Proper alignment of header view rows
[modest] / src / modest-tny-msg.c
index e481d9f..a0d072c 100644 (file)
@@ -33,6 +33,7 @@
 #include <tny-simple-list.h>
 #include <tny-folder.h>
 #include <modest-runtime.h>
+#include <modest-defs.h>
 #include "modest-formatter.h"
 #include <tny-camel-mem-stream.h>
 #include <tny-camel-mime-part.h>
@@ -60,7 +61,9 @@ static gboolean is_ascii(const gchar *s);
 
 TnyMsg*
 modest_tny_msg_new (const gchar* mailto, const gchar* from, const gchar *cc,
-                   const gchar *bcc, const gchar* subject, const gchar *body,
+                   const gchar *bcc, const gchar* subject, 
+                   const gchar *references, const gchar *in_reply_to,
+                   const gchar *body,
                    GList *attachments, gint *attached, GError **err)
 {
        TnyMsg *new_msg;
@@ -97,6 +100,12 @@ modest_tny_msg_new (const gchar* mailto, const gchar* from, const gchar *cc,
         */
        tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "X-Mailer", "Modest "
                                       VERSION);
+
+       if (references)
+               tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "References", references);
+
+       if (in_reply_to)
+               tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "In-Reply-To", in_reply_to);
        
        /* Add the body of the new mail */
        /* This is needed even if body is NULL or empty. */
@@ -117,6 +126,7 @@ modest_tny_msg_new (const gchar* mailto, const gchar* from, const gchar *cc,
 TnyMsg*
 modest_tny_msg_new_html_plain (const gchar* mailto, const gchar* from, const gchar *cc,
                               const gchar *bcc, const gchar* subject, 
+                              const gchar *references, const gchar *in_reply_to,
                               const gchar *html_body, const gchar *plain_body,
                               GList *attachments, GList *images, gint *attached, GError **err)
 {
@@ -152,6 +162,12 @@ modest_tny_msg_new_html_plain (const gchar* mailto, const gchar* from, const gch
        tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "X-Mailer", "Modest "
                                       VERSION);
 
+       if (references)
+               tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "References", references);
+
+       if (in_reply_to)
+               tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "In-Reply-To", in_reply_to);
+       
        /* Add the body of the new mail */      
        add_body_part (new_msg, plain_body, content_type);
        add_html_body_part (new_msg, html_body);
@@ -367,9 +383,9 @@ add_images (TnyMsg *msg, GList *images_list, GError **err)
                        if (part && !g_strcasecmp (tny_mime_part_get_content_type (part), "multipart/related")) {
                                related_part = part;
                                break;
-                       } else {
-                               g_object_unref (part);
                        }
+                       if (part)
+                               g_object_unref (part);
                        tny_iterator_next (iter);
                }
                g_object_unref (iter);
@@ -488,6 +504,7 @@ modest_tny_msg_find_body_part_from_mime_part (TnyMimePart *msg, gboolean want_ht
 
                        if (!part) {
                                g_warning ("%s: not a valid mime part", __FUNCTION__);
+                               tny_iterator_next (iter);
                                continue;
                        }
 
@@ -583,7 +600,8 @@ create_reply_forward_mail (TnyMsg *msg, TnyHeader *header, const gchar *from,
        ModestFormatter *formatter;
        gchar *subject_prefix;
        gboolean no_text_part;
-       
+       gchar *parent_uid;
+
        if (header)
                g_object_ref (header);
        else
@@ -593,17 +611,17 @@ create_reply_forward_mail (TnyMsg *msg, TnyHeader *header, const gchar *from,
           part of the message to create the reply/forwarded mail */
        if (msg != NULL)
                body   = modest_tny_msg_find_body_part (msg, FALSE);
-       
+
        if (modest_conf_get_bool (modest_runtime_get_conf (), MODEST_CONF_PREFER_FORMATTED_TEXT,
                                  NULL))
                formatter = modest_formatter_new ("text/html", signature);
        else
                formatter = modest_formatter_new ("text/plain", signature);
-       
+
 
