Sublime Time-stamp

sublime-timestamp.py

#! python
"""
TextCommand:
    insert_timetamp
EventListener:
    on_pre_save: update_timestamp
"""
import datetime
import sublime
import sublime_plugin

TIMESTAMP_PATTERN = 'Last Modified:\\s*[\'"]201[0-9]-\\d+-\\d+\\s+\\d+:\\d+:\\d+(\\.\\d+)?[\'"]'

class InsertTimestampCommand (sublime_plugin.TextCommand):
    """
    Replace selection with a current timestamp in ISO format.
    """
    def run (self, edit, **args):
        timestamp = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
        self.view.replace (edit, self.view.sel()[0], timestamp)

class UpdateTimestampListener (sublime_plugin.EventListener):
    """
    Search for a timestamp to update before saving the file.
    Maybe to simple.
    """
    def on_pre_save (self, view):
        region = view.find (TIMESTAMP_PATTERN, 1)
        if region :
            timestamp = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
            replacement = 'Last Modified: "%s"' % timestamp
            edit = view.begin_edit()
            view.replace (edit, region, replacement)
            view.end_edit (edit)