ilHTMLToPDFTransformerUsingFOP Class Reference

class to transform HTML content into PDF content More...

Inheritance diagram for ilHTMLToPDFTransformerUsingFOP:

Collaboration diagram for ilHTMLToPDFTransformerUsingFOP:

Public Member Functions
	createPDFFileFromHTMLFile ($a_source, $a_target)
	createPDFFileFromHTMLString ($a_string, $a_target)
	deliverPDFFromHTMLString ($a_string)
	deliverPDFFromHTMLFile ($a_path)
Public Member Functions inherited from ilHTMLToPDFTransformer
	__construct ($filename="")
	__set ($name, $value)
	__get ($name)
	__isset ($name)
	__unset ($name)

Protected Member Functions
	processHTML2FO ($print_output)
	Convert a print output to XSL-FO.
	deliverPDFFromFO ($fo)
	Delivers a PDF file from a XSL-FO string.
	createPDFFileFromFO ($fo, $target)
Protected Member Functions inherited from ilHTMLToPDFTransformer
	generateFilename ()

Additional Inherited Members
Static Public Member Functions inherited from ilHTMLToPDFTransformer
static	transformerAvailable ()
Protected Attributes inherited from ilHTMLToPDFTransformer
	$arrData

Detailed Description

class to transform HTML content into PDF content

Author

Helmut Schottmüller ilias.nosp@m.@aur.nosp@m.ealis.nosp@m..de

Version

$Id$

Definition at line 33 of file class.ilHTMLToPDFTransformerUsingFOP.php.

Member Function Documentation

ilHTMLToPDFTransformerUsingFOP::createPDFFileFromFO (   $fo,   $target  )

protected

Definition at line 124 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References $ilLog, ilRpcClientFactory\factory(), and ilUtil\ilTempnam().

Referenced by createPDFFileFromHTMLFile(), and createPDFFileFromHTMLString().

        {
                global $ilLog;

                include_once "./Services/Utilities/classes/class.ilUtil.php";
                $fo_file = ilUtil::ilTempnam() . ".fo";
                $fp = fopen($fo_file, "w"); fwrite($fp, $fo); fclose($fp);
                include_once './Services/WebServices/RPC/classes/class.ilRpcClientFactory.php';
                try
                {
                        $pdf_base64 = ilRpcClientFactory::factory('RPCTransformationHandler')->ilFO2PDF($fo);
                        //$pdf_binary = base64_decode($pdf_base64);
                        //file_put_contents($target, $pdf_binary);
                        file_put_contents($target, $pdf_base64->scalar);
                        return true;
                }
                catch(XML_RPC2_FaultException $e)
                {
                        $ilLog->write(__METHOD__.': '.$e->getMessage());
                        return false;
                }
                catch(Exception $e)
                {
                        $ilLog->write(__METHOD__.': '.$e->getMessage());
                        return false;
                }
                // TODO: catch possible exceptions caused by file_put_contents failing
        }

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ilHTMLToPDFTransformerUsingFOP::createPDFFileFromHTMLFile	(		$a_source,
			$a_target
	)

Reimplemented from ilHTMLToPDFTransformer.

Definition at line 35 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References createPDFFileFromFO(), and processHTML2FO().

        {
          $input = file_get_contents($a_source);
          $this->createPDFFileFromFO($this->processHTML2FO($input), $a_target);
        }

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ilHTMLToPDFTransformerUsingFOP::createPDFFileFromHTMLString	(		$a_string,
			$a_target
	)

Definition at line 41 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References createPDFFileFromFO(), and processHTML2FO().

        {
          $this->createPDFFileFromFO($this->processHTML2FO($a_string), $a_target);
        }

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ilHTMLToPDFTransformerUsingFOP::deliverPDFFromFO (   $fo )

protected

Delivers a PDF file from a XSL-FO string.

Parameters

string

$fo

The XSL-FO string public

Definition at line 98 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References $ilLog, ilUtil\deliverData(), ilRpcClientFactory\factory(), and ilUtil\ilTempnam().

Referenced by deliverPDFFromHTMLString().

        {
                global $ilLog;

                include_once "./Services/Utilities/classes/class.ilUtil.php";
                $fo_file = ilUtil::ilTempnam() . ".fo";
                $fp = fopen($fo_file, "w"); fwrite($fp, $fo); fclose($fp);
                include_once './Services/WebServices/RPC/classes/class.ilRpcClientFactory.php';
                try
                {
                        $pdf_base64 = ilRpcClientFactory::factory('RPCTransformationHandler')->ilFO2PDF($fo);
                        ilUtil::deliverData($pdf_base64->scalar, $this->filename, "application/pdf", false, true);
                        return true;
                }
                catch(XML_RPC2_FaultException $e)
                {
                        $ilLog->write(__METHOD__.': '.$e->getMessage());
                        return false;
                }
                catch(Exception $e)
                {
                        $ilLog->write(__METHOD__.': '.$e->getMessage());
                        return false;
                }
        }

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ilHTMLToPDFTransformerUsingFOP::deliverPDFFromHTMLFile

(

$a_path

)

Reimplemented from ilHTMLToPDFTransformer.

Definition at line 51 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References deliverPDFFromHTMLString().

        {
                if (@file_exists($a_path))
                {
                        $this->deliverPDFFromHTMLString(file_get_contents($a_path));
                }
        }

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ilHTMLToPDFTransformerUsingFOP::deliverPDFFromHTMLString

(

$a_string

)

Reimplemented from ilHTMLToPDFTransformer.

Definition at line 46 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References deliverPDFFromFO(), and processHTML2FO().

Referenced by deliverPDFFromHTMLFile().

        {
                $this->deliverPDFFromFO($this->processHTML2FO($a_string));
        }

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ilHTMLToPDFTransformerUsingFOP::processHTML2FO (   $print_output )

protected

Convert a print output to XSL-FO.

Parameters

string

$print_output

The print output

Returns

string XSL-FO code public

Definition at line 66 of file class.ilHTMLToPDFTransformerUsingFOP.php.

References $config, $tidy, xslt_create(), xslt_error(), xslt_free(), and xslt_process().

Referenced by createPDFFileFromHTMLFile(), createPDFFileFromHTMLString(), and deliverPDFFromHTMLString().

        {
                if (!@file_exists($this->xsl)) return "";
                if (extension_loaded("tidy"))
                {
                        $config = array(
                                "indent"         => false,
                                "output-xml"     => true,
                                "numeric-entities" => true
                        );
                        $tidy = new tidy();
                        $tidy->parseString($print_output, $config, 'utf8');
                        $tidy->cleanRepair();
                        $print_output = tidy_get_output($tidy);
                        $print_output = preg_replace("/^.*?(<html)/", "\\1", $print_output);
                }
                $xsl = file_get_contents($this->xsl);
                $args = array( '/_xml' => $print_output, '/_xsl' => $xsl );
                $xh = xslt_create();
                $params = array();
                $output = xslt_process($xh, "arg:/_xml", "arg:/_xsl", NULL, $args, $params);
                xslt_error($xh);
                xslt_free($xh);
                return $output;
        }

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The documentation for this class was generated from the following file:

• Services/PDF/classes/class.ilHTMLToPDFTransformerUsingFOP.php