From: John Glotzer <glotzer@amazon.com>
Date: Sun, 31 Dec 2017 20:54:50 +0000 (-0800)
Subject: Add markdown support
X-Git-Tag: v1.4~13^2~2
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=c2ea151b2414067ec42d8f82105ce0e6820dfbbf;p=pidgin-chime.git

Add markdown support
---

diff --git a/Makefile.am b/Makefile.am
index e6cd9d9..f34be06 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -23,7 +23,7 @@ PROTOBUF_SRCS = protobuf/auth_message.pb-c.c protobuf/auth_message.pb-c.h \
 
 PRPL_SRCS =	prpl/chime.h prpl/chime.c prpl/buddy.c prpl/rooms.c prpl/chat.c \
 		prpl/messages.c prpl/conversations.c prpl/meeting.c prpl/attachments.c \
-		prpl/authenticate.c
+		prpl/authenticate.c prpl/markdown.c
 
 WEBSOCKET_SRCS = chime/chime-websocket-connection.c chime/chime-websocket-connection.h \
 		chime/chime-websocket.c
diff --git a/prpl/markdown.c b/prpl/markdown.c
new file mode 100644
index 0000000..885ba9d
--- /dev/null
+++ b/prpl/markdown.c
@@ -0,0 +1,47 @@
+#include "markdown.h"
+#include <debug.h>
+#include <string.h>
+#include <stdlib.h>
+#include <prpl.h>
+
+/*
+ * Uses libmarkdown to convert md to html.
+ * Caller must g_free the returned string.
+ */
+int
+do_markdown (const gchar *message, gchar **outbound) {
+	MMIOT *doc;
+	int flags = 0;
+	int nbytes, rc;
+	gchar *res;
+
+	/* make a mkd doc */
+	doc = mkd_string(message, strlen(message), flags);
+	if (!doc) {
+		purple_debug(PURPLE_DEBUG_ERROR, "chime", "mkd_string() failed.\n");
+		return -1;
+	}
+
+	/* compile the mkd doc */
+	rc = mkd_compile(doc, flags);
+	if (rc == EOF) {
+		purple_debug(PURPLE_DEBUG_ERROR, "chime", "mkd_compile failed.\n");
+		mkd_cleanup(doc);
+		return -1;
+	}
+
+	/* render the html output */
+	nbytes = mkd_document(doc, &res);
+	if (nbytes <= 0) {
+		purple_debug(PURPLE_DEBUG_ERROR, "chime", "mkd_document() failed.\n");
+		mkd_cleanup(doc);
+		return -1;
+	}
+
+	/* Since mkd_cleanup also frees res make a copy before cleaning up. */
+	*outbound = g_strdup(res);
+
+	mkd_cleanup(doc);
+
+	return 0;
+}
diff --git a/prpl/markdown.h b/prpl/markdown.h
new file mode 100644
index 0000000..1bb097f
--- /dev/null
+++ b/prpl/markdown.h
@@ -0,0 +1,4 @@
+#include <mkdio.h>
+#include <glib.h>
+
+int do_markdown(const gchar *message, gchar **outbound);