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htmlToImage-Pdf

基于wkhtmltoimage 使用的Qt WebKit渲染引擎将HTML呈现为PDF和图像格式

安装wkhtmltopdf

官网地址:https://wkhtmltopdf.org
简书文档地址:http://www.jianshu.com/p/4d65857ffe5e
1.夸平台Liunx,Windows,Mac
2.有64位,32位安装文件pdf和image
3.下载安装 :https://wkhtmltopdf.org/downloads.html
4.设置环境变量(全局)

Laravel使用方式

文档:https://github.com/barryvdh/laravel-snappy

1.下载laravel-snappy组件 
	composer require barryvdh/laravel-snappy
	
2.在 config/app.php添加以下内容

	providers数组中添加 
		Barryvdh\Snappy\ServiceProvider::class,
		
	aliases数组中添加
		'PDF' => Barryvdh\Snappy\Facades\SnappyPdf::class,
		'SnappyImage' => Barryvdh\Snappy\Facades\SnappyImage::class,

3.生成对应文件映射

	php artisan vendor:publish --provider="Barryvdh\Snappy\ServiceProvider"
		
		
4.配置snappy文件

	修改binary数值(双引号中修改成wkhtmltopdf安装的绝对路径)
		PDF
			windows:'binary'  => '"C:\Program Files\wkhtmltopdf\bin\wkhtmltopdf.exe"',  
			linux  :'binary'  => '/usr/local/bin/wkhtmltopdf-amd64',   
			composer安装:'binary' => base_path('vendor/h4cc/wkhtmltopdf-amd64/bin/wkhtmltopdf-amd64'),
		IMAGE
			windows:'binary'  => '"C:\Program Files\wkhtmltopdf\bin\wkhtmltoimage.exe"',  
			linux  :'binary'  => '/usr/local/bin/wkhtmltoimage-amd64',   
			composer安装:'binary' => base_path('vendor/h4cc/wkhtmltopdf-amd64/bin/wkhtmltoimage-amd64'),

5.使用

	1).直接显示在页面中

		$pdf = App::make('snappy.pdf.wrapper'); //转PDF snappy.pdf.wrapper   转image snappy.image.wrapper
		$content = 'HTML代码';  页面中有中文一定要指定字符集{<meta http-equiv="content-type" content="text/html;charset=utf-8">}
		$pdf->loadHTML($content);
		return $pdf->inline();
		
	2).保存成文件

		$snappy = App::make('snappy.pdf');//转PDF snappy.pdf   转Image snappy.image
		$html = 'HTML代码';
		$snappy->generateFromHtml($html, '/tmp/123.pdf');
		$snappy->generate('http://www.baidu.com', '/tmp/213.pdf');
		
	3).下载
		
		return PDF::loadView('pdf.invoice', $data)->download('invoice.pdf');

php组件
	文档地址:https://packagist.org/packages/mikehaertl/phpwkhtmltopdf

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