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[+] Exif Description #453

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[+] Exif Description #453

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b0eeab0
[+] Exif Description
0xb0ba Oct 27, 2015
6542b1e
comments from oparoz
0xb0ba Oct 27, 2015
cb06815
remove debug
0xb0ba Oct 27, 2015
d3f057c
Node API here instead of a private API
0xb0ba Oct 28, 2015
93fc021
3 line for description
0xb0ba Oct 29, 2015
cbdca38
description for public galleries
0xb0ba Nov 2, 2015
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12 changes: 12 additions & 0 deletions appinfo/routes.php
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,12 @@
'url' => '/preview/{fileId}',
'verb' => 'GET'
],
// exif of picture
[
'name' => 'files#exif',
'url' => '/files/exif/{fileId}',
'verb' => 'GET'
],
/**
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The public routes will need the same endpoint

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done

* Public services
*/
Expand Down Expand Up @@ -125,6 +131,12 @@
'url' => '/preview.public/{fileId}',
'verb' => 'GET'
],
// exif of picture
[
'name' => 'files_public#exif',
'url' => '/files.public/exif/{fileId}',
'verb' => 'GET'
],
/**
* API
*/
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27 changes: 27 additions & 0 deletions controller/files.php
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Expand Up @@ -45,6 +45,33 @@ trait Files {
/** @var ILogger */
private $logger;

/**
* @NoAdminRequired
*
* Returns a exif of picture
*
* @param string $location a path picture
* @return array
*/
public function exif($fileId){
$file = $this->downloadService->getResourceFromId($fileId);
$path=$file->getInternalPath();
$storage=$file->getStorage();
$filename=$storage->getLocalFile($path);
$exif = false;
$iptc = false;
if (is_callable('exif_read_data')) {
$exif=@exif_read_data($filename);
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Does that work with encrypted files or files located on external storage?

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yes. for external "local" return direct path, for external nonlocal return path to cached file.

}
getimagesize($filename,$blocks);
if (is_array($blocks)){
foreach($blocks as $key => $block){
$iptc[$key]=iptcparse($block);
}
}
return ['exif'=>$exif,'iptc'=>$iptc];
}

/**
* @NoAdminRequired
*
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12 changes: 12 additions & 0 deletions controller/filespubliccontroller.php
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Expand Up @@ -22,6 +22,18 @@
*/
class FilesPublicController extends FilesController {

/**
* @PublicPage
*
* Returns a exif of picture
*
* @param string $location a path picture
* @return array
*/
public function exif($fileId){
return parent::exif($fileId);
}

/**
* @PublicPage
*
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7 changes: 5 additions & 2 deletions css/slideshow.css
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Expand Up @@ -155,18 +155,21 @@
bottom: 18px;
z-index: 1099;
width: 100%;
height: 75px;
}

#slideshow > .name .title {
padding: 0 50px 3px;
position: absolute;
bottom: 0;
width: 100%;
padding: 0 1% 3px;
text-align: center;
color: #fff;
text-shadow: 1px 1px 4px #333, 1px -1px 4px #333, -1px 1px 4px #333, -1px -1px 4px #333;
font-size: 18px;
line-height: normal;
text-overflow: ellipsis;
overflow: hidden;
white-space: nowrap;
filter: alpha(opacity=75);
opacity: .75;
}
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2 changes: 1 addition & 1 deletion js/gallery.js
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Expand Up @@ -346,7 +346,7 @@
return {
name: name,
path: image.path,
file: image.fileId,
fileId: image.fileId,
mimeType: image.mimeType,
url: previewUrl,
downloadUrl: downloadUrl
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36 changes: 36 additions & 0 deletions js/slideshow.js
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Expand Up @@ -103,6 +103,42 @@

// check if we moved along while we were loading
if (currentImageId === index) {
if (this.images[index].mimeType === 'image/jpeg' || this.images[index].mimeType === 'image/tiff'){
// check if not in cache
if (this.images[index].desc===undefined){
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We need to make sure we only send the request when we have a media type which supports meta data

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done

if (window.galleryFileAction){
var url = window.galleryFileAction.buildGalleryUrl('files', '/exif/'+this.images[index].fileId,{});
}else{
var url = window.Gallery.utility.buildGalleryUrl('files', '/exif/'+this.images[index].fileId,{});
}
$.getJSON(url).then(function(data){
var desc;
if (data){
// IPTC:Description (Picasa, Photoshop, Lightroom)
if (data['iptc']&&data['iptc']['APP13']&&data['iptc']['APP13']['2#120']){
desc=data['iptc']['APP13']['2#120'][0];
}
// EXIF:Description (old camera model)
if (!desc){
if (data['exif']&&data['exif']['ImageDescription'])
desc=data['exif']['ImageDescription'];
}
if (desc){
this.images[index].desc=desc;
this.controls.show(currentImageId);
this._initControlsAutoFader();
this.container.removeClass('inactive');
}else{
this.images[index].desc='';
}
}
}.bind(this));
}else if (this.images[index].desc){
this.controls.show(currentImageId);
this._initControlsAutoFader();
this.container.removeClass('inactive');
}
}
var image = this.images[index];
var transparent = this._isTransparent(image.mimeType);
this.controls.showActionButtons(transparent);
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7 changes: 6 additions & 1 deletion js/slideshowcontrols.js
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Expand Up @@ -86,7 +86,12 @@
if (this.playing) {
this._setTimeout();
}
this._setName(currentImage.name);
// check exif descr
if (currentImage.desc){
this._setName(currentImage.desc);
}else{
this._setName(currentImage.name);
}
},

/**
Expand Down