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Change the document thumbnails to mark with mimetype icon
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Nathan Gray
parent
32596fb0e0
commit
9ccb5f7a14
@ -282,9 +282,11 @@ function exif_thumbnail_load($file)
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* otherwise the gd-image is returned.
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*
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* @param string $file the file which to load
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* @param int $maxw the maximum width of the thumbnail
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* @param int $maxh the maximum height of the thumbnail
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* @returns boolean|resource false or a gd_image
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*/
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function gd_image_load($file)
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function gd_image_load($file,$maxw,$maxh)
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{
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// Get mime type
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list($type, $image_type) = explode('/', egw_vfs::mime_content_type($file));
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@ -310,15 +312,40 @@ function gd_image_load($file)
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}
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else if ($type == 'application')
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{
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$thumb = false;
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if(strpos($image_type,'vnd.oasis.opendocument.') === 0)
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{
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// OpenDocuments have thumbnails inside already
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return get_opendocument_thumbnail($file);
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$thumb = get_opendocument_thumbnail($file);
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}
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else if($image_type == 'pdf')
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{
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return get_pdf_thumbnail($file);
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$thumb = get_pdf_thumbnail($file);
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}
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else if (strpos($image_type, 'vnd.openxmlformats-officedocument.') === 0)
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{
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// TODO: Figure out how this can be done reliably
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//$thumb = get_msoffice_thumbnail($file);
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}
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// Mark it with mime type icon
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if($thumb)
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{
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// Need to scale first, or the mark will be wrong size
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$scaled = get_scaled_image_size(imagesx($thumb), imagesy($thumb), $maxw, $maxh);
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if ($scaled !== false)
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{
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list($sw, $sh) = $scaled;
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//Now scale it down
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$img_dst = gd_create_transparent_image($sw, $sh);
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imagecopyresampled($img_dst, $thumb, 0, 0, 0, 0, $sw, $sh, imagesx($thumb), imagesy($thumb));
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$thumb = $img_dst;
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}
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$mime = egw_vfs::mime_content_type($file);
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corner_tag($thumb, $tag_image, $mime);
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imagedestroy($tag_image);
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}
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return $thumb;
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}
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return false;
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}
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@ -346,7 +373,7 @@ function get_opendocument_thumbnail($file)
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$thumbnail_url = 'zip://'.$archive.'#Thumbnails/thumbnail.png';
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$image = imagecreatefromstring(file_get_contents($thumbnail_url));
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unlink($archive);
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/*
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// Mask it with a color by type
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$mask = imagecreatefrompng('templates/default/images/opendocument.png');
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if($image)
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@ -369,6 +396,8 @@ function get_opendocument_thumbnail($file)
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imagefilter($mask, IMG_FILTER_COLORIZE, $filter_color[0],$filter_color[1],$filter_color[2] );
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imagecopyresampled($image, $mask,0,0,0,0,imagesx($image),imagesy($image),imagesx($mask),imagesy($mask));
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}
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*
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*/
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return $image;
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}
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@ -395,11 +424,53 @@ function get_pdf_thumbnail($file)
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$im->setresolution(300, 300);
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$gd = imagecreatefromstring($im->getimageblob());
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//$mask = imagecreatefrompng('templates/default/images/mask_pdf.png');
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//imagecopyresampled($image, $mask,0,0,0,0,imagesx($mask),imagesy($mask),imagesx($mask),imagesy($mask));
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return $gd;
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}
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/**
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* Put the tag image in the corner of the target image
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*
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* Used for thumbnails of documents, so you can still see the mime type
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*
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* @param resource $target_image
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* @param resource|null $tag_image
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* @param string|null $mime Use correct mime type icon instead of $tag_image
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*/
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function corner_tag(&$target_image, &$tag_image, $mime)
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{
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$target_width = imagesx($target_image);
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$target_height = imagesy($target_image);
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// Find mime image, if no tag image set
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if(!$tag_image && $mime)
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{
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list($app, $icon) = explode('/', egw_vfs::mime_icon($mime), 2);
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list(, $path) = explode($GLOBALS['egw_info']['server']['webserver_url'],
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common::image($app, $icon), 2);
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$dst = EGW_SERVER_ROOT.$path;
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$tag_image = imagecreatefrompng($dst);
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}
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// Find correct size - max 1/3 target
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$tag_size = get_scaled_image_size(imagesx($tag_image), imagesy($tag_image), $target_width / 3, $target_height / 3);
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if(!$tag_size) return;
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list($tag_width,$tag_height) = $tag_size;
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// Put it in
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if($mime)
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{
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imagecopyresampled($target_image,$tag_image,
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$target_width - $tag_width,
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$target_height - $tag_height,
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0,0,
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$tag_width,
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$tag_height,
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imagesx($tag_image),
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imagesy($tag_image)
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);
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}
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}
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/**
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* Create an gd_image with transparent background.
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*
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@ -445,7 +516,7 @@ function gd_create_transparent_image($w, $h)
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function gd_image_thumbnail($file, $maxw, $maxh, $minw, $minh)
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{
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//Load the image
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if (($img_src = gd_image_load($file)) !== false)
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if (($img_src = gd_image_load($file,$maxw,$maxh)) !== false)
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{
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//Get the constraints of the image
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$w = imagesx($img_src);
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@ -136,7 +136,15 @@ egw.extend('images', egw.MODULE_GLOBAL, function() {
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}
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else if (typeof _path == 'string' && (type[0] == 'image' && type[1].match(/^(png|jpe?g|gif|bmp)$/) ||
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type[0] == 'application' && (type[1].indexOf('vnd.oasis.opendocument.') === 0 || type[1] == 'pdf')))
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type[0] == 'application' && (
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// Open Document
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type[1].indexOf('vnd.oasis.opendocument.') === 0 ||
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// PDF
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type[1] == 'pdf' ||
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// Microsoft
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type[1].indexOf('vnd.openxmlformats-officedocument.') === 0
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)
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))
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{
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var params = { 'path': _path, 'thsize': this.config('link_list_thumbnail') || 64};
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if (_mtime) params.mtime = _mtime;
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