Major refactor on the cowsayphp library

bin/cowsayphp

@@ -9,8 +9,8 @@ if (extension_loaded('phar') && ($uri = Phar::running())) {
 }
 
 if(count($argv) > 1){
-    $cow = new \Cowsayphp\Cow();
-    echo $cow->speak($argv[1]);
+    $cow = \Cowsayphp\Farm::create(\Cowsayphp\Farm\Cow::class);
+    echo $cow->say($argv[1]);
 }
 
 /**

composer.json

@@ -18,7 +18,7 @@
         "php" : ">=5.3.0"
     },
     "require-dev": {
-        "phpunit/phpunit" : "4.*",
+        "phpunit/phpunit" : "5.*",
         "scrutinizer/ocular": "~1.1"
     },
     "autoload": {

src/AbstractAnimal.php

@@ -0,0 +1,78 @@
+<?php
+namespace Cowsayphp;
+
+abstract class AbstractAnimal implements AnimalInterface
+{
+    protected $character;
+
+    /**
+     * Make the animal speak.
+     * @param $text string A string you want the animal says
+     * @return string The animal speaks...
+     */
+    public function say($text)
+    {
+        $message = $this->getSpeechBubble($text);
+        $animal = str_replace('{{bubble}}', $message, $this->character);
+        return $animal;
+    }
+
+    /**
+     * Obtain the message as array wrapping the text
+     * @param $text
+     * @return array
+     */
+    public function getMessageLines($text)
+    {
+        $message = $text;
+        $wrapLength = 40;
+        // wrap the message to max chars
+        $message = wordwrap($message, $wrapLength - 2);
+        // split into array of lines
+        return explode("\n", $message);
+    }
+
+    /**
+     * Find the longest line and get the line length
+     * @param array $lines
+     * @return int
+     */
+    public function getMaxLineLength(array $lines)
+    {
+        $lineLength = 0;
+        // find the longest line
+        foreach ($lines as $line) {
+            $currentLineLength = strlen($line);
+            if ($currentLineLength > $lineLength) {
+                $lineLength = $currentLineLength;
+            }
+        }
+        return $lineLength;
+    }
+
+    /**
+     * Obtain the speech bubble.
+     * @param $text
+     * @return string
+     */
+    public function getSpeechBubble($text)
+    {
+        $lines = $this->getMessageLines($text);
+        $lineLength = $this->getMaxLineLength($lines);
+        $text = '';
+        $numberOfLines = count($lines);
+        $firstLine = str_pad(array_shift($lines), $lineLength);
+        if ($numberOfLines === 1) {
+            $text = "< {$firstLine} >";
+        } else {
+            $lastLine = str_pad(array_pop($lines), $lineLength);
+            $text = "/ {$firstLine} \\\n";
+            foreach ($lines as $line) {
+                $line = str_pad($line, $lineLength);
+                $text .= "| {$line} |\n";
+            }
+            $text .= "\\ {$lastLine} /";
+        }
+        return $text;
+    }
+}

src/AnimalInterface.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Cowsayphp;
+
+
+interface AnimalInterface
+{
+    public function say($text);
+}

src/Cow.php

@@ -1,166 +1,15 @@
 <?php
-
 namespace Cowsayphp;
 
