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accounting.lib.php
7.08
KB
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2020-08-17 04:34
admin.lib.php
67.53
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2020-07-24 01:47
agenda.lib.php
19.97
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2020-06-10 12:45
ajax.lib.php
28.77
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2020-08-18 15:30
asset.lib.php
4.76
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2020-05-12 15:31
bank.lib.php
13.29
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2020-05-28 20:13
barcode.lib.php
14.29
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2020-05-28 20:13
categories.lib.php
3.41
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2020-05-17 12:52
company.lib.php
79.51
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2020-07-25 03:01
contact.lib.php
4.66
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2020-05-17 13:22
contract.lib.php
4.78
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2020-05-12 15:31
cron.lib.php
4.4
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2020-05-28 20:13
date.lib.php
34.54
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2020-05-28 20:13
doc.lib.php
6.7
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2020-05-28 20:13
doleditor.lib.php
4.29
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2020-05-28 20:13
donation.lib.php
3.59
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2020-05-17 12:52
ecm.lib.php
3.84
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2020-05-28 20:13
emailing.lib.php
2.25
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2020-06-20 12:19
expedition.lib.php
3.79
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2020-05-12 15:31
expensereport.lib.php
5.69
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2020-05-17 12:54
fichinter.lib.php
6.48
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2020-05-17 12:54
files.lib.php
111.69
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2020-06-17 14:45
fiscalyear.lib.php
1.86
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2020-05-17 12:54
format_cards.lib.php
2.9
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2020-05-28 20:13
fourn.lib.php
9.17
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2020-09-09 13:55
functions.lib.php
360.25
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2023-11-09 16:47
functions2.lib.php
93.61
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2020-07-25 03:01
functions_ch.lib.php
3.66
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2020-05-12 15:31
functionsnumtoword.lib.php
9.88
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2020-08-07 10:00
geturl.lib.php
8.88
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2020-05-28 20:13
holiday.lib.php
3.38
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2020-07-04 13:01
hrm.lib.php
2.86
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2020-05-17 12:54
images.lib.php
23.42
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2020-08-06 17:24
import.lib.php
1.75
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2020-05-12 15:31
index.html
0
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2020-04-18 15:05
invoice.lib.php
7.37
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2020-09-09 13:52
invoice2.lib.php
8.84
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2020-05-28 20:13
json.lib.php
11.53
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2020-05-28 20:13
ldap.lib.php
5.19
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2020-05-28 20:13
loan.lib.php
3.08
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2020-05-12 15:31
mailmanspip.lib.php
1.24
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2020-05-12 15:31
member.lib.php
10.04
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2020-05-17 12:55
memory.lib.php
7.71
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2020-05-28 20:13
modulebuilder.lib.php
12.2
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2020-05-31 23:31
