mirror of
https://github.com/Icinga/icingaweb2.git
synced 2025-11-04 05:05:01 +01:00
1086 lines
28 KiB
PHP
1086 lines
28 KiB
PHP
<?php
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/**
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* @package dompdf
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* @link http://dompdf.github.com/
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* @author Benj Carson <benjcarson@digitaljunkies.ca>
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* @author Helmut Tischer <htischer@weihenstephan.org>
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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*/
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/**
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* PDF rendering interface
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*
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* PDFLib_Adapter provides a simple, stateless interface to the one
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* provided by PDFLib.
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*
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* Unless otherwise mentioned, all dimensions are in points (1/72 in).
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* The coordinate origin is in the top left corner and y values
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* increase downwards.
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*
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* See {@link http://www.pdflib.com/} for more complete documentation
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* on the underlying PDFlib functions.
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*
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* @package dompdf
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*/
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class PDFLib_Adapter implements Canvas {
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/**
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* Dimensions of paper sizes in points
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*
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* @var array;
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*/
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static public $PAPER_SIZES = array(); // Set to CPDF_Adapter::$PAPER_SIZES below.
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/**
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* Whether to create PDFs in memory or on disk
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*
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* @var bool
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*/
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static $IN_MEMORY = true;
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/**
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* @var DOMPDF
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*/
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private $_dompdf;
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/**
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* Instance of PDFLib class
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*
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* @var PDFlib
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*/
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private $_pdf;
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/**
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* Name of temporary file used for PDFs created on disk
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*
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* @var string
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*/
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private $_file;
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/**
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* PDF width, in points
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*
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* @var float
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*/
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private $_width;
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/**
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* PDF height, in points
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*
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* @var float
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*/
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private $_height;
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/**
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* Last fill color used
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*
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* @var array
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*/
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private $_last_fill_color;
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/**
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* Last stroke color used
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*
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* @var array
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*/
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private $_last_stroke_color;
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/**
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* Cache of image handles
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*
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* @var array
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*/
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private $_imgs;
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/**
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* Cache of font handles
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*
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* @var array
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*/
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private $_fonts;
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/**
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* List of objects (templates) to add to multiple pages
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*
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* @var array
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*/
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private $_objs;
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/**
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* Current page number
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*
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* @var int
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*/
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private $_page_number;
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/**
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* Total number of pages
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*
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* @var int
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*/
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private $_page_count;
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/**
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* Text to display on every page
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*
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* @var array
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*/
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private $_page_text;
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/**
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* Array of pages for accesing after rendering is initially complete
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*
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* @var array
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*/
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private $_pages;
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/**
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* Class constructor
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*
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* @param mixed $paper The size of paper to use either a string (see {@link CPDF_Adapter::$PAPER_SIZES}) or
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* an array(xmin,ymin,xmax,ymax)
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* @param string $orientation The orientation of the document (either 'landscape' or 'portrait')
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* @param DOMPDF $dompdf
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*/
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function __construct($paper = "letter", $orientation = "portrait", DOMPDF $dompdf) {
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if ( is_array($paper) ) {
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$size = $paper;
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}
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else if ( isset(self::$PAPER_SIZES[mb_strtolower($paper)]) ) {
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$size = self::$PAPER_SIZES[mb_strtolower($paper)];
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}
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else {
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$size = self::$PAPER_SIZES["letter"];
