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;
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);
129 construct_from_text (TnyMimePart *part,
131 const gchar *content_type)
133 TnyStream *text_body_stream;
135 /* Create the stream */
136 text_body_stream = TNY_STREAM (tny_camel_mem_stream_new_with_buffer
137 (text, strlen(text)));
139 /* Construct MIME part */
140 tny_stream_reset (text_body_stream);
141 tny_mime_part_construct (part, text_body_stream, content_type, "7bit");
142 tny_stream_reset (text_body_stream);
145 g_object_unref (G_OBJECT (text_body_stream));
149 modest_formatter_do (ModestFormatter *self, TnyMimePart *body, TnyHeader *header, FormatterFunc func,
152 TnyMsg *new_msg = NULL;
153 gchar *body_text = NULL, *txt = NULL;
154 ModestFormatterPrivate *priv;
155 TnyMimePart *body_part = NULL;
157 g_return_val_if_fail (self, NULL);
158 g_return_val_if_fail (header, NULL);
159 g_return_val_if_fail (func, NULL);
162 new_msg = modest_formatter_create_message (self, TRUE, attachments != NULL, FALSE);
163 body_part = modest_formatter_create_body_part (self, new_msg);
166 body_text = extract_text (self, body);
168 body_text = g_strdup ("");
170 txt = (gchar *) func (self, (const gchar*) body_text, header, attachments);
171 priv = MODEST_FORMATTER_GET_PRIVATE (self);
172 construct_from_text (TNY_MIME_PART (body_part), (const gchar*) txt, priv->content_type);
173 g_object_unref (body_part);
183 modest_formatter_cite (ModestFormatter *self, TnyMimePart *body, TnyHeader *header)
185 return modest_formatter_do (self, body, header, modest_formatter_wrapper_cite, NULL);
189 modest_formatter_quote (ModestFormatter *self, TnyMimePart *body, TnyHeader *header, GList *attachments)
191 return modest_formatter_do (self, body, header, modest_formatter_wrapper_quote, attachments);
195 modest_formatter_inline (ModestFormatter *self, TnyMimePart *body, TnyHeader *header, GList *attachments)
197 return modest_formatter_do (self, body, header, modest_formatter_wrapper_inline, attachments);
201 modest_formatter_attach (ModestFormatter *self, TnyMsg *msg, TnyHeader *header)
203 TnyMsg *new_msg = NULL;
204 TnyMimePart *body_part = NULL;
205 ModestFormatterPrivate *priv;
209 new_msg = modest_formatter_create_message (self, TRUE, TRUE, FALSE);
210 body_part = modest_formatter_create_body_part (self, new_msg);
212 /* Create the two parts */
213 priv = MODEST_FORMATTER_GET_PRIVATE (self);
214 txt = modest_text_utils_cite ("", priv->content_type, priv->signature,
215 NULL, tny_header_get_date_sent (header));
216 construct_from_text (body_part, txt, priv->content_type);
218 g_object_unref (body_part);
222 tny_mime_part_add_part (TNY_MIME_PART (new_msg), TNY_MIME_PART (msg));
229 modest_formatter_new (const gchar *content_type, const gchar *signature)
231 ModestFormatter *formatter;
232 ModestFormatterPrivate *priv;
234 formatter = g_object_new (MODEST_TYPE_FORMATTER, NULL);
235 priv = MODEST_FORMATTER_GET_PRIVATE (formatter);
236 priv->content_type = g_strdup (content_type);
237 priv->signature = g_strdup (signature);
243 modest_formatter_instance_init (GTypeInstance *instance, gpointer g_class)
245 ModestFormatter *self = (ModestFormatter *)instance;
246 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
248 priv->content_type = NULL;
249 priv->signature = NULL;
253 modest_formatter_finalize (GObject *object)
255 ModestFormatter *self = (ModestFormatter *)object;
256 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
258 if (priv->content_type)
259 g_free (priv->content_type);
262 g_free (priv->signature);
264 (*parent_class->finalize) (object);
268 modest_formatter_class_init (ModestFormatterClass *class)
270 GObjectClass *object_class;
272 parent_class = g_type_class_peek_parent (class);
273 object_class = (GObjectClass*) class;
274 object_class->finalize = modest_formatter_finalize;
276 g_type_class_add_private (object_class, sizeof (ModestFormatterPrivate));
280 modest_formatter_get_type (void)
282 static GType type = 0;
284 if (G_UNLIKELY(type == 0))
286 static const GTypeInfo info =
288 sizeof (ModestFormatterClass),
289 NULL, /* base_init */
290 NULL, /* base_finalize */
291 (GClassInitFunc) modest_formatter_class_init, /* class_init */
292 NULL, /* class_finalize */
293 NULL, /* class_data */
294 sizeof (ModestFormatter),
296 modest_formatter_instance_init /* instance_init */
299 type = g_type_register_static (G_TYPE_OBJECT,
309 modest_formatter_wrapper_cite (ModestFormatter *self, const gchar *text, TnyHeader *header,
312 gchar *result, *from;
313 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
315 from = tny_header_dup_from (header);
316 result = modest_text_utils_cite (text,
320 tny_header_get_date_sent (header));
326 modest_formatter_wrapper_inline (ModestFormatter *self, const gchar *text, TnyHeader *header,
