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-rw-r--r--extensions/PdfHandler/PdfHandler_body.php362
1 files changed, 0 insertions, 362 deletions
diff --git a/extensions/PdfHandler/PdfHandler_body.php b/extensions/PdfHandler/PdfHandler_body.php
deleted file mode 100644
index d9ed4884..00000000
--- a/extensions/PdfHandler/PdfHandler_body.php
+++ /dev/null
@@ -1,362 +0,0 @@
-<?php
-/**
- * Copyright © 2007 Martin Seidel (Xarax) <jodeldi@gmx.de>
- *
- * Inspired by djvuhandler from Tim Starling
- * Modified and written by Xarax
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-class PdfHandler extends ImageHandler {
-
- /**
- * @return bool
- */
- function isEnabled() {
- global $wgPdfProcessor, $wgPdfPostProcessor, $wgPdfInfo;
-
- if ( !isset( $wgPdfProcessor ) || !isset( $wgPdfPostProcessor ) || !isset( $wgPdfInfo ) ) {
- wfDebug( "PdfHandler is disabled, please set the following\n" );
- wfDebug( "variables in LocalSettings.php:\n" );
- wfDebug( "\$wgPdfProcessor, \$wgPdfPostProcessor, \$wgPdfInfo\n" );
- return false;
- }
- return true;
- }
-
- /**
- * @param $file
- * @return bool
- */
- function mustRender( $file ) {
- return true;
- }
-
- /**
- * @param $file
- * @return bool
- */
- function isMultiPage( $file ) {
- return true;
- }
-
- /**
- * @param $name
- * @param $value
- * @return bool
- */
- function validateParam( $name, $value ) {
- if ( in_array( $name, array( 'width', 'height', 'page' ) ) ) {
- return ( $value > 0 );
- }
- return false;
- }
-
- /**
- * @param $params array
- * @return bool|string
- */
- function makeParamString( $params ) {
- $page = isset( $params['page'] ) ? $params['page'] : 1;
- if ( !isset( $params['width'] ) ) {
- return false;
- }
- return "page{$page}-{$params['width']}px";
- }
-
- /**
- * @param $str string
- * @return array|bool
- */
- function parseParamString( $str ) {
- $m = false;
-
- if ( preg_match( '/^page(\d+)-(\d+)px$/', $str, $m ) ) {
- return array( 'width' => $m[2], 'page' => $m[1] );
- }
-
- return false;
- }
-
- /**
- * @param $params array
- * @return array
- */
- function getScriptParams( $params ) {
- return array(
- 'width' => $params['width'],
- 'page' => $params['page'],
- );
- }
-
- /**
- * @return array
- */
- function getParamMap() {
- return array(
- 'img_width' => 'width',
- 'img_page' => 'page',
- );
- }
-
- /**
- * @param $width
- * @param $height
- * @param $msg
- * @return MediaTransformError
- */
- protected function doThumbError( $width, $height, $msg ) {
- return new MediaTransformError( 'thumbnail_error',
- $width, $height, wfMessage( $msg )->inContentLanguage()->text() );
- }
-
- /**
- * @param $image File
- * @param $dstPath string
- * @param $dstUrl string
- * @param $params array
- * @param $flags int
- * @return MediaTransformError|MediaTransformOutput|ThumbnailImage|TransformParameterError
- */
- function doTransform( $image, $dstPath, $dstUrl, $params, $flags = 0 ) {
- global $wgPdfProcessor, $wgPdfPostProcessor, $wgPdfHandlerDpi;
-
- $metadata = $image->getMetadata();
-
- if ( !$metadata ) {
- return $this->doThumbError(
- isset( $params['width'] ) ? $params['width'] : null,
- isset( $params['height'] ) ? $params['height'] : null,
- 'pdf_no_metadata'
- );
- }
-
- if ( !$this->normaliseParams( $image, $params ) ) {
- return new TransformParameterError( $params );
- }
-
- $width = $params['width'];
- $height = $params['height'];
- $page = $params['page'];
-
- if ( $page > $this->pageCount( $image ) ) {
- return $this->doThumbError( $width, $height, 'pdf_page_error' );
- }
-
- if ( $flags & self::TRANSFORM_LATER ) {
- return new ThumbnailImage( $image, $dstUrl, $width, $height, false, $page );
- }
-
- if ( !wfMkdirParents( dirname( $dstPath ), null, __METHOD__ ) ) {
- return $this->doThumbError( $width, $height, 'thumbnail_dest_directory' );
- }
-
- $srcPath = $image->getLocalRefPath();
-
- $cmd = '(' . wfEscapeShellArg(
- $wgPdfProcessor,
- "-sDEVICE=jpeg",
- "-sOutputFile=-",
- "-dFirstPage={$page}",
- "-dLastPage={$page}",
- "-r{$wgPdfHandlerDpi}",
- "-dBATCH",
- "-dNOPAUSE",
- "-q",
