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Файловый менеджер - Редактировать - /home/lmsyaran/public_html/administrator/components/com_phocacart/libraries/phocacart/image/magic.php

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<?php /** * @package Phoca Cart * @author Jan Pavelka - https://www.phoca.cz * @copyright Copyright (C) Jan Pavelka https://www.phoca.cz * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 and later * @cms Joomla * @copyright Copyright (C) Open Source Matters. All rights reserved. * @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php / defined( '_JEXEC' ) or die( 'Restricted access' ); jimport( 'joomla.filesystem.folder' ); jimport( 'joomla.filesystem.file' ); class PhocacartImageMagic { /* * need GD library (first PHP line WIN: dl("php_gd.dll"); UNIX: dl("gd.so"); * www.boutell.com/gd/ * interval.cz/clanky/php-skript-pro-generovani-galerie-obrazku-2/ * cz.php.net/imagecopyresampled * www.linuxsoft.cz/sw_detail.php?id_item=871 * www.webtip.cz/art/wt_tech_php/liquid_ir.html * php.vrana.cz/zmensovani-obrazku.php * diskuse.jakpsatweb.cz/ * * @param string $fileIn Vstupni soubor (mel by existovat) * @param string $fileOut Vystupni soubor, null ho jenom zobrazi (taky kdyz nema pravo se zapsat :) * @param int $width Vysledna sirka (maximalni) * @param int $height Vysledna vyska (maximalni) * @param bool $crop Orez (true, obrazek bude presne tak velky), jinak jenom Resample (udane maximalni rozmery) * @param int $typeOut IMAGETYPE_type vystupniho obrazku * @return bool Chyba kdyz vrati false / public static function imageMagic($fileIn, $fileOut = null, $width = null, $height = null, $crop = null, $typeOut = null, $watermarkParams = array(), $frontUpload = 0, $manager = '', &$errorMsg = '') { $params = PhocacartUtils::getComponentParameters(); $jfile_thumbs = $params->get( 'jfile_thumbs', 1 ); $jpeg_quality = $params->get( 'jpeg_quality', 100 ); $jpeg_quality = PhocacartImage::getJpegQuality($jpeg_quality); $create_webp_copy = $params->get( 'create_webp_copy', 0); $thumb_name_prefix = $params->get('thumb_name_prefix', 'phoca_thumb'); $fileWatermark = ''; / // While front upload we don't display the process page if ($frontUpload == 0) { $stopText = PhocacartRenderProcess::displayStopThumbnailsCreating(); echo $stopText; }/ // Memory - - - - - - - - $memory = 8; $memoryLimitChanged = 0; $memory = (int)ini_get( 'memory_limit' ); if ($memory == 0) { $memory = 8; } // - - - - - - - - - - - if ($fileIn !== '' && JFile::exists($fileIn)) { // array of width, height, IMAGETYPE, "height=x width=x" (string) list($w, $h, $type) = GetImageSize($fileIn); if ($w > 0 && $h > 0) {// we got the info from GetImageSize // size of the image if ($width == null \|\| $width == 0) { // no width added $width = $w; } else if ($height == null \|\| $height == 0) { // no height, adding the same as width $height = $width; } if ($height == null \|\| $height == 0) { // no height, no width $height = $h; } // miniaturizing if (!$crop) { // new size - nw, nh (new width/height) $scale = (($width / $w) < ($height / $h)) ? ($width / $w) : ($height / $h); // smaller rate $src = array(0,0, $w, $h); $dst = array(0,0, floor($w$scale), floor($h$scale)); } else { // will be cropped $scale = (($width / $w) > ($height / $h)) ? ($width / $w) : ($height / $h); // greater rate $newW = $width/$scale; // check the size of in file $newH = $height/$scale; // which side is larger (rounding error) if (($w - $newW) > ($h - $newH)) { $src = array(floor(($w - $newW)/2), 0, floor($newW), $h); } else { $src = array(0, floor(($h - $newH)/2), $w, floor($newH)); } $dst = array(0,0, floor($width), floor($height)); } // Watermark - - - - - - - - - - - if (!empty($watermarkParams) && ($watermarkParams['create'] == 1 \|\| $watermarkParams['create'] == 2)) { $thumbnailSmall = false; $thumbnailMedium = false; $thumbnailLarge = false; $thumbnailMedium = preg_match("/".