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Remove unused code

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pull/3768/head
Julio Montoya 5 years ago
parent ad5dd86ffa
commit 2c738396a5
2 changed files with 0 additions and 536 deletions
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  1. 536
      public/main/document/slideshow.php
  2. BIN
      public/main/social/loadingAnimation.gif

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public/main/document/slideshow.php
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<?php
/* For licensing terms, see /license.txt */
use ChamiloSession as Session;
/**
* @author Patrick Cool patrick.cool@UGent.be Ghent University Mai 2004
* @author Julio Montoya Lots of improvements, cleaning, adding security
* @author Juan Carlos Raña Trabado herodoto@telefonica.net January 2008
*/
require_once __DIR__.'/../inc/global.inc.php';
api_protect_course_script();
$curdirpath = $path = isset($_GET['curdirpath']) ? Security::remove_XSS($_GET['curdirpath']) : null;
$courseInfo = api_get_course_info();
$pathurl = urlencode($path);
$slide_id = isset($_GET['slide_id']) ? Security::remove_XSS($_GET['slide_id']) : null;
$document_id = isset($_REQUEST['id']) ? (int) $_REQUEST['id'] : null;
$isAllowedToEdit = api_is_allowed_to_edit(null, true);
if (empty($slide_id)) {
$edit_slide_id = 1;
} else {
$edit_slide_id = $slide_id;
}
if ('/' != $path) {
$folder = $path.'/';
} else {
$folder = '/';
}
$sys_course_path = api_get_path(SYS_COURSE_PATH);
// Breadcrumb navigation
$url = 'document.php?curdirpath='.$pathurl.'&'.api_get_cidreq();
$originaltoolname = get_lang('Documents');
$_course = api_get_course_info();
$interbreadcrumb[] = ['url' => Security::remove_XSS($url), 'name' => $originaltoolname];
$originaltoolname = get_lang('Slideshow');
$sessionId = api_get_session_id();
$groupIid = 0;
$groupMemberWithEditRights = false;
// Setting group variables.
if (!empty($groupId)) {
$group_properties = GroupManager::get_group_properties($groupId);
$groupIid = isset($group_properties['iid']) ? $group_properties['iid'] : 0;
}
Display::display_header($originaltoolname, 'Doc');
$slideshowKey = 'slideshow_'.api_get_course_id().api_get_session_id().$curdirpath;
$documentAndFolders = Session::read($slideshowKey);
if (empty($documentAndFolders)) {
$documentAndFolders = DocumentManager::getAllDocumentData(
$courseInfo,
$curdirpath,
$groupIid,
null,
$isAllowedToEdit,
false
);
Session::write($slideshowKey, $documentAndFolders);
}
require 'document_slideshow.inc.php';
// Calculating the current slide, next slide, previous slide and the number of slides
$slide = null;
if ('all' != $slide_id) {
$slide = $slide_id ? $slide_id : 0;
$previous_slide = $slide - 1;
$next_slide = $slide + 1;
}
$total_slides = count($image_files_only);
echo '<div class="actions">';
if ('all' != $slide_id) {
$image = null;
if (isset($image_files_only[$slide])) {
$image = $sys_course_path.$_course['path'].'/document'.$folder.$image_files_only[$slide];
}
if (file_exists($image)) {
echo '<div class="actions-pagination">';
// Back forward buttons
if (0 == $slide) {
$imgp = 'action_prev_na.png';
$first = Display::return_icon('action_first_na.png');
} else {
$imgp = 'action_prev.png';
$first = '<a href="slideshow.php?slide_id=0&curdirpath='.$pathurl.'&'.api_get_cidreq().'">
'.Display::return_icon('action_first.png', get_lang('First slide')).'
</a>';
}
// First slide
echo $first;
// Previous slide
if ($slide > 0) {
echo '<a href="slideshow.php?slide_id='.$previous_slide.'&curdirpath='.$pathurl.'&'.api_get_cidreq().'">';
}
echo Display::return_icon($imgp, get_lang('Previous'));
if ($slide > 0) {
echo '</a>';
}
// Divider
echo ' [ '.$next_slide.'/'.$total_slides.' ] ';
// Next slide
if ($slide < $total_slides - 1) {
echo '<a href="slideshow.php?slide_id='.$next_slide.'&curdirpath='.$pathurl.'&'.api_get_cidreq().'">';
}
if ($slide == $total_slides - 1) {
$imgn = 'action_next_na.png';
$last = Display::return_icon('action_last_na.png', get_lang('Last slide'));
} else {
$imgn = 'action_next.png';
$last = '<a href="slideshow.php?slide_id='.($total_slides - 1).'&curdirpath='.$pathurl.'&'.api_get_cidreq().'">
'.Display::return_icon('action_last.png', get_lang('Last slide')).'
