<?php
-require_once('view/theme/frio/php/PHPColors/Color.php');
-
-
-if(! $a->install) {
- // Get the UID of the channel owner
- $uid = get_theme_uid();
- if($uid) {
- load_pconfig($uid,'frio');
+/**
+ * @copyright Copyright (C) 2010-2022, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+use Friendica\DI;
+use Friendica\Network\HTTPException\NotModifiedException;
+use Friendica\Util\Strings;
+
+require_once 'view/theme/frio/theme.php';
+require_once 'view/theme/frio/php/PHPColors/Color.php';
+
+$scheme = '';
+$schemecss = '';
+$schemecssfile = false;
+$scheme_modified = 0;
+
+/*
+ * This script can be included when the maintenance mode is on, which requires us to avoid any config call and
+ * use the following hardcoded defaults
+ */
+$scheme = null;
+$scheme_accent = FRIO_SCHEME_ACCENT_BLUE;
+$nav_bg = '#708fa0';
+$nav_icon_color = '#ffffff';
+$link_color = '#6fdbe8';
+$background_color = '#ededed';
+$contentbg_transp = 100;
+$background_image = 'img/none.png';
+$bg_image_option = '';
+$login_bg_image = '';
+$login_bg_color = '';
+$modified = time();
+
+if (DI::mode()->has(\Friendica\App\Mode::MAINTENANCEDISABLED)) {
+ DI::config()->load('frio');
+
+ // Default to hard-coded values for empty settings
+ $scheme = DI::config()->get('frio', 'scheme', DI::config()->get('frio', 'schema'));
+ $scheme_accent = DI::config()->get('frio', 'scheme_accent') ?: $scheme_accent;
+ $nav_bg = DI::config()->get('frio', 'nav_bg') ?: $nav_bg;
+ $nav_icon_color = DI::config()->get('frio', 'nav_icon_color') ?: $nav_icon_color;
+ $link_color = DI::config()->get('frio', 'link_color') ?: $link_color;
+ $background_color = DI::config()->get('frio', 'background_color') ?: $background_color;
+ $contentbg_transp = DI::config()->get('frio', 'contentbg_transp') ?? $contentbg_transp;
+ $background_image = DI::config()->get('frio', 'background_image') ?: $background_image;
+ $bg_image_option = DI::config()->get('frio', 'bg_image_option') ?: $bg_image_option;
+ $login_bg_image = DI::config()->get('frio', 'login_bg_image') ?: $login_bg_image;
+ $login_bg_color = DI::config()->get('frio', 'login_bg_color') ?: $login_bg_color;
+ $modified = DI::config()->get('frio', 'css_modified') ?: $modified;
+
+ // Get the UID of the profile owner.
+ $uid = $_REQUEST['puid'] ?? 0;
+ if ($uid) {
+ DI::pConfig()->load($uid, 'frio');
+
+ // Only override display settings that have actually been set
+ $scheme = DI::pConfig()->get($uid, 'frio', 'scheme', DI::pConfig()->get($uid, 'frio', 'schema')) ?: $scheme;
+ $scheme_accent = DI::pConfig()->get($uid, 'frio', 'scheme_accent') ?: $scheme_accent;
+ $nav_bg = DI::pConfig()->get($uid, 'frio', 'nav_bg') ?: $nav_bg;
+ $nav_icon_color = DI::pConfig()->get($uid, 'frio', 'nav_icon_color') ?: $nav_icon_color;
+ $link_color = DI::pConfig()->get($uid, 'frio', 'link_color') ?: $link_color;
+ $background_color = DI::pConfig()->get($uid, 'frio', 'background_color') ?: $background_color;
+ $contentbg_transp = DI::pConfig()->get($uid, 'frio', 'contentbg_transp') ?? $contentbg_transp;
+ $background_image = DI::pConfig()->get($uid, 'frio', 'background_image') ?: $background_image;
+ $bg_image_option = DI::pConfig()->get($uid, 'frio', 'bg_image_option') ?: $bg_image_option;
+ $modified = DI::pConfig()->get($uid, 'frio', 'css_modified') ?: $modified;
}
- // Load the owners pconfig
- $schema = get_pconfig($uid, "frio", "schema");
- $nav_bg = get_pconfig($uid, "frio", "nav_bg");
- $nav_icon_color = get_pconfig($uid, "frio", "nav_icon_color");
- $link_color = get_pconfig($uid, "frio", "link_color");
- $bgcolor = get_pconfig($uid, "frio", "background_color");
- $contentbg_transp = get_pconfig($uid, "frio", "contentbg_transp");
- $background_image = get_pconfig($uid, "frio", "background_image");
- $bg_image_option = get_pconfig($uid, "frio", "bg_image_option");
}
+if (!$login_bg_image && !$login_bg_color) {
+ $login_bg_image = 'img/login_bg.jpg';
+}
+$login_bg_color = $login_bg_color ?: '#ededed';
+
// Now load the scheme. If a value is changed above, we'll keep the settings
-// If not, we'll keep those defined by the schema
-// Setting $schema to '' wasn't working for some reason, so we'll check it's
+// If not, we'll keep those defined by the scheme
+// Setting $scheme to '' wasn't working for some reason, so we'll check it's
// not --- like the mobile theme does instead.
