__version__,
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ENV_NOGITIGNORE,
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)
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from esphome.core import CORE, EsphomeError
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from esphome.helpers import (
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mkdir_p,
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read_file,
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write_file_if_changed,
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walk_files,
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copy_file_if_changed,
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get_bool_env,
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)
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from esphome.storage_json import StorageJSON, storage_path
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from esphome import loader
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_LOGGER = logging.getLogger(__name__)
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CPP_AUTO_GENERATE_BEGIN = "// ========== AUTO GENERATED CODE BEGIN ==========="
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CPP_AUTO_GENERATE_END = "// =========== AUTO GENERATED CODE END ============"
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CPP_INCLUDE_BEGIN = "// ========== AUTO GENERATED INCLUDE BLOCK BEGIN ==========="
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CPP_INCLUDE_END = "// ========== AUTO GENERATED INCLUDE BLOCK END ==========="
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INI_AUTO_GENERATE_BEGIN = "; ========== AUTO GENERATED CODE BEGIN ==========="
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INI_AUTO_GENERATE_END = "; =========== AUTO GENERATED CODE END ============"
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CPP_BASE_FORMAT = (
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"""// Auto generated code by esphome
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""",
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""""
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void setup() {
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""",
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"""
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App.setup();
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}
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void loop() {
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App.loop();
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}
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""",
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)
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INI_BASE_FORMAT = (
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"""; Auto generated code by esphome
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[common]
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lib_deps =
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build_flags =
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upload_flags =
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""",
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"""
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""",
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)
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UPLOAD_SPEED_OVERRIDE = {
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"esp210": 57600,
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}
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def get_flags(key):
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flags = set()
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for _, component, conf in iter_component_configs(CORE.config):
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flags |= getattr(component, key)(conf)
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return flags
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def get_include_text():
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include_text = '#include "esphome.h"\nusing namespace esphome;\n'
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for _, component, conf in iter_component_configs(CORE.config):
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if not hasattr(component, "includes"):
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continue
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includes = component.includes
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if callable(includes):
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includes = includes(conf)
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if includes is None:
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continue
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if isinstance(includes, list):
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includes = "\n".join(includes)
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if not includes:
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continue
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include_text += f"{includes}\n"
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return include_text
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def replace_file_content(text, pattern, repl):
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content_new, count = re.subn(pattern, repl, text, flags=re.M)
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return content_new, count
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def storage_should_clean(old: StorageJSON, new: StorageJSON) -> bool:
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if old is None:
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return True
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if old.src_version != new.src_version:
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return True
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if old.build_path != new.build_path:
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return True
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return False
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def update_storage_json():
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path = storage_path()
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old = StorageJSON.load(path)
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new = StorageJSON.from_esphome_core(CORE, old)
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if old == new:
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return
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if storage_should_clean(old, new):
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_LOGGER.info("Core config or version changed, cleaning build files...")
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clean_build()
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new.save(path)
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def format_ini(data: dict[str, Union[str, list[str]]]) -> str:
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content = ""
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for key, value in sorted(data.items()):
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if isinstance(value, list):
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content += f"{key} =\n"
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for x in value:
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content += f" {x}\n"
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else:
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content += f"{key} = {value}\n"
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return content
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def get_ini_content():
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CORE.add_platformio_option(
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"lib_deps", [x.as_lib_dep for x in CORE.libraries] + ["${common.lib_deps}"]
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)
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# Sort to avoid changing build flags order
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CORE.add_platformio_option("build_flags", sorted(CORE.build_flags))
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content = "[platformio]\n"
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content += f"description = ESPHome {__version__}\n"
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content += f"[env:{CORE.name}]\n"
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content += format_ini(CORE.platformio_options)
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return content
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def find_begin_end(text, begin_s, end_s):
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begin_index = text.find(begin_s)
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if begin_index == -1:
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raise EsphomeError(
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"Could not find auto generated code begin in file, either "
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"delete the main sketch file or insert the comment again."
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)
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if text.find(begin_s, begin_index + 1) != -1:
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raise EsphomeError(
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"Found multiple auto generate code begins, don't know "
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"which to chose, please remove one of them."
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)
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end_index = text.find(end_s)
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if end_index == -1:
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raise EsphomeError(
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"Could not find auto generated code end in file, either "
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"delete the main sketch file or insert the comment again."
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)
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if text.find(end_s, end_index + 1) != -1:
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raise EsphomeError(
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"Found multiple auto generate code endings, don't know "
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"which to chose, please remove one of them."
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)
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return text[:begin_index], text[(end_index + len(end_s)) :]
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def write_platformio_ini(content):
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update_storage_json()
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path = CORE.relative_build_path("platformio.ini")
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if os.path.isfile(path):
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text = read_file(path)
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content_format = find_begin_end(
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text, INI_AUTO_GENERATE_BEGIN, INI_AUTO_GENERATE_END
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)
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else:
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content_format = INI_BASE_FORMAT
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full_file = f"{content_format[0] + INI_AUTO_GENERATE_BEGIN}\n{content}"
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full_file += INI_AUTO_GENERATE_END + content_format[1]
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write_file_if_changed(path, full_file)
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def write_platformio_project():
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mkdir_p(CORE.build_path)
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content = get_ini_content()
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if not get_bool_env(ENV_NOGITIGNORE):
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write_gitignore()
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write_platformio_ini(content)
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DEFINES_H_FORMAT = (
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ESPHOME_H_FORMAT
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) = """\
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#pragma once
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#include "esphome/core/macros.h"
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{}
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"""
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VERSION_H_FORMAT = """\
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#pragma once
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#include "esphome/core/macros.h"
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#define ESPHOME_VERSION "{}"
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#define ESPHOME_VERSION_CODE VERSION_CODE({}, {}, {})
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"""
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DEFINES_H_TARGET = "esphome/core/defines.h"
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VERSION_H_TARGET = "esphome/core/version.h"
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ESPHOME_README_TXT = """
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THIS DIRECTORY IS AUTO-GENERATED, DO NOT MODIFY
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ESPHome automatically populates the build directory, and any
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changes to this directory will be removed the next time esphome is
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run.
