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https://github.com/BookStackApp/BookStack.git
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264 lines
11 KiB
PHP
264 lines
11 KiB
PHP
<?php
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/**
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* DOMPDF configuration options.
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*
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* Changes to these config files are not supported by BookStack and may break upon updates.
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* Configuration should be altered via the `.env` file or environment variables.
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* Do not edit this file unless you're happy to maintain any changes yourself.
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*/
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return [
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'show_warnings' => false, // Throw an Exception on warnings from dompdf
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'orientation' => 'portrait',
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'defines' => [
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/**
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* The location of the DOMPDF font directory.
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*
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* The location of the directory where DOMPDF will store fonts and font metrics
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* Note: This directory must exist and be writable by the webserver process.
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* *Please note the trailing slash.*
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*
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* Notes regarding fonts:
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* Additional .afm font metrics can be added by executing load_font.php from command line.
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*
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* Only the original "Base 14 fonts" are present on all pdf viewers. Additional fonts must
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* be embedded in the pdf file or the PDF may not display correctly. This can significantly
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* increase file size unless font subsetting is enabled. Before embedding a font please
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* review your rights under the font license.
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*
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* Any font specification in the source HTML is translated to the closest font available
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* in the font directory.
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*
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* The pdf standard "Base 14 fonts" are:
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* Courier, Courier-Bold, Courier-BoldOblique, Courier-Oblique,
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* Helvetica, Helvetica-Bold, Helvetica-BoldOblique, Helvetica-Oblique,
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* Times-Roman, Times-Bold, Times-BoldItalic, Times-Italic,
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* Symbol, ZapfDingbats.
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*/
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'DOMPDF_FONT_DIR' => storage_path('fonts/'), // advised by dompdf (https://github.com/dompdf/dompdf/pull/782)
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/**
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* The location of the DOMPDF font cache directory.
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*
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* This directory contains the cached font metrics for the fonts used by DOMPDF.
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* This directory can be the same as DOMPDF_FONT_DIR
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*
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* Note: This directory must exist and be writable by the webserver process.
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*/
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'DOMPDF_FONT_CACHE' => storage_path('fonts/'),
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/**
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* The location of a temporary directory.
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*
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* The directory specified must be writeable by the webserver process.
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* The temporary directory is required to download remote images and when
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* using the PFDLib back end.
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*/
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'DOMPDF_TEMP_DIR' => sys_get_temp_dir(),
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/**
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* ==== IMPORTANT ====.
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*
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* dompdf's "chroot": Prevents dompdf from accessing system files or other
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* files on the webserver. All local files opened by dompdf must be in a
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* subdirectory of this directory. DO NOT set it to '/' since this could
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* allow an attacker to use dompdf to read any files on the server. This
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* should be an absolute path.
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* This is only checked on command line call by dompdf.php, but not by
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* direct class use like:
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* $dompdf = new DOMPDF(); $dompdf->load_html($htmldata); $dompdf->render(); $pdfdata = $dompdf->output();
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*/
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'DOMPDF_CHROOT' => realpath(base_path()),
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/**
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* Whether to use Unicode fonts or not.
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*
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* When set to true the PDF backend must be set to "CPDF" and fonts must be
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* loaded via load_font.php.
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*
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* When enabled, dompdf can support all Unicode glyphs. Any glyphs used in a
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* document must be present in your fonts, however.
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*/
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'DOMPDF_UNICODE_ENABLED' => true,
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/**
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* Whether to enable font subsetting or not.
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*/
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'DOMPDF_ENABLE_FONTSUBSETTING' => false,
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/**
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* The PDF rendering backend to use.
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*
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* Valid settings are 'PDFLib', 'CPDF' (the bundled R&OS PDF class), 'GD' and
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* 'auto'. 'auto' will look for PDFLib and use it if found, or if not it will
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* fall back on CPDF. 'GD' renders PDFs to graphic files. {@link * Canvas_Factory} ultimately determines which rendering class to instantiate
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* based on this setting.
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*
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* Both PDFLib & CPDF rendering backends provide sufficient rendering
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* capabilities for dompdf, however additional features (e.g. object,
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* image and font support, etc.) differ between backends. Please see
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* {@link PDFLib_Adapter} for more information on the PDFLib backend
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* and {@link CPDF_Adapter} and lib/class.pdf.php for more information
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* on CPDF. Also see the documentation for each backend at the links
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* below.
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*
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* The GD rendering backend is a little different than PDFLib and
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* CPDF. Several features of CPDF and PDFLib are not supported or do
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* not make any sense when creating image files. For example,
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* multiple pages are not supported, nor are PDF 'objects'. Have a
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* look at {@link GD_Adapter} for more information. GD support is
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* experimental, so use it at your own risk.
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*
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* @link http://www.pdflib.com
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* @link http://www.ros.co.nz/pdf
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* @link http://www.php.net/image
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*/
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'DOMPDF_PDF_BACKEND' => 'CPDF',
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/**
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* PDFlib license key.
