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__init__.py
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__init__.py
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"""
Obsidian plugin for Albert launcher.
Searches notes in an Obsidian vault. Allows for creation of new notes in the selected vault.
"""
from pathlib import Path
from urllib import parse
from threading import Thread, Event
from time import perf_counter_ns
from watchfiles import Change, DefaultFilter, watch
import frontmatter
from albert import *
md_iid = "2.3"
md_version = "1.3"
md_name = "Obsidian"
md_id = "obsidian"
md_description = "Search/add notes in a Obsidian vault."
md_url = "https://github.com/Pete-Hamlin/albert-obsidian.git"
md_license = "MIT"
md_authors = ["@Pete-Hamlin"]
md_lib_dependencies = ["python-frontmatter", "watchfiles"]
class Note:
def __init__(self, path: Path, body) -> None:
self.path = path
self.body = body
class CDFilter(DefaultFilter):
"""
When it comes to indexing, we don't care about updates to the file, so this filter
allows us to just watch for create/delete events and re-index accordingly when they happen
"""
allowed_changes = [Change.added, Change.deleted]
def __call__(self, change: Change, path: str) -> bool:
return change in self.allowed_changes and super().__call__(change, path)
class FileWatcherThread(Thread):
def __init__(self, callback, path, *args, **kwargs) -> None:
super().__init__(*args, **kwargs)
self.__stop_event = Event()
self.__callback = callback
self.__path = path
def run(self):
# Watch for file changes and re-index
for _ in watch(self.__path, watch_filter=CDFilter(), stop_event=self.__stop_event):
self.__callback()
def stop(self):
self.__stop_event.set()
class Plugin(PluginInstance, IndexQueryHandler):
iconUrls = [
f"file:{Path(__file__).parent}/obsidian.png",
"xdg:folder-documents",
]
def __init__(self):
PluginInstance.__init__(self)
IndexQueryHandler.__init__(
self, id=self.id, name=self.name, description=self.description, defaultTrigger="obs ", synopsis="<note>"
)
self._root_dir = self.readConfig("root_dir", str) or ""
self._open_override = self.readConfig("open_override", str) or "xdg-open"
self._config_dir = self.readConfig("config_dir", str) or ""
self._filter_by_tags = self.readConfig("filter_by_tags", bool) or True
self._filter_by_body = self.readConfig("filter_by_body", bool) or False
self.root_path = Path(self._root_dir)
self.thread = FileWatcherThread(self.updateIndexItems, self._root_dir)
self.thread.start()
def __del__(self):
self.thread.stop()
self.thread.join()
@property
def root_dir(self):
return self._root_dir
@root_dir.setter
def root_dir(self, value):
self._root_dir = value
self.writeConfig("root_dir", value)
self.root_path = Path(value)
self.thread.stop()
self.thread.join()
self.thread = FileWatcherThread(self.updateIndexItems, self._root_dir)
self.thread.start()
@property
def open_override(self):
return self._open_override
@open_override.setter
def open_override(self, value):
self._open_override = value
self.writeConfig("open_override", value)
@property
def filter_by_tags(self):
return self._filter_by_tags
@filter_by_tags.setter
def filter_by_tags(self, value):
self._filter_by_tags = value
self.writeConfig("filter_by_tags", value)
@property
def filter_by_body(self):
return self._filter_by_body
@filter_by_body.setter
def filter_by_body(self, value):
self._filter_by_body = value
self.writeConfig("filter_by_body", value)
def configWidget(self):
return [
{"type": "lineedit", "property": "root_dir", "label": "Path to notes vault"},
{"type": "lineedit", "property": "open_override", "label": "Open command to run Obsidian URI"},
{"type": "checkbox", "property": "filter_by_tags", "label": "Filter by note tags"},
{"type": "checkbox", "property": "filter_by_body", "label": "Filter by note body"},
]
def updateIndexItems(self):
start = perf_counter_ns()
notes = self.parse_notes()
index_items = []
for note in notes:
filter = self.create_filters(note)
item = self.gen_item(note)
index_items.append(IndexItem(item=item, string=filter))
self.setIndexItems(index_items)
info("Indexed {} notes [{:d} ms]".format(len(index_items), (int(perf_counter_ns() - start) // 1000000)))
def handleTriggerQuery(self, query):
# Trigger query will ignore the index and always check against the latest vault state
stripped = query.string.strip()
if stripped:
if not query.isValid:
return
data = self.parse_notes()
notes = (item for item in data if stripped.lower() in self.create_filters(item))
items = [self.gen_item(item) for item in notes]
text = parse.urlencode({"vault": self.root_path.name, "name": stripped}, quote_via=parse.quote)
run_args = self._open_override.split() + [f"obsidian://new?{text}"]
query.add(items)
query.add(
StandardItem(
id=self.id,
text="Create new Note",
subtext=f"{str(self.root_path)}/{stripped}",
iconUrls=["xdg:accessories-text-editor"],
actions=[
Action(
"create",
"Create note",
lambda args=run_args: runDetachedProcess(args),
)
],
)
)
else:
query.add(
StandardItem(id=self.id, text=self.name, subtext="Search for a note in Obsidian", iconUrls=self.iconUrls)
)
def parse_notes(self):
for item in self.root_path.rglob("*.md"):
yield Note(item, frontmatter.load(item))
def create_filters(self, note: Note) -> str:
filters, tags = note.path.name, note.body.get("tags")
if self._filter_by_tags and tags:
if isinstance(tags, list):
filters += ",".join(tags)
else:
filters += str(tags)
if self._filter_by_body:
filters += note.body.content
return filters.lower()
def gen_item(self, note: Note):
tags = note.body.get("tags")
if tags:
subtext = " - ".join([str(note.path), ",".join(tags)])
else:
subtext = str(note.path)
note_uri = "obsidian://open?{}".format(parse.urlencode({"vault": self.root_path.name, "file": note.path.name}, quote_via=parse.quote))
run_args = self._open_override.split() + [note_uri]
return StandardItem(
id=self.id,
text=note.path.name.replace(".md", ""),
subtext=subtext,
iconUrls=self.iconUrls,
actions=[
Action(
"open",
"Open",
lambda args=run_args: runDetachedProcess(args),
),
Action("copy", "Copy URI", lambda uri=note_uri: setClipboardText(uri)),
],
)