mod/wall_upload.php

   1 <?php
   2
   3 /**
   4  * @file mod/wall_upload.php
   5  * @brief Module for uploading a picture to the profile wall
   6  *
   7  * By default the picture will be stored in the photo album with the name Wall Photos.
   8  * You can specify a different album by adding an optional query string "album="
   9  * to the url
  10  */
  11
  12 use \Friendica\Core\Config;
  13
  14 require_once 'include/Photo.php';
  15
  16
  17 function wall_upload_post(App $a, $desktopmode = true) {
  18
  19         logger("wall upload: starting new upload", LOGGER_DEBUG);
  20
  21         $r_json = (x($_GET, 'response') && $_GET['response'] == 'json');
  22         $album = (x($_GET, 'album') ? notags(trim($_GET['album'])) : '');
  23
  24         if ($a->argc > 1) {
  25                 if (! x($_FILES, 'media')) {
  26                         $nick = $a->argv[1];
  27                         $r = q("SELECT `user`.*, `contact`.`id` FROM `user`
  28                                 INNER JOIN `contact` on `user`.`uid` = `contact`.`uid`
  29                                 WHERE `user`.`nickname` = '%s' AND `user`.`blocked` = 0
  30                                 AND `contact`.`self` = 1 LIMIT 1",
  31                                 dbesc($nick)
  32                         );
  33
  34                         if (! dbm::is_result($r)) {
  35                                 if ($r_json) {
  36                                         echo json_encode(array('error'=>t('Invalid request.')));
  37                                         killme();
  38                                 }
  39                                 return;
  40                         }
  41                 } else {
  42                         $user_info = api_get_user($a);
  43                         $r = q("SELECT `user`.*, `contact`.`id` FROM `user`
  44                                 INNER JOIN `contact` on `user`.`uid` = `contact`.`uid`
  45                                 WHERE `user`.`nickname` = '%s' AND `user`.`blocked` = 0
  46                                 AND `contact`.`self` = 1 LIMIT 1",
  47                                 dbesc($user_info['screen_name'])
  48                         );
  49                 }
  50         } else {
  51                 if ($r_json) {
  52                         echo json_encode(array('error'=>t('Invalid request.')));
  53                         killme();
  54                 }
  55                 return;
  56         }
  57
  58         /*
  59          * Setup permissions structures
  60          */
  61         $can_post  = false;
  62         $visitor   = 0;
  63
  64         $page_owner_uid   = $r[0]['uid'];
  65         $default_cid      = $r[0]['id'];
  66         $page_owner_nick  = $r[0]['nickname'];
  67         $community_page   = (($r[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
  68
  69         if ((local_user()) && (local_user() == $page_owner_uid)) {
  70                 $can_post = true;
  71         } else {
  72                 if ($community_page && remote_user()) {
  73                         $contact_id = 0;
  74                         if (is_array($_SESSION['remote'])) {
  75                                 foreach ($_SESSION['remote'] as $v) {
  76                                         if ($v['uid'] == $page_owner_uid) {
  77                                                 $contact_id = $v['cid'];
  78                                                 break;
  79                                         }
  80                                 }
  81                         }
  82
  83                         if ($contact_id) {
  84                                 $r = q("SELECT `uid` FROM `contact`
  85                                         WHERE `blocked` = 0 AND `pending` = 0
  86                                         AND `id` = %d AND `uid` = %d LIMIT 1",
  87                                         intval($contact_id),
  88                                         intval($page_owner_uid)
  89                                 );
  90                                 if (dbm::is_result($r)) {
  91                                         $can_post = true;
  92                                         $visitor = $contact_id;
  93                                 }
  94                         }
  95                 }
  96         }
  97
  98
  99         if (! $can_post) {
 100                 if ($r_json) {
 101                         echo json_encode(array('error'=>t('Permission denied.')));
 102                         killme();
 103                 }
 104                 notice(t('Permission denied.') . EOL);