multicurrency.lib.php
1.85
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2020-05-12 15:31
oauth.lib.php
6.77
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2020-05-12 15:31
order.lib.php
5.64
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2020-09-09 13:54
parsemd.lib.php
2.73
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2020-05-28 20:13
payments.lib.php
13.75
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2020-05-28 20:13
pdf.lib.php
96.37
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2020-08-23 19:25
prelevement.lib.php
2.86
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2020-07-27 18:41
price.lib.php
20.92
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2020-07-25 02:47
product.lib.php
22.17
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2020-05-28 20:13
project.lib.php
102.22
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2020-09-09 13:56
propal.lib.php
5.27
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2020-09-09 13:53
receiptprinter.lib.php
2.19
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2020-05-12 15:31
reception.lib.php
3.69
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2020-05-12 15:31
report.lib.php
3.78
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2020-05-12 15:31
resource.lib.php
4.67
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2020-05-12 15:31
salaries.lib.php
3.57
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2020-05-17 12:58
security.lib.php
29.91
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2020-08-17 19:55
security2.lib.php
17.25
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2020-05-28 20:13
sendings.lib.php
16.23
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2020-05-28 20:13
signature.lib.php
2.81
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2020-05-28 20:13
stock.lib.php
3.67
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2020-05-17 12:59
supplier_proposal.lib.php
4.85
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2020-05-12 15:31
takepos.lib.php
1.96
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2020-05-12 15:31
tax.lib.php
49.87
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2020-05-28 20:13
ticket.lib.php
39.15
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2020-06-11 23:37
treeview.lib.php
9.27
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2020-05-28 20:13
trip.lib.php
1.98
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2020-05-17 12:59
usergroups.lib.php
41.61
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2020-09-16 13:12
vat.lib.php
2.55
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2020-09-10 18:02
website.lib.php
47.84
KB
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2020-06-10 12:45
website2.lib.php
20.4
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2020-06-19 10:36
ws.lib.php
3.52
KB
-rw-r--r--
2020-05-28 20:13
xcal.lib.php
16.59
KB
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2020-05-28 20:13
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<?php /* Copyright (C) 2004-2010 Laurent Destailleur <eldy@users.sourceforge.net> * Copyright (C) 2005-2007 Regis Houssin <regis.houssin@inodbox.com> * * 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 3 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, see <https://www.gnu.org/licenses/>. * or see https://www.gnu.org/ */ /** * \file htdocs/core/lib/images.lib.php * \brief Set of function for manipulating images */ // Define size of logo small and mini $maxwidthsmall = 350; $maxheightsmall = 200; // Near 16/9eme $maxwidthmini = 128; $maxheightmini = 72; // 16/9eme $quality = 80; /** * Return if a filename is file name of a supported image format * * @param string $file Filename * @param int $acceptsvg 0=Default (depends on setup), 1=Always accept SVG as image files * @return int -1=Not image filename, 0=Image filename but format not supported for conversion by PHP, 1=Image filename with format supported by this PHP */ function image_format_supported($file, $acceptsvg = 0) { global $conf; $regeximgext = '\.gif|\.jpg|\.jpeg|\.png|\.bmp|\.webp|\.xpm|\.xbm'; // See also into product.class.php if ($acceptsvg || ! empty($conf->global->MAIN_ALLOW_SVG_FILES_AS_IMAGES)) { $regeximgext .