        /* if we don't have a text-part */
        no_text_part = (!body) || (strcmp (tny_mime_part_get_content_type (body), "text/html")==0);
-       
+
        /* when we're reply, include the text part if we have it, or nothing otherwise. */
        if (is_reply)
                new_msg = modest_formatter_quote  (formatter, no_text_part ? NULL: body, header,
@@ -618,13 +636,13 @@ create_reply_forward_mail (TnyMsg *msg, TnyHeader *header, const gchar *from,
                                                            attachments);
                }
        }
-       
+
        g_object_unref (G_OBJECT(formatter));
        if (body)
                g_object_unref (G_OBJECT(body));
-       
+
        /* Fill the header */
-       new_header = tny_msg_get_header (new_msg);      
+       new_header = tny_msg_get_header (new_msg);
        tny_header_set_from (new_header, from);
        tny_header_set_replyto (new_header, from);
 
@@ -641,13 +659,11 @@ create_reply_forward_mail (TnyMsg *msg, TnyHeader *header, const gchar *from,
        g_free (subject_prefix);
        tny_header_set_subject (new_header, (const gchar *) new_subject);
        g_free (new_subject);
-       
+
        /* get the parent uid, and set it as a gobject property on the new msg */
-       if (new_msg) {
-               gchar* parent_uid = modest_tny_folder_get_header_unique_id (header);
-               g_object_set_data_full (G_OBJECT(new_msg), MODEST_TNY_MSG_PARENT_UID,
-                                       parent_uid, g_free);
-       }
+       parent_uid = modest_tny_folder_get_header_unique_id (header);
+       g_object_set_data_full (G_OBJECT(new_msg), MODEST_TNY_MSG_PARENT_UID,
+                               parent_uid, g_free);
 
        /* set modest as the X-Mailer
         * we could this in the platform factory, but then the header
@@ -676,6 +692,101 @@ modest_tny_msg_get_parent_uid (TnyMsg *msg)
        return g_object_get_data (G_OBJECT(msg), MODEST_TNY_MSG_PARENT_UID);
 }
 
+static gchar *get_signed_protocol (TnyMimePart *part)
+{
+       TnyList *header_pairs;
+       TnyIterator *iterator;
+       gchar *result = NULL;
+
+       header_pairs = TNY_LIST (tny_simple_list_new ());
+       tny_mime_part_get_header_pairs (part, header_pairs);
+       iterator = tny_list_create_iterator (header_pairs);
+
+       while (!result && !tny_iterator_is_done (iterator)) {
+               TnyPair *pair;
+               const gchar *name;
+
+               pair = TNY_PAIR (tny_iterator_get_current (iterator));
+               name = tny_pair_get_name (pair);
+               if (name && !g_ascii_strcasecmp (name, "Content-Type")) {
+                       const gchar *s;
+                       s = tny_pair_get_value (pair);
+                       if (s) {
+                               s = strstr (s, "protocol=");
+                               if (s) {
+                                       const gchar *t;
+                                       s += 9;
+                                       if (*s == '\"') {
+                                               s++;
+                                               t = strstr (s, "\"");
+                                       } else {
+                                               t = strstr (s, ";");
+                                       }
+                                       result = g_strndup (s, t - s);
+                               }
+                       }
+               }
+
+               g_object_unref (pair);
+               tny_iterator_next (iterator);
+       }
+
+       g_object_unref (iterator);
+       g_object_unref (header_pairs);
+
+       return result;
+}
+
+TnyMimePart *
+modest_tny_msg_get_attachments_parent (TnyMsg *msg)
+{
+       TnyMimePart *result;
+       const gchar *content_type;
+
+       result = NULL;
+
+       content_type = tny_mime_part_get_content_type (TNY_MIME_PART (msg));
+       if (content_type && !strcmp (content_type, "multipart/signed")) {
+               TnyList *msg_children;
+               TnyIterator *iterator;
+               gchar *signed_protocol;
+
+               msg_children = TNY_LIST (tny_simple_list_new ());
+               tny_mime_part_get_parts (TNY_MIME_PART (msg), msg_children);
+
+               iterator = tny_list_create_iterator (msg_children);
+               signed_protocol = get_signed_protocol (TNY_MIME_PART (msg));
+                       
+               while (!result && !tny_iterator_is_done (iterator)) {
+                       TnyMimePart *part;
+
+                       part = TNY_MIME_PART (tny_iterator_get_current (iterator));
+                       if (signed_protocol) {
+                               const gchar *part_content_type;
+
+                               part_content_type = tny_mime_part_get_content_type (part);
+                               if (part_content_type && g_ascii_strcasecmp (part_content_type, signed_protocol)) {
+                                       result = g_object_ref (part);
+                               }
+                       } else {
+                               result = g_object_ref (part);
+                       }
+
+                       g_object_unref (part);
+                       tny_iterator_next (iterator);
+               }
+
+               g_object_unref (iterator);
+               g_free (signed_protocol);
+               g_object_unref (msg_children);
+       }
+       if (result == NULL) {
+               result = g_object_ref (msg);
+       }
+
+       return result;
+}
+
 