329 gchar *result, *from, *to, *subject;
330 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
332 from = tny_header_dup_from (header);
333 to = tny_header_dup_to (header);
334 subject = tny_header_dup_subject (header);
335 result = modest_text_utils_inline (text,
339 tny_header_get_date_sent (header),
349 modest_formatter_wrapper_quote (ModestFormatter *self, const gchar *text, TnyHeader *header,
352 ModestFormatterPrivate *priv = MODEST_FORMATTER_GET_PRIVATE (self);
353 GList *filenames = NULL;
355 gchar *result = NULL;
358 /* First we need a GList of attachments filenames */
359 for (node = attachments; node != NULL; node = g_list_next (node)) {
360 TnyMimePart *part = (TnyMimePart *) node->data;
361 gchar *filename = NULL;
362 if (TNY_IS_MSG (part)) {
363 TnyHeader *header = tny_msg_get_header (TNY_MSG (part));
364 filename = tny_header_dup_subject (header);
365 if ((filename == NULL)||(filename[0] == '\0')) {
367 filename = g_strdup (_("mail_va_no_subject"));
369 g_object_unref (header);
371 filename = g_strdup (tny_mime_part_get_filename (part));
372 if ((filename == NULL)||(filename[0] == '\0')) {
374 filename = g_strdup ("");
377 filenames = g_list_prepend (filenames, filename);
380 /* TODO: get 80 from the configuration */
381 from = tny_header_dup_from (header);
382 result = modest_text_utils_quote (text,
386 tny_header_get_date_sent (header),
391 g_list_foreach (filenames, (GFunc) g_free, NULL);
392 g_list_free (filenames);
397 modest_formatter_create_message (ModestFormatter *self, gboolean single_body,
398 gboolean has_attachments, gboolean has_images)
400 TnyMsg *result = NULL;
401 TnyPlatformFactory *fact = NULL;
402 TnyMimePart *body_mime_part = NULL;
403 TnyMimePart *related_mime_part = NULL;
405 fact = modest_runtime_get_platform_factory ();
406 result = tny_platform_factory_new_msg (fact);
407 if (has_attachments) {
408 tny_mime_part_set_content_type (TNY_MIME_PART (result), "multipart/mixed");
410 related_mime_part = tny_platform_factory_new_mime_part (fact);
411 tny_mime_part_set_content_type (related_mime_part, "multipart/related");
412 tny_mime_part_add_part (TNY_MIME_PART (result), related_mime_part);
414 related_mime_part = g_object_ref (result);
418 body_mime_part = tny_platform_factory_new_mime_part (fact);
419 tny_mime_part_set_content_type (body_mime_part, "multipart/alternative");
420 tny_mime_part_add_part (TNY_MIME_PART (related_mime_part), body_mime_part);
421 g_object_unref (body_mime_part);
424 g_object_unref (related_mime_part);
425 } else if (has_images) {
426 tny_mime_part_set_content_type (TNY_MIME_PART (result), "multipart/related");
429 body_mime_part = tny_platform_factory_new_mime_part (fact);
430 tny_mime_part_set_content_type (body_mime_part, "multipart/alternative");
431 tny_mime_part_add_part (TNY_MIME_PART (result), body_mime_part);
432 g_object_unref (body_mime_part);
435 } else if (!single_body) {
436 tny_mime_part_set_content_type (TNY_MIME_PART (result), "multipart/alternative");
443 find_body_parent (TnyMimePart *part)
445 const gchar *msg_content_type = NULL;
446 msg_content_type = tny_mime_part_get_content_type (part);
448 if ((msg_content_type != NULL) &&
449 (!g_strcasecmp (msg_content_type, "multipart/alternative")))
450 return g_object_ref (part);
451 else if ((msg_content_type != NULL) &&
452 (g_str_has_prefix (msg_content_type, "multipart/"))) {
453 TnyIterator *iter = NULL;
454 TnyMimePart *alternative_part = NULL;
455 TnyMimePart *related_part = NULL;
456 TnyList *parts = TNY_LIST (tny_simple_list_new ());
457 tny_mime_part_get_parts (TNY_MIME_PART (part), parts);
458 iter = tny_list_create_iterator (parts);
460 while (!tny_iterator_is_done (iter)) {
461 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
462 if (part && !g_strcasecmp(tny_mime_part_get_content_type (part), "multipart/alternative")) {
463 alternative_part = part;
465 } else if (part && !g_strcasecmp (tny_mime_part_get_content_type (part), "multipart/related")) {
471 g_object_unref (part);
473 tny_iterator_next (iter);
475 g_object_unref (iter);
476 g_object_unref (parts);
479 result = find_body_parent (related_part);
480 g_object_unref (related_part);
482 } else if (alternative_part)
483 return alternative_part;
485 return g_object_ref (part);
491 modest_formatter_create_body_part (ModestFormatter *self, TnyMsg *msg)
493 TnyMimePart *result = NULL;
494 TnyPlatformFactory *fact = NULL;
495 TnyMimePart *parent = NULL;
497 parent = find_body_parent (TNY_MIME_PART (msg));
498 fact = modest_runtime_get_platform_factory ();
499 if (parent != NULL) {
500 result = tny_platform_factory_new_mime_part (fact);
501 tny_mime_part_add_part (TNY_MIME_PART (parent), result);
502 g_object_unref (parent);
504 result = g_object_ref (msg);