feat: basics
This commit was merged in pull request #1.
This commit is contained in:
@@ -0,0 +1,453 @@
|
||||
"""Analytics tools for the OWA MCP server.
|
||||
|
||||
Provides meeting statistics and connection matrix analysis
|
||||
using GetUserAvailability and GetItem APIs.
|
||||
"""
|
||||
|
||||
import json
|
||||
from collections import Counter
|
||||
from datetime import date, datetime, timedelta
|
||||
|
||||
from mcp.server.fastmcp import Context
|
||||
|
||||
from owa_mcp.owa_client import OWAClient
|
||||
from owa_mcp.server import AppContext, mcp
|
||||
from owa_mcp.server_lifecycle import require_client
|
||||
|
||||
|
||||
def _get_client(ctx: Context) -> OWAClient:
|
||||
"""Extract the OWAClient from the MCP lifespan context."""
|
||||
app_ctx: AppContext = ctx.request_context.lifespan_context
|
||||
return require_client(app_ctx.client)
|
||||
|
||||
|
||||
# ------------------------------------------------------------------
|
||||
# Internal: resolve names to emails
|
||||
# ------------------------------------------------------------------
|
||||
|
||||
|
||||
def _resolve_to_email(client: OWAClient, name: str) -> tuple[str, str]:
|
||||
"""Resolve a name/email to (display_name, email). Returns ('','') on failure."""
|
||||
resolutions = client.resolve_names(name)
|
||||
if resolutions:
|
||||
mb = resolutions[0].get("Mailbox", {})
|
||||
return mb.get("Name", name), mb.get("EmailAddress", "")
|
||||
return "", ""
|
||||
|
||||
|
||||
# ------------------------------------------------------------------
|
||||
# Internal: query GetUserAvailability in chunks
|
||||
# ------------------------------------------------------------------
|
||||
|
||||
|
||||
def _get_availability_events(
|
||||
client: OWAClient,
|
||||
emails: list[str],
|
||||
start: date,
|
||||
end: date,
|
||||
batch_size: int = 5,
|
||||
chunk_days: int = 14,
|
||||
) -> dict[str, list[dict]]:
|
||||
"""Query GetUserAvailability for multiple people across a date range.
|
||||
|
||||
Returns dict mapping email -> list of calendar event dicts with
|
||||
keys: subject, start_date, busy_type.
|
||||
"""
|
||||
results: dict[str, list[dict]] = {email: [] for email in emails}
|
||||
|
||||
# Batch people
|
||||
email_batches = [
|
||||
emails[i : i + batch_size] for i in range(0, len(emails), batch_size)
|
||||
]
|
||||
|
||||
for batch in email_batches:
|
||||
current = start
|
||||
while current < end:
|
||||
chunk_end = min(current + timedelta(days=chunk_days), end)
|
||||
|
||||
mailbox_data = [
|
||||
{
|
||||
"__type": "MailboxData:#Exchange",
|
||||
"Email": {
|
||||
"__type": "EmailAddress:#Exchange",
|
||||
"Address": email,
|
||||
},
|
||||
"AttendeeType": "Required",
|
||||
}
|
||||
for email in batch
|
||||
]
|
||||
|
||||
payload = {
|
||||
"__type": "GetUserAvailabilityJsonRequest:#Exchange",
|
||||
"Header": {
|
||||
"__type": "JsonRequestHeaders:#Exchange",
|
||||
"RequestServerVersion": "Exchange2013",
|
||||
"TimeZoneContext": {
|
||||
"__type": "TimeZoneContext:#Exchange",
|
||||
"TimeZoneDefinition": {
|
||||
"__type": "TimeZoneDefinitionType:#Exchange",
|
||||
"Id": "Russian Standard Time",
|
||||
},
|
||||
},
|
||||
},
|
||||
"Body": {
|
||||
"__type": "GetUserAvailabilityRequest:#Exchange",
|
||||
"MailboxDataArray": mailbox_data,
|
||||
"FreeBusyViewOptions": {
|
||||
"__type": "FreeBusyViewOptions:#Exchange",
|
||||
"TimeWindow": {
|
||||
"__type": "Duration:#Exchange",
|
||||
"StartTime": f"{current}T00:00:00",
|
||||
"EndTime": f"{chunk_end}T00:00:00",
|
||||
},
|
||||
"MergedFreeBusyIntervalInMinutes": 30,
|
||||
"RequestedView": "DetailedMerged",
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
try:
|
||||
data = client.request("GetUserAvailability", payload)
|
||||
body = data.get("Body", {})
|
||||
for i, fb_resp in enumerate(body.get("FreeBusyResponseArray", [])):
|
||||
if i >= len(batch):
|
||||
break
|
||||
email = batch[i]
|
||||
fb_view = fb_resp.get("FreeBusyView", {})
|
||||
cal_events = fb_view.get("CalendarEventArray", {})
|
||||
if isinstance(cal_events, dict):
|
||||
items = cal_events.get("Items", [])
|
||||
elif isinstance(cal_events, list):
|
||||
items = cal_events
|
