/* insert (c)/licensing information) */
#include "modest-tny-msg-view.h"
-/* include other impl specific header files */
+#include "modest-tny-stream-gtkhtml.h"
+#include "modest-tny-msg-actions.h"
+
+#include <tny-text-buffer-stream.h>
+#include <string.h>
+#include <regex.h>
+#include <ctype.h>
+#include <glib/gi18n.h>
+#include <gtkhtml/gtkhtml.h>
+#include <gtkhtml/gtkhtml-stream.h>
/* 'private'/'protected' functions */
-static void modest_tny_msg_view_class_init (ModestTnyMsgViewClass *klass);
-static void modest_tny_msg_view_init (ModestTnyMsgView *obj);
-static void modest_tny_msg_view_finalize (GObject *obj);
+static void modest_tny_msg_view_class_init (ModestTnyMsgViewClass *klass);
+static void modest_tny_msg_view_init (ModestTnyMsgView *obj);
+static void modest_tny_msg_view_finalize (GObject *obj);
+
+
+static GSList* get_url_matches (GString *txt);
+static gboolean fill_gtkhtml_with_txt (ModestTnyMsgView *self, GtkHTML* gtkhtml, const gchar* txt, TnyMsgIface *msg);
+
+static gboolean on_link_clicked (GtkWidget *widget, const gchar *uri,
+ ModestTnyMsgView *msg_view);
+static gboolean on_url_requested (GtkWidget *widget, const gchar *uri,
+ GtkHTMLStream *stream,
+ ModestTnyMsgView *msg_view);
+static gchar *construct_virtual_filename(const gchar *filename, const gint position, const gchar *id, const gboolean active);
+static gchar *construct_virtual_filename_from_mime_part(TnyMsgMimePartIface *msg, const gint position);
+
+#define ATTACHMENT_ID_INLINE "attachment-inline"
+#define ATTACHMENT_ID_LINK "attachment-link"
+
+gint virtual_filename_get_pos(const gchar *filename);
+/*
+ * we need these regexps to find URLs in plain text e-mails
+ */
+typedef struct _UrlMatchPattern UrlMatchPattern;
+struct _UrlMatchPattern {
+ gchar *regex;
+ regex_t *preg;
+ gchar *prefix;
+
+};
+#define MAIL_VIEWER_URL_MATCH_PATTERNS {\
+ { "(file|http|ftp|https)://[-A-Za-z0-9_$.+!*(),;:@%&=?/~#]+[-A-Za-z0-9_$%&=?/~#]",\
+ NULL, NULL },\
+ { "www\\.[-a-z0-9.]+[-a-z0-9](:[0-9]*)?(/[-A-Za-z0-9_$.+!*(),;:@%&=?/~#]*[^]}\\),?!;:\"]?)?",\
+ NULL, "http://" },\
+ { "ftp\\.[-a-z0-9.]+[-a-z0-9](:[0-9]*)?(/[-A-Za-z0-9_$.+!*(),;:@%&=?/~#]*[^]}\\),?!;:\"]?)?",\
+ NULL, "ftp://" },\
+ { "(voipto|callto|chatto|jabberto|xmpp):[-_a-z@0-9.\\+]+", \
+ NULL, NULL}, \
+ { "mailto:[-_a-z0-9.\\+]+@[-_a-z0-9.]+", \
+ NULL, NULL},\
+ { "[-_a-z0-9.\\+]+@[-_a-z0-9.]+",\
+ NULL, "mailto:"}\
+ }
+
/* list my signals */
enum {
typedef struct _ModestTnyMsgViewPrivate ModestTnyMsgViewPrivate;
struct _ModestTnyMsgViewPrivate {
- GtkWidget *text_view;
+ GtkWidget *gtkhtml;
+ TnyMsgIface *msg;
+ gboolean show_attachments_inline;
};
#define MODEST_TNY_MSG_VIEW_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE((o), \
MODEST_TYPE_TNY_MSG_VIEW, \
1, /* n_preallocs */
(GInstanceInitFunc) modest_tny_msg_view_init,
};
- my_type = g_type_register_static (GTK_TYPE_FRAME,
+ my_type = g_type_register_static (GTK_TYPE_SCROLLED_WINDOW,
"ModestTnyMsgView",
&my_info, 0);
}
gobject_class->finalize = modest_tny_msg_view_finalize;
g_type_class_add_private (gobject_class, sizeof(ModestTnyMsgViewPrivate));
-
- /* signal definitions go here, e.g.: */
-/* signals[MY_SIGNAL_1] = */
-/* g_signal_new ("my_signal_1",....); */