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}
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if ( mb_strtolower($orientation) === "landscape" ) {
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list($size[2], $size[3]) = array($size[3], $size[2]);
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}
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$this->_width = $size[2] - $size[0];
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$this->_height= $size[3] - $size[1];
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$this->_dompdf = $dompdf;
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$this->_pdf = new PDFLib();
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if ( defined("DOMPDF_PDFLIB_LICENSE") )
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$this->_pdf->set_parameter( "license", DOMPDF_PDFLIB_LICENSE);
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$this->_pdf->set_parameter("textformat", "utf8");
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$this->_pdf->set_parameter("fontwarning", "false");
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$this->_pdf->set_info("Creator", "DOMPDF");
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// Silence pedantic warnings about missing TZ settings
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$tz = @date_default_timezone_get();
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date_default_timezone_set("UTC");
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$this->_pdf->set_info("Date", date("Y-m-d"));
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date_default_timezone_set($tz);
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if ( self::$IN_MEMORY )
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$this->_pdf->begin_document("","");
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else {
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$tmp_dir = $this->_dompdf->get_options("temp_dir");
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$tmp_name = tempnam($tmp_dir, "libdompdf_pdf_");
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@unlink($tmp_name);
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$this->_file = "$tmp_name.pdf";
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$this->_pdf->begin_document($this->_file,"");
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}
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$this->_pdf->begin_page_ext($this->_width, $this->_height, "");
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$this->_page_number = $this->_page_count = 1;
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$this->_page_text = array();
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$this->_imgs = array();
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$this->_fonts = array();
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$this->_objs = array();
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// Set up font paths
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$families = Font_Metrics::get_font_families();
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foreach ($families as $files) {
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foreach ($files as $file) {
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$face = basename($file);
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$afm = null;
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// Prefer ttfs to afms
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if ( file_exists("$file.ttf") ) {
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$outline = "$file.ttf";
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} else if ( file_exists("$file.TTF") ) {
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$outline = "$file.TTF";
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} else if ( file_exists("$file.pfb") ) {
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$outline = "$file.pfb";
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if ( file_exists("$file.afm") ) {
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$afm = "$file.afm";
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}
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} else if ( file_exists("$file.PFB") ) {
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$outline = "$file.PFB";
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if ( file_exists("$file.AFM") ) {
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$afm = "$file.AFM";
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}
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} else {
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continue;
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}
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$this->_pdf->set_parameter("FontOutline", "\{$face\}=\{$outline\}");
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if ( !is_null($afm) ) {
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$this->_pdf->set_parameter("FontAFM", "\{$face\}=\{$afm\}");
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}
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}
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}
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}
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function get_dompdf(){
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return $this->_dompdf;
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}
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/**
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* Close the pdf
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*/
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protected function _close() {
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$this->_place_objects();
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// Close all pages
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$this->_pdf->suspend_page("");
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for ($p = 1; $p <= $this->_page_count; $p++) {
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$this->_pdf->resume_page("pagenumber=$p");
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$this->_pdf->end_page_ext("");
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}
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$this->_pdf->end_document("");
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}
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/**
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* Returns the PDFLib instance
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*
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* @return PDFLib
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*/
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function get_pdflib() {
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return $this->_pdf;
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}
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/**
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* Add meta information to the PDF
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*
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* @param string $label label of the value (Creator, Producter, etc.)
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* @param string $value the text to set
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*/
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function add_info($label, $value) {
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$this->_pdf->set_info($label, $value);
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}
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/**
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* Opens a new 'object' (template in PDFLib-speak)
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*
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* While an object is open, all drawing actions are recorded to the
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* object instead of being drawn on the current page. Objects can
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* be added later to a specific page or to several pages.
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*
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* The return value is an integer ID for the new object.
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*
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* @see PDFLib_Adapter::close_object()
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* @see PDFLib_Adapter::add_object()
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*
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* @return int
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*/
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function open_object() {
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$this->_pdf->suspend_page("");
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$ret = $this->_pdf->begin_template($this->_width, $this->_height);
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$this->_pdf->save();
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$this->_objs[$ret] = array("start_page" => $this->_page_number);
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return $ret;
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}
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/**
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* Reopen an existing object (NOT IMPLEMENTED)
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* PDFLib does not seem to support reopening templates.