||||
else:
|
||||
items = []
|
||||
for event in items:
|
||||
s = event.get("StartTime", "")
|
||||
bt = event.get("BusyType", "")
|
||||
if s and bt != "Free":
|
||||
details = event.get("CalendarEventDetails", {})
|
||||
subject = details.get("Subject", "") if details else ""
|
||||
results[email].append(
|
||||
{
|
||||
"subject": subject,
|
||||
"start_date": s[:10],
|
||||
"busy_type": bt,
|
||||
}
|
||||
)
|
||||
except Exception:
|
||||
pass
|
||||
|
||||
current = chunk_end
|
||||
|
||||
return results
|
||||
|
||||
|
||||
# ------------------------------------------------------------------
|
||||
# Tool: get_meeting_stats
|
||||
# ------------------------------------------------------------------
|
||||
|
||||
|
||||
@mcp.tool()
|
||||
def get_meeting_stats(
|
||||
people: str,
|
||||
start_date: str,
|
||||
end_date: str,
|
||||
ctx: Context = None,
|
||||
) -> str:
|
||||
"""Get meeting count statistics for one or more people over a date range.
|
||||
|
||||
Uses GetUserAvailability to count calendar events (including
|
||||
expanded recurring instances) for each person.
|
||||
|
||||
Args:
|
||||
people: Comma-separated names or email addresses to analyze.
|
||||
start_date: Start date in YYYY-MM-DD format.
|
||||
end_date: End date in YYYY-MM-DD format.
|
||||
|
||||
Returns:
|
||||
JSON object with per-person stats sorted by meeting count:
|
||||
total_meetings, meetings_per_workday, days_with_meetings.
|
||||
"""
|
||||
client = _get_client(ctx)
|
||||
|
||||
try:
|
||||
sd = datetime.strptime(start_date, "%Y-%m-%d").date()
|
||||
ed = datetime.strptime(end_date, "%Y-%m-%d").date()
|
||||
except ValueError as e:
|
||||
return json.dumps({"error": f"Invalid date format: {e}"})
|
||||
|
||||
# Resolve names
|
||||
name_list = [n.strip() for n in people.split(",") if n.strip()]
|
||||
if not name_list:
|
||||
return json.dumps({"error": "No people specified."})
|
||||
|
||||
resolved = [] # (display_name, email)
|
||||
for name in name_list:
|
||||
display, email = _resolve_to_email(client, name)
|
||||
if email:
|
||||
resolved.append((display, email))
|
||||
else:
|
||||
resolved.append((name, ""))
|
||||
|
||||
emails = [email for _, email in resolved if email]
|
||||
if not emails:
|
||||
return json.dumps(
|
||||
{"error": "Could not resolve any names to email addresses."}
|
||||
)
|
||||
|
||||
# Query availability
|
||||
avail = _get_availability_events(client, emails, sd, ed)
|
||||
|
||||
# Count working days
|
||||
workdays = 0
|
||||
d = sd
|
||||
while d < ed:
|
||||
if d.weekday() < 5:
|
||||
workdays += 1
|
||||
d += timedelta(days=1)
|
||||
workdays = max(workdays, 1)
|
||||
|
||||
# Build stats
|
||||
stats = []
|
||||
for display, email in resolved:
|
||||
if not email or email not in avail:
|
||||
stats.append(
|
||||
{
|
||||
"name": display,
|
||||
"email": email or "not_found",
|
||||
"total_meetings": 0,
|
||||
"meetings_per_workday": 0,
|
||||
"days_with_meetings": 0,
|
||||
"workdays": workdays,
|
||||
}
|
||||
)
|
||||
continue
|
||||
|
||||
events = avail[email]
|
||||
total = len(events)
|
||||
unique_days = len(set(ev["start_date"] for ev in events))
|
||||
avg = round(total / workdays, 1)
|
||||
|
||||
stats.append(
|
||||
{
|
||||
"name": display,
|
||||
"email": email,
|
||||
"total_meetings": total,
|
||||
"meetings_per_workday": avg,
|
||||
"days_with_meetings": unique_days,
|
||||
"workdays": workdays,
|
||||
}
|
||||
)
|
||||
|
||||
# Sort by total descending
|
||||
stats.sort(key=lambda x: x["total_meetings"], reverse=True)
|
||||
|
||||
return json.dumps(
|
||||
{
|
||||
"period": {"start": start_date, "end": end_date, "workdays": workdays},
|
||||
"stats": stats,
|
||||
},
|
||||
ensure_ascii=False,
|
||||
)
|
||||
|
||||
|
||||
# ------------------------------------------------------------------
|
||||
# Tool: get_meeting_contacts
|
||||
# ------------------------------------------------------------------
|
||||
|
||||
|
||||
@mcp.tool()
|
||||
def get_meeting_contacts(
|
||||
start_date: str,
|
||||
end_date: str,
|
||||
top_n: int = 30,
|
||||
ctx: Context = None,
|
||||
) -> str:
|
||||
"""Build a connection matrix: who you meet with most often.
