add: content_dir config

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.7)
 project(core
-        VERSION 0.2.1
+        VERSION 0.2.2
         LANGUAGES C)
 
 add_executable(core src/main.c)

core.ini

@@ -1,6 +1,7 @@
 [core]
 server-port = 5000
 database = core.sqlite
+content-dir = /usr/share/webapps/emgauwa
 not-found-file = 404.html
 not-found-file-mime = text/html
 not-found-content = 404 - NOT FOUND

include/config.h

@@ -33,6 +33,7 @@ typedef struct
     uint16_t server_port;
     uint16_t discovery_port;
     uint16_t mqtt_port;
+    char content_dir[1024];
     char not_found_file[256];
     char not_found_file_type[256];
     char not_found_content[256];

src/config.c

@@ -69,6 +69,11 @@ config_load(IniDispatch *disp, void *config_void)
             strcpy(config->group, disp->value);
             return 0;
         }
+        if(CONFINI_IS_KEY("core", "content-dir"))
+        {
+            strcpy(config->content_dir, disp->value);
+            return 0;
+        }
         if(CONFINI_IS_KEY("core", "not-found-file"))
         {
             strcpy(config->not_found_file, disp->value);

src/handlers/http.c

@@ -107,7 +107,10 @@ handle_http_request(struct mg_connection *nc, struct http_message *hm)
         }
 
         LOG_DEBUG("%s\n", request_file);
-        int access_result = access(request_file, R_OK);
+        char *request_file_path = malloc(sizeof(char) * (strlen(request_file) + strlen(global_config.content_dir) + 2));
+        sprintf(request_file_path, "%s/%s", global_config.content_dir, request_file);
+        int access_result = access(request_file_path, R_OK);
+        free(request_file_path);
         free(request_file_org);
         if(access_result != -1)
         {

src/main.c

@@ -59,6 +59,7 @@ main(int argc, const char** argv)
     strcpy(global_config.user, "");
     strcpy(global_config.group, "");
 
+    strcpy(global_config.content_dir, ".");
     strcpy(global_config.not_found_file, "404.html");
     strcpy(global_config.not_found_file_type, "text/html");
     strcpy(global_config.not_found_content, "404 - NOT FOUND");
@@ -81,7 +82,7 @@ main(int argc, const char** argv)
     fclose(ini_file);
 
     memset(&global_config.http_server_opts, 0, sizeof(global_config.http_server_opts));
-    global_config.http_server_opts.document_root = ".";  // Serve current directory
+    global_config.http_server_opts.document_root = global_config.content_dir;
     global_config.http_server_opts.enable_directory_listing = "no";
     global_config.http_server_opts.extra_headers = "Access-Control-Allow-Origin: *\r\nAccess-Control-Allow-Headers: *\r\nAccess-Control-Allow-Methods: *";