Added album compression script

photos/compress.py

@@ -0,0 +1,78 @@
+#!/usr/bin/python
+
+import os
+import sys
+from zipfile import ZipFile, ZIP_DEFLATED
+
+
+def zip_dir(path):
+    """
+    Compress files in the specified directory and sub-directories
+    Create one zip per folder
+
+    :param path: directory to get files in
+    :return:
+    """
+    for root, dirs, files in os.walk(path):
+        if is_directory_valid(root, len(files)):
+            print("Compressing '" + root + "'", end="")
+            with ZipFile(os.path.join(root, get_current_dir(root)) + ".zip", "w", ZIP_DEFLATED) as zip_file:
+                for fn in files:
+                    if not fn.endswith("zip"):
+                        print(".", end="")
+                        absolute_file_name = os.path.join(root, fn)
+                        zippped_file_name = absolute_file_name[len(root)+len(os.sep):]  # XXX: relative path
+                        zip_file.write(absolute_file_name, zippped_file_name)
+            print("done")
+    print("COMPRESSION FINISHED")
+
+
+def is_directory_valid(path, files_number):
+    """
+    Check if the given path is not hidden or emptty
+    :param files_number: number of files in the folder
+    :param path: Path to check
+    :return: True if path contains a hidden folder or is empty, False otherwise
+    """
+    directories = path.split(os.sep)
+    valid = files_number > 0
+    for dn in directories:
+        if dn.startswith(".") or not valid:
+            valid = False
+            break
+    return valid
+
+
+def get_current_dir(path):
+    """
+    Get the name of the current directory
+    :param path: Path to search the name in
+    :return: directory name
+    """
+    return os.path.basename(os.path.normpath(path))
+
+
+def get_confirmation(path):
+    """
+    Tell the user which folders will be compressed, and asks for confirmation
+    :param path: Root path for search
+    :return: True if user confirmed, False otherwise
+    """
+    print("The following folders will be compressed (hidden and empty folders are ignored):")
+    for root, dirs, files in os.walk(path):
+        if is_directory_valid(root, len(files)):
+            print(root)
+    confirmation = input("Are you sure you want to proceed? [Y/n]")
+    return confirmation == "Y" or confirmation == "y"
+
+
+if __name__ == '__main__':
+    # Get path from arguments or use the script's path
+    if len(sys.argv) > 1:
+        directory = sys.argv[1]
+    else:
+        directory = os.path.dirname(os.path.realpath(__file__))
+    if get_confirmation(directory):
+        zip_dir(directory)
+    else:
+        print("Compression aborted")