gdoo/app/Support/Prince.php

1218 lines
37 KiB
PHP

<?php namespace App\Support;
// Prince - PHP interface
// Copyright 2005-2020 YesLogic Pty. Ltd.
// https://www.princexml.com
use Exception;
class Prince
{
private $exePath;
private $styleSheets;
private $scripts;
private $fileAttachments;
private $licenseFile;
private $licenseKey;
private $inputType;
private $javascript;
private $baseURL;
private $doXInclude;
private $xmlExternalEntities;
private $noLocalFiles;
private $remaps;
private $noNetwork;
private $authUser;
private $authPassword;
private $authServer;
private $authScheme;
private $authMethod;
private $noAuthPreemptive;
private $httpProxy;
private $httpTimeout;
private $cookie;
private $cookieJar;
private $sslCaCert;
private $sslCaPath;
private $sslVersion;
private $insecure;
private $noParallelDownloads;
private $logFile;
private $verbose;
private $debug;
private $noWarnCss;
private $fileRoot;
private $embedFonts;
private $subsetFonts;
private $noArtificialFonts;
private $forceIdentityEncoding;
private $compress;
private $pdfOutputIntent;
private $convertColors;
private $fallbackCmykProfile;
private $pdfProfile;
private $pdfTitle;
private $pdfSubject;
private $pdfAuthor;
private $pdfKeywords;
private $pdfCreator;
private $media;
private $pageSize;
private $pageMargin;
private $noAuthorStyle;
private $noDefaultStyle;
private $encrypt;
private $encryptInfo;
private $options;
public function __construct($exePath)
{
$this->exePath = $exePath;
$this->styleSheets = '';
$this->scripts = '';
$this->fileAttachments = '';
$this->licenseFile = '';
$this->licenseKey = '';
$this->inputType = 'auto';
$this->javascript = false;
$this->baseURL = '';
$this->doXInclude = false;
$this->xmlExternalEntities = false;
$this->noLocalFiles = false;
$this->remaps = '';
$this->noNetwork = false;
$this->authUser = '';
$this->authPassword = '';
$this->authServer = '';
$this->authScheme = '';
$this->authMethod = '';
$this->noAuthPreemptive = false;
$this->httpProxy = '';
$this->httpTimeout = '';
$this->cookie = '';
$this->cookieJar = '';
$this->sslCaCert = '';
$this->sslCaPath = '';
$this->sslVersion = '';
$this->insecure = false;
$this->noParallelDownloads = false;
$this->logFile = '';
$this->verbose = false;
$this->debug = false;
$this->noWarnCss = false;
$this->fileRoot = '';
$this->embedFonts = true;
$this->subsetFonts = true;
$this->noArtificialFonts = false;
$this->forceIdentityEncoding = false;
$this->compress = true;
$this->pdfOutputIntent = '';
$this->convertColors = false;
$this->fallbackCmykProfile = '';
$this->pdfProfile = '';
$this->pdfTitle = '';
$this->pdfSubject = '';
$this->pdfAuthor = '';
$this->pdfKeywords = '';
$this->pdfCreator = '';
$this->media = '';
$this->pageSize = '';
$this->pageMargin = '';
$this->noAuthorStyle = false;
$this->noDefaultStyle = false;
$this->encrypt = false;
$this->encryptInfo = '';
$this->options = '';
}
// Add a CSS style sheet that will be applied to each document.
// cssPath: The filename of the CSS style sheet.
public function addStyleSheet($cssPath)
{
$this->styleSheets .= '-s "' . $cssPath . '" ';
}
// Clear all of the CSS style sheets.
public function clearStyleSheets()
{
$this->styleSheets = '';
}
// Add a JavaScript script that will be run before conversion.
// jsPath: The filename of the script.
public function addScript($jsPath)
{
$this->scripts .= '--script "' . $jsPath . '" ';
}
// Clear all of the scripts.
public function clearScripts()
{
$this->scripts = '';
}
// Add a file attachment that will be attached to the PDF file
// filePath: The filename of the file attachment.
public function addFileAttachment($filePath)
{
$this->fileAttachments .= '--attach=' . '"' . $filePath . '" ';
}
// Clear all of the file attachments.
public function clearFileAttachments()
{
$this->fileAttachments = '';
}
// Specify the license file.
// file: The filename of the license file.
public function setLicenseFile($file)
{
$this->licenseFile = $file;
}
// Specify the license key.