- $srcPath
- );
- $cmd .= " | " . wfEscapeShellArg(
- $wgPdfPostProcessor,
- "-depth",
- "8",
- "-resize",
- $width,
- "-",
- $dstPath
- );
- $cmd .= ") 2>&1";
-
- wfProfileIn( 'PdfHandler' );
- wfDebug( __METHOD__ . ": $cmd\n" );
- $retval = '';
- $err = wfShellExec( $cmd, $retval );
- wfProfileOut( 'PdfHandler' );
-
- $removed = $this->removeBadFile( $dstPath, $retval );
-
- if ( $retval != 0 || $removed ) {
- wfDebugLog( 'thumbnail',
- sprintf( 'thumbnail failed on %s: error %d "%s" from "%s"',
- wfHostname(), $retval, trim( $err ), $cmd ) );
- return new MediaTransformError( 'thumbnail_error', $width, $height, $err );
- } else {
- return new ThumbnailImage( $image, $dstUrl, $width, $height, $dstPath, $page );
- }
- }
-
- /**
- * @param $image File
- * @param $path string
- * @return PdfImage
- */
- function getPdfImage( $image, $path ) {
- if ( !$image ) {
- $pdfimg = new PdfImage( $path );
- } elseif ( !isset( $image->pdfImage ) ) {
- $pdfimg = $image->pdfImage = new PdfImage( $path );
- } else {
- $pdfimg = $image->pdfImage;
- }
-
- return $pdfimg;
- }
-
- /**
- * @param $image File
- * @return bool
- */
- function getMetaArray( $image ) {
- if ( isset( $image->pdfMetaArray ) ) {
- return $image->pdfMetaArray;
- }
-
- $metadata = $image->getMetadata();
-
- if ( !$this->isMetadataValid( $image, $metadata ) ) {
- wfDebug( "Pdf metadata is invalid or missing, should have been fixed in upgradeRow\n" );
- return false;
- }
-
- wfProfileIn( __METHOD__ );
- wfSuppressWarnings();
- $image->pdfMetaArray = unserialize( $metadata );
- wfRestoreWarnings();
- wfProfileOut( __METHOD__ );
-
- return $image->pdfMetaArray;
- }
-
- /**
- * @param $image File
- * @param $path string
- * @return array|bool
- */
- function getImageSize( $image, $path ) {
- return $this->getPdfImage( $image, $path )->getImageSize();
- }
-
- /**
- * @param $ext
- * @param $mime string
- * @param $params null
- * @return array
- */
- function getThumbType( $ext, $mime, $params = null ) {
- global $wgPdfOutputExtension;
- static $mime;
-
- if ( !isset( $mime ) ) {
- $magic = MimeMagic::singleton();
- $mime = $magic->guessTypesForExtension( $wgPdfOutputExtension );
- }
- return array( $wgPdfOutputExtension, $mime );
- }
-
- /**
- * @param $image File
- * @param $path string
- * @return string
- */
- function getMetadata( $image, $path ) {
- return serialize( $this->getPdfImage( $image, $path )->retrieveMetaData() );
- }
-
- /**
- * @param $image File
- * @param $metadata string
- * @return bool
- */
- function isMetadataValid( $image, $metadata ) {
- if ( !$metadata || $metadata === serialize(array()) ) {
- return self::METADATA_BAD;
- } elseif ( strpos( $metadata, 'mergedMetadata' ) === false ) {
- return self::METADATA_COMPATIBLE;
- }
- return self::METADATA_GOOD;
- }
-
- /**
- * @param $image File
- * @return bool|int
- */
- function formatMetadata( $image ) {
- $meta = $image->getMetadata();
-
- if ( !$meta ) {
- return false;
- }
- wfSuppressWarnings();
- $meta = unserialize( $meta );
- wfRestoreWarnings();
-
- if ( !isset( $meta['mergedMetadata'] )
- || !is_array( $meta['mergedMetadata'] )
- || count( $meta['mergedMetadata'] ) < 1
- ) {
- return false;
- }
-
- // Inherited from MediaHandler.
- return $this->formatMetadataHelper( $meta['mergedMetadata'] );
- }
-
- /**
- * @param $image
- * @return bool|int
- */
- function pageCount( $image ) {
- $data = $this->getMetaArray( $image );
- if ( !$data || !isset( $data['Pages'] ) ) {
- return false;
- }
- return intval( $data['Pages'] );
- }
-
- /**
- * @param $image File
- * @param $page int
- * @return array|bool
- */
- function getPageDimensions( $image, $page ) {
- $data = $this->getMetaArray( $image );
- return PdfImage::getPageSize( $data, $page );
- }
-
- /**
- * @param $image File
- * @param $page int
- * @return bool
- */
- function getPageText( $image, $page ) {
- $data = $this->getMetaArray( $image, true );
- if ( !$data || !isset( $data['text'] ) || !isset( $data['text'][$page - 1] ) ) {
- return false;
- }
- return $data['text'][$page - 1];
- }
-
-}