nextcloud / server

apps/accessibility/lib/Controller/AccessibilityController.php

Indentation +210 added lines, -210 removed lines

@@ -49,214 +49,214 @@
 
 class AccessibilityController extends Controller {
 
-	/** @var string */
-	protected $appName;
-
-	/** @var string */
-	protected $serverRoot;
-
-	/** @var IConfig */
-	private $config;
-
-	/** @var ILogger */
-	private $logger;
-
-	/** @var ITimeFactory */
-	protected $timeFactory;
-
-	/** @var IUserSession */
-	private $userSession;
-
-	/** @var IconsCacher */
-	protected $iconsCacher;
-
-	/** @var \OC_Defaults */
-	private $defaults;
-
-	/** @var null|string */
-	private $injectedVariables;
-
-	/** @var string */
-	private $appRoot;
-
-	public function __construct(string $appName,
-								IRequest $request,
-								IConfig $config,
-								ILogger $logger,
-								ITimeFactory $timeFactory,
-								IUserSession $userSession,
-								IAppManager $appManager,
-								IconsCacher $iconsCacher,
-								\OC_Defaults $defaults) {
-		parent::__construct($appName, $request);
-		$this->appName = $appName;
-		$this->config = $config;
-		$this->logger = $logger;
-		$this->timeFactory = $timeFactory;
-		$this->userSession = $userSession;
-		$this->iconsCacher = $iconsCacher;
-		$this->defaults = $defaults;
-
-		$this->serverRoot = \OC::$SERVERROOT;
-		$this->appRoot = $appManager->getAppPath($this->appName);
-	}
-
-	/**
-	 * @PublicPage
-	 * @NoCSRFRequired
-	 * @NoSameSiteCookieRequired
-	 *
-	 * @return DataDisplayResponse
-	 */
-	public function getCss(): DataDisplayResponse {
-		$css = '';
-		$imports = '';
-		if ($this->userSession->isLoggedIn()) {
-			$userValues = $this->getUserValues();
-		} else {
-			$userValues = ['dark'];
-		}
-
-		foreach ($userValues as $key => $scssFile) {
-			if ($scssFile !== false) {
-				if ($scssFile === 'highcontrast' && in_array('dark', $userValues)) {
-					$scssFile .= 'dark';
-				}
-				$imports .= '@import "' . $scssFile . '";';
-			}
-		}
-
-		if ($imports !== '') {
-			$scss = new Compiler();
-			$scss->setImportPaths([
-				$this->appRoot . '/css/',
-				$this->serverRoot . '/core/css/'
-			]);
-
-			// Continue after throw
-			$scss->setIgnoreErrors(true);
-			$scss->setFormatter(Crunched::class);
-
-			// Import theme, variables and compile css4 variables
-			try {
-				$css .= $scss->compile(
-					$imports .
-					$this->getInjectedVariables() .
-					'@import "variables.scss";' .
-					'@import "css-variables.scss";'
-				);
-			} catch (ParserException $e) {
-				$this->logger->error($e->getMessage(), ['app' => 'core']);
-			}
-		}
-
-		// We don't want to override vars with url since path is different
-		$css = $this->filterOutRule('/--[a-z-:]+url\([^;]+\)/mi', $css);
-
-		// Rebase all urls
-		$appWebRoot = substr($this->appRoot, strlen($this->serverRoot) - strlen(\OC::$WEBROOT));
-		$css = $this->rebaseUrls($css, $appWebRoot . '/css');
-
-		if (in_array('dark', $userValues) && $this->iconsCacher->getCachedList() && $this->iconsCacher->getCachedList()->getSize() > 0) {
-			$iconsCss = $this->invertSvgIconsColor($this->iconsCacher->getCachedList()->getContent());
-			$css = $css . $iconsCss;
-		}
-
-		$response = new DataDisplayResponse($css, Http::STATUS_OK, ['Content-Type' => 'text/css']);
-
-		// Set cache control
-		$ttl = 31536000;
-		$response->addHeader('Cache-Control', 'max-age=' . $ttl . ', immutable');
-		$expires = new \DateTime();
-		$expires->setTimestamp($this->timeFactory->getTime());
-		$expires->add(new \DateInterval('PT' . $ttl . 'S'));
-		$response->addHeader('Expires', $expires->format(\DateTime::RFC1123));
-		$response->addHeader('Pragma', 'cache');
-
-		// store current cache hash
-		if ($this->userSession->isLoggedIn()) {
-			$this->config->setUserValue($this->userSession->getUser()->getUID(), $this->appName, 'icons-css', md5($css));
-		}
-
-		return $response;
-	}
-
-	/**
-	 * Return an array with the user theme & font settings
-	 *
-	 * @return array
-	 */
-	private function getUserValues(): array {
-		$userTheme = $this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'theme', false);
-		$userFont = $this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'font', false);
-		$userHighContrast = $this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'highcontrast', false);
-
-		return [$userTheme, $userHighContrast, $userFont];
-	}
-
-	/**
-	 * Remove all matches from the $rule regex
