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| <?php
class PhocaGalleryFileThumbnail
{
/*
*Get thumbnailname
*/
function getThumbnailName($filename, $size) {
$path = &PhocaGalleryPath::getPath();
$title = PhocaGalleryFile::getTitleFromFile($filename , 1);
$thumbName = new JObject();
switch ($size) {
case 'large':
$fileNameThumb = 'phoca_thumb_l_'. $title;
$thumbName->abs = JPath::clean(str_replace($title, 'thumbs'. DS . $fileNameThumb, $path->image_abs . $filename));
$thumbName->rel = str_replace ($title, 'thumbs/' . $fileNameThumb, $path->image_rel . $filename);
break;
case 'medium':
$fileNameThumb = 'phoca_thumb_m_'. $title;
$thumbName->abs = JPath::clean(str_replace($title, 'thumbs'. DS . $fileNameThumb, $path->image_abs . $filename));
$thumbName->rel = str_replace ($title, 'thumbs/' . $fileNameThumb, $path->image_rel . $filename);
break;
default:
case 'small':
$fileNameThumb = 'phoca_thumb_s_'. $title;
$thumbName->abs = JPath::clean(str_replace($title, 'thumbs' . DS . $fileNameThumb, $path->image_abs . $filename));
$thumbName->rel = str_replace ($title, 'thumbs/' . $fileNameThumb, $path->image_rel . $filename);
break;
}
$thumbName->rel = str_replace('//', '/', $thumbName->rel);
return $thumbName;
}
function deleteFileThumbnail ($filename, $small=0, $medium=0, $large=0) {
if ($small == 1) {
$fileNameThumbS = PhocaGalleryFileThumbnail::getThumbnailName ($filename, 'small');
if (JFile::exists($fileNameThumbS->abs)) {
JFile::delete($fileNameThumbS->abs);
}
}
if ($medium == 1) {
$fileNameThumbM = PhocaGalleryFileThumbnail::getThumbnailName ($filename, 'medium');
if (JFile::exists($fileNameThumbM->abs)) {
JFile::delete($fileNameThumbM->abs);
}
}
if ($large == 1) {
$fileNameThumbL = PhocaGalleryFileThumbnail::getThumbnailName ($filename, 'large');
if (JFile::exists($fileNameThumbL->abs)) {
JFile::delete($fileNameThumbL->abs);
}
}
return true;
}
/*
* Main Thumbnail creating function
*
* file = abc.jpg
* fileNo = folder/abc.jpg
* if small, medium, large = 1, create small, medium, large thumbnail
*/
function getOrCreateThumbnail($fileNo, $refreshUrl, $small = 0, $medium = 0, $large = 0, $frontUpload = 0) {
if ($frontUpload) {
$returnFrontMessage = '';
}
$onlyThumbnailInfo = 0;
if ($small == 0 && $medium == 0 && $large == 0) {
$onlyThumbnailInfo = 1;
}
$path = PhocaGalleryPath::getPath();
$origPathServer = str_replace(DS, '/', $path->image_abs);
$file['name'] = PhocaGalleryFile::getTitleFromFile($fileNo, 1);
$file['name_no'] = ltrim($fileNo, '/');
$file['name_original_abs'] = PhocaGalleryFile::getFileOriginal($fileNo);
$file['name_original_rel'] = PhocaGalleryFile::getFileOriginal($fileNo, 1);
$file['path_without_file_name_original']= str_replace($file['name'], '', $file['name_original_abs']);
$file['path_without_file_name_thumb'] = str_replace($file['name'], '', $file['name_original_abs'] . 'thumbs' . DS);
//$file['path_without_name'] = str_replace(DS, '/', JPath::clean($origPathServer));
//$file['path_with_name_relative_no'] = str_replace($origPathServer, '', $file['name_original']);
/*
$file['path_with_name_relative'] = $path['orig_rel_ds'] . str_replace($origPathServer, '', $file['name_original']);
$file['path_with_name_relative_no'] = str_replace($origPathServer, '', $file['name_original']);
$file['path_without_name'] = str_replace(DS, '/', JPath::clean($origPath.DS));
$file['path_without_name_relative'] = $path['orig_rel_ds'] . str_replace($origPathServer, '', $file['path_without_name']);
$file['path_without_name_relative_no'] = str_replace($origPathServer, '', $file['path_without_name']);
$file['path_without_name_thumbs'] = $file['path_without_name'] .'thumbs';
$file['path_without_file_name_original'] = str_replace($file['name'], '', $file['name_original']);
$file['path_without_name_thumbs_no'] = str_replace($file['name'], '', $file['name_original'] .'thumbs');*/
$ext = strtolower(JFile::getExt($file['name']));
switch ($ext) {
case 'jpg':
case 'png':
case 'gif':
case 'jpeg':
//Get File thumbnails name
$thumbNameS = PhocaGalleryFileThumbnail::getThumbnailName ($fileNo, 'small');
$file['thumb_name_s_no_abs'] = $thumbNameS->abs;
$file['thumb_name_s_no_rel'] = $thumbNameS->rel;
$thumbNameM = PhocaGalleryFileThumbnail::getThumbnailName ($fileNo, 'medium');
$file['thumb_name_m_no_abs'] = $thumbNameM->abs;
$file['thumb_name_m_no_rel'] = $thumbNameM->rel;
$thumbNameL = PhocaGalleryFileThumbnail::getThumbnailName ($fileNo, 'large');
$file['thumb_name_l_no_abs'] = $thumbNameL->abs;
$file['thumb_name_l_no_rel'] = $thumbNameL->rel;
// Don't create thumbnails from watermarks...
