from ldap3 import Server, Connection, ALL, SUBTREE
import pandas as pd

# LDAP connection details from the wiki
server_url = 'ldap://207.246.98.219:389'  # Server and port (no TLS, as per "TLS Mode: LDAP or No" – use 'ldaps://' if TLS needed)
search_base = 'ou=people,dc=hamsoverip,dc=com'
search_filter = '(telephoneNumber=*)'  # Fetch all entries with an extension; adjust if needed, e.g., '(objectClass=person)'
attributes = ['cn', 'sn', 'telephoneNumber']  # Key attributes; add more if you discover others like 'callsign'

# Connect anonymously (no auth)
server = Server(server_url, get_info=ALL)
conn = Connection(server, auto_bind=True)  # No user/password

# Perform the search
conn.search(
    search_base=search_base,
    search_filter=search_filter,
    search_scope=SUBTREE,
    attributes=attributes
)

# Extract data
data = []
for entry in conn.entries:
    extension = entry.telephoneNumber.value if 'telephoneNumber' in entry else ''
    cn_value = entry.cn.value if 'cn' in entry else ''
    sn_value = entry.sn.value if 'sn' in entry else ''

    # clean up data
    hoipnumber = extension.partition(' ')[0]
    callsign = cn_value.partition(' ')[0]
    hamname = sn_value.partition(' ')[0]

    if hoipnumber:  # Only include entries with extensions
        data.append({
            'HOIP Extension': hoipnumber,
            'Call': callsign,
            'Name': hamname       # Include raw for reference
        })

# Save to CSV
if data:
    df = pd.DataFrame(data)

    # CSV output for debugging...
    df.to_csv('hoip_subscribers.csv', index=False)
    print(f'Saved {len(data)} entries to hoip_subscribers.csv')

    # Excel output for production...
    df.to_excel('hoip_subscribers.xlsx', index=False)
    print(f'Saved {len(data)} entries to hoip_subscribers.xlsx')
else:
    print('No entries found – check filter or connection.')

# Unbind
conn.unbind()