// key: The license key
public function setLicenseKey($key)
{
$this->licenseKey = $key;
}
// Specify the input type of the document.
// inputType: Can take a value of : "xml", "html" or "auto".
public function setInputType($inputType)
{
$this->inputType = $inputType;
}
// Specify whether JavaScript found in documents should be run.
// js: True if document scripts should be run.
public function setJavaScript($js)
{
$this->javascript = $js;
}
// Specify whether documents should be parsed as HTML or XML/XHTML.
// html: True if all documents should be treated as HTML.
public function setHTML($html)
{
if($html)
{
$this->inputType = "html";
}
else
{
$this->inputType = "xml";
}
}
// Specify a file that Prince should use to log error/warning messages.
// logFile: The filename that Prince should use to log error/warning
// messages, or '' to disable logging.
public function setLog($logFile)
{
$this->logFile = $logFile;
}
// Specify whether to log informative messages.
public function setVerbose($verbose)
{
$this->verbose = $verbose;
}
// Specify whether to log debug messages.
public function setDebug($debug)
{
$this->debug = $debug;
}
// Specify whether to warn about CSS.
public function setNoWarnCss($noWarnCss)
{
$this->noWarnCss = $noWarnCss;
}
// Specify the base URL of the input document.
// baseURL: The base URL or path of the input document, or ''.
public function setBaseURL($baseURL)
{
$this->baseURL = $baseURL;
}
// Specify whether XML Inclusions (XInclude) processing should be applied
// to input documents. XInclude processing will be performed by default
// unless explicitly disabled.
// xinclude: False to disable XInclude processing.
public function setXInclude($xinclude)
{
$this->doXInclude = $xinclude;
}
// Specifies whether XML external entities should be allowed to be used.
public function setXmlExternalEntities($xmlExternalEntities)
{
$this->xmlExternalEntities = $xmlExternalEntities ;
}
// Specify whether to disable access to local files.
public function setNoLocalFiles($noLocalFiles)
{
$this->noLocalFiles = $noLocalFiles;
}
// Add a mapping of URL prefix to a local directory.
public function addRemap($url, $dir)
{
$this->remaps .= '--remap="' . $url . '"="' . $dir . '" ';
}
// Clear all of the remaps.
public function clearRemaps()
{
$this->remaps = '';
}
// Specify thether to disable network access.
public function setNoNetwork($noNetwork)
{
$this->noNetwork = $noNetwork;
}
// Specify HTTP authentication methods. (basic, digest, ntlm, negotiate)
public function setAuthMethod($authMethod)
{
if(strcasecmp($authMethod, 'basic') == 0)
{
$this->authMethod = 'basic';
}
else if(strcasecmp($authMethod, 'digest') == 0)
{
$this->authMethod = 'digest';
}
else if(strcasecmp($authMethod, 'ntlm') == 0)
{
$this->authMethod = 'ntlm';
}
else if(strcasecmp($authMethod, 'negotiate') == 0)
{
$this->authMethod = 'negotiate';
}
else
{
$this->authMethod = '';
}
}
// Specify username for HTTP authentication.
public function setAuthUser($authUser)
{
$this->authUser = $this->cmdlineArgEscape($authUser);
}
// Specify password for HTTP authentication.
public function setAuthPassword($authPassword)
{
$this->authPassword = $this->cmdlineArgEscape($authPassword);
}
// Only send USER:PASS to this server.
public function setAuthServer($authServer)
{
$this->authServer = $authServer;
}
// Only send USER:PASS for this scheme. (HTTP, HTTPS)
public function setAuthScheme($authScheme)
{
if(strcasecmp($authScheme, 'http') == 0)
{
$this->authScheme = 'http';
}
else if(strcasecmp($authScheme, 'https') == 0)
{
$this->authScheme = 'https';
}
else
{
$this->authScheme = '';
}
}
// Do not authenticate with named servers until asked.
public function setNoAuthPreemptive($noAuthPreemptive)
{
$this->noAuthPreemptive = $noAuthPreemptive;
}
// Specify the URL for the HTTP proxy server, if needed.
