/**
* Method to get the field input.
*
* @return string The field input.
* @since 1.0.0
*/
public function fetchElement($name, $value, &$node, $control_name)
{
$doc = JFactory::getDocument();
if (version_compare(JVERSION, '3.0', '<')) {
ZenScriptHandler::loadLocalJQuery();
$doc->addStyleSheet(ZEN_LIBRARY_MEDIA_URI . 'css/admin/default.css');
}
return '';
}
/**
* Method to get the field input.
*
* @return string The field input.
* @since 1.0.0
*/
public function getInput()
{
$doc = JFactory::getDocument();
if (version_compare(JVERSION, '3.0', '<')) {
ZenScriptHandler::loadLocalJQuery();
$doc->addStyleSheet(ZEN_LIBRARY_MEDIA_URI . 'css/admin/default.css');
}
return '';
}
public static function handleScripts($buffer, stdClass $options)
{
self::$buffer = $buffer;
// unset($buffer);
self::$options = $options;
self::checkScriptsConfig();
self::$options->customScripts = self::prepareCustomScripts(self::$options->customScripts);
self::$options->customScriptsToStrip = self::preparecustomScriptsToStrip(self::$options->customScriptsToStrip);
// Remove custom text from body (inline scripts, etc)
if (isset(self::$options->customTextStrip) && !empty(self::$options->customTextStrip)) {
$strip = self::$options->customTextStrip;
foreach ($strip as $text) {
self::$buffer = preg_replace($text, '', self::$buffer);
}
unset($strip, $text);
}
// Find all external scripts in head and body
$bufferScripts = array();
$cleanScripts = array();
preg_match_all('#<script[^>]*src[\\s]*=[\\"\']([^\\"\']*)[\\"\'][^>]*>[^<]*<\\/script>#', self::$buffer, $bufferScripts);
$scriptDeclarations = array();
if (isset(self::$options->scriptDeclarations) && is_array(self::$options->scriptDeclarations)) {
$scriptDeclarations = $options->scriptDeclarations;
}
// Check if need to add custom scripts and inject it into the found body scripts
if (!empty(self::$options->customScripts)) {
if (!is_array(self::$options->customScripts)) {
self::$options->customScripts = array(self::$options->customScripts);
}
$bufferScripts[1] = array_merge($bufferScripts[1], self::$options->customScripts);
}
if (!empty($bufferScripts)) {
// Remove explicit duplicated scripts
$scriptPaths = array_unique($bufferScripts[1]);
unset($bufferScripts[1]);
// Temp vars to sort scripts later
$pathMootools = '';
$pathMootoolsMore = '';
$pathJoomlaCore = '';
$pathJoomlaCaption = '';
$pathJoomlaModal = '';
$pathJoomlaValidate = '';
$pathJoomlaCalendarSetup = '';
$pathJoomlaCalendar = '';
$pathJoomlaCombobox = '';
$pathJoomlaHighlighter = '';
$pathJoomlaMooRainbow = '';
$pathJoomlaMooTree = '';
$pathJoomlaMultiselect = '';
$pathJoomlaPasswordstrength = '';
$pathJoomlaProgressbar = '';
$pathJoomlaSwf = '';
$pathJoomlaSwitcher = '';
$pathJoomlaTabs = '';
$pathJoomlaUploader = '';
// Check if there is Mootools, Mootools More, Core and remove Custom Scripts
$i = 0;
foreach ($scriptPaths as $script) {
if (substr_count($script, 'mootools-core')) {
// Should handle Mootools?
