/
document.py
1706 lines (1354 loc) · 49.7 KB
/
document.py
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# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# License: MIT. See LICENSE
import hashlib
import json
import time
from collections.abc import Generator, Iterable
from typing import TYPE_CHECKING, Any, Optional
from werkzeug.exceptions import NotFound
import frappe
from frappe import _, is_whitelisted, msgprint
from frappe.core.doctype.file.utils import relink_mismatched_files
from frappe.core.doctype.server_script.server_script_utils import run_server_script_for_doc_event
from frappe.desk.form.document_follow import follow_document
from frappe.integrations.doctype.webhook import run_webhooks
from frappe.model import optional_fields, table_fields
from frappe.model.base_document import BaseDocument, get_controller
from frappe.model.docstatus import DocStatus
from frappe.model.naming import set_new_name, validate_name
from frappe.model.utils import is_virtual_doctype
from frappe.model.workflow import set_workflow_state_on_action, validate_workflow
from frappe.types import DF
from frappe.utils import compare, cstr, date_diff, file_lock, flt, get_datetime_str, now
from frappe.utils.data import get_absolute_url
from frappe.utils.deprecations import deprecated
from frappe.utils.global_search import update_global_search
if TYPE_CHECKING:
from frappe.core.doctype.docfield.docfield import DocField
def get_doc(*args, **kwargs):
"""Return a `frappe.model.Document` object.
:param arg1: Document dict or DocType name.
:param arg2: [optional] document name.
:param for_update: [optional] select document for update.
There are multiple ways to call `get_doc`
# will fetch the latest user object (with child table) from the database
user = get_doc("User", "test@example.com")
# create a new object
user = get_doc({
"doctype":"User"
"email_id": "test@example.com",
"roles: [
{"role": "System Manager"}
]
})
# create new object with keyword arguments
user = get_doc(doctype='User', email_id='test@example.com')
# select a document for update
user = get_doc("User", "test@example.com", for_update=True)
"""
if args:
if isinstance(args[0], BaseDocument):
# already a document
return args[0]
elif isinstance(args[0], str):
doctype = args[0]
elif isinstance(args[0], dict):
# passed a dict
kwargs = args[0]
else:
raise ValueError("First non keyword argument must be a string or dict")
if len(args) < 2 and kwargs:
if "doctype" in kwargs:
doctype = kwargs["doctype"]
else:
raise ValueError('"doctype" is a required key')
controller = get_controller(doctype)
if controller:
return controller(*args, **kwargs)
raise ImportError(doctype)
class Document(BaseDocument):
"""All controllers inherit from `Document`."""
doctype: DF.Data
name: DF.Data | None
flags: frappe._dict[str, Any]
owner: DF.Link
creation: DF.Datetime
modified: DF.Datetime
modified_by: DF.Link
idx: DF.Int
def __init__(self, *args, **kwargs):
"""Constructor.
:param arg1: DocType name as string or document **dict**
:param arg2: Document name, if `arg1` is DocType name.
If DocType name and document name are passed, the object will load
all values (including child documents) from the database.
"""
self.doctype = None
self.name = None
self.flags = frappe._dict()
if args and args[0]:
if isinstance(args[0], str):
# first arugment is doctype
self.doctype = args[0]
# doctype for singles, string value or filters for other documents
self.name = self.doctype if len(args) == 1 else args[1]
# for_update is set in flags to avoid changing load_from_db signature
# since it is used in virtual doctypes and inherited in child classes
self.flags.for_update = kwargs.get("for_update")
self.load_from_db()
return
if isinstance(args[0], dict):
# first argument is a dict
kwargs = args[0]
if kwargs:
# init base document
super().__init__(kwargs)
self.init_child_tables()
self.init_valid_columns()
else:
# incorrect arguments. let's not proceed.
raise ValueError("Illegal arguments")
@property
def is_locked(self):
return file_lock.lock_exists(self.get_signature())
def load_from_db(self):
"""Load document and children from database and create properties
from fields"""
self.flags.ignore_children = True
if not getattr(self, "_metaclass", False) and self.meta.issingle:
single_doc = frappe.db.get_singles_dict(self.doctype, for_update=self.flags.for_update)
if not single_doc:
single_doc = frappe.new_doc(self.doctype, as_dict=True)
single_doc["name"] = self.doctype
del single_doc["__islocal"]
super().__init__(single_doc)
self.init_valid_columns()
self._fix_numeric_types()
else:
get_value_kwargs = {"for_update": self.flags.for_update, "as_dict": True}
if not isinstance(self.name, (dict, list)):
get_value_kwargs["order_by"] = None
d = frappe.db.get_value(
doctype=self.doctype, filters=self.name, fieldname="*", **get_value_kwargs
)
if not d:
frappe.throw(
_("{0} {1} not found").format(_(self.doctype), self.name), frappe.DoesNotExistError
)
super().__init__(d)
self.flags.pop("ignore_children", None)
for df in self._get_table_fields():
# Make sure not to query the DB for a child table, if it is a virtual one.
# During frappe is installed, the property "is_virtual" is not available in tabDocType, so
# we need to filter those cases for the access to frappe.db.get_value() as it would crash otherwise.
if hasattr(self, "doctype") and not hasattr(self, "module") and is_virtual_doctype(df.options):
self.set(df.fieldname, [])
continue
children = (
frappe.db.get_values(
df.options,
{"parent": self.name, "parenttype": self.doctype, "parentfield": df.fieldname},
"*",
as_dict=True,
order_by="idx asc",
for_update=self.flags.for_update,
)
or []
)
self.set(df.fieldname, children)
# sometimes __setup__ can depend on child values, hence calling again at the end
if hasattr(self, "__setup__"):
self.__setup__()
def reload(self):
"""Reload document from database"""
self.load_from_db()
def get_latest(self):
if not getattr(self, "_doc_before_save", None):
self.load_doc_before_save()
return self._doc_before_save
def check_permission(self, permtype="read", permlevel=None):
"""Raise `frappe.PermissionError` if not permitted"""
if not self.has_permission(permtype):
self.raise_no_permission_to(permtype)
def has_permission(self, permtype="read", *, debug=False, user=None) -> bool:
"""
Call `frappe.permissions.has_permission` if `ignore_permissions` flag isn't truthy
:param permtype: `read`, `write`, `submit`, `cancel`, `delete`, etc.
"""
if self.flags.ignore_permissions:
return True
import frappe.permissions
return frappe.permissions.has_permission(self.doctype, permtype, self, debug=debug, user=user)
def raise_no_permission_to(self, perm_type):
"""Raise `frappe.PermissionError`."""
frappe.flags.error_message = (
_("Insufficient Permission for {0}").format(self.doctype) + f" ({frappe.bold(_(perm_type))})"
)
raise frappe.PermissionError
def insert(
self,
ignore_permissions=None,
ignore_links=None,
ignore_if_duplicate=False,
ignore_mandatory=None,
set_name=None,
set_child_names=True,
) -> "Document":
"""Insert the document in the database (as a new document).
This will check for user permissions and execute `before_insert`,
`validate`, `on_update`, `after_insert` methods if they are written.
:param ignore_permissions: Do not check permissions if True.
:param ignore_links: Do not check validity of links if True.
:param ignore_if_duplicate: Do not raise error if a duplicate entry exists.
:param ignore_mandatory: Do not check missing mandatory fields if True.
:param set_name: Name to set for the document, if valid.
:param set_child_names: Whether to set names for the child documents.
