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-rw-r--r--include/Photo.php129
-rwxr-xr-xinclude/items.php12
-rw-r--r--include/network.php5
-rw-r--r--include/user.php8
4 files changed, 130 insertions, 24 deletions
diff --git a/include/Photo.php b/include/Photo.php
index fce559999..ffefc37ec 100644
--- a/include/Photo.php
+++ b/include/Photo.php
@@ -7,14 +7,34 @@ class Photo {
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);
}
}
@@ -38,6 +58,13 @@ class Photo {
public function getImage() {
return $this->image;
}
+
+ public function getType() {
+ return $this->type;
+ }
+ public function getExt() {
+ return $this->types[$this->type];
+ }
public function scaleImage($max) {
@@ -78,6 +105,9 @@ class Photo {
$dest = imagecreatetruecolor( $dest_width, $dest_height );
+ imagealphablending($dest->image, 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);
@@ -134,6 +164,9 @@ class Photo {
$dest = imagecreatetruecolor( $dest_width, $dest_height );
+ imagealphablending($dest->image, 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($this->image);
@@ -148,6 +181,9 @@ class Photo {
public function scaleImageSquare($dim) {
$dest = imagecreatetruecolor( $dim, $dim );
+ imagealphablending($dest->image, 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($this->image);
@@ -159,6 +195,9 @@ class Photo {
public function cropImage($max,$x,$y,$w,$h) {
$dest = imagecreatetruecolor( $max, $max );
+ imagealphablending($dest->image, 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($this->image);
@@ -168,20 +207,38 @@ class Photo {
}
public function saveImage($path) {
- $quality = get_config('system','jpeg_quality');
- if((! $quality) || ($quality > 100))
- $quality = JPEG_QUALITY;
- imagejpeg($this->image,$path,$quality);
+ 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();
-
- $quality = get_config('system','jpeg_quality');
- if((! $quality) || ($quality > 100))
- $quality = JPEG_QUALITY;
-
- imagejpeg($this->image,NULL,$quality);
+ switch($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;
@@ -200,8 +257,8 @@ class Photo {
$guid = get_guid();
$r = q("INSERT INTO `photo`
- ( `uid`, `contact-id`, `guid`, `resource-id`, `created`, `edited`, `filename`, `album`, `height`, `width`, `data`, `scale`, `profile`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid` )
- VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, '%s', '%s', '%s', '%s' )",
+ ( `uid`, `contact-id`, `guid`, `resource-id`, `created`, `edited`, `filename`, type, `album`, `height`, `width`, `data`, `scale`, `profile`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid` )
+ VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, '%s', '%s', '%s', '%s' )",
intval($uid),
intval($cid),
dbesc($guid),
@@ -209,6 +266,7 @@ class Photo {
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc(basename($filename)),
+ dbesc($this->type),
dbesc($album),
intval($this->height),
intval($this->width),
@@ -230,6 +288,38 @@ class Photo {
}}
+/**
+ * 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) {
+ $type = null;
+ if ($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);
+ $types = Photo::supportedTypes();
+ foreach ($types as $m=>$e){
+ if ($ext==$e) return $m;
+ }
+ $type = "image/jpeg";
+ }
+
+ return $type;
+
+}
+
function import_profile_photo($photo,$uid,$cid) {
$a = get_app();
@@ -238,7 +328,12 @@ function import_profile_photo($photo,$uid,$cid) {
$filename = basename($photo);
$img_str = fetch_url($photo,true);
- $img = new Photo($img_str);
+
+ // guess mimetype from headers or filename
+ $type = guess_image_type($photo,true);
+
+
+ $img = new Photo($img_str, $type);
if($img->is_valid()) {
$img->scaleImageSquare(175);
@@ -266,9 +361,9 @@ function import_profile_photo($photo,$uid,$cid) {
- $photo = $a->get_baseurl() . '/photo/' . $hash . '-4.jpg';
- $thumb = $a->get_baseurl() . '/photo/' . $hash . '-5.jpg';
- $micro = $a->get_baseurl() . '/photo/' . $hash . '-6.jpg';
+ $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
$photo_failure = true;
diff --git a/include/items.php b/include/items.php
index 66e219ddf..15c043e92 100755
--- a/include/items.php
+++ b/include/items.php
@@ -1346,7 +1346,11 @@ function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0)
}
$img_str = fetch_url($photo_url,true);
- $img = new Photo($img_str);
+ // guess mimetype from headers or filename
+ $type = guess_image_type($photo_url,true);
+
+
+ $img = new Photo($img_str, $type);
if($img->is_valid()) {
if($have_photo) {
q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
@@ -1372,9 +1376,9 @@ function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0)
q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
WHERE `uid` = %d AND `id` = %d LIMIT 1",
dbesc(datetime_convert()),
- dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.jpg'),
- dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.jpg'),
- dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.jpg'),
+ dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
+ dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
+ dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
intval($contact['uid']),
intval($contact['id'])
);
diff --git a/include/network.php b/include/network.php
index eeb2460d1..446413cd8 100644
--- a/include/network.php
+++ b/include/network.php
@@ -807,8 +807,11 @@ function scale_external_images($s,$include_link = true) {
if(stristr($mtch[1],$hostname))
continue;
$i = fetch_url($mtch[1]);
+ // guess mimetype from headers or filename
+ $type = guess_image_type($mtch[1],true);
+
if($i) {
- $ph = new Photo($i);
+ $ph = new Photo($i, $type);
if($ph->is_valid()) {
$orig_width = $ph->getWidth();
$orig_height = $ph->getHeight();
diff --git a/include/user.php b/include/user.php
index af43a2b52..2477438bf 100644
--- a/include/user.php
+++ b/include/user.php
@@ -284,7 +284,11 @@ function create_user($arr) {
$filename = basename($photo);
$img_str = fetch_url($photo,true);
- $img = new Photo($img_str);
+ // guess mimetype from headers or filename
+ $type = guess_image_type($photo,true);
+
+
+ $img = new Photo($img_str, $type);
if($img->is_valid()) {
$img->scaleImageSquare(175);
@@ -324,4 +328,4 @@ function create_user($arr) {
$result['user'] = $u;
return $result;
-} \ No newline at end of file
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 04:55:01 +0000