<?php
class Assets {
var $variable = 0;
function Assets(){
log_message('debug', "Assets Class Initialized");
$this->_defineHelpers();
$this->minify=1;
$this->checkForUpdatedAssetsEvery=5;//60*60*24); //cache for 60 secods (so it will check js/css for new and updated files every x seconds)
$this->src=array(
'js'=>array(
// May 15, 2011 - Slimbox doesn't work with Mootools 1.2.1 in Mozilla 4 and Chrome 11; needs 1.2.4 and up
// 'mt'=>'js/mootools-1.2.1-core-nc.js', //No Compr
// 'mtm'=>'js/mootools-1.2-more.js;js/mtExtend.js', //No Compr, Sortables, Drag.Move, Drag, Fx.Elements/Scroll/Slide, Accordion, Assets
'mt'=>'js/mootools-1.2.5-core-nc.js', //No Compr
'mtm'=>'js/mootools-1.2.5.1-more.js;js/mtExtend.js', //No Compr, Sortables, Drag.Move, Drag, Fx.Elements/Scroll/Slide, Accordion, Assets
'mtm_ef'=>'js/mootools-more-ef.js',
'cn'=>'js/clientcide-trunk-754.compressed.js', //No Compr, Waiter, StickyWin/Modal, StyleWriter, Modalizer, Element.Shortcuts/Position/Pin/Measure, Date, IframeShim, FixPNG, ToElement, Class.Refactor, dbug, Clientcide (Use setCNETAssetBaseHref('/images/cnet/');)
'ac'=>'js/autocompleter/Autocompleter.js;js/autocompleter/Autocompleter.Local.js;js/autocompleter/Autocompleter.Request.js;js/autocompleter/Observer.js',
'gm'=>'js/googleMaps.js',
'hm'=>'js/HistoryManager.js',
'ls'=>'js/livesearch-1.0.js',
//'wf'=>'js/wufoo.js;js/TextArea.js', //js/selBoxes.js;js/fileBoxes.js;
'mc'=>'js/MooCrop.js',
'sb'=>'js/slimbox.js', // May 15, 2011: Slimbox upgraded to 1.71
'vc'=>'js/vlaCal-v2.1.js',
'fc'=>'js/FusionCharts.js',
'ss'=>'js/slideshow/slideshow.js',
'sq'=>'js/squeezebox.js',
'jq'=>'js/jquery-1.4.4.min.js',
'jq_fb'=>'js/fancybox/jquery.fancybox-1.3.4.pack.js;js/fancybox/jquery.easing-1.4.pack.js;js/fancybox/jquery.mousewheel-3.0.4.pack.js',
'jq_ag'=>'js/jquery.autogrowtextarea.js',
'ag1'=>'js/autogrow-1.0.js',
'cnse'=>'js/clientcide.2.2.0.simpleEdit.compressed.js',
'st'=>'js/scrollabletable.js'
),
'jsAuto'=>array('mt','mtm','cn','ac','gm','ss','sq'),
'jqAuto'=>array('jq'),
'css'=>array(
's'=>'css/style.css',
'x'=>'css/fix.css',
'ac'=>'css/Autocompleter.css',/*
'f'=>'css/forms/structure.css;css/forms/form_elements.css;css/forms/theme.css'*/
'sb'=>'css/slimbox.css',
'vc'=>'css/vlaCal-v2.1.css',
'ss'=>'css/slideshow.css',
'sq'=>'css/squeezebox.css',
'jq_fb'=>'css/jquery.fancybox-1.3.4.css',
'sc'=>'css/style_classifieds.css',
'st'=>'css/scrollabletable.css'
),
'cssAuto'=>array('s','x','ac','ss','sq')
);
/*
$this->src=array(
'js'=>array(
'mt'=>'js/libs/mootools-1.2.4-core-nc.js', //Mootools Library Uncompressed
'mtm'=>'js/libs/mootools-1.2.4.2-more.js', //No Compr, Spinner, Tips, IframeShim, Assets, Drag.Move, Fx.Scroll/Reveal/Elements, OverText, Element.Pin/Forms, URI, Class.Refactor
//'cn'=>'js/libs/clientcide-trunk-2.1.0.js;js/libs/clientcide-asset-location.js', //No Compr, Waiter, Clientcide (Use Clientcide.setAssetLocation("/images/clientcide");)
'mtExtend'=>'js/mtExtend.js', //More mootools implementations (mtNoCache, mtExtractScripts etc.)
