[PATCH 4/5] Improve handling of message/rfc822 parts by adding a new header_message_part function to the formating structure.

Jameson Graef Rollins jrollins at finestructure.net
Sun Jun 5 17:29:28 PDT 2011


This new function takes a GMimeMessage as input, and outputs the
formatted headers.  This allows for message/rfc822 parts to be
formatted on output in a similar way to full messages (see previous
patch that overhauls the multipart test for more info).
---
 notmuch-client.h |    1 +
 notmuch-reply.c  |   31 ++++++++++++++++++-
 notmuch-show.c   |   88 ++++++++++++++++++++++++++++++++++++++++++++++-------
 show-message.c   |   12 +++++++
 4 files changed, 119 insertions(+), 13 deletions(-)

diff --git a/notmuch-client.h b/notmuch-client.h
index 63be337..b50cb38 100644
--- a/notmuch-client.h
+++ b/notmuch-client.h
@@ -63,6 +63,7 @@ typedef struct notmuch_show_format {
     const char *header_start;
     void (*header) (const void *ctx,
 		    notmuch_message_t *message);
+    void (*header_message_part) (GMimeMessage *message);
     const char *header_end;
     const char *body_start;
     void (*part_start) (GMimeObject *part,
diff --git a/notmuch-reply.c b/notmuch-reply.c
index 514bbc6..a19eb19 100644
--- a/notmuch-reply.c
+++ b/notmuch-reply.c
@@ -25,12 +25,15 @@
 #include "gmime-filter-headers.h"
 
 static void
+reply_headers_message_part (GMimeMessage *message);
+
+static void
 reply_part_content (GMimeObject *part);
 
 static const notmuch_show_format_t format_reply = {
     "",
 	"", NULL,
-	    "", NULL, "",
+	    "", NULL, reply_headers_message_part, ">\n",
 	    "",
 	        NULL,
 	        NULL,
@@ -63,6 +66,28 @@ show_reply_headers (GMimeMessage *message)
 }
 
 static void
+reply_headers_message_part (GMimeMessage *message)
+{
+    InternetAddressList *recipients;
+    const char *recipients_string;
+
+    printf ("> From: %s\n", g_mime_message_get_sender (message));
+    recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_TO);
+    recipients_string = internet_address_list_to_string (recipients, 0);
+    if (recipients_string)
+	printf ("> To: %s\n",
+		recipients_string);
+    recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_CC);
+    recipients_string = internet_address_list_to_string (recipients, 0);
+    if (recipients_string)
+	printf ("> Cc: %s\n",
+		recipients_string);
+    printf ("> Subject: %s\n", g_mime_message_get_subject (message));
+    printf ("> Date: %s\n", g_mime_message_get_date_as_string (message));
+}
+
+
+static void
 reply_part_content (GMimeObject *part)
 {
     GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
@@ -95,6 +120,10 @@ reply_part_content (GMimeObject *part)
 	if (stream_stdout)
 	    g_object_unref(stream_stdout);
     }
+    else if (g_mime_content_type_is_type (content_type, "message", "rfc822"))
+    {
+	/* Output nothing, since rfc822 subparts will be handled individually. */
+    }
     else
     {
 	if (disposition &&
diff --git a/notmuch-show.c b/notmuch-show.c
index 0e9d00d..6e2e560 100644
--- a/notmuch-show.c
+++ b/notmuch-show.c
@@ -29,6 +29,9 @@ format_headers_text (const void *ctx,
 		     notmuch_message_t *message);
 
 static void
+format_headers_message_part_text (GMimeMessage *message);
+
+static void
 format_part_start_text (GMimeObject *part,
 			int *part_count);
 
@@ -41,7 +44,7 @@ format_part_end_text (GMimeObject *part);
 static const notmuch_show_format_t format_text = {
     "",
 	"\fmessage{ ", format_message_text,
-	    "\fheader{\n", format_headers_text, "\fheader}\n",
+	    "\fheader{\n", format_headers_text, format_headers_message_part_text, "\fheader}\n",
 	    "\fbody{\n",
 	        format_part_start_text,
 	        NULL,
@@ -63,6 +66,9 @@ format_headers_json (const void *ctx,
 		     notmuch_message_t *message);
 
 static void
+format_headers_message_part_json (GMimeMessage *message);
+
+static void
 format_part_start_json (unused (GMimeObject *part),
 			int *part_count);
 
@@ -81,7 +87,7 @@ format_part_end_json (GMimeObject *part);
 static const notmuch_show_format_t format_json = {
     "[",
 	"{", format_message_json,
-	    ", \"headers\": {", format_headers_json, "}",
+	    "\"headers\": {", format_headers_json, format_headers_message_part_json, "}",
 	    ", \"body\": [",
 	        format_part_start_json,
 	        format_part_encstatus_json,
@@ -102,7 +108,7 @@ format_message_mbox (const void *ctx,
 static const notmuch_show_format_t format_mbox = {
     "",
         "", format_message_mbox,
-            "", NULL, "",
+            "", NULL, NULL, "",
             "",
                 NULL,
                 NULL,
@@ -121,7 +127,7 @@ format_part_content_raw (GMimeObject *part);
 static const notmuch_show_format_t format_raw = {
     "",
 	"", NULL,
-	    "", NULL, "",
+	    "", NULL, format_headers_message_part_text, "\n",
             "",
                 NULL,
                 NULL,
@@ -216,7 +222,7 @@ format_message_json (const void *ctx, notmuch_message_t *message, unused (int in
                json_quote_str (ctx_quote, notmuch_tags_get (tags)));
          first = 0;
     }
-    printf("]");
+    printf("], ");
     talloc_free (ctx_quote);
 }
 
