1 /*
2 * e-mail-part.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 /**
19 * EMailPart:
20 *
21 * The #EMailPart is a wrapper around #CamelMimePart which holds additional
22 * information about the mime part, like it's ID, encryption type etc.
23 *
24 * Each #EMailPart must have a unique ID. The ID is a dot-separated
25 * hierarchical description of the location of the part within the email
26 * message.
27 */
28
29 #include "evolution-config.h"
30
31 #include "e-mail-part.h"
32
33 #include <string.h>
34
35 #include "e-mail-part-attachment.h"
36 #include "e-mail-part-list.h"
37
38 #define E_MAIL_PART_GET_PRIVATE(obj) \
39 (G_TYPE_INSTANCE_GET_PRIVATE \
40 ((obj), E_TYPE_MAIL_PART, EMailPartPrivate))
41
42 struct _EMailPartPrivate {
43 GWeakRef part_list;
44 CamelMimePart *mime_part;
45
46 gchar *id;
47 gchar *cid;
48 gchar *mime_type;
49
50 gboolean is_attachment;
51 gboolean is_printable;
52 gboolean converted_to_utf8;
53 };
54
55 enum {
56 PROP_0,
57 PROP_CID,
58 PROP_CONVERTED_TO_UTF8,
59 PROP_ID,
60 PROP_IS_ATTACHMENT,
61 PROP_IS_PRINTABLE,
62 PROP_MIME_PART,
63 PROP_MIME_TYPE,
64 PROP_PART_LIST
65 };
66
G_DEFINE_TYPE_WITH_CODE(EMailPart,e_mail_part,G_TYPE_OBJECT,G_IMPLEMENT_INTERFACE (E_TYPE_EXTENSIBLE,NULL))67 G_DEFINE_TYPE_WITH_CODE (
68 EMailPart,
69 e_mail_part,
70 G_TYPE_OBJECT,
71 G_IMPLEMENT_INTERFACE (
72 E_TYPE_EXTENSIBLE, NULL))
73
74 static void
75 mail_part_validity_pair_free (gpointer ptr)
76 {
77 EMailPartValidityPair *pair = ptr;
78
79 if (!pair)
80 return;
81
82 camel_cipher_validity_free (pair->validity);
83 g_free (pair);
84 }
85
86 static void
mail_part_set_id(EMailPart * part,const gchar * id)87 mail_part_set_id (EMailPart *part,
88 const gchar *id)
89 {
90 g_return_if_fail (part->priv->id == NULL);
91
92 part->priv->id = g_strdup (id);
93 }
94
95 static void
mail_part_set_mime_part(EMailPart * part,CamelMimePart * mime_part)96 mail_part_set_mime_part (EMailPart *part,
97 CamelMimePart *mime_part)
98 {
99 g_return_if_fail (part->priv->mime_part == NULL);
100
101 /* The CamelMimePart is optional. */
102 if (mime_part != NULL)
103 part->priv->mime_part = g_object_ref (mime_part);
104 }
105
106 static void
mail_part_set_property(GObject * object,guint property_id,const GValue * value,GParamSpec * pspec)107 mail_part_set_property (GObject *object,
108 guint property_id,
109 const GValue *value,
110 GParamSpec *pspec)
111 {
112 switch (property_id) {
113 case PROP_CID:
114 e_mail_part_set_cid (
115 E_MAIL_PART (object),
116 g_value_get_string (value));
117 return;
118
119 case PROP_CONVERTED_TO_UTF8:
120 e_mail_part_set_converted_to_utf8 (
121 E_MAIL_PART (object),
122 g_value_get_boolean (value));
123 return;
124
125 case PROP_ID:
126 mail_part_set_id (
127 E_MAIL_PART (object),
128 g_value_get_string (value));
129 return;
130
131 case PROP_IS_ATTACHMENT:
132 e_mail_part_set_is_attachment (
133 E_MAIL_PART (object),
134 g_value_get_boolean (value));
135 return;
136
137 case PROP_IS_PRINTABLE:
138 e_mail_part_set_is_printable (
139 E_MAIL_PART (object),