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*
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* @param int $object the ID of a previously opened object
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*
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* @throws DOMPDF_Exception
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* @return void
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*/
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function reopen_object($object) {
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throw new DOMPDF_Exception("PDFLib does not support reopening objects.");
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}
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/**
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* Close the current template
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*
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* @see PDFLib_Adapter::open_object()
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*/
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function close_object() {
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$this->_pdf->restore();
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$this->_pdf->end_template();
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$this->_pdf->resume_page("pagenumber=".$this->_page_number);
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}
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/**
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* Adds the specified object to the document
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*
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* $where can be one of:
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* - 'add' add to current page only
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* - 'all' add to every page from the current one onwards
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* - 'odd' add to all odd numbered pages from now on
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* - 'even' add to all even numbered pages from now on
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* - 'next' add the object to the next page only
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* - 'nextodd' add to all odd numbered pages from the next one
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* - 'nexteven' add to all even numbered pages from the next one
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*
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* @param int $object the object handle returned by open_object()
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* @param string $where
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*/
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function add_object($object, $where = 'all') {
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if ( mb_strpos($where, "next") !== false ) {
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$this->_objs[$object]["start_page"]++;
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$where = str_replace("next", "", $where);
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if ( $where == "" )
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$where = "add";
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}
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$this->_objs[$object]["where"] = $where;
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}
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/**
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* Stops the specified template from appearing in the document.
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*
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* The object will stop being displayed on the page following the
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* current one.
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*
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* @param int $object
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*/
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function stop_object($object) {
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if ( !isset($this->_objs[$object]) )
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return;
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$start = $this->_objs[$object]["start_page"];
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$where = $this->_objs[$object]["where"];
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// Place the object on this page if required
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if ( $this->_page_number >= $start &&
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(($this->_page_number % 2 == 0 && $where === "even") ||
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($this->_page_number % 2 == 1 && $where === "odd") ||
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($where === "all")) ) {
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$this->_pdf->fit_image($object, 0, 0, "");
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}
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$this->_objs[$object] = null;
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unset($this->_objs[$object]);
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}
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/**
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* Add all active objects to the current page
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*/
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protected function _place_objects() {
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foreach ( $this->_objs as $obj => $props ) {
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$start = $props["start_page"];
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$where = $props["where"];
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// Place the object on this page if required
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if ( $this->_page_number >= $start &&
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(($this->_page_number % 2 == 0 && $where === "even") ||
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($this->_page_number % 2 == 1 && $where === "odd") ||
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($where === "all")) ) {
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$this->_pdf->fit_image($obj,0,0,"");
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}
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}
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}
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function get_width() { return $this->_width; }
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function get_height() { return $this->_height; }
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function get_page_number() { return $this->_page_number; }
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function get_page_count() { return $this->_page_count; }
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function set_page_number($num) { $this->_page_number = (int)$num; }
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function set_page_count($count) { $this->_page_count = (int)$count; }
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/**
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* Sets the line style
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*
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* @param float $width
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* @param $cap
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* @param string $join
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* @param array $dash
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*
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* @return void
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*/
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protected function _set_line_style($width, $cap, $join, $dash) {
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if ( count($dash) == 1 )
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$dash[] = $dash[0];
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if ( count($dash) > 1 )
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$this->_pdf->setdashpattern("dasharray={" . implode(" ", $dash) . "}");
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else
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$this->_pdf->setdash(0,0);
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switch ( $join ) {
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case "miter":
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$this->_pdf->setlinejoin(0);
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break;
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case "round":
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$this->_pdf->setlinejoin(1);
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break;
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case "bevel":
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$this->_pdf->setlinejoin(2);
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break;
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default:
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break;
