/*
* e-mail-formatter-quote-headers.c
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <glib/gi18n-lib.h>
#include <camel/camel.h>
#include <e-util/e-util.h>
#include <libemail-engine/e-mail-utils.h>
#include "e-mail-formatter-quote.h"
#include "e-mail-formatter-utils.h"
#include "e-mail-inline-filter.h"
typedef EMailFormatterExtension EMailFormatterQuoteHeaders;
typedef EMailFormatterExtensionClass EMailFormatterQuoteHeadersClass;
GType e_mail_formatter_quote_headers_get_type (void);
G_DEFINE_TYPE (
EMailFormatterQuoteHeaders,
e_mail_formatter_quote_headers,
E_TYPE_MAIL_FORMATTER_QUOTE_EXTENSION)
static const gchar *formatter_mime_types[] = {
"application/vnd.evolution.headers",
NULL
};
static void
emfqe_format_text_header (EMailFormatter *emf,
GString *buffer,
const gchar *label,
const gchar *value,
guint32 flags,
gint is_html)
{
const gchar *html;
gchar *mhtml = NULL;
if (value == NULL)
return;
while (*value == ' ')
value++;
if (!is_html)
html = mhtml = camel_text_to_html (value, 0, 0);
else
html = value;
if (flags & E_MAIL_FORMATTER_HEADER_FLAG_BOLD)
g_string_append_printf (
buffer, "<b>%s</b>: %s<br>", label, html);
else
g_string_append_printf (
buffer, "%s: %s<br>", label, html);
g_free (mhtml);
}
/* XXX: This is copied in e-mail-formatter-utils.c */
static const gchar *addrspec_hdrs[] = {
"Sender", "From", "Reply-To", "To", "Cc", "Bcc",
"Resent-Sender", "Resent-From", "Resent-Reply-To",
"Resent-To", "Resent-Cc", "Resent-Bcc", NULL
};
static void
emfqe_format_header (EMailFormatter *formatter,
GString *buffer,
CamelMedium *part,
struct _camel_header_raw *header,
guint32 flags,
const gchar *charset)
{
CamelMimeMessage *msg = (CamelMimeMessage *) part;
gchar *name, *buf, *value = NULL;
const gchar *txt, *label;
gboolean addrspec = FALSE;
gint is_html = FALSE;
gint i;
name = g_alloca (strlen (header->name) + 1);
strcpy (name, header->name);
e_mail_formatter_canon_header_name (name);
/* Never quote Bcc headers */
if (g_str_equal (name, "Bcc") || g_str_equal (name, "Resent-Bcc"))
return;
for (i = 0; addrspec_hdrs[i]; i++) {
if (!strcmp (name, addrspec_hdrs[i])) {
addrspec = TRUE;
break;
}
}
label = _(name);
if (addrspec) {
struct _camel_header_address *addrs;
GString *html;
if (!(txt = camel_medium_get_header (part, name)))
return;
buf = camel_header_unfold (txt);
addrs = camel_header_address_decode (
txt, e_mail_formatter_get_charset (formatter) ?
e_mail_formatter_get_charset (formatter) :
e_mail_formatter_get_default_charset (formatter));
if (addrs == NULL) {
g_free (buf);
return;
}
g_free (buf);
html = g_string_new ("");
e_mail_formatter_format_address (formatter, html,
addrs, name, FALSE, FALSE);
camel_header_address_unref (addrs);
txt = value = html->str;
g_string_free (html, FALSE);
flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD;
is_html = TRUE;
} else if (!strcmp (name, "Subject")) {
txt = camel_mime_message_get_subject (msg);
label = _("Subject");
flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD;
} else if (!strcmp (name, "X-Evolution-Mailer")) { /* pseudo-header */
if (!(txt = camel_medium_get_header (part, "x-mailer")))
if (!(txt = camel_medium_get_header (part, "user-agent")))
if (!(txt = camel_medium_get_header (part, "x-newsreader")))
if (!(txt = camel_medium_get_header (part, "x-mimeole")))
return;
txt = value = camel_header_format_ctext (txt, charset);
label = _("Mailer");
flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD;
} else if (!strcmp (name, "Date") || !strcmp (name, "Resent-Date")) {
if (!(txt = camel_medium_get_header (part, name)))
return;
flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD;
} else {
txt = camel_medium_get_header (part, name);
buf = camel_header_unfold (txt);
txt = value = camel_header_decode_string (txt, charset);
g_free (buf);
}
emfqe_format_text_header (formatter, buffer, label, txt, flags, is_html);
g_free (value);
}
static gboolean
emqfe_headers_format (EMailFormatterExtension *extension,
EMailFormatter *formatter,
EMailFormatterContext *context,
EMailPart *part,
CamelStream *stream,
GCancellable *cancellable)
{
CamelContentType *ct;
const gchar *charset;
GList *iter;
GString *buffer;
const GQueue *default_headers;
if (!part)
return FALSE;
ct = camel_mime_part_get_content_type ((CamelMimePart *) part->part);
charset = camel_content_type_param (ct, "charset");
charset = camel_iconv_charset_name (charset);
buffer = g_string_new ("");
/* dump selected headers */
default_headers = e_mail_formatter_get_headers (formatter);
for (iter = default_headers->head; iter; iter = iter->next) {
struct _camel_header_raw *raw_header;
EMailFormatterHeader *h = iter->data;
guint32 flags;
flags = h->flags & ~E_MAIL_FORMATTER_HEADER_FLAG_HTML;
flags |= E_MAIL_FORMATTER_HEADER_FLAG_NOELIPSIZE;
for (raw_header = part->part->headers; raw_header; raw_header = raw_header->next) {
if (g_strcmp0 (raw_header->name, h->name) == 0) {
emfqe_format_header (
formatter, buffer, (CamelMedium *) part->part,
raw_header, flags, charset);
break;
}
}
}
g_string_append (buffer, "<br>\n");
camel_stream_write_string (stream, buffer->str, cancellable, NULL);
g_string_free (buffer, TRUE);
return TRUE;
}
static void
e_mail_formatter_quote_headers_class_init (EMailFormatterExtensionClass *class)
{
class->mime_types = formatter_mime_types;
class->priority = G_PRIORITY_LOW;
class->format = emqfe_headers_format;
}
static void
e_mail_formatter_quote_headers_init (EMailFormatterExtension *extension)
{
}