-/* signals[MY_SIGNAL_2] = */
-/* g_signal_new ("my_signal_2",....); */
-/* etc. */
}
static void
modest_tny_msg_view_init (ModestTnyMsgView *obj)
{
ModestTnyMsgViewPrivate *priv;
-
+
priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(obj);
- priv->text_view = NULL;
+ priv->msg = NULL;
+
+ priv->gtkhtml = gtk_html_new();
+
+ priv->show_attachments_inline = FALSE;
+
+ gtk_html_set_editable (GTK_HTML(priv->gtkhtml), FALSE);
+ gtk_html_allow_selection (GTK_HTML(priv->gtkhtml), TRUE);
+ gtk_html_set_caret_mode (GTK_HTML(priv->gtkhtml), FALSE);
+ gtk_html_set_blocking (GTK_HTML(priv->gtkhtml), FALSE);
+ gtk_html_set_images_blocking (GTK_HTML(priv->gtkhtml), FALSE);
+
+ g_signal_connect (G_OBJECT(priv->gtkhtml), "link_clicked",
+ G_CALLBACK(on_link_clicked), obj);
+
+ g_signal_connect (G_OBJECT(priv->gtkhtml), "url_requested",
+ G_CALLBACK(on_url_requested), obj);
}
+
static void
modest_tny_msg_view_finalize (GObject *obj)
-{
- /* no need to unref the text_view */
+{
+ /* TODO! */
}
GtkWidget*
-modest_tny_msg_view_new (TnyMsgIface *msg)
+modest_tny_msg_view_new (TnyMsgIface *msg, const gboolean show_attachments_inline)
{
GObject *obj;
ModestTnyMsgView* self;
ModestTnyMsgViewPrivate *priv;
-
+
obj = G_OBJECT(g_object_new(MODEST_TYPE_TNY_MSG_VIEW, NULL));
self = MODEST_TNY_MSG_VIEW(obj);
- priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
-
- priv->text_view = gtk_text_view_new ();
- gtk_text_view_set_editable (GTK_TEXT_VIEW(priv->text_view), FALSE);
- gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW(priv->text_view), FALSE);
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE (self);
+
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(self),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
- gtk_container_add (GTK_CONTAINER(self), priv->text_view);
+ if (priv->gtkhtml)
+ gtk_container_add (GTK_CONTAINER(obj), priv->gtkhtml);
if (msg)
modest_tny_msg_view_set_message (self, msg);
+
+ modest_tny_msg_view_set_show_attachments_inline_flag(self, show_attachments_inline);
return GTK_WIDGET(self);
}
+static gboolean
+on_link_clicked (GtkWidget *widget, const gchar *uri,
+ ModestTnyMsgView *msg_view)
+{
+
+ if (g_str_has_prefix(uri, ATTACHMENT_ID_LINK)) {
+ /* save or open attachment */
+ g_message ("link-to-save: %s", uri); /* FIXME */
+ return TRUE;
+ }
+ g_message ("link clicked: %s", uri); /* FIXME */
+ return FALSE;
+
+}
-void
-modest_tny_msg_view_set_message (ModestTnyMsgView *self, TnyMsgIface *msg)
+
+static TnyMsgMimePartIface *
+find_cid_image (TnyMsgIface *msg, const gchar *cid)
{
- ModestTnyMsgViewPrivate *priv;
- GtkTextBuffer *buf;
+ TnyMsgMimePartIface *part = NULL;
GList *parts;
- TnyStreamIface *stream;
+
+ g_return_val_if_fail (msg, NULL);
+ g_return_val_if_fail (cid, NULL);
- g_return_if_fail (self);
+ parts = (GList*) tny_msg_iface_get_parts (msg);
+ while (parts && !part) {
+ const gchar *part_cid;
+ part = TNY_MSG_MIME_PART_IFACE(parts->data);
+ part_cid = tny_msg_mime_part_iface_get_content_id (part);
+ printf("CMP:%s:%s\n", cid, part_cid);
+ if (part_cid && strcmp (cid, part_cid) == 0)
+ return part; /* we found it! */
+
+ part = NULL;
+ parts = parts->next;
+ }
+
+ return part;
+}
- priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
- buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW(priv->text_view));
- /* if msg is NULL, just delete the stuff */
- if (!msg) {
- gtk_text_buffer_set_text (buf, NULL, 0);
- return;
- }
+static TnyMsgMimePartIface *
+find_attachment_by_filename (TnyMsgIface *msg, const gchar *fn)
+{
+ TnyMsgMimePartIface *part = NULL;
+ GList *parts;
+ gchar *dummy;
+ gint pos;
+
+ g_return_val_if_fail (msg, NULL);
+ g_return_val_if_fail (fn, NULL);
- /* otherwise... find the body part */
- stream = TNY_STREAM_IFACE(tny_text_buffer_stream_new(buf));
parts = (GList*) tny_msg_iface_get_parts (msg);
- while (parts) {
- TnyMsgMimePartIface *part =
- TNY_MSG_MIME_PART_IFACE(parts->data);
+ pos = virtual_filename_get_pos(fn);
+
+ if ((pos < 0) || (pos >= g_list_length(parts)))
+ return NULL;
+
+ part = g_list_nth_data(parts, pos);
+
+ dummy = construct_virtual_filename_from_mime_part(part, pos);
+ if (strcmp(dummy, fn) == 0) {
+ g_free(dummy);
+ return part;
+ } else {
+ g_free(dummy);
+ return NULL;
+ }
+}
+
+
+static gboolean
+on_url_requested (GtkWidget *widget, const gchar *uri,
+ GtkHTMLStream *stream,
+ ModestTnyMsgView *msg_view)
+{
+
+ ModestTnyMsgViewPrivate *priv;
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE (msg_view);
+
+ g_message ("url requested: %s", uri);
+
+ if (!modest_tny_msg_view_get_show_attachments_inline_flag(msg_view))
+ return TRUE; /* debatable */
+
+ if (g_str_has_prefix (uri, "cid:")) {
+ /* +4 ==> skip "cid:" */
- if (tny_msg_mime_part_iface_content_type_is (part, "text/plain")) {
- tny_stream_iface_reset (stream);
- tny_msg_mime_part_iface_write_to_stream (part, stream);
- tny_stream_iface_reset (stream);
+ TnyMsgMimePartIface *part = find_cid_image (priv->msg, uri + 4);
+ if (!part) {
+ g_message ("%s not found", uri + 4);
+ gtk_html_stream_close (stream, GTK_HTML_STREAM_ERROR);
+ } else {
+ TnyStreamIface *tny_stream =
+ TNY_STREAM_IFACE(modest_tny_stream_gtkhtml_new(stream));
+ tny_msg_mime_part_iface_decode_to_stream (part,tny_stream);
+ gtk_html_stream_close (stream, GTK_HTML_STREAM_OK);
+ }
+ } else if (g_str_has_prefix (uri, ATTACHMENT_ID_INLINE)) {
+ TnyMsgMimePartIface *part;
+ part = find_attachment_by_filename (priv->msg, uri);
+ if (!part) {
+ g_message ("%s not found", uri);
+ gtk_html_stream_close (stream, GTK_HTML_STREAM_ERROR);
+ } else {
+ TnyStreamIface *tny_stream =
+ TNY_STREAM_IFACE(modest_tny_stream_gtkhtml_new(stream));
+ tny_msg_mime_part_iface_decode_to_stream (part,tny_stream);
+ gtk_html_stream_close (stream, GTK_HTML_STREAM_OK);
+ }
+ }
+ return TRUE;
+}
+
+
+typedef struct {
+ guint offset;
+ guint len;
+ const gchar* prefix;
+} url_match_t;
+
+
+static gchar *
+secure_filename(const gchar *fn)
+{
+ gchar *tmp, *p;
+ GString *s;
+
+ s = g_string_new("");
+#if 1 || DEBUG
+ tmp = g_strdup(fn);
+ for (p = tmp; p[0] ; p++ ) {
+ p[0] &= 0x5f; /* 01011111 */
+ p[0] |= 0x40; /* 01000000 */
+ }
+ g_string_printf(s, "0x%x:%s", g_str_hash(fn), tmp);
+ g_free(tmp);
+ return g_string_free(s, FALSE);
+#else
+ g_string_printf(s, "0x%x", g_str_hash(fn));
+ return g_string_free(s, FALSE);
+#endif
+}
+
+
+static gchar *
+construct_virtual_filename(const gchar *filename,
+ const gint position,
+ const gchar *id,
