add cr2 image support

pandora/document/fulltext.py

@@ -8,7 +8,8 @@ from django.conf import settings
 
 logger = logging.getLogger('pandora.' + __name__)
 
-IMAGE_EXTENSIONS = ('png', 'jpg', 'webp', 'heic', 'heif')
+IMAGE_EXTENSIONS = ('png', 'jpg')
+CONVERT_EXTENSIONS = ('webp', 'heic', 'heif', 'cr2')
 
 def extract_text(pdf, page=None):
     if page is not None:
@@ -56,6 +57,8 @@ class FulltextMixin:
                 return extract_text(self.file.path)
             elif self.extension in IMAGE_EXTENSIONS:
                 return ocr_image(self.file.path)
+            elif self.extension in CONVERT_EXTENSIONS:
+                return ocr_image(self.file.path)
         elif self.extension == 'html':
             return self.data.get('text', '')
         return ''

pandora/document/models.py

@@ -564,7 +564,7 @@ class Document(models.Model, FulltextMixin):
                     path = os.path.join(folder, '%dp%d,%s.jpg' % (size, page, ','.join(map(str, crop))))
                     if not os.path.exists(path):
                         resize_image(src, path, size=size)
-        elif self.extension in ('jpg', 'png', 'gif', 'webp', 'heic', 'heif'):
+        elif self.extension in ('jpg', 'png', 'gif', 'webp', 'heic', 'heif', 'cr2'):
             if os.path.exists(src):
                 if size and page:
                     crop = list(map(int, page.split(',')))

pandora/document/views.py

@@ -383,7 +383,7 @@ def file(request, id, name=None):
     mime_type = mimetypes.guess_type(document.file.path)[0]
     mime_type = 'image/%s' % document.extension
     if accept and 'image/' in accept and document.extension in (
-        'webp', 'heif', 'heic', 'avif', 'tiff'
+        'webp', 'heif', 'heic', 'avif', 'tiff',
     ) and mime_type not in accept:
         image_size = max(document.width, document.height)
         return HttpFileResponse(document.thumbnail(image_size, accept=accept))

static/js/utils.js

@@ -422,6 +422,7 @@ pandora.createLinks = function($element) {
 
 pandora.imageExtensions = [
     'avif',
+    'cr2',
     'gif',
     'heic',
     'heif',
@@ -429,7 +430,7 @@ pandora.imageExtensions = [
     'jpg',
     'png',
     'tiff',
-    'webp'
+    'webp',
 ];
 
 pandora.documentExtensions = [