$thumb_name_prefix."_m_/i", $fileOut); $thumbnailLarge = preg_match("/".$thumb_name_prefix."_l_/i", $fileOut); $path = PhocacartPath::getPath($manager); $fileName = PhocacartFile::getTitleFromFile($fileIn, 1); // Which Watermark will be used // If watermark is in current directory use it else use Default $fileWatermarkMedium = str_replace($fileName, 'watermark-medium.png', $fileIn); $fileWatermarkLarge = str_replace($fileName, 'watermark-large.png', $fileIn); clearstatcache(); // Which Watermark will be used if ($thumbnailMedium) { if (JFile::exists($fileWatermarkMedium)) { $fileWatermark = $fileWatermarkMedium; } else { if ($watermarkParams['create'] == 2) { $fileWatermark = $path['orig_abs_ds'].'watermark-medium.png'; } else { $fileWatermark = ''; } } } else if ($thumbnailLarge) { if (JFile::exists($fileWatermarkLarge)) { $fileWatermark = $fileWatermarkLarge; } else { if ($watermarkParams['create'] == 2) { $fileWatermark = $path['orig_abs_ds'].'watermark-large.png'; } else { $fileWatermark = ''; } } } else { $fileWatermark = ''; } if (!JFile::exists($fileWatermark)) { $fileWatermark = ''; } if ($fileWatermark != '') { list($wW, $hW, $typeW) = GetImageSize($fileWatermark); switch ($watermarkParams['x']) { case 'left': $locationX = 0; break; case 'right': $locationX = $dst[2] - $wW; break; case 'center': Default: $locationX = ($dst[2] / 2) - ($wW / 2); break; } switch ($watermarkParams['y']) { case 'top': $locationY = 0; break; case 'bottom': $locationY = $dst[3] - $hW; break; case 'middle': Default: $locationY = ($dst[3] / 2) - ($hW / 2); break; } } } else { $fileWatermark = ''; } } if ($memory < 50) { ini_set('memory_limit', '50M'); $memoryLimitChanged = 1; } // Resampling // in file // Watemark if ($fileWatermark != '') { if (!function_exists('ImageCreateFromPNG')) { $errorMsg = 'ErrorNoPNGFunction'; return false; } $waterImage1=ImageCreateFromPNG($fileWatermark); } // End Watermark - - - - - - - - - - - - - - - - - - switch($type) { case IMAGETYPE_JPEG: if (!function_exists('ImageCreateFromJPEG')) { $errorMsg = 'ErrorNoJPGFunction'; return false; } try { $image1 = ImageCreateFromJPEG($fileIn); } catch(\Exception $exception) { $errorMsg = 'ErrorJPGFunction'; return false; } break; case IMAGETYPE_PNG : if (!function_exists('ImageCreateFromPNG')) { $errorMsg = 'ErrorNoPNGFunction'; return false; } try { $image1 = ImageCreateFromPNG($fileIn); } catch(\Exception $exception) { $errorMsg = 'ErrorPNGFunction'; return false; } break; case IMAGETYPE_GIF : if (!function_exists('ImageCreateFromGIF')) { $errorMsg = 'ErrorNoGIFFunction'; return false; } try { $image1 = ImageCreateFromGIF($fileIn); } catch(\Exception $exception) { $errorMsg = 'ErrorGIFFunction'; return false; } break; case IMAGETYPE_WEBP: if (!function_exists('ImageCreateFromWEBP')) { $errorMsg = 'ErrorNoWEBPFunction'; return false; } //$image1 = ImageCreateFromGIF($fileIn); try { $image1 = ImageCreateFromWEBP($fileIn); } catch(\Exception $exception) { $errorMsg = 'ErrorWEBPFunction'; return false; } break; case IMAGETYPE_WBMP: if (!function_exists('ImageCreateFromWBMP')) { $errorMsg = 'ErrorNoWBMPFunction'; return false; } try{ $image1 = ImageCreateFromWBMP($fileIn); } catch(\Exception $exception) { $errorMsg = 'ErrorWBMPFunction'; return false; } break; default: $errorMsg = 'ErrorNotSupportedImage'; return false; break; } if ($image1) { $image2 = @ImageCreateTruecolor($dst[2], $dst[3]); if (!