* all:
[modest] / src / widgets / modest-msg-view.c
index 2e37fa1..2668fb2 100644 (file)
@@ -38,7 +38,8 @@
 #include <tny-list.h>
 #include <tny-simple-list.h>
 
-#include <modest-tny-msg-actions.h>
+#include <modest-tny-msg.h>
+#include <modest-text-utils.h>
 #include "modest-msg-view.h"
 #include "modest-tny-stream-gtkhtml.h"
 
@@ -48,41 +49,13 @@ static void     modest_msg_view_class_init   (ModestMsgViewClass *klass);
 static void     modest_msg_view_init         (ModestMsgView *obj);
 static void     modest_msg_view_finalize     (GObject *obj);
 
-
-static GSList*  get_url_matches (GString *txt);
 static gboolean on_link_clicked (GtkWidget *widget, const gchar *uri, ModestMsgView *msg_view);
 static gboolean on_url_requested (GtkWidget *widget, const gchar *uri, GtkHTMLStream *stream,
                                  ModestMsgView *msg_view);
 static gboolean on_link_hover (GtkWidget *widget, const gchar *uri, ModestMsgView *msg_view);
 
-/*
- * 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 ATT_PREFIX "att:"
 
-#define MAIL_VIEWER_URL_MATCH_PATTERNS  {                              \
-       { "(file|rtsp|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 {
        LINK_CLICKED_SIGNAL,
@@ -125,7 +98,7 @@ modest_msg_view_get_type (void)
                        (GInstanceInitFunc) modest_msg_view_init,
                        NULL
                };
-               my_type = g_type_register_static (GTK_TYPE_SCROLLED_WINDOW,
+               my_type = g_type_register_static (GTK_TYPE_SCROLLED_WINDOW,
                                                  "ModestMsgView",
                                                  &my_info, 0);
        }
@@ -299,7 +272,7 @@ find_cid_image (TnyMsg *msg, const gchar *cid)
        
        parts  = TNY_LIST (tny_simple_list_new());
 
-       tny_msg_get_parts (msg, parts); 
+       tny_mime_part_get_parts (TNY_MIME_PART (msg), parts); 
        iter   = tny_list_create_iterator (parts);
        
        while (!tny_iterator_is_done(iter)) {
@@ -310,13 +283,12 @@ find_cid_image (TnyMsg *msg, const gchar *cid)
                if (part_cid && strcmp (cid, part_cid) == 0)
                        break;
 
+               g_object_unref (G_OBJECT(part));
+       
                part = NULL;
                tny_iterator_next (iter);
        }
        
-       if (part)
-               g_object_ref (G_OBJECT(part));
-
        g_object_unref (G_OBJECT(iter));        
        g_object_unref (G_OBJECT(parts));
        
@@ -326,8 +298,7 @@ find_cid_image (TnyMsg *msg, const gchar *cid)
 
 static gboolean
 on_url_requested (GtkWidget *widget, const gchar *uri,
-                 GtkHTMLStream *stream,
-                 ModestMsgView *msg_view)
+                 GtkHTMLStream *stream, ModestMsgView *msg_view)
 {
        ModestMsgViewPrivate *priv;
        priv = MODEST_MSG_VIEW_GET_PRIVATE (msg_view);
@@ -354,14 +325,6 @@ on_url_requested (GtkWidget *widget, const gchar *uri,
 }
 
 
-typedef struct  {
-       guint offset;
-       guint len;
-       const gchar* prefix;
-} url_match_t;
-
-
-
 /* render the attachments as hyperlinks in html */
 static gchar*
 attachments_as_html (ModestMsgView *self, TnyMsg *msg)
@@ -379,7 +342,7 @@ attachments_as_html (ModestMsgView *self, TnyMsg *msg)
        priv  = MODEST_MSG_VIEW_GET_PRIVATE (self);
 
        parts = TNY_LIST(tny_simple_list_new());
-       tny_msg_get_parts (msg, parts);
+       tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
        iter  = tny_list_create_iterator (parts);
        
        appendix= g_string_new ("");
@@ -387,8 +350,7 @@ attachments_as_html (ModestMsgView *self, TnyMsg *msg)
        while (!tny_iterator_is_done(iter)) {
                TnyMimePart *part;
 
