nextcloud / server

apps/theming/lib/Util.php

Indentation +214 added lines, -214 removed lines

@@ -38,218 +38,218 @@
 
 class Util {
 
-	/** @var IConfig */
-	private $config;
-
-	/** @var IAppManager */
-	private $appManager;
-
-	/** @var IAppData */
-	private $appData;
-
-	/**
-	 * Util constructor.
-	 *
-	 * @param IConfig $config
-	 * @param IAppManager $appManager
-	 * @param IAppData $appData
-	 */
-	public function __construct(IConfig $config, IAppManager $appManager, IAppData $appData) {
-		$this->config = $config;
-		$this->appManager = $appManager;
-		$this->appData = $appData;
-	}
-
-	/**
-	 * @param string $color rgb color value
-	 * @return bool
-	 */
-	public function invertTextColor($color) {
-		$l = $this->calculateLuma($color);
-		if ($l > 0.6) {
-			return true;
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * get color for on-page elements:
-	 * theme color by default, grey if theme color is to bright
-	 * @param string $color
-	 * @param bool $brightBackground
-	 * @return string
-	 */
-	public function elementColor($color, bool $brightBackground = true) {
-		$luminance = $this->calculateLuminance($color);
-
-		if ($brightBackground && $luminance > 0.8) {
-			// If the color is too bright in bright mode, we fall back to a darker gray
-			return '#aaaaaa';
-		}
-
-		if (!$brightBackground && $luminance < 0.2) {
-			// If the color is too dark in dark mode, we fall back to a brighter gray
-			return '#555555';
-		}
-
-		return $color;
-	}
-
-	/**
-	 * @param string $color rgb color value
-	 * @return float
-	 */
-	public function calculateLuminance($color) {
-		list($red, $green, $blue) = $this->hexToRGB($color);
-		$compiler = new Compiler();
-		$hsl = $compiler->toHSL($red, $green, $blue);
-		return $hsl[3] / 100;
-	}
-
-	/**
-	 * @param string $color rgb color value
-	 * @return float
-	 */
-	public function calculateLuma($color) {
-		list($red, $green, $blue) = $this->hexToRGB($color);
-		return (0.2126 * $red + 0.7152 * $green + 0.0722 * $blue) / 255;
-	}
-
-	/**
-	 * @param string $color rgb color value
-	 * @return int[]
-	 */
-	public function hexToRGB($color) {
-		$hex = preg_replace("/[^0-9A-Fa-f]/", '', $color);
-		if (strlen($hex) === 3) {
-			$hex = $hex[0] . $hex[0] . $hex[1] . $hex[1] . $hex[2] . $hex[2];
-		}
-		if (strlen($hex) !== 6) {
-			return 0;
-		}
-		return [
-			hexdec(substr($hex, 0, 2)),
-			hexdec(substr($hex, 2, 2)),
-			hexdec(substr($hex, 4, 2))
-		];
-	}
-
-	/**
-	 * @param $color
-	 * @return string base64 encoded radio button svg
-	 */
-	public function generateRadioButton($color) {
-		$radioButtonIcon = '<svg xmlns="http://www.w3.org/2000/svg" height="16" width="16">' .
-			'<path d="M8 1a7 7 0 0 0-7 7 7 7 0 0 0 7 7 7 7 0 0 0 7-7 7 7 0 0 0-7-7zm0 1a6 6 0 0 1 6 6 6 6 0 0 1-6 6 6 6 0 0 1-6-6 6 6 0 0 1 6-6zm0 2a4 4 0 1 0 0 8 4 4 0 0 0 0-8z" fill="'.$color.'"/></svg>';
-		return base64_encode($radioButtonIcon);
-	}
-
-
-	/**
-	 * @param $app string app name
-	 * @return string|ISimpleFile path to app icon / file of logo
-	 */
-	public function getAppIcon($app) {
-		$app = str_replace(['\0', '/', '\\', '..'], '', $app);
-		try {
-			$appPath = $this->appManager->getAppPath($app);
-			$icon = $appPath . '/img/' . $app . '.svg';
-			if (file_exists($icon)) {
-				return $icon;
-			}
-			$icon = $appPath . '/img/app.svg';
-			if (file_exists($icon)) {
-				return $icon;
-			}
-		} catch (AppPathNotFoundException $e) {
-		}
-
-		if ($this->config->getAppValue('theming', 'logoMime', '') !== '') {
-			$logoFile = null;
-			try {
-				$folder = $this->appData->getFolder('images');
-				if ($folder !== null) {
-					return $folder->getFile('logo');
-				}
-			} catch (NotFoundException $e) {
-			}
-		}
-		return \OC::$SERVERROOT . '/core/img/logo/logo.svg';
-	}
-
-	/**
-	 * @param $app string app name
-	 * @param $image string relative path to image in app folder
-	 * @return string|false absolute path to image
-	 */
-	public function getAppImage($app, $image) {
-		$app = str_replace(['\0', '/', '\\', '..'], '', $app);
