at_theme-1.4.1/at_core/forms/color/color_submit.php
at_core/forms/color/color_submit.php
<?php
/**
* @file
*/
use Drupal\Core\Asset\CssOptimizer;
use Drupal\Component\Utility\Bytes;
use Drupal\Component\Utility\Environment;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Messenger\MessengerInterface;
use Drupal\Core\File\FileSystemInterface;
/**
* This is basically a copy from Color module, with added CSS processing to
* remove all comments including the sourceMapURL which causes 404 errors.
*
* @param $form
* @param \Drupal\Core\Form\FormStateInterface $form_state
*/
function at_color_scheme_form_submit($form, FormStateInterface $form_state) {
// Avoid color settings spilling over to theme settings.
$color_settings = ['theme', 'palette', 'scheme'];
if ($form_state->hasValue('info')) {
$color_settings[] = 'info';
}
foreach ($color_settings as $setting_name) {
${$setting_name} = $form_state->getValue($setting_name);
$form_state->unsetValue($setting_name);
}
if (!isset($info)) {
return;
}
$config = \Drupal::configFactory()->getEditable('color.theme.' . $theme);
// Resolve palette.
if ($scheme != '') {
foreach ($palette as $key => $color) {
if (isset($info['schemes'][$scheme]['colors'][$key])) {
$palette[$key] = $info['schemes'][$scheme]['colors'][$key];
}
}
$palette += $info['schemes']['default']['colors'];
}
// Make sure enough memory is available.
if (isset($info['base_image'])) {
// Fetch source image dimensions.
$source = \Drupal::service('extension.list.theme')->getPath($theme) . '/' . $info['base_image'];
list($width, $height) = getimagesize($source);
// We need at least a copy of the source and a target buffer of the same
// size (both at 32bpp).
$required = $width * $height * 8;
// We intend to prevent color scheme changes if there isn't enough memory
// available. memory_get_usage(TRUE) returns a more accurate number than
// memory_get_usage(), therefore we won't inadvertently reject a color
// scheme change based on a faulty memory calculation.
$usage = memory_get_usage(TRUE);
$memory_limit = ini_get('memory_limit');
$size = Bytes::toNumber($memory_limit);
if (!Environment::checkMemoryLimit($usage + $required, $memory_limit)) {
\Drupal::messenger()->addMessage(t('There is not enough memory available to PHP to change this theme\'s color scheme. You need at least %size more. Check the <a href=":php_url">PHP documentation</a> for more information.', [':php_url' => 'http://php.net/manual/ini.core.php#ini.sect.resource-limits', '%size' => \Drupal\Component\Utility\DeprecationHelper::backwardsCompatibleCall(\Drupal::VERSION, '10.2.0', fn() => \\Drupal\Core\StringTranslation\ByteSizeMarkup::create($usage + $required - $size), fn() => format_size($usage + $required - $size))]), 'error');
return;
}
}
// Delete old files.
$files = $config->get('files');
if (isset($files)) {
foreach ($files as $file) {
\Drupal::service('file_system')->unlink($file);
}
}
if (isset($file) && $file = dirname($file)) {
\Drupal::service('file_system')->rmdir($file);
}
// No change in color config, use the standard theme from color.inc.
if (implode(',', color_get_palette($theme, TRUE)) == implode(',', $palette)) {
$config->delete();
return;
}
// Prepare target locations for generated files.
$id = $theme . '-' . substr(hash('sha256', serialize($palette) . microtime()), 0, 8);
$paths['color'] = 'public://color';
$paths['target'] = $paths['color'] . '/' . $id;
foreach ($paths as $path) {
/*file_prepare_directory($path, FILE_CREATE_DIRECTORY);*/
// \Drupal::service('file_system')->prepareDirectory($path, FILE_CREATE_DIRECTORY);
\Drupal::service('file_system')->prepareDirectory($path, FileSystemInterface::CREATE_DIRECTORY);
}
$paths['target'] = $paths['target'] . '/';
$paths['id'] = $id;
$paths['source'] = \Drupal::service('extension.list.theme')->getPath($theme);
$paths['files'] = $paths['map'] = [];
// Save palette and logo location.
$config
->set('palette', $palette)
->set('logo', $paths['target'] . 'logo.svg')
->save();
// Copy over neutral images.
foreach ($info['copy'] as $file) {
$base = \Drupal::service('file_system')->basename($file);
$source = $paths['source'] . $file;
/*$filepath = file_unmanaged_copy($source, $paths['target'] . $base);*/
$filepath = \Drupal::service('file_system')->copy($source, $paths['target'] . $base);
$paths['map'][$file] = $base;
$paths['files'][] = $filepath;
}
// Render new images, if image has been provided.
if (isset($info['base_image'])) {
_color_render_images($theme, $info, $paths, $palette);
}
// Rewrite theme stylesheets.
$css = [];
foreach ($info['css'] as $stylesheet) {
// Build a temporary array with CSS files.
$files = [];
if (file_exists($paths['source'] . $stylesheet)) {
$files[] = $stylesheet;
}
foreach ($files as $file) {
$css_optimizer = new CssOptimizer();
// Aggregate @imports recursively for each configured top level CSS file
// without optimization. Aggregation and optimization will be
// handled by drupal_build_css_cache() only.
