1 files changed, 36 insertions, 0 deletions
diff --git a/common/Util/OS.py b/common/Util/OS.py
new file mode 100644
index 0000000..605fbf4
--- /dev/null
+++ b/common/Util/OS.py
@@ -0,0 +1,36 @@
+import commands
+import logging
+import os
+
+import common.Config as Config
+
+def system(*args):
+    cmd = ' '.join(args)
+    logging.debug('[system] %s' % cmd)
+
+    status = commands.getstatusoutput(cmd)
+    logging.debug('[system][out] %d: %s' % status)
+
+    return status
+
+def arecord(duration, crop_csd, dst):
+    tmp_file = os.path.join(Config.TMP_DIR, 'tempMic.wav')
+    out_file = os.path.join(Config.TMP_DIR, 'micTemp.wav')
+    crop_file = os.path.join(Config.FILES_DIR, crop_csd)
+    dst_file = os.path.join(Config.DATA_DIR, dst)
+
+    if system(Config.ARECORD, "-d", str(duration), tmp_file)[0] != 0:
+        logging.error('arecord failed')
+        return False
+
+    system("csound", "--strset999=" + Config.TMP_DIR, crop_file)
+
+    if os.path.isfile(dst):
+        os.remove(dst_file)
+
+    if os.path.isfile(out_file):
+        os.rename(out_file, dst_file)
+        os.remove(tmp_file)
+    else:
+        logging.debug('crop failed')
+        os.rename(tmp_file, dst_file)