src/em-format/e-mail-formatter-text-enriched.c

   1 /*
   2  * e-mail-formatter-text-enriched.c
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU Lesser General Public License as published by
   6  * the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  10  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  11  * for more details.
  12  *
  13  * You should have received a copy of the GNU Lesser General Public License
  14  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17
  18 #include "evolution-config.h"
  19
  20 #include <glib/gi18n-lib.h>
  21
  22 #include <e-util/e-util.h>
  23
  24 #include "e-mail-formatter-extension.h"
  25 #include "e-mail-inline-filter.h"
  26 #include "e-mail-part-utils.h"
  27
  28 typedef EMailFormatterExtension EMailFormatterTextEnriched;
  29 typedef EMailFormatterExtensionClass EMailFormatterTextEnrichedClass;
  30
  31 GType e_mail_formatter_text_enriched_get_type (void);
  32
  33 G_DEFINE_TYPE (
  34         EMailFormatterTextEnriched,
  35         e_mail_formatter_text_enriched,
  36         E_TYPE_MAIL_FORMATTER_EXTENSION)
  37
  38 static const gchar *formatter_mime_types[] = {
  39         "text/enriched",
  40         "text/richtext",
  41         NULL
  42 };
  43
  44 static gboolean
  45 emfe_text_enriched_format (EMailFormatterExtension *extension,
  46                            EMailFormatter *formatter,
  47                            EMailFormatterContext *context,
  48                            EMailPart *part,
  49                            GOutputStream *stream,
  50                            GCancellable *cancellable)
  51 {
  52         GOutputStream *filtered_stream;
  53         CamelMimeFilter *filter;
  54         const gchar *mime_type;
  55         const gchar *string;
  56         gchar *str;
  57         guint32 filter_flags = 0;
  58
  59         if (g_cancellable_is_cancelled (cancellable))
  60                 return FALSE;
  61
  62         mime_type = e_mail_part_get_mime_type (part);
  63
  64         if (g_strcmp0 (mime_type, "text/richtext") == 0)
  65                 filter_flags = CAMEL_MIME_FILTER_ENRICHED_IS_RICHTEXT;
  66
  67         filter = camel_mime_filter_enriched_new (filter_flags);
  68         filtered_stream = camel_filter_output_stream_new (stream, filter);
  69         g_filter_output_stream_set_close_base_stream (
  70                 G_FILTER_OUTPUT_STREAM (filtered_stream), FALSE);
  71         g_object_unref (filter);
  72
  73         str = g_strdup_printf (
  74                 "<div class=\"part-container -e-mail-formatter-frame-color %s"
  75                 "-e-web-view-background-color -e-web-view-text-color\">"
  76                 "<div class=\"part-container-inner-margin\">\n",
  77                 e_mail_part_get_frame_security_style (part));
  78
  79         g_output_stream_write_all (
  80                 stream, str, strlen (str), NULL, cancellable, NULL);
  81         g_free (str);
  82
  83         e_mail_formatter_format_text (
  84                 formatter, part, filtered_stream, cancellable);
  85         g_output_stream_flush (filtered_stream, cancellable, NULL);
  86
  87         g_object_unref (filtered_stream);
  88
  89         string = "</div></div>";
  90
  91         g_output_stream_write_all (
  92                 stream, string, strlen (string), NULL, cancellable, NULL);
  93
  94         return TRUE;
  95 }
  96
  97 static void
  98 e_mail_formatter_text_enriched_class_init (EMailFormatterExtensionClass *class)
  99 {
 100         class->display_name = _("Richtext");
 101         class->description = _("Display part as enriched text");
 102         class->mime_types = formatter_mime_types;
 103         class->priority = G_PRIORITY_LOW;
 104         class->format = emfe_text_enriched_format;
 105 }
 106
 107 static void
 108 e_mail_formatter_text_enriched_init (EMailFormatterExtension *extension)
 109 {
 110 }