+ const gboolean active)
+{
+ GString *s;
+ gchar *fn;
+
+ if (position < 0)
+ return g_strdup("AttachmentInvalid");
+
+ s = g_string_new("");
+ if (active)
+ g_string_append(s, ATTACHMENT_ID_INLINE);
+ else
+ g_string_append(s, ATTACHMENT_ID_LINK);
+ g_string_append_printf(s, ":%d:", position);
+ if (id)
+ g_string_append(s, id);
+ g_string_append_c(s, ':');
+
+ fn = secure_filename(filename);
+ if (fn)
+ g_string_append(s, fn);
+ g_free(fn);
+ g_string_append_c(s, ':');
+ return g_string_free(s, FALSE);
+}
+
+
+static gchar *
+construct_virtual_filename_from_mime_part(TnyMsgMimePartIface *msg, const gint position)
+{
+ const gchar *id, *filename;
+ const gboolean active = TRUE;
+
+ filename = tny_msg_mime_part_iface_get_filename(
+ TNY_MSG_MIME_PART_IFACE(msg));
+ if (!filename)
+ filename = "[unknown]";
+ id = tny_msg_mime_part_iface_get_content_id(
+ TNY_MSG_MIME_PART_IFACE(msg));
+
+ return construct_virtual_filename(filename, position, id, active);
+}
+
+const gchar *
+get_next_token(const gchar *s, gint *len)
+{
+ gchar *i1, *i2;
+ i1 = (char *) s;
+ i2 = (char *) s;
+
+ while (i2[0]) {
+ if (i2[0] == ':')
break;
+ i2++;
+ }
+ if (!i2[0])
+ return NULL;
+ *len = i2 - i1;
+ return ++i2;
+}
+
+/* maybe I should use libregexp */
+gint
+virtual_filename_get_pos(const gchar *filename)
+{
+ const gchar *i1, *i2;
+ gint len, pos;
+ GString *dummy;
+
+ /* check prefix */
+ if ((!g_str_has_prefix(filename, ATTACHMENT_ID_INLINE ":")) &&
+ (!g_str_has_prefix(filename, ATTACHMENT_ID_LINK ":")))
+ return -1;
+
+ i2 = filename;
+ i2 = get_next_token(i2, &len);
+ i1 = i2;
+
+ /* get position */
+ i2 = get_next_token(i2, &len);
+ if (i2 == NULL)
+ return -1;
+ dummy = g_string_new_len(i1, len);
+ pos = atoi(dummy->str);
+ g_string_free(dummy, FALSE);
+ return pos;
+}
+
+
+static gchar *
+attachments_as_html(ModestTnyMsgView *self, TnyMsgIface *msg)
+{
+ ModestTnyMsgViewPrivate *priv;
+ gboolean attachments_found = FALSE;
+ GString *appendix;
+ const GList *attachment_list, *attachment;
+ const gchar *content_type, *filename, *id;
+ gchar *virtual_filename;
+
+ if (!msg)
+ return g_malloc0(1);
+
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE (self);
+
+ appendix = g_string_new("");
+ g_string_printf(appendix, "<HTML><BODY>\n<hr><h5>%s:</h5>\n", _("Attachments"));
+
+ attachment_list = tny_msg_iface_get_parts(msg);
+ attachment = attachment_list;
+ while (attachment) {
+ filename = "";
+ content_type = tny_msg_mime_part_iface_get_content_type(
+ TNY_MSG_MIME_PART_IFACE(attachment->data));
+ if (!content_type)
+ continue;
+
+ if ((strcmp("image/jpeg", content_type) == 0) ||
+ (strcmp("image/gif", content_type) == 0)) {
+ filename = tny_msg_mime_part_iface_get_filename(
+ TNY_MSG_MIME_PART_IFACE(attachment->data));
+ if (!filename)
+ filename = "[unknown]";
+ else
+ attachments_found = TRUE;
+ id = tny_msg_mime_part_iface_get_content_id(
+ TNY_MSG_MIME_PART_IFACE(attachment->data));
+ if (modest_tny_msg_view_get_show_attachments_inline_flag(self)) {
+ virtual_filename = construct_virtual_filename(filename,
+ g_list_position((GList *)attachment_list, (GList *) attachment),
+ id, TRUE);
+ g_string_append_printf(appendix, "<IMG src=\"%s\">\n<BR>", virtual_filename);
