/*
* e-mail-formatter-print-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 "e-mail-format-extensions.h"
#include <glib/gi18n-lib.h>
#include <em-format/e-mail-formatter-extension.h>
#include <em-format/e-mail-formatter.h>
#include <em-format/e-mail-formatter-utils.h>
#include <em-format/e-mail-inline-filter.h>
#include <libemail-engine/e-mail-utils.h>
#include <e-util/e-util.h>
#include <camel/camel.h>
#include <string.h>
typedef struct _EMailFormatterPrintHeaders {
GObject parent;
} EMailFormatterPrintHeaders;
typedef struct _EMailFormatterPrintHeadersClass {
GObjectClass parent_class;
} EMailFormatterPrintHeadersClass;
static const gchar *formatter_mime_types[] = { "application/vnd.evolution.headers", NULL };
static void e_mail_formatter_print_formatter_extension_interface_init
(EMailFormatterExtensionInterface *iface);
static void e_mail_formatter_print_mail_extension_interface_init
(EMailExtensionInterface *iface);
G_DEFINE_TYPE_EXTENDED (
EMailFormatterPrintHeaders,
e_mail_formatter_print_headers,
G_TYPE_OBJECT,
0,
G_IMPLEMENT_INTERFACE (
E_TYPE_MAIL_EXTENSION,
e_mail_formatter_print_mail_extension_interface_init)
G_IMPLEMENT_INTERFACE (
E_TYPE_MAIL_FORMATTER_EXTENSION,
e_mail_formatter_print_formatter_extension_interface_init))
static gboolean
emfpe_headers_format (EMailFormatterExtension *extension,
EMailFormatter *formatter,
EMailFormatterContext *context,
EMailPart *part,
CamelStream *stream,
GCancellable *cancellable)
{
struct _camel_header_raw raw_header;
GString *str, *tmp;
gchar *subject;
const gchar *buf;
GSList *parts_iter;
GList *iter;
gint attachments_count;
gchar *part_id_prefix;
const GQueue *headers;
buf = camel_medium_get_header (CAMEL_MEDIUM (part->part), "subject");
subject = camel_header_decode_string (buf, "UTF-8");
str = g_string_new ("");
g_string_append_printf (str, "<h1>%s</h1>\n", subject);
g_free (subject);
g_string_append (
str,
"<table border=\"0\" cellspacing=\"5\" "
"cellpadding=\"0\" class=\"printing-header\">\n");
headers = e_mail_formatter_get_headers (formatter);
for (iter = headers->head; iter; iter = iter->next) {
EMailFormatterHeader *header = iter->data;
raw_header.name = header->name;
/* Skip 'Subject' header, it's already displayed. */
if (g_ascii_strncasecmp (header->name, "Subject", 7) == 0)
continue;
if (header->value && *header->value) {
raw_header.value = header->value;
e_mail_formatter_format_header (formatter, str,
CAMEL_MEDIUM (part->part), &raw_header,
header->flags | E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS,
"UTF-8");
} else {
raw_header.value = g_strdup (camel_medium_get_header (
CAMEL_MEDIUM (context->message), header->name));
if (raw_header.value && *raw_header.value) {
e_mail_formatter_format_header (formatter, str,
CAMEL_MEDIUM (part->part), &raw_header,
header->flags | E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS,
"UTF-8");
}
if (raw_header.value)
g_free (raw_header.value);
}
}
/* Get prefix of this PURI */
part_id_prefix = g_strndup (part->id, g_strrstr (part->id, ".") - part->id);
/* Add encryption/signature header */
raw_header.name = _("Security");
tmp = g_string_new ("");
/* Find first secured part. */
for (parts_iter = context->parts; parts_iter; parts_iter = parts_iter->next) {
EMailPart *mail_part = parts_iter->data;
if (mail_part == NULL)
continue;
if (mail_part->validity_type == 0)
continue;
if (!g_str_has_prefix (mail_part->id, part_id_prefix))
continue;
if ((mail_part->validity_type & E_MAIL_PART_VALIDITY_PGP) &&
(mail_part->validity_type & E_MAIL_PART_VALIDITY_SIGNED)) {
g_string_append (tmp, _("GPG signed"));
}
if ((mail_part->validity_type & E_MAIL_PART_VALIDITY_PGP) &&
(mail_part->validity_type & E_MAIL_PART_VALIDITY_ENCRYPTED)) {
if (tmp->len > 0) g_string_append (tmp, ", ");
g_string_append (tmp, _("GPG encrpyted"));
}
if ((mail_part->validity_type & E_MAIL_PART_VALIDITY_SMIME) &&
(mail_part->validity_type & E_MAIL_PART_VALIDITY_SIGNED)) {
if (tmp->len > 0) g_string_append (tmp, ", ");
g_string_append (tmp, _("S/MIME signed"));
}
if ((mail_part->validity_type & E_MAIL_PART_VALIDITY_SMIME) &&
(mail_part->validity_type & E_MAIL_PART_VALIDITY_ENCRYPTED)) {
if (tmp->len > 0) g_string_append (tmp, ", ");
g_string_append (tmp, _("S/MIME encrpyted"));
}
break;
}
if (tmp->len > 0) {
raw_header.value = tmp->str;
e_mail_formatter_format_header (
formatter, str, CAMEL_MEDIUM (part->part), &raw_header,
E_MAIL_FORMATTER_HEADER_FLAG_BOLD |
E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS, "UTF-8");
}
g_string_free (tmp, TRUE);
/* Count attachments and display the number as a header */
attachments_count = 0;
for (parts_iter = context->parts; parts_iter; parts_iter = parts_iter->next) {
EMailPart *mail_part = parts_iter->data;
if (!mail_part)
continue;
if (!g_str_has_prefix (mail_part->id, part_id_prefix))
continue;
if (mail_part->is_attachment && !mail_part->cid &&
!mail_part->is_hidden) {
attachments_count++;
}
}
if (attachments_count > 0) {
raw_header.name = _("Attachments");
raw_header.value = g_strdup_printf ("%d", attachments_count);
e_mail_formatter_format_header (
formatter, str, CAMEL_MEDIUM (part->part), &raw_header,
E_MAIL_FORMATTER_HEADER_FLAG_BOLD |
E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS, "UTF-8");
g_free (raw_header.value);
}
g_string_append (str, "</table>");
camel_stream_write_string (stream, str->str, cancellable, NULL);
g_string_free (str, TRUE);
g_free (part_id_prefix);
return TRUE;
}
static const gchar *
emfpe_headers_get_display_name (EMailFormatterExtension *extension)
{
return NULL;
}
static const gchar *
emfpe_headers_get_description (EMailFormatterExtension *extension)
{
return NULL;
}
static const gchar **
emfpe_headers_mime_types (EMailExtension *extension)
{
return formatter_mime_types;
}
static void
e_mail_formatter_print_headers_class_init (EMailFormatterPrintHeadersClass *class)
{
}
static void
e_mail_formatter_print_formatter_extension_interface_init (EMailFormatterExtensionInterface *iface)
{
iface->format = emfpe_headers_format;
iface->get_display_name = emfpe_headers_get_display_name;
iface->get_description = emfpe_headers_get_description;
}
static void
e_mail_formatter_print_mail_extension_interface_init (EMailExtensionInterface *iface)
{
iface->mime_types = emfpe_headers_mime_types;
}
static void
e_mail_formatter_print_headers_init (EMailFormatterPrintHeaders *formatter)
{
}