|
||||
|
||||
Analyzes your calendar over a date range, accounting for recurring
|
||||
meetings. For each contact found in your meetings, returns the
|
||||
weighted count of shared meetings.
|
||||
|
||||
Args:
|
||||
start_date: Start date in YYYY-MM-DD format.
|
||||
end_date: End date in YYYY-MM-DD format.
|
||||
top_n: Number of top contacts to return. Default 30.
|
||||
|
||||
Returns:
|
||||
JSON object with total_meetings, unique_contacts, and a ranked
|
||||
contacts array of {name, email, meetings} objects.
|
||||
"""
|
||||
client = _get_client(ctx)
|
||||
|
||||
try:
|
||||
sd = datetime.strptime(start_date, "%Y-%m-%d").date()
|
||||
ed = datetime.strptime(end_date, "%Y-%m-%d").date()
|
||||
except ValueError as e:
|
||||
return json.dumps({"error": f"Invalid date format: {e}"})
|
||||
|
||||
# Step 1: Get own expanded events via GetUserAvailability
|
||||
# to count subject occurrences (handles recurring meetings)
|
||||
own_email = client.user_email.lower() if client.user_email else ""
|
||||
if not own_email:
|
||||
return json.dumps(
|
||||
{"error": "User email not available. Call the login tool first."}
|
||||
)
|
||||
|
||||
folder_id = client.get_folder_id("calendar")
|
||||
if not folder_id:
|
||||
return json.dumps({"error": "Could not find calendar folder."})
|
||||
|
||||
# Get expanded event subjects with occurrence counts
|
||||
avail_result = _get_availability_events(client, [client.user_email], sd, ed)
|
||||
expanded_events = avail_result.get(client.user_email, [])
|
||||
|
||||
subject_counts = Counter(ev["subject"] for ev in expanded_events)
|
||||
total_expanded = len(expanded_events)
|
||||
|
||||
# Step 2: Find master calendar items for each unique subject
|
||||
# Scan entire calendar (descending) to match subjects
|
||||
subject_to_id: dict[str, str] = {}
|
||||
offset = 0
|
||||
|
||||
while len(subject_to_id) < len(subject_counts):
|
||||
payload = {
|
||||
"__type": "FindItemJsonRequest:#Exchange",
|
||||
"Header": {
|
||||
"__type": "JsonRequestHeaders:#Exchange",
|
||||
"RequestServerVersion": "Exchange2013",
|
||||
},
|
||||
"Body": {
|
||||
"__type": "FindItemRequest:#Exchange",
|
||||
"ItemShape": {
|
||||
"__type": "ItemResponseShape:#Exchange",
|
||||
"BaseShape": "Default",
|
||||
},
|
||||
"ParentFolderIds": [{"__type": "FolderId:#Exchange", "Id": folder_id}],
|
||||
"Traversal": "Shallow",
|
||||
"Paging": {
|
||||
"__type": "IndexedPageView:#Exchange",
|
||||
"BasePoint": "Beginning",
|
||||
"Offset": offset,
|
||||
"MaxEntriesReturned": 200,
|
||||
},
|
||||
"SortOrder": [
|
||||
{
|
||||
"__type": "SortResults:#Exchange",
|
||||
"Order": "Descending",
|
||||
"Path": {
|
||||
"__type": "PropertyUri:#Exchange",
|
||||
"FieldURI": "Start",
|
||||
},
|
||||
}
|
||||
],
|
||||
},
|
||||
}
|
||||
|
||||
data = client.request("FindItem", payload)
|
||||
items = client.extract_items(data)
|
||||
if not items:
|
||||
break
|
||||
folder_items = items[0].get("RootFolder", {}).get("Items", [])
|
||||
is_last = (
|
||||
items[0].get("RootFolder", {}).get("IncludesLastItemInRange", True)
|
||||
)
|
||||