 
 static void
@@ -702,12 +813,15 @@ modest_tny_msg_create_forward_msg (TnyMsg *msg,
        TnyMsg *new_msg;
        TnyList *parts = NULL;
        GList *attachments_list = NULL;
+       TnyMimePart *part_to_check = NULL;
 
        g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
+
+       part_to_check = modest_tny_msg_get_attachments_parent (TNY_MSG (msg));
        
        /* Add attachments */
        parts = TNY_LIST (tny_simple_list_new());
-       tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
+       tny_mime_part_get_parts (TNY_MIME_PART (part_to_check), parts);
        tny_list_foreach (parts, add_if_attachment, &attachments_list);
 
        new_msg = create_reply_forward_mail (msg, NULL, from, signature, FALSE, forward_type,
@@ -719,6 +833,7 @@ modest_tny_msg_create_forward_msg (TnyMsg *msg,
                g_list_free (attachments_list);
        }
        g_object_unref (G_OBJECT (parts));
+       g_object_unref (part_to_check);
 
        return new_msg;
 }
@@ -753,6 +868,7 @@ get_new_to (TnyMsg *msg, TnyHeader *header, const gchar* from,
        gchar* old_reply_to;
        gchar* old_from;
        gchar* new_to;
+       gchar* tmp;
        
        /* according to RFC2369 (http://www.faqs.org/rfcs/rfc2369.html), we
         * can identify Mailing-List posts by the List-Help header.
@@ -816,6 +932,10 @@ get_new_to (TnyMsg *msg, TnyHeader *header, const gchar* from,
                }
        }
 
+       tmp = modest_text_utils_simplify_recipients (new_to);
+       g_free (new_to);
+       new_to = tmp;
+
        return new_to;
 }
 
@@ -825,19 +945,122 @@ get_new_to (TnyMsg *msg, TnyHeader *header, const gchar* from,
 static gchar*
 get_new_cc (TnyHeader *header, const gchar* from)
 {
-       gchar *old_cc;
-       gchar *result;
+       gchar *old_cc, *result, *dup;
 
        old_cc = tny_header_dup_cc (header);
        if (!old_cc)
                return NULL;
 
        /* remove me (the new From:) from the Cc: list */
-       result =  modest_text_utils_remove_address (old_cc, from);
+       dup =  modest_text_utils_remove_address (old_cc, from);
+       result = modest_text_utils_remove_duplicate_addresses (dup);
+       g_free (dup);
        g_free (old_cc);
        return result;
 }
 
