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e107 JS API v1.0 pre-alpha: initial import + core implementations, header re-order

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secretr
2008-11-09 20:31:10 +00:00
parent 8fed5de697
commit f72fed77e8
28 changed files with 13135 additions and 171 deletions
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239
e107_handlers/jslib_handler.php Normal file
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<?php
/*
* e107 website system
*
* Copyright (c) 2001-2008 Steve Dunstan (e107.org)
* Released under the terms and conditions of the
* GNU General Public License (http://gnu.org).
*
* $Source: /cvs_backup/e107_0.8/e107_handlers/jslib_handler.php,v $
* $Revision: 1.1 $
* $Date: 2008-11-09 20:31:10 $
* $Author: secretr $
*
*/
class e_jslib
{
function e_jslib()
{
}
/**
* Collect & output all available JS libraries (requires e107 API)
*
*/
function core_run()
{
global $pref, $eplug_admin, $THEME_JSLIB, $THEME_CORE_JSLIB;
ob_start();
ob_implicit_flush(0);
header("Last-modified: " . gmdate("D, d M Y H:i:s",mktime(0,0,0,15,2,2004)) . " GMT");
header('Content-type: text/javascript', TRUE);
//array - uses the same format as $core_jslib
if (! varset($THEME_CORE_JSLIB) || ! is_array($THEME_CORE_JSLIB))
$THEME_CORE_JSLIB = array();
//array - uses the same format as $core_jslib
if (! varset($THEME_JSLIB) || ! is_array($THEME_JSLIB))
$THEME_JSLIB = array();
//available values - admin,front,all,none
$core_jslib = array(
'jslib/prototype/prototype.js' => 'all' , //'jslib/scriptaculous/scriptaculous.js' => 'all',
'jslib/scriptaculous/effects.js' => 'all' , 'jslib/e107.js.php' => 'all'
//'jslib/core/decorate.js' => 'all',
//'jslib/core/window.js' => 'all'
);
$core_jslib = array_merge($core_jslib, $THEME_CORE_JSLIB, varsettrue($pref['e_jslib']['core'], array()));
$where_now = $eplug_admin ? 'admin' : 'front';
//1. Core libs - prototype + scriptaculous effects
echo "/* Prototype/Scriptaculous/Core libraries */\n";
foreach ($core_jslib as $core_path => $where)
{
if ($where != 'all' && $where != $where_now)
continue;
if (substr($core_path, - 4) == '.php')
{
include_once (e_FILE . '/' . trim($core_path, '/'));
echo "\n\n";
}
else
{
echo file_get_contents(e_FILE . '/' . trim($core_path, '/'));
echo "\n\n";
}
}
//2. Plugins output - all 3-rd party libs
if (varset($pref['e_jslib']))
{
foreach ($pref['e_jslib']['plugins'] as $plugin_name => $plugin_libs)
{
if ($plugin_libs)
{
foreach ($plugin_libs as $plugin_lib => $where)
{
//available values - admin,front,all
if ($where != 'all' && $where != $where_now)
continue;
$lib_path = $plugin_name . '/' . trim($plugin_lib, '/');
echo "/* $plugin_name libraries */\n\n";
if (substr($plugin_lib, - 4) == '.php')
{
include_once (e_PLUGIN . $lib_path);
echo "\n\n";
}
else
{
echo file_get_contents(e_PLUGIN . $lib_path);
echo "\n\n";
}
}
}
}
}
//3. Theme libs
if (varset($THEME_JSLIB) && is_array($THEME_JSLIB))
{
echo "/* Theme libraries */\n\n";
foreach ($THEME_JSLIB as $lib_path => $where)
{
if ($where != 'all' && $where != $where_now)
continue;
if (substr($lib_path, - 4) == '.php')
{
include_once (THEME . '/' . trim($lib_path, '/'));
echo "\n\n";
}
else
{
echo file_get_contents(THEME . '/' . trim($lib_path, '/'));
echo "\n\n";
}
}
}
//Output
$this->content_out();
}
/**
* Output buffered content (requires e107 API)
*
*/
function content_out()
{
global $pref;
$encoding = $this->browser_enc();
$contents = ob_get_contents();
ob_end_clean();
if ($encoding)
{
$gzdata = "\x1f\x8b\x08\x00\x00\x00\x00\x00";
$size = strlen($contents);
$crc = crc32($contents);
$gzdata .= gzcompress($contents, 9);
$gzdata = substr($gzdata, 0, strlen($gzdata) - 4);
$gzdata .= pack("V", $crc) . pack("V", $size);
$gsize = strlen($gzdata);
$this->set_cache($gzdata, $encoding);
header('Content-Encoding: ' . $encoding);
//header('Content-Length: '.$gsize);
header('X-Content-size: ' . $size);
print($gzdata);
//TODO - log
//@file_put_contents('cache/e_jslib_log', "----------\n cache used - ".$encoding."\nOld size - $size, New compressed size - $gsize\nCache hash: ".($_SERVER['QUERY_STRING'] ? md5($_SERVER['QUERY_STRING']) : 'nomd5')."\n\n", FILE_APPEND);
}
else
{
$this->set_cache($contents);
print($contents);
//TODO - log
//@file_put_contents('cache/e_jslib_log', "----------\nno cache used - raw\n\n", FILE_APPEND);
}
exit();
}
/**
* Set Server Cache - create jslib[gzip-string][hash].js
* (requires e107 API)
*
* @param string $contents
* @param string $encoding browser accepted encoding
*/
function set_cache($contents, $encoding = '')
{
global $pref;
if (varsettrue($pref['syscachestatus']))
{
$cacheFile = $this->cache_file($encoding);
@file_put_contents($cacheFile, $contents);
@chmod($cacheFile, 0775);
@touch($cacheFile);
}
}
/**
* Detect browser accepted encoding (doesn't require e107 API)
*
* @return string encoding
*/
function browser_enc()
{
if (headers_sent())
{
$encoding = '';
}
elseif (strpos($_SERVER["HTTP_ACCEPT_ENCODING"], 'x-gzip') !== false)
{
$encoding = 'x-gzip';
}
elseif (strpos($_SERVER["HTTP_ACCEPT_ENCODING"], 'gzip') !== false)
{
$encoding = 'gzip';
}
else
{
$encoding = '';
}
return $encoding;
}
/**
* Create cache filename (doesn't require e107 API)
*
* @param string $encoding
* @return string cache filename
*/
function cache_file($encoding = '')
{
$cacheDir = 'cache/';
$hash = $_SERVER['QUERY_STRING'] ? md5($_SERVER['QUERY_STRING']) : 'nomd5';
$cacheFile = $cacheDir . 'S_e_jslib' . ($encoding ? '_' . $encoding : '') . '_' . $hash . '.cache.php';
return $cacheFile;
}
}
?>