// proxy: The URL for the HTTP proxy server.
public function setHttpProxy($proxy)
{
$this->httpProxy = $proxy;
}
// Specify the HTTP timeout in seconds.
public function setHttpTimeout($timeout)
{
$this->httpTimeout = $timeout;
}
// Specify a Set-Cookie header value.
public function setCookie($cookie)
{
$this->cookie = $cookie;
}
// Specify a file containing HTTP cookies.
public function setCookieJar($cookieJar)
{
$this->cookieJar = $cookieJar;
}
// Specify an SSL certificate file.
public function setSslCaCert($sslCaCert)
{
$this->sslCaCert = $sslCaCert;
}
// Specify an SSL certificate directory.
public function setSslCaPath($sslCaPath)
{
$this->sslCaPath = $sslCaPath;
}
// Specify an SSL/TLS version to use.
public function setSslVersion($sslVersion)
{
$this->sslVersion = $sslVersion;
}
// Specify whether to disable SSL verification.
// insecure: If set to true, SSL verification is disabled. (not recommended)
public function setInsecure($insecure)
{
$this->insecure = $insecure;
}
// Specify whether to disable disable parallel downloads.
// noParallelDownloads: If set to true, parallel downloads are disabled.
public function setNoParallelDownloads($noParallelDownloads)
{
$this->noParallelDownloads = $noParallelDownloads;
}
// Specify the root directory for absolute filenames. This can be used
// when converting a local file that uses absolute paths to refer to web
// resources. For example, /images/logo.jpg can be
// rewritten to /usr/share/images/logo.jpg by specifying "/usr/share" as the root.
// fileRoot: The path to prepend to absolute filenames.
public function setFileRoot($fileRoot)
{
$this->fileRoot = $fileRoot;
}
// Specify whether fonts should be embedded in the output PDF file. Fonts
// will be embedded by default unless explicitly disabled.
// embedFonts: False to disable PDF font embedding.
public function setEmbedFonts($embedFonts)
{
$this->embedFonts = $embedFonts;
}
// Specify whether embedded fonts should be subset.
// Fonts will be subset by default unless explicitly disabled.
// subsetFonts: False to disable PDF font subsetting.
public function setSubsetFonts($subsetFonts)
{
$this->subsetFonts = $subsetFonts;
}
// Specify whether artificial bold/italic fonts should be generated if
// necessary. Artificial fonts are enabled by default.
// artificialFonts: False to disable artificial bold/italic fonts.
public function setNoArtificialFonts($noArtificialFonts)
{
$this->noArtificialFonts = $noArtificialFonts;
}
// Specify whether to use force identity encoding.
public function setForceIdentityEncoding($forceIdentityEncoding)
{
$this->forceIdentityEncoding = $forceIdentityEncoding;
}
// Specify whether compression should be applied to the output PDF file.
// Compression will be applied by default unless explicitly disabled.
// compress: False to disable PDF compression.
public function setCompress($compress)
{
$this->compress = $compress;
}
// Specify the ICC profile to use.
// Also optionally specify whether to convert colors to output intent color space.
// $pdfOutputIntent is the ICC profile to be used.
public function setPDFOutputIntent($pdfOutputIntent, $convertColors = false)
{
$this->pdfOutputIntent = $pdfOutputIntent;
$this->convertColors = $convertColors;
}
// Specify fallback ICC profile for uncalibrated CMYK.
public function setFallbackCmykProfile($fallbackCmykProfile)
{
$this->fallbackCmykProfile = $fallbackCmykProfile;
}
// Specify the PDF profile to use.
public function setPDFProfile($pdfProfile)
{
$this->pdfProfile = $pdfProfile;
}
// Specify the document title for PDF metadata.
public function setPDFTitle($pdfTitle)
{
$this->pdfTitle = $pdfTitle;
}
// Specify the document subject for PDF metadata.
public function setPDFSubject($pdfSubject)
{
$this->pdfSubject = $pdfSubject;
}
// Specify the document author for PDF metadata.
public function setPDFAuthor($pdfAuthor)
{
$this->pdfAuthor = $pdfAuthor;
}
// Specify the document keywords for PDF metadata.
public function setPDFKeywords($pdfKeywords)
{
$this->pdfKeywords = $pdfKeywords;
}
// Specify the document creator for PDF metadata.
public function setPDFCreator($pdfCreator)
{
$this->pdfCreator = $pdfCreator;
}
// Specify the media type (eg. print, screen).
public function setMedia($media)
{
$this->media = $media;
}
// Specify the page size (eg. A4).
public function setPageSize($pageSize)
{
$this->pageSize = $pageSize;
}
// Specify the page margin (eg. 20mm).
public function setPageMargin($pageMargin)
{
$this->pageMargin = $pageMargin;
}
// Specify whether to ignore author style sheets.
public function setNoAuthorStyle($noAuthorStyle)
{
$this->noAuthorStyle = $noAuthorStyle;
}
// Specify whether to ignore default style sheets.
public function setNoDefaultStyle($noDefaultStyle)
{
$this->noDefaultStyle = $noDefaultStyle;
}
// Specify whether encryption should be applied to the output PDF file.
