feat: auto-generated attribution page

frappe/www/attribution.html

@@ -0,0 +1,42 @@
+{% extends "templates/web.html" %}
+
+{% block page_content %}
+
+<h1>{{ _("Attribution") }}</h1>
+<p>
+    {{ _("This software is built on top of many open source packages. We would like to thank the authors of these packages for their contribution.") }}
+</p>
+
+{% for app, packages in packages_by_app.items() %}
+    <section id="{{ app }}">
+        <h2><a href="#{{ app }}">{{ app }}</a></h2>
+        <table class="table table-striped">
+            <thead>
+                <tr>
+                    <td>{{ _("Package") }}</td>
+                    <td>{{ _("Version") }}</td>
+                    <td>{{ _("License") }}</td>
+                    <td>{{ _("Author") }}</td>
+                </tr>
+            </thead>
+            <tbody>
+                {% for package in packages %}
+                <tr>
+                    <td>
+                        {% if package.homepage %}
+                            <a href="{{ (package.homepage | e) }}" target="_blank">{{ package.name | e }}</a>
+                        {% else %}
+                            {{ package.name | e }}
+                        {% endif %}
+                    </td>
+                    <td>{{ package.version | e }}</td>
+                    <td>{{ (package.license | e) or _("Unknown") }}</td>
+                    <td>{{ (package.author | e) or _("Unknown") }}</td>
+                </tr>
+                {% endfor %}
+            </tbody>
+        </table>
+    </section>
+{% endfor %}
+
+{% endblock %}

frappe/www/attribution.py

@@ -0,0 +1,78 @@
+import json
+import re
+import tomllib
+
+import requests
+
+import frappe
+
+
+def get_context(context):
+	packages_by_app = {}
+	for app in frappe.get_installed_apps():
+		packages_by_app[app] = get_app_deps(app)
+
+	context.packages_by_app = packages_by_app
+
+
+def get_app_deps(app: str):
+	dependencies = []
+
+	app_info = get_pyproject_info(app)
+	for requirement in app_info.get("dependencies", []):
+		name, version = parse_pip_requirement(requirement)
+		info = get_py_registry_info(name)
+		info["name"] = name
+		info["version"] = version
+		dependencies.append(info)
+
+	for name, version in get_js_deps(app).items():
+		info = get_js_registry_info(name)
+		info["name"] = name
+		info["version"] = version
+		dependencies.append(info)
+
+	return dependencies
+
+
+def get_js_deps(app: str):
+	package_json = frappe.get_app_path(app, "..", "package.json")
+	with open(package_json) as f:
+		package = json.load(f)
+
+	return package.get("dependencies", {})
+
+
+def get_js_registry_info(package):
+	registry_url = f"https://registry.npmjs.org/{package}"
+	registry_info = requests.get(registry_url).json()
+	return {
+		"license": registry_info.get("license"),
+		"author": registry_info.get("author", {}).get("name"),
+		"homepage": registry_info.get("homepage"),
+	}
+
+
+def get_pyproject_info(app: str) -> list[str]:
+	pyproject_toml = frappe.get_app_path(app, "..", "pyproject.toml")
+	with open(pyproject_toml, "rb") as f:
+		pyproject = tomllib.load(f)
+
+	return pyproject.get("project", {})
+
+
+def get_py_registry_info(package):
+	registry_url = f"https://pypi.org/pypi/{package}/json"
+	registry_info = requests.get(registry_url).json().get("info", {})
+	return {
+		"license": registry_info.get("license"),
+		"author": registry_info.get("author"),
+		"homepage": registry_info.get("home_page"),
+	}
+
+
+def parse_pip_requirement(requirement: str) -> tuple[str, str]:
+	"""Parse pip requirement string to package name and version"""
+	match = re.match(r"^([A-Za-z0-9_\-\[\]]+)(.*)$", requirement)
+
+	return (match[1], match[2]) if match else (requirement, "")