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vendor/intervention/image/src/Intervention/Image/Commands/ExifCommand.php

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+<?php
+
+namespace Intervention\Image\Commands;
+
+use Intervention\Image\Exception\NotReadableException;
+use Intervention\Image\Exception\NotSupportedException;
+
+class ExifCommand extends AbstractCommand
+{
+    /**
+     * Read Exif data from the given image
+     *
+     * Note: Windows PHP Users - in order to use this method you will need to
+     * enable the mbstring and exif extensions within the php.ini file.
+     *
+     * @param  \Intervention\Image\Image $image
+     * @return boolean
+     */
+    public function execute($image)
+    {
+        if (!function_exists('exif_read_data')) {
+            throw new NotSupportedException(
+                "Reading Exif data is not supported by this PHP installation."
+            );
+        }
+
+        $key = $this->argument(0)->value();
+
+        // try to read exif data from image file
+        try {
+            $data = @exif_read_data($image->dirname . '/' . $image->basename);
+
+            if (!is_null($key) && is_array($data)) {
+                $data = array_key_exists($key, $data) ? $data[$key] : false;
+            }
+
+        } catch (\Exception $e) {
+            throw new NotReadableException(
+                sprintf(
+                    "Cannot read the Exif data from the filename (%s) provided ",
+                    $image->dirname . '/' . $image->basename
+                ),
+                $e->getCode(),
+                $e
+            );
+        }
+
+        $this->setOutput($data);
+        return true;
+    }
+}