+ g_free(virtual_filename);
+ }
+ virtual_filename = construct_virtual_filename(filename,
+ g_list_position((GList *)attachment_list, (GList *) attachment),
+ id, FALSE);
+ g_string_append_printf(appendix,
+ "<A href=\"%s\">%s</A>: %s<BR>\n",
+ virtual_filename, filename, content_type);
+ g_free(virtual_filename);
}
+ attachment = attachment->next;
+ }
+ g_string_append(appendix, "</BODY></HTML>");
+ if (!attachments_found)
+ g_string_assign(appendix, "");
+ return g_string_free(appendix, FALSE);
+}
- parts = parts->next;
+static void
+hyperlinkify_plain_text (GString *txt)
+{
+ GSList *cursor;
+ GSList *match_list = get_url_matches (txt);
+
+ /* we will work backwards, so the offsets stay valid */
+ for (cursor = match_list; cursor; cursor = cursor->next) {
+
+ url_match_t *match = (url_match_t*) cursor->data;
+ gchar *url = g_strndup (txt->str + match->offset, match->len);
+ gchar *repl = NULL; /* replacement */
+
+ /* the prefix is NULL: use the one that is already there */
+ repl = g_strdup_printf ("<a href=\"%s%s\">%s</a>",
+ match->prefix ? match->prefix : "", url, url);
+
+ /* replace the old thing with our hyperlink
+ * replacement thing */
+ g_string_erase (txt, match->offset, match->len);
+ g_string_insert (txt, match->offset, repl);
+
+ g_free (url);
+ g_free (repl);
+
+ g_free (cursor->data);
}
+
+ g_slist_free (match_list);
+}
+
+
+
+static gchar *
+convert_to_html (const gchar *data)
+{
+ int i;
+ gboolean first_space = TRUE;
+ GString *html;
+ gsize len;
+
+ if (!data)
+ return NULL;
+
+ len = strlen (data);
+ html = g_string_sized_new (len + 100); /* just a guess... */
+
+ g_string_append_printf (html,
+ "<html>"
+ "<head>"
+ "<meta http-equiv=\"content-type\""
+ " content=\"text/html; charset=utf8\">"
+ "</head>"
+ "<body><tt>");
+
+ /* replace with special html chars where needed*/
+ for (i = 0; i != len; ++i) {
+ char kar = data[i];
+ switch (kar) {
+
+ case 0: break; /* ignore embedded \0s */
+ case '<' : g_string_append (html, "<"); break;
+ case '>' : g_string_append (html, ">"); break;
+ case '&' : g_string_append (html, """); break;
+ case '\n': g_string_append (html, "<br>\n"); break;
+ default:
+ if (kar == ' ') {
+ g_string_append (html, first_space ? " " : " ");
+ first_space = FALSE;
+ } else if (kar == '\t')
+ g_string_append (html, " ");
+ else {
+ int charnum = 0;
+ first_space = TRUE;
+ /* optimization trick: accumulate 'normal' chars, then copy */
+ do {
+ kar = data [++charnum + i];
+
+ } while ((i + charnum < len) &&
+ (kar > '>' || (kar != '<' && kar != '>'
+ && kar != '&' && kar != ' '
+ && kar != '\n' && kar != '\t')));
+ g_string_append_len (html, &data[i], charnum);
+ i += (charnum - 1);
+ }
+ }
+ }
+
+ g_string_append (html, "</tt></body></html>");
+ hyperlinkify_plain_text (html);
+
+ return g_string_free (html, FALSE);
+}
+
+
+
+
+static gint
+cmp_offsets_reverse (const url_match_t *match1, const url_match_t *match2)
+{
+ return match2->offset - match1->offset;
+}
+
+
+
+/*
+ * check if the match is inside an existing match... */
+static void
+chk_partial_match (const url_match_t *match, int* offset)
+{
+ if (*offset >= match->offset && *offset < match->offset + match->len)
+ *offset = -1;
+}
+
+static GSList*
