web/web_dashboard_tile/models/tile_tile.py

384 lines
12 KiB
Python

# © 2010-2013 OpenERP s.a. (<http://openerp.com>).
# © 2014 initOS GmbH & Co. KG (<http://www.initos.com>).
# © 2015-Today GRAP
# License AGPL-3 - See http://www.gnu.org/licenses/agpl-3.0.html
import datetime
import time
from statistics import median
from dateutil.relativedelta import relativedelta
from collections import OrderedDict
from odoo import api, fields, models
from odoo.tools.safe_eval import safe_eval as eval
from odoo.tools.translate import _
from odoo.exceptions import ValidationError, except_orm
FIELD_FUNCTIONS = OrderedDict(
[
(
"count",
{
"name": "Count",
"func": False, # its hardcoded in _compute_data
"help": _("Number of records"),
},
),
(
"min",
{
"name": "Minimum",
"func": min,
"help": _("Minimum value of '%s'"),
},
),
(
"max",
{
"name": "Maximum",
"func": max,
"help": _("Maximum value of '%s'"),
},
),
(
"sum",
{"name": "Sum", "func": sum, "help": _("Total value of '%s'")},
),
(
"avg",
{
"name": "Average",
"func": lambda vals: sum(vals) / len(vals),
"help": _("Average value of '%s'"),
},
),
(
"median",
{
"name": "Median",
"func": median,
"help": _("Median value of '%s'"),
},
),
]
)
FIELD_FUNCTION_SELECTION = [
(k, FIELD_FUNCTIONS[k].get("name")) for k in FIELD_FUNCTIONS
]
class TileTile(models.Model):
_name = "tile.tile"
_description = "Dashboard Tile"
_order = "sequence, name"
# Column Section
name = fields.Char(required=True)
sequence = fields.Integer(default=0, required=True)
category_id = fields.Many2one(
string="Category", comodel_name="tile.category", required=True,
ondelete="CASCADE")
user_id = fields.Many2one(string="User", comodel_name="res.users")
background_color = fields.Char(default="#0E6C7E")
font_color = fields.Char(default="#FFFFFF")
group_ids = fields.Many2many(
comodel_name="res.groups",
string="Groups",
help="If this field is set, only users of this group can view this "
"tile. Please note that it will only work for global tiles "
"(that is, when User field is left empty)",
)
model_id = fields.Many2one(
comodel_name="ir.model", string="Model", required=True
)
model_name = fields.Char(string="Model name", related="model_id.model")
domain = fields.Text(default="[]")
action_id = fields.Many2one(
comodel_name="ir.actions.act_window",
string="Action", help="Let empty to use the default action related to"
" the selected model.",
domain="[('res_model', '=', model_name)]")
active = fields.Boolean(
compute="_compute_active", search="_search_active", readonly=True
)
hide_if_null = fields.Boolean(
string="Hide if null", help="If checked, the item will be hidden"
" if the primary value is null.")
hidden = fields.Boolean(
string="Hidden", compute="_compute_data",
search="_search_hidden")
# Primary Value
primary_function = fields.Selection(
string="Primary Function", required=True,
selection=FIELD_FUNCTION_SELECTION, default="count",
)
primary_field_id = fields.Many2one(
comodel_name="ir.model.fields",
string="Primary Field",
domain="[('model_id', '=', model_id),"
" ('ttype', 'in', ['float', 'integer', 'monetary'])]",
)
primary_format = fields.Char(
string="Primary Format",
help="Python Format String valid with str.format()\n"
"ie: '{:,} Kgs' will output '1,000 Kgs' if value is 1000.",
)
primary_value = fields.Float(
string="Primary Value", compute="_compute_data")
primary_formated_value = fields.Char(
string="Primary Formated Value", compute="_compute_data")
primary_helper = fields.Char(
string="Primary Helper", compute="_compute_helper",
store=True)
# Secondary Value
secondary_function = fields.Selection(
string="Secondary Function", selection=FIELD_FUNCTION_SELECTION,
)
secondary_field_id = fields.Many2one(
comodel_name="ir.model.fields",
string="Secondary Field",
domain="[('model_id', '=', model_id),"
" ('ttype', 'in', ['float', 'integer', 'monetary'])]",
)
secondary_format = fields.Char(
string="Secondary Format",
help="Python Format String valid with str.format()\n"
"ie: '{:,} Kgs' will output '1,000 Kgs' if value is 1000.",
)
secondary_value = fields.Float(
string="Secondary Value", compute="_compute_data")
secondary_formated_value = fields.Char(
string="Secondary Formated Value", compute="_compute_data"
)
secondary_helper = fields.Char(
string="Secondary Helper", compute="_compute_helper",
store=True
)
error = fields.Char(string="Error Details", compute="_compute_data")
# Compute Section
@api.depends("primary_format", "secondary_format", "model_id", "domain")
def _compute_data(self):
for tile in self:
if not tile.model_id or not tile.active:
return
model = self.env[tile.model_id.model]
eval_context = self._get_eval_context()
domain = tile.domain or "[]"
try:
count = model.search_count(eval(domain, eval_context))
except Exception as e:
tile.primary_value = 0.0
tile.primary_formated_value =\
tile.secondary_formated_value = _("Error")
tile.error = str(e)
return
fields = [
f.name
for f in [tile.primary_field_id, tile.secondary_field_id]
if f
]
read_vals = (
fields
and model.search_read(eval(domain, eval_context), fields)
or []
)
for f in ["primary_", "secondary_"]:
f_function = f + "function"
f_field_id = f + "field_id"
f_format = f + "format"
f_value = f + "value"
f_formated_value = f + "formated_value"
value = 0
if not tile[f_function]:
tile[f_value] = 0.0
tile[f_formated_value] = False
else:
if tile[f_function] == "count":
value = count
else:
func = FIELD_FUNCTIONS[tile[f_function]]["func"]
vals = [x[tile[f_field_id].name] for x in read_vals]
value = func(vals or [0.0])
try:
tile[f_value] = value
tile[f_formated_value] = (
tile[f_format] or "{:,}").format(value)
if tile.hide_if_null and not value:
tile.hidden = True
except ValueError as e:
tile[f_value] = 0.0
tile[f_formated_value] = _("Error")
tile.error = str(e)
@api.depends(
"primary_function",
"primary_field_id",
"secondary_function",
"secondary_field_id",
)
def _compute_helper(self):
for tile in self:
for f in ["primary_", "secondary_"]:
f_function = f + "function"
f_field_id = f + "field_id"
f_helper = f + "helper"
tile[f_helper] = ""
field_func = FIELD_FUNCTIONS.get(tile[f_function], {})
help = field_func.get("help", False)
if help:
if tile[f_function] != "count" and tile[f_field_id]:
desc = tile[f_field_id].field_description
tile[f_helper] = help % desc
else:
tile[f_helper] = help
def _compute_active(self):
ima = self.env["ir.model.access"]
for tile in self:
if tile.model_id:
tile.active = ima.check(tile.model_id.model, "read", False)
else:
tile.active = True
# Search Sections
def _search_hidden(self, operator, operand):
items = self.search([])
hidden_tile_ids = [x.id for x in items if x.hidden]
if (operator == "=" and operand is False) or\
(operator == "!=" and operand is True):
domain = [("id", "not in", hidden_tile_ids)]
else:
domain = [("id", "in", hidden_tile_ids)]
return domain
def _search_active(self, operator, value):
cr = self.env.cr
if operator != "=":
raise except_orm(
_("Unimplemented Feature. Search on Active field disabled.")
)
ima = self.env["ir.model.access"]
ids = []
cr.execute(
"""
SELECT tt.id, im.model
FROM tile_tile tt
INNER JOIN ir_model im
ON tt.model_id = im.id"""
)
for result in cr.fetchall():
if ima.check(result[1], "read", False) == value:
ids.append(result[0])
return [("id", "in", ids)]
# Constraints Sections
@api.constrains("model_id", "primary_field_id", "secondary_field_id")
def _check_model_id_field_id(self):
for rec in self:
if any(
[
rec.primary_field_id
and rec.primary_field_id.model_id.id != rec.model_id.id,
rec.secondary_field_id
and rec.secondary_field_id.model_id.id != rec.model_id.id,
]
):
raise ValidationError(
_("Please select a field from the selected model.")
)
# Onchange Sections
@api.onchange("model_id")
def _onchange_model_id(self):
self.primary_field_id = False
self.secondary_field_id = False
self.action_id = False
@api.onchange("primary_function", "secondary_function")
def _onchange_function(self):
if self.primary_function in [False, "count"]:
self.primary_field_id = False
if self.secondary_function in [False, "count"]:
self.secondary_field_id = False
# Action methods
@api.multi
def open_link(self):
if self.action_id:
action = self.action_id.read()[0]
else:
action = {
"view_type": "form",
"view_mode": "tree",
"view_id": False,
"res_model": self.model_id.model,
"type": "ir.actions.act_window",
"target": "current",
"domain": self.domain,
}
action.update({
"name": self.name,
"display_name": self.name,
"context": dict(self.env.context, group_by=False),
"domain": self.domain,
})
return action
@api.model
def add(self, vals):
if "model_id" in vals and not vals["model_id"].isdigit():
# need to replace model_name with its id
vals["model_id"] = (
self.env["ir.model"]
.search([("model", "=", vals["model_id"])])
.id
)
self.create(vals)
@api.model
def _get_eval_context(self):
def _context_today():
return fields.Date.from_string(fields.Date.context_today(self))
context = self.env.context.copy()
context.update(
{
"time": time,
"datetime": datetime,
"relativedelta": relativedelta,
"context_today": _context_today,
"current_date": fields.Date.today(),
}
)
return context