= '|\.svg'; // Not allowed by default. SVG can contains javascript } // Case filename is not a format image $reg = array(); if (!preg_match('/('.$regeximgext.')$/i', $file, $reg)) return -1; // Case filename is a format image but not supported by this PHP $imgfonction = ''; if (strtolower($reg[1]) == '.gif') $imgfonction = 'imagecreatefromgif'; if (strtolower($reg[1]) == '.jpg') $imgfonction = 'imagecreatefromjpeg'; if (strtolower($reg[1]) == '.jpeg') $imgfonction = 'imagecreatefromjpeg'; if (strtolower($reg[1]) == '.png') $imgfonction = 'imagecreatefrompng'; if (strtolower($reg[1]) == '.bmp') $imgfonction = 'imagecreatefromwbmp'; if (strtolower($reg[1]) == '.webp') $imgfonction = 'imagecreatefromwebp'; if (strtolower($reg[1]) == '.xpm') $imgfonction = 'imagecreatefromxpm'; if (strtolower($reg[1]) == '.xbm') $imgfonction = 'imagecreatefromxbm'; if (strtolower($reg[1]) == '.svg') $imgfonction = 'imagecreatefromsvg'; // Never available if ($imgfonction) { if (!function_exists($imgfonction)) { // Fonctions of conversion not available in this PHP return 0; } // Filename is a format image and supported for conversion by this PHP return 1; } return 0; } /** * Return size of image file on disk (Supported extensions are gif, jpg, png and bmp) * * @param string $file Full path name of file * @param bool $url Image with url (true or false) * @return array array('width'=>width, 'height'=>height) */ function dol_getImageSize($file, $url = false) { $ret = array(); if (image_format_supported($file) < 0) return $ret; $filetoread = $file; if (!$url) { $filetoread = realpath(dol_osencode($file)); // Chemin canonique absolu de l'image } if ($filetoread) { $infoImg = getimagesize($filetoread); // Recuperation des infos de l'image $ret['width'] = $infoImg[0]; // Largeur de l'image $ret['height'] = $infoImg[1]; // Hauteur de l'image } return $ret; } /** * Resize or crop an image file (Supported extensions are gif, jpg, png and bmp) * * @param string $file Path of file to resize/crop * @param int $mode 0=Resize, 1=Crop * @param int $newWidth Largeur maximum que dois faire l'image destination (0=keep ratio) * @param int $newHeight Hauteur maximum que dois faire l'image destination (0=keep ratio) * @param int $src_x Position of croping image in source image (not use if mode=0) * @param int $src_y Position of croping image in source image (not use if mode=0) * @return string File name if OK, error message if KO */ function dol_imageResizeOrCrop($file, $mode, $newWidth, $newHeight, $src_x = 0, $src_y = 0) { require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php'; global $conf, $langs; dol_syslog("dol_imageResizeOrCrop file=".$file." mode=".$mode." newWidth=".$newWidth." newHeight=".$newHeight." src_x=".$src_x." src_y=".$src_y); // Clean parameters $file = trim($file); // Check parameters if (!$file) { // Si le fichier n'a pas ete indique return 'Bad parameter file'; } elseif (!file_exists($file)) { // Si le fichier passe en parametre n'existe pas return $langs->trans("ErrorFileNotFound", $file); } elseif (image_format_supported($file) < 0) { return 'This filename '.$file.' does not seem to be an image filename.'; } elseif (!is_numeric($newWidth) && !is_numeric($newHeight)) { return 'Wrong value for parameter newWidth or newHeight'; } elseif ($mode == 0 && $newWidth <= 0 && $newHeight <= 0) { return 'At least newHeight or newWidth must be defined for resizing'; } elseif ($mode == 1 && ($newWidth <= 0 || $newHeight <= 0)) { return 'Both newHeight or newWidth must be defined for croping'; } $filetoread = realpath(dol_osencode($file)); // Chemin canonique absolu de l'image $infoImg = getimagesize($filetoread); // Recuperation des infos de l'image $imgWidth = $infoImg[0]; // Largeur de l'image $imgHeight = $infoImg[1]; // Hauteur de l'image if ($mode == 0) // If resize, we check