140 g_value_get_boolean (value));
141 return;
142
143 case PROP_MIME_PART:
144 mail_part_set_mime_part (
145 E_MAIL_PART (object),
146 g_value_get_object (value));
147 return;
148
149 case PROP_MIME_TYPE:
150 e_mail_part_set_mime_type (
151 E_MAIL_PART (object),
152 g_value_get_string (value));
153 return;
154
155 case PROP_PART_LIST:
156 e_mail_part_set_part_list (
157 E_MAIL_PART (object),
158 g_value_get_object (value));
159 return;
160 }
161
162 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
163 }
164
165 static void
mail_part_get_property(GObject * object,guint property_id,GValue * value,GParamSpec * pspec)166 mail_part_get_property (GObject *object,
167 guint property_id,
168 GValue *value,
169 GParamSpec *pspec)
170 {
171 switch (property_id) {
172 case PROP_CID:
173 g_value_set_string (
174 value,
175 e_mail_part_get_cid (
176 E_MAIL_PART (object)));
177 return;
178
179 case PROP_CONVERTED_TO_UTF8:
180 g_value_set_boolean (
181 value,
182 e_mail_part_get_converted_to_utf8 (
183 E_MAIL_PART (object)));
184 return;
185
186 case PROP_ID:
187 g_value_set_string (
188 value,
189 e_mail_part_get_id (
190 E_MAIL_PART (object)));
191 return;
192
193 case PROP_IS_ATTACHMENT:
194 g_value_set_boolean (
195 value,
196 e_mail_part_get_is_attachment (
197 E_MAIL_PART (object)));
198 return;
199
200 case PROP_IS_PRINTABLE:
201 g_value_set_boolean (
202 value,
203 e_mail_part_get_is_printable (
204 E_MAIL_PART (object)));
205 return;
206
207 case PROP_MIME_PART:
208 g_value_take_object (
209 value,
210 e_mail_part_ref_mime_part (
211 E_MAIL_PART (object)));
212 return;
213
214 case PROP_MIME_TYPE:
215 g_value_set_string (
216 value,
217 e_mail_part_get_mime_type (
218 E_MAIL_PART (object)));
219 return;
220
221 case PROP_PART_LIST:
222 g_value_take_object (
223 value,
224 e_mail_part_ref_part_list (
225 E_MAIL_PART (object)));
226 return;
227 }
228
229 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
230 }
231
232 static void
mail_part_dispose(GObject * object)233 mail_part_dispose (GObject *object)
234 {
235 EMailPartPrivate *priv;
236
237 priv = E_MAIL_PART_GET_PRIVATE (object);
238
239 g_weak_ref_set (&priv->part_list, NULL);
240
241 g_clear_object (&priv->mime_part);
242
243 /* Chain up to parent's dispose() method. */
244 G_OBJECT_CLASS (e_mail_part_parent_class)->dispose (object);
245 }
246
247 static void
mail_part_finalize(GObject * object)248 mail_part_finalize (GObject *object)
249 {
250 EMailPart *part = E_MAIL_PART (object);
251 EMailPartValidityPair *pair;
252
253 g_free (part->priv->id);
254 g_free (part->priv->cid);
255 g_free (part->priv->mime_type);
256
257 while ((pair = g_queue_pop_head (&part->validities)) != NULL)
258 mail_part_validity_pair_free (pair);
259
260 /* Chain up to parent's finalize() method. */
261 G_OBJECT_CLASS (e_mail_part_parent_class)->finalize (object);
262 }
263
264 static void
mail_part_constructed(GObject * object)265 mail_part_constructed (GObject *object)
266 {
267 /* Chain up to parent's constructed() method. */
