Prevent Opds2Sniffer from reading the whole blob (#482)

qnga · web-flow · commit af16ea9fdab3 · 2024-03-29T11:39:44.000+01:00
diff --git a/readium/shared/src/main/java/org/readium/r2/shared/util/format/Sniffers.kt b/readium/shared/src/main/java/org/readium/r2/shared/util/format/Sniffers.kt
@@ -202,7 +202,7 @@ public object Opds2Sniffer : FormatSniffer {
         format: Format,
         source: Readable
     ): Try<Format, ReadError> {
-        if (format.hasMoreThan(JsonSpecification)) {
+        if (format.hasMoreThan(JsonSpecification) || !source.canReadWholeBlob()) {
             return Try.success(format)
         }
 

Original file line number	Diff line number	Diff line change
`@@ -202,7 +202,7 @@ public object Opds2Sniffer : FormatSniffer {`
`202`	`202`	`format: Format,`
`203`	`203`	`source: Readable`
`204`	`204`	`): Try<Format, ReadError> {`
`205`		`- if (format.hasMoreThan(JsonSpecification)) {`
	`205`	`+ if (format.hasMoreThan(JsonSpecification) \|\| !source.canReadWholeBlob()) {`
`206`	`206`	`return Try.success(format)`
`207`	`207`	`}`
`208`	`208`