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> 3.3.10 reference manual: Full-featured search engine software</TH
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><H1
><A
NAME="cmdref-alias"
></A
>Alias</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN7335"
></A
><H2
>Name</H2
><B
CLASS="command"
>Alias</B
> -- associates master and mirror sites<P
><B
></B
><TT
CLASS="filename"
>indexer.conf</TT
></P
><P
><B
></B
><TT
CLASS="filename"
>search.htm</TT
></P
></DIV
><DIV
CLASS="refsynopsisdiv"
><A
NAME="AEN7343"
></A
><H2
>Synopsis</H2
><P
><B
CLASS="command"
>Alias</B
> [Prefix | Regex] [Case | NoCase] {master} {mirror}</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN7354"
></A
><H2
>Description</H2
><P
> The first two optional parameters specify comparison
and susbstitution types. The default type is
<TT
CLASS="literal"
>Prefix</TT
> and <TT
CLASS="literal"
>Case</TT
>
(case insensitive prefix match).
</P
><DIV
CLASS="refsect2"
><A
NAME="AEN7359"
></A
><H3
> <B
CLASS="command"
>Alias</B
> in <TT
CLASS="filename"
>indexer.conf</TT
>
</H3
><P
><B
CLASS="command"
>Alias</B
> can be used to organize search through
a <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>master</I
></SPAN
> site by indexing
its <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>mirror</I
></SPAN
>.
</P
><P
> It is also useful to index your own site directly from
the local file system, to avoid invoking <ACRONYM
CLASS="acronym"
>HTTP</ACRONYM
>
server into indexing process and thus offload the server.
</P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Note: </B
>
Direct indexing from the local file system works mostly
in case of a static site. If your site has many dynamic
documents, such as <ACRONYM
CLASS="acronym"
>CGI</ACRONYM
> scripts or <SPAN
CLASS="application"
>PHP</SPAN
> programs,
indexing from the file system may not work as expected.
</P
></BLOCKQUOTE
></DIV
><P
> If an <B
CLASS="command"
>Alias</B
> command is specified
for some site only in <TT
CLASS="filename"
>indexer.conf</TT
>,
<ACRONYM
CLASS="acronym"
>URL</ACRONYM
> substitution is done by <SPAN
CLASS="application"
>indexer</SPAN
> just
<SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>before</I
></SPAN
>
downloading a document, while <SPAN
CLASS="application"
>search.cgi</SPAN
>
will display document addresses in the
<SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>master</I
></SPAN
> site <ACRONYM
CLASS="acronym"
>URL</ACRONYM
>
notation in search results.
</P
></DIV
><DIV
CLASS="refsect2"
><A
NAME="AEN7382"
></A
><H3
><B
CLASS="command"
>Alias</B
> in <TT
CLASS="filename"
>search.htm</TT
></H3
><P
> If an <B
CLASS="command"
>Alias</B
> command is specified
only in <TT
CLASS="filename"
>search.htm</TT
>, <ACRONYM
CLASS="acronym"
>URL</ACRONYM
> substitution is done by
<SPAN
CLASS="application"
>search.cgi</SPAN
> when displaying search results,
so the user will see addresses
in the <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>mirror</I
></SPAN
>
site <ACRONYM
CLASS="acronym"
>URL</ACRONYM
> notation, while <SPAN
CLASS="application"
>indexer</SPAN
>
will download the documents from
the <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>master</I
></SPAN
> site at indexing time.
</P
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN7395"
></A
><H2
>Scope</H2
><P
> <B
CLASS="command"
>Alias</B
> takes global effect for the entire
configuration file and can be used
multiple times.
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN7399"
></A
><H2
>Examples</H2
><DIV
CLASS="informalexample"
><P
></P
><A
NAME="AEN7401"
></A
><PRE
CLASS="programlisting"
> Alias http://www.mysql.com/ http://mysql.udm.net/
Alias http://www.site.com/ file:///usr/local/apache/htdocs/
Alias regex (http://www\.)(.*)(\.yourname\.com/)(.*) file:///home/$2/htdocs/$4
</PRE
><P
></P
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN7403"
></A
><H2
>See also</H2
><P
> <A
HREF="msearch-cmdref-aliasprog.html"
>AliasProg</A
>,
<A
HREF="msearch-cmdref-realm.html"
>Realm</A
>,
<A
HREF="msearch-cmdref-reversealias.html"
>ReverseAlias</A
>,
<A
HREF="msearch-indexer-configuration.html#aliases"
>the Section called <I
>Aliases</I
> in Chapter 3</A
>.
</P
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