2018-08-05 00:14:56 +00:00
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import importlib
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import pluggy
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2020-03-08 23:09:31 +00:00
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import pkg_resources
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2019-05-02 05:09:03 +00:00
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import sys
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2018-08-05 00:14:56 +00:00
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from . import hookspecs
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Extract facet code out into a new plugin hook, closes #427 (#445)
Datasette previously only supported one type of faceting: exact column value counting.
With this change, faceting logic is extracted out into one or more separate classes which can implement other patterns of faceting - this is discussed in #427, but potential upcoming facet types include facet-by-date, facet-by-JSON-array, facet-by-many-2-many and more.
A new plugin hook, register_facet_classes, can be used by plugins to add in additional facet classes.
Each class must implement two methods: suggest(), which scans columns in the table to decide if they might be worth suggesting for faceting, and facet_results(), which executes the facet operation and returns results ready to be displayed in the UI.
2019-05-03 00:11:26 +00:00
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DEFAULT_PLUGINS = (
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"datasette.publish.heroku",
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2019-05-03 13:59:01 +00:00
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"datasette.publish.cloudrun",
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Extract facet code out into a new plugin hook, closes #427 (#445)
Datasette previously only supported one type of faceting: exact column value counting.
With this change, faceting logic is extracted out into one or more separate classes which can implement other patterns of faceting - this is discussed in #427, but potential upcoming facet types include facet-by-date, facet-by-JSON-array, facet-by-many-2-many and more.
A new plugin hook, register_facet_classes, can be used by plugins to add in additional facet classes.
Each class must implement two methods: suggest(), which scans columns in the table to decide if they might be worth suggesting for faceting, and facet_results(), which executes the facet operation and returns results ready to be displayed in the UI.
2019-05-03 00:11:26 +00:00
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"datasette.facets",
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2021-12-17 19:02:14 +00:00
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"datasette.filters",
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2019-12-29 18:48:13 +00:00
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"datasette.sql_functions",
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2020-06-01 01:03:17 +00:00
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"datasette.actor_auth_cookie",
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2020-06-01 05:00:36 +00:00
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"datasette.default_permissions",
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2020-06-28 02:58:16 +00:00
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"datasette.default_magic_parameters",
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2020-10-29 22:01:38 +00:00
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"datasette.blob_renderer",
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2020-10-30 03:45:15 +00:00
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"datasette.default_menu_links",
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Extract facet code out into a new plugin hook, closes #427 (#445)
Datasette previously only supported one type of faceting: exact column value counting.
With this change, faceting logic is extracted out into one or more separate classes which can implement other patterns of faceting - this is discussed in #427, but potential upcoming facet types include facet-by-date, facet-by-JSON-array, facet-by-many-2-many and more.
A new plugin hook, register_facet_classes, can be used by plugins to add in additional facet classes.
Each class must implement two methods: suggest(), which scans columns in the table to decide if they might be worth suggesting for faceting, and facet_results(), which executes the facet operation and returns results ready to be displayed in the UI.
2019-05-03 00:11:26 +00:00
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)
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2018-08-05 00:14:56 +00:00
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pm = pluggy.PluginManager("datasette")
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pm.add_hookspecs(hookspecs)
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2019-05-02 05:09:03 +00:00
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if not hasattr(sys, "_called_from_test"):
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# Only load plugins if not running tests
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pm.load_setuptools_entrypoints("datasette")
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2018-08-05 00:14:56 +00:00
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# Load default plugins
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2018-08-28 07:36:22 +00:00
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for plugin in DEFAULT_PLUGINS:
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2018-08-05 00:14:56 +00:00
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mod = importlib.import_module(plugin)
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pm.register(mod, plugin)
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2020-03-08 23:09:31 +00:00
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def get_plugins():
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plugins = []
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plugin_to_distinfo = dict(pm.list_plugin_distinfo())
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for plugin in pm.get_plugins():
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static_path = None
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templates_path = None
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if plugin.__name__ not in DEFAULT_PLUGINS:
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try:
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if pkg_resources.resource_isdir(plugin.__name__, "static"):
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static_path = pkg_resources.resource_filename(
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plugin.__name__, "static"
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)
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if pkg_resources.resource_isdir(plugin.__name__, "templates"):
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templates_path = pkg_resources.resource_filename(
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plugin.__name__, "templates"
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)
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except (KeyError, ImportError):
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# Caused by --plugins_dir= plugins - KeyError/ImportError thrown in Py3.5
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pass
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plugin_info = {
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"name": plugin.__name__,
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"static_path": static_path,
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"templates_path": templates_path,
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2020-06-02 21:49:28 +00:00
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"hooks": [h.name for h in pm.get_hookcallers(plugin)],
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2020-03-08 23:09:31 +00:00
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}
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distinfo = plugin_to_distinfo.get(plugin)
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if distinfo:
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plugin_info["version"] = distinfo.version
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plugin_info["name"] = distinfo.project_name
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plugins.append(plugin_info)
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return plugins
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