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129 lines
3.2 KiB
Python
129 lines
3.2 KiB
Python
# Copyright © Michal Čihař <michal@weblate.org>
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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from itertools import chain
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from typing import NoReturn
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from django.contrib.sitemaps import Sitemap
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from django.urls import reverse
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from weblate.trans.models import Change, Component, Project, Translation
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from weblate.utils.stats import prefetch_stats
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class PagesSitemap(Sitemap):
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def items(self):
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return (
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("/", 1.0, "daily"),
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("/about/", 0.4, "weekly"),
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("/keys/", 0.4, "weekly"),
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)
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def location(self, item):
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return item[0]
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def lastmod(self, item):
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try:
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return Change.objects.values_list("timestamp", flat=True).latest(
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"timestamp"
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)
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except Change.DoesNotExist:
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return None
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def priority(self, item):
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return item[1]
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def changefreq(self, item):
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return item[2]
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class WeblateSitemap(Sitemap):
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priority = 0.0
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changefreq = None
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def items(self) -> NoReturn:
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raise NotImplementedError
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def lastmod(self, item):
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return item.stats.last_changed
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def get_latest_lastmod(self) -> None:
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# Finding latest lastmod is expensive as it needs fetching
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# stats for all objects
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return None
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class ProjectSitemap(WeblateSitemap):
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priority = 0.8
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def items(self):
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return prefetch_stats(
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Project.objects.filter(access_control__lt=Project.ACCESS_PRIVATE).order_by(
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"id"
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)
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)
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class ComponentSitemap(WeblateSitemap):
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priority = 0.6
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def items(self):
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return prefetch_stats(
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Component.objects.prefetch_related("project")
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.filter(project__access_control__lt=Project.ACCESS_PRIVATE)
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.order_by("id")
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)
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class TranslationSitemap(WeblateSitemap):
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priority = 0.2
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def items(self):
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return prefetch_stats(
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Translation.objects.prefetch_related(
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"component",
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"component__project",
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"language",
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)
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.filter(component__project__access_control__lt=Project.ACCESS_PRIVATE)
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.order_by("id")
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)
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class EngageSitemap(ProjectSitemap):
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"""Wrapper around ProjectSitemap to point to engage page."""
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priority = 1.0
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def location(self, item):
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return reverse("engage", kwargs={"path": item.get_url_path()})
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class EngageLangSitemap(EngageSitemap):
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"""Wrapper to generate sitemap for all per language engage pages."""
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priority = 0.9
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def items(self):
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"""Return list of existing project, language tuples."""
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projects = (
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Project.objects.filter(access_control__lt=Project.ACCESS_PRIVATE)
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.order_by("id")
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.prefetch_languages()
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)
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return prefetch_stats(
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chain.from_iterable(
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project.project_languages.preload() for project in projects
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)
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)
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SITEMAPS = {
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"project": ProjectSitemap(),
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"engage": EngageSitemap(),
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"engagelang": EngageLangSitemap(),
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"component": ComponentSitemap(),
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"translation": TranslationSitemap(),
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"pages": PagesSitemap(),
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}
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