-	 *
-	 * @param string $rule regex to match
-	 * @param string $css string to parse
-	 * @return string
-	 */
-	private function filterOutRule(string $rule, string $css): string {
-		return preg_replace($rule, '', $css);
-	}
-
-	/**
-	 * Add the correct uri prefix to make uri valid again
-	 *
-	 * @param string $css
-	 * @param string $webDir
-	 * @return string
-	 */
-	private function rebaseUrls(string $css, string $webDir): string {
-		$re = '/url\([\'"]([^\/][\.\w?=\/-]*)[\'"]\)/x';
-		$subst = 'url(\'' . $webDir . '/$1\')';
-
-		return preg_replace($re, $subst, $css);
-	}
-
-	/**
-	 * Remove all matches from the $rule regex
-	 *
-	 * @param string $css string to parse
-	 * @return string
-	 */
-	private function invertSvgIconsColor(string $css) {
-		return str_replace(
-			['color=000&', 'color=fff&', 'color=***&'],
-			['color=***&', 'color=000&', 'color=fff&'],
-			str_replace(
-				['color=000000&', 'color=ffffff&', 'color=******&'],
-				['color=******&', 'color=000000&', 'color=ffffff&'],
-				$css
-			)
-		);
-	}
-
-	/**
-	 * @return string SCSS code for variables from OC_Defaults
-	 */
-	private function getInjectedVariables(): string {
-		if ($this->injectedVariables !== null) {
-			return $this->injectedVariables;
-		}
-		$variables = '';
-		foreach ($this->defaults->getScssVariables() as $key => $value) {
-			$variables .= '$' . $key . ': ' . $value . ';';
-		}
-
-		// check for valid variables / otherwise fall back to defaults
-		try {
-			$scss = new Compiler();
-			$scss->compile($variables);
-			$this->injectedVariables = $variables;
-		} catch (ParserException $e) {
-			$this->logger->logException($e, ['app' => 'core']);
-		}
-		return $variables;
-	}
+    /** @var string */
+    protected $appName;
+
+    /** @var string */
+    protected $serverRoot;
+
+    /** @var IConfig */
+    private $config;
+
+    /** @var ILogger */
+    private $logger;
+
+    /** @var ITimeFactory */
+    protected $timeFactory;
+
+    /** @var IUserSession */
+    private $userSession;
+
+    /** @var IconsCacher */
+    protected $iconsCacher;
+
+    /** @var \OC_Defaults */
+    private $defaults;
+
+    /** @var null|string */
+    private $injectedVariables;
+
+    /** @var string */
+    private $appRoot;
+
+    public function __construct(string $appName,
+                                IRequest $request,
+                                IConfig $config,
+                                ILogger $logger,
+                                ITimeFactory $timeFactory,
+                                IUserSession $userSession,
+                                IAppManager $appManager,
+                                IconsCacher $iconsCacher,
+                                \OC_Defaults $defaults) {
+        parent::__construct($appName, $request);
+        $this->appName = $appName;
+        $this->config = $config;
+        $this->logger = $logger;
+        $this->timeFactory = $timeFactory;
+        $this->userSession = $userSession;
+        $this->iconsCacher = $iconsCacher;
+        $this->defaults = $defaults;
+
+        $this->serverRoot = \OC::$SERVERROOT;
+        $this->appRoot = $appManager->getAppPath($this->appName);
+    }
+
+    /**
+     * @PublicPage
+     * @NoCSRFRequired
+     * @NoSameSiteCookieRequired
+     *
+     * @return DataDisplayResponse
+     */
+    public function getCss(): DataDisplayResponse {
+        $css = '';
+        $imports = '';
+        if ($this->userSession->isLoggedIn()) {
+            $userValues = $this->getUserValues();
+        } else {
+            $userValues = ['dark'];
+        }
+
+        foreach ($userValues as $key => $scssFile) {
+            if ($scssFile !== false) {
+                if ($scssFile === 'highcontrast' && in_array('dark', $userValues)) {
+                    $scssFile .= 'dark';
+                }
+                $imports .= '@import "' . $scssFile . '";';
+            }
+        }
+
+        if ($imports !== '') {
+            $scss = new Compiler();
+            $scss->setImportPaths([
+                $this->appRoot . '/css/',
+                $this->serverRoot . '/core/css/'
+            ]);
+
+            // Continue after throw
+            $scss->setIgnoreErrors(true);
+            $scss->setFormatter(Crunched::class);
+
+            // Import theme, variables and compile css4 variables
+            try {
+                $css .= $scss->compile(