"""
if self.flags.in_print:
return self
self.flags.notifications_executed = []
if ignore_permissions is not None:
self.flags.ignore_permissions = ignore_permissions
if ignore_links is not None:
self.flags.ignore_links = ignore_links
if ignore_mandatory is not None:
self.flags.ignore_mandatory = ignore_mandatory
self.set("__islocal", True)
self._set_defaults()
self.set_user_and_timestamp()
self.set_docstatus()
self.check_if_latest()
self._validate_links()
self.check_permission("create")
self.run_method("before_insert")
self.set_new_name(set_name=set_name, set_child_names=set_child_names)
self.set_parent_in_children()
self.validate_higher_perm_levels()
self.flags.in_insert = True
self.run_before_save_methods()
self._validate()
self.set_docstatus()
self.flags.in_insert = False
# run validate, on update etc.
# parent
if getattr(self.meta, "issingle", 0):
self.update_single(self.get_valid_dict())
else:
self.db_insert(ignore_if_duplicate=ignore_if_duplicate)
# children
for d in self.get_all_children():
d.db_insert()
self.run_method("after_insert")
self.flags.in_insert = True
if self.get("amended_from"):
self.copy_attachments_from_amended_from()
relink_mismatched_files(self)
self.run_post_save_methods()
self.flags.in_insert = False
# delete __islocal
if hasattr(self, "__islocal"):
delattr(self, "__islocal")
# clear unsaved flag
if hasattr(self, "__unsaved"):
delattr(self, "__unsaved")
if not (
frappe.flags.in_migrate or frappe.local.flags.in_install or frappe.flags.in_setup_wizard
):
if frappe.get_cached_value("User", frappe.session.user, "follow_created_documents"):
follow_document(self.doctype, self.name, frappe.session.user)
return self
def check_if_locked(self):
if self.creation and self.is_locked:
raise frappe.DocumentLockedError
def save(self, *args, **kwargs):
"""Wrapper for _save"""
return self._save(*args, **kwargs)
def _save(self, ignore_permissions=None, ignore_version=None) -> "Document":
"""Save the current document in the database in the **DocType**'s table or
`tabSingles` (for single types).
This will check for user permissions and execute
`validate` before updating, `on_update` after updating triggers.
:param ignore_permissions: Do not check permissions if True.
:param ignore_version: Do not save version if True."""
if self.flags.in_print:
return self
self.flags.notifications_executed = []
if ignore_permissions is not None:
self.flags.ignore_permissions = ignore_permissions
self.flags.ignore_version = frappe.flags.in_test if ignore_version is None else ignore_version
if self.get("__islocal") or not self.get("name"):
return self.insert()
self.check_if_locked()
self._set_defaults()
self.check_permission("write", "save")
self.set_user_and_timestamp()
self.set_docstatus()
self.check_if_latest()
self.set_parent_in_children()
self.set_name_in_children()
self.validate_higher_perm_levels()
self._validate_links()
self.run_before_save_methods()
if self._action != "cancel":
self._validate()
if self._action == "update_after_submit":
self.validate_update_after_submit()
self.set_docstatus()
# parent
if self.meta.issingle:
self.update_single(self.get_valid_dict())
else:
self.db_update()
self.update_children()
self.run_post_save_methods()
# clear unsaved flag
if hasattr(self, "__unsaved"):
delattr(self, "__unsaved")
return self
def copy_attachments_from_amended_from(self):
"""Copy attachments from `amended_from`"""
from frappe.desk.form.load import get_attachments
# loop through attachments
for attach_item in get_attachments(self.doctype, self.amended_from):
# save attachments to new doc
_file = frappe.get_doc(
{
"doctype": "File",
"file_url": attach_item.file_url,
"file_name": attach_item.file_name,
"attached_to_name": self.name,
"attached_to_doctype": self.doctype,
"folder": "Home/Attachments",
"is_private": attach_item.is_private,
}
)
_file.save()
def update_children(self):
"""update child tables"""
for df in self.meta.get_table_fields():
self.update_child_table(df.fieldname, df)
def update_child_table(self, fieldname: str, df: Optional["DocField"] = None):
"""sync child table for given fieldname"""
df: "DocField" = df or self.meta.get_field(fieldname)
all_rows = self.get(df.fieldname)
# delete rows that do not match the ones in the document
# if the doctype isn't in ignore_children_type flag and isn't virtual
if not (
df.options in (self.flags.ignore_children_type or ())
or frappe.get_meta(df.options).is_virtual == 1
):
existing_row_names = [row.name for row in all_rows if row.name and not row.is_new()]
tbl = frappe.qb.DocType(df.options)
qry = (
frappe.qb.from_(tbl)
.where(tbl.parent == self.name)
.where(tbl.parenttype == self.doctype)
.where(tbl.parentfield == fieldname)
.delete()
)
if existing_row_names:
qry = qry.where(tbl.name.notin(existing_row_names))
qry.run()
# update / insert
for d in all_rows:
d: Document
d.db_update()
def get_doc_before_save(self) -> "Document":
return getattr(self, "_doc_before_save", None)
def has_value_changed(self, fieldname):
"""Return True if value has changed before and after saving."""
