implementation of copy_file and paste

interactions.c

@@ -444,11 +444,108 @@ void yank_file_path(){
 
 
 }
-void yank_file(unsigned long passes, int index){
-	TODO;
+void copy_file(unsigned long passes, int index){
+	(void)passes;
+
+	yank_files.status = key_binding[index].black_magic;
+
+	unsigned long i;
+	unsigned long j = 0;
+
+	char *path = malloc(strlen(global_path)+1); /* im at a loss for words, freeing this always segfaults if yank_files.count != 0
+						       if i use global_path directly or getcwd(NULL, 0), it will segfault at the next free on global_path.
+						       what makes this wierder is, regardless of if the yank_files.count != 0 is true or false, both do the same things
+						       so were going to just leak the size of the path */
+
+	memcpy(path, global_path, strlen(global_path)+1);
+
+	if (yank_files.count != 0) {
+		for (i = 0; i < yank_files.count; i++) {
+			free(yank_files.list[i]);
+		}
+		free(yank_files.list);
+		yank_files.count = 0;
+	}
+
+	for (i = 0; i < mid_dir.file_count; i++) {
+		if (mid_dir.file_list[i].status & FILE_STATUS_SELECTED) {
+			yank_files.count++;
+		}
+	}
+	if (yank_files.count != 0) {
+		yank_files.list = malloc(yank_files.count * sizeof(char*));
+
+		for (i = 0; j < yank_files.count; i++) {
+			if (mid_dir.file_list[i].status & FILE_STATUS_SELECTED) {
+
+				char *str = malloc(strlen(path) + 1 + strlen(mid_dir.current_file->file_name)+1);
+				memcpy(str, path, strlen(path));
+				memcpy(str+strlen(path)+1, mid_dir.file_list[i].file_name, strlen(mid_dir.file_list[i].file_name)+1);
+				str[strlen(path)] = '/';
+
+				yank_files.list[j] = str;
+				j++;
+			}
+		}
+	} else {
+		/*this path is achieved if no file is explicitly selected by the user, thus we assume the user wants the currently hovered file*/
+		yank_files.list = malloc(1 * sizeof(char*));
+
+		char *str = malloc(strlen(path) + 1 + strlen(mid_dir.current_file->file_name)+1);
+		memcpy(str, path, strlen(path));
+		memcpy(str+strlen(path)+1, mid_dir.current_file->file_name, strlen(mid_dir.current_file->file_name)+1);
+		str[strlen(path)] = '/';
+
+		*yank_files.list = str;
+		yank_files.count = 1;
+	}
+
+	/*free(path);*/
+	
+
+	status |= (STATUS_RUN_BACKEND);
 }
-void paste(){
-	TODO;
+void paste(unsigned long passes){
+
+	unsigned long i;
+	unsigned long j;
+	file tmp;
+	char *cmd;
+
+	for (j = 0; j < passes; j++) {
+		for (i = 0; i < yank_files.count; i++) {
+
+			char *file_name = strrchr(yank_files.list[i], '/')+1;
+			char *dest_file_name = malloc(strlen(file_name)+1);
+			memcpy(dest_file_name, file_name, strlen(file_name)+1);
+
+
+			tmp.file_name = yank_files.list[i];
+			while(access(dest_file_name, F_OK) == 0) {
+				unsigned long len = strlen(dest_file_name);
+				dest_file_name = realloc(dest_file_name, len+2);
+
+				dest_file_name[len] = '_';
+				dest_file_name[len+1] = 0;
+
+			}
+			if (yank_files.status == COPY_FILE) {
+				cmd = parse_cmd(copy_cmd, &tmp);
+			} else if (yank_files.status == CUT_FILE) {
+				cmd = parse_cmd(cut_cmd, &tmp);
+			} else {
+				free(dest_file_name);
+				continue;
+			}
+			tmp.file_name = dest_file_name;
+			cmd = parse_cmd(cmd, &tmp);
+			system(cmd);
+			free(cmd);
+			free(tmp.file_name);
+		}
+	}
+
+	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY);
 }
 void search(){
 	echo();