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<?php
/**
* @name Slideshow CK
* @package com_slideshowck
* @copyright Copyright (C) 2019. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
* @author Cedric Keiflin - https://www.template-creator.com - https://www.joomlack.fr
*/
// No direct access
defined('_JEXEC') or die;
require_once JPATH_ADMINISTRATOR . '/components/com_slideshowck/helpers/defines.php';
use Slideshowck\CKInput;
use Slideshowck\CKFof;
use Slideshowck\CKText;
/**
* Helper Class.
*/
class SlideshowckHelper {
static $cssreplacements;
/*
* Load the JS and CSS files needed to use CKBox
*
* Return void
*/
public static function loadCkbox() {
$doc = JFactory::getDocument();
JHtml::_('jquery.framework', true);
// $doc->addScript(JUri::root(true) . '/media/jui/js/jquery.min.js');
$doc->addStyleSheet(SLIDESHOWCK_MEDIA_URI . '/assets/ckbox.css');
$doc->addScript(SLIDESHOWCK_MEDIA_URI . '/assets/ckbox.js');
}
/*
* Load the JS and CSS files needed to use CKBox
*
* Return void
*/
// public static function loadCKFramework() {
// $doc = JFactory::getDocument();
// $doc->addScript(JUri::root(true) . '/media/jui/js/jquery.min.js');
// $doc->addStyleSheet(SLIDESHOWCK_MEDIA_URI . '/assets/ckframework.css');
// }
/*
* Load the JS and CSS files needed to use CKBox
*
* Return void
*/
/*public static function loadInlineCKFramework() {
?>
<script src="<?php echo JUri::root(true) ?>/media/jui/js/jquery.min.js" type="text/javascript"></script>
<link rel="stylesheet" href="<?php echo JUri::root(true) ?>/components/com_slideshowck/assets/font-awesome.min.css" type="text/css" />
<link rel="stylesheet" href="<?php echo SLIDESHOWCK_MEDIA_URI ?>/assets/ckframework.css" type="text/css" />
<?php
}*/
/**
* Convert a hexa decimal color code to its RGB equivalent
*
* @param string $hexStr (hexadecimal color value)
* @param boolean $returnAsString (if set true, returns the value separated by the separator character. Otherwise returns associative array)
* @param string $seperator (to separate RGB values. Applicable only if second parameter is true.)
* @return array or string (depending on second parameter. Returns False if invalid hex color value)
*/
static function hex2RGB($hexStr, $opacity) {
$hexStr = preg_replace("/[^0-9A-Fa-f]/", '', $hexStr); // Gets a proper hex string
$rgbArray = array();
if (strlen($hexStr) == 6) { //If a proper hex code, convert using bitwise operation. No overhead... faster
$colorVal = hexdec($hexStr);
$rgbArray['red'] = 0xFF & ($colorVal >> 0x10);
$rgbArray['green'] = 0xFF & ($colorVal >> 0x8);
$rgbArray['blue'] = 0xFF & $colorVal;
} elseif (strlen($hexStr) == 3) { //if shorthand notation, need some string manipulations
$rgbArray['red'] = hexdec(str_repeat(substr($hexStr, 0, 1), 2));
$rgbArray['green'] = hexdec(str_repeat(substr($hexStr, 1, 1), 2));
$rgbArray['blue'] = hexdec(str_repeat(substr($hexStr, 2, 1), 2));
} else {
return false; //Invalid hex color code
}
$rgbacolor = "rgba(" . $rgbArray['red'] . "," . $rgbArray['green'] . "," . $rgbArray['blue'] . "," . ($opacity / 100) . ")";
return $rgbacolor;
}
/**
* Test if there is already a unit, else add the px
*
* @param string $value
* @return string
*/
public static function testUnit($value) {
if ((stristr($value, 'px')) OR (stristr($value, 'em')) OR (stristr($value, '%'))) {
return $value;
}
if ($value == '') {
$value = 0;
}
return $value . 'px';
}
/**
* Remove special character
*/
public static function cleanName($path) {
return preg_replace('/[^a-z0-9]/i', '_', $path);
}
public static function formatPath($p) {
return trim(str_replace("\\", "/", $p), "/");
}
/**
* Get a subtring with the max length setting.
