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authorNot Zed <NotZed@HelixCode.com>2000-12-15 08:14:45 +0800
committerMichael Zucci <zucchi@src.gnome.org>2000-12-15 08:14:45 +0800
commitb3ee088211d63880644b8a10822679e08966edfa (patch)
tree2fd74d9817d6c98f27cd269bc0886a9125d01bdb
parent45a037eef5da57b26bd7d44e7146cf82f7204e38 (diff)
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Dont blindly convert all parts to utf8, e.g. image/jpg. We only convert
2000-12-15 Not Zed <NotZed@HelixCode.com> * mail-display.c (write_data_to_file): Dont blindly convert all parts to utf8, e.g. image/jpg. We only convert text/* parts, and only then if required. svn path=/trunk/; revision=7035
-rw-r--r--mail/mail-display.c57
1 files changed, 31 insertions, 26 deletions
diff --git a/mail/mail-display.c b/mail/mail-display.c
index 4e945ec731..52858874f6 100644
--- a/mail/mail-display.c
+++ b/mail/mail-display.c
@@ -59,7 +59,8 @@ write_data_to_file (CamelMimePart *part, const char *name, gboolean unique)
CamelStream *stream_fs;
CamelDataWrapper *data;
const char *charset;
- int fd, chid;
+ int fd;
+ int ret = FALSE;
g_return_val_if_fail (CAMEL_IS_MIME_PART (part), FALSE);
data = camel_medium_get_content_object (CAMEL_MEDIUM (part));
@@ -84,27 +85,38 @@ write_data_to_file (CamelMimePart *part, const char *name, gboolean unique)
fd = open (name, O_WRONLY | O_TRUNC);
}
- if (fd == -1) {
+ if (fd == -1
+ || (stream_fs = camel_stream_fs_new_with_fd (fd)) == NULL) {
char *msg;
msg = g_strdup_printf (_("Could not open file %s:\n%s"),
- name, g_strerror (errno));
+ name, strerror (errno));
gnome_error_dialog (msg);
g_free (msg);
return FALSE;
}
- content_type = camel_mime_part_get_content_type (part);
- charset = gmime_content_field_get_parameter (content_type, "charset");
- if (!charset)
- charset = "us-ascii";
-
- charsetfilter = camel_mime_filter_charset_new_convert ("utf-8", charset);
-
- stream_fs = camel_stream_fs_new_with_fd (fd);
+
+ /* we only convert text/ parts, and we only convert if we have to
+ null charset param == us-ascii == utf8 always, and utf8 == utf8 obviously */
+ /* this will also let "us-ascii that isn't really" parts pass out in
+ proper format, without us trying to treat it as what it isn't, which is
+ the same algorithm camel uses */
- filtered_stream = camel_stream_filter_new_with_stream (stream_fs);
- chid = camel_stream_filter_add (filtered_stream, CAMEL_MIME_FILTER (charsetfilter));
+ content_type = camel_mime_part_get_content_type (part);
+ if (gmime_content_field_is_type(content_type, "text", "*")
+ && (charset = gmime_content_field_get_parameter (content_type, "charset"))
+ && strcasecmp(charset, "utf-8") != 0) {
+ charsetfilter = camel_mime_filter_charset_new_convert ("utf-8", charset);
+ filtered_stream = camel_stream_filter_new_with_stream (stream_fs);
+ camel_stream_filter_add (filtered_stream, CAMEL_MIME_FILTER (charsetfilter));
+ camel_object_unref (CAMEL_OBJECT (charsetfilter));
+ } else {
+ /* no we can't use a CAMEL_BLAH() cast here, since its not true, HOWEVER
+ we only treat it as a normal stream from here on, so it is OK */
+ filtered_stream = (CamelStreamFilter *)stream_fs;
+ camel_object_ref (CAMEL_OBJECT (stream_fs));
+ }
if (camel_data_wrapper_write_to_stream (data, CAMEL_STREAM (filtered_stream)) == -1
|| camel_stream_flush (CAMEL_STREAM (filtered_stream)) == -1) {
@@ -114,22 +126,15 @@ write_data_to_file (CamelMimePart *part, const char *name, gboolean unique)
strerror (errno));
gnome_error_dialog (msg);
g_free (msg);
-
- camel_stream_filter_remove (filtered_stream, chid);
- camel_object_unref (CAMEL_OBJECT (charsetfilter));
- camel_object_unref (CAMEL_OBJECT (filtered_stream));
- camel_object_unref (CAMEL_OBJECT (stream_fs));
-
- return FALSE;
+ ret = FALSE;
+ } else {
+ ret = TRUE;
}
-
- camel_stream_filter_remove (filtered_stream, chid);
- camel_object_unref (CAMEL_OBJECT (charsetfilter));
- camel_stream_flush (CAMEL_STREAM (filtered_stream));
+
camel_object_unref (CAMEL_OBJECT (filtered_stream));
camel_object_unref (CAMEL_OBJECT (stream_fs));
-
- return TRUE;
+
+ return ret;
}
static char *