Pass exif data to template optionally

src/model/metadata.js

@@ -30,6 +30,7 @@ class Metadata {
     this.animated = animated(exiftool)
     this.rating = rating(exiftool)
     this.favourite = favourite(picasa)
+    this.exif = exiftool.EXIF
     // metadata could also include fields like
     //  - lat = 51.5
     //  - long = 0.12

src/website/theme-base/partials/thumbnail.hbs

@@ -23,7 +23,26 @@
 
   <li data-src="{{relative urls.large}}"
       data-sub-html="{{meta.caption}}"
-      data-download-url="{{relative urls.download}}">
+      data-download-url="{{relative urls.download}}"
+      
+      data-filename="{{filename}}"
+      data-datetimeoriginal="{{meta.exif.DateTimeOriginal}}"
+
+      {{#if preserveExif}}
+        data-fnumber="{{meta.exif.FNumber}}"
+        data-exposuretime="{{meta.exif.ExposureTime}}"
+        data-isospeedratings="{{meta.exif.ISO}}"
+        data-focallength="{{meta.exif.FocalLength}}"
+        data-lens="{{meta.exif.Lens}}"
+        data-model="{{meta.exif.Model}}"
+        data-make="{{meta.exif.Make}}"
+        data-gpslatitude="{{meta.exif.GPSLatitude}}"
+        data-gpslongitude="{{meta.exif.GPSLongitude}}"
+        data-gpslatituderef="{{meta.exif.GPSLatitudeRef}}"
+        data-gpslongituderef="{{meta.exif.GPSLongitudeRef}}"
+        data-gpsaltitude="{{meta.exif.GPSAltitude}}"
+      {{/if}}
+    >
     <a href="{{relative urls.download}}">
       <img src="{{relative urls.thumbnail}}"
            width="{{@root.gallery.thumbSize}}"

src/website/website.js

@@ -37,7 +37,8 @@ function galleryModel (rootAlbum, opts) {
     footer: opts.footer,
     thumbSize: opts.thumbSize,
     largeSize: opts.largeSize,
-    googleAnalytics: opts.googleAnalytics
+    googleAnalytics: opts.googleAnalytics,
+    preserveExif: opts.preserveExif
   }
 }