if (self::$options->mootoolsHandle) {
if (!self::$options->mootoolsStrip) {
$firstMootools = empty($pathMootools);
if (self::$options->mootoolsReplace) {
$script = self::$options->mootoolsPath;
}
// Avoid duplicated mootools-core
if ($firstMootools) {
$pathMootools = $script;
}
}
} else {
$pathMootools = $script;
}
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'mootools-more')) {
if (self::$options->mootoolsHandle) {
if (!self::$options->mootoolsMoreStrip) {
$firstMootoolsMore = empty($pathMootoolsMore);
if (self::$options->mootoolsMoreReplace) {
$script = self::$options->mootoolsMorePath;
}
// Avoid duplicated mootools-more
if ($firstMootoolsMore) {
$pathMootoolsMore = $script;
}
}
} else {
$pathMootoolsMore = $script;
}
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/core.js')) {
$pathJoomlaCore = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/caption.js')) {
$pathJoomlaCaption = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/modal.js')) {
$pathJoomlaModal = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/validate.js')) {
$pathJoomlaValidate = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/calendar-setup.js')) {
$pathJoomlaCalendarSetup = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/calendar.js')) {
$pathJoomlaCalendar = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/combobox.js')) {
$pathJoomlaCombobox = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/highlighter.js')) {
$pathJoomlaHighlighter = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/mooRainbow.js')) {
$pathJoomlaMooRainbow = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/mootree.js')) {
$pathJoomlaMooTree = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/multiselect.js')) {
$pathJoomlaMultiselect = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/passwordstrength.js')) {
$pathJoomlaPasswordstrength = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/progressbar.js')) {
$pathJoomlaProgressbar = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/swf.js')) {
$pathJoomlaSwf = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/switcher.js')) {
$pathJoomlaSwitcher = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/tabs.js')) {
$pathJoomlaTabs = $script;
unset($scriptPaths[$i]);
} elseif (substr_count($script, 'media/system/js/uploader.js')) {
$pathJoomlaUploader = $script;
unset($scriptPaths[$i]);
} elseif (self::$options->customScriptsStrip && !empty(self::$options->customScriptsToStrip)) {
// Remove specified scripts
foreach (self::$options->customScriptsToStrip as $deadScript) {
$scriptRegex = "([\\/a-zA-Z0-9_:\\.-]*)" . trim($deadScript);
if (preg_match("~{$scriptRegex}~", $script)) {
unset($scriptPaths[$i]);
}
}
} elseif (substr_count($script, 'jquery-noconflict') && self::$options->jQueryNoConflict) {
// Remove duplicated noConflict script
unset($scriptPaths[$i]);
} elseif (self::$options->jQueryRemoveOther) {
if (preg_match('~' . self::$options->jQueryRegex . '~', $script)) {
unset($scriptPaths[$i]);
}
}
$i++;
}
/**
* Start script reorder:
*
* 1. Script Loader
* 2. Mootools
* 3. Mootools More
* 4. Joomla Core JS
* 5. Joomla Caption JS
* 6. Joomla Modal JS
* 7. Joomla Validate JS
* 8. Joomla Calendar Setup JS
* 9. Joomla Calendar JS
* 10. Joomla Highlighter JS
* 11. Joomla mooRainbow JS
* 12. Joomla mootree JS
* 13. Joomla multiselect JS
* 14. Joomla Passwordstrength JS
* 15. Joomla Progressbar JS
* 16. Joomla swf JS
* 17. Joomla Switcher JS
* 18. Joomla Tabs JS
* 19. Joomla Uploader JS
* 20. Joomla Combobox JS
* 21. jQuery
* 22. jQuery noConflict
* 23. Other JS scripts
* 24. User Script Files
*/
// 1. Script Loader
self::$options->useScriptLoader = self::$options->useScriptLoader && !self::$options->combineScripts;
if (self::$options->useScriptLoader) {
$cleanScripts[] = ZEN_LIBRARY_MEDIA_URI . 'js/tools/scriptloader.min.js';
