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-rw-r--r--em-format/e-mail-parser-message-external.c211
1 files changed, 211 insertions, 0 deletions
diff --git a/em-format/e-mail-parser-message-external.c b/em-format/e-mail-parser-message-external.c
new file mode 100644
index 0000000000..8c02a3ef3b
--- /dev/null
+++ b/em-format/e-mail-parser-message-external.c
@@ -0,0 +1,211 @@
+/*
+ * e-mail-parser-message-external.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 <em-format/e-mail-parser-extension.h>
+#include <em-format/e-mail-parser.h>
+#include <e-util/e-util.h>
+
+#include <glib/gi18n-lib.h>
+#include <camel/camel.h>
+
+#include <string.h>
+#include <ctype.h>
+
+typedef struct _EMailParserMessageExternal {
+ GObject parent;
+} EMailParserMessageExternal;
+
+typedef struct _EMailParserMessageExternalClass {
+ GObjectClass parent_class;
+} EMailParserMessageExternalClass;
+
+static void e_mail_parser_parser_extension_interface_init (EMailParserExtensionInterface *iface);
+static void e_mail_parser_mail_extension_interface_init (EMailExtensionInterface *iface);
+
+G_DEFINE_TYPE_EXTENDED (
+ EMailParserMessageExternal,
+ e_mail_parser_message_external,
+ G_TYPE_OBJECT,
+ 0,
+ G_IMPLEMENT_INTERFACE (
+ E_TYPE_MAIL_EXTENSION,
+ e_mail_parser_mail_extension_interface_init)
+ G_IMPLEMENT_INTERFACE (
+ E_TYPE_MAIL_PARSER_EXTENSION,
+ e_mail_parser_parser_extension_interface_init));
+
+static const gchar* parser_mime_types[] = { "message/external-body",
+ NULL };
+
+static GSList *
+empe_msg_external_parse (EMailParserExtension *extension,
+ EMailParser *parser,
+ CamelMimePart *part,
+ GString *part_id,
+ GCancellable *cancellable)
+{
+ EMailPart *mail_part;
+ CamelMimePart *newpart;
+ CamelContentType *type;
+ const gchar *access_type;
+ gchar *url = NULL, *desc = NULL;
+ gchar *content;
+ gint len;
+ gchar *mime_type;
+
+ if (g_cancellable_is_cancelled (cancellable))
+ return NULL;
+
+ newpart = camel_mime_part_new ();
+
+ /* needs to be cleaner */
+ type = camel_mime_part_get_content_type (part);
+ access_type = camel_content_type_param (type, "access-type");
+ if (!access_type) {
+ const gchar *msg = _("Malformed external-body part");
+ mime_type = g_strdup ("text/plain");
+ camel_mime_part_set_content (newpart, msg, strlen (msg), mime_type);
+ goto addPart;
+ }
+
+ if (!g_ascii_strcasecmp(access_type, "ftp") ||
+ !g_ascii_strcasecmp(access_type, "anon-ftp")) {
+ const gchar *name, *site, *dir, *mode;
+ gchar *path;
+ gchar ftype[16];
+
+ name = camel_content_type_param (type, "name");
+ site = camel_content_type_param (type, "site");
+ dir = camel_content_type_param (type, "directory");
+ mode = camel_content_type_param (type, "mode");
+ if (name == NULL || site == NULL)
+ goto fail;
+
+ /* Generate the path. */
+ if (dir)
+ path = g_strdup_printf("/%s/%s", *dir=='/'?dir+1:dir, name);
+ else
+ path = g_strdup_printf("/%s", *name=='/'?name+1:name);
+
+ if (mode && *mode)
+ sprintf(ftype, ";type=%c", *mode);
+ else
+ ftype[0] = 0;
+
+ url = g_strdup_printf ("ftp://%s%s%s", site, path, ftype);
+ g_free (path);
+ desc = g_strdup_printf (_("Pointer to FTP site (%s)"), url);
+ } else if (!g_ascii_strcasecmp (access_type, "local-file")) {
+ const gchar *name, *site;
+
+ name = camel_content_type_param (type, "name");
+ site = camel_content_type_param (type, "site");
+ if (name == NULL)
+ goto fail;
+
+ url = g_filename_to_uri (name, NULL, NULL);
+ if (site)
+ desc = g_strdup_printf(_("Pointer to local file (%s) valid at site \"%s\""), name, site);
+ else
+ desc = g_strdup_printf(_("Pointer to local file (%s)"), name);
+ } else if (!g_ascii_strcasecmp (access_type, "URL")) {
+ const gchar *urlparam;
+ gchar *s, *d;
+
+ /* RFC 2017 */
+ urlparam = camel_content_type_param (type, "url");
+ if (urlparam == NULL)
+ goto fail;
+
+ /* For obscure MIMEy reasons, the URL may be split into words */
+ url = g_strdup (urlparam);
+ s = d = url;
+ while (*s) {
+ if (!isspace ((guchar) * s))
+ *d++ = *s;
+ s++;
+ }
+ *d = 0;
+ desc = g_strdup_printf (_("Pointer to remote data (%s)"), url);
+ } else {
+ goto fail;
+ }
+
+ mime_type = g_strdup ("text/html");
+ content = g_strdup_printf ("<a href=\"%s\">%s</a>", url, desc);
+ camel_mime_part_set_content (newpart, content, strlen (content), mime_type);
+ g_free (content);
+
+ g_free (url);
+ g_free (desc);
+
+ goto addPart;
+
+fail:
+ content = g_strdup_printf (
+ _("Pointer to unknown external data (\"%s\" type)"),
+ access_type);
+ mime_type = g_strdup ("text/plain");
+ camel_mime_part_set_content (newpart, content, strlen (content), mime_type);
+ g_free (content);
+
+addPart:
+ len = part_id->len;
+ g_string_append (part_id, ".msg_external");
+ mail_part = e_mail_part_new (part, part_id->str);
+ mail_part->mime_type = mime_type;
+ g_string_truncate (part_id, len);
+
+ return g_slist_append (NULL, mail_part);
+}
+
+static const gchar **
+empe_msg_external_mime_types (EMailExtension *extension)
+{
+ return parser_mime_types;
+}
+
+static void
+e_mail_parser_message_external_class_init (EMailParserMessageExternalClass *klass)
+{
+ e_mail_parser_message_external_parent_class = g_type_class_peek_parent (klass);
+}
+
+static void
+e_mail_parser_parser_extension_interface_init (EMailParserExtensionInterface *iface)
+{
+ iface->parse = empe_msg_external_parse;
+}
+
+static void
+e_mail_parser_mail_extension_interface_init (EMailExtensionInterface *iface)
+{
+ iface->mime_types = empe_msg_external_mime_types;
+}
+
+static void
+e_mail_parser_message_external_init (EMailParserMessageExternal *parser)
+{
+
+}