chamilo
/
chamilo-lms
mirror of https://github.com/chamilo/chamilo-lms/tree/1.11.x
2
0
Fork 0
Code Issues Projects Releases Wiki Activity

Feature #5142 make thumbnails from ajaxfilemanager and prepare delete orphans

Browse Source
skala
Juan Carlos Raña 13 years ago
parent b6d8ec89f1
commit ac6c0e4361
2 changed files with 165 additions and 27 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 60
      main/document/slideshow.php
  2. 122
      main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/_ajax_get_thumbnail_listing.php

60
main/document/slideshow.php
Unescape View File

@ -182,30 +182,51 @@ if (isset($_SESSION["image_resizing"]) && $_SESSION["image_resizing"] == "resiz
$image_tag = array ();
if ($slide_id == 'all') {
// Create the template_thumbnails folder (if no exist)
if (!$sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/') {
@mkdir($sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/', api_get_permissions_for_new_directories());
}
// Config thumbnails
$row_items = 4;
$row_items = 4;//only in slideshow.php
$allowed_thumbnail_types = array('jpg','jpeg','gif','png');
$max_thumbnail_width = 100;
$max_thumbnail_height = 100;
$png_compression = 0;//0(none)-9
$jpg_quality = 75;//from 0 to 100 (default is 75). More queality less compression
$jpg_quality = 75;//from 0 to 100 (default is 75). More quality less compression
$directory_thumbnails=$sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/';
// Create the template_thumbnails folder (if no exist)
if (!$directory_thumbnails) {
@mkdir($directory_thumbnails, api_get_permissions_for_new_directories());
}
/*
//
//disabled by now, because automatic mode is heavy for server (scandir), only manual
//
// Delete orphaned thumbnails
$directory_images=$sys_course_path.$_course['path'].'/document'.$folder;
$all_thumbnails = scandir($directory_thumbnails);
$all_files = scandir($directory_images);
foreach ($all_thumbnails as $check_thumb) {
$temp_filename=substr($check_thumb,1);//erase the first dot in file, and translate .. to .
if ($temp_filename=='.') {
continue; //need because scandir also return . and .. simbols
}
if(in_array($filename, $all_files)==false) {
unlink($directory_thumbnails.'.'.$temp_filename);
}
}
*/
// check files and thumbnails
if (is_array($image_files_only)) {
foreach ($image_files_only as $one_image_file) {
$image = $sys_course_path.$_course['path'].'/document'.$folder.$one_image_file;
$image_thumbnail= $sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/.'.$one_image_file;
$image_thumbnail= $directory_thumbnails.'.'.$one_image_file;
if (file_exists($image)) {
//check thumbnail
$imagetype = explode(".", $image);
$imagetype = strtolower($imagetype[count($imagetype)-1]);
$imagetype = strtolower($imagetype[count($imagetype)-1]);//or check $imagetype = image_type_to_extension(exif_imagetype($image), false);
if(in_array($imagetype,$allowed_thumbnail_types)) {
@ -219,6 +240,9 @@ if ($slide_id == 'all') {
case 'jpg':
$source_img = imagecreatefromjpeg($image);
break;
case 'jpeg':
$source_img = imagecreatefromjpeg($image);
break;
case 'png':
$source_img = imagecreatefrompng($image);
break;
@ -249,15 +273,19 @@ if ($slide_id == 'all') {
//resampled image
imagecopyresampled($crop,$source_img,0,0,0,0,$new_thumbnail_size['width'],$new_thumbnail_size['height'],$original_image_size['width'],$original_image_size['height']);
if($imagetype == ("jpg" || "jpeg")) {
switch($imagetype) {
case 'gif':
imagegif($crop,$image_thumbnail);
break;
case 'jpg':
imagejpeg($crop,$image_thumbnail,$jpg_quality);
}
if($imagetype == "png") {
break;
case 'jpeg':
imagejpeg($crop,$image_thumbnail,$jpg_quality);
break;
case 'png':
imagepng($crop,$image_thumbnail,$png_compression);
}
if($imagetype == "gif"){
imagegif($crop,$image_thumbnail);
break;
}
//clean memory

122
main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/_ajax_get_thumbnail_listing.php
Unescape View File

@ -65,16 +65,126 @@ foreach ($fileList as $file) {
switch($file['cssClass']) {
case 'filePicture':
echo '<a id="thumbUrl' . $count . '" rel="thumbPhotos" href="' . $file['public_path'] . '">';
///////////////////////////////////////// Chamilo create thumbnail
//improve for Chamilo load thumbnails from disk
$thumbnail_disk= dirname($file['path']).'/.thumbs/.'.basename($file['path']);
//setting
$allowed_thumbnail_types = array('jpg','jpeg','gif','png');
$max_thumbnail_width = 100;
$max_thumbnail_height = 100;
$png_compression = 0;//0(none)-9
$jpg_quality = 75;//from 0 to 100 (default is 75). More quality less compression
if (file_exists($thumbnail_disk)) {
echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($thumbnail_disk)) . '" id="thumbImg' . $count . '"></a>' . "\n";
$directory_thumbnails=dirname($file['path']).'/.thumbs/';
if (!$directory_thumbnails) {
@mkdir($directory_thumbnails, api_get_permissions_for_new_directories());
}
else {
echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($file['path'])) . '" id="thumbImg' . $count . '"></a>' . "\n";
/*
//
//disabled by now, because automatic mode is heavy for server (scandir), only manual please
//
// Delete orphaned thumbnails
$directory_images=dirname($file['path']);
$all_thumbnails = scandir($directory_thumbnails);
$all_files = scandir($directory_images);
foreach ($all_thumbnails as $check_thumb) {
$temp_filename=substr($check_thumb,1);//erase the first dot in file, and translate .. to .
if ($temp_filename=='.') {
continue; //need because scandir also return . and .. simbols
}
if(in_array($filename, $all_files)==false) {
unlink($directory_thumbnails.'.'.$temp_filename);
}
}
*/
//create thumbnails
$image=$file['path'];
$image_thumbnail= $directory_thumbnails.'.'.basename($file['path']);
if (file_exists($image)) {
//check thumbnail
$imagetype = explode(".", $image);
$imagetype = strtolower($imagetype[count($imagetype)-1]);//or check $imagetype = image_type_to_extension(exif_imagetype($image), false);
if(in_array($imagetype,$allowed_thumbnail_types)) {
if (!file_exists($image_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);
$crop = imagecreatetruecolor($new_thumbnail_size['width'], $new_thumbnail_size['height']);
// preserve transparency
if($imagetype == "png"){
imagesavealpha($crop, true);
$color = imagecolorallocatealpha($crop,0x00,0x00,0x00,127);
imagefill($crop, 0, 0, $color);
}
if($imagetype == "gif"){
$transindex = imagecolortransparent($image);
//GIF89a for transparent and anim (first clip), either GIF87a
if($transindex >= 0){
$transcol = imagecolorsforindex($image, $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
echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($image_thumbnail)) . '" id="thumbImg' . $count . '"></a>' . "\n";
}
else{
echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($file['path'])) . '" id="thumbImg' . $count . '"></a>' . "\n";
}//end allowed image types
}//end if exist file image
///////////////////////////////////////// End Chamilo create thumbnail
break;
case 'fileFlash':
case 'fileVideo':

Write Preview
Loading…
Cancel
Save