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}
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switch ( $cap ) {
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case "butt":
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$this->_pdf->setlinecap(0);
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break;
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case "round":
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$this->_pdf->setlinecap(1);
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break;
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case "square":
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$this->_pdf->setlinecap(2);
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break;
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default:
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break;
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}
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$this->_pdf->setlinewidth($width);
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}
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/**
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* Sets the line color
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*
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* @param array $color array(r,g,b)
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*/
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protected function _set_stroke_color($color) {
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if($this->_last_stroke_color == $color)
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return;
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$this->_last_stroke_color = $color;
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if (isset($color[3])) {
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$type = "cmyk";
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list($c1, $c2, $c3, $c4) = array($color[0], $color[1], $color[2], $color[3]);
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}
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elseif (isset($color[2])) {
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$type = "rgb";
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list($c1, $c2, $c3, $c4) = array($color[0], $color[1], $color[2], null);
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}
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else {
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$type = "gray";
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list($c1, $c2, $c3, $c4) = array($color[0], $color[1], null, null);
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}
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$this->_pdf->setcolor("stroke", $type, $c1, $c2, $c3, $c4);
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}
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/**
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* Sets the fill color
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*
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* @param array $color array(r,g,b)
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*/
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protected function _set_fill_color($color) {
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if($this->_last_fill_color == $color)
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return;
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$this->_last_fill_color = $color;
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if (isset($color[3])) {
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$type = "cmyk";
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list($c1, $c2, $c3, $c4) = array($color[0], $color[1], $color[2], $color[3]);
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}
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elseif (isset($color[2])) {
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$type = "rgb";
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list($c1, $c2, $c3, $c4) = array($color[0], $color[1], $color[2], null);
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}
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else {
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$type = "gray";
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list($c1, $c2, $c3, $c4) = array($color[0], $color[1], null, null);
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}
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$this->_pdf->setcolor("fill", $type, $c1, $c2, $c3, $c4);
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}
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/**
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* Sets the opacity
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*
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* @param $opacity
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* @param $mode
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*/
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function set_opacity($opacity, $mode = "Normal") {
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if ( $mode === "Normal" ) {
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$gstate = $this->_pdf->create_gstate("opacityfill=$opacity opacitystroke=$opacity");
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$this->_pdf->set_gstate($gstate);
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}
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}
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function set_default_view($view, $options = array()) {
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// TODO
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// http://www.pdflib.com/fileadmin/pdflib/pdf/manuals/PDFlib-8.0.2-API-reference.pdf
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/**
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* fitheight Fit the page height to the window, with the x coordinate left at the left edge of the window.
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* fitrect Fit the rectangle specified by left, bottom, right, and top to the window.
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* fitvisible Fit the visible contents of the page (the ArtBox) to the window.
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* fitvisibleheight Fit the visible contents of the page to the window with the x coordinate left at the left edge of the window.
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* fitvisiblewidth Fit the visible contents of the page to the window with the y coordinate top at the top edge of the window.
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* fitwidth Fit the page width to the window, with the y coordinate top at the top edge of the window.
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* fitwindow Fit the complete page to the window.
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* fixed
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*/
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//$this->_pdf->set_parameter("openaction", $view);
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}
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|
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/**
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* Loads a specific font and stores the corresponding descriptor.
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*
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* @param string $font
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* @param string $encoding
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* @param string $options
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*
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* @return int the font descriptor for the font
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*/
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protected function _load_font($font, $encoding = null, $options = "") {
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|
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// Check if the font is a native PDF font
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// Embed non-native fonts
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$test = strtolower(basename($font));
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|
if ( in_array($test, DOMPDF::$native_fonts) ) {
|
|
$font = basename($font);
|
|
|
|
} else {
|
|
// Embed non-native fonts
|
|
$options .= " embedding=true";
|
|
}
|
|
|
|
if ( is_null($encoding) ) {
|
|
|
|
// Unicode encoding is only available for the commerical
|
|
// version of PDFlib and not PDFlib-Lite
|
|
if ( defined("DOMPDF_PDFLIB_LICENSE") )
|
|
$encoding = "unicode";
|
|
else
|
|
$encoding = "auto";
|
|
|
|
}
|
|
|
|
$key = "$font:$encoding:$options";
|
|
|
|
if ( isset($this->_fonts[$key]) )
|
|
return $this->_fonts[$key];
|
|
|
|
else {
|
|
|
|
$this->_fonts[$key] = $this->_pdf->load_font($font, $encoding, $options);
|
|
return $this->_fonts[$key];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Remaps y coords from 4th to 1st quadrant
|
|
*
|
|
* @param float $y
|
|
* @return float
|
|
*/
|
|
protected function y($y) { return $this->_height - $y; }
|
|
|
|
//........................................................................