</a>';
}
echo Display::return_icon($imgn, get_lang('Next'));
if ($slide > 0) {
echo '</a>';
}
// Last slide
echo $last;
echo '</div>';
}
}
echo Display::url(
Display::return_icon('folder_up.png', get_lang('Up'), '', ICON_SIZE_MEDIUM),
api_get_path(WEB_CODE_PATH).'document/document.php?'.api_get_cidreq().'&id='.$document_id
);
// Show thumbnails
if ('all' != $slide_id) {
echo '<a href="slideshow.php?slide_id=all&curdirpath='.$pathurl.'&'.api_get_cidreq().'">'.
Display::return_icon('thumbnails.png', get_lang('Show Thumbnails'), '', ICON_SIZE_MEDIUM).'</a>';
} else {
echo Display::return_icon('thumbnails_na.png', get_lang('Show Thumbnails'), '', ICON_SIZE_MEDIUM);
}
// Slideshow options
echo '<a href="slideshowoptions.php?curdirpath='.$pathurl.'&'.api_get_cidreq().'">'.
Display::return_icon('settings.png', get_lang('Gallery settings'), '', ICON_SIZE_MEDIUM).'</a>';
echo '</div>';
echo '<br />';
/* TREATING THE POST DATA FROM SLIDESHOW OPTIONS */
// If we come from slideshowoptions.php we sessionize (new word !!! ;-) the options
if (isset($_POST['Submit'])) {
// We come from slideshowoptions.php
Session::write('image_resizing', Security::remove_XSS($_POST['radio_resizing']));
if ('resizing' == $_POST['radio_resizing'] && '' != $_POST['width'] && '' != $_POST['height']) {
Session::write('image_resizing_width', Security::remove_XSS($_POST['width']));
Session::write('image_resizing_height', Security::remove_XSS($_POST['height']));
} else {
Session::write('image_resizing_width', null);
Session::write('image_resizing_height', null);
}
}
$target_width = $target_height = null;
$imageResize = Session::read('image_resizing');
// The target height and width depends if we choose resizing or no resizing
if ('resizing' == $imageResize) {
$target_width = Session::read('image_resizing_width');
$target_height = Session::read('image_resizing_height');
}
/* THUMBNAIL VIEW */
// This is for viewing all the images in the slideshow as thumbnails.
$image_tag = [];
$html = '';
if ('all' == $slide_id) {
// Config for make thumbnails
$allowed_thumbnail_types = ['jpg', 'jpeg', 'gif', 'png'];
$max_thumbnail_width = 250;
$max_thumbnail_height = 250;
$png_compression = 0; //0(none)-9
$jpg_quality = 75; //from 0 to 100 (default is 75). More quality less compression
$directory_thumbnails = $sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/';
//Other parameters only for show tumbnails
$row_items = 4; //only in slideshow.php
$number_image = 7; //num icons cols to show
$thumbnail_width_frame = $max_thumbnail_width; //optional $max_thumbnail_width+x
$thumbnail_height_frame = $max_thumbnail_height;
// Create the template_thumbnails folder (if no exist)
if (!file_exists($directory_thumbnails)) {
@mkdir($directory_thumbnails, api_get_permissions_for_new_directories());
}
// check files and thumbnails
if (is_array($image_files_only)) {
foreach ($image_files_only as $one_image_file) {
$image = $sys_course_path.$_course['path'].'/document'.$folder.$one_image_file;
$image_thumbnail = $directory_thumbnails.'.'.$one_image_file;
if (file_exists($image)) {
//check thumbnail
$imagetype = explode(".", $image);
//or check $imagetype = image_type_to_extension(exif_imagetype($image), false);
$imagetype = strtolower($imagetype[count($imagetype) - 1]);
if (in_array($imagetype, $allowed_thumbnail_types)) {
if (!file_exists($image_thumbnail)) {
//run each once we view thumbnails is too heavy,
// then need move into !file_exists($image_thumbnail,
// and only run when haven't the thumbnail
$original_image_size = api_getimagesize($image);
switch ($imagetype) {
case 'gif':
$source_img = imagecreatefromgif($image);
break;
case 'jpg':
$source_img = imagecreatefromjpeg($image);
break;
case 'jpeg':
$source_img = imagecreatefromjpeg($image);
break;
case 'png':
$source_img = imagecreatefrompng($image);
break;
}
$new_thumbnail_size = api_calculate_image_size(
$original_image_size['width'],
$original_image_size['height'],
$max_thumbnail_width,