-// Allow layouts to over-ride the schema
-if($_REQUEST['schema']) {
- $schema = $_REQUEST['schema'];
+// Allow layouts to over-ride the scheme.
+if (!empty($_REQUEST['scheme'])) {
+ $scheme = $_REQUEST['scheme'];
}
-if (($schema) && ($schema != '---')) {
- // Check it exists, because this setting gets distributed to clones
- if(file_exists('view/theme/frio/schema/' . $schema . '.php')) {
- $schemefile = 'view/theme/frio/schema/' . $schema . '.php';
- require_once ($schemefile);
+
+$scheme = Strings::sanitizeFilePathItem($scheme ?? '');
+
+if ($scheme && ($scheme != '---')) {
+ if (file_exists('view/theme/frio/scheme/' . $scheme . '.php')) {
+ $schemefile = 'view/theme/frio/scheme/' . $scheme . '.php';
+ require_once $schemefile;
}
- if(file_exists('view/theme/frio/schema/' . $schema . '.css')) {
- $schemecss = file_get_contents('view/theme/frio/schema/' . $schema . '.css');
+ if (file_exists('view/theme/frio/scheme/' . $scheme . '.css')) {
+ $schemecssfile = 'view/theme/frio/scheme/' . $scheme . '.css';
}
}
-// If we haven't got a schema, load the default. We shouldn't touch this - we
+// If we haven't got a scheme, load the default. We shouldn't touch this - we
// should leave it for admins to define for themselves.
-// default.php and default.css MUST be symlinks to existing schema files.
-if (! $schema) {
- if(file_exists('view/theme/frio/schema/default.php')) {
- $schemefile = 'view/theme/frio/schema/default.php';
- require_once ($schemefile);
+// default.php and default.css MUST be symlinks to existing scheme files.
+if (!$scheme) {
+ if (file_exists('view/theme/frio/scheme/default.php')) {
+ $schemefile = 'view/theme/frio/scheme/default.php';
+ require_once $schemefile;
}
- if(file_exists('view/theme/frio/schema/default.css')) {
- $schemecss = file_get_contents('view/theme/frio/schema/default.css');
+ if (file_exists('view/theme/frio/scheme/default.css')) {
+ $schemecssfile = 'view/theme/frio/scheme/default.css';
}
}
-//Set some defaults - we have to do this after pulling owner settings, and we have to check for each setting
-//individually. If we don't, we'll have problems if a user has set one, but not all options.
-if(! $nav_bg)
- $nav_bg = "#708fa0";
-if(! $nav_icon_color)
- $nav_icon_color = "#fff";
-if(! $link_color)
- $link_color = "#6fdbe8";
-if(! $bgcolor)
- $bgcolor = "#ededed";
-if(! $contentbg_transp)
- $contentbg_transp = 100;
-if(! $background_image)
- $background_image ='';
-
-// Calculate some colors in dependance of existing colors
+$contentbg_transp = $contentbg_transp != '' ? $contentbg_transp : 100;
+
+// Calculate some colors in dependance of existing colors.
// Some colors are calculated to don't have too many selection
-// fields in the theme settings
-if(! $menu_background_hover_color) {
+// fields in the theme settings.
+if (!isset($menu_background_hover_color)) {
$mbhc = new Color($nav_bg);
$mcolor = $mbhc->getHex();
- if($mbhc->isLight($mcolor, 75)) {
+ if ($mbhc->isLight($mcolor, 75)) {
$menu_is = 'light';
$menu_background_hover_color = '#' . $mbhc->darken(5);
} else {
$menu_is = 'dark';
$menu_background_hover_color = '#' . $mbhc->lighten(5);
- //$menu_background_hover_color = "#628394";
}
}
-if(! $nav_icon_hover_color) {
+if (!isset($nav_icon_hover_color)) {
$nihc = new Color($nav_bg);
- if($nihc->isLight())
+ if ($nihc->isLight()) {
$nav_icon_hover_color = '#' . $nihc->darken(10);
- else
- $nav_icon_hover_color = '#' . $nihc->lighten(10);
+ } else {
+ $nav_icon_hover_color = '#' . $nihc->lighten(20);
+ }
}
-if(! $link_hover_color) {
+if (!isset($link_hover_color)) {
$lhc = new Color($link_color);
$lcolor = $lhc->getHex();
- if($lhc->isLight($lcolor, 75)) {
+ if ($lhc->isLight($lcolor, 75)) {
$link_hover_color = '#' . $lhc->darken(5);
} else {
$link_hover_color = '#' . $lhc->lighten(5);
}
+}
+// Convert $bg_image_options into css.
