Source Code for Module ajango.generator.views.list

 1  ########################################################################### 
 2  #                                                                         # 
 3  #  Copyright (C) 2016  Rafal Kobel <rafyco1@gmail.com>                    # 
 4  #                                                                         # 
 5  #  This program is free software: you can redistribute it and/or modify   # 
 6  #  it under the terms of the GNU General Public License as published by   # 
 7  #  the Free Software Foundation, either version 3 of the License, or      # 
 8  #  (at your option) any later version.                                    # 
 9  #                                                                         # 
10  #  This program is distributed in the hope that it will be useful,        # 
11  #  but WITHOUT ANY WARRANTY; without even the implied warranty of         # 
12  #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the           # 
13  #  GNU General Public License for more details.                           # 
14  #                                                                         # 
15  #  You should have received a copy of the GNU General Public License      # 
16  #  along with this program.  If not, see <http://www.gnu.org/licenses/>.  # 
17  #                                                                         # 
18  ########################################################################### 
19  """ 
20  Obiekt generujacy strone typu 'list'. 
21   
22  Obiekt generuje kod obsugujacy strone wyswietlajaca liste rekordow. Dane sa 
23  wybierane na postawie zapytania podanego w znaczniku B{QUERY}. 
24   
25  Dostepne znaczniki 
26  ================== 
27   
28      1. B{QUERY} - Zapytanie o dane. L{wiecej <ajango.database.query>}. 
29      2. B{COLUMN} - Kolumna z danymi L{wiecej <ajango.database.columns>}. 
30   
31  Generowany obiekt 
32  ================= 
33   
34  L{ajango.site.sites.list} 
35  """ 
36   
37  from django.core.management.base import CommandError 
38  from ajango.generator.views      import ViewBase 
39  from ajango.database.columns     import column_factory 
40  from ajango.database.query       import Query 
41   
42 -class View(ViewBase): 
43      """ Klasa widoku wyswietlajacego liste danych. """ 
44 -    def __init__(self, xmldoc, importRenderer, app): 
45          self.column = [] 
46          self.query = None 
47          ViewBase.__init__(self, xmldoc, importRenderer, app) 
48 -    def init(self): 
49          """ Metoda inicjalizujaca. """ 
50          self.type = "list" 
51          self.add_permited(["QUERY", "COLUMN"]) 
52 -    def post_init(self): 
53          """ Czynnosci do wykonania po inicjalizacji. """ 
54          if self.query == None: 
55              raise CommandError("Query object define") 
56          if len(self.column) == 0: 
57              raise CommandError("Don't define any column") 
58 -    def check(self, name, xmldoc_elem): 
59          """ Oczytanie nodow wewnetrznych. """ 
60          if ViewBase.check(self, name, xmldoc_elem): 
61              return True 
62          if name.upper() == "QUERY": 
63              self.query = Query(xmldoc_elem) 
64              return True 
65          if name.upper() == "COLUMN": 
66              self.column.append(column_factory(xmldoc_elem)) 
67              return True 
68          return False 
69 -    def execute(self, view, view_name="view"): 
70          """ Wykonanie zadan obiektu. """ 
71          self.query.execute(self, view_name) 
72          for elem in self.column: 
73              elem.execute(self, view_name) 
74