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js/swampy_browser/scripts/upload_image.php
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240
js/swampy_browser/scripts/upload_image.php
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<?php
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/**
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@name Swampy File and Image Manager (SwampyBrowser)
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@version 1.1
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@author Domas Labokas domas@htg.lt
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@date 2009 03 30
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@see http://www.swampyfoot.com
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@copyright 2009 SwampyFoot
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@license BSD
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**/
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include('../configs.php');
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include("../lang/$LANG.php");
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include('common.php');
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$dir = $_POST['dir'];
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$directory = $PUBLIC_HTML_DIR.$dir;
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if($dir == "")
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die(msg('alert', $DLG['select_dir']));
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if(!is_writable($directory))
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die(msg('error', $DLG['no_permission']));
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if(!validate_path($directory))
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die(msg('error', $DLG['invalid_dir']." <b>($dir)</b>"));
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if($_POST['upload'])
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{
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//cheking is file selected
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if($_FILES['file']['name']=="")
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die(stopUpload('alert', $DLG['select_file']));
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//geting file/path info
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$info = swampy_pathinfo($_FILES['file']['name']);
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$filename = ($_POST['filename'] != "") ? $_POST['filename'] : $info['filename'];
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$filename = format_filename($filename);
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//cheking file name
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if(ereg("[^a-zA-Z0-9._-]", $filename))
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die(stopUpload('alert',$DLG['invalid_filename']));
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//check is file name exists
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if(is_filename_exists($directory, $filename))
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die(stopUpload('alert', $DLG['file_exists']));
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$src_path = $_FILES['file']['tmp_name']; // Source image path from uploaded file
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$image_info = getimagesize($src_path); // Geting source image info width height type
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// Selecting operation to load image by its type
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switch($image_info[2])
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{
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case 1:// GIF
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$extension = ".gif";
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$src_image = @ ImageCreateFromGIF ($src_path);
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break;
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case 2:// JPEG
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$extension = ".jpg";
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$src_image = @ ImageCreateFromJPEG ($src_path);
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break;
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case 3:// PNG
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$extension = ".png";
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$src_image = @ ImageCreateFromPNG ($src_path);
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break;
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default:
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die(stopUpload('error', $DLG['invalid_img']));
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break;
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}
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//checking is image loaded
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if(!$src_image)
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die(stopUpload('error', $DLG['invalid_image']));
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$IMAGE_FORMATS['custom'] = $_POST['format']; // Adds custom format to IMAGE FORMAT list from configure file
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array_push($_POST['formats'], "mthumb"); // Adds manager thumb format
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//seting orginal width and height from image info
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$src_w = $image_info[0]; //width
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$src_h = $image_info[1]; //height
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$src_ratio = $src_w / $src_h; //source image width/height ratio
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umask(0002);
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//making images by selected formats
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foreach($_POST['formats'] as $fid)
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{
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$format = $IMAGE_FORMATS[$fid];
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if(!$format['width'] && $format['height'])
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$format['width'] = round($format['height'] * $src_ratio);
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if($format['width'] && !$format['height'])
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$format['height'] = round($format['width'] / $src_ratio);
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$width = $format['width'] ? $format['width'] : $src_w;
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$height = $format['height'] ? $format['height'] : $src_h;
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$dst_x = $dst_y = $src_x = $src_y = 0;
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$format_ratio = $width / $height; //image format ratio
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//formating image parameter by scale type
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switch($format['scale'])
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{
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case "crop":
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$dst_w = ($format_ratio < $src_ratio) ? round($height * $src_ratio) : $width;
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$dst_h = ($format_ratio > $src_ratio) ? round($width / $src_ratio) : $height;
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$dst_x = ($width/2) - ($dst_w/2);
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$dst_y = ($height/2) - ($dst_h/2);
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break;
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case "addbg":
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$dst_w = ($format_ratio > $src_ratio) ? round($height * $src_ratio) : $width;
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$dst_h = ($format_ratio < $src_ratio) ? round($width / $src_ratio) : $height;
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$dst_x = ($width/2) - ($dst_w/2);
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$dst_y = ($height/2) - ($dst_h/2);
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break;
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case "max":
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$width = $dst_w = ($format_ratio > $src_ratio) ? round($height * $src_ratio) : $width;
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$height = $dst_h = ($format_ratio < $src_ratio) ? round($width / $src_ratio) : $height;
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break;
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case "stretch":
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$dst_w = $width;
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$dst_h = $height;
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break;
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case "orginal":
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default:
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$width = $dst_w = $src_w;
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$height = $dst_h = $src_h;
