2 from sqlobject.sqlbuilder import AND, func
3 from .db import Author, Book, Extension, Genre, Language
6 'mk_search_conditions',
7 'search_authors', 'search_books', 'search_extensions',
8 'search_genres', 'search_languages',
12 def _mk_search_conditions_with_operator(table, case_sensitive, comparison_op,
14 if expressions is None:
18 for column, value in values.items():
20 getattr(getattr(table.q, column), comparison_op)(value))
21 for expr, value in expressions:
23 getattr(expr, comparison_op)(value))
25 for column, value in values.items():
28 getattr(table.q, column)), comparison_op)(value.lower()))
29 for expr, value in expressions:
31 getattr(func.lower(expr), comparison_op)(value.lower()))
35 _search_conditions_dict = {
36 'start': 'startswith',
37 'substring': 'contains',
42 def mk_search_conditions(table, search_type, case_sensitive, values,
43 expressions=None, join_expressions=None):
44 if join_expressions is None:
46 return _mk_search_conditions_with_operator(
47 table, case_sensitive, _search_conditions_dict[search_type],
48 values, expressions) + join_expressions
51 def _search(table, search_type, case_sensitive, values,
52 expressions=None, join_expressions=None, orderBy=None):
53 conditions = mk_search_conditions(
54 table, search_type, case_sensitive, values, expressions=expressions,
55 join_expressions=join_expressions)
56 return table.select(AND(*conditions), orderBy=orderBy)
59 def search_authors(search_type, case_sensitive, values,
60 expressions=None, orderBy=None):
61 return _search(Author, search_type, case_sensitive, values,
62 expressions=expressions, orderBy=orderBy)
65 def search_books(search_type, case_sensitive, values, join_expressions=None,
67 return _search(Book, search_type, case_sensitive, values,
68 join_expressions=join_expressions, orderBy=orderBy)
71 def search_extensions(search_type, case_sensitive, values, orderBy=None):
72 return _search(Extension, search_type, case_sensitive, values,
76 def search_genres(search_type, case_sensitive, values, orderBy=None):
77 return _search(Genre, search_type, case_sensitive, values,
81 def search_languages(search_type, case_sensitive, values, orderBy=None):
82 return _search(Language, search_type, case_sensitive, values,