1 /* Copyright (c) 2006, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * * Neither the name of the Nokia Corporation nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #include <glib/gi18n.h>
32 #include <tny-header.h>
33 #include <tny-simple-list.h>
34 #include <tny-gtk-text-buffer-stream.h>
35 #include <tny-camel-mem-stream.h>
36 #include <tny-camel-html-to-text-stream.h>
37 #include "modest-formatter.h"
38 #include "modest-text-utils.h"
39 #include "modest-tny-platform-factory.h"
40 #include <modest-runtime.h>
42 #define MAX_BODY_LENGTH 4096
44 typedef struct _ModestFormatterPrivate ModestFormatterPrivate;
45 struct _ModestFormatterPrivate {
49 #define MODEST_FORMATTER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE((o), \
50 MODEST_TYPE_FORMATTER, \
51 ModestFormatterPrivate))
53 static GObjectClass *parent_class = NULL;
55 typedef gchar* FormatterFunc (ModestFormatter *self, const gchar *text, TnyHeader *header, GList *attachments);
57 static TnyMsg *modest_formatter_do (ModestFormatter *self, TnyMimePart *body, TnyHeader *header,
58 FormatterFunc func, GList *attachments);
60 static gchar* modest_formatter_wrapper_cite (ModestFormatter *self, const gchar *text,
61 TnyHeader *header, GList *attachments);
62 static gchar* modest_formatter_wrapper_quote (ModestFormatter *self, const gchar *text,
63 TnyHeader *header, GList *attachments);
64 static gchar* modest_formatter_wrapper_inline (ModestFormatter *self, const gchar *text,
65 TnyHeader *header, GList *attachments);
67 static TnyMimePart *find_body_parent (TnyMimePart *part);
70 extract_text (ModestFormatter *self, TnyMimePart *body)
74 TnyStream *input_stream;
76 GtkTextIter start, end;
77 gchar *text, *converted_text;
78 ModestFormatterPrivate *priv;
81 buf = gtk_text_buffer_new (NULL);
82 stream = TNY_STREAM (tny_gtk_text_buffer_stream_new (buf));
83 tny_stream_reset (stream);
84 mp_stream = tny_mime_part_get_decoded_stream (body);
86 if (g_strcmp0 (tny_mime_part_get_content_type (body), "text/html") == 0) {
87 input_stream = tny_camel_html_to_text_stream_new (mp_stream);
89 input_stream = g_object_ref (mp_stream);
94 while (!tny_stream_is_eos (input_stream)) {
99 next_read = MIN (128, MAX_BODY_LENGTH - total);
102 n_read = tny_stream_read (input_stream, buffer, next_read);
105 n_write = tny_stream_write (stream, buffer, n_read);
107 } else if (n_read == -1) {
112 tny_stream_reset (stream);
114 g_object_unref (G_OBJECT(stream));
115 g_object_unref (G_OBJECT (mp_stream));
116 g_object_unref (G_OBJECT (input_stream));
118 gtk_text_buffer_get_bounds (buf, &start, &end);
119 text = gtk_text_buffer_get_text (buf, &start, &end, FALSE);
120 g_object_unref (G_OBJECT(buf));
122 /* Convert to desired content type if needed */
123 priv = MODEST_FORMATTER_GET_PRIVATE (self);
125 if (strcmp (tny_mime_part_get_content_type (body), priv->content_type) == 0) {
126 if (!strcmp (priv->content_type, "text/html"))
127 converted_text = modest_text_utils_convert_to_html (text);
129 converted_text = g_strdup (text);
132 text = converted_text;
138 construct_from_text (TnyMimePart *part,
140 const gchar *content_type)
142 TnyStream *text_body_stream;
144 /* Create the stream */
145 text_body_stream = TNY_STREAM (tny_camel_mem_stream_new_with_buffer
146 (text, strlen(text)));
148 /* Construct MIME part */
149 tny_stream_reset (text_body_stream);
150 tny_mime_part_construct (part, text_body_stream, content_type, "7bit");
151 tny_stream_reset (text_body_stream);
154 g_object_unref (G_OBJECT (text_body_stream));
158 modest_formatter_do (ModestFormatter *self, TnyMimePart *body, TnyHeader *header, FormatterFunc func,
161 TnyMsg *new_msg = NULL;
162 gchar *body_text = NULL, *txt = NULL;
163 ModestFormatterPrivate *priv;
164 TnyMimePart *body_part = NULL;
166 g_return_val_if_fail (self, NULL);
167 g_return_val_if_fail (header, NULL);
168 g_return_val_if_fail (func, NULL);
171 new_msg = modest_formatter_create_message (self, TRUE, attachments != NULL, FALSE);
172 body_part = modest_formatter_create_body_part (self, new_msg);
175 body_text = extract_text (self, body);
177 body_text = g_strdup ("");
179 txt = (gchar *) func (self, (const gchar*) body_text, header, attachments);