$max_thumbnail_height
);
if ($max_thumbnail_width > $original_image_size['width'] &&
$max_thumbnail_height > $original_image_size['height']
) {
$new_thumbnail_size['width'] = $original_image_size['width'];
$new_thumbnail_size['height'] = $original_image_size['height'];
}
$crop = imagecreatetruecolor($new_thumbnail_size['width'], $new_thumbnail_size['height']);
// preserve transparency
if ('png' == $imagetype) {
imagesavealpha($crop, true);
$color = imagecolorallocatealpha($crop, 0x00, 0x00, 0x00, 127);
imagefill($crop, 0, 0, $color);
}
if ('gif' == $imagetype) {
$transindex = imagecolortransparent($source_img);
$palletsize = imagecolorstotal($source_img);
//GIF89a for transparent and anim (first clip), either GIF87a
if ($transindex >= 0 && $transindex < $palletsize) {
$transcol = imagecolorsforindex($source_img, $transindex);
$transindex = imagecolorallocatealpha(
$crop,
$transcol['red'],
$transcol['green'],
$transcol['blue'],
127
);
imagefill($crop, 0, 0, $transindex);
imagecolortransparent($crop, $transindex);
}
}
// Resampled image
imagecopyresampled(
$crop,
$source_img,
0,
0,
0,
0,
$new_thumbnail_size['width'],
$new_thumbnail_size['height'],
$original_image_size['width'],
$original_image_size['height']
);
switch ($imagetype) {
case 'gif':
imagegif($crop, $image_thumbnail);
break;
case 'jpg':
imagejpeg($crop, $image_thumbnail, $jpg_quality);
break;
case 'jpeg':
imagejpeg($crop, $image_thumbnail, $jpg_quality);
break;
case 'png':
imagepng($crop, $image_thumbnail, $png_compression);
break;
}
//clean memory
imagedestroy($crop);
}//end !exist thumbnail
//show thumbnail and link
$one_image_thumbnail_file = '.thumbs/.'.$one_image_file; //get path thumbnail
$doc_url = ($path && '/' !== $path) ? $path.'/'.$one_image_thumbnail_file : $path.$one_image_thumbnail_file;
$image_tag[] = '<img class="img-gallery" src="download.php?doc_url='.$doc_url.'" border="0" title="'.$one_image_file.'">';
} else {
// If images aren't support by gd (not gif, jpg, jpeg, png)
if ('bmp' == $imagetype) {
// use getimagesize instead api_getimagesize($image);
// because api_getimagesize doesn't support bmp files.
// Put here for each show, only for a few bmp files isn't heavy
$original_image_size = getimagesize($image);
if ($max_thumbnail_width < $original_image_size[0] ||
$max_thumbnail_height < $original_image_size[1]
) {
//don't use resize_image because doesn't run with bmp files
$thumbnail_size = api_calculate_image_size(
$original_image_size[0],
$original_image_size[1],
$max_thumbnail_width,
$max_thumbnail_height
);
$image_height = $thumbnail_size['height'];
$image_width = $thumbnail_size['width'];
} else {
$image_height = $original_image_size[0];
$image_width = $original_image_size[1];
}
} else {
// Example for svg files,...
$image_width = $max_thumbnail_width;
$image_height = $max_thumbnail_height;
}
$doc_url = ($path && '/' !== $path) ? $path.'/'.$one_image_file : $path.$one_image_file;
$image_tag[] = '<img
src="download.php?doc_url='.$doc_url.'"
border="0"
width="'.$image_width.'" height="'.$image_height.'" title="'.$one_image_file.'">';
}
}
}
}
// Creating the table
$html_table = '';
$i = 0;
$count_image = count($image_tag);
$number_iteration = ceil($count_image / $number_image);
$p = 0;
$html = '';
$html .= '<div class="gallery">';
for ($k = 0; $k < $number_iteration; $k++) {
for ($i = 0; $i < $number_image; $i++) {
if (isset($image_tag[$p])) {
$html .= '<div class="col-xs-6 col-sm-3 col-md-2">';
$html .= '<div class="canvas-one">';
$html .= '<a class="canvas-two" href="slideshow.php?slide_id='.$p.'&curdirpath='.$pathurl.'">';
$html .= '<div class="frame">';
$html .= '<div class="photo">';
$html .= $image_tag[$p];
$html .= '</div>';
$html .= '</div>';
$html .= '</a>';
$html .= '</div>';
$html .= '</div>';
}
$p++;
}
}
$html .= '</div>';
}
echo $html;
/* ONE AT A TIME VIEW */
$course_id = api_get_course_int_id();
// This is for viewing all the images in the slideshow one at a time.