+if (!isset($bg_image_option)) {
+ $bg_image_option = null;
}
-// Convert $bg_image_options into css
switch ($bg_image_option) {
- case "stretch":
- $background_size_img = "100%";
+ case 'stretch':
+ $background_size_img = '100%';
+ $background_repeat = 'no-repeat';
break;
- case "cover":
- $background_size_img ="cover";
+ case 'cover':
+ $background_size_img = 'cover';
+ $background_repeat = 'no-repeat';
break;
- case "repeat":
- $background_size_img = "auto";
+ case 'repeat':
+ $background_size_img = 'auto';
+ $background_repeat = 'repeat';
break;
- case "contain":
- $background_size_img = "contain";
+ case 'contain':
+ $background_size_img = 'contain';
+ $background_repeat = 'repeat';
break;
default:
- $background_size_img = "auto";
+ $background_size_img = 'auto';
+ $background_repeat = 'no-repeat';
break;
}
-// Convert transparency level from percentage to opacity value
+// Convert transparency level from percentage to opacity value.
$contentbg_transp = $contentbg_transp / 100;
+$options = [
+ '$nav_bg' => $nav_bg,
+ '$nav_icon_color' => $nav_icon_color,
+ '$nav_icon_hover_color' => $nav_icon_hover_color,
+ '$link_color' => $link_color,
+ '$link_hover_color' => $link_hover_color,
+ '$menu_background_hover_color' => $menu_background_hover_color,
+ '$btn_primary_color' => $nav_icon_color,
+ '$btn_primary_hover_color' => $menu_background_hover_color,
+ '$background_color' => $background_color,
+ '$contentbg_transp' => $contentbg_transp,
+ '$background_image' => $background_image,
+ '$background_size_img' => $background_size_img,
+ '$background_repeat' => $background_repeat,
+ '$login_bg_image' => $login_bg_image,
+ '$login_bg_color' => $login_bg_color,
+ '$font_color_darker' => $font_color_darker ?? '#222',
+ '$font_color' => $font_color ?? '#444',
+];
+
+$css_tpl = file_get_contents('view/theme/frio/css/style.css');
+
+// Get the content of the scheme css file and the time of the last file change.
+if ($schemecssfile) {
+ $css_tpl .= file_get_contents($schemecssfile);
+ $scheme_modified = filemtime($schemecssfile);
+}
-// Apply the settings
-if(file_exists('view/theme/frio/css/style.css')) {
- $x = file_get_contents('view/theme/frio/css/style.css');
-
- $options = array (
- '$nav_bg' => $nav_bg,
- '$nav_icon_color' => $nav_icon_color,
- '$nav_icon_hover_color' => $nav_icon_hover_color,
- '$link_color' => $link_color,
- '$link_hover_color' => $link_hover_color,
- '$menu_background_hover_color' => $menu_background_hover_color,
- '$btn_primary_color' => $nav_icon_color,
- '$btn_primary_hover_color' => $menu_background_hover_color,
- '$bgcolor' => $bgcolor,
- '$contentbg_transp' => $contentbg_transp,
- '$background_image' => $background_image,
- '$background_size_img' => $background_size_img,
- );
-
- echo str_replace(array_keys($options), array_values($options), $x);
+// We need to check which is the most recent css data.
+// We will use this time later to decide if we load the cached or fresh css data.
+if ($scheme_modified > $modified) {
+ $modified = $scheme_modified;
}
+// Apply the settings to the css template.
+$css = str_replace(array_keys($options), array_values($options), $css_tpl);
+
+$modified = gmdate('r', $modified);
+
+$etag = md5($css);
-if($schemecss) {
- echo $schemecss;
+// Set a header for caching.
+header('Cache-Control: public');
+header('ETag: "' . $etag . '"');
+header('Last-Modified: ' . $modified);
+
+// Only send the CSS file if it was changed.
+/// @todo Check if this works at all (possibly clients are sending only the one or the other header) - compare with mod/photo.php
+if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
+ $cached_modified = gmdate('r', strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']));
+ $cached_etag = str_replace(['"', '-gzip'], ['', ''],
+ stripslashes($_SERVER['HTTP_IF_NONE_MATCH']));
+
+ if (($cached_modified == $modified) && ($cached_etag == $etag)) {
+ throw new NotModifiedException();
+ }
}
+
+echo $css;