[Export to files] Added new utility

Signed-off-by: Aniket Pant <me@aniketpant.com>

jrnl/exporters.py

@@ -1,6 +1,8 @@
 #!/usr/bin/env python
 # encoding: utf-8
 
+import re
+import os
 try: import simplejson as json
 except ImportError: import json
 
@@ -23,3 +25,25 @@ def to_md(journal):
             out.append('-' * len(e.date.strftime("%B")) + "\n")
         out.append(e.to_md())
     return "\n".join(out)
+
+def to_files(journal, directory, extension):
+    """Turns your journal into separate files for each entry."""
+    if extension:
+        ext = "." + extension
+    else:
+        ext = ''
+
+    if not os.path.exists(directory):
+        os.makedirs(directory)
+
+    for e in journal.entries:
+        date = e.date.strftime('%Y-%m-%d')
+        title = re.sub('[^\w-]', '', re.sub(' ', '-', e.title.lower()))
+        filename = date + '-' + title + ext
+        f = open(directory + "/" + filename, 'w+')
+        if extension == 'md':
+            f.write(str(e.to_md()))
+        else:
+            f.write(str(e))
+        f.close()
+    return ("Journal exported to directory '" + directory + "' as <filename>" + ext)

jrnl/jrnl.py

@@ -49,6 +49,11 @@ def parse_args():
     exporting.add_argument('--decrypt',  metavar='FILENAME', dest='decrypt', help='Decrypts your journal and stores it in plain text', nargs='?', default=False, const=None)
     exporting.add_argument('--delete-last', dest='delete_last', help='Deletes the last entry from your journal file.', action="store_true")
 
+    exporting_to_files = parser.add_argument_group('Export to files', 'Options for exporting your journal to individual files')
+    exporting_to_files.add_argument('--files', dest='files', action="store_true", help='Turns your journal into separate files for each entry')
+    exporting_to_files.add_argument('--dir',  metavar='DIRECTORY', dest='directory', help='The directory you want to export the files to', nargs='?', default='journal', const=None)
+    exporting_to_files.add_argument('--ext',  metavar='EXTENSION', dest='extension', help='The extension of the exported files', nargs='?', default=False, const=None)
+
     return parser.parse_args()
 
 def guess_mode(args, config):
@@ -202,6 +207,9 @@ def cli():
     elif args.markdown: # export to markdown
         print(exporters.to_md(journal))
 
+    elif args.files: # export to files
+        print(exporters.to_files(journal, args.directory, args.extension))
+
     elif (args.encrypt is not False or args.decrypt is not False) and not PYCRYPTO:
         print("PyCrypto not found. To encrypt or decrypt your journal, install the PyCrypto package from http://www.pycrypto.org.")