*
* @param string $text;
* @param int $length limit characters showing;
* @param string $replacer;
* @return tring;
*/
public static function substring($text, $length = 100, $replacer = '...', $isStrips = true, $stringtags = '') {
if($isStrips){
$text = preg_replace('/\<p.*\>/Us','',$text);
$text = str_replace('</p>','<br/>',$text);
$text = strip_tags($text, $stringtags);
}
if(function_exists('mb_strlen')){
if (mb_strlen($text) < $length) return $text;
$text = mb_substr($text, 0, $length);
}else{
if (strlen($text) < $length) return $text;
$text = substr($text, 0, $length);
}
return $text . $replacer;
}
/*
* update the table
*/
/*public static function createTableOptions() {
$sqlsrc = SLIDESHOWCK_PATH . '/sql/updates/2.4.0.sql';
$query = file_get_contents($sqlsrc);
$db = JFactory::getDbo();
$db->setQuery($query);
if (!$db->execute()) {
echo '<p class="alert alert-danger">Error during table options creation</p>';
} else {
echo '<p class="alert alert-success">Table options successfully created</p>';
}
}*/
/**
* Get the name of the style
*/
public static function getStyleNameById($id) {
if (! $id) return '';
// Create a new query object.
$db = JFactory::getDbo();
$query = $db->getQuery(true);
// Select the required fields from the table.
$query->select('a.name');
$query->from($db->quoteName('#__slideshowck_styles') . ' AS a');
$query->where('(a.state IN (0, 1))');
$query->where('a.id = ' . (int)$id);
// Reset the query using our newly populated query object.
$db->setQuery($query);
// Load the results as a list of stdClass objects (see later for more options on retrieving data).
$results = $db->loadResult();
return $results;
}
/**
* Create the list of all modules published as Object
*
* $file string the image path
* $x integer the new image width
* $y integer the new image height
*
* @return Boolean True on Success
*/
static function resizeImage($file, $x, $y = '', $thumbpath = 'th', $thumbsuffix = '_th') {
if (!$file)
return;
$thumbext = explode(".", $file);
$thumbext = end($thumbext);
$thumbfile = str_replace(basename($file), $thumbpath . "/" . basename($file), $file);
$thumbfile = str_replace("." . $thumbext, $thumbsuffix . "." . $thumbext, $thumbfile);
$filetmp = JPATH_ROOT . '/' . $file;
$filetmp = str_replace("%20", " ", $filetmp);
if (! file_exists($filetmp))
return $file;
$size = getimagesize($filetmp);
if ($size[0] > $size[1] || !$y) // paysage
{
$y = $x * $size[1] / $size[0];
} else
{
$x = $y * $size[0] / $size[1];
}
if ($size) {
if (JFile::exists($thumbfile)) {
return $thumbfile;
}
$thumbfolder = str_replace(basename($file), $thumbpath . "/", $filetmp);
if (!JFolder::exists($thumbfolder)) {
JFolder::create($thumbfolder);
JFile::copy(JPATH_ROOT . '/modules/mod_slideshowck/index.html', $thumbfolder . 'index.html' );
}
if ($size['mime'] == 'image/jpeg') {
$img_big = imagecreatefromjpeg($filetmp); # On ouvre l'image d'origine
$img_new = imagecreate($x, $y);
# création de la miniature
$img_mini = imagecreatetruecolor($x, $y) or $img_mini = imagecreate($x, $y);
// copie de l'image, avec le redimensionnement.
imagecopyresized($img_mini, $img_big, 0, 0, 0, 0, $x, $y, $size[0], $size[1]);
imagejpeg($img_mini, JPATH_ROOT . '/' . $thumbfile);
} elseif ($size['mime'] == 'image/png') {
$img_big = imagecreatefrompng($filetmp); # On ouvre l'image d'origine
$img_new = imagecreate($x, $y);
# création de la miniature
$img_mini = imagecreatetruecolor($x, $y) or $img_mini = imagecreate($x, $y);
// copie de l'image, avec le redimensionnement.
imagecopyresized($img_mini, $img_big, 0, 0, 0, 0, $x, $y, $size[0], $size[1]);
imagepng($img_mini, JPATH_ROOT . '/' . $thumbfile);
} elseif ($size['mime'] == 'image/gif') {
$img_big = imagecreatefromgif($filetmp); # On ouvre l'image d'origine
$img_new = imagecreate($x, $y);
# création de la miniature
$img_mini = imagecreatetruecolor($x, $y) or $img_mini = imagecreate($x, $y);
// copie de l'image, avec le redimensionnement.