// Encryption will not be applied by default unless explicitly enabled.
// encrypt: True to enable PDF encryption.
public function setEncrypt($encrypt)
{
$this->encrypt = $encrypt;
}
// Set the parameters used for PDF encryption. Calling this method will
// also enable PDF encryption, equivalent to calling setEncrypt(true).
// keyBits: The size of the encryption key in bits (must be 40 or 128).
// userPassword: The user password for the PDF file.
// ownerPassword: The owner password for the PDF file.
// disallowPrint: True to disallow printing of the PDF file.
// disallowModify: True to disallow modification of the PDF file.
// disallowCopy: True to disallow copying from the PDF file.
// disallowAnnotate: True to disallow annotation of the PDF file.
public function setEncryptInfo($keyBits,
$userPassword,
$ownerPassword,
$disallowPrint = false,
$disallowModify = false,
$disallowCopy = false,
$disallowAnnotate = false)
{
if ($keyBits != 40 && $keyBits != 128)
{
throw new Exception("Invalid value for keyBits: $keyBits" .
" (must be 40 or 128)");
}
$this->encrypt = true;
$this->encryptInfo =
' --key-bits ' . $keyBits .
' --user-password="' . $this->cmdlineArgEscape($userPassword) .
'" --owner-password="' . $this->cmdlineArgEscape($ownerPassword) . '" ';
if ($disallowPrint)
{
$this->encryptInfo .= '--disallow-print ';
}
if ($disallowModify)
{
$this->encryptInfo .= '--disallow-modify ';
}
if ($disallowCopy)
{
$this->encryptInfo .= '--disallow-copy ';
}
if ($disallowAnnotate)
{
$this->encryptInfo .= '--disallow-annotate ';
}
}
// Set other options.
public function setOptions($options)
{
$this->options = $options;
}
// Convert an XML or HTML file to a PDF file.
// The name of the output PDF file will be the same as the name of the
// input file but with an extension of ".pdf".
// xmlPath: The filename of the input XML or HTML document.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_file($xmlPath, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=normal ';
$pathAndArgs .= '"' . $xmlPath . '"';
return $this->convert_internal_file_to_file($pathAndArgs, $msgs, $dats);
}
// Convert an XML or HTML file to a PDF file.
// xmlPath: The filename of the input XML or HTML document.
// pdfPath: The filename of the output PDF file.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_file_to_file($xmlPath, $pdfPath, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=normal ';
$pathAndArgs .= '"' . $xmlPath . '" -o "' . $pdfPath . '"';
return $this->convert_internal_file_to_file($pathAndArgs, $msgs, $dats);
}
// Convert multiple XML or HTML files to a PDF file.
// xmlPaths: An array of the input XML or HTML documents.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_multiple_files($xmlPaths, $pdfPath, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=normal ';
foreach($xmlPaths as $xmlPath)
{
$pathAndArgs .= '"' . $xmlPath . '" ';
}
$pathAndArgs .= '-o "' . $pdfPath . '"';
return $this->convert_internal_file_to_file($pathAndArgs, $msgs, $dats);
}
// Convert multiple XML or HTML files to a PDF file, which will be passed
// through to the output buffer of the current PHP page.
// xmlPaths: An array of the input XML or HTML documents.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_multiple_files_to_passthru($xmlPaths, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=buffered ';
foreach($xmlPaths as $xmlPath)
{
$pathAndArgs .= '"' . $xmlPath . '" ';
}
$pathAndArgs .= '-o -';
return $this->convert_internal_file_to_passthru($pathAndArgs, $msgs, $dats);
}
// Convert an XML or HTML file to a PDF file, which will be passed
// through to the output buffer of the current PHP page.