if ('all' != $slide_id && !empty($image_files_only)) {
if (file_exists($image) && is_file($image)) {
$image_height_width = DocumentManager::resizeImageSlideShow($image, $target_width, $target_height);
$image_height = $image_height_width[0];
$image_width = $image_height_width[1];
$height_width_tags = null;
if ('resizing' == $imageResize) {
$height_width_tags = 'width="'.$image_width.'" height="'.$image_height.'"';
}
// This is done really quickly and should be cleaned up a little bit using the API functions
$tbl_documents = Database::get_course_table(TABLE_DOCUMENT);
if ('/' == $path) {
$pathpart = '/';
} else {
$pathpart = $path.'/';
}
$sql = "SELECT * FROM $tbl_documents
WHERE
c_id = $course_id AND
path = '".Database::escape_string($pathpart.$image_files_only[$slide])."'";
$result = Database::query($sql);
$row = Database::fetch_array($result);
echo '<div class="thumbnail">';
if ($slide < $total_slides - 1 && 'all' != $slide_id) {
echo "<a href='slideshow.php?slide_id=".$next_slide."&curdirpath=$pathurl'>";
} else {
echo "<a href='slideshow.php?slide_id=0&curdirpath=$pathurl'>";
}
if ('/' == $path) {
$path = '';
}
list($width, $height) = getimagesize($image);
// Auto resize
if ('resizing' == $imageResize) {
?>
<script>
var initial_width='<?php echo $width; ?>';
var initial_height='<?php echo $height; ?>';
var height = window.innerHeight -320;
var width = window.innerWidth -360;
if (initial_height>height || initial_width>width) {
start_width = width;
start_height= height;
} else {
start_width = initial_width;
start_height = initial_height;
}
document.write('<img id="image" src="<?php echo 'download.php?doc_url='.$path.'/'.$image_files_only[$slide]; ?>" width="'+start_width+'" height="'+start_height+'" border="0" alt="<?php echo $image_files_only[$slide]; ?>">');
function resizeImage() {
var resize_factor_width = width / initial_width;
var resize_factor_height = height / initial_height;
var delta_width = width - initial_width * resize_factor_height;
var delta_height = height - initial_height * resize_factor_width;
if (delta_width > delta_height) {
width = Math.ceil(initial_width * resize_factor_height);
height= Math.ceil(initial_height * resize_factor_height);
} else if(delta_width < delta_height) {
width = Math.ceil(initial_width * resize_factor_width);
height = Math.ceil(initial_height * resize_factor_width);
} else {
width = Math.ceil(width);
height = Math.ceil(height);
}
document.getElementById('image').style.height = height +"px";
document.getElementById('image').style.width = width +"px";
document.getElementById('td_image').style.background='none';
document.getElementById('image').style.visibility='visible';
}
if (initial_height > height || initial_width > width) {
document.getElementById('image').style.visibility='hidden';
document.getElementById('td_image').style.background='url(<?php echo Display::returnIconPath('loadingAnimation.gif'); ?>) center no-repeat';
document.getElementById('image').onload = resizeImage;
window.onresize = resizeImage;
}
</script>
<?php
} else {
echo "<img
class=\"img-fluid\"
src='download.php?doc_url=$path/".$image_files_only[$slide]."' alt='".$image_files_only[$slide]."'
border='0'".$height_width_tags.'>';
}
echo '</a>';
echo '<div class="caption text-center">';
echo Display::tag('h3', $row['title']);
echo '<p>'.$row['comment'].'</p>';
echo '</div>';
echo '</div>';
if (api_is_allowed_to_edit(null, true)) {
echo '<ul class="list-unstyled">';
$aux = explode('.', htmlspecialchars($image_files_only[$slide]));
$ext = $aux[count($aux) - 1];
if ('resizing' == $imageResize) {
$resize_info = get_lang('RESIZE').'<br />';
$resize_width = Session::read('image_resizing_width').' x ';
$resize_height = Session::read('image_resizing_height');
} elseif ('noresizing' != $imageResize) {
$resize_info = get_lang('RESIZE').'<br />';
$resize_width = get_lang('Auto').' x ';
$resize_height = get_lang('Auto');
} else {
$resize_info = get_lang('NoRESIZE').'<br />';
$resize_width = '';
$resize_height = '';
}
echo '<li class="text-center">';
echo $image_files_only[$slide].' ';
echo Display::toolbarButton(
get_lang('Edit'),
'edit_document.php?'.api_get_cidreq().'&'.http_build_query([
'id' => $row['id'],
'origin' => 'slideshow',
'origin_opt' => $edit_slide_id,
'curdirpath' => $pathurl,
]),
'edit',
'link',
[],
false
);
echo '</li>';
echo '<li class="text-center">'.$width.' x '.$height.'</li>';
echo '<li class="text-center">'.round((filesize($image) / 1024), 2).' KB - '.$ext.'</li>';
echo '<li class="text-center">'.$resize_info.'</li>';
echo '<li class="text-center">'.$resize_width.'</li>';
echo '<li class="text-center">'.$resize_height.'</li>';
echo '</ul>';
}
} else {
echo Display::return_message(get_lang('The file was not found'), 'warning');
}
} else {
if ('all' != $slide_id) {
echo Display::return_message(get_lang('No data available'), 'warning');
}
}
Display::display_footer();

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