1 files changed, 79 insertions, 0 deletions
diff --git a/vendor/iio/libmergepdf/src/Merger.php b/vendor/iio/libmergepdf/src/Merger.php
new file mode 100644
index 0000000..57725c9
--- /dev/null
+++ b/vendor/iio/libmergepdf/src/Merger.php
@@ -0,0 +1,79 @@
+<?php
+
+declare(strict_types = 1);
+
+namespace iio\libmergepdf;
+
+use iio\libmergepdf\Driver\DriverInterface;
+use iio\libmergepdf\Driver\DefaultDriver;
+use iio\libmergepdf\Source\SourceInterface;
+use iio\libmergepdf\Source\FileSource;
+use iio\libmergepdf\Source\RawSource;
+
+/**
+ * Merge existing pdfs into one
+ *
+ * Note that your PDFs are merged in the order that you add them
+ */
+final class Merger
+{
+    /**
+     * @var SourceInterface[] List of pdf sources to merge
+     */
+    private $sources = [];
+
+    /**
+     * @var DriverInterface
+     */
+    private $driver;
+
+    public function __construct(DriverInterface $driver = null)
+    {
+        $this->driver = $driver ?: new DefaultDriver;
+    }
+
+    /**
+     * Add raw PDF from string
+     */
+    public function addRaw(string $content, PagesInterface $pages = null): void
+    {
+        $this->sources[] = new RawSource($content, $pages);
+    }
+
+    /**
+     * Add PDF from file
+     */
+    public function addFile(string $filename, PagesInterface $pages = null): void
+    {
+        $this->sources[] = new FileSource($filename, $pages);
+    }
+
+    /**
+     * Add files using iterator
+     *
+     * @param iterable<string> $iterator Set of filenames to add
+     * @param PagesInterface $pages Optional pages constraint used for every added pdf
+     */
+    public function addIterator(iterable $iterator, PagesInterface $pages = null): void
+    {
+        foreach ($iterator as $filename) {
+            $this->addFile($filename, $pages);
+        }
+    }
+
+    /**
+     * Merges loaded PDFs
+     */
+    public function merge(): string
+    {
+        return $this->driver->merge(...$this->sources);
+    }
+
+    /**
+     * Reset internal state
+     */
+    public function reset(): void
+    {
+        $this->sources = [];
+    }
+}