(Grav GitSync) Automatic Commit from GitSync

plugins/automagic-images/adapters/gd.php

@@ -0,0 +1,113 @@
+<?php
+namespace Grav\Plugin;
+
+require_once 'interface.php';
+
+/**
+ * Class GDAdapter
+ * @package Grav\Plugin
+ */
+class GDAdapter implements ResizeAdapterInterface
+{
+    private $image;
+
+    private $target;
+
+    private $format;
+
+    private $quality;
+
+    private $original_width;
+
+    private $original_height;
+
+    /**
+     * Initiates a new GDAdapter instance
+     * @param  string $source - Source image path
+     */
+    public function __construct($source)
+    {
+        $size = getimagesize($source);
+        $pathinfo = pathinfo($source);
+        $extension = strtolower($pathinfo['extension']);
+
+        $this->original_width = $size[0];
+        $this->original_height = $size[1];
+
+        if (preg_match('/jpe?g/', $extension)) {
+            $this->image = imagecreatefromjpeg($source);
+            $this->format = 'JPEG';
+        } else if ($extension == 'png') {
+            $this->image = imagecreatefrompng($source);
+            $this->format = 'PNG';
+        }
+
+        return $this;
+    }
+
+    /**
+     * Gets the image format
+     * @return string - Either 'JPEG' or 'PNG'
+     */
+    public function getFormat()
+    {
+        return $this->format;
+    }
+
+    /**
+     * Resizes the image to the specified dimensions
+     * @param  float $width
+     * @param  float $height
+     * @return GDAdapter - Returns $this
+     */
+    public function resize($width, $height)
+    {
+        $this->target = imagecreatetruecolor($width, $height);
+        $format = $this->getFormat();
+
+        if ($format == 'PNG') {
+            $transparent = imagecolorallocatealpha($this->target, 255, 255, 255, 127);
+
+            imagealphablending($this->target, false);
+            imagesavealpha($this->target, true);
+            imagefilledrectangle($this->target, 0, 0, $width, $height, $transparent);
+        }
+
+        imagecopyresampled($this->target, $this->image, 0, 0, 0, 0, $width, $height, $this->original_width, $this->original_height);
+
+        return $this;
+    }
+
+    /**
+     * Sets JPEG quality of target image
+     * @param  int $quality
+     * @return GDAdapter - Returns $this
+     */
+    public function setQuality($quality)
+    {
+        $this->quality = $quality;
+
+        return $this;
+    }
+
+    /**
+     * Generates image and saves it to disk
+     * @param  string $filename - Target filename for image
+     * @return bool             - Returns true if successful, false otherwise
+     */
+    public function save($filename)
+    {
+        $format = $this->getFormat();
+
+        if ($format == 'JPEG') {
+            $result = imagejpeg($this->target, $filename, $this->quality);
+        } else if ($format == 'PNG') {
+            $result = imagepng($this->target, $filename, 9);
+        }
+
+        imagedestroy($this->image);
+        imagedestroy($this->target);
+
+        return $result;
+    }
+}

plugins/automagic-images/adapters/imagick.php

@@ -0,0 +1,82 @@
+<?php
+namespace Grav\Plugin;
+
+require_once 'interface.php';
+
+/**
+ * Class ImagickAdapter
+ * @package Grav\Plugin
+ */
+class ImagickAdapter implements ResizeAdapterInterface
+{
+    private $image;
+
+    private $format;
+
+    /**
+     * Initiates a new ImagickAdapter instance
+     * @param  string $source - Source image path
+     */
+    public function __construct($source)
+    {
+        $this->image = new \Imagick($source);
+        $this->format = strtolower($this->image->getImageFormat());
+
+        return $this;
+    }
+
+    /**
+     * Gets the image format
+     * @return string - Either 'JPEG' or 'PNG'
+     */
+    public function getFormat()
+    {
+        return $this->format;
+    }
+
+    /**
+     * Resizes the image to the specified dimensions
+     * @param  float $width
+     * @param  float $height
+     * @return ImagickAdapter - Returns $this
+     */
+    public function resize($width, $height)
+    {
+        $this->image->resizeImage($width, $height, \Imagick::FILTER_LANCZOS, 1);
+
+        return $this;
+    }
+
+    /**
+     * Sets JPEG quality of target image
+     * @param  int $quality
+     * @return ImagickAdapter - Returns $this
+     */
+    public function setQuality($quality)
+    {
+        $this->image->setImageCompressionQuality($quality);
+
+        return $this;
+    }
+
+    /**
+     * Generates image and saves it to disk
+     * @param  string $filename - Target filename for image
+     * @return bool             - Returns true if successful, false otherwise
+     */
+    public function save($filename)
+    {
+        $format = $this->getFormat();
+
+        if ($format == 'jpeg') {
+            $this->image->setImageCompression(\Imagick::COMPRESSION_JPEG);
+        } else if ($format == 'png') {
+            $this->image->setImageCompression(\Imagick::COMPRESSION_ZIP);
+        }
+
+        $result = $this->image->writeImage($filename);
+        $this->image->clear();
+
+        return (bool) $result;
+    }
+}

plugins/automagic-images/adapters/interface.php

@@ -0,0 +1,15 @@
+<?php
+namespace Grav\Plugin;
+
+interface ResizeAdapterInterface
+{
+    public function __construct($source);
+
+    public function resize($width, $height);
+
+    public function getFormat();
+
+    public function setQuality($quality);
+
+    public function save($filename);
+}