Add marker model, add stub for posting marker updates

src/controller/mastodon_api.c

@@ -15,6 +15,7 @@
 #include "model/notification.h"
 #include "model/server.h"
 #include "model/media.h"
+#include "model/marker.h"
 
 // View
 #include "view/api/Attachement.h"
@@ -163,6 +164,40 @@ bool handle_blocks( struct http_request* req )
 	return true;
 }
 
+// route: POST /api/v1/markers
+bool handle_update_markers( struct http_request* req )
+{
+	return false;
+}
+
+// route: GET /api/v1/markers
+bool handle_markers( struct http_request* req )
+{
+	http_request_send_headers( req, 200, "application/json", true );
+	FILE* f = http_request_get_response_body( req );
+	fprintf( f, "{" );
+	bool is_first = true;
+	if( http_request_route( req, "?" ) ) {
+		if( 0 == strcmp("timeline[]",http_request_route_query_key(req) ) ) {
+			if( !is_first ) {
+				fprintf( f, "," );
+			}
+
+			const char* marker_name = http_request_route_query_value(req);
+			struct marker* m = marker_from_name(marker_name);
+
+			if( m ) {
+				fprintf( f, "\"%s\":", marker_name );
+				marker_write_to_FILE( m, f );
+				marker_free(m);
+				is_first = false;
+			}
+		}
+	}
+	fprintf( f, "}" );
+	return true;
+}
+
 // route: POST /api/v1/media
 bool handle_media( struct http_request* req )
 {
@@ -278,6 +313,12 @@ bool route_mastodon_api( struct http_request* req )
 		return handle_announcements(req);
 	} else if( http_request_route( req, "blocks" ) ) {
 		return handle_blocks(req);
+	} else if( http_request_route( req, "markers" ) ) {
+		if( http_request_route_method( req, "POST" ) ) {
+			return handle_update_markers(req);
+		} else {
+			return handle_markers(req);
+		}
 	} else if( http_request_route( req, "filters" ) ) {
 		http_request_send_headers( req, 200, "application/json", true );
 		FILE* f = http_request_get_response_body( req );

src/model/marker.c

@@ -0,0 +1,48 @@
+#include "marker.h"
+
+#include "json/json.h"
+#include "json/layout.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define OBJ_TYPE struct marker
+static struct json_object_field marker_layout[] = {
+	JSON_FIELD_STRING( last_read_marker, false ),
+	JSON_FIELD_INTEGER( version, true ),
+	JSON_FIELD_DATETIME( updated_at, false ),
+	JSON_FIELD_END
+};
+#undef OBJ_TYPE
+
+struct marker* marker_from_name( const char* name )
+{
+	if( strstr( name, "../" ) ) { return NULL; }
+
+	struct marker* m;
+	m = malloc(sizeof(*m));
+	memset(m,0,sizeof(*m));
+
+	m->updated_at = time(NULL);
+
+	char filename[512];
+	snprintf(filename,512,"data/owner/marker-%s.json", name );
+	json_read_object_layout_from_file( filename, marker_layout, m );
+
+	return m;
+}
+
+void marker_free( struct marker* m )
+{
+	if( !m ) { return; }
+
+	free(m->last_read_marker);
+	free(m);
+}
+
+void marker_write_to_FILE( struct marker* m, FILE* f )
+{
+	json_write_object_layout_to_FILE( f, "", marker_layout, m );
+}
+

src/model/marker.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <time.h>
+#include <stdio.h>
+
+struct marker
+{
+	char* last_read_marker;
+	int version;
+	time_t updated_at;
+};
+
+struct marker* marker_from_name( const char* name );
+void marker_free( struct marker* m );
+
+void marker_write_to_FILE( struct marker* m, FILE* f );
+