|
|
|
|
/**
|
|
* @param float $x1
|
|
* @param float $y1
|
|
* @param float $x2
|
|
* @param float $y2
|
|
* @param array $color
|
|
* @param float $width
|
|
* @param array $style
|
|
*/
|
|
function line($x1, $y1, $x2, $y2, $color, $width, $style = null) {
|
|
$this->_set_line_style($width, "butt", "", $style);
|
|
$this->_set_stroke_color($color);
|
|
|
|
$y1 = $this->y($y1);
|
|
$y2 = $this->y($y2);
|
|
|
|
$this->_pdf->moveto($x1, $y1);
|
|
$this->_pdf->lineto($x2, $y2);
|
|
$this->_pdf->stroke();
|
|
}
|
|
|
|
function arc($x1, $y1, $r1, $r2, $astart, $aend, $color, $width, $style = array()) {
|
|
$this->_set_line_style($width, "butt", "", $style);
|
|
$this->_set_stroke_color($color);
|
|
|
|
$y1 = $this->y($y1);
|
|
|
|
$this->_pdf->arc($x1, $y1, $r1, $astart, $aend);
|
|
$this->_pdf->stroke();
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function rectangle($x1, $y1, $w, $h, $color, $width, $style = null) {
|
|
$this->_set_stroke_color($color);
|
|
$this->_set_line_style($width, "butt", "", $style);
|
|
|
|
$y1 = $this->y($y1) - $h;
|
|
|
|
$this->_pdf->rect($x1, $y1, $w, $h);
|
|
$this->_pdf->stroke();
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function filled_rectangle($x1, $y1, $w, $h, $color) {
|
|
$this->_set_fill_color($color);
|
|
|
|
$y1 = $this->y($y1) - $h;
|
|
|
|
$this->_pdf->rect(floatval($x1), floatval($y1), floatval($w), floatval($h));
|
|
$this->_pdf->fill();
|
|
}
|
|
|
|
function clipping_rectangle($x1, $y1, $w, $h) {
|
|
$this->_pdf->save();
|
|
|
|
$y1 = $this->y($y1) - $h;
|
|
|
|
$this->_pdf->rect(floatval($x1), floatval($y1), floatval($w), floatval($h));
|
|
$this->_pdf->clip();
|
|
}
|
|
|
|
function clipping_roundrectangle($x1, $y1, $w, $h, $rTL, $rTR, $rBR, $rBL) {
|
|
// @todo
|
|
$this->clipping_rectangle($x1, $y1, $w, $h);
|
|
}
|
|
|
|
function clipping_end() {
|
|
$this->_pdf->restore();
|
|
}
|
|
|
|
function save() {
|
|
$this->_pdf->save();
|
|
}
|
|
|
|
function restore() {
|
|
$this->_pdf->restore();
|
|
}
|
|
|
|
function rotate($angle, $x, $y) {
|
|
$pdf = $this->_pdf;
|
|
$pdf->translate($x, $this->_height-$y);
|
|
$pdf->rotate(-$angle);
|
|
$pdf->translate(-$x, -$this->_height+$y);
|
|
}
|
|
|
|
function skew($angle_x, $angle_y, $x, $y) {
|
|
$pdf = $this->_pdf;
|
|
$pdf->translate($x, $this->_height-$y);
|
|
$pdf->skew($angle_y, $angle_x); // Needs to be inverted
|
|
$pdf->translate(-$x, -$this->_height+$y);
|
|
}
|
|
|
|
function scale($s_x, $s_y, $x, $y) {
|
|
$pdf = $this->_pdf;
|
|
$pdf->translate($x, $this->_height-$y);
|
|
$pdf->scale($s_x, $s_y);
|
|
$pdf->translate(-$x, -$this->_height+$y);
|
|
}
|
|
|
|
function translate($t_x, $t_y) {
|
|
$this->_pdf->translate($t_x, -$t_y);
|
|
}
|
|
|
|
function transform($a, $b, $c, $d, $e, $f) {
|
|
$this->_pdf->concat($a, $b, $c, $d, $e, $f);
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function polygon($points, $color, $width = null, $style = null, $fill = false) {
|
|
|
|
$this->_set_fill_color($color);
|
|
$this->_set_stroke_color($color);
|
|
|
|
if ( !$fill && isset($width) )