$dontCreateThumb = PhocaGalleryFileThumbnail::dontCreateThumb($file['name']);
if ($dontCreateThumb == 1) {
$onlyThumbnailInfo = 1; // WE USE $onlyThumbnailInfo FOR NOT CREATE A THUMBNAIL CLAUSE
}
// We want only information from the pictures OR
if ( $onlyThumbnailInfo == 0 ) {
$thumbInfo = $fileNo;
//Create thumbnail folder if not exists
$errorMsg = 'ErrorCreatingFolder';
$creatingFolder = PhocaGalleryFileThumbnail::createThumbnailFolder($file['path_without_file_name_original'], $file['path_without_file_name_thumb'], $errorMsg );
switch ($errorMsg) {
case 'Success':
//case 'ThumbnailExists':
case 'DisabledThumbCreation':
//case 'OnlyInformation':
break;
default:
// BACKEND OR FRONTEND
if ($frontUpload !=1) {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl, $errorMsg, $frontUpload);
exit;
} else {
$returnFrontMessage = $errorMsg;
}
break;
}
// Folder must exist
if (JFolder::exists($file['path_without_file_name_thumb'])) {
$errorMsgS = $errorMsgM = $errorMsgL = '';
//Small thumbnail
if ($small == 1) {
PhocaGalleryFileThumbnail::createFileThumbnail($file['name_original_abs'], $thumbNameS->abs, 'small', $frontUpload, $errorMsgS);
} else {
$errorMsgS = 'ThumbnailExists';// in case we only need medium or large, because of if clause bellow
}
//Medium thumbnail
if ($medium == 1) {
PhocaGalleryFileThumbnail::createFileThumbnail($file['name_original_abs'], $thumbNameM->abs, 'medium', $frontUpload, $errorMsgM);
} else {
$errorMsgM = 'ThumbnailExists'; // in case we only need small or large, because of if clause bellow
}
//Large thumbnail
if ($large == 1) {
PhocaGalleryFileThumbnail::createFileThumbnail($file['name_original_abs'], $thumbNameL->abs, 'large', $frontUpload, $errorMsgL);
} else {
$errorMsgL = 'ThumbnailExists'; // in case we only need small or medium, because of if clause bellow
}
// Error messages for all 3 thumbnails (if the message contains error string, we got error
// Other strings can be:
// - ThumbnailExists - do not display error message nor success page
// - OnlyInformation - do not display error message nor success page
// - DisabledThumbCreation - do not display error message nor success page
$creatingSError = $creatingMError = $creatingLError = false;
$creatingSError = preg_match("/Error/i", $errorMsgS);
$creatingMError = preg_match("/Error/i", $errorMsgM);
$creatingLError = preg_match("/Error/i", $errorMsgL);
// BACKEND OR FRONTEND
if ($frontUpload != 1) {
// There is an error while creating thumbnail in m or in s or in l
if ($creatingSError || $creatingMError || $creatingLError) {
// if all or two errors appear, we only display the last error message
// because the errors in this case is the same
if ($errorMsgS != '') {
$creatingError = $errorMsgS;
}
if ($errorMsgM != '') {
$creatingError = $errorMsgM;
}
if ($errorMsgL != '') {
$creatingError = $errorMsgL;
}
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl, $creatingError);exit;
} else if ($errorMsgS == '' && $errorMsgM == '' && $errorMsgL == '') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
} else if ($errorMsgS == '' && $errorMsgM == '' && $errorMsgL == 'ThumbnailExists') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
} else if ($errorMsgS == '' && $errorMsgM == 'ThumbnailExists' && $errorMsgL == 'ThumbnailExists') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
} else if ($errorMsgS == '' && $errorMsgM == 'ThumbnailExists' && $errorMsgL == '') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
} else if ($errorMsgS == 'ThumbnailExists' && $errorMsgM == 'ThumbnailExists' && $errorMsgL == '') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