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break;
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}
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$dst_image = imageCreateTrueColor($width, $height);
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//creates image backgound color
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if($format['scale'] == "addbg")
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{
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$r = hexdec(substr($format['bg'],0,2));
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$g = hexdec(substr($format['bg'],2,2));
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$b = hexdec(substr($format['bg'],4,2));
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$color = imagecolorallocate($dst_image, $r, $g, $b);
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imagefill($dst_image, 0, 0, $color);
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}
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imagecopyresampled($dst_image, $src_image, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h);
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//image masking
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if($format['mask'])
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{
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$mask_image = ImageCreateFromPNG($PUBLIC_HTML_DIR.$format['mask']);
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imagealphablending($mask_image, 1);
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imagecopy($dst_image, $mask_image, 0, 0, 0, 0, $dst_w, $dst_h);
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}
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if(!file_exists($directory.$format['dir'])) //Creating directory if needed
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mkdir($directory.$format['dir'], 0775);
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$ext = $format['ext'] ? ".".$format['ext'] : $extension; //seting extension format
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$file = $filename.$ext; //seting full file name
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$dst_path = $directory.$format['dir'].$file; //image destination path
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switch($ext) //creating image by selected extension format
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{
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case ".jpg":
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imagejpeg($dst_image, $dst_path);
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break;
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case ".png":
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imagepng($dst_image, $dst_path, 9);
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break;
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case ".gif":
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imagegif($dst_image, $dst_path);
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break;
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}
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imagedestroy($dst_image); //frees any memory associated with destination image image
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}
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$file = $filename.$extension;
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$msg = rawurlencode("<b>'$filename'</b> {$DLG['upload_success']}<br><a href=\"javascript:browser.insertImage('$file');\">{$DLG['insert_uploaded']}</a>");
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die(stopUpload('done', $msg));
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}
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?>
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<iframe id="upload_target" name="upload_target" src="#" style="width:0px;height:0px;border:0px solid #fff;"></iframe>
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<form id="upload_form" action="scripts/upload_image.php" method="post" enctype="multipart/form-data" target="upload_target" onsubmit="browser.upload.start(this);" >
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<input type="hidden" name="MAX_FILE_SIZE" value="5000000" />
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<p class="info" ><?php echo $DLG['select_to_upload']; ?></p>
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<table>
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<tr><td><?php echo $DLG['dir'];?>: </td><td><input type="input" name="dir" value="<?php echo $dir;?>" readonly/></td></tr>
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<tr><td><?php echo $DLG['file_to_upload'];?>:</td><td><input class="file_input" type="file" name="file" accept="image/*,image/jpg,image/png,image/gif" /></td></tr>
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<tr><td><?php echo $DLG['as_file_name'];?>:</td><td><input type="input" name="filename" /></td></tr>
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</table>
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<hr>
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<p class="info" ><?php echo $DLG['select_img_format'];?></p>
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<table width="100%">
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<tr>
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<th> </th>
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<th><?php echo $DLG['format'];?></th>
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<th><?php echo $DLG['width'];?></th>
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<th><?php echo $DLG['height'];?></th>
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<th><?php echo $DLG['scale_type'];?></th>
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<th><?php echo $DLG['bg'];?></th>
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<tr>
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<tr>
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<td><input type="radio" name="formats[]" value="custom"/></td>
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<td><?php echo $DLG['custom'];?></td>
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<td><input type="text" name="format[width]" size="4" value="0"/>px</td>
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<td><input type="text" name="format[height]" size="4" value="0"/>px</td>
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<td>
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<select name="format[scale]">
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<?php
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foreach($SCALE_TYPES as $type => $title)
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echo "<option value='$type'>$title</option>";
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?>
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</select>
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</td>
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<td>#<input type="text" name="format[bg]" size="5" value="FFFFFF"/></td>
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</tr>
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<?php
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array_shift($IMAGE_FORMATS);
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foreach($IMAGE_FORMATS as $id => $format)
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{
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$options = ($id == "orginal") ? "type='radio' checked" : "type='checkbox'";
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echo "<tr>";
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echo "<td><input $options name='formats[]' value='$id'/></td>";
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echo "<td>{$format['title']}</td>";
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echo "<td>{$format['width']}</td>";
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echo "<td>{$format['height']}</td>";
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echo "<td>".$SCALE_TYPES[$format['scale']]."</td>";
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echo "<td><div style='background:#{$format['bg']};border:1px solid black;width:16px;height:16px;'></div></td>";
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echo "</tr>";
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}
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?>
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</table>
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<hr>
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<input type="submit" name="upload" value="<?php echo $DLG['upload'];?>" />
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<div id="upload_messages"></div>
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</form>
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<div id="loading_form" style="text-align:center;display:none;">
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<p><?php echo $DLG['uploading'];?>...</p>
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<p><img src='styles/images/file-loader.gif' align='middle'/></p>
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</div>
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