180 priv = MODEST_FORMATTER_GET_PRIVATE (self);
181 construct_from_text (TNY_MIME_PART (body_part), (const gchar*) txt, priv->content_type);
182 g_object_unref (body_part);
192 modest_formatter_cite (ModestFormatter *self, TnyMimePart *body, TnyHeader *header)
194 return modest_formatter_do (self, body, header, modest_formatter_wrapper_cite, NULL);
198 modest_formatter_quote (ModestFormatter *self, TnyMimePart *body, TnyHeader *header, GList *attachments)
200 return modest_formatter_do (self, body, header, modest_formatter_wrapper_quote, attachments);
204 modest_formatter_inline (ModestFormatter *self, TnyMimePart *body, TnyHeader *header, GList *attachments)
206 return modest_formatter_do (self, body, header, modest_formatter_wrapper_inline, attachments);
210 modest_formatter_attach (ModestFormatter *self, TnyMsg *msg, TnyHeader *header)
212 TnyMsg *new_msg = NULL;
213 TnyMimePart *body_part = NULL;
214 ModestFormatterPrivate *priv;
218 new_msg = modest_formatter_create_message (self, TRUE, TRUE, FALSE);
219 body_part = modest_formatter_create_body_part (self, new_msg);
221 /* Create the two parts */
222 priv = MODEST_FORMATTER_GET_PRIVATE (self);
223 txt = modest_text_utils_cite ("", priv->content_type, priv->signature,
224 NULL, tny_header_get_date_sent (header));
225 construct_from_text (body_part, txt, priv->content_type);
227 g_object_unref (body_part);
231 tny_mime_part_add_part (TNY_MIME_PART (new_msg), TNY_MIME_PART (msg));
238 modest_formatter_new (const gchar *content_type, const gchar *signature)
240 ModestFormatter *formatter;
241 ModestFormatterPrivate *priv;
243 formatter = g_object_new (MODEST_TYPE_FORMATTER, NULL);
244 priv = MODEST_FORMATTER_GET_PRIVATE (formatter);
245 priv->content_type = g_strdup (content_type);
246 priv->signature = g_strdup (signature);
252 modest_formatter_instance_init (GTypeInstance *instance, gpointer g_class)
254 ModestFormatter *self = (ModestFormatter *)instance;
255 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
257 priv->content_type = NULL;
258 priv->signature = NULL;
262 modest_formatter_finalize (GObject *object)
264 ModestFormatter *self = (ModestFormatter *)object;
265 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
267 if (priv->content_type)
268 g_free (priv->content_type);
271 g_free (priv->signature);
273 (*parent_class->finalize) (object);
277 modest_formatter_class_init (ModestFormatterClass *class)
279 GObjectClass *object_class;
281 parent_class = g_type_class_peek_parent (class);
282 object_class = (GObjectClass*) class;
283 object_class->finalize = modest_formatter_finalize;
285 g_type_class_add_private (object_class, sizeof (ModestFormatterPrivate));
289 modest_formatter_get_type (void)
291 static GType type = 0;
293 if (G_UNLIKELY(type == 0))
295 static const GTypeInfo info =
297 sizeof (ModestFormatterClass),
298 NULL, /* base_init */
299 NULL, /* base_finalize */
300 (GClassInitFunc) modest_formatter_class_init, /* class_init */
301 NULL, /* class_finalize */
302 NULL, /* class_data */
303 sizeof (ModestFormatter),
305 modest_formatter_instance_init /* instance_init */
308 type = g_type_register_static (G_TYPE_OBJECT,
318 modest_formatter_wrapper_cite (ModestFormatter *self, const gchar *text, TnyHeader *header,
321 gchar *result, *from;
322 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
324 from = tny_header_dup_from (header);
325 result = modest_text_utils_cite (text,
329 tny_header_get_date_sent (header));
335 modest_formatter_wrapper_inline (ModestFormatter *self, const gchar *text, TnyHeader *header,
338 gchar *result, *from, *to, *subject;
339 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
341 from = tny_header_dup_from (header);
342 to = tny_header_dup_to (header);
343 subject = tny_header_dup_subject (header);
344 result = modest_text_utils_inline (text,
348 tny_header_get_date_sent (header),
358 modest_formatter_wrapper_quote (ModestFormatter *self, const gchar *text, TnyHeader *header,
361 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
362 GList *filenames = NULL;
364 gchar *result = NULL;
367 /* First we need a GList of attachments filenames */