}
// 2. Mootools
if (!empty($pathMootools)) {
$cleanScripts[] = $pathMootools;
}
// 3. Mootools More
// Add Mootools more just if we have Mootools
if (!empty($pathMootoolsMore)) {
$cleanScripts[] = $pathMootoolsMore;
}
// 4. Joomla Core JS
if (!empty($pathJoomlaCore)) {
$cleanScripts[] = $pathJoomlaCore;
}
// 5. Joomla Caption JS
if (!empty($pathJoomlaCaption)) {
$cleanScripts[] = $pathJoomlaCaption;
}
// 6. Joomla Modal JS
if (!empty($pathJoomlaModal)) {
$cleanScripts[] = $pathJoomlaModal;
}
// 7. Joomla Validade JS
if (!empty($pathJoomlaValidate)) {
$cleanScripts[] = $pathJoomlaValidate;
}
// 8. Joomla Calendar Setup JS
if (!empty($pathJoomlaCalendarSetup)) {
$cleanScripts[] = $pathJoomlaCalendarSetup;
}
// 9. Joomla Calendar JS
if (!empty($pathJoomlaCalendarSetup)) {
$cleanScripts[] = $pathJoomlaCalendar;
}
// 10. Joomla Combobox JS
if (!empty($pathJoomlaCombobox)) {
$cleanScripts[] = $pathJoomlaCombobox;
}
// 11. Joomla Highlighter JS
if (!empty($pathJoomlaHighlighter)) {
$cleanScripts[] = $pathJoomlaHighlighter;
}
// 12. Joomla MooRainbow JS
if (!empty($pathJoomlaMooRainbow)) {
$cleanScripts[] = $pathJoomlaMooRainbow;
}
// 13. Joomla MooTree JS
if (!empty($pathJoomlaTree)) {
$cleanScripts[] = $pathJoomlaTree;
}
// 14. Joomla Multiselect JS
if (!empty($pathJoomlaMultiselect)) {
$cleanScripts[] = $pathJoomlaMultiselect;
}
// 15. Joomla Password Strength JS
if (!empty($pathJoomlaPasswordstrength)) {
$cleanScripts[] = $pathJoomlaPasswordstrength;
}
// 16. Joomla Progressbar JS
if (!empty($pathJoomlaProgressbar)) {
$cleanScripts[] = $pathJoomlaProgressbar;
}
// 17. Joomla SWF JS
if (!empty($pathJoomlaSwf)) {
$cleanScripts[] = $pathJoomlaSwf;
}
// 18. Joomla Switcher JS
if (!empty($pathJoomlaSwitcher)) {
$cleanScripts[] = $pathJoomlaSwitcher;
}
// 19. Joomla Tabs JS
if (!empty($pathJoomlaTabs)) {
$cleanScripts[] = $pathJoomlaTabs;
}
// 20. Joomla Uploader JS
if (!empty($pathJoomlaUploader)) {
$cleanScripts[] = $pathJoomlaUploader;
}
// Should load jQuery?
if (self::$options->jQueryLoad) {
// 21. jQuery
$cleanScripts[] = self::$jQueryPath;
// 22. jQuery noConflict
if (self::$options->jQueryNoConflict) {
$cleanScripts[] = ZEN_LIBRARY_MEDIA_URI . 'js/jquery/jquery-noconflict.js';
}
}
// 23. Other JS Scripts
if (!empty($scriptPaths)) {
$cleanScripts = array_merge($cleanScripts, $scriptPaths);
unset($scriptPaths);
}
// 24. User Script Files
$userFiles = JFolder::files('media/zen/user', 'js', false, true);
if ($userFiles) {
if (!empty($userFiles)) {
foreach ($userFiles as $file) {
$cleanScripts[] = (string) JURI::root(true) . '/' . $file;
}
}
unset($userFiles, $file);
}
// Remove old external script declarations
self::$buffer = str_replace($bufferScripts[0], '', self::$buffer);
if (self::$options->useScriptLoader) {
// Move all scripts (head, body) to the end of body
$scriptSource = self::$buffer;
} else {
// Move just head scripts, after all external scripts
preg_match('#<head[^>]*>([.\\n\\r\\s<a-bA-Z0-9\\D]*)</head>#', self::$buffer, $match);
$scriptSource = $match[0];
}
// Get explicit script tags
preg_match_all("/<script[^>]*>(.*)<\\/script>/Uis", $scriptSource, $internalJS);
if (!empty($internalJS[0])) {
foreach ($internalJS[1] as $i => $js) {
// Check if that script has a document.write, what could break the page if moved
if (preg_match("/document\\.write[\\s]*\\(/Uis", $js)) {
// Ignore scripts with document.write
unset($internalJS[0][$i], $internalJS[1][$i]);
}
}
// Remove old script declaration
self::$buffer = str_replace($internalJS[0], '', self::$buffer);
$scriptDeclarations = array_merge($internalJS[1], $scriptDeclarations);
}
$tags = '';
/**
* Process cleaned script list.
*
* If use CDN, every script will be added inside a callback.
* That callback is called when the loader succesfull load the script.