// xmlPath: The filename of the input XML or HTML document.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_file_to_passthru($xmlPath, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=buffered "' . $xmlPath . '" -o -';
return $this->convert_internal_file_to_passthru($pathAndArgs, $msgs, $dats);
}
// Convert an XML or HTML string to a PDF file, which will be passed
// through to the output buffer of the current PHP page.
// xmlString: A string containing an XML or HTML document.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_string_to_passthru($xmlString, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=buffered -';
return $this->convert_internal_string_to_passthru($pathAndArgs, $xmlString, $msgs, $dats);
}
// Convert an XML or HTML string to a PDF file.
// xmlString: A string containing an XML or HTML document.
// pdfPath: The filename of the output PDF file.
// msgs: An optional array in which to return error and warning messages.
// dats: An optional array in which to return data messages.
// Returns true if a PDF file was generated successfully.
public function convert_string_to_file($xmlString, $pdfPath, &$msgs = array(), &$dats = array())
{
$pathAndArgs = $this->getCommandLine();
$pathAndArgs .= '--structured-log=normal ';
$pathAndArgs .= ' - -o "' . $pdfPath . '"';
return $this->convert_internal_string_to_file($pathAndArgs, $xmlString, $msgs, $dats);
}
private function getCommandLine()
{
$cmdline = '"' . $this->exePath . '" ' . $this->styleSheets . $this->scripts . $this->fileAttachments . $this->remaps;
if (strcasecmp($this->inputType, 'auto') == 0)
{
}
else
{
$cmdline .= '-i "' . $this->inputType . '" ';
}
if ($this->javascript)
{
$cmdline .= '--javascript ';
}
if ($this->baseURL != '')
{
$cmdline .= '--baseurl="' . $this->baseURL . '" ';
}
if ($this->doXInclude == false)
{
$cmdline .= '--no-xinclude ';
}
else
{
$cmdline .= '--xinclude ';
}
if ($this->xmlExternalEntities == true)
{
$cmdline .= '--xml-external-entities ';
}
if ($this->noLocalFiles == true)
{
$cmdline .= '--no-local-files ';
}
if ($this->noNetwork == true)
{
$cmdline .= '--no-network ';
}
if ($this->httpProxy != '')
{
$cmdline .= '--http-proxy="' . $this->httpProxy . '" ';
}
if ($this->httpTimeout !='')
{
$cmdline .= '--http-timeout="' . $this->httpTimeout . '" ';
}
if ($this->cookie != '')
{
$cmdline .= '--cookie="' . $this->cookie . '" ';
}
if ($this->cookieJar != '')
{
$cmdline .= '--cookiejar="' . $this->cookieJar . '" ';
}
if ($this->sslCaCert != '')
{
$cmdline .= '--ssl-cacert="' . $this->sslCaCert . '" ';
}
if ($this->sslCaPath != '')
{
$cmdline .= '--ssl-capath="' . $this->sslCaPath . '" ';
}
if ($this->sslVersion != '')
{
$cmdline .= '--ssl-version="' . $this->sslVersion . '" ';
}
if ($this->insecure)
{
$cmdline .= '--insecure ';
}
if ($this->noParallelDownloads)
{
$cmdline .= '--no-parallel-downloads ';
}
if ($this->logFile != '')
{
$cmdline .= '--log="' . $this->logFile . '" ';
}
if($this->verbose)
{
$cmdline .= '--verbose ';
}
if($this->debug)
{
$cmdline .= '--debug ';
}
if($this->noWarnCss)
{
$cmdline .= '--no-warn-css ';
}
if ($this->fileRoot != '')
{
$cmdline .= '--fileroot="' . $this->fileRoot . '" ';
}
if ($this->licenseFile != '')
{
$cmdline .= '--license-file="' . $this->licenseFile . '" ';
}
if ($this->licenseKey != '')
{
$cmdline .= '--license-key="' . $this->licenseKey . '" ';
}
if ($this->embedFonts == false)
{
$cmdline .= '--no-embed-fonts ';
}
if ($this->subsetFonts == false)
{