|
|
$this->_set_line_style($width, "square", "miter", $style);
|
|
|
|
$y = $this->y(array_pop($points));
|
|
$x = array_pop($points);
|
|
$this->_pdf->moveto($x,$y);
|
|
|
|
while (count($points) > 1) {
|
|
$y = $this->y(array_pop($points));
|
|
$x = array_pop($points);
|
|
$this->_pdf->lineto($x,$y);
|
|
}
|
|
|
|
if ( $fill )
|
|
$this->_pdf->fill();
|
|
else
|
|
$this->_pdf->closepath_stroke();
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function circle($x, $y, $r, $color, $width = null, $style = null, $fill = false) {
|
|
|
|
$this->_set_fill_color($color);
|
|
$this->_set_stroke_color($color);
|
|
|
|
if ( !$fill && isset($width) )
|
|
$this->_set_line_style($width, "round", "round", $style);
|
|
|
|
$y = $this->y($y);
|
|
|
|
$this->_pdf->circle($x, $y, $r);
|
|
|
|
if ( $fill )
|
|
$this->_pdf->fill();
|
|
else
|
|
$this->_pdf->stroke();
|
|
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function image($img_url, $x, $y, $w, $h, $resolution = "normal") {
|
|
$w = (int)$w;
|
|
$h = (int)$h;
|
|
|
|
$img_type = Image_Cache::detect_type($img_url);
|
|
$img_ext = Image_Cache::type_to_ext($img_type);
|
|
|
|
if ( !isset($this->_imgs[$img_url]) ) {
|
|
$this->_imgs[$img_url] = $this->_pdf->load_image($img_ext, $img_url, "");
|
|
}
|
|
|
|
$img = $this->_imgs[$img_url];
|
|
|
|
$y = $this->y($y) - $h;
|
|
$this->_pdf->fit_image($img, $x, $y, 'boxsize={'."$w $h".'} fitmethod=entire');
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function text($x, $y, $text, $font, $size, $color = array(0,0,0), $word_spacing = 0, $char_spacing = 0, $angle = 0) {
|
|
$fh = $this->_load_font($font);
|
|
|
|
$this->_pdf->setfont($fh, $size);
|
|
$this->_set_fill_color($color);
|
|
|
|
$y = $this->y($y) - Font_Metrics::get_font_height($font, $size);
|
|
|
|
$word_spacing = (float)$word_spacing;
|
|
$char_spacing = (float)$char_spacing;
|
|
$angle = -(float)$angle;
|
|
|
|
$this->_pdf->fit_textline($text, $x, $y, "rotate=$angle wordspacing=$word_spacing charspacing=$char_spacing ");
|
|
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function javascript($code) {
|
|
if ( defined("DOMPDF_PDFLIB_LICENSE") ) {
|
|
$this->_pdf->create_action("JavaScript", $code);
|
|
}
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
/**
|
|
* Add a named destination (similar to <a name="foo">...</a> in html)
|
|
*
|
|
* @param string $anchorname The name of the named destination
|
|
*/
|
|
function add_named_dest($anchorname) {
|
|
$this->_pdf->add_nameddest($anchorname,"");
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
/**
|
|
* Add a link to the pdf
|
|
*
|
|
* @param string $url The url to link to
|
|
* @param float $x The x position of the link
|
|
* @param float $y The y position of the link
|
|
* @param float $width The width of the link
|
|
* @param float $height The height of the link
|
|
*/
|
|
function add_link($url, $x, $y, $width, $height) {
|
|
|
|
$y = $this->y($y) - $height;
|
|
if ( strpos($url, '#') === 0 ) {
|
|
// Local link
|
|
$name = substr($url,1);
|
|
if ( $name )
|
