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@ajpalkovic /saveUntitledFile.py
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Sublime Plugin to Save Auto Save Untitled Tabs
import sublime, sublime_plugin
import time, os
# This class executes a callback function once self.delay seconds have elapsed since the last call to timer.notify()
# This allows a method like on_modified to repeatedly call notify without triggering the event multiple times per second.
class DelayedTimer:
def __init__(self, delay, callback):
self.delay = delay
self.callback = callback
self.lastRequest = 0
self.scheduleTimer()
def scheduleTimer(self):
sublime.set_timeout(self.onTimer, 100)
def onTimer(self):
self.scheduleTimer()
if self.lastRequest > 0 and self.lastRequest + self.delay < time.time():
self.lastRequest = 0
self.callback()
def notify(self):
self.lastRequest = time.time()
class SaveUntitledFiles(sublime_plugin.EventListener):
def __init__(self):
self.timer = DelayedTimer(5, self.saveViews)
# self.views will be a mapping of buffer id to view object or None
# if the value is None then it does not need to be saved, it is just storing the buffer id so we know we have it
# if the value is a view object, then it needs to be saved
self.views = {}
self.path = os.path.join(sublime.packages_path(), 'User', 'UntitledFiles')
if not os.path.exists(self.path):
os.makedirs(self.path)
# It appears that reading and saving the files in the constructor does not always work.
# A small delay seems to allow everything to finish
self.enabled = False
sublime.set_timeout(self.enable, 100)
def enable(self):
self.enabled = True
self.reopenFiles()
# Timer Callback
def saveViews(self):
self.removeOldFiles()
for id in self.views:
self.saveView(self.views[id])
def saveView(self, view):
# No changes since last timer fire
if view == None:
return
# read the contents of the view and save it
name = 'buffer_'+str(view.buffer_id())
content = view.substr(sublime.Region(0, view.size()))
with open(os.path.join(self.path, name), 'wb') as f:
f.write(content)
# mark the view as not requiring another save
self.views[view.buffer_id()] = None
# remove any of the saved buffers that have since been closed
def removeOldFiles(self):
files = os.listdir(self.path)
for filename in files:
id = int(filename.split('buffer_')[1])
if id not in self.views:
os.remove(os.path.join(self.path, filename))
def reopenFiles(self):
files = os.listdir(self.path)
for filename in files:
with open(os.path.join(self.path, filename), 'rb') as f:
content = f.read()
os.remove(os.path.join(self.path, filename))
view = sublime.active_window().new_file()
edit = view.begin_edit()
view.insert(edit, 0, content)
view.end_edit(edit)
self.saveView(view)
# Marks a view as modified
def add(self, view):
if not self.enabled:
return
id = view.buffer_id()
if view.file_name() == None and not view.is_scratch():
self.views[id] = view
elif id in self.views:
del self.views[id]
# Marks a view as having been closed
def remove(self, view):
if not self.enabled:
return
id = view.buffer_id()
if id in self.views:
del self.views[id]
def on_post_save(self, view):
self.remove(view)
self.timer.notify()
def on_close(self, view):
self.remove(view)
self.timer.notify()
def on_new(self, view):
self.add(view)
self.timer.notify()
def on_clone(self, view):
self.add(view)
self.timer.notify()
def on_modified(self, view):
self.add(view)
self.timer.notify()
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