[evolution/webkit: 35/40] em_format_build_mail_uri() accepts varying number of arguments.

[Dan VrÃtil <dvratil src gnome org>]

commit c848087fd57af58de3326955ee55fb60d6d4745c
Author: Dan VrÃtil <dvratil redhat com>
Date:   Thu Sep 22 19:04:58 2011 +0200

    em_format_build_mail_uri() accepts varying number of arguments.
    
    The additional arguments are appended as URL query items.

 em-format/em-format.c |   43 ++++++++++++++++++++++++++++++-------------
 em-format/em-format.h |    3 ++-
 mail/e-mail-display.c |    7 +++++--
 3 files changed, 37 insertions(+), 16 deletions(-)
---
diff --git a/em-format/em-format.c b/em-format/em-format.c
index 3e1887f..6e34bfe 100644
--- a/em-format/em-format.c
+++ b/em-format/em-format.c
@@ -2153,35 +2153,52 @@ em_format_snoop_type (CamelMimePart *part)
 gchar*
 em_format_build_mail_uri (CamelFolder *folder,
 			  const gchar *message_uid,
-			  const gchar *part_uid)
+			  const gchar *first_param_name,
+			  ...)
 {
 	CamelStore *store;
 	gchar *uri, *tmp;
+	va_list ap;
+	const gchar *name;
+	char separator;
 
 	g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL);
 	g_return_val_if_fail (message_uid && *message_uid, NULL);
 
 	store = camel_folder_get_parent_store (folder);
 
-	if (part_uid && *part_uid) {
-		uri = g_strdup_printf ("mail://%s/%s/%s?part_id=%s",
-				camel_service_get_uid (CAMEL_SERVICE (store)),
-				camel_folder_get_full_name (folder),
-				message_uid,
-				part_uid);
-	} else {
-		uri = g_strdup_printf ("mail://%s/%s/%s",
-				camel_service_get_uid (CAMEL_SERVICE (store)),
-				camel_folder_get_full_name (folder),
-				message_uid);
+	tmp = g_strdup_printf ("mail://%s/%s/%s",
+			camel_service_get_uid (CAMEL_SERVICE (store)),
+			camel_folder_get_full_name (folder),
+			message_uid);
+
+	va_start (ap, first_param_name);
+	name = first_param_name;
+	separator = '?';
+	while (name) {
+		gchar *tmp2;
+		gchar *val = va_arg (ap, char *);
+		if (val) {
+			tmp2 = g_strdup_printf ("%s%c%s=%s", tmp, separator, name, val);
+			g_free (tmp);
+			tmp = tmp2;
+		}
+
+		if (separator == '?')
+			separator = '&';
+
+		name = va_arg (ap, char *);
 	}
+	va_end (ap);
+
+	uri = tmp;
 
 	/* For some reason, webkit won't accept URL with username, but
 	 * without password (mail://store host/folder/mail), so we
 	 * will replace the '@' symbol by '/' to get URL like
 	 * mail://store/host/folder/mail which is OK
 	 */
-	tmp = strchr (uri, '@');
+	tmp = strchr (tmp, '@');
 	if (tmp) {
 		tmp[0] = '/';
 	}
diff --git a/em-format/em-format.h b/em-format/em-format.h
index c7d69a9..60c7581 100644
--- a/em-format/em-format.h
+++ b/em-format/em-format.h
@@ -268,7 +268,8 @@ const gchar*		em_format_snoop_type	 	(CamelMimePart *part);
 
 gchar *			em_format_build_mail_uri	(CamelFolder *folder,
 							 const gchar *message_uid,
-							 const gchar *part_uid);
+							 const gchar *part_uid,
+							 ...) G_GNUC_NULL_TERMINATED;
 
 /* EMFormatParseFunc that does nothing. Use it to disable
  * parsing of a specific mime type parts  */
diff --git a/mail/e-mail-display.c b/mail/e-mail-display.c
index 3582438..de2e23f 100644
--- a/mail/e-mail-display.c
+++ b/mail/e-mail-display.c
@@ -340,7 +340,8 @@ mail_display_resource_requested (WebKitWebView *web_view,
 
         /* Redirect cid:part_id to mail://mail_id/cid:part_id */
         if (g_str_has_prefix (uri, "cid:")) {
-		gchar *new_uri = em_format_build_mail_uri (EM_FORMAT (formatter)->folder, EM_FORMAT (formatter)->message_uid, uri);
+		gchar *new_uri = em_format_build_mail_uri (EM_FORMAT (formatter)->folder, 
+			EM_FORMAT (formatter)->message_uid, "part_id", uri, NULL);
 
                 webkit_network_request_set_uri (request, new_uri);
 
@@ -653,7 +654,9 @@ e_mail_display_load (EMailDisplay *display,
 		GtkWidget *widget = NULL;
 
 		puri = iter->data;
-		uri = em_format_build_mail_uri (emf->folder, emf->message_uid, puri->uri);
+		uri = em_format_build_mail_uri (emf->folder, emf->message_uid,
+			"part_id", puri->uri, NULL);
+		g_message ("%s", uri);
 
 		if (puri->widget_func) {