368 for (node = attachments; node != NULL; node = g_list_next (node)) {
369 TnyMimePart *part = (TnyMimePart *) node->data;
370 gchar *filename = NULL;
371 if (TNY_IS_MSG (part)) {
372 TnyHeader *header = tny_msg_get_header (TNY_MSG (part));
373 filename = tny_header_dup_subject (header);
374 if ((filename == NULL)||(filename[0] == '\0')) {
376 filename = g_strdup (_("mail_va_no_subject"));
378 g_object_unref (header);
380 filename = g_strdup (tny_mime_part_get_filename (part));
381 if ((filename == NULL)||(filename[0] == '\0')) {
383 filename = g_strdup ("");
386 filenames = g_list_prepend (filenames, filename);
389 /* TODO: get 80 from the configuration */
390 from = tny_header_dup_from (header);
391 result = modest_text_utils_quote (text,
395 tny_header_get_date_sent (header),
400 g_list_foreach (filenames, (GFunc) g_free, NULL);
401 g_list_free (filenames);
406 modest_formatter_create_message (ModestFormatter *self, gboolean single_body,
407 gboolean has_attachments, gboolean has_images)
409 TnyMsg *result = NULL;
410 TnyPlatformFactory *fact = NULL;
411 TnyMimePart *body_mime_part = NULL;
412 TnyMimePart *related_mime_part = NULL;
414 fact = modest_runtime_get_platform_factory ();
415 result = tny_platform_factory_new_msg (fact);
416 if (has_attachments) {
417 tny_mime_part_set_content_type (TNY_MIME_PART (result), "multipart/mixed");
419 related_mime_part = tny_platform_factory_new_mime_part (fact);
420 tny_mime_part_set_content_type (related_mime_part, "multipart/related");
421 tny_mime_part_add_part (TNY_MIME_PART (result), related_mime_part);
423 related_mime_part = g_object_ref (result);
427 body_mime_part = tny_platform_factory_new_mime_part (fact);
428 tny_mime_part_set_content_type (body_mime_part, "multipart/alternative");
429 tny_mime_part_add_part (TNY_MIME_PART (related_mime_part), body_mime_part);
430 g_object_unref (body_mime_part);
433 g_object_unref (related_mime_part);
434 } else if (has_images) {
435 tny_mime_part_set_content_type (TNY_MIME_PART (result), "multipart/related");
438 body_mime_part = tny_platform_factory_new_mime_part (fact);
439 tny_mime_part_set_content_type (body_mime_part, "multipart/alternative");
440 tny_mime_part_add_part (TNY_MIME_PART (result), body_mime_part);
441 g_object_unref (body_mime_part);
444 } else if (!single_body) {
445 tny_mime_part_set_content_type (TNY_MIME_PART (result), "multipart/alternative");
452 find_body_parent (TnyMimePart *part)
454 const gchar *msg_content_type = NULL;
455 msg_content_type = tny_mime_part_get_content_type (part);
457 if ((msg_content_type != NULL) &&
458 (!g_strcasecmp (msg_content_type, "multipart/alternative")))
459 return g_object_ref (part);
460 else if ((msg_content_type != NULL) &&
461 (g_str_has_prefix (msg_content_type, "multipart/"))) {
462 TnyIterator *iter = NULL;
463 TnyMimePart *alternative_part = NULL;
464 TnyMimePart *related_part = NULL;
465 TnyList *parts = TNY_LIST (tny_simple_list_new ());
466 tny_mime_part_get_parts (TNY_MIME_PART (part), parts);
467 iter = tny_list_create_iterator (parts);
469 while (!tny_iterator_is_done (iter)) {
470 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
471 if (part && !g_strcasecmp(tny_mime_part_get_content_type (part), "multipart/alternative")) {
472 alternative_part = part;
474 } else if (part && !g_strcasecmp (tny_mime_part_get_content_type (part), "multipart/related")) {
480 g_object_unref (part);
482 tny_iterator_next (iter);
484 g_object_unref (iter);
485 g_object_unref (parts);
488 result = find_body_parent (related_part);
489 g_object_unref (related_part);
491 } else if (alternative_part)
492 return alternative_part;
494 return g_object_ref (part);
500 modest_formatter_create_body_part (ModestFormatter *self, TnyMsg *msg)
502 TnyMimePart *result = NULL;
503 TnyPlatformFactory *fact = NULL;
504 TnyMimePart *parent = NULL;
506 parent = find_body_parent (TNY_MIME_PART (msg));
507 fact = modest_runtime_get_platform_factory ();
508 if (parent != NULL) {
509 result = tny_platform_factory_new_mime_part (fact);
510 tny_mime_part_add_part (TNY_MIME_PART (parent), result);
511 g_object_unref (parent);
513 result = g_object_ref (msg);