Add Term library for php-cli stuff

src/libraries/Term.php

@@ -0,0 +1,105 @@
+<?php
+/**
+ *  php-mvc, a PHP micro-framework for use as a frontend and/or backend
+ *  Copyright (C) 2017 Carl Bennett
+ *  This file is part of php-mvc.
+ *
+ *  php-mvc 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.
+ *
+ *  php-mvc 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 php-mvc.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace CarlBennett\MVC\Libraries;
+
+class Term {
+
+    /**
+     * <http://pueblo.sourceforge.net/doc/manual/ansi_color_codes.html>
+     */
+
+    const RESET      = "\033[0m";
+
+    const BOLD       = "\033[1m";
+    const ITALIC     = "\033[3m";
+    const UNDERLINE  = "\033[4m";
+    const INVERSE    = "\033[7m";
+    const STRIKE     = "\033[9m";
+
+    const FG_BLACK   = "\033[30m";
+    const FG_RED     = "\033[31m";
+    const FG_GREEN   = "\033[32m";
+    const FG_YELLOW  = "\033[33m";
+    const FG_BLUE    = "\033[34m";
+    const FG_MAGENTA = "\033[35m";
+    const FG_CYAN    = "\033[36m";
+    const FG_WHITE   = "\033[37m";
+    const FG_DEFAULT = "\033[39m";
+
+    const BG_BLACK   = "\033[40m";
+    const BG_RED     = "\033[41m";
+    const BG_GREEN   = "\033[42m";
+    const BG_YELLOW  = "\033[43m";
+    const BG_BLUE    = "\033[44m";
+    const BG_MAGENTA = "\033[45m";
+    const BG_CYAN    = "\033[46m";
+    const BG_WHITE   = "\033[47m";
+    const BG_DEFAULT = "\033[49m";
+
+    public static $strip_color = false;
+
+    public static function filter_color($text) {
+        $text = str_replace(self::RESET     , "", $text);
+
+        $text = str_replace(self::BOLD      , "", $text);
+        $text = str_replace(self::ITALIC    , "", $text);
+        $text = str_replace(self::UNDERLINE , "", $text);
+        $text = str_replace(self::INVERSE   , "", $text);
+        $text = str_replace(self::STRIKE    , "", $text);
+
+        $text = str_replace(self::FG_BLACK  , "", $text);
+        $text = str_replace(self::FG_RED    , "", $text);
+        $text = str_replace(self::FG_GREEN  , "", $text);
+        $text = str_replace(self::FG_YELLOW , "", $text);
+        $text = str_replace(self::FG_BLUE   , "", $text);
+        $text = str_replace(self::FG_MAGENTA, "", $text);
+        $text = str_replace(self::FG_CYAN   , "", $text);
+        $text = str_replace(self::FG_WHITE  , "", $text);
+        $text = str_replace(self::FG_DEFAULT, "", $text);
+
+        $text = str_replace(self::BG_BLACK  , "", $text);
+        $text = str_replace(self::BG_RED    , "", $text);
+        $text = str_replace(self::BG_GREEN  , "", $text);
+        $text = str_replace(self::BG_YELLOW , "", $text);
+        $text = str_replace(self::BG_BLUE   , "", $text);
+        $text = str_replace(self::BG_MAGENTA, "", $text);
+        $text = str_replace(self::BG_CYAN   , "", $text);
+        $text = str_replace(self::BG_WHITE  , "", $text);
+        $text = str_replace(self::BG_DEFAULT, "", $text);
+
+        return $text;
+    }
+
+    public static function stderr($text) {
+        if (self::$strip_color) {
+            $text = self::filter_color($text);
+        }
+        return fwrite(STDERR, $text);
+    }
+
+    public static function stdout($text) {
+        if (self::$strip_color) {
+            $text = self::filter_color($text);
+        }
+        return fwrite(STDOUT, $text);
+    }
+
+}