|
$this->_pdf->create_annotation($x, $y, $x + $width, $y + $height, 'Link', "contents={$url} destname=". substr($url,1) . " linewidth=0");
|
|
} else {
|
|
|
|
list($proto, $host, $path, $file) = explode_url($url);
|
|
|
|
if ( $proto == "" || $proto === "file://" )
|
|
return; // Local links are not allowed
|
|
$url = build_url($proto, $host, $path, $file);
|
|
$url = '{' . rawurldecode($url) . '}';
|
|
|
|
$action = $this->_pdf->create_action("URI", "url=" . $url);
|
|
$this->_pdf->create_annotation($x, $y, $x + $width, $y + $height, 'Link', "contents={$url} action={activate=$action} linewidth=0");
|
|
}
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function get_text_width($text, $font, $size, $word_spacing = 0, $letter_spacing = 0) {
|
|
$fh = $this->_load_font($font);
|
|
|
|
// Determine the additional width due to extra spacing
|
|
$num_spaces = mb_substr_count($text," ");
|
|
$delta = $word_spacing * $num_spaces;
|
|
|
|
if ( $letter_spacing ) {
|
|
$num_chars = mb_strlen($text);
|
|
$delta += ($num_chars - $num_spaces) * $letter_spacing;
|
|
}
|
|
|
|
return $this->_pdf->stringwidth($text, $fh, $size) + $delta;
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function get_font_height($font, $size) {
|
|
|
|
$fh = $this->_load_font($font);
|
|
|
|
$this->_pdf->setfont($fh, $size);
|
|
|
|
$asc = $this->_pdf->get_value("ascender", $fh);
|
|
$desc = $this->_pdf->get_value("descender", $fh);
|
|
|
|
// $desc is usually < 0,
|
|
$ratio = $this->_dompdf->get_option("font_height_ratio");
|
|
return $size * ($asc - $desc) * $ratio;
|
|
}
|
|
|
|
function get_font_baseline($font, $size) {
|
|
$ratio = $this->_dompdf->get_option("font_height_ratio");
|
|
return $this->get_font_height($font, $size) / $ratio * 1.1;
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
/**
|
|
* Writes text at the specified x and y coordinates on every page
|
|
*
|
|
* The strings '{PAGE_NUM}' and '{PAGE_COUNT}' are automatically replaced
|
|
* with their current values.
|
|
*
|
|
* See {@link Style::munge_color()} for the format of the color array.
|
|
*
|
|
* @param float $x
|
|
* @param float $y
|
|
* @param string $text the text to write
|
|
* @param string $font the font file to use
|
|
* @param float $size the font size, in points
|
|
* @param array $color
|
|
* @param float $word_space word spacing adjustment
|
|
* @param float $char_space char spacing adjustment
|
|
* @param float $angle angle to write the text at, measured CW starting from the x-axis
|
|
*/
|
|
function page_text($x, $y, $text, $font, $size, $color = array(0,0,0), $word_space = 0.0, $char_space = 0.0, $angle = 0.0) {
|
|
$_t = "text";
|
|
$this->_page_text[] = compact("_t", "x", "y", "text", "font", "size", "color", "word_space", "char_space", "angle");
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
/**
|
|
* Processes a script on every page
|
|
*
|
|
* The variables $pdf, $PAGE_NUM, and $PAGE_COUNT are available.
|
|
*
|
|
* This function can be used to add page numbers to all pages
|
|
* after the first one, for example.