'dialogBox'=>'js/dialogBox.js', //Dialog Boxes
'axCache'=>'js/axCache.js', //Ajax Cache
'sb'=>'js/slimbox.js', //20090429 - Version 1.7 - http://www.digitalia.be/software/slimbox#download
'ag'=>'js/autoGrow.js',
'cr'=>'js/UvumiCrop.js', //20090113 - Version 2.0.1 - http://tools.uvumi.com/crop.html
'hm'=>'js/HistoryManager.js',
'ls'=>'js/livesearch.js',
'ac'=>'js/autocompleter/Observer.js;js/autocompleter/Autocompleter.js;js/autocompleter/Autocompleter.Local.js'
),
'jsAuto'=>array('mt','mtm','cn','mtExtend','dialogBox','axCache','ag','sb'), //use excl to exclude jsAuto
'css'=>array(
'scs'=>'css/screen_coming_soon.css',
'dev'=>'css/dev.css',
's'=>'css/screen.css',
'f'=>'css/forms.css',
'dlgb'=>'css/dialog_box.css',
'sb'=>'css/slimbox.css', //20090429 - Version 1.7 - http://www.digitalia.be/software/slimbox#download
'm'=>'css/mail.css',
'cr'=>'css/uvumi-crop.css', //20090113 - Version 2.0.1 - http://tools.uvumi.com/crop.html
'ac'=>'css/Autocompleter.css'
),
'cssAuto'=>array('s','f','dlgb','sb') //use excl to exclude cssAuto
);*/
}
function _getModules($m,$d){
if(ereg(':',$d)){
$d=explode(':',$d); $tmp=array();
foreach ($d as $v) {
if (array_key_exists($v, $m) || $v == 'excl') {
$tmp[] = $v;
}
}
$d=$tmp; $tmp=NULL;
}else if (array_key_exists($d, $m)) {
$d = array($d);
} else {
$d = array();
}
return $d;
}
function _getContents($f){
$f=addDR($f);
if (ereg(';', $f)) {
$a = explode(';', $f);
$o = '';
foreach ($a as $f) {
$o.=$this->_getContents($f);
}
return $o;
} else {
return !is_file($f) ? '' : file_get_contents($f) . "\n\n\n";
}
}
function _compressCSS($buffer) {
if (!$this->minify) {
return $buffer;
}
/* remove comments */
//$buffer = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $buffer);
$buffer = preg_replace('/((?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:\/\/.*))/',"",$buffer);
/* remove tabs, spaces, new lines, etc. */
$buffer = str_replace(array("\r\n","\r","\n","\t",' ',' ',' '), '', $buffer);
/* remove unnecessary spaces */
$buffer = str_replace('{ ', '{', $buffer);
$buffer = str_replace(' }', '}', $buffer);
$buffer = str_replace('; ', ';', $buffer);
$buffer = str_replace(', ', ',', $buffer);
$buffer = str_replace(' {', '{', $buffer);
$buffer = str_replace('} ', '}', $buffer);
$buffer = str_replace(': ', ':', $buffer);
$buffer = str_replace(' ,', ',', $buffer);
$buffer = str_replace(' ;', ';', $buffer);
return $buffer;
}
function _compressJS($buffer){
if (!$this->minify) {
return $buffer;
}
//define('JSMIN_AS_LIB', true);
//$this->load->library('JSMin_php4',array($o,false));
//print $this->jsmin_php4->minify();
$CI=&get_instance();
$CI->load->library('JSMin');
return JSMin::minify($buffer);
}
function css($modules='def',$ver=1){
/*if(ereg('blog',$modules)){
//array_pop($this->src['css']); //get rid of forms from blog
$this->useCache=0;
}*/
$wp='/assets/css';
//$ver = '101108_155951';
$fn=$wp.'/styles_'.ereg_replace(':','_',$modules).'_'.$ver.'.css';
if (file_exists(addDR($fn))) {
return $fn;
}
createDir($wp);
$modules=$this->_getModules($this->src['css'],$modules);
if(!in_array('excl',$modules) && !in_array('sc',$modules) ){
$modules=array_merge($this->src['cssAuto'],$modules); //excl for exclude auto
}
$css="/* CSS Document */\n\n";
foreach ($modules as $id) {
$css.=$this->_getContents($this->src['css'][$id]);
}
$css=$this->_compressCSS($css);
$oldCSS=getFiles($wp,'css',60*60*24*3); //get files that are older then 3 days
foreach ($oldCSS as $cf) {
@unlink(addDR("$wp/$cf"));
}
if (storeFile($css, $fn)) {
return $fn;
} else {
return $wp . '/not_found.css';
}
}
function jq($modules='def',$ver=1){
$wp='/assets/js';