} else if ($errorMsgS == 'ThumbnailExists' && $errorMsgM == '' && $errorMsgL == '') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
} else if ($errorMsgS == 'ThumbnailExists' && $errorMsgM == '' && $errorMsgL == 'ThumbnailExists') {
PhocaGalleryRenderProcess::getProcessPage( $file['name'], $thumbInfo, $refreshUrl);exit;
}
} else {
// There is an error while creating thumbnail in m or in s or in l
if ($creatingSError || $creatingMError || $creatingLError) {
// if all or two errors appear, we only display the last error message
// because the errors in this case is the same
if ($errorMsgS != '') {
$creatingError = $errorMsgS;
}
if ($errorMsgM != '') {
$creatingError = $errorMsgM;
}
if ($errorMsgL != '') {
$creatingError = $errorMsgL;
} // because the errors in this case is the same
$returnFrontMessage = $creatingError;
} else if ($errorMsgS == '' && $errorMsgM == '' && $errorMsgL == '') {
$returnFrontMessage = 'Success';
} else if ($errorMsgS == '' && $errorMsgM == '' && $errorMsgL == 'ThumbnailExists') {
$returnFrontMessage = 'Success';
} else if ($errorMsgS == '' && $errorMsgM == 'ThumbnailExists' && $errorMsgL == 'ThumbnailExists') {
$returnFrontMessage = 'Success';
} else if ($errorMsgS == '' && $errorMsgM == 'ThumbnailExists' && $errorMsgL == '') {
$returnFrontMessage = 'Success';
} else if ($errorMsgS == 'ThumbnailExists' && $errorMsgM == 'ThumbnailExists' && $errorMsgL == '') {
$returnFrontMessage = 'Success';
} else if ($errorMsgS == 'ThumbnailExists' && $errorMsgM == '' && $errorMsgL == '') {
$returnFrontMessage = 'Success';
} else if ($errorMsgS == 'ThumbnailExists' && $errorMsgM == '' && $errorMsgL == 'ThumbnailExists') {
$returnFrontMessage = 'Success';
}
}
if ($frontUpload == 1) {
return $returnFrontMessage;
}
}
}
break;
}
return $file;
}
function dontCreateThumb ($filename) {
$dontCreateThumb = false;
$dontCreateThumbArray = array ('watermark-large.png', 'watermark-medium.png');
foreach ($dontCreateThumbArray as $key => $value) {
if (strtolower($filename) == strtolower($value)) {
return true;
}
}
return false;
}
function createThumbnailFolder($folderOriginal, $folderThumbnail, &$errorMsg) {
$paramsC = JComponentHelper::getParams('com_phocagallery');
$enable_thumb_creation = $paramsC->get( 'enable_thumb_creation', 1 );
$folder_permissions = $paramsC->get( 'folder_permissions', 0755 );
//$folder_permissions = octdec((int)$folder_permissions);
// disable or enable the thumbnail creation
if ($enable_thumb_creation == 1) {
if (JFolder::exists($folderOriginal)) {
if (strlen($folderThumbnail) > 0) {
$folderThumbnail = JPath::clean($folderThumbnail);
if (!JFolder::exists($folderThumbnail) && !JFile::exists($folderThumbnail)) {
switch((int)$folder_permissions) {
case 777:
@JFolder::create($folderThumbnail, 0777 );
break;
case 705:
@JFolder::create($folderThumbnail, 0705 );
break;
case 666:
@JFolder::create($folderThumbnail, 0666 );
break;
case 644:
@JFolder::create($folderThumbnail, 0644 );
break;
case 755:
default:
@JFolder::create($folderThumbnail, 0755 );
break;
}
//@JFolder::create($folderThumbnail, $folder_permissions );
if (isset($folderThumbnail)) {
@JFile::write($folderThumbnail.DS."index.html", "<html>\n<body bgcolor=\"#FFFFFF\">\n</body>\n</html>");
}
// folder was not created
if (!JFolder::exists($folderThumbnail)) {
$errorMsg = 'ErrorCreatingFolder';
return false;
}
}
}
}
$errorMsg = 'Success';
return true;
} else {
$errorMsg = 'DisabledThumbCreation';
return false; // User have disabled the thumbanil creation e.g. because of error
