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>xml_set_external_entity_ref_handler</H1
><DIV
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><A
NAME="AEN234708"
></A
><P
> (PHP 3 >= 3.0.6, PHP 4, PHP 5)</P
>xml_set_external_entity_ref_handler -- Set up external entity reference handler</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN234711"
></A
><H2
>Description</H2
>bool <B
CLASS="methodname"
>xml_set_external_entity_ref_handler</B
> ( resource parser, callback handler )<BR
></BR
><P
> Sets the external entity reference handler function for the XML parser
<CODE
CLASS="parameter"
>parser</CODE
>.<CODE
CLASS="parameter"
>handler</CODE
> is
a string containing the name of a function that must exist when
<A
HREF="function.xml-parse.html"
><B
CLASS="function"
>xml_parse()</B
></A
> is called for
<CODE
CLASS="parameter"
>parser</CODE
>.
</P
><P
> The function named by <CODE
CLASS="parameter"
>handler</CODE
> must accept
five parameters, and should return an integer value.If the
value returned from the handler is <TT
CLASS="constant"
><B
>FALSE</B
></TT
> (which it will be if no
value is returned), the XML parser will stop parsing and
<A
HREF="function.xml-get-error-code.html"
><B
CLASS="function"
>xml_get_error_code()</B
></A
> will return <SPAN
CLASS="systemitem"
>XML_ERROR_EXTERNAL_ENTITY_HANDLING</SPAN
>.
<B
CLASS="methodname"
><TT
CLASS="replaceable"
><I
>handler</I
></TT
></B
> ( resource parser, string open_entity_names, string base, string system_id, string public_id )<BR
></BR
>
<P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>parser</CODE
></DT
><DD
><P
> The first parameter, <TT
CLASS="replaceable"
><I
>parser</I
></TT
>, is a
reference to the XML parser calling the handler.
</P
></DD
><DT
><CODE
CLASS="parameter"
>open_entity_names</CODE
></DT
><DD
><P
> The second parameter, <CODE
CLASS="parameter"
>open_entity_names</CODE
>, is a
space-separated list of the names of the entities that are open for
the parse of this entity (including the name of the referenced
entity).
</P
></DD
><DT
><CODE
CLASS="parameter"
>base</CODE
></DT
><DD
><P
> This is the base for resolving the system identifier
(<CODE
CLASS="parameter"
>system_id</CODE
>) of the external entity.Currently
this parameter will always be set to an empty string.
</P
></DD
><DT
><CODE
CLASS="parameter"
>system_id</CODE
></DT
><DD
><P
> The fourth parameter, <CODE
CLASS="parameter"
>system_id</CODE
>, is the
system identifier as specified in the entity declaration.
</P
></DD
><DT
><CODE
CLASS="parameter"
>public_id</CODE
></DT
><DD
><P
> The fifth parameter, <CODE
CLASS="parameter"
>public_id</CODE
>, is the
public identifier as specified in the entity declaration, or
an empty string if none was specified; the whitespace in the
public identifier will have been normalized as required by
the XML spec.
</P
></DD
></DL
></DIV
>
</P
><P
> If a handler function is set to an empty string, or <TT
CLASS="constant"
><B
>FALSE</B
></TT
>, the handler
in question is disabled.
</P
><P
> <TT
CLASS="constant"
><B
>TRUE</B
></TT
> is returned if the handler is set up, <TT
CLASS="constant"
><B
>FALSE</B
></TT
> if
<CODE
CLASS="parameter"
>parser</CODE
> is not a parser.
</P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Nota: </B
>Ao invés de um nome de função, um
array contendo uma referência de objeto e ao nome de método também podem ser
fornecidos.</P
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