126 lines
3.3 KiB
Python
126 lines
3.3 KiB
Python
# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
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# MIT License. See license.txt
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# model __init__.py
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from __future__ import unicode_literals
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import frappe
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data_fieldtypes = (
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'Currency',
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'Int',
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'Long Int',
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'Float',
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'Percent',
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'Check',
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'Small Text',
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'Long Text',
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'Code',
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'Text Editor',
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'Markdown Editor',
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'HTML Editor',
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'Date',
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'Datetime',
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'Time',
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'Text',
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'Data',
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'Link',
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'Dynamic Link',
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'Password',
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'Select',
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'Rating',
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'Read Only',
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'Attach',
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'Attach Image',
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'Signature',
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'Color',
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'Barcode',
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'Geolocation'
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)
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no_value_fields = ('Section Break', 'Column Break', 'HTML', 'Table', 'Table MultiSelect', 'Button', 'Image',
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'Fold', 'Heading')
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display_fieldtypes = ('Section Break', 'Column Break', 'HTML', 'Button', 'Image', 'Fold', 'Heading')
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numeric_fieldtypes = ('Currency', 'Int', 'Long Int', 'Float', 'Percent', 'Check')
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default_fields = ('doctype','name','owner','creation','modified','modified_by',
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'parent','parentfield','parenttype','idx','docstatus')
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optional_fields = ("_user_tags", "_comments", "_assign", "_liked_by", "_seen")
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table_fields = ('Table', 'Table MultiSelect')
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core_doctypes_list = ('DocType', 'DocField', 'DocPerm', 'DocType Action', 'DocType Link', 'User', 'Role', 'Has Role',
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'Page', 'Module Def', 'Print Format', 'Report', 'Customize Form',
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'Customize Form Field', 'Property Setter', 'Custom Field', 'Custom Script')
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data_field_options = ('Email', 'Name', 'Phone')
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def copytables(srctype, src, srcfield, tartype, tar, tarfield, srcfields, tarfields=[]):
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if not tarfields:
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tarfields = srcfields
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l = []
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data = src.get(srcfield)
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for d in data:
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newrow = tar.append(tarfield)
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newrow.idx = d.idx
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for i in range(len(srcfields)):
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newrow.set(tarfields[i], d.get(srcfields[i]))
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l.append(newrow)
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return l
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def db_exists(dt, dn):
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return frappe.db.exists(dt, dn)
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def delete_fields(args_dict, delete=0):
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"""
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Delete a field.
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* Deletes record from `tabDocField`
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* If not single doctype: Drops column from table
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* If single, deletes record from `tabSingles`
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args_dict = { dt: [field names] }
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"""
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import frappe.utils
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for dt in args_dict:
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fields = args_dict[dt]
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if not fields:
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continue
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frappe.db.sql("""
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DELETE FROM `tabDocField`
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WHERE parent='%s' AND fieldname IN (%s)
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""" % (dt, ", ".join(["'{}'".format(f) for f in fields])))
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# Delete the data/column only if delete is specified
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if not delete:
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continue
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if frappe.db.get_value("DocType", dt, "issingle"):
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frappe.db.sql("""
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DELETE FROM `tabSingles`
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WHERE doctype='%s' AND field IN (%s)
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""" % (dt, ", ".join(["'{}'".format(f) for f in fields])))
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else:
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existing_fields = frappe.db.multisql({
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"mariadb": "DESC `tab%s`" % dt,
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"postgres": """
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SELECT
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COLUMN_NAME
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FROM
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information_schema.COLUMNS
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WHERE
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TABLE_NAME = 'tab%s';
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""" % dt,
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})
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existing_fields = existing_fields and [e[0] for e in existing_fields] or []
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fields_need_to_delete = set(fields) & set(existing_fields)
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if not fields_need_to_delete:
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continue
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if frappe.db.db_type == 'mariadb':
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# mariadb implicitly commits before DDL, make it explicit
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frappe.db.commit()
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query = "ALTER TABLE `tab%s` " % dt + \
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", ".join(["DROP COLUMN `%s`" % f for f in fields_need_to_delete])
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frappe.db.sql(query)
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if frappe.db.db_type == 'postgres':
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# commit the results to db
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frappe.db.commit()
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