* If can not load it, so the fallback URL will be used.
* After load the fallback script, the callback is called.
*
* The ZEN_LIBRARY_NEXT_SCRIPT_TOKEN is used (replaced) to insert each script loader inside the prior callback param.
*/
$loadScriptStack = ZEN_LIBRARY_NEXT_SCRIPT_TOKEN;
if (!empty($cleanScripts)) {
$tags = '';
// Check if should move scripts to the end of body
$scriptsDestination = '</head>';
if (self::$options->useScriptLoader || self::$options->moveScriptsToBottom) {
$scriptsDestination = '</body>';
}
// Combine and cache scripts
if (self::$options->combineScripts) {
$tags .= self::getCachedScriptTag($cleanScripts);
} else {
// Prepare fallback scripts if there is any script from a CDN
$fallbackScripts = array();
if (self::$options->useScriptLoader && self::$loadScriptFromCDN) {
// Check if the script has a local copy inside fallback folder
$fallbackScripts = JFolder::files('media/zen/js/fallback', 'js', false, true);
}
$firstScript = true;
foreach ($cleanScripts as $scriptURL) {
// Check if the JS needs to be loaded using Script Loader - CDN Fallback
// First script is the loader, so ignore it
if (self::$options->useScriptLoader && self::$loadScriptFromCDN && !$firstScript) {
// Load using the script loader
// If is Mootools from CDN, use a fallback script
$fallbackURL = '';
if ($scriptURL === self::$options->mootoolsPath && self::$mootoolsFromCDN) {
$fallbackURL = '/media/system/js/mootools-core.js';
} elseif ($scriptURL === self::$options->mootoolsMorePath && self::$mootoolsMoreFromCDN) {
$fallbackURL = '/media/system/js/mootools-more.js';
} elseif ($scriptURL === self::$jQueryPath && self::$loadScriptFromCDN) {
$fallbackURL = self::getJQueryPath(ZEN_LIBRARY_DEFAULT_JQUERY, 'local');
} else {
// Get a fallback for any external script with a local copy
if (!empty($fallbackScripts)) {
$i = 0;
foreach ($fallbackScripts as $fallbackScript) {
if (ZenUtilityURI::isExternalPath($scriptURL) && basename($scriptURL) === basename($fallbackScript)) {
$fallbackURL = $fallbackScript;
unset($fallbackScripts[$i]);
}
$i++;
}
}
}
$scriptURL = self::getRelativeProtocolURL($scriptURL);
$tmpJS = "loadScript('{$scriptURL}','{$fallbackURL}',function(){" . ZEN_LIBRARY_NEXT_SCRIPT_TOKEN . "});";
$loadScriptStack = str_replace(ZEN_LIBRARY_NEXT_SCRIPT_TOKEN, $tmpJS, $loadScriptStack);
} else {
// Load as normal script tag
$scriptURL = self::getRelativeProtocolURL($scriptURL);
$tags .= "<script src=\"{$scriptURL}\" type=\"text/javascript\"></script>\n";
$firstScript = false;
}
}
}
// Inject scripts into head or body, or just the script loader chain
if (!empty($tags)) {
self::$buffer = str_replace($scriptsDestination, $tags . $scriptsDestination, self::$buffer);
}
unset($tags);
}
// Add the explicit script declarations to the end of body or head
if (!empty($scriptDeclarations)) {
$explicitScripts = '';
foreach ($scriptDeclarations as $script) {
// Add all explicit scripts together, to the same script tag
if ($loadScriptStack !== ZEN_LIBRARY_NEXT_SCRIPT_TOKEN) {
$explicitScripts .= "{$script}\n";
} else {
$explicitScripts .= "<script type=\"text/javascript\">{$script}</script>\n";
}
}
// If is not using script loader, so add all explicit scripts to the end of body
if (!($loadScriptStack !== ZEN_LIBRARY_NEXT_SCRIPT_TOKEN)) {
self::$buffer = str_replace($scriptsDestination, $explicitScripts . $scriptsDestination, self::$buffer);
$explicitScripts = '';
}
}
// Inject the script loader stack as the last script to body
if ($loadScriptStack !== ZEN_LIBRARY_NEXT_SCRIPT_TOKEN) {