parameters { if ($newWidth <= 0) { $newWidth = intval(($newHeight / $imgHeight) * $imgWidth); // Keep ratio } if ($newHeight <= 0) { $newHeight = intval(($newWidth / $imgWidth) * $imgHeight); // Keep ratio } } $imgfonction = ''; switch ($infoImg[2]) { case 1: // IMG_GIF $imgfonction = 'imagecreatefromgif'; break; case 2: // IMG_JPG $imgfonction = 'imagecreatefromjpeg'; break; case 3: // IMG_PNG $imgfonction = 'imagecreatefrompng'; break; case 4: // IMG_WBMP $imgfonction = 'imagecreatefromwbmp'; break; case 17: // IMG_WBMP $imgfonction = 'imagecreatefromwebp'; break; } if ($imgfonction) { if (!function_exists($imgfonction)) { // Fonctions de conversion non presente dans ce PHP return 'Resize not possible. This PHP does not support GD functions '.$imgfonction; } } // Initialisation des variables selon l'extension de l'image switch ($infoImg[2]) { case 1: // Gif $img = imagecreatefromgif($filetoread); $extImg = '.gif'; // File name extension of image $newquality = 'NU'; // Quality is not used for this format break; case 2: // Jpg $img = imagecreatefromjpeg($filetoread); $extImg = '.jpg'; $newquality = 100; // % quality maximum break; case 3: // Png $img = imagecreatefrompng($filetoread); $extImg = '.png'; $newquality = 0; // No compression (0-9) break; case 4: // Bmp $img = imagecreatefromwbmp($filetoread); $extImg = '.bmp'; $newquality = 'NU'; // Quality is not used for this format break; case 18: // Webp $img = imagecreatefromwebp($filetoread); $extImg = '.webp'; $newquality = '100'; // % quality maximum break; } // Create empty image if ($infoImg[2] == 1) { // Compatibilite image GIF $imgThumb = imagecreate($newWidth, $newHeight); } else { $imgThumb = imagecreatetruecolor($newWidth, $newHeight); } // Activate antialiasing for better quality if (function_exists('imageantialias')) { imageantialias($imgThumb, true); } // This is to keep transparent alpha channel if exists (PHP >= 4.2) if (function_exists('imagesavealpha')) { imagesavealpha($imgThumb, true); } // Initialisation des variables selon l'extension de l'image switch ($infoImg[2]) { case 1: // Gif $trans_colour = imagecolorallocate($imgThumb, 255, 255, 255); // On procede autrement pour le format GIF imagecolortransparent($imgThumb, $trans_colour); break; case 2: // Jpg $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 0); break; case 3: // Png imagealphablending($imgThumb, false); // Pour compatibilite sur certain systeme $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 127); // Keep transparent channel break; case 4: // Bmp $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 0); break; case 18: // Webp $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 127); break; } if (function_exists("imagefill")) imagefill($imgThumb, 0, 0, $trans_colour); dol_syslog("dol_imageResizeOrCrop: convert image from ($imgWidth x $imgHeight) at position ($src_x x $src_y) to ($newWidth x $newHeight) as $extImg, newquality=$newquality"); //imagecopyresized($imgThumb, $img, 0, 0, 0, 0, $thumbWidth, $thumbHeight, $imgWidth, $imgHeight); // Insere l'image de base redimensionnee imagecopyresampled($imgThumb, $img, 0, 0, $src_x, $src_y, $newWidth, $newHeight, ($mode == 0 ? $imgWidth : $newWidth), ($mode == 0 ? $imgHeight : $newHeight)); // Insere l'image de base redimensionnee $imgThumbName = $file; // Check if permission are ok //$fp = fopen($imgThumbName, "w"); //fclose($fp); // Create image on disk switch ($infoImg[2]) { case 1: // Gif imagegif($imgThumb, $imgThumbName); break; case 2: // Jpg imagejpeg($imgThumb, $imgThumbName, $newquality); break; case 3: // Png imagepng($imgThumb, $imgThumbName, $newquality); break; case 4: // Bmp imagewbmp($imgThumb, $imgThumbName); break; case 18: // Webp imagewebp($imgThumb, $imgThumbName, $newquality); break; } // Set permissions on file if (!empty($conf->global->MAIN_UMASK)) @chmod($imgThumbName, octdec($conf->global->MAIN_UMASK)); // Free memory. This does not delete image. imagedestroy($img); imagedestroy($imgThumb); clearstatcache(); // File was replaced by a modified one, so we clear