em-format/e-mail-parser-headers.c

   1 /*
   2  * e-mail-parser-headers.c
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) version 3.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with the program; if not, see <http://www.gnu.org/licenses/>
  16  *
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include "e-mail-format-extensions.h"
  24
  25 #include <glib/gi18n-lib.h>
  26
  27 #include <em-format/e-mail-parser-extension.h>
  28 #include <em-format/e-mail-parser.h>
  29 #include <libemail-engine/e-mail-utils.h>
  30 #include <e-util/e-util.h>
  31
  32 #include <camel/camel.h>
  33
  34 #include <string.h>
  35
  36 typedef struct _EMailParserHeaders {
  37         GObject parent;
  38 } EMailParserHeaders;
  39
  40 typedef struct _EMailParserHeadersClass {
  41         GObjectClass parent_class;
  42 } EMailParserHeadersClass;
  43
  44 static void e_mail_parser_parser_extension_interface_init (EMailParserExtensionInterface *iface);
  45 static void e_mail_parser_mail_extension_interface_init (EMailExtensionInterface *iface);
  46
  47 G_DEFINE_TYPE_EXTENDED (
  48         EMailParserHeaders,
  49         e_mail_parser_headers,
  50         G_TYPE_OBJECT,
  51         0,
  52         G_IMPLEMENT_INTERFACE (
  53                 E_TYPE_MAIL_EXTENSION,
  54                 e_mail_parser_mail_extension_interface_init)
  55         G_IMPLEMENT_INTERFACE (
  56                 E_TYPE_MAIL_PARSER_EXTENSION,
  57                 e_mail_parser_parser_extension_interface_init));
  58
  59 static const gchar *parser_mime_types[] = { "application/vnd.evolution.headers", NULL };
  60
  61 static void
  62 empe_headers_bind_dom (EMailPart *part,
  63                        WebKitDOMElement *element)
  64 {
  65         WebKitDOMDocument *document;
  66         WebKitDOMElement *photo;
  67         gchar *addr, *uri;
  68         gboolean only_local;
  69
  70         document = webkit_dom_node_get_owner_document (WEBKIT_DOM_NODE (element));
  71         photo = webkit_dom_document_get_element_by_id (document, "__evo-contact-photo");
  72
  73         /* Contact photos disabled, the <img> tag is not there */
  74         if (!photo)
  75                 return;
  76
  77         addr = webkit_dom_element_get_attribute (photo, "data-mailaddr");
  78         only_local = webkit_dom_element_has_attribute (photo, "data-onlylocal");
  79
  80         uri = g_strdup_printf ("mail://contact-photo?mailaddr=%s%s",
  81                 addr, only_local ? "&only-local-photo=1" : "");
  82
  83         webkit_dom_html_image_element_set_src (
  84                 WEBKIT_DOM_HTML_IMAGE_ELEMENT (photo), uri);
  85
  86         g_free (addr);
  87         g_free (uri);
  88 }
  89
  90 static GSList *
  91 empe_headers_parse (EMailParserExtension *extension,
  92                     EMailParser *parser,
  93                     CamelMimePart *part,
  94                     GString *part_id,
  95                     GCancellable *cancellable)
  96 {
  97         EMailPart *mail_part;
  98         gint len;
  99
 100         if (g_cancellable_is_cancelled (cancellable))
 101                 return NULL;
 102
 103         len = part_id->len;
 104         g_string_append (part_id, ".headers");
 105
 106         mail_part = e_mail_part_new (part, part_id->str);
 107         mail_part->mime_type = g_strdup ("application/vnd.evolution.headers");
 108         mail_part->bind_func = empe_headers_bind_dom;
 109         g_string_truncate (part_id, len);
 110
 111         return g_slist_append (NULL, mail_part);
 112 }
 113
 114 static const gchar **
 115 empe_headers_mime_types (EMailExtension *extension)
 116 {
 117         return parser_mime_types;
 118 }
 119
 120 static void
 121 e_mail_parser_headers_class_init (EMailParserHeadersClass *klass)
 122 {
 123         e_mail_parser_headers_parent_class = g_type_class_peek_parent (klass);
 124 }
 125
 126 static void
 127 e_mail_parser_parser_extension_interface_init (EMailParserExtensionInterface *iface)
 128 {
 129         iface->parse = empe_headers_parse;
 130 }
 131
 132 static void
 133 e_mail_parser_mail_extension_interface_init (EMailExtensionInterface *iface)
 134 {
 135         iface->mime_types = empe_headers_mime_types;
 136 }
 137
 138 static void
 139 e_mail_parser_headers_init (EMailParserHeaders *parser)
 140 {
 141
 142 }