-               ++index; /* attachment numbers are 1-based */
-               
+               ++index; /* attachment numbers are 1-based */   
                part = TNY_MIME_PART(tny_iterator_get_current (iter));
 
                if (tny_mime_part_is_attachment (part)) {
@@ -400,9 +362,12 @@ attachments_as_html (ModestMsgView *self, TnyMsg *msg)
                        g_string_append_printf (appendix, "<a href=\"%s%d\">%s</a> \n",
                                                ATT_PREFIX, index, filename);                    
                }
+               
+               g_object_unref (G_OBJECT(part));
                tny_iterator_next (iter);
        }
        g_object_unref (G_OBJECT(iter));
+       g_object_unref (G_OBJECT(parts));
        
        if (appendix->len == 0) 
                return g_string_free (appendix, TRUE);
@@ -416,187 +381,13 @@ attachments_as_html (ModestMsgView *self, TnyMsg *msg)
 
 
 
-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)
-{
-       guint            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, "&lt;"); break;
-               case '>' : g_string_append   (html, "&gt;"); break;
-               case '&' : g_string_append   (html, "&quot;"); break;
-               case '\n': g_string_append   (html, "<br>\n"); break;
-               default:
-                       if (kar == ' ') {
-                               g_string_append (html, first_space ? " " : "&nbsp;");
-                               first_space = FALSE;
-                       } else  if (kar == '\t')
-                               g_string_append (html, "&nbsp; &nbsp;&nbsp;");
-                       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, guint* offset)
-{
-       if (*offset >= match->offset && *offset < match->offset + match->len)
-               *offset = -1;
-}
-
-static GSList*
-get_url_matches (GString *txt)
-{
-       regmatch_t rm;
-        guint 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
 set_html_message (ModestMsgView *self, TnyMimePart *tny_body, TnyMsg *msg)
 {
        gchar *html_attachments;
-       TnyStream *gtkhtml_stream;      
+       GtkHTMLStream *gtkhtml_stream;
+       TnyStream *tny_stream;  
        ModestMsgViewPrivate *priv;
        
        g_return_val_if_fail (self, FALSE);
@@ -604,38 +395,36 @@ set_html_message (ModestMsgView *self, TnyMimePart *tny_body, TnyMsg *msg)
        
        priv = MODEST_MSG_VIEW_GET_PRIVATE(self);
 
-       gtkhtml_stream =
-               TNY_STREAM(modest_tny_stream_gtkhtml_new
-                                (gtk_html_begin(GTK_HTML(priv->gtkhtml))));
-       
-       tny_stream_reset (gtkhtml_stream);
+       gtkhtml_stream = gtk_html_begin(GTK_HTML(priv->gtkhtml));
+
+       tny_stream     = TNY_STREAM(modest_tny_stream_gtkhtml_new (gtkhtml_stream));
+       tny_stream_reset (tny_stream);
        
        html_attachments = attachments_as_html(self, msg);
        if (html_attachments) {
-               tny_stream_write (gtkhtml_stream, html_attachments,
-                                       strlen(html_attachments));
-               tny_stream_reset (gtkhtml_stream);
+               tny_stream_write (tny_stream, html_attachments, strlen(html_attachments));
+               tny_stream_reset (tny_stream);
                g_free (html_attachments);
        }
 
-       // FIXME: tinymail
-       tny_mime_part_decode_to_stream ((TnyMimePart*)tny_body,
-                                                 gtkhtml_stream);
-
-       g_object_unref (G_OBJECT(gtkhtml_stream));
+       tny_mime_part_decode_to_stream ((TnyMimePart*)tny_body, tny_stream);
+       g_object_unref (G_OBJECT(tny_stream));
+       
+       gtk_html_stream_destroy (gtkhtml_stream);
        
        return TRUE;
 }
 
 
-/* this is a hack --> we use the tny_text_buffer_stream to
+/* FIXME: 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 (ModestMsgView *self, TnyMimePart *tny_body, TnyMsg *msg)
 {
        GtkTextBuffer *buf;
        GtkTextIter begin, end;
-       TnyStream* txt_stream, *gtkhtml_stream;
+       TnyStream* txt_stream, *tny_stream;
+       GtkHTMLStream *gtkhtml_stream;
        gchar *txt, *html_attachments;
        ModestMsgViewPrivate *priv;
                
