From 6f9b9a96efa8fe19f77a0df59bd6bacf74184455 Mon Sep 17 00:00:00 2001
From: Anthony Borghi <anthony.borghi@veremes.com>
Date: Tue, 30 Oct 2018 12:14:44 +0100
Subject: [PATCH] Auto image resampling on upload
Move re sampling function from vitis mother class to phpUtil.
Call of this function when an image file is uploaded on the server with height/width values.
---
vas/rest/class/vmlib/phpUtil.inc | 192 +++++++++++++++++++++++++-----
vas/rest/ws/vitis/Vitis.class.inc | 85 -------------
2 files changed, 163 insertions(+), 114 deletions(-)
diff --git a/vas/rest/class/vmlib/phpUtil.inc b/vas/rest/class/vmlib/phpUtil.inc
index ba7d89ab..f5e5d11b 100755
--- a/vas/rest/class/vmlib/phpUtil.inc
+++ b/vas/rest/class/vmlib/phpUtil.inc
@@ -119,6 +119,16 @@ function stripslashes_deep($aString) {
$sErrorMsg .= FILE_LABEL_PHPUTIL . $aFileValues['name'] . ERROR_EXCEED_MAX_SIZE_PHP . ' (' . $sMaxSize . LABEL_BYTES_PHPUTIL . ').';
}
+ // si c'est une image avec les infos de taille final on resample
+ if($sFileType === "image" && (isset($aFileValues["width"]) && isset($aFileValues["height"]))){
+ $sTmpFile = pictureResampler($sTmpFile, $aFileValues["width"], $aFileValues["height"], 0, 0, 0, 0, $sFileExtension);
+ if(!$sTmpFile){
+ $bAllowUpload = false;
+ writeToErrorLog(ERROR_COPYING_FILE . $aFileValues['name'] . ON_SERVER_PHPUTIL . ', while resampling picture, ' . $sServerPath);
+ $sErrorMsg = ERROR_COPYING_FILE . $aFileValues['name'] . ON_SERVER_PHPUTIL . '.';
+ }
+ }
+
//Lance l'upload.
if ($bAllowUpload) {
if ($properties['fileS3Uploader']){
@@ -175,35 +185,43 @@ function stripslashes_deep($aString) {
*@param $aValues $aValues to copy file in tmp.
*@return $aFileStruct FileStuct or null if an error block the write in tmp.
*/
- function extractFileStruct ($sField, $aValues = null){
- global $properties;
- if (empty($aValues)){
- // Extract From Post $File Struct
- return $aFileStruc = array(
- "name" => $_FILES[$sField]['name'],
- "tmp_name" => $_FILES[$sField]['tmp_name'],
- "error" => $_FILES[$sField]['error'],
- "size" => $_FILES[$sField]['size']
- );
- } else {
- // Extraction de $aValues, on le met dans tmp pour préparer la copie dans upload file
- $sTmpFile = $properties['extract_dir'] . "/" . getUniqRandomId();
- $oFile = fopen($sTmpFile, 'w+');
- if (!$oFile){
- writeToErrorLog("Can't open file in " . $properties['extract_dir']);
- return null;
- }else{
- fwrite($oFile, $aValues[$sField . "_file"]);
- fclose($oFile);
- return $aFileStruc = array(
- "name" => $aValues[$sField . "_name"],
- "tmp_name" => $sTmpFile,
- "error" => "0",
- "size" => filesize($sTmpFile)
- );
- }
- }
- }
+ function extractFileStruct ($sField, $aValues = null){
+ global $properties;
+ $aFileStruc = array();
+ if (!isset($aValues[$sField . "_name"])){
+ // Extract From Post $File Struct
+ $aFileStruc = array(
+ "name" => $_FILES[$sField]['name'],
+ "tmp_name" => $_FILES[$sField]['tmp_name'],
+ "error" => $_FILES[$sField]['error'],
+ "size" => $_FILES[$sField]['size']
+ );
+ } else {
+ // Extraction de $aValues, on le met dans tmp pour préparer la copie dans upload file
+ $sTmpFile = $properties['extract_dir'] . "/" . getUniqRandomId();
+ $oFile = fopen($sTmpFile, 'w+');
+ if (!$oFile){
+ writeToErrorLog("Can't open file in " . $properties['extract_dir']);
+ return null;
+ }else{
+ fwrite($oFile, $aValues[$sField . "_file"]);
+ fclose($oFile);
+ $aFileStruc = array(
+ "name" => $aValues[$sField . "_name"],
+ "tmp_name" => $sTmpFile,
+ "error" => "0",
+ "size" => filesize($sTmpFile)
+ );
+ }
+ }
+
+ if(isset($aValues[$sField . "_width"]) && isset($aValues[$sField . "_height"])){
+ $aFileStruc["width"] = $aValues[$sField . "_width"];
+ $aFileStruc["height"] = $aValues[$sField . "_height"];
+ }
+
+ return $aFileStruc;
+ }
/**
*This method upload a file in ws_data.
