aboutsummaryrefslogtreecommitdiffstats
path: root/em-format/e-mail-formatter-quote-message-rfc822.c
blob: ae50508958efe35e950e97f31b5673b7d6c1ea6c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/*
 * e-mail-formatter-quote-message-rfc822.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.
 *
 * 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 General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include <glib/gi18n-lib.h>

#include <camel/camel.h>

#include <e-util/e-util.h>

#include "e-mail-formatter-quote.h"
#include "e-mail-part-list.h"
#include "e-mail-part-utils.h"

typedef EMailFormatterExtension EMailFormatterQuoteMessageRFC822;
typedef EMailFormatterExtensionClass EMailFormatterQuoteMessageRFC822Class;

GType e_mail_formatter_quote_message_rfc822_get_type (void);

G_DEFINE_TYPE (
    EMailFormatterQuoteMessageRFC822,
    e_mail_formatter_quote_message_rfc822,
    E_TYPE_MAIL_FORMATTER_QUOTE_EXTENSION)

static const gchar *formatter_mime_types[] = {
    "message/rfc822",
    "application/vnd.evolution.rfc822.end",
    NULL
};

static gboolean
emfqe_message_rfc822_format (EMailFormatterExtension *extension,
                             EMailFormatter *formatter,
                             EMailFormatterContext *context,
                             EMailPart *part,
                             CamelStream *stream,
                             GCancellable *cancellable)
{
    GQueue queue = G_QUEUE_INIT;
    GList *head, *link;
    gchar *header, *end;
    EMailFormatterQuoteContext *qc = (EMailFormatterQuoteContext *) context;
    const gchar *part_id;

    part_id = e_mail_part_get_id (part);

    if (g_cancellable_is_cancelled (cancellable))
        return FALSE;

    header = e_mail_formatter_get_html_header (formatter);
    camel_stream_write_string (stream, header, cancellable, NULL);
    g_free (header);

    e_mail_part_list_queue_parts (context->part_list, part_id, &queue);

    if (g_queue_is_empty (&queue))
        return FALSE;

    /* Discard the first EMailPart. */
    g_object_unref (g_queue_pop_head (&queue));

    head = g_queue_peek_head (&queue);

    end = g_strconcat (part_id, ".end", NULL);

    for (link = head; link != NULL; link = g_list_next (link)) {
        EMailPart *p = link->data;
        const gchar *p_id;

        p_id = e_mail_part_get_id (p);

        /* Skip attachment bar */
        if (e_mail_part_id_has_suffix (p, ".attachment-bar"))
            continue;

        if (e_mail_part_id_has_suffix (p, ".headers.")) {
            if (qc->qf_flags & E_MAIL_FORMATTER_QUOTE_FLAG_HEADERS) {
                e_mail_formatter_format_as (
                    formatter, context, part, stream,
                    "application/vnd.evolution.headers",
                    cancellable);
            }

            continue;
        }

        /* Check for nested rfc822 messages */
        if (e_mail_part_id_has_suffix (p, ".rfc822")) {
            gchar *sub_end = g_strconcat (p_id, ".end", NULL);

            while (link != NULL) {
                p = link->data;

                if (g_strcmp0 (p_id, sub_end) == 0)
                    break;

                link = g_list_next (link);
            }
            g_free (sub_end);
            continue;
        }

        if ((g_strcmp0 (p_id, end) == 0))
            break;

        if (p->is_hidden)
            continue;

        e_mail_formatter_format_as (
            formatter, context, p,
            stream, NULL, cancellable);
    }

    g_free (end);

    while (!g_queue_is_empty (&queue))
        g_object_unref (g_queue_pop_head (&queue));

    camel_stream_write_string (stream, "</body></html>", cancellable, NULL);

    return TRUE;
}

static void
e_mail_formatter_quote_message_rfc822_class_init (EMailFormatterExtensionClass *class)
{
    class->mime_types = formatter_mime_types;
    class->priority = G_PRIORITY_HIGH;
    class->format = emfqe_message_rfc822_format;
}

static void
e_mail_formatter_quote_message_rfc822_init (EMailFormatterExtension *extension)
{
}