@@ -648,38 +437,38 @@ set_text_message (ModestMsgView *self, TnyMimePart *tny_body, TnyMsg *msg)
        txt_stream     = TNY_STREAM(tny_gtk_text_buffer_stream_new (buf));
                
        tny_stream_reset (txt_stream);
-       
-       gtkhtml_stream =
-               TNY_STREAM(modest_tny_stream_gtkhtml_new
-                                (gtk_html_begin(GTK_HTML(priv->gtkhtml))));
+
+       gtkhtml_stream = gtk_html_begin(GTK_HTML(priv->gtkhtml)); 
+       tny_stream =  TNY_STREAM(modest_tny_stream_gtkhtml_new (gtkhtml_stream));
 
        html_attachments = attachments_as_html(self, msg);
        if (html_attachments) {
-               tny_stream_write (gtkhtml_stream, html_attachments,
+               tny_stream_write (tny_stream, html_attachments,
                                        strlen(html_attachments));
-               tny_stream_reset (gtkhtml_stream);
+               tny_stream_reset (tny_stream);
                g_free (html_attachments);
        }
 
        // FIXME: tinymail
-       tny_mime_part_decode_to_stream ((TnyMimePart*)tny_body,
-                                                 txt_stream);
+       tny_mime_part_decode_to_stream ((TnyMimePart*)tny_body, txt_stream);
        tny_stream_reset (txt_stream);          
        
        gtk_text_buffer_get_bounds (buf, &begin, &end);
        txt = gtk_text_buffer_get_text (buf, &begin, &end, FALSE);
        if (txt) {
-               gchar *html = convert_to_html (txt);
-               tny_stream_write (gtkhtml_stream, html, strlen(html));
-               tny_stream_reset (gtkhtml_stream);
+               gchar *html = modest_text_utils_convert_to_html (txt);
+               tny_stream_write (tny_stream, html, strlen(html));
+               tny_stream_reset (tny_stream);
                g_free (txt);
                g_free (html);
        }
        
-       g_object_unref (G_OBJECT(gtkhtml_stream));
+       g_object_unref (G_OBJECT(tny_stream));
        g_object_unref (G_OBJECT(txt_stream));
        g_object_unref (G_OBJECT(buf));
-
+       
+       gtk_html_stream_destroy (gtkhtml_stream);
+       
        return TRUE;
 }
 
@@ -699,31 +488,6 @@ set_empty_message (ModestMsgView *self)
 }
 
 
-gchar *
-modest_msg_view_get_selected_text (ModestMsgView *self)
-{
-       ModestMsgViewPrivate *priv;
-       gchar *sel;
-       GtkWidget *html;
-       int len;
-       GtkClipboard *clip;
-
-       g_return_val_if_fail (self, NULL);
-       priv = MODEST_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_msg_view_set_message (ModestMsgView *self, TnyMsg *msg)
 {
@@ -734,7 +498,6 @@ modest_msg_view_set_message (ModestMsgView *self, TnyMsg *msg)
        
        priv = MODEST_MSG_VIEW_GET_PRIVATE(self);
 
-
        if (msg != priv->msg) {
                if (priv->msg)
                        g_object_unref (G_OBJECT(priv->msg));
@@ -748,7 +511,7 @@ modest_msg_view_set_message (ModestMsgView *self, TnyMsg *msg)
                return;
        }
                
-       body = modest_tny_msg_actions_find_body_part (msg, TRUE);
+       body = modest_tny_msg_find_body_part (msg, TRUE);
        if (body) {
                if (tny_mime_part_content_type_is (body, "text/html"))
                        set_html_message (self, body, msg);