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<!-- Name: Kismet -->
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<!-- Version: 4 -->
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<!-- Last-Modified: 2010/11/13 10:14:09 -->
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<!-- Author: kunitoki -->
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**WARNING: experimental !**
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Mapnik's PluginArchitecture supports the use of different input formats.
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This plugin supports reading WLANs found by running the [kismet](http://www.kismetwireless.net/) daemon.
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# Installation
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There needs to be a running _kismet_server_ process with activated GPS support before starting mapnik.
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# Parameters
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| *parameter* | *value* | *description* | *default* |
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|:------------------|----------|---------------|----------:|
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| host | string | host where the kismet daemon is running | |
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| port | integer | port of the kismet daemon | |
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| extent | string | max extent of the kismet returned wlans | |
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| encoding | string | internal file encoding | utf-8 |
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# Example
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See next an example XML file to render WLAN icons on the map.
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```xml
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<?xml version="1.0" encoding="utf-8"?>
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<!DOCTYPE Map>
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<Map bgcolor="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs +over">
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<Style name="kismet">
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<Rule>
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<MaxScaleDenominator>2000000</MaxScaleDenominator>
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<MinScaleDenominator>100</MinScaleDenominator>
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<Filter>[internet_access]='wlan_crypted'</Filter>
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<PointSymbolizer file = "/home/andreas/src/osm/mapnik/symbols/wlan_crypted.png" type="png" width="32" height="32" />
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<TextSymbolizer name="name" face_name="DejaVu Sans Bold" size="8" fill="#636" dy="-10" halo_radius="1" wrap_width="0"/>
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</Rule>
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<Rule>
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<MaxScaleDenominator>2000000</MaxScaleDenominator>
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<MinScaleDenominator>100</MinScaleDenominator>
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<Filter>[internet_access]='wlan_uncrypted'</Filter>
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<PointSymbolizer file = "/home/andreas/src/osm/mapnik/symbols/wlan_uncrypted.png" type="png" width="32" height="32" />
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<TextSymbolizer name="name" face_name="DejaVu Sans Bold" size="8" fill="#636" dy="-10" halo_radius="1" wrap_width="0"/>
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</Rule>
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<Rule>
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<MaxScaleDenominator>2000000</MaxScaleDenominator>
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<MinScaleDenominator>100</MinScaleDenominator>
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<Filter>[internet_access]='wlan_wep'</Filter>
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<PointSymbolizer file = "/home/andreas/src/osm/mapnik/symbols/wlan_wep.png" type="png" width="32" height="32" />
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<TextSymbolizer name="name" face_name="DejaVu Sans Bold" size="8" fill="#636" dy="-10" halo_radius="1" wrap_width="0"/>
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</Rule>
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</Style>
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<!-- Layer -->
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<Layer name="kismet" status="on" srs="+proj=latlong +datum=WGS84">
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<StyleName>kismet</StyleName>
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<Datasource>
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<Parameter name="type">kismet</Parameter>
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<Parameter name="host">localhost</Parameter>
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<Parameter name="port">2501</Parameter>
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<Parameter name="estimate_extent">false</Parameter>
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<Parameter name="extent">-179,-85,179,85</Parameter>
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</Datasource>
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</Layer>
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</Map>
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```
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# Resources
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This [icon](http://openclipart.org/people/pinterb7/pinterb7_wlan_accesspoint.svg) suits perfect for WLAN. I just changed the color and exported it to PNG.
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Here is a video: http://www.youtube.com/watch?v=On9O8d7AOZA |
