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, $type="image/jpeg") {
- public function __construct($data) {
+ $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($this->image, true);
}
}
imagedestroy($this->image);
}
+ public function is_valid() {
+ return $this->valid;
+ }
+
public function getWidth() {
return $this->width;
}
public function getImage() {
return $this->image;
}
+
+ public function getType() {
+ return $this->type;
+ }
+ public function getExt() {
+ return $this->types[$this->type];
+ }
public function scaleImage($max) {
$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($this->image);
}
+ public function rotate($degrees) {
+ $this->image = imagerotate($this->image,$degrees,0);
+ $this->width = imagesx($this->image);
+ $this->height = imagesy($this->image);
+ }
+
+ public function flip($horiz = true, $vert = false) {
+ $w = imagesx($this->image);
+ $h = imagesy($this->image);
+ $flipped = imagecreate($w, $h);
+ if($horiz) {
+ for ($x = 0; $x < $w; $x++) {
+ imagecopy($flipped, $this->image, $x, 0, $w - $x - 1, 0, 1, $h);
+ }
+ }
+ if($vert) {
+ for ($y = 0; $y < $h; $y++) {
+ imagecopy($flipped, $this->image, 0, $y, 0, $h - $y - 1, $w, 1);
+ }
+ }
+ $this->image = $flipped;
+ }
+
+ public function orient($filename) {
+ // based off comment on http://php.net/manual/en/function.imagerotate.php
+
+ if(! function_exists('exif_read_data'))
+ return;
+
+ $exif = exif_read_data($filename);
+ $ort = $exif['Orientation'];
+
+ switch($ort)
+ {
+ case 1: // nothing
+ break;
+
+ case 2: // horizontal flip
+ $this->flip();
+ break;
+
+ case 3: // 180 rotate left
+ $this->rotate(180);
+ break;
+
+ case 4: // vertical flip
+ $this->flip(false, true);
+ break;
+
+ case 5: // vertical flip + 90 rotate right
+ $this->flip(false, true);
+ $this->rotate(-90);
+ break;
+
+ case 6: // 90 rotate right
+ $this->rotate(-90);
+ break;
+
+ case 7: // horizontal flip + 90 rotate right
+ $this->flip();
+ $this->rotate(-90);
+ break;
+
+ case 8: // 90 rotate left
+ $this->rotate(90);
+ break;
+ }
+ }
+
public function scaleImageUp($min) {
$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($this->image);
public function scaleImageSquare($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($this->image);
public function cropImage($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($this->image);
}
public function saveImage($path) {
- imagejpeg($this->image,$path,100);
+ 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();
- imagejpeg($this->image,NULL,100);
+ switch($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, $profile = 0) {
+ public function store($uid, $cid, $rid, $filename, $album, $scale, $profile = 0, $allow_cid = '', $allow_gid = '', $deny_cid = '', $deny_gid = '') {
- $r = q("INSERT INTO `photo`
- ( `uid`, `contact-id`, `resource-id`, `created`, `edited`, `filename`, `album`, `height`, `width`, `data`, `scale`, `profile` )
- VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d )",
- intval($uid),
- intval($cid),
- dbesc($rid),
- dbesc(datetime_convert()),
- dbesc(datetime_convert()),
- dbesc(basename($filename)),
- dbesc($album),
- intval($this->height),
- intval($this->width),
- dbesc($this->imageString()),
- intval($scale),
- intval($profile)
+ $r = q("select `guid` from photo where `resource-id` = '%s' and `guid` != '' limit 1",
+ dbesc($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));
+}