-		$image = str_replace(['\0', '\\', '..'], '', $image);
-		if ($app === "core") {
-			$icon = \OC::$SERVERROOT . '/core/img/' . $image;
-			if (file_exists($icon)) {
-				return $icon;
-			}
-		}
-
-		try {
-			$appPath = $this->appManager->getAppPath($app);
-		} catch (AppPathNotFoundException $e) {
-			return false;
-		}
-
-		$icon = $appPath . '/img/' . $image;
-		if (file_exists($icon)) {
-			return $icon;
-		}
-		$icon = $appPath . '/img/' . $image . '.svg';
-		if (file_exists($icon)) {
-			return $icon;
-		}
-		$icon = $appPath . '/img/' . $image . '.png';
-		if (file_exists($icon)) {
-			return $icon;
-		}
-		$icon = $appPath . '/img/' . $image . '.gif';
-		if (file_exists($icon)) {
-			return $icon;
-		}
-		$icon = $appPath . '/img/' . $image . '.jpg';
-		if (file_exists($icon)) {
-			return $icon;
-		}
-
-		return false;
-	}
-
-	/**
-	 * replace default color with a custom one
-	 *
-	 * @param $svg string content of a svg file
-	 * @param $color string color to match
-	 * @return string
-	 */
-	public function colorizeSvg($svg, $color) {
-		$svg = preg_replace('/#0082c9/i', $color, $svg);
-		return $svg;
-	}
-
-	/**
-	 * Check if a custom theme is set in the server configuration
-	 *
-	 * @return bool
-	 */
-	public function isAlreadyThemed() {
-		$theme = $this->config->getSystemValue('theme', '');
-		if ($theme !== '') {
-			return true;
-		}
-		return false;
-	}
-
-	public function isBackgroundThemed() {
-		$backgroundLogo = $this->config->getAppValue('theming', 'backgroundMime', '');
-		return $backgroundLogo !== '' && $backgroundLogo !== 'backgroundColor';
-	}
+    /** @var IConfig */
+    private $config;
+
+    /** @var IAppManager */
+    private $appManager;
+
+    /** @var IAppData */
+    private $appData;
+
+    /**
+     * Util constructor.
+     *
+     * @param IConfig $config
+     * @param IAppManager $appManager
+     * @param IAppData $appData
+     */
+    public function __construct(IConfig $config, IAppManager $appManager, IAppData $appData) {
+        $this->config = $config;
+        $this->appManager = $appManager;
+        $this->appData = $appData;
+    }
+
+    /**
+     * @param string $color rgb color value
+     * @return bool
+     */
+    public function invertTextColor($color) {
+        $l = $this->calculateLuma($color);
+        if ($l > 0.6) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * get color for on-page elements:
+     * theme color by default, grey if theme color is to bright
+     * @param string $color
+     * @param bool $brightBackground
+     * @return string
+     */
+    public function elementColor($color, bool $brightBackground = true) {
+        $luminance = $this->calculateLuminance($color);
+
+        if ($brightBackground && $luminance > 0.8) {
+            // If the color is too bright in bright mode, we fall back to a darker gray
+            return '#aaaaaa';
+        }
+
+        if (!$brightBackground && $luminance < 0.2) {
+            // If the color is too dark in dark mode, we fall back to a brighter gray
+            return '#555555';
+        }
+
+        return $color;
+    }
+
+    /**
+     * @param string $color rgb color value
+     * @return float
+     */
+    public function calculateLuminance($color) {
+        list($red, $green, $blue) = $this->hexToRGB($color);
+        $compiler = new Compiler();
+        $hsl = $compiler->toHSL($red, $green, $blue);
+        return $hsl[3] / 100;
+    }
+
+    /**
+     * @param string $color rgb color value
+     * @return float
+     */
+    public function calculateLuma($color) {
+        list($red, $green, $blue) = $this->hexToRGB($color);
+        return (0.2126 * $red + 0.7152 * $green + 0.0722 * $blue) / 255;
+    }
+
+    /**
+     * @param string $color rgb color value
+     * @return int[]
+     */
+    public function hexToRGB($color) {
+        $hex = preg_replace("/[^0-9A-Fa-f]/", '', $color);
+        if (strlen($hex) === 3) {
+            $hex = $hex[0] . $hex[0] . $hex[1] . $hex[1] . $hex[2] . $hex[2];
+        }