268 G_OBJECT_CLASS (e_mail_part_parent_class)->constructed (object);
269
270 e_extensible_load_extensions (E_EXTENSIBLE (object));
271 }
272
273 static void
e_mail_part_class_init(EMailPartClass * class)274 e_mail_part_class_init (EMailPartClass *class)
275 {
276 GObjectClass *object_class;
277
278 g_type_class_add_private (class, sizeof (EMailPartPrivate));
279
280 object_class = G_OBJECT_CLASS (class);
281 object_class->set_property = mail_part_set_property;
282 object_class->get_property = mail_part_get_property;
283 object_class->dispose = mail_part_dispose;
284 object_class->finalize = mail_part_finalize;
285 object_class->constructed = mail_part_constructed;
286
287 g_object_class_install_property (
288 object_class,
289 PROP_CID,
290 g_param_spec_string (
291 "cid",
292 "Content ID",
293 "The MIME Content-ID",
294 NULL,
295 G_PARAM_READWRITE |
296 G_PARAM_STATIC_STRINGS));
297
298 g_object_class_install_property (
299 object_class,
300 PROP_CONVERTED_TO_UTF8,
301 g_param_spec_boolean (
302 "converted-to-utf8",
303 "Converted To UTF8",
304 "Whether the part content was already converted to UTF-8",
305 FALSE,
306 G_PARAM_READWRITE |
307 G_PARAM_STATIC_STRINGS));
308
309 g_object_class_install_property (
310 object_class,
311 PROP_ID,
312 g_param_spec_string (
313 "id",
314 "Part ID",
315 "The part ID",
316 NULL,
317 G_PARAM_READWRITE |
318 G_PARAM_CONSTRUCT_ONLY |
319 G_PARAM_STATIC_STRINGS));
320
321 g_object_class_install_property (
322 object_class,
323 PROP_IS_ATTACHMENT,
324 g_param_spec_boolean (
325 "is-attachment",
326 "Is Attachment",
327 "Format the part as an attachment",
328 FALSE,
329 G_PARAM_READWRITE |
330 G_PARAM_CONSTRUCT |
331 G_PARAM_STATIC_STRINGS));
332
333 g_object_class_install_property (
334 object_class,
335 PROP_IS_PRINTABLE,
336 g_param_spec_boolean (
337 "is-printable",
338 "Is Printable",
339 "Whether this part can be printed",
340 TRUE,
341 G_PARAM_READWRITE |
342 G_PARAM_CONSTRUCT |
343 G_PARAM_STATIC_STRINGS));
344
345 g_object_class_install_property (
346 object_class,
347 PROP_MIME_PART,
348 g_param_spec_object (
349 "mime-part",
350 "MIME Part",
351 "The MIME part",
352 CAMEL_TYPE_MIME_PART,
353 G_PARAM_READWRITE |
354 G_PARAM_CONSTRUCT_ONLY |
355 G_PARAM_STATIC_STRINGS));
356
357 g_object_class_install_property (
358 object_class,
359 PROP_MIME_TYPE,
360 g_param_spec_string (
361 "mime-type",
362 "MIME Type",
363 "The MIME type",
364 NULL,
365 G_PARAM_READWRITE |
366 G_PARAM_STATIC_STRINGS));
367
368 g_object_class_install_property (
369 object_class,
370 PROP_PART_LIST,
371 g_param_spec_object (
372 "part-list",
373 "Part List",
374 "The part list that owns the part",
375 E_TYPE_MAIL_PART_LIST,
376 G_PARAM_READWRITE |
377 G_PARAM_STATIC_STRINGS));
378 }
379
380 static void
e_mail_part_init(EMailPart * part)381 e_mail_part_init (EMailPart *part)
382 {
383 part->priv = E_MAIL_PART_GET_PRIVATE (part);
384 }
385
386 /**
387 * e_mail_part_new:
388 * @mime_part: (allow-none) a #CamelMimePart or %NULL
389 * @id: part ID
390 *
391 * Creates a new #EMailPart for the given @mime_part.
