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/*
* image-any.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-formatter-extension.h>
#include <em-format/e-mail-part-utils.h>
#include <em-format/e-mail-parser.h>
#include <em-format/e-mail-formatter.h>
#include <em-format/e-mail-inline-filter.h>
#include <e-util/e-util.h>
#include <glib/gi18n-lib.h>
#include <camel/camel.h>
typedef EMailFormatterExtension EMailFormatterImage;
typedef EMailFormatterExtensionClass EMailFormatterImageClass;
G_DEFINE_TYPE (
EMailFormatterImage,
e_mail_formatter_image,
E_TYPE_MAIL_FORMATTER_EXTENSION)
static const gchar *formatter_mime_types[] = {
"image/gif",
"image/jpeg",
"image/png",
"image/x-png",
"image/x-bmp",
"image/bmp",
"image/svg",
"image/x-cmu-raster",
"image/x-ico",
"image/x-portable-anymap",
"image/x-portable-bitmap",
"image/x-portable-graymap",
"image/x-portable-pixmap",
"image/x-xpixmap",
"image/jpg",
"image/pjpeg",
"image/*",
NULL
};
static gboolean
emfe_image_format (EMailFormatterExtension *extension,
EMailFormatter *formatter,
EMailFormatterContext *context,
EMailPart *part,
CamelStream *stream,
GCancellable *cancellable)
{
gchar *content;
CamelDataWrapper *dw;
GByteArray *ba;
CamelStream *raw_content;
if (g_cancellable_is_cancelled (cancellable))
return FALSE;
dw = camel_medium_get_content (CAMEL_MEDIUM (part->part));
g_return_val_if_fail (dw, FALSE);
raw_content = camel_stream_mem_new ();
camel_data_wrapper_decode_to_stream_sync (dw, raw_content, cancellable, NULL);
ba = camel_stream_mem_get_byte_array (CAMEL_STREAM_MEM (raw_content));
if (context->mode == E_MAIL_FORMATTER_MODE_RAW) {
if (!e_mail_formatter_get_animate_images (formatter)) {
gchar *buff;
gsize len;
e_mail_part_animation_extract_frame (ba, &buff, &len);
camel_stream_write (stream, buff, len, cancellable, NULL);
g_free (buff);
} else {
camel_stream_write (
stream, (gchar *) ba->data,
ba->len, cancellable, NULL);
}
} else {
gchar *buffer;
if (!e_mail_formatter_get_animate_images (formatter)) {
gchar *buff;
gsize len;
e_mail_part_animation_extract_frame (ba, &buff, &len);
content = g_base64_encode ((guchar *) buff, len);
g_free (buff);
} else {
content = g_base64_encode ((guchar *) ba->data, ba->len);
}
/* The image is already base64-encrypted so we can directly
* paste it to the output */
buffer = g_strdup_printf (
"<img src=\"data:%s;base64,%s\" style=\"max-width: 100%%;\" />",
part->mime_type ? part->mime_type : "image/*", content);
camel_stream_write_string (stream, buffer, cancellable, NULL);
g_free (buffer);
g_free (content);
}
g_object_unref (raw_content);
return TRUE;
}
static const gchar *
emfe_image_get_description (EMailFormatterExtension *extension)
{
return _("Display part as an image");
}
static void
e_mail_formatter_image_class_init (EMailFormatterExtensionClass *class)
{
class->display_name = _("Regular Image");
class->mime_types = formatter_mime_types;
class->format = emfe_image_format;
class->get_description = emfe_image_get_description;
}
static void
e_mail_formatter_image_init (EMailFormatterExtension *extension)
{
}
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