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civetweb
tükrözi: https://github.com/civetweb/civetweb.git
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Relaxed the ordering contraint on the URI matches.

Solved by doing smart insertions.
Thomas Davis 12 éve
szülő
79cb308e10
commit
8e2d91c527
3 módosított fájl, 61 hozzáadás és 29 törlés
Osztott Nézet Diff Statisztika Mutatása
  1. 24 0
      examples/embedded_cpp/embedded_cpp.cpp
  2. 1 7
      include/civetweb.h
  3. 36 22
      src/civetweb.c

+ 24 - 0
examples/embedded_cpp/embedded_cpp.cpp
Fájl Megtekintése 

@@ -40,6 +40,28 @@ public:
 
 	}
 
 };
 
 
+class AHandler: public CivetHandler {
 
+public:
 
+	bool handleGet(CivetServer *server, struct mg_connection *conn) {
 
+		mg_printf(conn, "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n");
 
+		mg_printf(conn, "<html><body>");
 
+		mg_printf(conn, "<h2>This is the A handler!!!</h2>");
 
+		mg_printf(conn, "</body></html>\n");
 
+		return true;
 
+	}
 
+};
 
+
 
+class ABHandler: public CivetHandler {
 
+public:
 
+	bool handleGet(CivetServer *server, struct mg_connection *conn) {
 
+		mg_printf(conn, "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n");
 
+		mg_printf(conn, "<html><body>");
 
+		mg_printf(conn, "<h2>This is the AB handler!!!</h2>");
 
+		mg_printf(conn, "</body></html>\n");
 
+		return true;
 
+	}
 
+};
 
+
 
 int main(int argc, char *argv[]) {
 
 
 	const char * options[] = { "document_root", DOCUMENT_ROOT,
 
@@ -49,6 +71,8 @@ int main(int argc, char *argv[]) {
 
 
 	server.addHandler(EXAMPLE_URI, new ExampleHandler());
 
 	server.addHandler(EXIT_URI, new ExitHandler());
 
+	server.addHandler("/a", new AHandler());
 
+	server.addHandler("/a/b", new ABHandler());  // going out of order with this to see if it will work.
 
 
 	printf("Browse files at http://localhost:%s/\n", PORT);
 
 	printf("Run example at http://localhost:%s%s\n", PORT, EXAMPLE_URI);

+ 1 - 7
include/civetweb.h
Fájl Megtekintése 

@@ -186,16 +186,10 @@ typedef int (* mg_request_handler)(struct mg_connection *conn, void *cbdata);
 
 // Sets or removes a URI mapping for a request handler.

 //

 // URI's are ordered and prefixed URI's are supported. For example,

-// consider two URIs in order: 

-//     /a/b then /a

+// consider two URIs: /a/b and /a

 //         /a   matches /a 

 //         /a/b matches /a/b

 //         /a/c matches /a  

-//   Reversing the order:

-//     /a then /a/b

-//         /a   matches /a

-//         /a/b matches /a

-//         /a/c matches /a

 //

 // Parameters:

 //    ctx: server context

+ 36 - 22
src/civetweb.c
Fájl Megtekintése 

@@ -4279,30 +4279,42 @@ static void redirect_to_https_port(struct mg_connection *conn, int ssl_index) {
 
 

 void mg_set_request_handler(struct mg_context *ctx, const char *uri, mg_request_handler handler, void *cbdata) {

 	struct mg_request_handler_info *tmp_rh, *lastref = 0;

+	size_t urilen = strlen(uri);
 
 

 	// first see it the uri exists

 	for (tmp_rh = ctx->request_handlers; 

 		tmp_rh != NULL && strcmp(uri, tmp_rh->uri); 

 		lastref = tmp_rh, tmp_rh = tmp_rh->next)

-		;

-

-    if (tmp_rh != NULL) {

-		// already there...

-

-		if (handler != NULL) {

-			// change this entry

-			tmp_rh->handler = handler;

-			tmp_rh->cbdata = cbdata;

-		} else {

-			// remove this entry

-			if (lastref != NULL)

-				lastref->next = tmp_rh->next;

-			else

-				ctx->request_handlers = tmp_rh->next;

-			free(tmp_rh->uri);

-			free(tmp_rh);

-		}

-		return;

+	{

+		// first try for an exact match
 
+		if (urilen == tmp_rh->uri_len && !strcmp(tmp_rh->uri,uri)) {
 
+			// already there...

+

+			if (handler != NULL) {

+				// change this entry

+				tmp_rh->handler = handler;

+				tmp_rh->cbdata = cbdata;

+			} else {

+				// remove this entry

+				if (lastref != NULL)

+					lastref->next = tmp_rh->next;

+				else

+					ctx->request_handlers = tmp_rh->next;

+				free(tmp_rh->uri);

+				free(tmp_rh);

+			}

+			return;
 
+		}
 
+
 
+		// next try for a partial match, we will accept uri/something
 
+		if (tmp_rh->uri_len < urilen
 
+				&& uri[tmp_rh->uri_len] == '/'
 
+				&& memcmp(tmp_rh->uri, uri, tmp_rh->uri_len) == 0) {
 
+				// if there is a partical match this new entry MUST go BEFORE
 
+				// the current position otherwise it will never be matched.
 
+				break;
 
+		}
 
+
 
 	}

 

 	if (handler == NULL) {

@@ -4315,12 +4327,14 @@ void mg_set_request_handler(struct mg_context *ctx, const char *uri, mg_request_
 
 	tmp_rh->uri_len = strlen(uri);

 	tmp_rh->handler = handler;

 	tmp_rh->cbdata = cbdata;

-	tmp_rh->next = NULL;

 

-	if (lastref == NULL)

+	if (lastref == NULL) {

+		tmp_rh->next = ctx->request_handlers;

 		ctx->request_handlers = tmp_rh;

-	else

+	} else {

+		tmp_rh->next = lastref->next;

 		lastref->next = tmp_rh;

+	}

 

 }