<?php if(! class_exists("Photo")) { class Photo { private $image; private $width; private $height; private $valid; private $type; private $types; /** * supported mimetypes and corresponding file extensions */ static function supportedTypes() { $t = array(); $t['image/jpeg'] ='jpg'; if (imagetypes() & IMG_PNG) $t['image/png'] = 'png'; return $t; } public function __construct($data, $type="image/jpeg") { $this->types = $this->supportedTypes(); if (!array_key_exists($type,$this->types)){ $type='image/jpeg'; } $this->valid = false; $this->type = $type; $this->image = @imagecreatefromstring($data); if($this->image !== FALSE) { $this->width = imagesx($this->image); $this->height = imagesy($this->image); $this->valid = true; imagealphablending($this->image, false); imagesavealpha($this->image, true); } } public function __destruct() { if($this->image) imagedestroy($this->image); } public function is_valid() { return $this->valid; } public function getWidth() { return $this->width; } public function getHeight() { return $this->height; } public function getImage() { return $this->image; } public function getType() { return $this->type; } public function getExt() { return $this->types[$this->type]; } public function scaleImage($max) { $width = $this->width; $height = $this->height; $dest_width = $dest_height = 0; if((! $width)|| (! $height)) return FALSE; if($width > $max && $height > $max) { if($width > $height) { $dest_width = $max; $dest_height = intval(( $height * $max ) / $width); } else { $dest_width = intval(( $width * $max ) / $height); $dest_height = $max; } } else { if( $width > $max ) { $dest_width = $max; $dest_height = intval(( $height * $max ) / $width); } else { if( $height > $max ) { $dest_width = intval(( $width * $max ) / $height); $dest_height = $max; } else { $dest_width = $width; $dest_height = $height; } } } $dest = imagecreatetruecolor( $dest_width, $dest_height ); imagealphablending($dest, false); imagesavealpha($dest, true); if ($this->type=='image/png') imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dest_width, $dest_height, $width, $height); if($this->image) imagedestroy($this->image); $this->image = $dest; $this->width = imagesx($this->image); $this->height = imagesy($this->image); } public function rotate($degrees) { $this->image = imagerotate($this->image,$degrees,0); $this->width = imagesx($this->image); $this->height = imagesy($this->image); } public function scaleImageUp($min) { $width = $this->width; $height = $this->height; $dest_width = $dest_height = 0; if((! $width)|| (! $height)) return FALSE; if($width < $min && $height < $min) { if($width > $height) { $dest_width = $min; $dest_height = intval(( $height * $min ) / $width); } else { $dest_width = intval(( $width * $min ) / $height); $dest_height = $min; } } else { if( $width < $min ) { $dest_width = $min; $dest_height = intval(( $height * $min ) / $width); } else { if( $height < $min ) { $dest_width = intval(( $width * $min ) / $height); $dest_height = $min; } else { $dest_width = $width; $dest_height = $height; } } } $dest = imagecreatetruecolor( $dest_width, $dest_height ); imagealphablending($dest, false); imagesavealpha($dest, true); if ($this->type=='image/png') imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dest_width, $dest_height, $width, $height); if($this->image) imagedestroy($this->image); $this->image = $dest; $this->width = imagesx($this->image); $this->height = imagesy($this->image); } public function scaleImageSquare($dim) { $dest = imagecreatetruecolor( $dim, $dim ); imagealphablending($dest, false); imagesavealpha($dest, true); if ($this->type=='image/png') imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dim, $dim, $this->width, $this->height); if($this->image) imagedestroy($this->image); $this->image = $dest; $this->width = imagesx($this->image); $this->height = imagesy($this->image); } public function cropImage($max,$x,$y,$w,$h) { $dest = imagecreatetruecolor( $max, $max ); imagealphablending($dest, false); imagesavealpha($dest, true); if ($this->type=='image/png') imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha imagecopyresampled($dest, $this->image, 0, 0, $x, $y, $max, $max, $w, $h); if($this->image) imagedestroy($this->image); $this->image = $dest; $this->width = imagesx($this->image); $this->height = imagesy($this->image); } public function saveImage($path) { switch($this->type){ case "image/png": $quality = get_config('system','png_quality'); if((! $quality) || ($quality > 9)) $quality = PNG_QUALITY; imagepng($this->image, $path, $quality); break; default: $quality = get_config('system','jpeg_quality'); if((! $quality) || ($quality > 100)) $quality = JPEG_QUALITY; imagejpeg($this->image,$path,$quality); } } public function imageString() { ob_start(); switch($this->type){ case "image/png": $quality = get_config('system','png_quality'); if((! $quality) || ($quality > 9)) $quality = PNG_QUALITY; imagepng($this->image,NULL, $quality); break; default: $quality = get_config('system','jpeg_quality'); if((! $quality) || ($quality > 100)) $quality = JPEG_QUALITY; imagejpeg($this->image,NULL,$quality); } $s = ob_get_contents(); ob_end_clean(); return $s; } public function store($uid, $cid, $rid, $filename, $album, $scale, $profile = 0, $allow_cid = '', $allow_gid = '', $deny_cid = '', $deny_gid = '') { $r = q("select `guid` from photo where `resource-id` = '%s' and `guid` != '' limit 1", dbesc($rid) ); if(count($r)) $guid = $r[0]['guid']; else $guid = get_guid(); $x = q("select id from photo where `resource-id` = '%s' and uid = %d and `contact-id` = %d and `scale` = %d limit 1", dbesc($rid), intval($uid), intval($cid), intval($scale) ); if(count($x)) { $r = q("UPDATE `photo` set `uid` = %d, `contact-id` = %d, `guid` = '%s', `resource-id` = '%s', `created` = '%s', `edited` = '%s', `filename` = '%s', `type` = '%s', `album` = '%s', `height` = %d, `width` = %d, `data` = '%s', `scale` = %d, `profile` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' where id = %d limit 1", intval($uid), intval($cid), dbesc($guid), dbesc($rid), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc(basename($filename)), dbesc($this->type), dbesc($album), intval($this->height), intval($this->width), dbesc($this->imageString()), intval($scale), intval($profile), dbesc($allow_cid), dbesc($allow_gid), dbesc($deny_cid), dbesc($deny_gid), intval($x[0]['id']) ); } else { $r = q("INSERT INTO `photo` ( `uid`, `contact-id`, `guid`, `resource-id`, `created`, `edited`, `filename`, type, `album`, `height`, `width`, `data`, `scale`, `profile`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid` ) VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, '%s', '%s', '%s', '%s' )", intval($uid), intval($cid), dbesc($guid), dbesc($rid), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc(basename($filename)), dbesc($this->type), dbesc($album), intval($this->height), intval($this->width), dbesc($this->imageString()), intval($scale), intval($profile), dbesc($allow_cid), dbesc($allow_gid), dbesc($deny_cid), dbesc($deny_gid) ); } return $r; } }} /** * Guess image mimetype from filename or from Content-Type header * * @arg $filename string Image filename * @arg $fromcurl boolean Check Content-Type header from curl request */ function guess_image_type($filename, $fromcurl=false) { logger('Photo: guess_image_type: '.$filename . ($fromcurl?' from curl headers':''), LOGGER_DEBUG); $type = null; if ($fromcurl) { $a = get_app(); $headers=array(); $h = explode("\n",$a->get_curl_headers()); foreach ($h as $l) { list($k,$v) = array_map("trim", explode(":", trim($l), 2)); $headers[$k] = $v; } if (array_key_exists('Content-Type', $headers)) $type = $headers['Content-Type']; } if (is_null($type)){ $ext = pathinfo($filename, PATHINFO_EXTENSION); $types = Photo::supportedTypes(); $type = "image/jpeg"; foreach ($types as $m=>$e){ if ($ext==$e) $type = $m; } } logger('Photo: guess_image_type: type='.$type, LOGGER_DEBUG); return $type; } function import_profile_photo($photo,$uid,$cid) { $a = get_app(); $r = q("select `resource-id` from photo where `uid` = %d and `contact-id` = %d and `scale` = 4 and `album` = 'Contact Photos' limit 1", intval($uid), intval($cid) ); if(count($r)) { $hash = $r[0]['resource-id']; } else { $hash = photo_new_resource(); } $photo_failure = false; $filename = basename($photo); $img_str = fetch_url($photo,true); // guess mimetype from headers or filename $type = guess_image_type($photo,true); $img = new Photo($img_str, $type); if($img->is_valid()) { $img->scaleImageSquare(175); $r = $img->store($uid, $cid, $hash, $filename, 'Contact Photos', 4 ); if($r === false) $photo_failure = true; $img->scaleImage(80); $r = $img->store($uid, $cid, $hash, $filename, 'Contact Photos', 5 ); if($r === false) $photo_failure = true; $img->scaleImage(48); $r = $img->store($uid, $cid, $hash, $filename, 'Contact Photos', 6 ); if($r === false) $photo_failure = true; $photo = $a->get_baseurl() . '/photo/' . $hash . '-4.' . $img->getExt(); $thumb = $a->get_baseurl() . '/photo/' . $hash . '-5.' . $img->getExt(); $micro = $a->get_baseurl() . '/photo/' . $hash . '-6.' . $img->getExt(); } else $photo_failure = true; if($photo_failure) { $photo = $a->get_baseurl() . '/images/person-175.jpg'; $thumb = $a->get_baseurl() . '/images/person-80.jpg'; $micro = $a->get_baseurl() . '/images/person-48.jpg'; } return(array($photo,$thumb,$micro)); }