* modest-folder-view.c: change sorting for remote folders: make Inbox be the first...
[modest] / src / modest-text-utils.c
index f35a127..3c32ada 100644 (file)
@@ -140,7 +140,7 @@ modest_text_utils_quote (const gchar *text,
                retval = modest_text_utils_quote_plain_text (text, cited, signature, attachments, limit);
        
        g_free (cited);
-
+       
        return retval;
 }
 
@@ -159,19 +159,32 @@ modest_text_utils_cite (const gchar *text,
        g_return_val_if_fail (content_type, NULL);
 
        if (!signature)
-               tmp_sig = g_strdup ("");
+               retval = g_strdup ("");
        else if (!strcmp(content_type, "text/html")) {
-               tmp_sig = modest_text_utils_convert_to_html_body(signature);
+               tmp_sig = g_strconcat ("\n", signature, NULL);
+               retval = modest_text_utils_convert_to_html_body(tmp_sig);
+               g_free (tmp_sig);
        } else {
-               tmp_sig = g_strdup (signature);
+               retval = g_strconcat ("\n", signature, NULL);
        }
 
-       retval = g_strdup_printf ("\n%s\n", tmp_sig);
-       g_free (tmp_sig);
-
        return retval;
 }
 
+static gchar *
+forward_cite (const gchar *from,
+                   const gchar *sent,
+                   const gchar *to,
+                   const gchar *subject)
+{
+       return g_strdup_printf ("%s\n%s %s\n%s %s\n%s %s\n%s %s\n", 
+                               FORWARD_STRING, 
+                               FROM_STRING, (from)?from:"",
+                               SENT_STRING, sent,
+                               TO_STRING, (to)?to:"",
+                               SUBJECT_STRING, (subject)?subject:"");
+}
+
 gchar * 
 modest_text_utils_inline (const gchar *text,
                          const gchar *content_type,
@@ -182,47 +195,23 @@ modest_text_utils_inline (const gchar *text,
                          const gchar *subject)
 {
        gchar sent_str[101];
-       gchar *formatted_signature;
-       const gchar *plain_format = "%s%s\n%s %s\n%s %s\n%s %s\n%s %s\n\n%s";
-       const gchar *html_format = \
-               "%s%s<br>\n<table width=\"100%\" border=\"0\" cellspacing=\"2\" cellpadding=\"2\">\n" \
-               "<tr><td>%s</td><td>%s</td></tr>\n" \
-               "<tr><td>%s</td><td>%s</td></tr>\n" \
-               "<tr><td>%s</td><td>%s</td></tr>\n" \
-               "<tr><td>%s</td><td>%s</td></tr>\n" \
-               "<br><br>%s";
-       const gchar *format;
-
+       gchar *cited;
+       gchar *retval;
+       
        g_return_val_if_fail (text, NULL);
        g_return_val_if_fail (content_type, NULL);
-       g_return_val_if_fail (text, NULL);
        
        modest_text_utils_strftime (sent_str, 100, "%c", sent_date);
 
-       if (!strcmp (content_type, "text/html"))
-               /* TODO: extract the <body> of the HTML and pass it to
-                  the function */
-               format = html_format;
+       cited = forward_cite (from, sent_str, to, subject);
+       
+       if (content_type && strcmp (content_type, "text/html") == 0)
+               retval = modest_text_utils_quote_html (text, cited, signature, NULL, 80);
        else
-               format = plain_format;
-
-       if (signature != NULL) {
-               if (!strcmp (content_type, "text/html")) {
-                       formatted_signature = g_strconcat (signature, "<br/>", NULL);
-               } else {
-                       formatted_signature = g_strconcat (signature, "\n", NULL);
-               }
-       } else {
-               formatted_signature = "";
-       }
-
-       return g_strdup_printf (format, formatted_signature, 
-                               FORWARD_STRING,
-                               FROM_STRING, (from) ? from : EMPTY_STRING,
-                               SENT_STRING, sent_str,
-                               TO_STRING, (to) ? to : EMPTY_STRING,
-                               SUBJECT_STRING, (subject) ? subject : EMPTY_STRING,
-                               text);
+               retval = modest_text_utils_quote_plain_text (text, cited, signature, NULL, 80);
+       
+       g_free (cited);
+       return retval;
 }
 
 /* just to prevent warnings:
@@ -311,6 +300,7 @@ modest_text_utils_convert_buffer_to_html (GString *html, const gchar *data)
        guint            i;
        gboolean        space_seen = FALSE;
        gsize           len;
+       guint           break_dist = 0; /* distance since last break point */
 
        len = strlen (data);
 
@@ -323,6 +313,15 @@ modest_text_utils_convert_buffer_to_html (GString *html, const gchar *data)
                        space_seen = FALSE;
                }
                
+               /* we artificially insert a breakpoint (newline)
+                * after 256, to make sure our lines are not so long
+                * they will DOS the regexping later
+                */
+               if (++break_dist == 256) {
+                       g_string_append_c (html, '\n');
+                       break_dist = 0;
+               }
+               
                switch (kar) {
                case 0:  break; /* ignore embedded \0s */       
                case '<'  : g_string_append (html, "&lt;");   break;
@@ -330,9 +329,10 @@ modest_text_utils_convert_buffer_to_html (GString *html, const gchar *data)
                case '&'  : g_string_append (html, "&amp;");  break;
                case '"'  : g_string_append (html, "&quot;");  break;
                case '\'' : g_string_append (html, "&apos;"); break;
-               case '\n' : g_string_append (html, "<br>\n");  break;
-               case '\t' : g_string_append (html, "&nbsp;&nbsp;&nbsp; "); break; /* note the space at the end*/
+               case '\n' : g_string_append (html, "<br>\n");              break_dist= 0; break;
+               case '\t' : g_string_append (html, "&nbsp;&nbsp;&nbsp; "); break_dist=0; break; /* note the space at the end*/
                case ' ':
+                       break_dist = 0;
                        if (space_seen) { /* second space in a row */
                                g_string_append (html, "&nbsp; ");
                                space_seen = FALSE;
@@ -786,6 +786,7 @@ modest_text_utils_quote_html (const gchar *text,
                "</html>\n";
        gchar *attachments_string = NULL;
        gchar *q_attachments_string = NULL;
+       gchar *q_cite = NULL;
        gchar *html_text = NULL;
 