previous = self.get_doc_before_save()
return previous.get(fieldname) != self.get(fieldname) if previous else True
def set_new_name(self, force=False, set_name=None, set_child_names=True):
"""Calls `frappe.naming.set_new_name` for parent and child docs."""
if self.flags.name_set and not force:
return
autoname = self.meta.autoname or ""
# If autoname has set as Prompt (name)
if self.get("__newname") and autoname.lower() == "prompt":
self.name = validate_name(self.doctype, self.get("__newname"))
self.flags.name_set = True
return
if set_name:
self.name = validate_name(self.doctype, set_name)
else:
set_new_name(self)
if set_child_names:
# set name for children
for d in self.get_all_children():
set_new_name(d)
self.flags.name_set = True
def get_title(self):
"""Get the document title based on title_field or `title` or `name`"""
return self.get(self.meta.get_title_field()) or ""
def set_title_field(self):
"""Set title field based on template"""
def get_values():
values = self.as_dict()
# format values
for key, value in values.items():
if value is None:
values[key] = ""
return values
if self.meta.get("title_field") == "title":
df = self.meta.get_field(self.meta.title_field)
if df.options:
self.set(df.fieldname, df.options.format(**get_values()))
elif self.is_new() and not self.get(df.fieldname) and df.default:
# set default title for new transactions (if default)
self.set(df.fieldname, df.default.format(**get_values()))
def update_single(self, d):
"""Updates values for Single type Document in `tabSingles`."""
frappe.db.delete("Singles", {"doctype": self.doctype})
for field, value in d.items():
if field != "doctype":
frappe.db.sql(
"""insert into `tabSingles` (doctype, field, value)
values (%s, %s, %s)""",
(self.doctype, field, value),
)
if self.doctype in frappe.db.value_cache:
del frappe.db.value_cache[self.doctype]
def set_user_and_timestamp(self):
self._original_modified = self.modified
self.modified = now()
self.modified_by = frappe.session.user
# We'd probably want the creation and owner to be set via API
# or Data import at some point, that'd have to be handled here
if self.is_new() and not (
frappe.flags.in_install or frappe.flags.in_patch or frappe.flags.in_migrate
):
self.creation = self.modified
self.owner = self.modified_by
for d in self.get_all_children():
d.modified = self.modified
d.modified_by = self.modified_by
if not d.owner:
d.owner = self.owner
if not d.creation:
d.creation = self.creation
frappe.flags.currently_saving.append((self.doctype, self.name))
def set_docstatus(self):
if self.docstatus is None:
self.docstatus = DocStatus.draft()
for d in self.get_all_children():
d.docstatus = self.docstatus
def _validate(self):
self._validate_mandatory()
self._validate_data_fields()
self._validate_selects()
self._validate_non_negative()
self._validate_length()
self._fix_rating_value()
self._validate_code_fields()
self._sync_autoname_field()
self._extract_images_from_text_editor()
self._sanitize_content()
self._save_passwords()
self.validate_workflow()
for d in self.get_all_children():
d._validate_data_fields()
d._validate_selects()
d._validate_non_negative()
d._validate_length()
d._validate_code_fields()
d._sync_autoname_field()
d._extract_images_from_text_editor()
d._sanitize_content()
d._save_passwords()
if self.is_new():
# don't set fields like _assign, _comments for new doc
for fieldname in optional_fields:
self.set(fieldname, None)
else:
self.validate_set_only_once()
def _validate_non_negative(self):
def get_msg(df):
if self.get("parentfield"):
return "{} {} #{}: {} {}".format(
frappe.bold(_(self.doctype)),
_("Row"),
self.idx,
_("Value cannot be negative for"),
frappe.bold(_(df.label)),
)
else:
return _("Value cannot be negative for {0}: {1}").format(
_(df.parent), frappe.bold(_(df.label))
)
for df in self.meta.get(
"fields", {"non_negative": ("=", 1), "fieldtype": ("in", ["Int", "Float", "Currency"])}
):
if flt(self.get(df.fieldname)) < 0:
msg = get_msg(df)
frappe.throw(msg, frappe.NonNegativeError, title=_("Negative Value"))
def _fix_rating_value(self):
for field in self.meta.get("fields", {"fieldtype": "Rating"}):
value = self.get(field.fieldname)
if not isinstance(value, float):
value = flt(value)
# Make sure rating is between 0 and 1
self.set(field.fieldname, max(0, min(value, 1)))
def validate_workflow(self):
"""Validate if the workflow transition is valid"""
if frappe.flags.in_install == "frappe":
return
workflow = self.meta.get_workflow()
if workflow:
validate_workflow(self)
if self._action != "save":
set_workflow_state_on_action(self, workflow, self._action)
def validate_set_only_once(self):
"""Validate that fields are not changed if not in insert"""
set_only_once_fields = self.meta.get_set_only_once_fields()
if set_only_once_fields and self._doc_before_save:
# document exists before saving
for field in set_only_once_fields:
fail = False
value = self.get(field.fieldname)
original_value = self._doc_before_save.get(field.fieldname)
if field.fieldtype in table_fields:
fail = not self.is_child_table_same(field.fieldname)
elif field.fieldtype in ("Date", "Datetime", "Time"):
fail = str(value) != str(original_value)
else:
fail = value != original_value
if fail:
frappe.throw(
_("Value cannot be changed for {0}").format(
frappe.bold(self.meta.get_label(field.fieldname))
),
exc=frappe.CannotChangeConstantError,
)
return False
def is_child_table_same(self, fieldname):
"""Validate child table is same as original table before saving"""
value = self.get(fieldname)
original_value = self._doc_before_save.get(fieldname)
same = True
if len(original_value) != len(value):
same = False
else:
# check all child entries
for i, d in enumerate(original_value):
new_child = value[i].as_dict(convert_dates_to_str=True)
original_child = d.as_dict(convert_dates_to_str=True)
# all fields must be same other than modified and modified_by
for key in ("modified", "modified_by", "creation"):
del new_child[key]
del original_child[key]
if original_child != new_child:
same = False
break
return same
def apply_fieldlevel_read_permissions(self):
"""Remove values the user is not allowed to read (called when loading in desk)"""
if frappe.session.user == "Administrator":
return
has_higher_permlevel = False
all_fields = self.meta.fields.copy()
for table_field in self.meta.get_table_fields():
all_fields += frappe.get_meta(table_field.options).fields or []
for df in all_fields:
if df.permlevel > 0:
has_higher_permlevel = True
break
if not has_higher_permlevel:
return
has_access_to = self.get_permlevel_access("read")
for df in self.meta.fields:
if df.permlevel and hasattr(self, df.fieldname) and df.permlevel not in has_access_to:
try:
delattr(self, df.fieldname)
except AttributeError:
# hasattr might return True for class attribute which can't be delattr-ed.
continue
for table_field in self.meta.get_table_fields():
for df in frappe.get_meta(table_field.options).fields or []:
if df.permlevel and df.permlevel not in has_access_to:
for child in self.get(table_field.fieldname) or []:
if hasattr(child, df.fieldname):
delattr(child, df.fieldname)
def validate_higher_perm_levels(self):
"""If the user does not have permissions at permlevel > 0, then reset the values to original / default"""
if self.flags.ignore_permissions or frappe.flags.in_install:
return
if frappe.session.user == "Administrator":
return
has_access_to = self.get_permlevel_access()
high_permlevel_fields = self.meta.get_high_permlevel_fields()
if high_permlevel_fields:
self.reset_values_if_no_permlevel_access(has_access_to, high_permlevel_fields)
# If new record then don't reset the values for child table
if self.is_new():
return
# check for child tables
for df in self.meta.get_table_fields():
high_permlevel_fields = frappe.get_meta(df.options).get_high_permlevel_fields()
if high_permlevel_fields:
for d in self.get(df.fieldname):
d.reset_values_if_no_permlevel_access(has_access_to, high_permlevel_fields)
def get_permlevel_access(self, permission_type="write"):
allowed_permlevels = []
roles = frappe.get_roles()
for perm in self.get_permissions():
if (
perm.role in roles and perm.get(permission_type) and perm.permlevel not in allowed_permlevels
):
allowed_permlevels.append(perm.permlevel)
return allowed_permlevels
def has_permlevel_access_to(self, fieldname, df=None, permission_type="read"):
if not df:
df = self.meta.get_field(fieldname)
return df.permlevel in self.get_permlevel_access(permission_type)
def get_permissions(self):
if self.meta.istable:
# use parent permissions
permissions = frappe.get_meta(self.parenttype).permissions
else:
permissions = self.meta.permissions
return permissions
def _set_defaults(self):
if frappe.flags.in_import:
return
if self.is_new():
new_doc = frappe.new_doc(self.doctype, as_dict=True)
self.update_if_missing(new_doc)
# children
for df in self.meta.get_table_fields():
new_doc = frappe.new_doc(df.options, parent_doc=self, parentfield=df.fieldname, as_dict=True)
value = self.get(df.fieldname)
if isinstance(value, list):
for d in value:
if d.is_new():
d.update_if_missing(new_doc)
def check_if_latest(self):
"""Checks if `modified` timestamp provided by document being updated is same as the
`modified` timestamp in the database. If there is a different, the document has been
updated in the database after the current copy was read. Will throw an error if
timestamps don't match.
Will also validate document transitions (Save > Submit > Cancel) calling
`self.check_docstatus_transition`."""
self.load_doc_before_save(raise_exception=True)
self._action = "save"
previous = self._doc_before_save
# previous is None for new document insert
if not previous:
self.check_docstatus_transition(0)
return
if cstr(previous.modified) != cstr(self._original_modified):
frappe.msgprint(
_("Error: Document has been modified after you have opened it")
+ (f" ({previous.modified}, {self.modified}). ")
+ _("Please refresh to get the latest document."),
raise_exception=frappe.TimestampMismatchError,
)
if not self.meta.issingle:
self.check_docstatus_transition(previous.docstatus)
def check_docstatus_transition(self, to_docstatus):
"""Ensures valid `docstatus` transition.
Valid transitions are (number in brackets is `docstatus`):
- Save (0) > Save (0)
- Save (0) > Submit (1)
- Submit (1) > Submit (1)
- Submit (1) > Cancel (2)
"""
if not self.docstatus:
self.docstatus = DocStatus.draft()
if to_docstatus == DocStatus.draft():
if self.docstatus.is_draft():
self._action = "save"
elif self.docstatus.is_submitted():
self._action = "submit"
self.check_permission("submit")
elif self.docstatus.is_cancelled():
raise frappe.DocstatusTransitionError(
_("Cannot change docstatus from 0 (Draft) to 2 (Cancelled)")
)
else:
raise frappe.ValidationError(_("Invalid docstatus"), self.docstatus)
elif to_docstatus == DocStatus.submitted():
if self.docstatus.is_submitted():
self._action = "update_after_submit"
self.check_permission("submit")
elif self.docstatus.is_cancelled():
self._action = "cancel"
self.check_permission("cancel")
elif self.docstatus.is_draft():
raise frappe.DocstatusTransitionError(
_("Cannot change docstatus from 1 (Submitted) to 0 (Draft)")
)
else:
raise frappe.ValidationError(_("Invalid docstatus"), self.docstatus)
elif to_docstatus == DocStatus.cancelled():
raise frappe.ValidationError(_("Cannot edit cancelled document"))
def set_parent_in_children(self):
"""Updates `parent` and `parenttype` property in all children."""