392 *
393 * Return value: a new #EMailPart
394 */
395 EMailPart *
e_mail_part_new(CamelMimePart * mime_part,const gchar * id)396 e_mail_part_new (CamelMimePart *mime_part,
397 const gchar *id)
398 {
399 g_return_val_if_fail (id != NULL, NULL);
400
401 return g_object_new (
402 E_TYPE_MAIL_PART,
403 "id", id, "mime-part", mime_part, NULL);
404 }
405
406 const gchar *
e_mail_part_get_id(EMailPart * part)407 e_mail_part_get_id (EMailPart *part)
408 {
409 g_return_val_if_fail (E_IS_MAIL_PART (part), NULL);
410
411 return part->priv->id;
412 }
413
414 const gchar *
e_mail_part_get_cid(EMailPart * part)415 e_mail_part_get_cid (EMailPart *part)
416 {
417 g_return_val_if_fail (E_IS_MAIL_PART (part), NULL);
418
419 return part->priv->cid;
420 }
421
422 void
e_mail_part_set_cid(EMailPart * part,const gchar * cid)423 e_mail_part_set_cid (EMailPart *part,
424 const gchar *cid)
425 {
426 g_return_if_fail (E_IS_MAIL_PART (part));
427
428 g_free (part->priv->cid);
429 part->priv->cid = g_strdup (cid);
430
431 g_object_notify (G_OBJECT (part), "cid");
432 }
433
434 gboolean
e_mail_part_id_has_prefix(EMailPart * part,const gchar * prefix)435 e_mail_part_id_has_prefix (EMailPart *part,
436 const gchar *prefix)
437 {
438 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
439 g_return_val_if_fail (prefix != NULL, FALSE);
440
441 return g_str_has_prefix (part->priv->id, prefix);
442 }
443
444 gboolean
e_mail_part_id_has_suffix(EMailPart * part,const gchar * suffix)445 e_mail_part_id_has_suffix (EMailPart *part,
446 const gchar *suffix)
447 {
448 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
449 g_return_val_if_fail (suffix != NULL, FALSE);
450
451 return g_str_has_suffix (part->priv->id, suffix);
452 }
453
454 gboolean
e_mail_part_id_has_substr(EMailPart * part,const gchar * substr)455 e_mail_part_id_has_substr (EMailPart *part,
456 const gchar *substr)
457 {
458 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
459 g_return_val_if_fail (substr != NULL, FALSE);
460
461 return (strstr (part->priv->id, substr) != NULL);
462 }
463
464 CamelMimePart *
e_mail_part_ref_mime_part(EMailPart * part)465 e_mail_part_ref_mime_part (EMailPart *part)
466 {
467 CamelMimePart *mime_part = NULL;
468
469 g_return_val_if_fail (E_IS_MAIL_PART (part), NULL);
470
471 if (part->priv->mime_part != NULL)
472 mime_part = g_object_ref (part->priv->mime_part);
473
474 return mime_part;
475 }
476
477 const gchar *
e_mail_part_get_mime_type(EMailPart * part)478 e_mail_part_get_mime_type (EMailPart *part)
479 {
480 g_return_val_if_fail (E_IS_MAIL_PART (part), NULL);
481
482 return part->priv->mime_type;
483 }
484
485 void
e_mail_part_set_mime_type(EMailPart * part,const gchar * mime_type)486 e_mail_part_set_mime_type (EMailPart *part,
487 const gchar *mime_type)
488 {
489 g_return_if_fail (E_IS_MAIL_PART (part));
490
491 if (g_strcmp0 (mime_type, part->priv->mime_type) == 0)
492 return;
493
494 g_free (part->priv->mime_type);
495 part->priv->mime_type = g_strdup (mime_type);
496
497 g_object_notify (G_OBJECT (part), "mime-type");
498 }
499
500 gboolean
e_mail_part_get_converted_to_utf8(EMailPart * part)501 e_mail_part_get_converted_to_utf8 (EMailPart *part)
502 {
503 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
504
505 return part->priv->converted_to_utf8;
506 }
507
508 void
