bitPickups/friendica_2019-12_sharedHosting_hotFix
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Merge pull request #3819 from annando/photo-rework

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Better handling for GIF even, if not supported by the graphics library
This commit is contained in:
Hypolite Petovan 2017-10-23 13:04:52 -04:00 committed by GitHub
commit 0c347d1466
2 changed files with 37 additions and 32 deletions
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4
include/Photo.php
View file

@ -26,7 +26,7 @@ class Photo {
/**
* @brief supported mimetypes and corresponding file extensions
*/
static function supportedTypes() {
public static function supportedTypes() {
if (class_exists('Imagick')) {
// Imagick::queryFormats won't help us a lot there...
@ -49,7 +49,7 @@ class Photo {
public function __construct($data, $type=null) {
$this->imagick = class_exists('Imagick');
$this->types = $this->supportedTypes();
$this->types = static::supportedTypes();
if (!array_key_exists($type, $this->types)){
$type='image/jpeg';
}

65
mod/photo.php
View file

@ -11,7 +11,7 @@ function photo_init(App $a) {
$prvcachecontrol = false;
$file = "";
switch($a->argc) {
switch ($a->argc) {
case 4:
$person = $a->argv[3];
$customres = intval($a->argv[2]);
@ -31,14 +31,13 @@ function photo_init(App $a) {
// NOTREACHED
}
// strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) >= filemtime($localFileName)) {
if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
header('HTTP/1.1 304 Not Modified');
header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
header('Etag: '.$_SERVER['HTTP_IF_NONE_MATCH']);
header("Expires: " . gmdate("D, d M Y H:i:s", time() + (31536000)) . " GMT");
header("Cache-Control: max-age=31536000");
if(function_exists('header_remove')) {
if (function_exists('header_remove')) {
header_remove('Last-Modified');
header_remove('Expires');
header_remove('Cache-Control');
@ -48,14 +47,13 @@ function photo_init(App $a) {
$default = 'images/person-175.jpg';
if(isset($type)) {
if (isset($type)) {
/**
* Profile photos
*/
switch($type) {
switch ($type) {
case 'profile':
case 'custom':
@ -72,7 +70,11 @@ function photo_init(App $a) {
break;
}
$uid = str_replace(array('.jpg','.png'),array('',''), $person);
$uid = str_replace(array('.jpg', '.png', '.gif'), array('', '', ''), $person);
foreach (Photo::supportedTypes() AS $m => $e) {
$uid = str_replace('.'.$e, '', $uid);
}
$r = q("SELECT * FROM `photo` WHERE `scale` = %d AND `uid` = %d AND `profile` = 1 LIMIT 1",
intval($resolution),
@ -82,28 +84,29 @@ function photo_init(App $a) {
$data = $r[0]['data'];
$mimetype = $r[0]['type'];
}
if(! isset($data)) {
if (empty($data)) {
$data = file_get_contents($default);
$mimetype = 'image/jpeg';
}
}
else {
} else {
/**
* Other photos
*/
$resolution = 0;
foreach( Photo::supportedTypes() as $m=>$e){
$photo = str_replace(".$e",'',$photo);
$photo = str_replace(array('.jpg', '.png', '.gif'), array('', '', ''), $photo);
foreach (Photo::supportedTypes() AS $m => $e) {
$photo = str_replace('.'.$e, '', $photo);
}
if(substr($photo,-2,1) == '-') {
$resolution = intval(substr($photo,-1,1));
$photo = substr($photo,0,-2);
if (substr($photo, -2, 1) == '-') {
$resolution = intval(substr($photo, -1, 1));
$photo = substr($photo, 0, -2);
}
// check if the photo exists and get the owner of the photo
// check if the photo exists and get the owner of the photo
$r = q("SELECT `uid` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1",
dbesc($photo),
intval($resolution)
@ -136,9 +139,9 @@ function photo_init(App $a) {
}
}
if(! isset($data)) {
if(isset($resolution)) {
switch($resolution) {
if (empty($data)) {
if (isset($resolution)) {
switch ($resolution) {
case 4:
$data = file_get_contents('images/person-175.jpg');
@ -160,11 +163,11 @@ function photo_init(App $a) {
}
}
// Resize only if its not a GIF
if ($mime != "image/gif") {
// Resize only if its not a GIF and it is supported by the library
if (($mimetype != "image/gif") && in_array($mimetype, Photo::supportedTypes())) {
$ph = new Photo($data, $mimetype);
if($ph->is_valid()) {
if(isset($customres) && $customres > 0 && $customres < 500) {
if ($ph->is_valid()) {
if (isset($customres) && $customres > 0 && $customres < 500) {
$ph->scaleImageSquare($customres);
}
$data = $ph->imageString();
@ -172,14 +175,14 @@ function photo_init(App $a) {
}
}
if(function_exists('header_remove')) {
if (function_exists('header_remove')) {
header_remove('Pragma');
header_remove('pragma');
}
header("Content-type: ".$mimetype);
if($prvcachecontrol) {
if ($prvcachecontrol) {
// it is a private photo that they have no permission to view.
// tell the browser not to cache it, in case they authenticate
@ -187,8 +190,7 @@ function photo_init(App $a) {
header("Cache-Control: no-store, no-cache, must-revalidate");
}
else {
} else {
header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
header('Etag: "'.md5($data).'"');
header("Expires: " . gmdate("D, d M Y H:i:s", time() + (31536000)) . " GMT");
@ -200,12 +202,15 @@ function photo_init(App $a) {
if ($public and ($file != "")) {
// If the photo path isn't there, try to create it
$basepath = $a->get_basepath();
if (!is_dir($basepath."/photo"))
if (is_writable($basepath))
if (!is_dir($basepath."/photo")) {
if (is_writable($basepath)) {
mkdir($basepath."/photo");
}
}
if (is_dir($basepath."/photo"))
if (is_dir($basepath."/photo")) {
file_put_contents($basepath."/photo/".$file, $data);
}
}
killme();