 105                 killme();
 106         }
 107
 108         if (! x($_FILES, 'userfile') && ! x($_FILES, 'media')) {
 109                 if ($r_json) {
 110                         echo json_encode(array('error'=>t('Invalid request.')));
 111                 }
 112                 killme();
 113         }
 114
 115         $src = "";
 116         if (x($_FILES, 'userfile')) {
 117                 $src      = $_FILES['userfile']['tmp_name'];
 118                 $filename = basename($_FILES['userfile']['name']);
 119                 $filesize = intval($_FILES['userfile']['size']);
 120                 $filetype = $_FILES['userfile']['type'];
 121
 122         } elseif (x($_FILES, 'media')) {
 123                 if (is_array($_FILES['media']['tmp_name'])) {
 124                         $src = $_FILES['media']['tmp_name'][0];
 125                 } else {
 126                         $src = $_FILES['media']['tmp_name'];
 127                 }
 128
 129                 if (is_array($_FILES['media']['name'])) {
 130                         $filename = basename($_FILES['media']['name'][0]);
 131                 } else {
 132                         $filename = basename($_FILES['media']['name']);
 133                 }
 134
 135                 if (is_array($_FILES['media']['size'])) {
 136                         $filesize = intval($_FILES['media']['size'][0]);
 137                 } else {
 138                         $filesize = intval($_FILES['media']['size']);
 139                 }
 140
 141                 if (is_array($_FILES['media']['type'])) {
 142                         $filetype = $_FILES['media']['type'][0];
 143                 } else {
 144                         $filetype = $_FILES['media']['type'];
 145                 }
 146         }
 147
 148         if ($src=="") {
 149                 if ($r_json) {
 150                         echo json_encode(array('error'=>t('Invalid request.')));
 151                         killme();
 152                 }
 153                 notice(t('Invalid request.').EOL);
 154                 killme();
 155         }
 156
 157         // This is a special treatment for picture upload from Twidere
 158         if (($filename == "octet-stream") && ($filetype != "")) {
 159                 $filename = $filetype;
 160                 $filetype = "";
 161         }
 162
 163         if ($filetype=="") {
 164                 $filetype=guess_image_type($filename);
 165         }
 166
 167         // If there is a temp name, then do a manual check
 168         // This is more reliable than the provided value
 169
 170         $imagedata = getimagesize($src);
 171         if ($imagedata) {
 172                 $filetype = $imagedata['mime'];
 173         }
 174
 175         logger("File upload src: " . $src . " - filename: " . $filename .
 176                 " - size: " . $filesize . " - type: " . $filetype, LOGGER_DEBUG);
 177
 178         $maximagesize = Config::get('system', 'maximagesize');
 179
 180         if (($maximagesize) && ($filesize > $maximagesize)) {
 181                 $msg = sprintf(t('Image exceeds size limit of %s'), formatBytes($maximagesize));
 182                 if ($r_json) {
 183                         echo json_encode(array('error'=>$msg));
 184                 } else {
 185                         echo  $msg. EOL;
 186                 }
 187                 @unlink($src);
 188                 killme();
 189         }
 190
 191
 192         $limit = service_class_fetch($page_owner_uid, 'photo_upload_limit');
 193
 194         if ($limit) {
 195                 $r = q("SELECT SUM(OCTET_LENGTH(`data`)) AS `total` FROM `photo`
 196                         WHERE `uid` = %d AND `scale` = 0
 197                         AND `album` != 'Contact Photos' ",
 198                         intval($page_owner_uid)
 199                 );
 200                 $size = $r[0]['total'];
 201
 202                 if (($size + strlen($imagedata)) > $limit) {
 203                         $msg = upgrade_message(true);
 204                         if ($r_json) {
 205                                 echo json_encode(array('error'=>$msg));
 206                         } else {
 207                                 echo  $msg. EOL;
 208                         }
 209                         @unlink($src);
 210                         killme();
 211                 }
 212         }
 213
 214         $imagedata = @file_get_contents($src);
 215         $ph = new Photo($imagedata, $filetype);
 216
 217         if (! $ph->is_valid()) {
 218                 $msg = t('Unable to process image.');
