Merge branch 'nsfw-hide' into develop

3 files changed, 183 insertions, 10 deletions

diff --git a/lisp/mastodon-media.el b/lisp/mastodon-media.el
index 3f6d0df..ccc0893 100644
--- a/lisp/mastodon-media.el
+++ b/lisp/mastodon-media.el
@@ -138,6 +138,136 @@ BAIQCEAgAIEABAIsJVH58WqHw8FIgjUIQCAACAQgEIBAAAIBCAQgEIBAAAIBCAQgEAAEAhAIQCBA
 fKRJkmVZjAQwh78A6vCRWJE8K+8AAAAASUVORK5CYII=")
   "The PNG data for a generic 200x200 \"broken image\" view.")
 
+(defvar mastodon-media--sensitive-image-data
+  (base64-decode-string
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+IBCAQICX9F8/bNVInwJ8BAAAAABJRU5ErkJggg==")
+  "The PNG data for a sensitive image placeholder.")
+
 (defun mastodon-media--process-image-response
     (status-plist marker image-options region-length url)
   "Callback function processing the url retrieve response for URL.
@@ -173,12 +303,29 @@ with the image."
                 ;; We only set the image to display if we could load
                 ;; it; we already have set a default image when we
                 ;; added the tag.
-                (put-text-property marker (+ marker region-length)
-                                   'display image))
+                (mastodon-media--display-image-or-sensitive marker region-length image))
               ;; We are done with the marker; release it:
               (set-marker marker nil)))
           (kill-buffer url-buffer))))))
 
+(defun mastodon-media--display-image-or-sensitive (marker region-length image)
+  "Display image using display property, or add sensitive mask.
+MARKER, REGION-LENGTH and IMAGE are from
+`mastodon-media--process-image-response'.
+If the image is marked sensitive, the image is stored in
+image-data prop so it can be toggled."
+  (if (not (equal t (get-text-property marker 'sensitive)))
+      ;; display image
+      (put-text-property marker (+ marker region-length)
+                         'display image)
+    ;; display sensitive placeholder and save image data as prop:
+    (add-text-properties marker (+ marker region-length)
+                         `(display
+                           ;; (image :type png :data ,mastodon-media--sensitive-image-data)
+                           ,(create-image mastodon-media--sensitive-image-data nil t)
+                           sensitive-state hidden
+                           image-data ,image))))
+
 (defun mastodon-media--process-full-sized-image-response (status-plist url)
   ;; FIXME: refactor this with but not into
   ;; `mastodon-media--process-image-response'.
@@ -295,7 +442,6 @@ Replace them with the referenced image."
               (put-text-property start end 'media-state 'invalid-url)
             ;; proceed to load this image asynchronously
             (put-text-property start end 'media-state 'loading)
-            ;; TODO: only load-image if not sensitive:
             (mastodon-media--load-image-from-url
              image-url media-type start (- end start))
             (when (or (equal type "gifv")
diff --git a/lisp/mastodon-search.el b/lisp/mastodon-search.el
index d73bf9f..e69366e 100644
--- a/lisp/mastodon-search.el
+++ b/lisp/mastodon-search.el
@@ -122,15 +122,21 @@ PRINT-FUN is the function used to print the data from the response."
 
 ;; functions for mastodon search
 
-(defun mastodon-search--insert-heading (heading &optional type)
-  "Format HEADING as a heading.
+(defun mastodon-search--insert-heading (str &optional type)
+  "Insert STR as a heading.
 Optionally add string TYPE after HEADING."
   (insert
-   (mastodon-tl--set-face (concat "\n " mastodon-tl--horiz-bar "\n "
-                                  (upcase heading) " "
-                                  (if type (upcase type) "") "\n"
-                                  " " mastodon-tl--horiz-bar "\n")
-                          'success)))
+   (mastodon-search--format-heading str type)))
+
+(defun mastodon-search--format-heading (str &optional type)
+  "Format STR as a heading.
+Optionally add string TYPE after HEADING."
+  (mastodon-tl--set-face
+   (concat "\n " mastodon-tl--horiz-bar "\n "
+           (upcase str) " "
+           (if type (upcase type) "") "\n"
+           " " mastodon-tl--horiz-bar "\n")
+   'success))
 
 (defvar mastodon-search-types
   '("statuses" "accounts" "hashtags"))
diff --git a/lisp/mastodon-tl.el b/lisp/mastodon-tl.el
index 00e3ce3..166a0a4 100644
--- a/lisp/mastodon-tl.el
+++ b/lisp/mastodon-tl.el
@@ -292,6 +292,7 @@ types of mastodon links and not just shr.el-generated ones.")
     ;; keep new my-profile binding; shr 'O' doesn't work here anyway
     (define-key map (kbd "O") #'mastodon-profile--my-profile)
     (define-key map (kbd "C") #'mastodon-tl--copy-image-caption)
+    (define-key map (kbd "S") #'mastodon-tl--toggle-sensitive-image)
     (define-key map (kbd "<C-return>") #'mastodon-tl--mpv-play-video-at-point)
     (define-key map (kbd "<mouse-2>") #'mastodon-tl--click-image-or-video)
     map)
@@ -1216,6 +1217,26 @@ SENSITIVE is a flag from the item's JSON data."
           (url-retrieve url #'mastodon-media--process-full-sized-image-response
                         `(,url)))))))
 
+(defvar mastodon-media--generic-broken-image-data)
+
+(defun mastodon-tl--toggle-sensitive-image ()
+  "Toggle dislay of sensitive image at point."
+  (interactive)
+  (let ((data (mastodon-tl--property 'image-data :no-move))
+        (inhibit-read-only t)
+        (end (next-single-property-change (point) 'sensitive-state)))
+    (if (equal 'hidden (mastodon-tl--property 'sensitive-state :no-move))
+        ;; display sensitive image:
+        (add-text-properties (point) end
+                             `(display ,data
+                                       sensitive-state showing))
+      ;; hide sensitive image:
+      (add-text-properties (point) end
+                           `( sensitive-state hidden
+                              display
+                              ,(create-image
+                                mastodon-media--sensitive-image-data nil t))))))
+
 
 ;; POLLS