imagecopyresized($img_mini, $img_big, 0, 0, 0, 0, $x, $y, $size[0], $size[1]);
imagegif($img_mini, JPATH_ROOT . '/' . $thumbfile);
}
//echo 'Image redimensionnée !';
}
return $thumbfile;
}
/*
* Make empty slide object
*/
public static function initItem() {
$item = new stdClass();
$item->image = null;
$item->link = null;
$item->title = null;
$item->text = null;
$item->more = array();
$item->alignment = null;
$item->time = null;
$item->target = 'default';
$item->video = null;
$item->texttype = null;
$item->articleid = null;
return $item;
}
/*
* Convert an old item to the new convention
*/
public static function legacyUpdateItem(&$item) {
$newItem = self::initItem();
foreach ($newItem as $key => $value) {
if (!isset($item->$key)) $item->$key = $value;
}
$item->image = $item->imgname;
$item->link = $item->imglink;
$item->time = $item->imgtime;
$item->thumb = $item->imgthumb;
$item->title = $item->imgtitle;
$item->text = strip_tags($item->imgcaption);
}
/*
* Convert an item to the old convention to render in a V1 layout
* To call manually in the layout file
*/
public static function legacyItemForV1Layout(&$item) {
$newItem = self::initItem();
foreach ($newItem as $key => $value) {
if (!isset($item->$key)) $item->$key = $value;
}
$item->imgname = $item->image;
$item->imglink = $item->link;
$item->imgtime = $item->time;
$item->imgthumb = $item->imgname;
// $item->imgthumb = $item->thumb;
$item->imgtitle = $item->title;
$item->imgcaption = $item->text;
$item->imgalignment = $item->alignment;
$item->imgtime = $item->time;
$item->imgtarget = $item->target;
$item->imgvideo = $item->video;
$item->article = null;
}
/**
* Set the correct video link
*
* $videolink string the video path
*
* @return string the new video path
*/
static function setVideolink($videolink) {
// youtube
if (stristr($videolink, 'youtu.be')) {
$videolink = str_replace('youtu.be', 'www.youtube.com/embed', $videolink);
} else if (stristr($videolink, 'www.youtube.com') AND !stristr($videolink, 'embed')) {
$videolink = str_replace('youtube.com', 'youtube.com/embed', $videolink);
}
if (strpos($videolink, 'http') !== false) $videolink .= ( stristr($videolink, '?')) ? '&wmode=transparent' : '?wmode=transparent';
return $videolink;
}
/**
* Set the correct video link
*
* $videolink string the video path
*
* @return string the new video path
*/
static function setImageUrl($url) {
if (strpos($url, 'http') !== 0) {
$url = JUri::root(true) . '/' . trim($url, '/');
}
return $url;
}
/**
* Truncates text blocks over the specified character limit and closes
* all open HTML tags. The method will optionally not truncate an individual
* word, it will find the first space that is within the limit and
* truncate at that point. This method is UTF-8 safe.
*
* @param string $text The text to truncate.
* @param integer $length The maximum length of the text.
* @param boolean $noSplit Don't split a word if that is where the cutoff occurs (default: true).
* @param boolean $allowHtml Allow HTML tags in the output, and close any open tags (default: true).
*
* @return string The truncated text.
*
* @since 11.1
*/
public static function truncate($text, $length = 0, $noSplit = true, $allowHtml = true) {
if ($length == 0) return '';
// Check if HTML tags are allowed.
if (!$allowHtml) {
// Deal with spacing issues in the input.
$text = str_replace('>', '> ', $text);
$text = str_replace(array(' ', ' '), ' ', $text);
$text = JString::trim(preg_replace('#\s+#mui', ' ', $text));
// Strip the tags from the input and decode entities.
$text = strip_tags($text);
$text = html_entity_decode($text, ENT_QUOTES, 'UTF-8');
// Remove remaining extra spaces.
$text = str_replace(' ', ' ', $text);
$text = JString::trim(preg_replace('#\s+#mui', ' ', $text));
}
// Truncate the item text if it is too long.
if ($length > 0 && JString::strlen($text) > $length) {
// Find the first space within the allowed length.
$tmp = JString::substr($text, 0, $length);
if ($noSplit) {
$offset = JString::strrpos($tmp, ' ');
if (JString::strrpos($tmp, '<') > JString::strrpos($tmp, '>')) {
$offset = JString::strrpos($tmp, '<');
}
$tmp = JString::substr($tmp, 0, $offset);
// If we don't have 3 characters of room, go to the second space within the limit.