        if (signature == NULL)
@@ -795,8 +796,10 @@ modest_text_utils_quote_html (const gchar *text,
 
        attachments_string = quoted_attachments (attachments);
        q_attachments_string = modest_text_utils_convert_to_html_body (attachments_string);
+       q_cite = modest_text_utils_convert_to_html_body (cite);
        html_text = modest_text_utils_convert_to_html_body (text);
-       result = g_strdup_printf (format, signature_result, cite, html_text, q_attachments_string);
+       result = g_strdup_printf (format, signature_result, q_cite, html_text, q_attachments_string);
+       g_free (q_cite);
        g_free (html_text);
        g_free (attachments_string);
        g_free (q_attachments_string);
@@ -957,10 +960,11 @@ modest_text_utils_get_subject_prefix_len (const gchar *sub)
 {
        gint i;
        static const gchar* prefix[] = {
-               "Re:", "RE:", "Fwd:", "FWD:", "FW:", NULL
+               "Re:", "RE:", "RV:", "re:"
+               "Fwd:", "FWD:", "FW:", "fwd:", "Fw:", "fw:", NULL
        };
                
-       if (!sub || (sub[0] != 'R' && sub[0] != 'F')) /* optimization */
+       if (!sub || (sub[0] != 'R' && sub[0] != 'F' && sub[0] != 'r' && sub[0] != 'f')) /* optimization */
                return 0;
 
        i = 0;
@@ -1025,12 +1029,15 @@ modest_text_utils_get_display_date (time_t date)
        return g_strdup(date_buf);
 }
 
-gboolean 
-modest_text_utils_validate_email_address (const gchar *email_address)
+gboolean
+modest_text_utils_validate_email_address (const gchar *email_address, const gchar **invalid_char_position)
 {
        int count = 0;
        const gchar *c = NULL, *domain = NULL;
-       static gchar *rfc822_specials = "()<>@,;:\\\"[]";
+       static gchar *rfc822_specials = "()<>@,;:\\\"[]&";
+
+       if (invalid_char_position != NULL)
+               *invalid_char_position = NULL;
 
        /* first we validate the name portion (name@domain) */
        for (c = email_address;  *c;  c++) {
@@ -1058,8 +1065,11 @@ modest_text_utils_validate_email_address (const gchar *email_address)
                        break;
                if (*c <= ' ' || *c >= 127) 
                        return FALSE;
-               if (strchr(rfc822_specials, *c)) 
+               if (strchr(rfc822_specials, *c)) {
+                       if (invalid_char_position)
+                               *invalid_char_position = c;
                        return FALSE;
+               }
        }
        if (c == email_address || *(c - 1) == '.') 
                return FALSE;
@@ -1075,21 +1085,24 @@ modest_text_utils_validate_email_address (const gchar *email_address)
                }
                if (*c <= ' ' || *c >= 127) 
                        return FALSE;
-               if (strchr(rfc822_specials, *c)) 
+               if (strchr(rfc822_specials, *c)) {
+                       if (invalid_char_position)
+                               *invalid_char_position = c;
                        return FALSE;
+               }
        } while (*++c);
 
        return (count >= 1) ? TRUE : FALSE;
 }
 
 gboolean 
-modest_text_utils_validate_recipient (const gchar *recipient)
+modest_text_utils_validate_recipient (const gchar *recipient, const gchar **invalid_char_position)
 {
        gchar *stripped, *current;
        gchar *right_part;
        gboolean has_error = FALSE;
 
-       if (modest_text_utils_validate_email_address (recipient))
+       if (modest_text_utils_validate_email_address (recipient, invalid_char_position))
                return TRUE;
        stripped = g_strdup (recipient);
        stripped = g_strstrip (stripped);
@@ -1146,7 +1159,7 @@ modest_text_utils_validate_recipient (const gchar *recipient)
 
                address = g_strndup (right_part+1, strlen (right_part) - 2);
                g_free (right_part);
-               valid = modest_text_utils_validate_email_address (address);
+               valid = modest_text_utils_validate_email_address (address, invalid_char_position);
                g_free (address);
                return valid;
        } else {
@@ -1192,3 +1205,16 @@ get_email_from_address (const gchar * address)
        else
                return g_strndup (left_limit + 1, (right_limit - left_limit) - 1);
 }
+
+gchar *      
+modest_text_utils_get_color_string (GdkColor *color)
+{
+
+       return g_strdup_printf ("#%x%x%x%x%x%x%x%x%x%x%x%x",
+                               (color->red >> 12)   & 0xf, (color->red >> 8)   & 0xf,
+                               (color->red >>  4)   & 0xf, (color->red)        & 0xf,
+                               (color->green >> 12) & 0xf, (color->green >> 8) & 0xf,
+                               (color->green >>  4) & 0xf, (color->green)      & 0xf,
+                               (color->blue >> 12)  & 0xf, (color->blue >> 8)  & 0xf,
+                               (color->blue >>  4)  & 0xf, (color->blue)       & 0xf);
+}