file caches. return $imgThumbName; } /** * dolRotateImage if image is a jpg file. * Currently use an autodetection to know if we can rotate. * TODO Introduce a new parameter to force rotate. * * @param string $file_path Full path to image to rotate * @return boolean Success or not */ function dolRotateImage($file_path) { return correctExifImageOrientation($file_path, $file_path); } /** * Add exif orientation correction for image * * @param string $fileSource Full path to source image to rotate * @param string $fileDest string : Full path to image to rotate | false return gd img | null the raw image stream will be outputted directly * @param int $quality output image quality * @return bool : true on success or false on failure or gd img if $fileDest is false. */ function correctExifImageOrientation($fileSource, $fileDest, $quality = 95) { if (function_exists('exif_read_data')) { $exif = @exif_read_data($fileSource); if ($exif && isset($exif['Orientation'])) { $infoImg = getimagesize($fileSource); // Get image infos $orientation = $exif['Orientation']; if ($orientation != 1) { $img = imagecreatefromjpeg($fileSource); $deg = 0; switch ($orientation) { case 3: $deg = 180; break; case 6: $deg = 270; break; case 8: $deg = 90; break; } if ($deg) { if ($infoImg[2] === 'IMAGETYPE_PNG') // In fact there is no exif on PNG but just in case { imagealphablending($img, false); imagesavealpha($img, true); $img = imagerotate($img, $deg, imageColorAllocateAlpha($img, 0, 0, 0, 127)); imagealphablending($img, false); imagesavealpha($img, true); } else { $img = imagerotate($img, $deg, 0); } } // then rewrite the rotated image back to the disk as $fileDest if ($fileDest === false) { return $img; } else { // In fact there exif is only for JPG but just in case // Create image on disk $image = false; switch ($infoImg[2]) { case IMAGETYPE_GIF: // 1 $image = imagegif($img, $fileDest); break; case IMAGETYPE_JPEG: // 2 $image = imagejpeg($img, $fileDest, $quality); break; case IMAGETYPE_PNG: // 3 $image = imagepng($img, $fileDest, $quality); break; case IMAGETYPE_BMP: // 6 // Not supported by PHP GD break; case IMAGETYPE_WBMP: // 15 $image = imagewbmp($img, $fileDest); break; } // Free up memory (imagedestroy does not delete files): @imagedestroy($img); return $image; } } // if there is some rotation necessary } // if have the exif orientation info } // if function exists return false; } /** * Create a thumbnail from an image file (Supported extensions are gif, jpg, png and bmp). * If file is myfile.jpg, new file may be myfile_small.jpg * * @param string $file Path of source file to resize * @param int $maxWidth Largeur maximum que dois faire la miniature (-1=unchanged, 160 by default) * @param int $maxHeight Hauteur maximum que dois faire l'image (-1=unchanged, 120 by default) * @param string $extName Extension to differenciate thumb file name ('_small', '_mini') * @param int $quality Quality of compression (0=worst, 100=best) * @param string $outdir Directory where to store thumb * @param int $targetformat New format of target (IMAGETYPE_GIF, IMAGETYPE_JPG, IMAGETYPE_PNG, IMAGETYPE_BMP, IMAGETYPE_WBMP ... or 0 to keep old format) * @return string Full path of thumb or '' if it fails or 'Error...' if it fails */ function vignette($file, $maxWidth = 160, $maxHeight = 120, $extName = '_small', $quality = 50, $outdir = 'thumbs', $targetformat = 0) { require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php'; global $conf, $langs; dol_syslog("vignette file=".$file." extName=".$extName." maxWidth=".$maxWidth." maxHeight=".$maxHeight." quality=".$quality." outdir=".$outdir." targetformat=".$targetformat); // Clean parameters $file = trim($file); // Check parameters if (!$file) { // Si le fichier n'a pas ete indique return 'ErrorBadParameters'; } elseif (!file_exists($file)) { // Si le fichier passe en parametre n'existe pas dol_syslog($langs->trans("ErrorFileNotFound", $file), LOG_ERR); return $langs->trans("ErrorFileNotFound", $file); } elseif (image_format_supported($file) < 0) { dol_syslog('This file '.