esphome-docs/components.py

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import os
import json
def setup(app):
"""Setup connects events to the components output builder"""
app.connect("html-page-context", add_component_details)
app.connect("build-finished", create_output)
app.compoents_output = {}
is_production = os.getenv("NETLIFY") == "true"
return {
"version": "1.0.0",
"parallel_read_safe": True,
"parallel_write_safe": not is_production,
}
def add_component_details(app, pagename, templatename, context, doctree):
"""As each page is built, collect page details for the output."""
if pagename.startswith("components/"):
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page_key = pagename[11:].replace("/", "_")
component_name = pagename.split("/")[-1]
page_data = {
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"title": context["title"],
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"url": context["pageurl"],
"path": f"components/{component_name}",
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}
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if os.path.exists(os.path.join(app.builder.srcdir, "images", component_name + ".png")):
page_data["image"] = app.builder.config.html_baseurl + "/_images/" + component_name + ".png"
elif os.path.exists(os.path.join(app.builder.srcdir, "images", component_name + ".jpg")):
page_data["image"] = app.builder.config.html_baseurl + "/_images/" + component_name + ".jpg"
app.compoents_output[page_key] = page_data
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def create_output(app, exception):
"""Generates the components.json from the collected component pages"""
with open(os.path.join(app.builder.outdir, "components.json"), "wt") as f:
f.write(json.dumps(app.compoents_output))