+void 
+modest_tny_msg_get_references (TnyMsg *msg, gchar **message_id, gchar **references, gchar **in_reply_to)
+{
+       TnyList *headers;
+       TnyIterator *iterator;
+       gchar *l_message_id;
+       gchar *l_references;
+       gchar *l_in_reply_to;
+
+       g_return_if_fail (TNY_IS_MSG (msg));
+
+       l_message_id = NULL;
+       l_references = NULL;
+       l_in_reply_to = NULL;
+
+       headers = TNY_LIST (tny_simple_list_new ());
+       tny_mime_part_get_header_pairs (TNY_MIME_PART (msg), headers);
+
+       iterator = tny_list_create_iterator (headers);
+       while (!tny_iterator_is_done (iterator)) {
+               TnyPair *pair;
+               const gchar *name;
+
+               pair = TNY_PAIR (tny_iterator_get_current (iterator));
+               name = tny_pair_get_name (pair);
+               if (!g_strcasecmp (name, "References")) {
+                       if (l_references) g_free (l_references);
+                       l_references = g_strdup (tny_pair_get_value (pair));
+               } else if (!g_strcasecmp (name, "In-Reply-To")) {
+                       if (l_in_reply_to) g_free (l_in_reply_to);
+                       l_in_reply_to = g_strdup (tny_pair_get_value (pair));
+               } else if (!g_strcasecmp (name, "Message-ID")) {
+                       if (l_message_id) g_free (l_message_id);
+                       l_message_id = g_strdup (tny_pair_get_value (pair));
+               }
+
+               g_object_unref (pair);
+               tny_iterator_next (iterator);
+       }
+
+       g_object_unref (iterator);
+       g_object_unref (headers);
+
+       if (message_id) {
+               *message_id = l_message_id;
+       } else {
+               g_free (l_message_id);
+       }
+
+       if (in_reply_to) {
+               *in_reply_to = l_in_reply_to;
+       } else {
+               g_free (l_in_reply_to);
+       }
+
+       if (references) {
+               *references = l_references;
+       } else {
+               g_free (l_references);
+       }
+}
+
+static void 
+set_references (TnyMsg *reply_msg, TnyMsg *original_msg)
+{
+       gchar *orig_references, *orig_in_reply_to, *orig_message_id;
+       gchar *references, *in_reply_to;
+
+       modest_tny_msg_get_references (original_msg, &orig_message_id, &orig_references, &orig_in_reply_to);
+
+       references = NULL;
+       in_reply_to = NULL;
+
+       if (orig_message_id)
+               in_reply_to = g_strdup (orig_message_id);
+
+       if (orig_references) {
+               if (orig_message_id)
+                       references = g_strconcat (orig_references, "\n        ", orig_message_id, NULL);
+               else
+                       references = g_strdup (orig_references);
+
+       } else if (orig_in_reply_to) {
+               if (orig_message_id)
+                       references = g_strconcat (orig_in_reply_to, "\n        ", orig_message_id, NULL);
+               else
+                       references = g_strdup (orig_in_reply_to);
+       } else if (orig_message_id) {
+               references = g_strdup (orig_message_id);
+       }
+
+       g_free (orig_references);
+       g_free (orig_in_reply_to);
+       g_free (orig_message_id);
+
+       if (in_reply_to) {
+               tny_mime_part_set_header_pair (TNY_MIME_PART (reply_msg), "In-Reply-To", in_reply_to);
+       }
+       if (references) {
+               tny_mime_part_set_header_pair (TNY_MIME_PART (reply_msg), "References", references);
+       }
+}
 
 TnyMsg* 
 modest_tny_msg_create_reply_msg (TnyMsg *msg,
@@ -852,21 +1075,25 @@ modest_tny_msg_create_reply_msg (TnyMsg *msg,
        gchar *new_to = NULL;
        TnyList *parts = NULL;
        GList *attachments_list = NULL;
+       TnyMimePart *part_to_check = NULL;
 
        g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
-       
+
+       part_to_check = modest_tny_msg_get_attachments_parent (TNY_MSG (msg));
+
        parts = TNY_LIST (tny_simple_list_new());
-       tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
+       tny_mime_part_get_parts (TNY_MIME_PART (part_to_check), parts);
        tny_list_foreach (parts, add_if_attachment, &attachments_list);
 
        new_msg = create_reply_forward_mail (msg, header, from, signature, TRUE, reply_type,
                                             attachments_list);
+
+       set_references (new_msg, msg);
        if (attachments_list != NULL) {
                g_list_foreach (attachments_list, (GFunc) g_object_unref, NULL);
                g_list_free (attachments_list);
        }
-       if (parts)
-               g_object_unref (G_OBJECT (parts));
+       g_object_unref (parts);
 
        /* Fill the header */
        if (header)
@@ -882,8 +1109,8 @@ modest_tny_msg_create_reply_msg (TnyMsg *msg,
        else {
                tny_header_set_to (new_header, new_to);
                g_free (new_to);
-       }       
-       
+       }
+
        if (reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL) {
                gchar *new_cc = get_new_cc (header, from);
                if (new_cc) { 
@@ -891,10 +1118,11 @@ modest_tny_msg_create_reply_msg (TnyMsg *msg,
                        g_free (new_cc);
                }
        }
-       
+
        /* Clean */
        g_object_unref (G_OBJECT (new_header));
        g_object_unref (G_OBJECT (header));
+       g_object_unref (G_OBJECT (part_to_check));
 
        return new_msg;
 }