$lastCallback = '';
if (!empty($explicitScripts)) {
// All that explicit scripts to the last callback, so they will be called after all scripts are loaded
$lastCallback = $explicitScripts;
}
// Fix last loader callback as empty param
$loadScriptStack = str_replace(ZEN_LIBRARY_NEXT_SCRIPT_TOKEN, $lastCallback, $loadScriptStack);
// Add container script tag
$loadScriptStack = "<script type=\"text/javascript\">{$loadScriptStack}</script>";
// Inject into body
self::$buffer = str_replace($scriptsDestination, $loadScriptStack . $scriptsDestination, self::$buffer);
}
unset($scriptDeclarations, $script, $cleanScripts);
}
// Strip old bottomscripts tag from body
self::$buffer = str_replace("__BOTTOMSCRIPTS__", '', self::$buffer);
return self::$buffer;
}
public function onAfterRender()
{
// ZenUtilityBenchmark::start('onAfterRender');
$browser = ZenUtilityBrowser::getInstance();
$options = new stdClass();
$options->useScriptLoader = (bool) $this->params->get('usescriptloader', 0);
$options->moveScriptsToBottom = (bool) $this->params->get('moveScriptsToBottom', 0);
$options->jQueryLoad = (bool) $this->params->get('loadJQuery', 1);
$options->jQuerySource = $this->params->get('source', 'google');
$options->jQueryVersion = $this->params->get('jQueryVersion');
$options->jQueryNoConflict = (bool) $this->params->get('noConflict', 1);
$options->jQueryRemoveOther = (bool) $this->params->get('jqunique', 1);
$options->jQueryRegex = $this->params->get('jqregex', ZEN_LIBRARY_JQUERY_REGEX);
$options->mootoolsHandle = (bool) $this->params->get('handleMootools', 0);
$options->mootoolsStrip = (bool) $this->params->get('stripMootools', 0);
$options->mootoolsMoreStrip = (bool) $this->params->get('stripMootoolsMore', 0);
$options->mootoolsReplace = (bool) $this->params->get('replaceMootools', 0);
$options->mootoolsMoreReplace = (bool) $this->params->get('replaceMootoolsMore', 0);
$options->mootoolsPath = $this->params->get('mootoolsPath', ZEN_LIBRARY_DEFAULT_MOOTOOLS_PATH);
$options->mootoolsMorePath = $this->params->get('mootoolsMorePath', ZEN_LIBRARY_DEFAULT_MOOTOOLS_MORE_PATH);
$options->customScripts = ZenScriptHandler::prepareCustomScripts($this->params->get('addCustomScripts', ''));
$options->customScriptsStrip = (bool) $this->params->get('stripCustom', 0);
$options->customScriptsToStrip = ZenScriptHandler::prepareCustomScriptsToStrip($this->params->get('customScripts', ''));
// Lazy load Images
if ($this->params->get('lazyload', 0)) {
JLoader::import('zen.addon.lazyload', ZEN_LIBRARY_PATH);
$options->customScripts[] = ZenAddonLazyloadimages::getScriptFile();
$options->scriptDeclarations[] = ZenAddonLazyloadimages::getScript($this->params->get('llSelector', 'img'));
}
// IE 6 Warning
if ($this->params->get('ie6Warning', 1) && $browser->isIE6) {
JLoader::import('zen.addon.ie6warning', ZEN_LIBRARY_PATH);
$options->customScripts[] = ZenAddonIe6warning::getScriptFile();
}
// Scroll Top
if ($this->params->get('scrollTop', 1)) {
JLoader::import('zen.addon.scrolltop', ZEN_LIBRARY_PATH);
if (ZenAddonScrolltop::browserIsCompatible()) {
$text = $this->params->get('scrollText', '^ Back To Top');
if ($this->params->get('scrollTextTranslate', 1)) {
$text = JText::_($text);
}
$options->scriptDeclarations[] = ZenAddonScrolltop::getScript($text);
unset($text);
}
}
$buffer = JResponse::getBody();
$buffer = ZenScriptHandler::handleScripts($buffer, $options);
JResponse::setBody($buffer);
// ZenUtilityBenchmark::stop('onAfterRender');
return true;
}