$image2) { $errorMsg = 'ErrorNoImageCreateTruecolor'; return false; } switch($type) { case IMAGETYPE_PNG: case IMAGETYPE_WEBP: // Possible FR FR1 $correctWhite = 0; if ($correctWhite == 1) { // It can happen that GD makes the white background with very wrong quality // - white color will be dirty (this happens on JPG or not transparent PNG) // So we cannot use JPG or not transparent PNG // And when we use transparent PNG, it can have bad quality of borders - gritty // So we will use transparent PNG as source but we want to do not transparent // PNG as destination. Normally in such case the PNG has black background // so we need to add white retangle as background - such white background will // be nice without dirty effects $white = imagecolorallocate($image2, 255, 255, 255); imagefilledrectangle($image2, 0, 0, $dst[2],$dst[3], $white); } else { //imagealphablending($image1, false); @imagealphablending($image2, false); //imagesavealpha($image1, true); @imagesavealpha($image2, true); } break; } ImageCopyResampled($image2, $image1, $dst[0],$dst[1], $src[0],$src[1], $dst[2],$dst[3], $src[2],$src[3]); // Watermark - - - - - - if ($fileWatermark != '') { ImageCopy($image2, $waterImage1, $locationX, $locationY, 0, 0, $wW, $hW); } // End Watermark - - - - // Display the Image - not used if ($fileOut == null) { header("Content-type: ". image_type_to_mime_type($typeOut)); } // Create the file if ($typeOut == null) { // no bitmap $typeOut = ($type == IMAGETYPE_WBMP) ? IMAGETYPE_PNG : $type; } switch($typeOut) { case IMAGETYPE_JPEG: if (!function_exists('ImageJPEG')) { $errorMsg = 'ErrorNoJPGFunction'; return false; } if ($jfile_thumbs == 1) { ob_start(); if (!@ImageJPEG($image2, NULL, $jpeg_quality)) { ob_end_clean(); $errorMsg = 'ErrorWriteFile'; return false; } $imgJPEGToWrite = ob_get_contents(); ob_end_clean(); if(!JFile::write( $fileOut, $imgJPEGToWrite)) { $errorMsg = 'ErrorWriteFile'; return false; } } else { if (!@ImageJPEG($image2, $fileOut, $jpeg_quality)) { $errorMsg = 'ErrorWriteFile'; return false; } } // WEBP COPY if($create_webp_copy == 1) { if (!self::doWebpCopy($image1, $dst, $src, $fileOut, $jfile_thumbs, $errorMsg)) { return false; } } // Possible FR FR2 - adding copyright of IPTC to thumbnails / $fileIn ... original image $fileOut ... destination image (e.g. thumbnail) $copyright = array(); $info = array(); $data = ''; $size = getimagesize($fileIn, $info); if(isset($info['APP13'])){ $iptc = iptcparse($info['APP13']); if(isset($iptc['2#116'][0]) && $iptc['2#116'][0] != ''){ $iptcEmbed = array('2#116' => $iptc['2#116'][0]); foreach($iptcEmbed as $tag => $string) { $tag = substr($tag, 2); // iptc_make_tag function can be found here, see below: // https://www.php.net/manual/en/function.iptcembed.php (example 1) $data .= iptc_make_tag(2, $tag, $string); } $content = iptcembed($data, $fileOut); // User Joomla! methods to write files $fw = fopen($fileOut, 'w'); fwrite($fw, $content); fclose($fw); } } function iptc_make_tag($rec, $data, $value) { $length = strlen($value); $retval = chr(0x1C) . chr($rec) . chr($data); if($length < 0x8000) { $retval .= chr($length >> 8) . chr($length & 0xFF); } else { $retval .