9bf3916322
This will make jumping from file to file much easier in text editors when file name lookups will autocomplete naturally when looking for a class by name. Change-Id: I4b2e55a2e72674b619d5a592866c8a019a2b0224
80 lines
1.9 KiB
PHP
80 lines
1.9 KiB
PHP
<?php
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/**
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* Handler for Microsoft's bitmap format.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup Media
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*/
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/**
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* Handler for Microsoft's bitmap format; getimagesize() doesn't
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* support these files
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*
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* @ingroup Media
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*/
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class BmpHandler extends BitmapHandler {
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/**
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* @param File $file
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* @return bool
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*/
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public function mustRender( $file ) {
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return true;
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}
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/**
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* Render files as PNG
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*
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* @param string $text
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* @param string $mime
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* @param array $params
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* @return array
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*/
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function getThumbType( $text, $mime, $params = null ) {
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return [ 'png', 'image/png' ];
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}
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/**
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* Get width and height from the bmp header.
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*
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* @param File|FSFile $image
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* @param string $filename
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* @return array
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*/
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function getImageSize( $image, $filename ) {
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$f = fopen( $filename, 'rb' );
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if ( !$f ) {
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return false;
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}
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$header = fread( $f, 54 );
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fclose( $f );
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// Extract binary form of width and height from the header
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$w = substr( $header, 18, 4 );
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$h = substr( $header, 22, 4 );
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// Convert the unsigned long 32 bits (little endian):
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try {
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$w = wfUnpack( 'V', $w, 4 );
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$h = wfUnpack( 'V', $h, 4 );
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} catch ( Exception $e ) {
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return false;
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}
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return [ $w[1], $h[1] ];
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}
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}
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