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1 | <?php |
2 | |
3 | /** |
4 | * This program is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU General Public License |
6 | * as published by the Free Software Foundation; under version 2 |
7 | * of the License (non-upgradable). |
8 | * |
9 | * This program is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
17 | * |
18 | * Copyright (c) 2017 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); |
19 | * |
20 | */ |
21 | |
22 | namespace oat\tao\model\theme; |
23 | |
24 | interface ThemeServiceInterface |
25 | { |
26 | /** Service identifier in the ServiceManager. */ |
27 | public const SERVICE_ID = 'tao/theming'; |
28 | |
29 | /** The option of the theme collection. */ |
30 | public const OPTION_AVAILABLE = 'available'; |
31 | |
32 | /** The option of the current theme name. */ |
33 | public const OPTION_CURRENT = 'current'; |
34 | |
35 | /** The class name offset in the stored version. */ |
36 | public const THEME_CLASS_OFFSET = 'class'; |
37 | |
38 | /** The options offset in the stored version. */ |
39 | public const THEME_OPTIONS_OFFSET = 'options'; |
40 | |
41 | public const OPTION_THEME_DETAILS_PROVIDERS = 'themeDetailsProviders'; |
42 | |
43 | public const OPTION_HEADLESS_PAGE = 'headless_page'; |
44 | |
45 | /** |
46 | * Returns the identifier of the current Theme. |
47 | * |
48 | * @return string |
49 | */ |
50 | public function getCurrentThemeId(); |
51 | |
52 | /** |
53 | * Returns the current Theme. |
54 | * |
55 | * @return Theme |
56 | */ |
57 | public function getTheme(); |
58 | |
59 | /** |
60 | * Returns the Theme identified by the requested identifier. |
61 | * |
62 | * @param string $themeId |
63 | * |
64 | * @return Theme |
65 | * |
66 | * @throws \common_exception_InconsistentData |
67 | */ |
68 | public function getThemeById($themeId); |
69 | |
70 | /** |
71 | * Returns all the available Themes. |
72 | * |
73 | * @return Theme[] |
74 | */ |
75 | public function getAllThemes(); |
76 | |
77 | /** |
78 | * Adds and sets a theme as default. |
79 | * |
80 | * @param Theme $theme |
81 | * @param bool $protectAlreadyExistingThemes |
82 | * |
83 | * @throws \common_exception_Error |
84 | */ |
85 | public function setTheme(Theme $theme, $protectAlreadyExistingThemes = true); |
86 | |
87 | /** |
88 | * Adds a Theme. |
89 | * |
90 | * @param Theme $theme |
91 | * @param bool $protectAlreadyExistingThemes |
92 | * |
93 | * @return string |
94 | */ |
95 | public function addTheme(Theme $theme, $protectAlreadyExistingThemes = true); |
96 | |
97 | /** |
98 | * Returns TRUE if the Theme exists. |
99 | * |
100 | * @param string $themeId |
101 | * |
102 | * @return bool |
103 | */ |
104 | public function hasTheme($themeId); |
105 | |
106 | /** |
107 | * Sets the current Theme. |
108 | * |
109 | * @param string $themeId |
110 | * |
111 | * @throws \common_exception_Error |
112 | */ |
113 | public function setCurrentTheme($themeId); |
114 | |
115 | /** |
116 | * Removes the Theme identified by the requested identifier. |
117 | * |
118 | * @param string $themeId |
119 | * |
120 | * @return bool |
121 | */ |
122 | public function removeThemeById($themeId); |
123 | |
124 | /** |
125 | * Tells if the page has to be headless: without header and footer. |
126 | * |
127 | * @return bool|mixed |
128 | */ |
129 | public function isHeadless(); |
130 | } |