$style = $css_optimizer->loadFile($paths['source'] . $file, FALSE);
// Return the path to where this CSS file originated from, stripping
// off the name of the file at the end of the path.
$css_optimizer->rewriteFileURIBasePath = base_path() . dirname($paths['source'] . $file) . '/';
// processCss is a protected method so we can' call it here, instead I've
// nicked some bits out of it to remove comments/sourceMapURL etc.
// Strip all comment including source maps which cause 404 errors.
$comment = '/\*[^*]*\*+(?:[^/*][^*]*\*+)*/';
// Regexp to match double quoted strings.
$double_quot = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"';
// Regexp to match single quoted strings.
$single_quot = "'[^'\\\\]*(?:\\\\.[^'\\\\]*)*'";
// Strip all comment blocks, but keep double/single quoted strings.
$style = preg_replace(
"<($double_quot|$single_quot)|$comment>Ss",
"$1",
$style
);
// Prefix all paths within this CSS file, ignoring absolute paths.
$style = preg_replace_callback('/url\([\'"]?(?![a-z]+:|\/+)([^\'")]+)[\'"]?\)/i', [$css_optimizer, 'rewriteFileURI'], $style);
// Rewrite stylesheet with new colors.
$style = _color_rewrite_stylesheet($theme, $info, $paths, $palette, $style);
$base_file = \Drupal::service('file_system')->basename($file);
$css[] = $paths['target'] . $base_file;
_color_save_stylesheet($paths['target'] . $base_file, $style, $paths);
}
}
$scheme_name = '';
if (array_key_exists($scheme, $info['schemes'])) {
$scheme_name = $info['schemes'][$scheme]['title'];
}
// Maintain list of files.
$config
->set('stylesheets', $css)
->set('files', $paths['files'])
->save();
\Drupal::messenger()->addMessage(t('Color scheme <i>@scheme</i> saved.', ['@scheme' => $scheme_name]), 'status');
}
/**
* Logs a notice of the custom color settings.
*
* If a custom color scheme has been created in the UI it is injected into the
* schemes array and saved. You must rename the Custom scheme and give it a
* unique array key before using the generated file in your theme.
*
* Note that color module validates the input of the color form and this is not
* run if there is a problem, e.g. the user inputting non hexadecimal CSS color
* strings, which color module validates to avoid XSS.
*
* @param $form
* @param \Drupal\Core\Form\FormStateInterface $form_state
*/
function at_core_log_color_scheme($form, FormStateInterface $form_state) {
$build_info = $form_state->getBuildInfo();
$values = $form_state->getValues();
$theme = $build_info['args'][0];
$palette = $values['palette'];
$indent = str_pad(' ', 6);
$lines = explode("\n", var_export($palette, TRUE));
$message = " 'PaletteName' => array(\n";
$message .= $indent . "'title' => t('PaletteName'),\n";
$message .= $indent . "'colors' => array(\n";
$last_line = $indent . array_pop($lines) . ',';
$message_scss = '';
array_shift($lines);
foreach ($lines as $line) {
if (strpos($line, ' => ') !== FALSE) {
$parts = explode(' => ', $line);
$message .= $indent . $parts[0] . str_pad(' ', (52 - strlen($line))) . '=> ' . $parts[1];
}
else {
$message .= "$indent $line";
}
$message .= "\n";
}
foreach ($lines as $line) {
if (strpos($line, ' => ') !== FALSE) {
$parts = explode(' => ', $line);
$part_0 = trim(str_replace("'", "", $parts[0]));
$part_1 = trim(str_replace(",", ";", $parts[1]));
$message_scss .= "$" . $part_0 . str_pad(' ', (52 - strlen($line))) . " : " . str_replace("'", "", $part_1) . "\n";
}
}
$message .= "$last_line\n";
$message .= " ),\n";
$message = '<pre>' . $message . "\n\n" . $message_scss . '</pre>';
\Drupal::logger($theme)->notice($message);
// Hopefully this goes away if this ever lands, https://www.drupal.org/node/2415663
// I'm not holding my breath.
drupal_flush_all_caches();
$obi_wan_quotes = [
"You'll find that many of the truths we cling to depend greatly on our own point of view.",
"Only imperial storm troopers are so precise.",
"You will never find a more wretched hive of scum and villainy.",
"These aren't the droids you're looking for.",
"I felt a great disturbance in the Force.",
"Only a Sith Lord deals in absolutes.",
"It's over, Anakin. I have the high ground.",
"He will learn patience.",
"Aren't you a little short for a Storm Trooper?",
"You can't win, Darth.",
"Use the Force, Luke.",
"May the force be with you.",
];
$obi_k = array_rand($obi_wan_quotes);
$obi_wan = $obi_wan_quotes[$obi_k];
\Drupal::messenger()->addMessage(t('Color scheme logged. Cache cleared. <p>Obi Wan says... <em>"@obiwan"</em></p>', ['@obiwan' => $obi_wan]), 'status');
}
