Add Dropbox plugin

Check dropbox daemon status and report it in few chars

plugins/dropbox.py

@@ -0,0 +1,100 @@
+# -*- coding: utf-8 -*-
+
+import sardine
+
+import os
+import subprocess
+
+
+class DropboxStatus(object):
+
+    up_to_date = 0
+    updating = 1
+    paused = 2
+    stopped = 3
+    error = 4
+    unknown = 99
+
+    symbols = {
+        'ascii': {
+            up_to_date: ".",
+            updating: ":",
+            paused: "\"",
+            stopped: "-",
+            error: "X",
+            unknown: "?",
+        },
+        'utf-8': {
+            up_to_date: "✓",
+            updating: "★",
+            paused: "…",
+            stopped: "□",
+            error: "‼",
+            unknown: "▒",
+        }
+    }
+
+    def __init__(self):
+        self.status = DropboxStatus.unknown
+        self.downloading = False
+        self.syncing = None
+        self.indexing = None
+        self.uploading = None
+        self.load()
+
+    def render(self, charset='utf-8'):
+        out = DropboxStatus.symbols[charset][self.status]
+        if self.downloading:
+            out += "v"
+        if self.syncing:
+            out += 's'
+        if self.indexing:
+            out += 'i'
+        if self.uploading:
+            out += 'u'
+        return out
+
+    def load(self):
+        cmd = ['dropbox', 'status']
+        try:
+            out = subprocess.check_output(cmd)
+        except OSError as e:
+            self.status = DropboxStatus.error
+        else:
+            lines = out.split("\n")
+            if "Up to date" in out:
+                self.status = DropboxStatus.up_to_date
+                return
+            elif "Syncing paused" in out:
+                self.status = DropboxStatus.paused
+                return
+            elif "Dropbox isn't running!" in out:
+                self.status = DropboxStatus.stopped
+                return
+            else:
+                try:
+                    if "Downloading file list" in out:
+                        self.status = DropboxStatus.updating
+                        self.downloading = True
+                    if "Syncing (" in out:
+                        self.status = DropboxStatus.updating
+                        self.syncing = True
+                    if "Indexing " in out:
+                        self.status = DropboxStatus.updating
+                        self.indexing = True
+                    if "Uploading " in out:
+                        self.status = DropboxStatus.updating
+                        self.uploading = True
+                    if self.status == DropboxStatus.unknown:
+                        raise sardine.PluginError("unknown status: %s" % out)
+                except ValueError:
+                    with open('out.dmp', 'w') as fh:
+                        fh.write(out)
+
+
+class Plugin(sardine.BasePlugin):
+
+    name = "dropbox"
+
+    def render_plain(self):
+        return DropboxStatus().render('ascii')