Add documentation (issue #937)

NEWS

@@ -5,10 +5,11 @@ Glances Version 2
 Version 2.8
 ===========
 
-Enhancements and new features:
+Enhancements and news features:
 
     * Add ZeroMQ exporter (issue #939)
     * Add CouchDB exporter (issue #928)
+    * Add hotspot Wifi informations (issue #937)
     * Highlight max stats in the processes list (issue #878)
     * Docker alerts and actions (issue #875)
     * Glances API returns the processes PPID (issue #926)

docs/aoa/index.rst

@@ -26,6 +26,7 @@ Legend:
    load
    memory
    network
+   wifi
    ports
    disk
    fs

docs/aoa/network.rst

@@ -11,7 +11,7 @@ dynamically (bit/s, kbit/s, Mbit/s, etc).
 Alerts are only set if the maximum speed per network interface is
 available (see sample in the configuration file).
 
-It's also possibile to define:
+It's also possible to define:
 
 - a list of network interfaces to hide
 - per-interface limit values

docs/aoa/wifi.rst

@@ -0,0 +1,18 @@
+.. _wifi:
+
+Wifi
+=====
+
+.. image:: ../_static/wifi.png
+
+Glances displays the Wifi hotspot name and quality where the host is connected.
+If Glances is ran as root, then all the available hotspots are displayed.
+
+It's also possible to disable the scan on a specific interface from the
+configuration file (``[network]`` section). For example, if you want to
+hide the loopback interface (lo) and all the virtual docker interface:
+
+.. code-block:: ini
+
+    [wifi]
+    hide=lo,docker.*

docs/man/glances.1

@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "GLANCES" "1" "Oct 15, 2016" "2.8_DEVELOP" "Glances"
+.TH "GLANCES" "1" "Oct 21, 2016" "2.8_DEVELOP" "Glances"
 .SH NAME
 glances \- An eye on your system
 .

glances/plugins/glances_wifi.py

@@ -165,10 +165,10 @@ class Plugin(GlancesPlugin):
         ret.append(self.curse_add_line(msg, "TITLE"))
         msg = '{:>6}'.format('Quality')
         ret.append(self.curse_add_line(msg))
-        ret.append(self.curse_new_line())
 
         # Hotspot list (sorted by name)
         for i in sorted(self.stats, key=operator.itemgetter(self.get_key())):
+            ret.append(self.curse_new_line())
             # Do not display hotspot with no name (/ssid)
             if i['ssid'] == '':
                 continue