+get_url_matches (GString *txt)
+{
+ regmatch_t rm;
+ int rv, i, offset = 0;
+ GSList *match_list = NULL;
+
+ static UrlMatchPattern patterns[] = MAIL_VIEWER_URL_MATCH_PATTERNS;
+ const size_t pattern_num = sizeof(patterns)/sizeof(UrlMatchPattern);
+
+ /* initalize the regexps */
+ for (i = 0; i != pattern_num; ++i) {
+ patterns[i].preg = g_new0 (regex_t,1);
+ g_assert(regcomp (patterns[i].preg, patterns[i].regex,
+ REG_ICASE|REG_EXTENDED|REG_NEWLINE) == 0);
+ }
+ /* find all the matches */
+ for (i = 0; i != pattern_num; ++i) {
+ offset = 0;
+ while (1) {
+ int test_offset;
+ if ((rv = regexec (patterns[i].preg, txt->str + offset, 1, &rm, 0)) != 0) {
+ g_assert (rv == REG_NOMATCH); /* this should not happen */
+ break; /* try next regexp */
+ }
+ if (rm.rm_so == -1)
+ break;
+
+ /* FIXME: optimize this */
+ /* to avoid partial matches on something that was already found... */
+ /* check_partial_match will put -1 in the data ptr if that is the case */
+ test_offset = offset + rm.rm_so;
+ g_slist_foreach (match_list, (GFunc)chk_partial_match, &test_offset);
+
+ /* make a list of our matches (<offset, len, prefix> tupels)*/
+ if (test_offset != -1) {
+ url_match_t *match = g_new (url_match_t,1);
+ match->offset = offset + rm.rm_so;
+ match->len = rm.rm_eo - rm.rm_so;
+ match->prefix = patterns[i].prefix;
+ match_list = g_slist_prepend (match_list, match);
+ }
+ offset += rm.rm_eo;
+ }
+ }
+
+ for (i = 0; i != pattern_num; ++i) {
+ regfree (patterns[i].preg);
+ g_free (patterns[i].preg);
+ } /* don't free patterns itself -- it's static */
+
+ /* now sort the list, so the matches are in reverse order of occurence.
+ * that way, we can do the replacements starting from the end, so we don't need
+ * to recalculate the offsets
+ */
+ match_list = g_slist_sort (match_list,
+ (GCompareFunc)cmp_offsets_reverse);
+ return match_list;
+}
+
+static gboolean
+fill_gtkhtml_with_txt (ModestTnyMsgView *self, GtkHTML* gtkhtml, const gchar* txt, TnyMsgIface *msg)
+{
+ GString *html;
+ gchar *html_attachments;
+
+ g_return_val_if_fail (gtkhtml, FALSE);
+ g_return_val_if_fail (txt, FALSE);
+
+ html = g_string_new(convert_to_html (txt));
+ html_attachments = attachments_as_html(self, msg);
+ g_string_append(html, html_attachments);
+
+ gtk_html_load_from_string (gtkhtml, html->str, html->len);
+ g_string_free (html, TRUE);
+ g_free(html_attachments);
+
+ return TRUE;
+}
+
+
+
+static gboolean
+set_html_message (ModestTnyMsgView *self, TnyMsgMimePartIface *tny_body, TnyMsgIface *msg)
+{
+ gchar *html_attachments;
+ TnyStreamIface *gtkhtml_stream;
+ ModestTnyMsgViewPrivate *priv;
+
+ g_return_val_if_fail (self, FALSE);
+ g_return_val_if_fail (tny_body, FALSE);
+
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+
+ gtkhtml_stream =
+ TNY_STREAM_IFACE(modest_tny_stream_gtkhtml_new
+ (gtk_html_begin(GTK_HTML(priv->gtkhtml))));
+
+ tny_stream_iface_reset (gtkhtml_stream);
+ tny_msg_mime_part_iface_decode_to_stream (tny_body, gtkhtml_stream);
+ html_attachments = attachments_as_html(self, msg);
+ tny_stream_iface_write (gtkhtml_stream, html_attachments, strlen(html_attachments));
+ tny_stream_iface_reset (gtkhtml_stream);
+
+ g_object_unref (G_OBJECT(gtkhtml_stream));
+ g_free (html_attachments);