$fn=$wp.'/JQscripts_'.ereg_replace(':','_',$modules).'_'.$ver.'.js';
createDir($wp);
$modules=$this->_getModules($this->src['js'],$modules);
if (!in_array('excl', $modules)) {
$modules = array_merge($this->src['jqAuto'], $modules);
} //excl for exclude auto
$js="// JavaScript Document\n\n";
foreach ($modules as $id) {
$js.=$this->_getContents($this->src['js'][$id]);
}
$js=$this->_compressJS($js);
$oldJS=getFiles($wp,'js',60*60*24*3); //get files that are older then 3 days
foreach ($oldJS as $jsf) {
@unlink(addDR("$wp/$jsf"));
}
if (storeFile($js, $fn)) {
return $fn;
} else {
return $wp . '/not_found.js';
}
}
function js($modules='def',$ver=1){
$wp='/assets/js';
$fn=$wp.'/scripts_'.ereg_replace(':','_',$modules).'_'.$ver.'.js';
if (file_exists(addDR($fn))) {
return $fn;
}
createDir($wp);
$modules=$this->_getModules($this->src['js'],$modules);
if (!in_array('excl', $modules)) {
$modules = array_merge($this->src['jsAuto'], $modules);
} //excl for exclude auto
$js="// JavaScript Document\n\n";
foreach ($modules as $id) {
$js.=$this->_getContents($this->src['js'][$id]);
}
$js=$this->_compressJS($js);
$oldJS=getFiles($wp,'js',60*60*24*3); //get files that are older then 3 days
foreach ($oldJS as $jsf) {
@unlink(addDR("$wp/$jsf"));
}
if (storeFile($js, $fn)) {
return $fn;
} else {
return $wp . '/not_found.js';
}
}
function _defineHelpers(){
function css($a=''){ //Loads CSS, pass names eg. 'frms:phts', set autoloads in asset controller, update version here
$CI=&get_instance();
$v=getAssetVersion2('/css','css');
$modules=isEmpty($a)?'def':$a; //modules or default
$fn=$CI->assets->css($modules,$v); //returns: '/asset/css/styles'.$modules.$ver.'.css';
?><link href="<?=$fn?>" rel="stylesheet" type="text/css" /><?
/*
<!--[if IE 6]><script type="text/javascript" src="/js/png_fix.js"></script><![endif]-->
<!--[if IE 6]>
<style type="text/css" media="screen">@import url(/css/ie6.css);</style>
<![endif]-->
<!--[if lt IE 8]><style>
.wraptocenter span {
display: inline-block;
height: 100%;
}
</style><![endif]-->
<!--[if lt IE 8]>
<style type="text/css" media="screen">@import url(/css/ltie8.css);</style>
<![endif]-->*/
}
function jq(){
$ps=func_get_args();
while($p=array_shift($ps)){
if (ereg('.php', $p)) {
$f = $p;
} else {
$a = $p;
}
}
$CI=&get_instance();
$v=getAssetVersion2('/js','js');
$modules=isEmpty($a)?'def':$a; //modules or default
$fn=$CI->assets->jq($modules,$v); //returns: '/assets/js/script$modules$ver.js'
?><script type="text/javascript" src="<?=$fn?>"></script><?
}
function js(){//$a='',$f=NULL){
$ps=func_get_args();
while($p=array_shift($ps)){
if (ereg('.php', $p)) {
$f = $p;
} else {
$a = $p;
}
}
$CI=&get_instance();
$v=getAssetVersion2('/js','js');
$modules=isEmpty($a)?'def':$a; //modules or default
$fn=$CI->assets->js($modules,$v); //returns: '/assets/js/script$modules$ver.js'
?><script type="text/javascript" src="<?=$fn?>"></script><?
}
function getAssetVersion2($webPath,$ext='js'){ //Gets updated asset version based on last modify date... uses memcache to reduce file checks
$CI =& get_instance();
$cacheKey='asset/'.$ext.'Ver'; //jsVer or cssVer
$cache = $CI->mp_cache->get($cacheKey);
if($cache === false){
clearstatcache(); //Clears file status cache
$fls=getFilesRecursive($webPath,$ext); $md=0;
foreach($fls as $f){
$mod=filemtime(addDR($f));
$md=$mod>$md?$mod:$md; //get highest mod time
}
$cache=date("ymd_His",$md==0?time():$md); //090631230159
$CI->mp_cache->write($cache, $cacheKey, $CI->assets->checkForUpdatedAssetsEvery); //cache for 60 secods (so it will check js/css for new and updated files every x seconds)
}
return $cache;
}
}
}
?>