+/**
+ * Class Cow FOR RETRO-COMPATIBILITY PURPOSES ONLY
+ * @package Cowsayphp
+ */
 class Cow
 {
-    /**
-     * The fantastic cow string
-     */
-    const COW = <<<DOC
-
-{{bubble}}
-        \   ^__^
-         \  (oo)\_______
-            (__)\       )\/\
-                ||----w |
-                ||     ||
-
-DOC;
-
-    const TUX = <<<DOC
-
-{{bubble}}
-   \
-    \
-        .--.
-       |o_o |
-       |:_/ |
-      //   \ \
-     (|     | )
-    /'\_   _/`\
-    \___)=(___/
-
-DOC;
-
-    const DRAGON = <<<DOC
-
-{{bubble}}
-      \                    / \  //\
-       \    |\___/|      /   \//  \\\\
-            /0  0  \__  /    //  | \ \
-           /     /  \/_/    //   |  \  \
-           @_^_@'/   \/_   //    |   \   \
-           //_^_/     \/_ //     |    \    \
-        ( //) |        \///      |     \     \
-      ( / /) _|_ /   )  //       |      \     _\
-    ( // /) '/,_ _ _/  ( ; -.    |    _ _\.-~        .-~~~^-.
-  (( / / )) ,-{        _      `-.|.-~-.           .~         `.
- (( // / ))  '/\      /                 ~-. _ .-~      .-~^-.  \
- (( /// ))      `.   {            }                   /      \  \
-  (( / ))     .----~-.\        \-'                 .~         \  `. \^-.
-             ///.----..>        \             _ -~             `.  ^-`  ^-_
-               ///-._ _ _ _ _ _ _}^ - - - - ~                     ~-- ,.-~
-                                                                  /.-~
-
-DOC;
-
-    const WHALE = <<<DOC
-
-{{bubble}}
-    \
-     \            ##         .
-            ## ## ##        ==
-         ## ## ## ## ##    ===
-     /"""""""""""""""""\___/ ===
-~~~ {~~ ~~~~ ~~~ ~~~~ ~~~ ~ /  ===- ~~~
-     \______ o           __/
-      \    \         __/
-       \____\_______/
-
-DOC;
-
-
-    private $default_character = self::COW;
-
-    /**
-     * Use this method to set up a character
-     * @param $character
-     */
-    public function setCharacter($character)
-    {
-        $this->default_character = $character;
-    }
-
-    /**
-     * Make the cow speak from static context.
-     * @param $text string A string you want the cow says
-     * @return string The cow speaks...
-     */
     public static function say($text)
     {
-        $cow = new self();
-        return $cow->speak($text);
-    }
-
-    /**
-     * Make the cow speak.
-     * @param $text string A string you want the cow says
-     * @return string The cow speaks...
-     */
-    public function speak($text)
-    {
-        $message = $this->getSpeechBubble($text);
-        $cow = str_replace('{{bubble}}', $message, $this->default_character);
-        return $cow;
-    }
-
-    /**
-     * Obtain the message as array wrapping the text
-     * @param $text
-     * @return array
-     */
-    public function getMessageLines($text)
-    {
-        $message = $text;
-        $wrapLength = 40;
-        // wrap the message to max chars
-        $message = wordwrap($message, $wrapLength - 2);
-        // split into array of lines
-        return explode("\n", $message);
-    }
-
-    /**
-     * Find the longest line and get the line length
-     * @param array $lines
-     * @return int
-     */
-    public function getMaxLineLength(array $lines)
-    {
-        $lineLength = 0;
-        // find the longest line
-        foreach ($lines as $line) {
-            $currentLineLength = strlen($line);
-            if ($currentLineLength > $lineLength) {
-                $lineLength = $currentLineLength;
-            }
-        }
-        return $lineLength;
-    }
-
-    /**
-     * Obtain the speech bubble.
-     * @param $text
-     * @return string
-     */
-    public function getSpeechBubble($text)
-    {
-        $lines = $this->getMessageLines($text);
-        $lineLength = $this->getMaxLineLength($lines);
-        $text = '';
-        $numberOfLines = count($lines);
-        $firstLine = str_pad(array_shift($lines), $lineLength);
-        if ($numberOfLines === 1) {
-            $text = "< {$firstLine} >";
-        } else {
-            $lastLine = str_pad(array_pop($lines), $lineLength);
-            $text = "/ {$firstLine} \\\n";
-            foreach ($lines as $line) {
-                $line = str_pad($line, $lineLength);
-                $text .= "| {$line} |\n";
-            }
-            $text .= "\\ {$lastLine} /";
-        }
-        return $text;
+        $cow = Farm::create(\Cowsayphp\Farm\Cow::class);
+        return $cow->say($text);
     }
 }

src/Farm.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace Cowsayphp;
+
+class Farm
+{
+    /**
+     * @param $animal
+     * @return AnimalInterface
+     */
+    public static function create($animal)
+    {
+        $result = null;
+        if(class_exists($animal)) {
+            $result = new $animal;
+        }
+        return $result;
+    }
+}

src/Farm/Cow.php

@@ -0,0 +1,22 @@
+<?php
+namespace Cowsayphp\Farm;
+
+use Cowsayphp\AbstractAnimal;
+
+class Cow extends AbstractAnimal
+{
+    /**
+     * The fantastic cow string
+     */
+    protected $character = <<<DOC
+
+{{bubble}}
+        \   ^__^
+         \  (oo)\_______
+            (__)\       )\/\
+                ||----w |
+                ||     ||
+
+DOC;
+
+}

src/Farm/Dragon.php

@@ -0,0 +1,31 @@
+<?php
+namespace Cowsayphp\Farm;
+
+use Cowsayphp\AbstractAnimal;
+
+class Dragon extends AbstractAnimal
+{
+
+    protected $character = <<<DOC
+
+{{bubble}}
+      \                    / \  //\
+       \    |\___/|      /   \//  \\\\
+            /0  0  \__  /    //  | \ \
+           /     /  \/_/    //   |  \  \
+           @_^_@'/   \/_   //    |   \   \
+           //_^_/     \/_ //     |    \    \
+        ( //) |        \///      |     \     \
+      ( / /) _|_ /   )  //       |      \     _\
+    ( // /) '/,_ _ _/  ( ; -.    |    _ _\.-~        .-~~~^-.
+  (( / / )) ,-{        _      `-.|.-~-.           .~         `.
+ (( // / ))  '/\      /                 ~-. _ .-~      .-~^-.  \
+ (( /// ))      `.   {            }                   /      \  \
+  (( / ))     .----~-.\        \-'                 .~         \  `. \^-.
+             ///.----..>        \             _ -~             `.  ^-`  ^-_
+               ///-._ _ _ _ _ _ _}^ - - - - ~                     ~-- ,.-~
+                                                                  /.-~
+
+DOC;
+
+}

src/Farm/Tux.php

@@ -0,0 +1,22 @@
+<?php
+namespace Cowsayphp\Farm;
+
+use Cowsayphp\AbstractAnimal;
+
+class Tux extends AbstractAnimal
+{
+    protected $character = <<<DOC
+
+{{bubble}}
+   \
+    \
+        .--.
+       |o_o |
+       |:_/ |
+      //   \ \
+     (|     | )
+    /'\_   _/`\
+    \___)=(___/
+
+DOC;
+}