apache2::util.3

视频监控网络部分的协议ddns,的模块的实现代码,请大家大胆指正.

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.\" ========================================================================
.\"
.IX Title "mod_perl-2.0.2::docs::api::Apache2::Util 3"
.TH mod_perl-2.0.2::docs::api::Apache2::Util 3 "2005-10-21" "perl v5.10.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
Apache2::Util \- Perl API for Misc Apache Utility functions
.SH "Synopsis"
.IX Header "Synopsis"
.Vb 1
\&  use Apache2::Util ();
\&  
\&  # OS escape path
\&  $escaped_path = Apache2::Util::escape_path($path, "a \*(Aqlong\*(Aq file.html");
\&  
\&  # format time as a string
\&  my $fmt = "%a, %D %H:%M:%S %Z";
\&  $fmtdate = Apache2::Util::ht_time($r\->pool, $r\->request_time, $fmt, 0);
.Ve
.SH "Description"
.IX Header "Description"
Various Apache utilities that don't fit into any other group.
.SH "Functions API"
.IX Header "Functions API"
\&\f(CW\*(C`Apache2::Util\*(C'\fR provides the following functions and/or methods:
.ie n .Sh """escape_path"""
.el .Sh "\f(CWescape_path\fP"
.IX Subsection "escape_path"
convert an \s-1OS\s0 path to a \s-1URL\s0 in an \s-1OS\s0 dependant way.
.PP
.Vb 2
\&  $escaped_path = Apache2::Util::escape_path($path, $p);
\&  $escaped_path = Apache2::Util::escape_path($path, $p, $partial);
.Ve
.ie n .IP "arg1: $path ( string )" 4
.el .IP "arg1: \f(CW$path\fR ( string )" 4
.IX Item "arg1: $path ( string )"
The path to convert
.ie n .IP "arg2: $p\fR ( \f(CW""APR::Pool"" )" 4
.el .IP "arg2: \f(CW$p\fR ( \f(CWAPR::Pool\fR )" 4
.IX Item "arg2: $p ( APR::Pool )"
The pool to allocate from
.ie n .IP "opt arg3: $partial ( boolean )" 4
.el .IP "opt arg3: \f(CW$partial\fR ( boolean )" 4
.IX Item "opt arg3: $partial ( boolean )"
if \s-1TRUE\s0, assume that the path will be appended to something with a '/'
in it (and thus does not prefix \*(L"./\*(R")
.Sp
if \s-1FALSE\s0 it prepends \f(CW"./"\fR unless \f(CW$path\fR contains \f(CW\*(C`:\*(C'\fR optionally
followed by \f(CW\*(C`/\*(C'\fR.
.Sp
the default is \s-1TRUE\s0
.ie n .IP "ret: $escaped_path ( string )" 4
.el .IP "ret: \f(CW$escaped_path\fR ( string )" 4
.IX Item "ret: $escaped_path ( string )"
The escaped path
.IP "since: 2.0.00" 4
.IX Item "since: 2.0.00"
.ie n .Sh """ht_time"""
.el .Sh "\f(CWht_time\fP"
.IX Subsection "ht_time"
Convert time from an integer value into a string in a specified format
.PP
.Vb 4
\&  $time_str = Apache2::Util::ht_time($p);
\&  $time_str = Apache2::Util::ht_time($p, $time);
\&  $time_str = Apache2::Util::ht_time($p, $time, $fmt);
\&  $time_str = Apache2::Util::ht_time($p, $time, $fmt, $gmt);
.Ve
.ie n .IP "arg1: $p\fR ( \f(CW""APR::Pool object"" )" 4
.el .IP "arg1: \f(CW$p\fR ( \f(CWAPR::Pool object\fR )" 4
.IX Item "arg1: $p ( APR::Pool object )"
The pool to allocate memory from
.ie n .IP "opt arg2: $time ( number )" 4
.el .IP "opt arg2: \f(CW$time\fR ( number )" 4
.IX Item "opt arg2: $time ( number )"
The time to convert (e.g., \f(CW\*(C`time()\*(C'\fR or
\&\f(CW\*(C`$r\->request_time\*(C'\fR).
.Sp
If the value is not passed the current time will be used.
.ie n .IP "opt arg3: $fmt ( string )" 4
.el .IP "opt arg3: \f(CW$fmt\fR ( string )" 4
.IX Item "opt arg3: $fmt ( string )"
The format to use for the conversion, using \fIstrftime\fR\|(3) tokens.
.Sp
If the value is not passed the default format used is:
.Sp
.Vb 1
\&  "%a, %d %b %Y %H:%M:%S %Z"
.Ve
.ie n .IP "opt arg4: $gmt ( boolean )" 4
.el .IP "opt arg4: \f(CW$gmt\fR ( boolean )" 4
.IX Item "opt arg4: $gmt ( boolean )"
The time will be not converted to \s-1GMT\s0 if \s-1FALSE\s0 is passed.
.Sp
If the value is not passed \s-1TRUE\s0 (do convert) is used as a default.
.ie n .IP "ret: $time_str (string)" 4
.el .IP "ret: \f(CW$time_str\fR (string)" 4
.IX Item "ret: $time_str (string)"
The string that represents the specified time
.IP "since: 2.0.00" 4
.IX Item "since: 2.0.00"
.PP
Examples:
.PP
Use current time, the default format and convert to \s-1GMT:\s0
.PP
.Vb 1
\&  $fmtdate = Apache2::Util::ht_time($r\->pool);
.Ve
.PP
Use my time, the default format and convert to \s-1GMT:\s0
.PP
.Vb 2
\&  my $time = time+100;
\&  $fmtdate = Apache2::Util::ht_time($r\->pool, $time);
.Ve
.PP
Use the time the request has started, custom format and don't convert
to \s-1GMT:\s0
.PP
.Vb 2
\&  my $fmt = "%a, %D %H:%M:%S %Z";
\&  $fmtdate = Apache2::Util::ht_time($r\->pool, $r\->request_time, $fmt, 0);
.Ve
.SH "See Also"
.IX Header "See Also"
mod_perl 2.0 documentation.
.SH "Copyright"
.IX Header "Copyright"
mod_perl 2.0 and its core modules are copyrighted under
The Apache Software License, Version 2.0.
.SH "Authors"
.IX Header "Authors"
The mod_perl development team and numerous
contributors.