 219                 if ($r_json) {
 220                         echo json_encode(array('error'=>$msg));
 221                 } else {
 222                         echo  $msg. EOL;
 223                 }
 224                 @unlink($src);
 225                 killme();
 226         }
 227
 228         $ph->orient($src);
 229         @unlink($src);
 230
 231         $max_length = Config::get('system', 'max_image_length');
 232         if (! $max_length) {
 233                 $max_length = MAX_IMAGE_LENGTH;
 234         }
 235         if ($max_length > 0) {
 236                 $ph->scaleImage($max_length);
 237                 logger("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
 238         }
 239
 240         $width = $ph->getWidth();
 241         $height = $ph->getHeight();
 242
 243         $hash = photo_new_resource();
 244
 245         $smallest = 0;
 246
 247         // If we don't have an album name use the Wall Photos album
 248         if (! strlen($album)) {
 249                 $album = t('Wall Photos');
 250         }
 251
 252         $defperm = '<' . $default_cid . '>';
 253
 254         $r = $ph->store($page_owner_uid, $visitor, $hash, $filename, $album, 0, 0, $defperm);
 255
 256         if (! $r) {
 257                 $msg = t('Image upload failed.');
 258                 if ($r_json) {
 259                         echo json_encode(array('error'=>$msg));
 260                 } else {
 261                         echo  $msg. EOL;
 262                 }
 263                 killme();
 264         }
 265
 266         if ($width > 640 || $height > 640) {
 267                 $ph->scaleImage(640);
 268                 $r = $ph->store($page_owner_uid, $visitor, $hash, $filename, $album, 1, 0, $defperm);
 269                 if ($r) {
 270                         $smallest = 1;
 271                 }
 272         }
 273
 274         if ($width > 320 || $height > 320) {
 275                 $ph->scaleImage(320);
 276                 $r = $ph->store($page_owner_uid, $visitor, $hash, $filename, $album, 2, 0, $defperm);
 277                 if ($r && ($smallest == 0)) {
 278                         $smallest = 2;
 279                 }
 280         }
 281
 282         $basename = basename($filename);
 283
 284         if (!$desktopmode) {
 285                 $r = q("SELECT `id`, `datasize`, `width`, `height`, `type` FROM `photo`
 286                         WHERE `resource-id` = '%s'
 287                         ORDER BY `width` DESC LIMIT 1",
 288                         $hash
 289                 );
 290                 if (!$r) {
 291                         if ($r_json) {
 292                                 echo json_encode(array('error'=>''));
 293                                 killme();
 294                         }
 295                         return false;
 296                 }
 297                 $picture = array();
 298
 299                 $picture["id"]        = $r[0]["id"];
 300                 $picture["size"]      = $r[0]["datasize"];
 301                 $picture["width"]     = $r[0]["width"];
 302                 $picture["height"]    = $r[0]["height"];
 303                 $picture["type"]      = $r[0]["type"];
 304                 $picture["albumpage"] = App::get_baseurl() . '/photos/' . $page_owner_nick . '/image/' . $hash;
 305                 $picture["picture"]   = App::get_baseurl() . "/photo/{$hash}-0." . $ph->getExt();
 306                 $picture["preview"]   = App::get_baseurl() . "/photo/{$hash}-{$smallest}." . $ph->getExt();
 307
 308                 if ($r_json) {
 309                         echo json_encode(array('picture'=>$picture));
 310                         killme();
 311                 }
 312                 return $picture;
 313         }
 314
 315
 316         if ($r_json) {
 317                 echo json_encode(array('ok'=>true));
 318                 killme();
 319         }
 320
 321 /* mod Waitman Gobble NO WARRANTY */
 322         // if we get the signal then return the image url info in BBCODE
 323         if ($_REQUEST['hush']!='yeah') {
 324                 echo  "\n\n" . '[url=' . App::get_baseurl() . '/photos/' . $page_owner_nick . '/image/' . $hash . '][img]' . App::get_baseurl() . "/photo/{$hash}-{$smallest}.".$ph->getExt()."[/img][/url]\n\n";
 325         } else {
 326                 $m = '[url='.App::get_baseurl().'/photos/'.$page_owner_nick.'/image/'.$hash.'][img]'.App::get_baseurl()."/photo/{$hash}-{$smallest}.".$ph->getExt()."[/img][/url]";
 327                 return($m);
 328         }
 329 /* mod Waitman Gobble NO WARRANTY */
 330
 331         killme();
 332         // NOTREACHED
 333 }