*@file vmlib/phpUtil.inc
@@ -1200,6 +1218,122 @@ function copyDirectory($src,$dst) {
closedir($dir);
}
+/**
+ *This method will resample a picture. Preserve picture ratio.
+ *@file vmlib/phpUtil.inc
+ *@param $sFilePath Path to the picture on the server.
+ *@param $iDstWidth Final Width.
+ *@param $iDstHeight Final Height.
+ *@param $iCropX Number of pixel to crop (horizontal).
+ *@param $iCropY Number of pixel to crop (vertical).
+ *@param $iOffsetX Number of pixel to begin the resampling (horizontal).
+ *@param $iOffsetY Number of pixel to begin the resampling (vertical).
+ *@param $sType Picture file extension if known.
+ *@return $sPath Path of the resampled picture or false if error.
+ */
+function pictureResampler($sFilePath, $iDstWidth, $iDstHeight, $iCropX = 0, $iCropY = 0, $iOffsetX = 0, $iOffsetY = 0, $sType = null) {
+ // récupération de l'extension pour ouverture du fichier
+ if(empty($sType)){
+ $sType = extension($sFilePath);
+ }
+ // Récupération du format de la source
+ list($iCurrentWidth, $iCurrentHeight) = getimagesize($sFilePath);
+ list($width, $height) = sizeCalculator($iCurrentWidth, $iCurrentHeight, $iDstWidth, $iDstHeight);
+ // Ouverture de la ressource return false si format non réconnu
+ switch ($sType) {
+ case 'bmp':
+ $img = imagecreatefromwbmp($sFilePath);
+ break;
+ case 'gif':
+ $img = imagecreatefromgif($sFilePath);
+ break;
+ case 'jpg':
+ case 'jpeg':
+ $img = imagecreatefromjpeg($sFilePath);
+ break;
+ case 'png':
+ $img = imagecreatefrompng($sFilePath);
+ break;
+ default :
+ return false;
+ }
+ //Suppression du fichier sinon problème de réouverture après si jpg et doublon si autre format
+ unlink($sFilePath);
+
+ if ($img === false) {
+ writeToErrorLog("ERROR : Vitis cannot open this file");
+ return false;
+ }
+ // création de l'image de sortie
+ $image_p = imagecreatetruecolor($width, $height);
+ $white = imagecolorallocate($image_p, 255, 255, 255);
+ imagefill($image_p, 0, 0, $white);
+ // resizer
+ if (!imagecopyresampled($image_p, $img, $iOffsetX, $iOffsetY, $iCropX, $iCropY, $width, $height, $iCurrentWidth, $iCurrentHeight)) {
+ writeToErrorLog("ERROR : Vitis cannot resampling the picture");
+ return false;
+ }
+ // transformation au format jpeg pour supprimer l'alpha et gagner en taille du fichier
+ $dst = $sFilePath;
+ if (strpos($sFilePath, ".") > -1){
+ $aPath = explode(".", $sFilePath);
+ $aPath[count($aPath) - 1] = "jpg";
+ $dst = implode(".", $aPath);
+ }
+
+ // Enregistrement du jpeg
+ if (!imagejpeg($image_p, $dst)) {
+ writeToErrorLog("ERROR : Vitis failed to write this picture");
+ return false;
+ }
+ // Libération espace mémoire
+ imagedestroy($image_p);
+ imagedestroy($img);
+ // retour du nouveau nom de fichier
+ return $dst;
+}
+
+/**
+ *This method will process the final height/width for resampling a picture by preserve initial ratio.
+ *@file vmlib/phpUtil.inc
+ *@param $iCurrentWidth Width of the picture.
+ *@param $iCurrentHeight Height of the picture.
+ *@param $iTargetWidth Maximum final width of the picture.
+ *@param $iTargetHeight Maximum final height of the picture.
+ *@return $aSize couple width, height for resample the picture.
