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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 288721 $ -->
<refentry xml:id="streamwrapper.stream-open" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>streamWrapper::stream_open</refname>
<refpurpose>Opens file or URL</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>bool</type><methodname>streamWrapper::stream_open</methodname>
<methodparam><type>string</type><parameter>path</parameter></methodparam>
<methodparam><type>string</type><parameter>mode</parameter></methodparam>
<methodparam><type>int</type><parameter>options</parameter></methodparam>
<methodparam><type>string</type><parameter role="reference">opened_path</parameter></methodparam>
</methodsynopsis>
<para>
This method is called immediately after the wrapper is initialized (f.e. by
<function>fopen</function> and <function>file_get_contents</function>).
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>path</parameter></term>
<listitem>
<para>
Specifies the URL that was passed to the original function.
</para>
<note>
<para>
The URL can be broken apart with <function>parse_url</function>. Note that only URLs
delimited by :// are supported. : and :/ while technically valid URLs, are not.
</para>
</note>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>mode</parameter></term>
<listitem>
<para>
The mode used to open the file, as detailed for <function>fopen</function>.
</para>
<note>
<para>
Remember to check if the <parameter>mode</parameter> is valid for the
<parameter>path</parameter> requested.
</para>
</note>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>options</parameter></term>
<listitem>
<para>
Holds additional flags set by the streams API. It can hold one or more
of the following values OR'd together.
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>Flag</entry>
<entry>Description</entry>
</row>
</thead>
<tbody>
<row>
<entry><constant>STREAM_USE_PATH</constant></entry>
<entry>If <parameter>path</parameter> is relative, search
for the resource using the include_path.
</entry>
</row>
<row>
<entry><constant>STREAM_REPORT_ERRORS</constant></entry>
<entry>If this flag is set, you are responsible for raising
errors using <function>trigger_error</function> during
opening of the stream. If this flag is not set, you
should not raise any errors.
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>opened_path</parameter></term>
<listitem>
<para>
If the <parameter>path</parameter> is opened successfully,
and <constant>STREAM_USE_PATH</constant> is set in <parameter>options</parameter>,
<parameter>opened_path</parameter> should be set to the full
path of the file/resource that was actually opened.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="errors"><!-- {{{ -->
&reftitle.errors;
&userstream.not.implemented.warning;
</refsect1><!-- }}} -->
<!-- {{{
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>streamWrapper::stream_open</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
/* ... */
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
...
]]>
</screen>
</example>
</para>
</refsect1>
}}}-->
<refsect1 role="notes"><!-- {{{ -->
&reftitle.notes;
&userstream.updates.context;
</refsect1><!-- }}} -->
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>fopen</function></member>
<member><function>parse_url</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->
|