|
|
*
|
|
* @param string $code the script code
|
|
* @param string $type the language type for script
|
|
*/
|
|
function page_script($code, $type = "text/php") {
|
|
$_t = "script";
|
|
$this->_page_text[] = compact("_t", "code", "type");
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function new_page() {
|
|
|
|
// Add objects to the current page
|
|
$this->_place_objects();
|
|
|
|
$this->_pdf->suspend_page("");
|
|
$this->_pdf->begin_page_ext($this->_width, $this->_height, "");
|
|
$this->_page_number = ++$this->_page_count;
|
|
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
/**
|
|
* Add text to each page after rendering is complete
|
|
*/
|
|
protected function _add_page_text() {
|
|
|
|
if ( !count($this->_page_text) )
|
|
return;
|
|
|
|
$this->_pdf->suspend_page("");
|
|
|
|
for ($p = 1; $p <= $this->_page_count; $p++) {
|
|
$this->_pdf->resume_page("pagenumber=$p");
|
|
|
|
foreach ($this->_page_text as $pt) {
|
|
extract($pt);
|
|
|
|
switch ($_t) {
|
|
|
|
case "text":
|
|
$text = str_replace(array("{PAGE_NUM}","{PAGE_COUNT}"),
|
|
array($p, $this->_page_count), $text);
|
|
$this->text($x, $y, $text, $font, $size, $color, $word_space, $char_space, $angle);
|
|
break;
|
|
|
|
case "script":
|
|
if (!$eval) {
|
|
$eval = new PHP_Evaluator($this);
|
|
}
|
|
$eval->evaluate($code, array('PAGE_NUM' => $p, 'PAGE_COUNT' => $this->_page_count));
|
|
break;
|
|
}
|
|
}
|
|
|
|
$this->_pdf->suspend_page("");
|
|
}
|
|
|
|
$this->_pdf->resume_page("pagenumber=".$this->_page_number);
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function stream($filename, $options = null) {
|
|
|
|
// Add page text
|
|
$this->_add_page_text();
|
|
|
|
if ( isset($options["compress"]) && $options["compress"] != 1 )
|
|
$this->_pdf->set_value("compress", 0);
|
|
else
|
|
$this->_pdf->set_value("compress", 6);
|
|
|
|
$this->_close();
|
|
|
|
$data = "";
|
|
|
|
if ( self::$IN_MEMORY ) {
|
|
$data = $this->_pdf->get_buffer();
|
|
//$size = strlen($data);
|
|
} else {
|
|
//$size = filesize($this->_file);
|
|
}
|
|
|
|
|
|
$filename = str_replace(array("\n","'"),"", $filename);
|
|
$attach = (isset($options["Attachment"]) && $options["Attachment"]) ? "attachment" : "inline";
|
|
|
|
header("Cache-Control: private");
|
|
header("Content-type: application/pdf");
|
|
header("Content-Disposition: $attach; filename=\"$filename\"");
|
|
|
|
//header("Content-length: " . $size);
|
|
|
|
if ( self::$IN_MEMORY )
|
|
echo $data;
|
|
|
|
else {
|
|
|
|
// Chunked readfile()
|
|
$chunk = (1 << 21); // 2 MB
|
|
$fh = fopen($this->_file, "rb");
|
|
if ( !$fh )
|
|
throw new DOMPDF_Exception("Unable to load temporary PDF file: " . $this->_file);
|
|
|
|
while ( !feof($fh) )
|
|
echo fread($fh,$chunk);
|
|
fclose($fh);
|
|
|
|
//debugpng
|
|
if (DEBUGPNG) print '[pdflib stream unlink '.$this->_file.']';
|
|
if (!DEBUGKEEPTEMP)
|
|
|
|
unlink($this->_file);
|
|
$this->_file = null;
|
|
unset($this->_file);
|
|
}
|
|
|
|
flush();
|
|
}
|
|
|
|
//........................................................................
|
|
|
|
function output($options = null) {
|
|
|
|
// Add page text
|
|
$this->_add_page_text();
|
|
|
|
if ( isset($options["compress"]) && $options["compress"] != 1 )
|
|
$this->_pdf->set_value("compress", 0);
|
|
else
|
|
$this->_pdf->set_value("compress", 6);
|
|
|
|
$this->_close();
|
|
|
|
if ( self::$IN_MEMORY )
|
|
$data = $this->_pdf->get_buffer();
|
|
|
|
else {
|
|
$data = file_get_contents($this->_file);
|
|
|
|
//debugpng
|
|
if (DEBUGPNG) print '[pdflib output unlink '.$this->_file.']';
|
|
if (!DEBUGKEEPTEMP)
|
|
|
|
unlink($this->_file);
|
|
$this->_file = null;
|
|
unset($this->_file);
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
}
|
|
|
|
// Workaround for idiotic limitation on statics...
|
|
PDFLib_Adapter::$PAPER_SIZES = CPDF_Adapter::$PAPER_SIZES;
|