if (JString::strlen($tmp) > $length - 3) {
$tmp = JString::substr($tmp, 0, JString::strrpos($tmp, ' '));
}
}
if ($allowHtml) {
// Put all opened tags into an array
preg_match_all("#<([a-z][a-z0-9]*)\b.*?(?!/)>#i", $tmp, $result);
$openedTags = $result[1];
$openedTags = array_diff($openedTags, array("img", "hr", "br"));
$openedTags = array_values($openedTags);
// Put all closed tags into an array
preg_match_all("#</([a-z]+)>#iU", $tmp, $result);
$closedTags = $result[1];
$numOpened = count($openedTags);
// All tags are closed
if (count($closedTags) == $numOpened) {
return $tmp . '...';
}
$tmp .= '...';
$openedTags = array_reverse($openedTags);
// Close tags
for ($i = 0; $i < $numOpened; $i++) {
if (!in_array($openedTags[$i], $closedTags)) {
$tmp .= "</" . $openedTags[$i] . ">";
} else {
unset($closedTags[array_search($openedTags[$i], $closedTags)]);
}
}
}
$text = $tmp;
}
return $text;
}
static function getArticle($item) {
// load the content articles file
$com_path = JPATH_SITE . '/components/com_content/';
require_once $com_path . 'router.php';
require_once $com_path . 'helpers/route.php';
JModelLegacy::addIncludePath($com_path . '/models', 'ContentModel');
// Access filter
$access = !JComponentHelper::getParams('com_content')->get('show_noauth');
$authorised = JAccess::getAuthorisedViewLevels(JFactory::getUser()->get('id'));
// Get an instance of the generic articles model
$articles = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));
// Set application parameters in model
$app = JFactory::getApplication();
// $appParams = $app->getParams();
$articles->setState('params', JComponentHelper::getParams('com_content'));
// $articles->setState('params', $appParams);
$articles->setState('filter.published', 1);
// $item->slidearticleid = isset($item->slidearticleid) ? $item->slidearticleid : $item->articleid;
$articles->setState('filter.article_id', $item->slidearticleid);
$items2 = $articles->getItems();
$item->article = $items2[0];
$item->text = $item->article->introtext;
// $item->text = JHTML::_('content.prepare', $item->text);
$item->title = $item->article->title;
// set the item link to the article depending on the user rights
if ($access || in_array($item->article->access, $authorised)) {
// We know that user has the privilege to view the article
$item->slug = $item->article->id . ':' . $item->article->alias;
$item->catslug = $item->article->catid ? $item->article->catid . ':' . $item->article->category_alias : $item->article->catid;
$item->link = JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catslug));
} else {
$app = JFactory::getApplication();
$menu = $app->getMenu();
$menuitems = $menu->getItems('link', 'index.php?option=com_users&view=login');
if (isset($menuitems[0])) {
$Itemid = $menuitems[0]->id;
} elseif ($app->input->get('Itemid', 0, 'int') > 0) {
$Itemid = $app->input->get('Itemid', 0, 'int');
}
$item->link = JRoute::_('index.php?option=com_users&view=login&Itemid=' . $Itemid);
}
return $item;
}
/**
* List the replacement between the tags and the real final CSS rules
*/
public static function getCssReplacement() {
if (! empty(self::$cssreplacements)) return self::$cssreplacements;
self::$cssreplacements = Array(
'[container]' => ''
,'[slide]' => '.cameraSlide img'
,'[caption]' => '.camera_caption > div'
,'[title]' => '.camera_caption_title'
,'[text]' => '.camera_caption_desc'
,'[button]' => 'a.camera-button'
,'[buttonhover]' => 'a.camera-button:hover'
// ,'[thumbs]' => '.camera_pag_ul li img'
,'[paginationdotthumbs]' => '.camera_pag_ul li img'
);
return self::$cssreplacements;
}
/**
* Get the CSS of the style
* @id - the style ID
*/
public static function getStyleLayoutcss($id) {
if (! $id) return '';
// Create a new query object.
$db = JFactory::getDbo();
$query = $db->getQuery(true);
// Select the required fields from the table.
$query->select('a.layoutcss');
$query->from($db->quoteName('#__slideshowck_styles') . ' AS a');
$query->where('(a.state IN (0, 1))');
$query->where('a.id = ' . (int)$id);
// Reset the query using our newly populated query object.
$db->setQuery($query);
// Load the results as a list of stdClass objects (see later for more options on retrieving data).
$result = $db->loadResult();
self::makeCssReplacement($result);
return $result;
}
public static function makeCssReplacement(&$css) {
$cssreplacements = self::getCssReplacement();
foreach ($cssreplacements as $tag => $rep) {
$css = str_replace($tag, $rep, $css);
}
// return $css;
}
public static function getProMessage() {
$html = '<div class="ckinfo"><i class="fas fa-info"></i><a href="https://www.joomlack.fr/en/joomla-extensions/slideshow-ck" target="_blank">' . JText::_('SLIDESHOWCK_ONLY_PRO') . '</a></div>';
return $html;
}
public static function getProPreview($imgName) {
$html = '<div class="ckpropreview">'
. '<img src="' . SLIDESHOWCK_MEDIA_URL . '/images/proonly/' . $imgName . '" />'
. '<a href="https://www.joomlack.fr/en/joomla-extensions/slideshow-ck" target="_blank">' . JText::_('SLIDESHOWCK_ONLY_PRO') . '</a>'
. '</div>';
return $html;
}
}