196 lines
5.3 KiB
PHP
Executable File
196 lines
5.3 KiB
PHP
Executable File
<?php
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require_once('../../config/config.inc.php');
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require_once('../init.php');
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/**
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* image save function
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* @author Logan Cai (cailongqun [at] yahoo [dot] com [dot] cn)
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* @link www.phpletter.com
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* @since 22/May/2007
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*
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*/
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require_once(dirname(__FILE__) . DIRECTORY_SEPARATOR . "inc" . DIRECTORY_SEPARATOR . "config.php");
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$error = "";
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$info = "";
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if (CONFIG_SYS_VIEW_ONLY || !CONFIG_OPTIONS_EDITABLE)
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{
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$error = SYS_DISABLED;
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}
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elseif (empty($_POST['path']))
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{
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$error = IMG_SAVE_EMPTY_PATH;
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}elseif (!file_exists($_POST['path']))
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{
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$error = IMG_SAVE_NOT_EXISTS;
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}elseif (!isUnderRoot($_POST['path']))
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{
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$error = IMG_SAVE_PATH_DISALLOWED;
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}elseif (($sessionDir = $session->getSessionDir()) == '')
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{
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$error = SESSION_PERSONAL_DIR_NOT_FOUND;
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}
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else
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{
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require_once(CLASS_HISTORY);
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$history = new History($_POST['path'], $session);
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if (!empty($_POST['mode']))
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{
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//get the original image which is the lastest session image if any when the system is in demo
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$lastestSessionImageInfo = $history->getLastestRestorable();
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if (sizeof($lastestSessionImageInfo) && CONFIG_SYS_DEMO_ENABLE)
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{
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$originalSessionImageInfo = $history->getOriginalImage();
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if (sizeof($originalSessionImageInfo))
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{
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$originalImage = $sessionDir . $originalSessionImageInfo['info']['name'];
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}
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}
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if (empty($originalImage))
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{
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$originalImage = $_POST['path'];
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}
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include_once(CLASS_IMAGE);
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$image = new Image();
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if ($image->loadImage($originalImage))
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{
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switch($_POST['mode'])
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{
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case "resize":
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if (!$image->resize($_POST['width'], $_POST['height'], (!empty($_POST['constraint'])?true:false)))
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{
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$error = IMG_SAVE_RESIZE_FAILED;
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}
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break;
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case "crop":
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if (!$image->crop($_POST['x'], $_POST['y'], $_POST['width'], $_POST['height']))
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{
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$error = IMG_SAVE_CROP_FAILED;
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}
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break;
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case "flip":
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if (!$image->flip($_POST['flip_angle']))
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{
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$error = IMG_SAVE_FLIP_FAILED;
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}
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break;
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case "rotate":
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if (!$image->rotate((int)($_POST['angle'])))
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{
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$error = IMG_SAVE_ROTATE_FAILED;
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}
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break;
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default:
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$error = IMG_SAVE_UNKNOWN_MODE;
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}
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if (empty($error))
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{
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$sessionNewPath = $sessionDir . uniqid(md5(time())) . "." . getFileExt($_POST['path']);
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if (!@copy($originalImage, $sessionNewPath))
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{//keep a copy under the session folder
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$error = IMG_SAVE_BACKUP_FAILED;
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}else
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{
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$isSaveAsRequest = (!empty($_POST['new_name']) && !empty($_POST['save_to'])?true:false);
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//save the modified image
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$sessionImageInfo = array('name'=>basename($sessionNewPath), 'restorable'=>1);
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$history->add($sessionImageInfo);
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if (CONFIG_SYS_DEMO_ENABLE)
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{//demo only
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if (isset($originalSessionImageInfo) && sizeof($originalSessionImageInfo))
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{
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$imagePath = $sessionDir . $originalSessionImageInfo['info']['name'];
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}else
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{
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$imagePath = $sessionDir . uniqid(md5(time())) . "." . getFileExt($_POST['path']);
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}
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}else
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{
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if ($isSaveAsRequest)
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{//save as request
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//check save to folder if exists
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$imagePath = addTrailingSlash(backslashToSlash($_POST['save_to'])) . $_POST['new_name'] . "." . getFileExt($_POST['path']);
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if (!file_exists($_POST['save_to']) || !is_dir($_POST['save_to']))
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{
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$error = IMG_SAVE_AS_FOLDER_NOT_FOUND;
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}elseif (file_exists($imagePath))
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{
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$error = IMG_SAVE_AS_NEW_IMAGE_EXISTS;
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}elseif (!preg_match("/^[a-zA-Z0-9_\- ]+$/", $_POST['new_name']))
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{
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$error = IMG_SAVE_AS_ERR_NAME_INVALID;
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}
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}else
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{//save request
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$imagePath = $originalImage;
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}
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}
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if ($image->saveImage($imagePath))
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{
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if (CONFIG_SYS_DEMO_ENABLE)
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{
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if (!isset($originalSessionImageInfo) || !sizeof($originalSessionImageInfo))
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{//keep this original image information on session for future reference if demo only
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$originalSessionImageInfo = array('name'=>basename($imagePath), 'restorable'=>0, 'is_original'=>1);
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$history->add($originalSessionImageInfo);
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}
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}
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$imageInfo = $image->getFinalImageInfo();
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}else
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{
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$error = IMG_SAVE_FAILED;
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}
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if (isset($imageInfo))
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{
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$info .= ",width:" . $imageInfo['width'] . "";
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$info .= ",height:" . $imageInfo['height'] . "";
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$info .= ",size:'" . transformFileSize($imageInfo['size']) . "'";
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if ($isSaveAsRequest)
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{
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$info .= ",save_as:'1'";
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}else
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{
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$info .= ",save_as:'0'";
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}
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$info .= ",folder_path:'" . dirname($imagePath) . "'";
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$info .= ",path:'" . backslashToSlash($imagePath) . "'";
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}
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}
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}
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}else
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{
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$error = IMG_SAVE_IMG_OPEN_FAILED;
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}
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}else
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{
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$error = IMG_SAVE_UNKNOWN_MODE;
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}
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}
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echo "{";
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echo "error:'" . $error . "'";
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if (isset($image) && is_object($image))
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{
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$image->DestroyImages();
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}
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echo $info;
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echo ",history:" . (isset($history) && is_object($history)?($history->getNumRestorable()):0) . "";
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echo "}";
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?>
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