:group 'eword-decode
:type '(repeat symbol))
-(defun eword-decode-field (field-name field-body &optional unfolded max-column)
- "If FIELD-NAME is in `eword-decode-ignored-field-list',
-return FIELD-BODY itself.
+(defun eword-decode-field-body
+ (field-body field-name &optional unfolded max-column)
+ "Decode FIELD-BODY as FIELD-NAME, and return the result.
-If FIELD-NAME is in `eword-decode-structured-field-list',
-FIELD-BODY is interpreted as structured field,
-decode MIME encoded-words and return it.
+If UNFOLDED is non-nil, it is assumed that FIELD-BODY is
+already unfolded.
-Otherwise, FIELD-BODY is interpreted as unstructured field,
-decode MIME encoded-words and return it.
+If MAX-COLUMN is non-nil, the result is folded with MAX-COLUMN
+or `fill-column' if MAX-COLUMN is t.
+Otherwise, the result is unfolded.
-Anyway, non-encoded-word part is decoded with `default-mime-charset'.
+MIME encoded-word in FIELD-BODY is recognized according to
+`eword-decode-ignored-field-list',
+`eword-decode-structured-field-list' and FIELD-NAME.
-If FIELD-BODY is already unfolded, UNFOLDED should be non-nil.
-
-If MAX-COLUMN is nil, FIELD-BODY is unfolded.
-Otherwise, FIELD-BODY is folded with with MAX-COLUMN
-(or `fill-column' if MAX-COLUMN is not integer.)"
+Non MIME encoded-word part in FILED-BODY is decoded with
+`default-mime-charset'."
+ (if (symbolp field-name) (setq field-name (symbol-name field-name)))
(let ((decoded
(if unfolded
(let ((ew-ignore-76bytes-limit t))
- (ew-decode-field (symbol-name field-name)
- (ew-lf-crlf-to-crlf field-body)))
- (ew-decode-field (symbol-name field-name)
- (ew-lf-crlf-to-crlf field-body)))))
+ (ew-decode-field
+ field-name (ew-lf-crlf-to-crlf field-body)))
+ (ew-decode-field
+ field-name (ew-lf-crlf-to-crlf field-body)))))
(if max-column
(setq decoded (ew-crlf-refold
decoded
(1+ (string-width field-name))
- (if (integerp max-column) max-column fill-column)))
+ (if (eq max-column t) fill-column max-column)))
(setq decoded (ew-crlf-unfold decoded)))
(ew-crlf-to-lf decoded)))