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authorNick White <git@njw.name>2023-02-13 11:06:52 +0000
committerNick White <git@njw.name>2023-02-13 11:06:52 +0000
commit251355f8f6bc397e67ce28b66164759789aa6750 (patch)
tree0ef3eadf7e4f15a2d8b96156f0fa2ace813e18b6
parent3b75641d7bb86395574544507c84293e2c991011 (diff)
rescribe: Improve error messages in cases of PDF image extraction failure
-rw-r--r--cmd/rescribe/gui.go5
1 files changed, 4 insertions, 1 deletions
diff --git a/cmd/rescribe/gui.go b/cmd/rescribe/gui.go
index ef58fce..f14f288 100644
--- a/cmd/rescribe/gui.go
+++ b/cmd/rescribe/gui.go
@@ -498,7 +498,7 @@ func startGui(log *log.Logger, cmd string, gbookcmd string, training string, tes
// happens if extractPdfImgs recovers from a PDF panic,
// which will occur if we encounter an image we can't decode
if bookdir == "" {
- msg := fmt.Sprintf("Error opening PDF\nThe format of this PDF is not supported, extract the images to .jpg manually into a folder first.\n")
+ msg := fmt.Sprintf("Error opening PDF\nThe format of this PDF is not supported, extract the images to .jpg manually into a\nfolder first, using a tool like the PDF image extractor at https://pdfcandy.com/extract-images.html.\n")
dialog.ShowError(errors.New(msg), myWindow)
fmt.Fprintf(os.Stderr, msg)
@@ -528,6 +528,9 @@ func startGui(log *log.Logger, cmd string, gbookcmd string, training string, tes
}
if err != nil {
msg := fmt.Sprintf("Error during processing: %v\n", err)
+ if strings.HasSuffix(err.Error(), "No images found") && strings.HasSuffix(dir.Text, ".pdf") && !f.IsDir() {
+ msg = fmt.Sprintf("Error opening PDF\nNo images found in the PDF. Most likely the format of this PDF is not supported,\nextract the images to .jpg manually into a folder first, using a tool like\nthe PDF image extractor at https://pdfcandy.com/extract-images.html.\n")
+ }
dialog.ShowError(errors.New(msg), myWindow)
fmt.Fprintf(os.Stderr, msg)