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*
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* If you are using a licensed, commercial version of PDFlib, specify
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* your license key here. If you are using PDFlib-Lite or are evaluating
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* the commercial version of PDFlib, comment out this setting.
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*
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* @link http://www.pdflib.com
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*
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* If pdflib present in web server and auto or selected explicitely above,
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* a real license code must exist!
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*/
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//"DOMPDF_PDFLIB_LICENSE" => "your license key here",
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/**
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* html target media view which should be rendered into pdf.
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* List of types and parsing rules for future extensions:
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* http://www.w3.org/TR/REC-html40/types.html
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* screen, tty, tv, projection, handheld, print, braille, aural, all
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* Note: aural is deprecated in CSS 2.1 because it is replaced by speech in CSS 3.
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* Note, even though the generated pdf file is intended for print output,
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* the desired content might be different (e.g. screen or projection view of html file).
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* Therefore allow specification of content here.
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*/
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'DOMPDF_DEFAULT_MEDIA_TYPE' => 'print',
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/**
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* The default paper size.
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*
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* North America standard is "letter"; other countries generally "a4"
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*
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* @see CPDF_Adapter::PAPER_SIZES for valid sizes ('letter', 'legal', 'A4', etc.)
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*/
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'DOMPDF_DEFAULT_PAPER_SIZE' => 'a4',
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/**
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* The default font family.
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*
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* Used if no suitable fonts can be found. This must exist in the font folder.
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*
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* @var string
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*/
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'DOMPDF_DEFAULT_FONT' => 'dejavu sans',
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/**
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* Image DPI setting.
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*
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* This setting determines the default DPI setting for images and fonts. The
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* DPI may be overridden for inline images by explictly setting the
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* image's width & height style attributes (i.e. if the image's native
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* width is 600 pixels and you specify the image's width as 72 points,
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* the image will have a DPI of 600 in the rendered PDF. The DPI of
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* background images can not be overridden and is controlled entirely
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* via this parameter.
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*
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* For the purposes of DOMPDF, pixels per inch (PPI) = dots per inch (DPI).
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* If a size in html is given as px (or without unit as image size),
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* this tells the corresponding size in pt.
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* This adjusts the relative sizes to be similar to the rendering of the
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* html page in a reference browser.
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*
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* In pdf, always 1 pt = 1/72 inch
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*
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* Rendering resolution of various browsers in px per inch:
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* Windows Firefox and Internet Explorer:
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* SystemControl->Display properties->FontResolution: Default:96, largefonts:120, custom:?
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* Linux Firefox:
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* about:config *resolution: Default:96
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* (xorg screen dimension in mm and Desktop font dpi settings are ignored)
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*
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* Take care about extra font/image zoom factor of browser.
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*
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* In images, <img> size in pixel attribute, img css style, are overriding
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* the real image dimension in px for rendering.
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*
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* @var int
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*/
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'DOMPDF_DPI' => 96,
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/**
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* Enable inline PHP.
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*
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* If this setting is set to true then DOMPDF will automatically evaluate
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* inline PHP contained within <script type="text/php"> ... </script> tags.
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*
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* Enabling this for documents you do not trust (e.g. arbitrary remote html
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* pages) is a security risk. Set this option to false if you wish to process
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* untrusted documents.
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*
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* @var bool
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*/
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'DOMPDF_ENABLE_PHP' => false,
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/**
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* Enable inline Javascript.
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*
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* If this setting is set to true then DOMPDF will automatically insert
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* JavaScript code contained within <script type="text/javascript"> ... </script> tags.
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*
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* @var bool
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*/
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'DOMPDF_ENABLE_JAVASCRIPT' => false,
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/**
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* Enable remote file access.
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*
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* If this setting is set to true, DOMPDF will access remote sites for
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* images and CSS files as required.
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* This is required for part of test case www/test/image_variants.html through www/examples.php
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*
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* Attention!
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* This can be a security risk, in particular in combination with DOMPDF_ENABLE_PHP and
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* allowing remote access to dompdf.php or on allowing remote html code to be passed to
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* $dompdf = new DOMPDF(, $dompdf->load_html(...,
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* This allows anonymous users to download legally doubtful internet content which on
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* tracing back appears to being downloaded by your server, or allows malicious php code
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* in remote html pages to be executed by your server with your account privileges.
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*
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* @var bool
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*/
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'DOMPDF_ENABLE_REMOTE' => true,
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/**
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* A ratio applied to the fonts height to be more like browsers' line height.
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*/
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'DOMPDF_FONT_HEIGHT_RATIO' => 1.1,
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/**
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* Enable CSS float.
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*
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* Allows people to disabled CSS float support
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*
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* @var bool
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*/
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'DOMPDF_ENABLE_CSS_FLOAT' => true,
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/**
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* Use the more-than-experimental HTML5 Lib parser.
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*/
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'DOMPDF_ENABLE_HTML5PARSER' => true,
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],
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];
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