e_mail_part_set_converted_to_utf8(EMailPart * part,gboolean converted_to_utf8)509 e_mail_part_set_converted_to_utf8 (EMailPart *part,
510 gboolean converted_to_utf8)
511 {
512 g_return_if_fail (E_IS_MAIL_PART (part));
513
514 if (converted_to_utf8 == part->priv->converted_to_utf8)
515 return;
516
517 part->priv->converted_to_utf8 = converted_to_utf8;
518
519 g_object_notify (G_OBJECT (part), "converted-to-utf8");
520 }
521
522 gboolean
e_mail_part_should_show_inline(EMailPart * part)523 e_mail_part_should_show_inline (EMailPart *part)
524 {
525 CamelMimePart *mime_part;
526 const CamelContentDisposition *disposition;
527 gboolean res = FALSE;
528
529 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
530
531 /* Automatically expand attachments that have inline
532 * disposition or the EMailParts have specific
533 * force_inline flag set. */
534
535 if (part->force_collapse)
536 return FALSE;
537
538 if (part->force_inline)
539 return TRUE;
540
541 if (E_IS_MAIL_PART_ATTACHMENT (part)) {
542 EMailPartAttachment *empa = E_MAIL_PART_ATTACHMENT (part);
543
544 if (g_strcmp0 (empa->snoop_mime_type, "message/rfc822") == 0)
545 return TRUE;
546 }
547
548 mime_part = e_mail_part_ref_mime_part (part);
549 if (!mime_part)
550 return FALSE;
551
552 disposition = camel_mime_part_get_content_disposition (mime_part);
553 if (disposition && disposition->disposition &&
554 g_ascii_strncasecmp (disposition->disposition, "inline", 6) == 0) {
555 GSettings *settings;
556
557 settings = e_util_ref_settings ("org.gnome.evolution.mail");
558 res = g_settings_get_boolean (settings, "display-content-disposition-inline");
559 g_clear_object (&settings);
560 }
561
562 g_object_unref (mime_part);
563
564 return res;
565 }
566
567 EMailPartList *
e_mail_part_ref_part_list(EMailPart * part)568 e_mail_part_ref_part_list (EMailPart *part)
569 {
570 g_return_val_if_fail (E_IS_MAIL_PART (part), NULL);
571
572 return g_weak_ref_get (&part->priv->part_list);
573 }
574
575 void
e_mail_part_set_part_list(EMailPart * part,EMailPartList * part_list)576 e_mail_part_set_part_list (EMailPart *part,
577 EMailPartList *part_list)
578 {
579 g_return_if_fail (E_IS_MAIL_PART (part));
580
581 if (part_list != NULL)
582 g_return_if_fail (E_IS_MAIL_PART_LIST (part_list));
583
584 g_weak_ref_set (&part->priv->part_list, part_list);
585
586 g_object_notify (G_OBJECT (part), "part-list");
587 }
588
589 gboolean
e_mail_part_get_is_attachment(EMailPart * part)590 e_mail_part_get_is_attachment (EMailPart *part)
591 {
592 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
593
594 return part->priv->is_attachment;
595 }
596
597 void
e_mail_part_set_is_attachment(EMailPart * part,gboolean is_attachment)598 e_mail_part_set_is_attachment (EMailPart *part,
599 gboolean is_attachment)
600 {
601 g_return_if_fail (E_IS_MAIL_PART (part));
602
603 if (is_attachment == part->priv->is_attachment)
604 return;
605
606 part->priv->is_attachment = is_attachment;
607
608 g_object_notify (G_OBJECT (part), "is-attachment");
609 }
610
611 gboolean
e_mail_part_get_is_printable(EMailPart * part)612 e_mail_part_get_is_printable (EMailPart *part)
613 {
614 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
615
616 return part->priv->is_printable;
617 }
618
619 void
e_mail_part_set_is_printable(EMailPart * part,gboolean is_printable)620 e_mail_part_set_is_printable (EMailPart *part,
621 gboolean is_printable)
622 {