$cmdline .= '--no-subset-fonts ';
}
if ($this->noArtificialFonts == true)
{
$cmdline .= '--no-artificial-fonts ';
}
if ($this->authMethod != '')
{
$cmdline .= '--auth-method="' . $this->cmdlineArgEscape($this->authMethod) . '" ';
}
if ($this->authUser != '')
{
$cmdline .= '--auth-user="' . $this->cmdlineArgEscape($this->authUser) . '" ';
}
if ($this->authPassword != '')
{
$cmdline .= '--auth-password="' . $this->cmdlineArgEscape($this->authPassword) . '" ';
}
if ($this->authServer != '')
{
$cmdline .= '--auth-server="' . $this->cmdlineArgEscape($this->authServer) . '" ';
}
if ($this->authScheme != '')
{
$cmdline .= '--auth-scheme="' . $this->cmdlineArgEscape($this->authScheme) . '" ';
}
if ($this->noAuthPreemptive)
{
$cmdline .= '--no-auth-preemptive ';
}
if ($this->media != '')
{
$cmdline .= '--media="' . $this->cmdlineArgEscape($this->media) . '" ';
}
if ($this->pageSize != '')
{
$cmdline .= '--page-size="' . $this->cmdlineArgEscape($this->pageSize) . '" ';
}
if ($this->pageMargin != '')
{
$cmdline .= '--page-margin="' . $this->cmdlineArgEscape($this->pageMargin) . '" ';
}
if ($this->noAuthorStyle == true)
{
$cmdline .= '--no-author-style ';
}
if ($this->noDefaultStyle == true)
{
$cmdline .= '--no-default-style ';
}
if ($this->forceIdentityEncoding == true)
{
$cmdline .= '--force-identity-encoding ';
}
if ($this->compress == false)
{
$cmdline .= '--no-compress ';
}
if ($this->pdfOutputIntent != '')
{
$cmdline .= '--pdf-output-intent="' . $this->cmdlineArgEscape($this->pdfOutputIntent) . '" ';
if ($this->convertColors == true)
{
$cmdline .= '--convert-colors ';
}
}
if ($this->fallbackCmykProfile != '')
{
$cmdline .= '--fallback-cmyk-profile="'. $this->cmdlineArgEscape($this->fallbackCmykProfile) . '" ';
}
if ($this->pdfProfile != '')
{
$cmdline .= '--pdf-profile="' . $this->cmdlineArgEscape($this->pdfProfile) . '" ';
}
if ($this->pdfTitle != '')
{
$cmdline .= '--pdf-title="' . $this->cmdlineArgEscape($this->pdfTitle) . '" ';
}
if ($this->pdfSubject != '')
{
$cmdline .= '--pdf-subject="' . $this->cmdlineArgEscape($this->pdfSubject) . '" ';
}
if ($this->pdfAuthor != '')
{
$cmdline .= '--pdf-author="' . $this->cmdlineArgEscape($this->pdfAuthor) . '" ';
}
if ($this->pdfKeywords != '')
{
$cmdline .= '--pdf-keywords="' . $this->cmdlineArgEscape($this->pdfKeywords) . '" ';
}
if ($this->pdfCreator != '')
{
$cmdline .= '--pdf-creator="' . $this->cmdlineArgEscape($this->pdfCreator) . '" ';
}
if ($this->encrypt)
{
$cmdline .= '--encrypt ' . $this->encryptInfo;
}
if ($this->options != '')
{
$cmdline .= $this->cmdlineArgEscape($this->options) . ' ';
}
return $cmdline;
}
private function convert_internal_file_to_file($pathAndArgs, &$msgs, &$dats)
{
$descriptorspec = array(
0 => array("pipe", "r"),
1 => array("pipe", "w"),
2 => array("pipe", "w")
);
$process = proc_open($pathAndArgs, $descriptorspec, $pipes, NULL, NULL, array('bypass_shell' => TRUE));
if (is_resource($process))
{
$result = $this->readMessages($pipes[2], $msgs, $dats);
fclose($pipes[0]);
fclose($pipes[1]);
fclose($pipes[2]);
proc_close($process);
return ($result == 'success');
}
else
{
throw new Exception("Failed to execute $pathAndArgs");
}
}
private function convert_internal_string_to_file($pathAndArgs, $xmlString, &$msgs, &$dats)
{
$descriptorspec = array(
0 => array("pipe", "r"),
1 => array("pipe", "w"),
2 => array("pipe", "w")
);
$process = proc_open($pathAndArgs, $descriptorspec, $pipes, NULL, NULL, array('bypass_shell' => TRUE));
if (is_resource($process))