if not folder_items:
|
||||
break
|
||||
|
||||
for item in folder_items:
|
||||
subj = item.get("Subject", "")
|
||||
if subj and subj in subject_counts and subj not in subject_to_id:
|
||||
subject_to_id[subj] = item.get("ItemId", {}).get("Id", "")
|
||||
|
||||
if is_last:
|
||||
break
|
||||
offset += 200
|
||||
if offset > 3000:
|
||||
break
|
||||
|
||||
# Step 3: GetItem for each master to get attendees
|
||||
unique_ids = list(set(subject_to_id.values()))
|
||||
id_to_attendees: dict[str, set] = {}
|
||||
|
||||
for bi in range(0, len(unique_ids), 10):
|
||||
batch = unique_ids[bi : bi + 10]
|
||||
item_id_list = [{"__type": "ItemId:#Exchange", "Id": iid} for iid in batch]
|
||||
|
||||
payload = {
|
||||
"__type": "GetItemJsonRequest:#Exchange",
|
||||
"Header": {
|
||||
"__type": "JsonRequestHeaders:#Exchange",
|
||||
"RequestServerVersion": "Exchange2013",
|
||||
},
|
||||
"Body": {
|
||||
"__type": "GetItemRequest:#Exchange",
|
||||
"ItemShape": {
|
||||
"__type": "ItemResponseShape:#Exchange",
|
||||
"BaseShape": "AllProperties",
|
||||
},
|
||||
"ItemIds": item_id_list,
|
||||
},
|
||||
}
|
||||
|
||||
try:
|
||||
data = client.request("GetItem", payload)
|
||||
for msg in client.extract_items(data):
|
||||
if "Items" not in msg:
|
||||
continue
|
||||
for item in msg["Items"]:
|
||||
item_id = item.get("ItemId", {}).get("Id", "")
|
||||
attendees = set()
|
||||
|
||||
for att_list in [
|
||||
item.get("RequiredAttendees", []) or [],
|
||||
item.get("OptionalAttendees", []) or [],
|
||||
]:
|
||||
for a in att_list:
|
||||
mailbox = a.get("Mailbox", {})
|
||||
name = mailbox.get("Name", "")
|
||||
addr = mailbox.get("EmailAddress", "")
|
||||
if not name or not addr or addr.startswith("/O="):
|
||||
continue
|
||||
attendees.add((name, addr.lower()))
|
||||
|
||||
organizer = item.get("Organizer", {}).get("Mailbox", {})
|
||||
if organizer:
|
||||
org_addr = organizer.get("EmailAddress", "")
|
||||
org_name = organizer.get("Name", "")
|
||||
if org_addr and not org_addr.startswith("/O="):
|
||||
attendees.add((org_name, org_addr.lower()))
|
||||
|
||||
id_to_attendees[item_id] = attendees
|
||||
except Exception:
|
||||
pass
|
||||
|
||||
# Step 4: Build weighted contacts, excluding self
|
||||
contacts = Counter()
|
||||
for subject, item_id in subject_to_id.items():
|
||||
weight = subject_counts.get(subject, 1)
|
||||
attendees = id_to_attendees.get(item_id, set())
|
||||
for name, email in attendees:
|
||||
if own_email and email == own_email:
|
||||
continue
|
||||
contacts[(name, email)] += weight
|
||||
|
||||
result_contacts = []
|
||||
for (name, email), count in contacts.most_common(top_n):
|
||||
result_contacts.append(
|
||||
{
|
||||
"name": name,
|
||||
"email": email,
|
||||
"meetings": count,
|
||||
}
|
||||
)
|
||||
|
||||
return json.dumps(
|
||||
{
|
||||
"period": {"start": start_date, "end": end_date},
|
||||
"total_meetings": total_expanded,
|
||||
"unique_contacts": len(contacts),
|
||||
"contacts": result_contacts,
|
||||
},
|
||||
ensure_ascii=False,
|
||||
)
|
||||
Reference in New Issue
Block a user