= chr(0x80) . chr(0x04) . chr(($length >> 24) & 0xFF) . chr(($length >> 16) & 0xFF) . chr(($length >> 8) & 0xFF) . chr($length & 0xFF); } return $retval . $value; } */ break; case IMAGETYPE_PNG : if (!function_exists('ImagePNG')) { $errorMsg = 'ErrorNoPNGFunction'; return false; } if ($jfile_thumbs == 1) { ob_start(); if (!@ImagePNG($image2, NULL )) { ob_end_clean(); $errorMsg = 'ErrorWriteFile'; return false; } $imgPNGToWrite = ob_get_contents(); ob_end_clean(); if(!JFile::write( $fileOut, $imgPNGToWrite)) { $errorMsg = 'ErrorWriteFile'; return false; } } else { if (!@ImagePNG($image2, $fileOut)) { $errorMsg = 'ErrorWriteFile'; return false; } } // WEBP COPY if($create_webp_copy == 1) { if (!self::doWebpCopy($image1, $dst, $src, $fileOut, $jfile_thumbs, $errorMsg)) { return false; } } break; case IMAGETYPE_GIF : if (!function_exists('ImageGIF')) { $errorMsg = 'ErrorNoGIFFunction'; return false; } if ($jfile_thumbs == 1) { ob_start(); if (!@ImageGIF($image2, NULL)) { ob_end_clean(); $errorMsg = 'ErrorWriteFile'; return false; } $imgGIFToWrite = ob_get_contents(); ob_end_clean(); if(!JFile::write( $fileOut, $imgGIFToWrite)) { $errorMsg = 'ErrorWriteFile'; return false; } } else { if (!@ImageGIF($image2, $fileOut)) { $errorMsg = 'ErrorWriteFile'; return false; } } // WEBP COPY if($create_webp_copy == 1) { if (!self::doWebpCopy($image1, $dst, $src, $fileOut, $jfile_thumbs, $errorMsg)) { return false; } } break; case IMAGETYPE_WEBP : if (!function_exists('ImageWEBP')) { $errorMsg = 'ErrorNoWEBPFunction'; return false; } if ($jfile_thumbs == 1) { ob_start(); if (!@imagewebp($image2, NULL)) { ob_end_clean(); $errorMsg = 'ErrorWriteFile'; return false; } $imgWEBPToWrite = ob_get_contents(); ob_end_clean(); if(!JFile::write( $fileOut, $imgWEBPToWrite)) { $errorMsg = 'ErrorWriteFile'; return false; } } else { if (!@imagewebp($image2, $fileOut)) { $errorMsg = 'ErrorWriteFile'; return false; } } break; default: $errorMsg = 'ErrorNotSupportedImage'; return false; break; } // free memory ImageDestroy($image1); ImageDestroy($image2); if (isset($waterImage1)) { ImageDestroy($waterImage1); } if ($memoryLimitChanged == 1) { $memoryString = $memory . 'M'; ini_set('memory_limit', $memoryString); } $errorMsg = ''; // Success return true; } else { $errorMsg = 'Error1'; return false; } if ($memoryLimitChanged == 1) { $memoryString = $memory . 'M'; ini_set('memory_limit', $memoryString); } } $errorMsg = 'Error2'; return false; } public static function doWebpCopy($image1, $dst, $src, $fileOut, $jfile_thumbs, &$errorMsg) { $image2 = @ImageCreateTruecolor($dst[2], $dst[3]); if (!$image2) { $errorMsg = 'ErrorNoImageCreateTruecolor'; return false; } //imagealphablending($image1, false); @imagealphablending($image2, false); //imagesavealpha($image1, true); @imagesavealpha($image2, true); ImageCopyResampled($image2, $image1, $dst[0],$dst[1], $src[0],$src[1], $dst[2],$dst[3], $src[2],$src[3]); if (!function_exists('ImageWEBP')) { $errorMsg = 'ErrorNoWEBPFunction'; return false; } $fileOut = PhocacartFile::changeFileExtension($fileOut, 'webp'); if ($jfile_thumbs == 1) { ob_start(); if (!@imagewebp($image2, NULL)) { ob_end_clean(); $errorMsg = 'ErrorWriteFile'; return false; } $imgWEBPToWrite = ob_get_contents(); ob_end_clean(); if(!JFile::write( $fileOut, $imgWEBPToWrite)) { $errorMsg = 'ErrorWriteFile'; return false; } } else { if (!@imagewebp($image2, $fileOut)) { $errorMsg = 'ErrorWriteFile'; return false; } } return true; } } ?>

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