file_append

doc/areas/sys.txt

@@ -3,6 +3,7 @@ System Functions
 basename
 dirname
 expand_path
+file_append
 file_exists
 file_get_contents
 file_mtime
@@ -10,6 +11,7 @@ file_put_contents
 get_cwd
 ls
 mkdir
+print
 set_cwd
 shell_escape
 shell_exec

doc/pages/file_append.txt

@@ -0,0 +1,12 @@
+:sig
+void file_append(String file_name, ...val)
+
+:params
+file_name : file name of file that should be written to
+...val : one or more values that should be written into the file
+
+:desc
+Opens or creates a given file and appends data to it.
+
+:see
+>sys

doc/pages/print.txt

@@ -0,0 +1,11 @@
+:sig
+void print(...val)
+
+:params
+...val : one or more values that should be output
+
+:desc
+Appends data to the current request's output stream.
+
+:see
+>sys

src/lib/sys.h

@@ -8,6 +8,16 @@ bool mkdir(String path);
 bool file_exists(String path);
 String file_get_contents(String file_name);
 bool file_put_contents(String file_name, String content);
+#include <fstream>
+template <typename... Ts>
+bool file_append(String file_name, Ts... args)
+{
+	std::ofstream fout;
+	fout.open(file_name.c_str(), std::ios_base::app);
+	((fout << args), ...);
+	fout.close();
+	return(true);
+}
 String get_cwd();
 void set_cwd(String path);
 time_t file_mtime(String file_name);

test/file_append.uce

@@ -0,0 +1,36 @@
+
+
+
+
+RENDER()
+{
+	DTree t;
+
+	<>
+		<link rel="stylesheet" href='style.css'></link>
+		<h1>
+			<a href="index.uce">UCE Test</a>:
+			File Append
+		</h1>
+
+		File Append:
+
+		<pre style="white-space: pre-wrap"><?
+
+			if(context->get["cmd"] == "clear")
+				file_put_contents("/tmp/test.txt", "");
+
+			file_append("/tmp/test.txt", context->server->request_count, "\thello world\t", 2, "\t", time(), "\t", microtime(), "\n");
+
+			print(file_get_contents("/tmp/test.txt"));
+
+		?></pre>
+
+		<button onclick="document.location.href='?cmd=add';">Add Line</button>
+		<button onclick="document.location.href='?cmd=clear';">Clear File</button>
+
+		Params
+		<pre><?= var_dump(context->params) ?></pre>
+	</>
+
+}

test/index.uce

@@ -25,6 +25,7 @@ RENDER()
 			<li><a href="memcached.uce">Memcached</a></li>
 			<li><a href="mysql.uce">MySQL Connector</a></li>
 			<li><a href="fileio.uce">File I/O</a></li>
+			<li><a href="file_append.uce">File Append</a></li>
 			<li><a href="random.uce">RNG/Noise</a></li>
 			<li><a href="task.uce">Task API</a></li>
 		</ul>