1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2022 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
* @author John Molakvoæ <skjnldsv@protonmail.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Theming\Themes;
use OCA\Theming\AppInfo\Application;
use OCA\Theming\ImageManager;
use OCA\Theming\Service\BackgroundService;
use OCA\Theming\Util;
trait CommonThemeTrait {
public Util $util;
/**
* Generate primary-related variables
* This is shared between multiple themes because colorMainBackground and colorMainText
* will change in between.
*/
protected function generatePrimaryVariables(string $colorMainBackground, string $colorMainText): array {
$colorPrimaryLight = $this->util->mix($this->primaryColor, $colorMainBackground, -80);
$colorPrimaryElement = $this->util->elementColor($this->primaryColor);
$colorPrimaryElementDefault = $this->util->elementColor($this->defaultPrimaryColor);
$colorPrimaryElementLight = $this->util->mix($colorPrimaryElement, $colorMainBackground, -80);
// primary related colours
return [
// invert filter if primary is too bright
// to be used for legacy reasons only. Use inline
// svg with proper css variable instead or material
// design icons.
// ⚠️ Using 'no' as a value to make sure we specify an
// invalid one with no fallback. 'unset' could here fallback to some
// other theme with media queries
'--primary-invert-if-bright' => $this->util->invertTextColor($this->primaryColor) ? 'invert(100%)' : 'no',
'--color-primary' => $this->primaryColor,
'--color-primary-default' => $this->defaultPrimaryColor,
'--color-primary-text' => $this->util->invertTextColor($this->primaryColor) ? '#000000' : '#ffffff',
'--color-primary-hover' => $this->util->mix($this->primaryColor, $colorMainBackground, 60),
'--color-primary-light' => $colorPrimaryLight,
'--color-primary-light-text' => $this->util->mix($this->primaryColor, $this->util->invertTextColor($colorPrimaryLight) ? '#000000' : '#ffffff', -20),
'--color-primary-light-hover' => $this->util->mix($colorPrimaryLight, $colorMainText, 90),
'--color-primary-text-dark' => $this->util->darken($this->util->invertTextColor($this->primaryColor) ? '#000000' : '#ffffff', 7),
// used for buttons, inputs...
'--color-primary-element' => $colorPrimaryElement,
'--color-primary-element-default-hover' => $this->util->mix($colorPrimaryElementDefault, $colorMainBackground, 60),
'--color-primary-element-text' => $this->util->invertTextColor($colorPrimaryElement) ? '#000000' : '#ffffff',
'--color-primary-element-hover' => $this->util->mix($colorPrimaryElement, $colorMainBackground, 60),
'--color-primary-element-light' => $colorPrimaryElementLight,
'--color-primary-element-light-text' => $this->util->mix($colorPrimaryElement, $this->util->invertTextColor($colorPrimaryElementLight) ? '#000000' : '#ffffff', -20),
'--color-primary-element-light-hover' => $this->util->mix($colorPrimaryElementLight, $colorMainText, 90),
'--color-primary-element-text-dark' => $this->util->darken($this->util->invertTextColor($colorPrimaryElement) ? '#000000' : '#ffffff', 7),
// to use like this: background-image: var(--gradient-primary-background);
'--gradient-primary-background' => 'linear-gradient(40deg, var(--color-primary) 0%, var(--color-primary-hover) 100%)',
];
}
/**
* Generate admin theming background-related variables
*/
protected function generateGlobalBackgroundVariables(): array {
$user = $this->userSession->getUser();
$backgroundDeleted = $this->config->getAppValue(Application::APP_ID, 'backgroundMime', '') === 'backgroundColor';
$hasCustomLogoHeader = $this->util->isLogoThemed();
$variables = [];
// Default last fallback values
$variables['--image-background-default'] = $backgroundDeleted ?: "url('" . $this->themingDefaults->getBackground() . "')";
$variables['--color-background-plain'] = $this->defaultPrimaryColor;
// If primary as background has been request or if we have a custom primary colour
// let's not define the background image
if ($backgroundDeleted) {
$variables['--color-background-plain'] = $this->themingDefaults->getColorPrimary();
if ($this->themingDefaults->isUserThemingDisabled() || $user === null) {
$variables['--image-background-plain'] = 'true';
}
}
// Register image variables only if custom-defined
foreach (ImageManager::SUPPORTED_IMAGE_KEYS as $image) {
if ($this->imageManager->hasImage($image)) {
$imageUrl = $this->imageManager->getImageUrl($image);
if ($image === 'background') {
// If background deleted is set, ignoring variable
if ($backgroundDeleted) {
$variables['--image-background-default'] = 'no';
continue;
}
$variables['--image-background-size'] = 'cover';
$variables['--image-background-default'] = "url('" . $imageUrl . "')";
}
// --image-background is overriden by user theming
$variables["--image-$image"] = "url('" . $imageUrl . "')";
}
}
if ($hasCustomLogoHeader) {
$variables["--image-logoheader-custom"] = 'true';
}
return $variables;
}
/**
* Generate user theming background-related variables
*/
protected function generateUserBackgroundVariables(): array {
$user = $this->userSession->getUser();
if ($user !== null
&& !$this->themingDefaults->isUserThemingDisabled()
&& $this->appManager->isEnabledForUser(Application::APP_ID)) {
$backgroundImage = $this->config->getUserValue($user->getUID(), Application::APP_ID, 'background_image', BackgroundService::BACKGROUND_DEFAULT);
$currentVersion = (int)$this->config->getUserValue($user->getUID(), Application::APP_ID, 'userCacheBuster', '0');
// The user removed the background
if ($backgroundImage === BackgroundService::BACKGROUND_DISABLED) {
return [
'--image-background' => 'no',
'--color-background-plain' => $this->themingDefaults->getColorPrimary(),
];
}
// The user uploaded a custom background
if ($backgroundImage === BackgroundService::BACKGROUND_CUSTOM) {
$cacheBuster = substr(sha1($user->getUID() . '_' . $currentVersion), 0, 8);
return [
'--image-background' => "url('" . $this->urlGenerator->linkToRouteAbsolute('theming.userTheme.getBackground') . "?v=$cacheBuster')",
'--color-background-plain' => $this->themingDefaults->getColorPrimary(),
];
}
// The user picked a shipped background
if (isset(BackgroundService::SHIPPED_BACKGROUNDS[$backgroundImage])) {
return [
'--image-background' => "url('" . $this->urlGenerator->linkTo(Application::APP_ID, "img/background/$backgroundImage") . "')",
'--color-background-plain' => $this->themingDefaults->getColorPrimary(),
'--background-image-invert-if-bright' => BackgroundService::SHIPPED_BACKGROUNDS[$backgroundImage]['theming'] ?? null === BackgroundService::THEMING_MODE_DARK ? 'invert(100%)' : 'no',
];
}
}
return [];
}
}
|
