Older Android devices seem to struggle with Cassette's release urls (/cassette.axd/styleseet/*, etc) because of the presence of an underscore. The following re-write rules will rewrite the outbound html to change the urls to something Android 2.* devices will like, and an inbound rewrite to match incoming requests to the CassetteHttpHandler. Thi…

gistfile1.xml

    <rewrite>
      <outboundRules>
        <rule name="CassetteOutboundUrl" preCondition="HtmlContent" stopProcessing="false">
          <match filterByTags="Link, Script" pattern="^/cassette.axd/(.*?)/(.*)" />
          <action type="Rewrite" value="/cassette.axd/?type={R:1}&amp;data={R:2}" />
        </rule>
        <preConditions>
          <remove name="HtmlContent" />
          <preCondition name="HtmlContent">
            <add input="{RESPONSE_CONTENT_TYPE}" pattern="^text/html" />
            <add input="{USER_AGENT}" pattern="android 2.*?;" />
          </preCondition>
        </preConditions>
      </outboundRules>
      <rules>
        <rule name="CassetteIncomingUrl">
          <match url="^cassette.axd/" />
          <action type="Rewrite" url="/cassette.axd/{C:1}/{C:2}" appendQueryString="false" />
          <conditions trackAllCaptures="true">
            <add input="{QUERY_STRING}" pattern="type=(.*?)&amp;data=(.*)" />
            <add input="{USER_AGENT}" pattern="android 2.*?;" />
          </conditions>
          <serverVariables>
            <set name="HTTP_ACCEPT_ENCODING" value="" />
          </serverVariables>
        </rule>
      </rules>
    </rewrite>