@@ -326,6 +332,7 @@ format_message_mbox (const void *ctx,
     fclose (file);
 }
 
+
 static void
 format_headers_text (const void *ctx, notmuch_message_t *message)
 {
@@ -346,6 +353,27 @@ format_headers_text (const void *ctx, notmuch_message_t *message)
 }
 
 static void
+format_headers_message_part_text (GMimeMessage *message)
+{
+    InternetAddressList *recipients;
+    const char *recipients_string;
+
+    printf ("From: %s\n", g_mime_message_get_sender (message));
+    recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_TO);
+    recipients_string = internet_address_list_to_string (recipients, 0);
+    if (recipients_string)
+	printf ("To: %s\n",
+		recipients_string);
+    recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_CC);
+    recipients_string = internet_address_list_to_string (recipients, 0);
+    if (recipients_string)
+	printf ("Cc: %s\n",
+		recipients_string);
+    printf ("Subject: %s\n", g_mime_message_get_subject (message));
+    printf ("Date: %s\n", g_mime_message_get_date_as_string (message));
+}
+
+static void
 format_headers_json (const void *ctx, notmuch_message_t *message)
 {
     const char *headers[] = {
@@ -374,6 +402,40 @@ format_headers_json (const void *ctx, notmuch_message_t *message)
     talloc_free (ctx_quote);
 }
 
+static void
+format_headers_message_part_json (GMimeMessage *message)
+{
+    void *ctx = talloc_new (NULL);
+    void *ctx_quote = talloc_new (ctx);
+    InternetAddressList *recipients;
+    const char *recipients_string;
+
+    printf ("%s: %s",
+	    json_quote_str (ctx_quote, "From"),
+	    json_quote_str (ctx_quote, g_mime_message_get_sender (message)));
+    recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_TO);
+    recipients_string = internet_address_list_to_string (recipients, 0);
+    if (recipients_string)
+	printf (", %s: %s",
+		json_quote_str (ctx_quote, "To"),
+		json_quote_str (ctx_quote, recipients_string));
+    recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_CC);
+    recipients_string = internet_address_list_to_string (recipients, 0);
+    if (recipients_string)
+	printf (", %s: %s",
+		json_quote_str (ctx_quote, "Cc"),
+		json_quote_str (ctx_quote, recipients_string));
+    printf (", %s: %s",
+	    json_quote_str (ctx_quote, "Subject"),
+	    json_quote_str (ctx_quote, g_mime_message_get_subject (message)));
+    printf (", %s: %s",
+	    json_quote_str (ctx_quote, "Date"),
+	    json_quote_str (ctx_quote, g_mime_message_get_date_as_string (message)));
+
+    talloc_free (ctx_quote);
+    talloc_free (ctx);
+}
+
 /* Write a MIME text part out to the given stream.
  *
  * Both line-ending conversion (CRLF->LF) and charset conversion ( ->
@@ -616,11 +678,14 @@ format_part_content_json (GMimeObject *part)
 
 	printf (", \"content\": %s", json_quote_chararray (ctx, (char *) part_content->data, part_content->len));
     }
-    else if (g_mime_content_type_is_type (content_type, "multipart", "*") ||
-	     g_mime_content_type_is_type (content_type, "message", "rfc822"))
+    else if (g_mime_content_type_is_type (content_type, "multipart", "*"))
     {
 	printf (", \"content\": [");
     }
+    else if (g_mime_content_type_is_type (content_type, "message", "rfc822"))
+    {
+	printf (", \"content\": [{");
+    }
 
     talloc_free (ctx);
     if (stream_memory)
@@ -630,13 +695,12 @@ format_part_content_json (GMimeObject *part)
 static void
 format_part_end_json (GMimeObject *part)
 {
-    GMimeContentType *content_type;
-
-    content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
+    GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
 
-    if (g_mime_content_type_is_type (content_type, "multipart", "*") ||
-	g_mime_content_type_is_type (content_type, "message", "rfc822"))
+    if (g_mime_content_type_is_type (content_type, "multipart", "*"))
 	printf ("]");
+    else if (g_mime_content_type_is_type (content_type, "message", "rfc822"))
+	printf ("}]");
 
     printf ("}");
 }
diff --git a/show-message.c b/show-message.c
index 7a4bbc2..d83f04e 100644
--- a/show-message.c
+++ b/show-message.c
@@ -149,9 +149,21 @@ show_message_part (GMimeObject *part,
 	if (selected)
 	    state->in_zone = 1;
 
+	if (selected || (!selected && state->in_zone)) {
+	    fputs (format->header_start, stdout);
+	    if (format->header_message_part)
+		format->header_message_part (mime_message);
+	    fputs (format->header_end, stdout);
+
+	    fputs (format->body_start, stdout);
+	}
+
 	show_message_part (g_mime_message_get_mime_part (mime_message),
 			   state, format, params, TRUE);
 
+	if (selected || (!selected && state->in_zone))
+	    fputs (format->body_end, stdout);
+
 	if (selected)
 	    state->in_zone = 0;
     }
-- 
1.7.4.4



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