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For modifying esphome's core files, please use a development esphome install,
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the custom_components folder or the external_components feature.
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"""
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def copy_src_tree():
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source_files: list[loader.FileResource] = []
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for _, component in iter_components(CORE.config):
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source_files += component.resources
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source_files_map = {
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Path(x.package.replace(".", "/") + "/" + x.resource): x for x in source_files
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}
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# Convert to list and sort
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source_files_l = list(source_files_map.items())
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source_files_l.sort()
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# Build #include list for esphome.h
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include_l = []
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for target, _ in source_files_l:
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if target.suffix in HEADER_FILE_EXTENSIONS:
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include_l.append(f'#include "{target}"')
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include_l.append("")
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include_s = "\n".join(include_l)
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source_files_copy = source_files_map.copy()
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ignore_targets = [Path(x) for x in (DEFINES_H_TARGET, VERSION_H_TARGET)]
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for t in ignore_targets:
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source_files_copy.pop(t)
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for fname in walk_files(CORE.relative_src_path("esphome")):
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p = Path(fname)
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if p.suffix not in SOURCE_FILE_EXTENSIONS:
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# Not a source file, ignore
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continue
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# Transform path to target path name
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target = p.relative_to(CORE.relative_src_path())
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if target in ignore_targets:
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# Ignore defines.h, will be dealt with later
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continue
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if target not in source_files_copy:
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# Source file removed, delete target
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p.unlink()
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else:
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src_file = source_files_copy.pop(target)
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with src_file.path() as src_path:
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copy_file_if_changed(src_path, p)
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# Now copy new files
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for target, src_file in source_files_copy.items():
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dst_path = CORE.relative_src_path(*target.parts)
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with src_file.path() as src_path:
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copy_file_if_changed(src_path, dst_path)
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# Finally copy defines
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write_file_if_changed(
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CORE.relative_src_path("esphome", "core", "defines.h"), generate_defines_h()
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)
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write_file_if_changed(CORE.relative_build_path("README.txt"), ESPHOME_README_TXT)
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write_file_if_changed(
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CORE.relative_src_path("esphome.h"), ESPHOME_H_FORMAT.format(include_s)
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)
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write_file_if_changed(
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CORE.relative_src_path("esphome", "core", "version.h"), generate_version_h()
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)
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if CORE.is_esp32:
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from esphome.components.esp32 import copy_files
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copy_files()
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elif CORE.is_esp8266:
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from esphome.components.esp8266 import copy_files
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copy_files()
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elif CORE.is_rp2040:
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from esphome.components.rp2040 import copy_files
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(pio) = copy_files()
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if pio:
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write_file_if_changed(
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CORE.relative_src_path("esphome.h"),
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ESPHOME_H_FORMAT.format(include_s + '\n#include "pio_includes.h"'),
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)
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def generate_defines_h():
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define_content_l = [x.as_macro for x in CORE.defines]
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define_content_l.sort()
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return DEFINES_H_FORMAT.format("\n".join(define_content_l))
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def generate_version_h():
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match = re.match(r"^(\d+)\.(\d+).(\d+)-?\w*$", __version__)
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if not match:
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raise EsphomeError(f"Could not parse version {__version__}.")
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return VERSION_H_FORMAT.format(
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__version__, match.group(1), match.group(2), match.group(3)
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)
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def write_cpp(code_s):
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path = CORE.relative_src_path("main.cpp")
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if os.path.isfile(path):
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text = read_file(path)
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code_format = find_begin_end(
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text, CPP_AUTO_GENERATE_BEGIN, CPP_AUTO_GENERATE_END
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)
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code_format_ = find_begin_end(
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code_format[0], CPP_INCLUDE_BEGIN, CPP_INCLUDE_END
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)
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code_format = (code_format_[0], code_format_[1], code_format[1])
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else:
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code_format = CPP_BASE_FORMAT
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copy_src_tree()
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global_s = '#include "esphome.h"\n'
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global_s += CORE.cpp_global_section
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full_file = f"{code_format[0] + CPP_INCLUDE_BEGIN}\n{global_s}{CPP_INCLUDE_END}"
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full_file += (
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f"{code_format[1] + CPP_AUTO_GENERATE_BEGIN}\n{code_s}{CPP_AUTO_GENERATE_END}"
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)
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full_file += code_format[2]
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write_file_if_changed(path, full_file)
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def clean_build():
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import shutil
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pioenvs = CORE.relative_pioenvs_path()
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if os.path.isdir(pioenvs):
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_LOGGER.info("Deleting %s", pioenvs)
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shutil.rmtree(pioenvs)
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piolibdeps = CORE.relative_piolibdeps_path()
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if os.path.isdir(piolibdeps):
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_LOGGER.info("Deleting %s", piolibdeps)
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shutil.rmtree(piolibdeps)
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GITIGNORE_CONTENT = """# Gitignore settings for ESPHome
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# This is an example and may include too much for your use-case.
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# You can modify this file to suit your needs.
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/.esphome/
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/secrets.yaml
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"""
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def write_gitignore():
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path = CORE.relative_config_path(".gitignore")
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if not os.path.isfile(path):
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with open(file=path, mode="w", encoding="utf-8") as f:
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f.write(GITIGNORE_CONTENT)
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