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authorPeter Stone <thepeterstone@gmail.com>2026-11-13 08:44:07 +0000
committerPeter Stone <thepeterstone@gmail.com>2026-11-13 08:44:07 +0000
commit17643797517693664e6d4f5e5911b9855d6c484b (patch)
tree7d01860222cd57206599816582c18da53fae308b /app/src/main/java
parentfc25307e7f258b1043e1367a44a8800d03085c66 (diff)
Close the class: a caller can no longer forget where the article lives
The fix before this made site-relative images zoomable by resolving them against the article's own address. It left the parameter optional, which leaves the bug one forgetful call site away from coming back -- and coming back silently, as every image on a site-relative feed quietly refusing to zoom, which is exactly how it went unnoticed on Ftrain in the first place. It has no default now. Null is still a legitimate answer, because an article with no address genuinely cannot resolve anything, but it has to be given on purpose. A future reader surface that omits it fails to compile rather than shipping the old behaviour. Nothing about what the app does changed: the same 157 tests pass, and the six test call sites that relied on the default now say baseUrl = null, which is what they always meant. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_018AwnALZL6bD4VBtATDVv3B
Diffstat (limited to 'app/src/main/java')
-rw-r--r--app/src/main/java/org/terst/feedreader/ui/ImageZoomLinks.kt8
1 files changed, 7 insertions, 1 deletions
diff --git a/app/src/main/java/org/terst/feedreader/ui/ImageZoomLinks.kt b/app/src/main/java/org/terst/feedreader/ui/ImageZoomLinks.kt
index d924c02..179955e 100644
--- a/app/src/main/java/org/terst/feedreader/ui/ImageZoomLinks.kt
+++ b/app/src/main/java/org/terst/feedreader/ui/ImageZoomLinks.kt
@@ -36,8 +36,14 @@ private val imageFileExtensions = listOf(".jpg", ".jpeg", ".png", ".gif", ".webp
* something already (ReaderExtractor's synthesized YouTube thumbnail is precisely this shape,
* and wrapping it would swallow the tap that plays the video). Those are still zoomable when
* the link points at an image file, which [zoomableImageTarget] handles on the other side.
+ *
+ * [baseUrl] is where the article itself lives, used to resolve an image address the feed wrote
+ * in shorthand. It has no default, deliberately: a caller that omits it does not silently get
+ * the behaviour that caused this bug -- every image on a site-relative feed like Ftrain's
+ * un-zoomable -- it fails to compile. Null is still a legitimate answer when there genuinely is
+ * no article address, but it has to be given on purpose rather than by forgetting.
*/
-fun linkifyImagesForZoom(html: String, baseUrl: String? = null): String = buildString {
+fun linkifyImagesForZoom(html: String, baseUrl: String?): String = buildString {
var copiedUpTo = 0
var anchorDepth = 0
for (tag in anchorOrImageTagRegex.findAll(html)) {