623 g_return_if_fail (E_IS_MAIL_PART (part));
624
625 if ((is_printable ? 1 : 0) == (part->priv->is_printable ? 1 : 0))
626 return;
627
628 part->priv->is_printable = is_printable;
629
630 g_object_notify (G_OBJECT (part), "is-printable");
631 }
632
633 void
e_mail_part_content_loaded(EMailPart * part,EWebView * web_view,const gchar * iframe_id)634 e_mail_part_content_loaded (EMailPart *part,
635 EWebView *web_view,
636 const gchar *iframe_id)
637 {
638 EMailPartClass *class;
639
640 g_return_if_fail (E_IS_MAIL_PART (part));
641 g_return_if_fail (E_IS_WEB_VIEW (web_view));
642
643 class = E_MAIL_PART_GET_CLASS (part);
644 g_return_if_fail (class != NULL);
645
646 if (class->content_loaded)
647 class->content_loaded (part, web_view, iframe_id);
648 }
649
650 static EMailPartValidityPair *
mail_part_find_validity_pair(EMailPart * part,EMailPartValidityFlags validity_type)651 mail_part_find_validity_pair (EMailPart *part,
652 EMailPartValidityFlags validity_type)
653 {
654 GList *head, *link;
655
656 head = g_queue_peek_head_link (&part->validities);
657
658 for (link = head; link != NULL; link = g_list_next (link)) {
659 EMailPartValidityPair *pair = link->data;
660
661 if (pair == NULL)
662 continue;
663
664 if ((pair->validity_type & validity_type) == validity_type)
665 return pair;
666 }
667
668 return NULL;
669 }
670
671 /**
672 * e_mail_part_update_validity:
673 * @part: An #EMailPart
674 * @validity: a #CamelCipherValidity
675 * @validity_type: E_MAIL_PART_VALIDITY_* flags
676 *
677 * Updates validity of the @part. When the part already has some validity
678 * set, the new @validity and @validity_type are just appended, preserving
679 * the original validity. Validities of the same type (PGP or S/MIME) are
680 * merged together.
681 */
682 void
e_mail_part_update_validity(EMailPart * part,CamelCipherValidity * validity,EMailPartValidityFlags validity_type)683 e_mail_part_update_validity (EMailPart *part,
684 CamelCipherValidity *validity,
685 EMailPartValidityFlags validity_type)
686 {
687 EMailPartValidityPair *pair;
688 EMailPartValidityFlags mask;
689
690 g_return_if_fail (E_IS_MAIL_PART (part));
691 g_return_if_fail (validity != NULL);
692
693 mask = E_MAIL_PART_VALIDITY_PGP | E_MAIL_PART_VALIDITY_SMIME;
694
695 /* Auto-add flags when the related part is present */
696 if (!(validity_type & E_MAIL_PART_VALIDITY_SIGNED) &&
697 validity->sign.status != CAMEL_CIPHER_VALIDITY_SIGN_NONE)
698 validity_type |= E_MAIL_PART_VALIDITY_SIGNED;
699
700 if (!(validity_type & E_MAIL_PART_VALIDITY_ENCRYPTED) &&
701 validity->encrypt.status != CAMEL_CIPHER_VALIDITY_ENCRYPT_NONE)
702 validity_type |= E_MAIL_PART_VALIDITY_ENCRYPTED;
703
704 pair = mail_part_find_validity_pair (part, validity_type & mask);
705 if (pair != NULL) {
706 pair->validity_type |= validity_type;
707 camel_cipher_validity_envelope (pair->validity, validity);
708 } else {
709 pair = g_new0 (EMailPartValidityPair, 1);
710 pair->validity_type = validity_type;
711 pair->validity = camel_cipher_validity_clone (validity);
712
713 g_queue_push_tail (&part->validities, pair);
714 }
715 }
716
717 /**
718 * e_mail_part_get_validity:
719 * @part: An #EMailPart
720 * @validity_type: E_MAIL_PART_VALIDITY_* flags
721 *
722 * Returns, validity of @part contains any validity with the same bits
723 * as @validity_type set. It should contain all bits of it.