+                    $imports .
+                    $this->getInjectedVariables() .
+                    '@import "variables.scss";' .
+                    '@import "css-variables.scss";'
+                );
+            } catch (ParserException $e) {
+                $this->logger->error($e->getMessage(), ['app' => 'core']);
+            }
+        }
+
+        // We don't want to override vars with url since path is different
+        $css = $this->filterOutRule('/--[a-z-:]+url\([^;]+\)/mi', $css);
+
+        // Rebase all urls
+        $appWebRoot = substr($this->appRoot, strlen($this->serverRoot) - strlen(\OC::$WEBROOT));
+        $css = $this->rebaseUrls($css, $appWebRoot . '/css');
+
+        if (in_array('dark', $userValues) && $this->iconsCacher->getCachedList() && $this->iconsCacher->getCachedList()->getSize() > 0) {
+            $iconsCss = $this->invertSvgIconsColor($this->iconsCacher->getCachedList()->getContent());
+            $css = $css . $iconsCss;
+        }
+
+        $response = new DataDisplayResponse($css, Http::STATUS_OK, ['Content-Type' => 'text/css']);
+
+        // Set cache control
+        $ttl = 31536000;
+        $response->addHeader('Cache-Control', 'max-age=' . $ttl . ', immutable');
+        $expires = new \DateTime();
+        $expires->setTimestamp($this->timeFactory->getTime());
+        $expires->add(new \DateInterval('PT' . $ttl . 'S'));
+        $response->addHeader('Expires', $expires->format(\DateTime::RFC1123));
+        $response->addHeader('Pragma', 'cache');
+
+        // store current cache hash
+        if ($this->userSession->isLoggedIn()) {
+            $this->config->setUserValue($this->userSession->getUser()->getUID(), $this->appName, 'icons-css', md5($css));
+        }
+
+        return $response;
+    }
+
+    /**
+     * Return an array with the user theme & font settings
+     *
+     * @return array
+     */
+    private function getUserValues(): array {
+        $userTheme = $this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'theme', false);
+        $userFont = $this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'font', false);
+        $userHighContrast = $this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'highcontrast', false);
+
+        return [$userTheme, $userHighContrast, $userFont];
+    }
+
+    /**
+     * Remove all matches from the $rule regex
+     *
+     * @param string $rule regex to match
+     * @param string $css string to parse
+     * @return string
+     */
+    private function filterOutRule(string $rule, string $css): string {
+        return preg_replace($rule, '', $css);
+    }
+
+    /**
+     * Add the correct uri prefix to make uri valid again
+     *
+     * @param string $css
+     * @param string $webDir
+     * @return string
+     */
+    private function rebaseUrls(string $css, string $webDir): string {
+        $re = '/url\([\'"]([^\/][\.\w?=\/-]*)[\'"]\)/x';
+        $subst = 'url(\'' . $webDir . '/$1\')';
+
+        return preg_replace($re, $subst, $css);
+    }
+
+    /**
+     * Remove all matches from the $rule regex
+     *
+     * @param string $css string to parse
+     * @return string
+     */
+    private function invertSvgIconsColor(string $css) {
+        return str_replace(
+            ['color=000&', 'color=fff&', 'color=***&'],
+            ['color=***&', 'color=000&', 'color=fff&'],
+            str_replace(
+                ['color=000000&', 'color=ffffff&', 'color=******&'],
+                ['color=******&', 'color=000000&', 'color=ffffff&'],
+                $css
+            )
+        );
+    }
+
+    /**
+     * @return string SCSS code for variables from OC_Defaults
+     */
+    private function getInjectedVariables(): string {
+        if ($this->injectedVariables !== null) {
+            return $this->injectedVariables;
+        }
+        $variables = '';
+        foreach ($this->defaults->getScssVariables() as $key => $value) {
+            $variables .= '$' . $key . ': ' . $value . ';';
+        }
+
+        // check for valid variables / otherwise fall back to defaults
+        try {
+            $scss = new Compiler();
+            $scss->compile($variables);
+            $this->injectedVariables = $variables;
+        } catch (ParserException $e) {
+            $this->logger->logException($e, ['app' => 'core']);
+        }
+        return $variables;
+    }
 }