$file.' does not seem to be an image format file name.', LOG_WARNING); return 'ErrorBadImageFormat'; } elseif (!is_numeric($maxWidth) || empty($maxWidth) || $maxWidth < -1) { // Si la largeur max est incorrecte (n'est pas numerique, est vide, ou est inferieure a 0) dol_syslog('Wrong value for parameter maxWidth', LOG_ERR); return 'Error: Wrong value for parameter maxWidth'; } elseif (!is_numeric($maxHeight) || empty($maxHeight) || $maxHeight < -1) { // Si la hauteur max est incorrecte (n'est pas numerique, est vide, ou est inferieure a 0) dol_syslog('Wrong value for parameter maxHeight', LOG_ERR); return 'Error: Wrong value for parameter maxHeight'; } $filetoread = realpath(dol_osencode($file)); // Chemin canonique absolu de l'image $infoImg = getimagesize($filetoread); // Recuperation des infos de l'image $imgWidth = $infoImg[0]; // Largeur de l'image $imgHeight = $infoImg[1]; // Hauteur de l'image $ort = false; if (function_exists('exif_read_data')) { $exif = @exif_read_data($filetoread); if ($exif && !empty($exif['Orientation'])) { $ort = $exif['Orientation']; } } if ($maxWidth == -1) $maxWidth = $infoImg[0]; // If size is -1, we keep unchanged if ($maxHeight == -1) $maxHeight = $infoImg[1]; // If size is -1, we keep unchanged // Si l'image est plus petite que la largeur et la hauteur max, on ne cree pas de vignette if ($infoImg[0] < $maxWidth && $infoImg[1] < $maxHeight) { // On cree toujours les vignettes dol_syslog("File size is smaller than thumb size", LOG_DEBUG); //return 'Le fichier '.$file.' ne necessite pas de creation de vignette'; } $imgfonction = ''; switch ($infoImg[2]) { case IMAGETYPE_GIF: // 1 $imgfonction = 'imagecreatefromgif'; break; case IMAGETYPE_JPEG: // 2 $imgfonction = 'imagecreatefromjpeg'; break; case IMAGETYPE_PNG: // 3 $imgfonction = 'imagecreatefrompng'; break; case IMAGETYPE_BMP: // 6 // Not supported by PHP GD break; case IMAGETYPE_WBMP: // 15 $imgfonction = 'imagecreatefromwbmp'; break; } if ($imgfonction) { if (!function_exists($imgfonction)) { // Fonctions de conversion non presente dans ce PHP return 'Error: Creation of thumbs not possible. This PHP does not support GD function '.$imgfonction; } } // On cree le repertoire contenant les vignettes $dirthumb = dirname($file).($outdir ? '/'.$outdir : ''); // Chemin du dossier contenant les vignettes dol_mkdir($dirthumb); // Initialisation des variables selon l'extension de l'image $img = null; switch ($infoImg[2]) { case IMAGETYPE_GIF: // 1 $img = imagecreatefromgif($filetoread); $extImg = '.gif'; // Extension de l'image break; case IMAGETYPE_JPEG: // 2 $img = imagecreatefromjpeg($filetoread); $extImg = (preg_match('/\.jpeg$/', $file) ? '.jpeg' : '.jpg'); // Extension de l'image break; case IMAGETYPE_PNG: // 3 $img = imagecreatefrompng($filetoread); $extImg = '.png'; break; case IMAGETYPE_BMP: // 6 // Not supported by PHP GD $extImg = '.bmp'; break; case IMAGETYPE_WBMP: // 15 $img = imagecreatefromwbmp($filetoread); $extImg = '.bmp'; break; } if (!is_resource($img)) { dol_syslog('Failed to detect type of image. We found infoImg[2]='.$infoImg[2], LOG_WARNING); return 0; } $exifAngle = false; if ($ort && !empty($conf->global->MAIN_USE_EXIF_ROTATION)) { switch ($ort) { case 3: // 180 rotate left $exifAngle = 180; break; case 6: // 90 rotate right $exifAngle = -90; // changing sizes $trueImgWidth = $infoImg[1]; $trueImgHeight = $infoImg[0]; break; case 8: // 90 rotate left $exifAngle = 90; // changing sizes $trueImgWidth = $infoImg[1]; // Largeur de l'image $trueImgHeight = $infoImg[0]; // Hauteur de l'image break; } } if ($exifAngle) { $rotated = false; if ($infoImg[2] === 'IMAGETYPE_PNG') // In fact there is no exif on PNG but just in case { imagealphablending($img, false); imagesavealpha($img, true); $rotated = imagerotate($img, $exifAngle, imageColorAllocateAlpha($img, 0, 0, 0, 127)); imagealphablending($rotated, false); imagesavealpha($rotated, true); } else { $rotated = imagerotate($img, $exifAngle, 0); } // replace image with good orientation if (!empty($rotated)) { $img = $rotated; $imgWidth = $trueImgWidth; $imgHeight = $trueImgHeight; } } // Initialisation des dimensions de la vignette si elles sont superieures a l'original if ($maxWidth > $imgWidth) { $maxWidth = $imgWidth; } if ($maxHeight > $imgHeight) { $maxHeight = $imgHeight; } $whFact = $maxWidth / $maxHeight; // Facteur largeur/hauteur des dimensions max de la vignette $imgWhFact = $imgWidth / $imgHeight; // Facteur largeur/hauteur de l'original // Fixe les dimensions de la vignette if ($whFact < $imgWhFact) { // Si largeur determinante $thumbWidth = $maxWidth; $thumbHeight = $thumbWidth / $imgWhFact; } else { // Si hauteur determinante $thumbHeight = $maxHeight; $thumbWidth = $thumbHeight * $imgWhFact; } $thumbHeight = round($thumbHeight); $thumbWidth = round($thumbWidth); // Define target format if (empty($targetformat)) $targetformat = $infoImg[2]; // Create empty image if ($targetformat == IMAGETYPE_GIF) { // Compatibilite image GIF $imgThumb = imagecreate($thumbWidth, $thumbHeight); } else { $imgThumb = imagecreatetruecolor($thumbWidth, $thumbHeight); } // Activate antialiasing for better quality if (function_exists('imageantialias')) { imageantialias($imgThumb, true); } // This is to keep transparent alpha channel if exists (PHP >= 4.2) if (function_exists('imagesavealpha')) { imagesavealpha($imgThumb, true); } // Initialisation des variables selon l'extension de l'image // $targetformat is 0 by default, in such case, we keep original extension switch ($targetformat) { case IMAGETYPE_GIF: // 1 $trans_colour = imagecolorallocate($imgThumb, 255, 255, 255); // On procede autrement pour le format GIF imagecolortransparent($imgThumb, $trans_colour); $extImgTarget = '.gif'; $newquality = 'NU'; break; case IMAGETYPE_JPEG: // 2 $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 0); $extImgTarget = (preg_match('/\.jpeg$/i', $file) ? '.jpeg' : '.jpg'); $newquality = $quality; break; case IMAGETYPE_PNG: // 3 imagealphablending($imgThumb, false); // Pour compatibilite sur certain systeme $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 127); // Keep transparent channel $extImgTarget = '.png'; $newquality = $quality - 100; $newquality = round(abs($quality - 100) * 9 / 100); break; case IMAGETYPE_BMP: // 6 // Not supported by PHP GD $extImgTarget = '.bmp'; $newquality = 'NU'; break; case IMAGETYPE_WBMP: // 15 $trans_colour = imagecolorallocatealpha($imgThumb, 255, 255, 255, 0); $extImgTarget = '.bmp'; $newquality = 'NU'; break; } if (function_exists("imagefill")) imagefill($imgThumb, 0, 0, $trans_colour); dol_syslog("vignette: convert image from ($imgWidth x $imgHeight) to ($thumbWidth x $thumbHeight) as $extImg, newquality=$newquality"); //imagecopyresized($imgThumb, $img, 0, 0, 0, 0, $thumbWidth, $thumbHeight, $imgWidth, $imgHeight); // Insere l'image de base redimensionnee imagecopyresampled($imgThumb, $img, 0, 0, 0, 0, $thumbWidth, $thumbHeight, $imgWidth, $imgHeight); // Insere l'image de base redimensionnee $fileName = preg_replace('/(\.gif|\.jpeg|\.jpg|\.png|\.bmp)$/i', '', $file); // On enleve extension quelquesoit la casse $fileName = basename($fileName); //$imgThumbName = $dirthumb.'/'.getImageFileNameForSize(basename($file), $extName, $extImgTarget); // Full path of thumb file $imgThumbName = getImageFileNameForSize($file, $extName, $extImgTarget); // Full path of thumb file // Check if permission are ok //$fp = fopen($imgThumbName, "w"); //fclose($fp); // Create image on disk switch ($targetformat) { case IMAGETYPE_GIF: // 1 imagegif($imgThumb, $imgThumbName); break; case IMAGETYPE_JPEG: // 2 imagejpeg($imgThumb, $imgThumbName, $newquality); break; case IMAGETYPE_PNG: // 3 imagepng($imgThumb, $imgThumbName, $newquality); break; case IMAGETYPE_BMP: // 6 // Not supported by PHP GD break; case IMAGETYPE_WBMP: // 15 imagewbmp($imgThumb, $imgThumbName); break; } // Set permissions on file if (!empty($conf->global->MAIN_UMASK)) @chmod($imgThumbName, octdec($conf->global->MAIN_UMASK)); // Free memory. This does not delete image. imagedestroy($img); imagedestroy($imgThumb); return $imgThumbName; }