724 *
725 * Returns: a #CamelCipherValidity of the given type, %NULL if not found
726 *
727 * Since: 3.8
728 */
729 CamelCipherValidity *
e_mail_part_get_validity(EMailPart * part,EMailPartValidityFlags validity_type)730 e_mail_part_get_validity (EMailPart *part,
731 EMailPartValidityFlags validity_type)
732 {
733 EMailPartValidityPair *pair;
734
735 g_return_val_if_fail (E_IS_MAIL_PART (part), NULL);
736
737 pair = mail_part_find_validity_pair (part, validity_type);
738
739 return (pair != NULL) ? pair->validity : NULL;
740 }
741
742 gboolean
e_mail_part_has_validity(EMailPart * part)743 e_mail_part_has_validity (EMailPart *part)
744 {
745 g_return_val_if_fail (E_IS_MAIL_PART (part), FALSE);
746
747 return !g_queue_is_empty (&part->validities);
748 }
749
750 EMailPartValidityFlags
e_mail_part_get_validity_flags(EMailPart * part)751 e_mail_part_get_validity_flags (EMailPart *part)
752 {
753 EMailPartValidityFlags flags = 0;
754 GList *head, *link;
755
756 g_return_val_if_fail (E_IS_MAIL_PART (part), 0);
757
758 head = g_queue_peek_head_link (&part->validities);
759
760 for (link = head; link != NULL; link = g_list_next (link)) {
761 EMailPartValidityPair *pair = link->data;
762
763 if (pair != NULL)
764 flags |= pair->validity_type;
765 }
766
767 return flags;
768 }
769
770 static gboolean
from_matches_signers_alt_emails(CamelInternetAddress * from_address,CamelCipherCertInfo * cinfo)771 from_matches_signers_alt_emails (CamelInternetAddress *from_address,
772 CamelCipherCertInfo *cinfo)
773 {
774 GSList *props_link;
775 gboolean matches = FALSE;
776
777 for (props_link = cinfo->properties; props_link && !matches; props_link = g_slist_next (props_link)) {
778 const CamelCipherCertInfoProperty *prop = props_link->data;
779
780 if (prop && g_strcmp0 (prop->name, CAMEL_CIPHER_CERT_INFO_PROPERTY_SIGNERS_ALT_EMAILS) == 0 && prop->value) {
781 CamelInternetAddress *address;
782 gint count, ii;
783
784 address = camel_internet_address_new ();
785 count = camel_address_unformat (CAMEL_ADDRESS (address), prop->value);
786 for (ii = 0; ii < count && !matches; ii++) {
787 const gchar *email = NULL;
788
789 if (camel_internet_address_get (address, ii, NULL, &email) && email && *email) {
790 matches = camel_internet_address_find_address (from_address, email, NULL) >= 0;
791 }
792 }
793 g_object_unref (address);
794 break;
795 }
796 }
797
798 return matches;
799 }
800
801 void
e_mail_part_verify_validity_sender(EMailPart * part,CamelInternetAddress * from_address)802 e_mail_part_verify_validity_sender (EMailPart *part,
803 CamelInternetAddress *from_address)
804 {
805 GList *link;
806
807 g_return_if_fail (E_IS_MAIL_PART (part));
808
809 if (!from_address)
810 return;
811
812 for (link = g_queue_peek_head_link (&part->validities); link; link = g_list_next (link)) {
813 EMailPartValidityPair *pair = link->data;
814
815 if (pair && pair->validity && !(pair->validity_type & E_MAIL_PART_VALIDITY_VERIFIED)) {
816 pair->validity_type |= E_MAIL_PART_VALIDITY_VERIFIED;
817
818 if (pair->validity->sign.status != CAMEL_CIPHER_VALIDITY_SIGN_NONE) {
819 GList *link2;
820 gboolean from_matches_signer = FALSE;
821
822 for (link2 = g_queue_peek_head_link (&pair->validity->sign.signers); link2 && !from_matches_signer; link2 = g_list_next (link2)) {
823 CamelCipherCertInfo *cinfo = link2->data;
824
825 if (cinfo->email && *cinfo->email) {
826 from_matches_signer = from_matches_signer ||
827 (from_address && camel_internet_address_find_address (from_address, cinfo->email, NULL) >= 0) ||
828 (from_address && from_matches_signers_alt_emails (from_address, cinfo));
829 }
830 }
831
832 if (!from_matches_signer)
833 pair->validity_type |= E_MAIL_PART_VALIDITY_SENDER_SIGNER_MISMATCH;
834 }
835 }
836 }
837 }
838