for d in self.get_all_children():
d.parent = self.name
d.parenttype = self.doctype
def set_name_in_children(self):
# Set name for any new children
for d in self.get_all_children():
if not d.name:
set_new_name(d)
def validate_update_after_submit(self):
if self.flags.ignore_validate_update_after_submit:
return
self._validate_update_after_submit()
for d in self.get_all_children():
if d.is_new() and self.meta.get_field(d.parentfield).allow_on_submit:
# in case of a new row, don't validate allow on submit, if table is allow on submit
continue
d._validate_update_after_submit()
# TODO check only allowed values are updated
def _validate_mandatory(self):
if self.flags.ignore_mandatory:
return
missing = self._get_missing_mandatory_fields()
for d in self.get_all_children():
missing.extend(d._get_missing_mandatory_fields())
if not missing:
return
for fieldname, msg in missing:
msgprint(msg)
if frappe.flags.print_messages:
print(self.as_json().encode("utf-8"))
raise frappe.MandatoryError(
"[{doctype}, {name}]: {fields}".format(
fields=", ".join(each[0] for each in missing), doctype=self.doctype, name=self.name
)
)
def _validate_links(self):
if self.flags.ignore_links or self._action == "cancel":
return
invalid_links, cancelled_links = self.get_invalid_links()
for d in self.get_all_children():
result = d.get_invalid_links(is_submittable=self.meta.is_submittable)
invalid_links.extend(result[0])
cancelled_links.extend(result[1])
if invalid_links:
msg = ", ".join(each[2] for each in invalid_links)
frappe.throw(_("Could not find {0}").format(msg), frappe.LinkValidationError)
if cancelled_links:
msg = ", ".join(each[2] for each in cancelled_links)
frappe.throw(_("Cannot link cancelled document: {0}").format(msg), frappe.CancelledLinkError)
def get_all_children(self, parenttype=None) -> list["Document"]:
"""Return all children documents from **Table** type fields in a list."""
children = []
for df in self.meta.get_table_fields():
if parenttype and df.options != parenttype:
continue
if value := self.get(df.fieldname):
children.extend(value)
return children
def run_method(self, method, *args, **kwargs):
"""run standard triggers, plus those in hooks"""
def fn(self, *args, **kwargs):
method_object = getattr(self, method, None)
# Cannot have a field with same name as method
# If method found in __dict__, expect it to be callable
if method in self.__dict__ or callable(method_object):
return method_object(*args, **kwargs)
fn.__name__ = str(method)
out = Document.hook(fn)(self, *args, **kwargs)
self.run_notifications(method)
run_webhooks(self, method)
run_server_script_for_doc_event(self, method)
return out
def run_trigger(self, method, *args, **kwargs):
return self.run_method(method, *args, **kwargs)
def run_notifications(self, method):
"""Run notifications for this method"""
if (
(frappe.flags.in_import and frappe.flags.mute_emails)
or frappe.flags.in_patch
or frappe.flags.in_install
):
return
if self.flags.notifications_executed is None:
self.flags.notifications_executed = []
from frappe.email.doctype.notification.notification import evaluate_alert
if self.flags.notifications is None:
def _get_notifications():
"""Return enabled notifications for the current doctype."""
return frappe.get_all(
"Notification",
fields=["name", "event", "method"],
filters={"enabled": 1, "document_type": self.doctype},
)
self.flags.notifications = frappe.cache.hget("notifications", self.doctype, _get_notifications)
if not self.flags.notifications:
return
def _evaluate_alert(alert):
if alert.name in self.flags.notifications_executed:
return
evaluate_alert(self, alert.name, alert.event)
self.flags.notifications_executed.append(alert.name)