+
+ return TRUE;
+}
+
+
+/* this is a hack --> we use the tny_text_buffer_stream to
+ * get the message text, then write to gtkhtml 'by hand' */
+static gboolean
+set_text_message (ModestTnyMsgView *self, TnyMsgMimePartIface *tny_body, TnyMsgIface *msg)
+{
+ GtkTextBuffer *buf;
+ GtkTextIter begin, end;
+ TnyStreamIface* txt_stream;
+ gchar *txt;
+ ModestTnyMsgViewPrivate *priv;
+
+ g_return_val_if_fail (self, FALSE);
+ g_return_val_if_fail (tny_body, FALSE);
+
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+
+ buf = gtk_text_buffer_new (NULL);
+ txt_stream = TNY_STREAM_IFACE(tny_text_buffer_stream_new (buf));
+
+ tny_stream_iface_reset (txt_stream);
+ tny_msg_mime_part_iface_decode_to_stream (tny_body, txt_stream);
+ tny_stream_iface_reset (txt_stream);
+
+ gtk_text_buffer_get_bounds (buf, &begin, &end);
+ txt = gtk_text_buffer_get_text (buf, &begin, &end, FALSE);
+
+ fill_gtkhtml_with_txt (self, GTK_HTML(priv->gtkhtml), txt, msg);
+
+ g_object_unref (G_OBJECT(txt_stream));
+ g_object_unref (G_OBJECT(buf));
+
+ g_free (txt);
+ return TRUE;
+}
+
+gchar *
+modest_tny_msg_view_get_selected_text (ModestTnyMsgView *self)
+{
+ ModestTnyMsgViewPrivate *priv;
+ gchar *sel;
+ GtkWidget *html;
+ int len;
+ GtkClipboard *clip;
+
+ g_return_val_if_fail (self, NULL);
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+ html = priv->gtkhtml;
+
+ /* I'm sure there is a better way to check for selected text */
+ sel = gtk_html_get_selection_html(GTK_HTML(html), &len);
+ if (!sel)
+ return NULL;
+
+ g_free(sel);
+
+ clip = gtk_widget_get_clipboard(html, GDK_SELECTION_PRIMARY);
+ return gtk_clipboard_wait_for_text(clip);
+}
+
+void
+modest_tny_msg_view_set_message (ModestTnyMsgView *self, TnyMsgIface *msg)
+{
+ TnyMsgMimePartIface *body;
+ ModestTnyMsgViewPrivate *priv;
+
+ g_return_if_fail (self);
+
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+
+ priv->msg = msg;
+
+ fill_gtkhtml_with_txt (self, GTK_HTML(priv->gtkhtml), "", msg);
+ if (!msg)
+ return;
+
+ body = modest_tny_msg_actions_find_body_part (msg, TRUE);
+ if (body) {
+ if (tny_msg_mime_part_iface_content_type_is (body, "text/html"))
+ set_html_message (self, body, msg);
+ else
+ set_text_message (self, body, msg);
+ return;
+ } else {
+ /* nothing to show */
+ }
+}
+
+void
+modest_tny_msg_view_redraw (ModestTnyMsgView *self)
+{
+ ModestTnyMsgViewPrivate *priv;
+
+ g_return_if_fail (self);
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+ modest_tny_msg_view_set_message(self, priv->msg);
+}
+
+gboolean
+modest_tny_msg_view_get_show_attachments_inline_flag (ModestTnyMsgView *self)
+{
+ ModestTnyMsgViewPrivate *priv;
+
+ g_return_val_if_fail (self, FALSE);
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+ return priv->show_attachments_inline;
+}
+
+gboolean
+modest_tny_msg_view_set_show_attachments_inline_flag (ModestTnyMsgView *self, gboolean flag)
+{
+ ModestTnyMsgViewPrivate *priv;
+ gboolean oldflag;
+
+ g_return_val_if_fail (self, FALSE);
+ priv = MODEST_TNY_MSG_VIEW_GET_PRIVATE(self);
+ oldflag = priv->show_attachments_inline;
+ priv->show_attachments_inline = flag;
+ if (priv->show_attachments_inline != oldflag)
+ modest_tny_msg_view_redraw(self);
+ return priv->show_attachments_inline;
}