+ */
+function sizeCalculator($iCurrentWidth, $iCurrentHeight, $iTargetWidth, $iTargetHeight) {
+ $iWidth = $iTargetWidth;
+ $iHeight = $iTargetHeight;
+ // si image plus grande on retourne les cibles
+ if ($iCurrentWidth > $iTargetWidth && $iCurrentHeight > $iTargetHeight) {
+ return array($iTargetWidth, $iTargetHeight);
+ }
+ // On détermine si on conserve la largeur ou la hauteur
+ if ($iCurrentWidth > $iTargetWidth && $iCurrentHeight < $iTargetHeight) {
+ $iHeight = $iCurrentHeight * $iTargetWidth / $iCurrentWidth;
+ $iWidth = $iTargetWidth;
+ } else if ($iCurrentWidth < $iTargetWidth && $iCurrentHeight > $iTargetHeight) {
+ $iHeight = $iTargetHeight;
+ $iWidth = $iCurrentWidth * $iTargetHeight / $iCurrentHeight;
+ } else {
+ // dans ce cas les les deux distance sont plus petite que le but on
+ // calcul donc le delta pour déterminer quel coté est gardé
+ $fDeltaWidth = $iCurrentWidth / $iTargetWidth;
+ $fDeltaHeight = $iCurrentHeight / $iTargetHeight;
+ if ($iDeltaWidth < $iDeltaHeight) {
+ $iHeight = $iCurrentHeight;
+ $iWidth = $iCurrentHeight * $iTargetWidth / $iTargetHeight;
+ } else {
+ $iWidth = $iCurrentWidth;
+ $iHeight = $iCurrentWidth * $iTargetHeight / $iTargetWidth;
+ }
+ }
+
+ return array($iWidth, $iHeight);
+}
+
+
// end of class
/**
diff --git a/vas/rest/ws/vitis/Vitis.class.inc b/vas/rest/ws/vitis/Vitis.class.inc
index e6022e65..40d43aa7 100644
--- a/vas/rest/ws/vitis/Vitis.class.inc
+++ b/vas/rest/ws/vitis/Vitis.class.inc
@@ -1463,91 +1463,6 @@ class Vitis extends DbClass {
return $sRelation;
}
- function pictureResampler($sFilePath, $iDstWidth, $iDstHeight, $iCropX = 0, $iCropY = 0, $iOffsetX = 0, $iOffsetY = 0) {
- // récupération de l'extension pour ouverture du fichier
- $sType = strtolower(substr(strrchr($sFilePath, "."), 1));
- if ($sType == 'jpeg' || $sType == 'JPG') {
- $sType = 'jpg';
- }
- // Récupération du format de la source
- list($iCurrentWidth, $iCurrentHeight) = getimagesize($sFilePath);
- list($width, $height) = $this->sizeCalculator($iCurrentWidth, $iCurrentHeight, $iDstWidth, $iDstHeight);
- // Ouverture de la ressource return false si format non réconnu
- switch ($sType) {
- case 'bmp': $img = imagecreatefromwbmp($sFilePath);
- break;
- //case 'gif': $img = imagecreatefromgif($sFilePath);
- // break;
- case 'jpg': $img = imagecreatefromjpeg($sFilePath);
- break;
- case 'png': $img = imagecreatefrompng($sFilePath);
- break;
- default :
- return false;
- }
- //Suppression du fichier sinon problème de réouverture après si jpg et doublon si autre format
- unlink($sFilePath);
-
- if ($img === false) {
- writeToErrorLog("ERROR : Vitis cannot open this file");
- return false;
- }
- // création de l'image de sortie
- $image_p = imagecreatetruecolor($width, $height);
- $white = imagecolorallocate($image_p, 255, 255, 255);
- imagefill($image_p, 0, 0, $white);
- // resizer
- if (!imagecopyresampled($image_p, $img, $iOffsetX, $iOffsetY, $iCropX, $iCropY, $width, $height, $iCurrentWidth, $iCurrentHeight)) {
- writeToErrorLog("ERROR : Vitis cannot resampling the picture");
- return false;
- }
- // transformation au format jpeg pour supprimer l'alpha et gagner en taille du fichier
- $aPath = explode(".", $sFilePath);
- $aPath[count($aPath) - 1] = "jpg";
- $dst = implode(".", $aPath);
- // Enregistrement du jpeg
- if (!imagejpeg($image_p, $dst)) {
- writeToErrorLog("ERROR : Vitis failed to write this picture");
- return false;
- }
- // Libération espace mémoire
- imagedestroy($image_p);
- imagedestroy($img);
- // retour du nouveau nom de fichier
- return $dst;
- }
-
- function sizeCalculator($iCurrentWidth, $iCurrentHeight, $iTargetWidth, $iTargetHeight) {
- $iWidth = $iTargetWidth;
- $iHeight = $iTargetHeight;
- // si image plus grande on retourne les cibles
- if ($iCurrentWidth > $iTargetWidth && $iCurrentHeight > $iTargetHeight) {
- return array($iTargetWidth, $iTargetHeight);
- }
- // On détermine si on conserve la largeur ou la hauteur
- if ($iCurrentWidth > $iTargetWidth && $iCurrentHeight < $iTargetHeight) {
- $iHeight = $iCurrentHeight * $iTargetWidth / $iCurrentWidth;
- $iWidth = $iTargetWidth;
- } else if ($iCurrentWidth < $iTargetWidth && $iCurrentHeight > $iTargetHeight) {
- $iHeight = $iTargetHeight;
- $iWidth = $iCurrentWidth * $iTargetHeight / $iCurrentHeight;
- } else {
- // dans ce cas les les deux distance sont plus petite que le but on
- // calcul donc le delta pour déterminer quel coté est gardé
- $fDeltaWidth = $iCurrentWidth / $iTargetWidth;
- $fDeltaHeight = $iCurrentHeight / $iTargetHeight;
- if ($iDeltaWidth < $iDeltaHeight) {
- $iHeight = $iCurrentHeight;
- $iWidth = $iCurrentHeight * $iTargetWidth / $iTargetHeight;
- } else {
- $iWidth = $iCurrentWidth;
- $iHeight = $iCurrentWidth * $iTargetHeight / $iTargetWidth;
- }
- }
-
- return array($iWidth, $iHeight);
- }
-
/**
* Structure date in selectedField array
* @param string $sField
--
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