diff options
Diffstat (limited to 'mail/mail-format.c')
| -rw-r--r-- | mail/mail-format.c | 81 |
1 files changed, 71 insertions, 10 deletions
diff --git a/mail/mail-format.c b/mail/mail-format.c index 0bef35aeee..acf2753009 100644 --- a/mail/mail-format.c +++ b/mail/mail-format.c @@ -55,6 +55,8 @@ static char *try_inline_pgp_sig (char *start, MailDisplay *md); static char *try_uudecoding (char *start, MailDisplay *md); static char *try_inline_binhex (char *start, MailDisplay *md); +static void decode_pgp (CamelStream *ciphertext, CamelStream *plaintext, MailDisplay *md); + static gboolean handle_text_plain (CamelMimePart *part, const char *mime_type, MailDisplay *md); @@ -94,6 +96,10 @@ static gboolean handle_message_external_body (CamelMimePart *part, const char *mime_type, MailDisplay *md); +static gboolean handle_application_pgp (CamelMimePart *part, + const char *mime_type, + MailDisplay *md); + static gboolean handle_via_bonobo (CamelMimePart *part, const char *mime_type, MailDisplay *md); @@ -345,7 +351,7 @@ setup_mime_tables (void) * application/pgp which basically means it's a text/plain but * either signed or encrypted. */ g_hash_table_insert (mime_function_table, "application/pgp", - handle_text_plain); + handle_application_pgp); /* RFC 2046 says unrecognized text subtypes can be treated * as text/plain (as long as you recognize the character set), @@ -1033,28 +1039,28 @@ handle_text_plain (CamelMimePart *part, const char *mime_type, gboolean check_specials; const char *format; int i; - + text = get_data_wrapper_text (wrapper); if (!text) return FALSE; - + /* Check for RFC 2646 flowed text. */ type = camel_mime_part_get_content_type (part); format = header_content_type_param (type, "format"); if (format && !g_strcasecmp (format, "flowed")) return handle_text_plain_flowed (text, md); - + mail_html_write (md->html, md->stream, "\n<!-- text/plain -->\n" "<table cellspacing=0 cellpadding=10 width=\"100%%\"><tr><td>\n"); - + /* Only look for binhex and stuff if this is real text/plain. * (and not, say, application/mac-binhex40 that mail-identify * has decided to call text/plain because it starts with English * text...) */ - check_specials = !g_strcasecmp (mime_type, "text/plain") || !g_strcasecmp (mime_type, "application/pgp"); - + check_specials = !g_strcasecmp (mime_type, "text/plain"); + p = text; while (p && check_specials) { /* Look for special cases. */ @@ -1065,7 +1071,7 @@ handle_text_plain (CamelMimePart *part, const char *mime_type, } if (!start) break; - + /* Deal with special case */ if (start != p) { /* the %.*s thing just grabs upto start-p chars; go read ANSI C */ @@ -1086,13 +1092,68 @@ handle_text_plain (CamelMimePart *part, const char *mime_type, /* Finish up (or do the whole thing if there were no specials). */ if (p) mail_text_write (md->html, md->stream, "%s", p); - + g_free (text); mail_html_write (md->html, md->stream, "</td></tr></table>\n"); - + return TRUE; } +/* This is a special-case hack from broken mailers such as The Bat! */ +static gboolean +handle_application_pgp (CamelMimePart *part, const char *mime_type, + MailDisplay *md) +{ + CamelDataWrapper *wrapper = + camel_medium_get_content_object (CAMEL_MEDIUM (part)); + const char *format, *xaction; + CamelMimePart *mime_part; + CamelContentType *type; + char *text; + + /* Check the format and x-action parameters. */ + type = camel_mime_part_get_content_type (part); + format = header_content_type_param (type, "format"); + xaction = header_content_type_param (type, "x-action"); + + /* We don't know how to handle non-text broken-pgp'd mime parts */ + if (g_strcasecmp (format, "text") != 0) + return FALSE; + + text = get_data_wrapper_text (wrapper); + if (!text) + return FALSE; + + mime_part = camel_mime_part_new (); + if (!g_strcasecmp (xaction, "sign")) { + camel_mime_part_set_content (mime_part, text, strlen (text), "text/plain"); + } else { + CamelStream *ciphertext, *plaintext; + GByteArray *buffer; + + ciphertext = camel_stream_mem_new (); + camel_stream_write (ciphertext, text, strlen (text)); + camel_stream_reset (ciphertext); + + plaintext = camel_stream_mem_new (); + decode_pgp (ciphertext, plaintext, md); + camel_object_unref (CAMEL_OBJECT (ciphertext)); + + buffer = CAMEL_STREAM_MEM (plaintext)->buffer; + + /* FIXME: uhm, pgp decrypted data doesn't have to be plaintext + * however this broken pgp method doesn't exactly tell us what it is */ + camel_mime_part_set_content (mime_part, buffer->data, buffer->len, "text/plain"); + camel_object_unref (CAMEL_OBJECT (plaintext)); + } + + camel_medium_set_content_object (CAMEL_MEDIUM (part), + camel_medium_get_content_object (CAMEL_MEDIUM (mime_part))); + camel_object_unref (CAMEL_OBJECT (mime_part)); + + return handle_text_plain (part, "text/plain", md); +} + static gboolean handle_text_plain_flowed (char *buf, MailDisplay *md) { |