+        if (strlen($hex) !== 6) {
+            return 0;
+        }
+        return [
+            hexdec(substr($hex, 0, 2)),
+            hexdec(substr($hex, 2, 2)),
+            hexdec(substr($hex, 4, 2))
+        ];
+    }
+
+    /**
+     * @param $color
+     * @return string base64 encoded radio button svg
+     */
+    public function generateRadioButton($color) {
+        $radioButtonIcon = '<svg xmlns="http://www.w3.org/2000/svg" height="16" width="16">' .
+            '<path d="M8 1a7 7 0 0 0-7 7 7 7 0 0 0 7 7 7 7 0 0 0 7-7 7 7 0 0 0-7-7zm0 1a6 6 0 0 1 6 6 6 6 0 0 1-6 6 6 6 0 0 1-6-6 6 6 0 0 1 6-6zm0 2a4 4 0 1 0 0 8 4 4 0 0 0 0-8z" fill="'.$color.'"/></svg>';
+        return base64_encode($radioButtonIcon);
+    }
+
+
+    /**
+     * @param $app string app name
+     * @return string|ISimpleFile path to app icon / file of logo
+     */
+    public function getAppIcon($app) {
+        $app = str_replace(['\0', '/', '\\', '..'], '', $app);
+        try {
+            $appPath = $this->appManager->getAppPath($app);
+            $icon = $appPath . '/img/' . $app . '.svg';
+            if (file_exists($icon)) {
+                return $icon;
+            }
+            $icon = $appPath . '/img/app.svg';
+            if (file_exists($icon)) {
+                return $icon;
+            }
+        } catch (AppPathNotFoundException $e) {
+        }
+
+        if ($this->config->getAppValue('theming', 'logoMime', '') !== '') {
+            $logoFile = null;
+            try {
+                $folder = $this->appData->getFolder('images');
+                if ($folder !== null) {
+                    return $folder->getFile('logo');
+                }
+            } catch (NotFoundException $e) {
+            }
+        }
+        return \OC::$SERVERROOT . '/core/img/logo/logo.svg';
+    }
+
+    /**
+     * @param $app string app name
+     * @param $image string relative path to image in app folder
+     * @return string|false absolute path to image
+     */
+    public function getAppImage($app, $image) {
+        $app = str_replace(['\0', '/', '\\', '..'], '', $app);
+        $image = str_replace(['\0', '\\', '..'], '', $image);
+        if ($app === "core") {
+            $icon = \OC::$SERVERROOT . '/core/img/' . $image;
+            if (file_exists($icon)) {
+                return $icon;
+            }
+        }
+
+        try {
+            $appPath = $this->appManager->getAppPath($app);
+        } catch (AppPathNotFoundException $e) {
+            return false;
+        }
+
+        $icon = $appPath . '/img/' . $image;
+        if (file_exists($icon)) {
+            return $icon;
+        }
+        $icon = $appPath . '/img/' . $image . '.svg';
+        if (file_exists($icon)) {
+            return $icon;
+        }
+        $icon = $appPath . '/img/' . $image . '.png';
+        if (file_exists($icon)) {
+            return $icon;
+        }
+        $icon = $appPath . '/img/' . $image . '.gif';
+        if (file_exists($icon)) {
+            return $icon;
+        }
+        $icon = $appPath . '/img/' . $image . '.jpg';
+        if (file_exists($icon)) {
+            return $icon;
+        }
+
+        return false;
+    }
+
+    /**
+     * replace default color with a custom one
+     *
+     * @param $svg string content of a svg file
+     * @param $color string color to match
+     * @return string
+     */
+    public function colorizeSvg($svg, $color) {
+        $svg = preg_replace('/#0082c9/i', $color, $svg);
+        return $svg;
+    }
+
+    /**
+     * Check if a custom theme is set in the server configuration
+     *
+     * @return bool
+     */
+    public function isAlreadyThemed() {
+        $theme = $this->config->getSystemValue('theme', '');
+        if ($theme !== '') {
+            return true;
+        }
+        return false;
+    }
+
+    public function isBackgroundThemed() {
+        $backgroundLogo = $this->config->getAppValue('theming', 'backgroundMime', '');
+        return $backgroundLogo !== '' && $backgroundLogo !== 'backgroundColor';
+    }
 }