From f8aebad9eee912c565158c2df5f3af56ebe5cadf Mon Sep 17 00:00:00 2001
From: Julien Neuhart <neuhart.julien@gmail.com>
Date: Fri, 23 Feb 2024 22:02:15 +0100
Subject: [PATCH] feat(chromium): add singlePage form field support

---
 README.md                         | 13 +++++++++++++
 src/Modules/ChromiumPdf.php       | 10 ++++++++++
 tests/Modules/ChromiumPdfTest.php | 20 ++++++++++++++++++++
 3 files changed, 43 insertions(+)

diff --git a/README.md b/README.md
index 101cc9b..5b2d8ea 100644
--- a/README.md
+++ b/README.md
@@ -344,6 +344,19 @@ $request = Gotenberg::chromium($apiUrl)
     );
 ```
 
+### Single page
+
+You may print the entire content in one single page with:
+
+```php
+use Gotenberg\Gotenberg;
+
+$request = Gotenberg::chromium($apiUrl)
+    ->pdf()
+    ->singlePage()
+    ->url('https://my.url');
+```
+
 #### Paper size
 
 You may override the default paper size with:
diff --git a/src/Modules/ChromiumPdf.php b/src/Modules/ChromiumPdf.php
index 8b75c72..a0c2fb4 100644
--- a/src/Modules/ChromiumPdf.php
+++ b/src/Modules/ChromiumPdf.php
@@ -12,6 +12,16 @@ class ChromiumPdf
 {
     use ChromiumMultipartFormDataModule;
 
+    /**
+     * Defines whether to print the entire content in one single page.
+     */
+    public function singlePage(): self
+    {
+        $this->formValue('singlePage', true);
+
+        return $this;
+    }
+
     /**
      * Overrides the default paper size, in inches.
      *
diff --git a/tests/Modules/ChromiumPdfTest.php b/tests/Modules/ChromiumPdfTest.php
index c6cf7d4..5430307 100644
--- a/tests/Modules/ChromiumPdfTest.php
+++ b/tests/Modules/ChromiumPdfTest.php
@@ -16,6 +16,7 @@
      */
     function (
         string $url,
+        bool $singlePage = false,
         float|null $paperWidth = null,
         float $paperHeight = 0,
         float|null $marginTop = null,
@@ -44,6 +45,7 @@ function (
         $chromium = Gotenberg::chromium('')->pdf();
         $chromium = hydrateChromiumPdfFormData(
             $chromium,
+            $singlePage,
             $paperWidth,
             $paperHeight,
             $marginTop,
@@ -78,6 +80,7 @@ function (
 
         expectChromiumPdfOptions(
             $body,
+            $singlePage,
             $paperWidth,
             $paperHeight,
             $marginTop,
@@ -109,6 +112,7 @@ function (
     ['https://my.url'],
     [
         'https://my.url',
+        true,
         8.27,
         11.7,
         2,
@@ -150,6 +154,7 @@ function (
      */
     function (
         Stream $index,
+        bool $singlePage = false,
         float|null $paperWidth = null,
         float $paperHeight = 0,
         float|null $marginTop = null,
@@ -178,6 +183,7 @@ function (
         $chromium = Gotenberg::chromium('')->pdf();
         $chromium = hydrateChromiumPdfFormData(
             $chromium,
+            $singlePage,
             $paperWidth,
             $paperHeight,
             $marginTop,
@@ -214,6 +220,7 @@ function (
 
         expectChromiumPdfOptions(
             $body,
+            $singlePage,
             $paperWidth,
             $paperHeight,
             $marginTop,
@@ -244,6 +251,7 @@ function (
     [Stream::string('my.html', 'HTML content')],
     [
         Stream::string('my.html', 'HTML content'),
+        true,
         8.27,
         11.7,
         2,
@@ -287,6 +295,7 @@ function (
     function (
         Stream $index,
         array $markdowns,
+        bool $singlePage = false,
         float|null $paperWidth = null,
         float $paperHeight = 0,
         float|null $marginTop = null,
@@ -315,6 +324,7 @@ function (
         $chromium = Gotenberg::chromium('')->pdf();
         $chromium = hydrateChromiumPdfFormData(
             $chromium,
+            $singlePage,
             $paperWidth,
             $paperHeight,
             $marginTop,
@@ -356,6 +366,7 @@ function (
 
         expectChromiumPdfOptions(
             $body,
+            $singlePage,
             $paperWidth,
             $paperHeight,
             $marginTop,
@@ -395,6 +406,7 @@ function (
             Stream::string('my.md', 'Markdown content'),
             Stream::string('my_second.md', 'Second Markdown content'),
         ],
+        true,
         8.27,
         11.7,
         2,
@@ -434,6 +446,7 @@ function (
  */
 function hydrateChromiumPdfFormData(
     ChromiumPdf $chromium,
+    bool $singlePage = false,
     float|null $paperWidth = null,
     float $paperHeight = 0,
     float|null $marginTop = null,
@@ -459,6 +472,10 @@ function hydrateChromiumPdfFormData(
     bool $pdfua = false,
     array $assets = [],
 ): ChromiumPdf {
+    if ($singlePage) {
+        $chromium->singlePage();
+    }
+
     if ($paperWidth !== null) {
         $chromium->paperSize($paperWidth, $paperHeight);
     }
@@ -553,6 +570,7 @@ function hydrateChromiumPdfFormData(
  */
 function expectChromiumPdfOptions(
     string $body,
+    bool $singlePage,
     float|null $paperWidth,
     float $paperHeight,
     float|null $marginTop,
@@ -578,6 +596,8 @@ function expectChromiumPdfOptions(
     bool $pdfua,
     array $assets,
 ): void {
+    expect($body)->unless($singlePage === false, fn ($body) => $body->toContainFormValue('singlePage', '1'));
+
     if ($paperWidth !== null) {
         expect($body)
             ->toContainFormValue('paperWidth', $paperWidth . '')