}
}
function createFileThumbnail($fileOriginal, $fileThumbnail, $size, $frontUpload=0, &$errorMsg) {
$paramsC = JComponentHelper::getParams('com_phocagallery');
$enable_thumb_creation = $paramsC->get( 'enable_thumb_creation', 1);
$watermarkParams['create'] = $paramsC->get( 'create_watermark', 0 );// Watermark
$watermarkParams['x'] = $paramsC->get( 'watermark_position_x', 'center' );
$watermarkParams['y'] = $paramsC->get( 'watermark_position_y', 'middle' );
$crop_thumbnail = $paramsC->get( 'crop_thumbnail', 5);// Crop or not
$crop = null;
switch ($size) {
case 'small':
if ($crop_thumbnail == 3 || $crop_thumbnail == 5 || $crop_thumbnail == 6 || $crop_thumbnail == 7 ) {
$crop = 1;
}
break;
case 'medium':
if ($crop_thumbnail == 2 || $crop_thumbnail == 4 || $crop_thumbnail == 5 || $crop_thumbnail == 7 ) {
$crop = 1;
}
break;
case 'large':
default:
if ($crop_thumbnail == 1 || $crop_thumbnail == 4 || $crop_thumbnail == 6 || $crop_thumbnail == 7 ) {
$crop = 1;
}
break;
}
// disable or enable the thumbnail creation
if ($enable_thumb_creation == 1) {
$fileResize = PhocaGalleryFileThumbnail::getThumbnailResize($size);
if (JFile::exists($fileOriginal)) {
//file doesn't exist, create thumbnail
if (!JFile::exists($fileThumbnail)) {
$errorMsg = 'Error4';
//Don't do thumbnail if the file is smaller (width, height) than the possible thumbnail
list($width, $height) = GetImageSize($fileOriginal);
//larger
phocagalleryimport('phocagallery.image.imagemagic');
if ($width > $fileResize['width'] || $height > $fileResize['height']) {
$imageMagic = PhocaGalleryImageMagic::imageMagic($fileOriginal, $fileThumbnail, $fileResize['width'] , $fileResize['height'], $crop, null, $watermarkParams, $frontUpload, $errorMsg);
} else {
$imageMagic = PhocaGalleryImageMagic::imageMagic($fileOriginal, $fileThumbnail, $width , $height, $crop, null, $watermarkParams, $frontUpload, $errorMsg);
}
if ($imageMagic) {
return true;
} else {
return false;// error Msg will be taken from imageMagic
}
} else {
$errorMsg = 'ThumbnailExists';//thumbnail exists
return false;
}
} else {
$errorMsg = 'ErrorFileOriginalNotExists';
return false;
}
$errorMsg = 'Error3';
return false;
} else {
$errorMsg = 'DisabledThumbCreation'; // User have disabled the thumbanil creation e.g. because of error
return false;
}
}
function getThumbnailResize($size = 'all') {
// Get width and height from default settings
$params = JComponentHelper::getParams('com_phocagallery') ;
$large_image_width = $params->get( 'large_image_width', 640 );
$large_image_height = $params->get( 'large_image_height', 480 );
$medium_image_width = $params->get( 'medium_image_width', 100 );
$medium_image_height= $params->get( 'medium_image_height', 100 );
$small_image_width = $params->get( 'small_image_width', 50 );
$small_image_height = $params->get( 'small_image_height', 50 );
switch ($size) {
case 'large':
$fileResize['width'] = $large_image_width;
$fileResize['height'] = $large_image_height;
break;
case 'medium':
$fileResize['width'] = $medium_image_width;
$fileResize['height'] = $medium_image_height;
break;
case 'small':
$fileResize['width'] = $small_image_width;
$fileResize['height'] = $small_image_height;
break;
default:
case 'all':
$fileResize['smallwidth'] = $small_width;
$fileResize['smallheight'] = $small_height;
$fileResize['mediumwidth'] = $medium_width;
$fileResize['mediumheight'] = $medium_height;
$fileResize['largewidth'] = $large_width;
$fileResize['largeheight'] = $large_height;
break;
}
return $fileResize;
}
}
?> |
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