{
fwrite($pipes[0], $xmlString);
fclose($pipes[0]);
fclose($pipes[1]);
$result = $this->readMessages($pipes[2], $msgs, $dats);
fclose($pipes[2]);
proc_close($process);
return ($result == 'success');
}
else
{
throw new Exception("Failed to execute $pathAndArgs");
}
}
private function convert_internal_file_to_passthru($pathAndArgs, &$msgs, &$dats)
{
$descriptorspec = array(
0 => array("pipe", "r"),
1 => array("pipe", "w"),
2 => array("pipe", "w")
);
$process = proc_open($pathAndArgs, $descriptorspec, $pipes, NULL, NULL, array('bypass_shell' => TRUE));
if (is_resource($process))
{
fclose($pipes[0]);
fpassthru($pipes[1]);
fclose($pipes[1]);
$result = $this->readMessages($pipes[2], $msgs, $dats);
fclose($pipes[2]);
proc_close($process);
return ($result == 'success');
}
else
{
throw new Exception("Failed to execute $pathAndArgs");
}
}
private function convert_internal_string_to_passthru($pathAndArgs, $xmlString, &$msgs, &$dats)
{
$descriptorspec = array(
0 => array("pipe", "r"),
1 => array("pipe", "w"),
2 => array("pipe", "w")
);
$process = proc_open($pathAndArgs, $descriptorspec, $pipes, NULL, NULL, array('bypass_shell' => TRUE));
if (is_resource($process))
{
fwrite($pipes[0], $xmlString);
fclose($pipes[0]);
fpassthru($pipes[1]);
fclose($pipes[1]);
$result = $this->readMessages($pipes[2], $msgs, $dats);
fclose($pipes[2]);
proc_close($process);
return ($result == 'success');
}
else
{
throw new Exception("Failed to execute $pathAndArgs");
}
}
private function readMessages($pipe, &$msgs, &$dats)
{
while (!feof($pipe))
{
$line = fgets($pipe);
if ($line != false)
{
$msgtag = substr($line, 0, 4);
$msgbody = rtrim(substr($line, 4));
if ($msgtag == 'fin|')
{
return $msgbody;
}
else if ($msgtag == 'msg|')
{
$msg = explode('|', $msgbody, 4);
// $msg[0] = 'err' | 'wrn' | 'inf'
// $msg[1] = filename / line number
// $msg[2] = message text, trailing newline stripped
$msgs[] = $msg;
}
else if ($msgtag == 'dat|')
{
$dat = explode('|', $msgbody, 2);
$dats[] = $dat;
}
else
{
// ignore other messages
}
}
}
return '';
}
private function cmdlineArgEscape($argStr)
{
return $this->cmdlineArgEscape2($this->cmdlineArgEscape1($argStr));
}
// In the input string $argStr, a double quote with zero or more preceding backslash(es)
// will be replaced with: n*backslash + doublequote => (2*n+1)*backslash + doublequote
private function cmdlineArgEscape1($argStr)
{
// chr(34) is character double quote ( " ), chr(92) is character backslash ( \ ).
$len = strlen($argStr);
$outputStr = '';
$numSlashes = 0;
$subStrStart = 0;
for($i = 0; $i < $len; $i++)
{
if($argStr[$i] == chr(34))
{
$numSlashes = 0;
$j = $i - 1;
while($j >= 0)
{
if($argStr[$j] == chr(92))
{
$numSlashes += 1;
$j -= 1;
}
else
{
break;
}
}
$outputStr .= substr($argStr, $subStrStart, ($i - $numSlashes - $subStrStart));
for($k = 0; $k < $numSlashes; $k++)
{
$outputStr .= chr(92) . chr(92);
}
$outputStr .= chr(92) . chr(34);
$subStrStart = $i + 1;
}
}
$outputStr .= substr($argStr, $subStrStart, ($i - $subStrStart));
return $outputStr;
}
// Double the number of trailing backslash(es): n*trailing backslash => (2*n)*trailing backslash.
private function cmdlineArgEscape2($argStr)
{
// chr(92) is character backslash ( \ ).
$len = strlen($argStr);
$numTrailingSlashes = 0;
for($i = ($len - 1); $i >= 0; $i--)
{
if($argStr[$i] == chr(92))
{
$numTrailingSlashes += 1;
}
else
{
break;
}
}
while($numTrailingSlashes > 0)
{
$argStr .= chr(92);
$numTrailingSlashes -= 1;
}
return $argStr;
}
}
?>