Added cache invalidation

inc/wofi.h

@@ -48,6 +48,8 @@ char* wofi_parse_image_escapes(const char* text);
 
 void wofi_write_cache(const gchar* mode, const gchar* cmd);
 
+void wofi_remove_cache(const gchar* mode, const gchar* cmd);
+
 struct wl_list* wofi_read_cache(char* mode);
 
 void wofi_insert_widget(char* mode, char** text, char* search_text, char** actions, size_t action_count);

modes/dmenu.c

@@ -29,16 +29,10 @@ void wofi_dmenu_init(struct map* config) {
 	struct map* cached = map_init();
 	struct wl_list* cache = wofi_read_cache(MODE);
 
-	struct cache_line* node, *tmp;
+	struct wl_list entries;
-	wl_list_for_each_safe(node, tmp, cache, link) {
+	wl_list_init(&entries);
-		wofi_insert_widget(MODE, &node->line, node->line, &node->line, 1);
-		map_put(cached, node->line, "true");
-		free(node->line);
-		wl_list_remove(&node->link);
-		free(node);
-	}
 
-	free(cache);
+	struct map* entry_map = map_init();
 
 	char* line = NULL;
 	size_t size = 0;
@@ -47,12 +41,37 @@ void wofi_dmenu_init(struct map* config) {
 		if(lf != NULL) {
 			*lf = 0;
 		}
-		if(map_contains(cached, line)) {
+		struct cache_line* node = malloc(sizeof(struct cache_line));
-			continue;
+		node->line = strdup(line);
-		}
+		wl_list_insert(&entries, &node->link);
-		wofi_insert_widget(MODE, &line, line, &line, 1);
+		map_put(entry_map, line, "true");
 	}
 	free(line);
+
+	struct cache_line* node, *tmp;
+	wl_list_for_each_safe(node, tmp, cache, link) {
+		if(map_contains(entry_map, node->line)) {
+			map_put(cached, node->line, "true");
+			wofi_insert_widget(MODE, &node->line, node->line, &node->line, 1);
+		} else {
+			wofi_remove_cache(MODE, node->line);
+		}
+		free(node->line);
+		wl_list_remove(&node->link);
+		free(node);
+	}
+
+	free(cache);
+	map_free(entry_map);
+
+	wl_list_for_each_reverse_safe(node, tmp, &entries, link) {
+		if(!map_contains(cached, node->line)) {
+			wofi_insert_widget(MODE, &node->line, node->line, &node->line, 1);
+		}
+		free(node->line);
+		wl_list_remove(&node->link);
+		free(node);
+	}
 	map_free(cached);
 }
 

modes/drun.c

@@ -185,6 +185,7 @@ void wofi_drun_init() {
 		size_t action_count;
 		char** text = get_action_text(node->line, &action_count);
 		if(text == NULL) {
+			wofi_remove_cache(MODE, node->line);
 			goto cache_cont;
 		}
 

modes/run.c

@@ -42,9 +42,15 @@ void wofi_run_init(struct map* config) {
 		} else {
 			text = final_slash + 1;
 		}
-		wofi_insert_widget(MODE, &text, text, &node->line, 1);
+		struct stat info;
-		map_put(cached, node->line, "true");
+		stat(node->line, &info);
-		map_put(entries, text, "true");
+		if(access(node->line, X_OK) == 0 && S_ISREG(info.st_mode)) {
+			wofi_insert_widget(MODE, &text, text, &node->line, 1);
+			map_put(cached, node->line, "true");
+			map_put(entries, text, "true");
+		} else {
+			wofi_remove_cache(MODE, node->line);
+		}
 		free(node->line);
 		wl_list_remove(&node->link);
 		free(node);

src/wofi.c

@@ -348,9 +348,9 @@ void wofi_write_cache(const gchar* mode, const gchar* cmd) {
 		size_t size = 0;
 		while(getline(&line, &size, file) != -1) {
 			char* space = strchr(line, ' ');
-			char* nl = strchr(line, '\n');
+			char* lf = strchr(line, '\n');
-			if(nl != NULL) {
+			if(lf != NULL) {
-				*nl = 0;
+				*lf = 0;
 			}
 			if(space != NULL && strcmp(cmd, space + 1) == 0) {
 				struct cache_line* node = malloc(sizeof(struct cache_line));
@@ -401,6 +401,43 @@ void wofi_write_cache(const gchar* mode, const gchar* cmd) {
 	free(cache_path);
 }
 
+void wofi_remove_cache(const gchar* mode, const gchar* cmd) {
+	char* cache_path = get_cache_path(mode);
+	if(access(cache_path, R_OK) == 0) {
+		struct wl_list lines;
+		wl_list_init(&lines);
+
+		FILE* file = fopen(cache_path, "r");
+		char* line = NULL;
+		size_t size = 0;
+		while(getline(&line, &size, file) != -1) {
+			char* space = strchr(line, ' ');
+			char* lf = strchr(line, '\n');
+			if(lf != NULL) {
+				*lf = 0;
+			}
+			if(space == NULL || strcmp(cmd, space + 1) != 0) {
+				struct cache_line* node = malloc(sizeof(struct cache_line));
+				node->line = utils_concat(2, line, "\n");
+				wl_list_insert(&lines, &node->link);
+			}
+		}
+		free(line);
+		fclose(file);
+
+		file = fopen(cache_path, "w");
+		struct cache_line* node, *tmp;
+		wl_list_for_each_safe(node, tmp, &lines, link) {
+			fwrite(node->line, 1, strlen(node->line), file);
+			free(node->line);
+			wl_list_remove(&node->link);
+			free(node);
+		}
+		fclose(file);
+	}
+	free(cache_path);
+}
+
 struct wl_list* wofi_read_cache(char* mode) {
 	char* cache_path = get_cache_path(mode);
 	struct wl_list* cache = malloc(sizeof(struct wl_list));