mod/display.php

   1 <?php
   2
   3 function display_init(&$a) {
   4
   5         if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
   6                 return;
   7         }
   8
   9         $nick = (($a->argc > 1) ? $a->argv[1] : '');
  10         $profiledata = array();
  11
  12         // If there is only one parameter, then check if this parameter could be a guid
  13         if ($a->argc == 2) {
  14                 $nick = "";
  15                 $itemuid = 0;
  16
  17                 // Does the local user have this item?
  18                 if (local_user()) {
  19                         $r = q("SELECT `id`, `parent`, `author-name`, `author-link`, `author-avatar`, `network`, `body`, `uid` FROM `item`
  20                                 WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  21                                         AND `guid` = '%s' AND `uid` = %d", $a->argv[1], local_user());
  22                         if (count($r)) {
  23                                 $nick = $a->user["nickname"];
  24                                 $itemuid = local_user();
  25                         }
  26                 }
  27
  28                 // Or is it anywhere on the server?
  29                 if ($nick == "") {
  30                         $r = q("SELECT `user`.`nickname`, `item`.`id`, `item`.`parent`, `item`.`author-name`,
  31                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`network`, `item`.`uid`, `item`.`body`
  32                                 FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
  33                                 WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  34                                         AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
  35                                         AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
  36                                         AND `item`.`private` = 0 AND NOT `user`.`hidewall`
  37                                         AND `item`.`guid` = '%s'", $a->argv[1]);
  38                                 //      AND `item`.`private` = 0 AND `item`.`wall` = 1
  39                         if (count($r)) {
  40                                 $nick = $r[0]["nickname"];
  41                                 $itemuid = $r[0]["uid"];
  42                         }
  43                 }
  44
  45                 // Is it an item with uid=0?
  46                 if ($nick == "") {
  47                         $r = q("SELECT `item`.`id`, `item`.`parent`, `item`.`author-name`,
  48                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`network`, `item`.`uid`, `item`.`body`
  49                                 FROM `item` WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  50                                         AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
  51                                         AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
  52                                         AND `item`.`private` = 0 AND `item`.`uid` = 0
  53                                         AND `item`.`guid` = '%s'", $a->argv[1]);
  54                                 //      AND `item`.`private` = 0 AND `item`.`wall` = 1
  55                 }
  56                 if (count($r)) {
  57                         if ($r[0]["id"] != $r[0]["parent"])
  58                                 $r = q("SELECT `id`, `author-name`, `author-link`, `author-avatar`, `network`, `body`, `uid` FROM `item`
  59                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  60                                                 AND `id` = %d", $r[0]["parent"]);
  61
  62                         $profiledata = display_fetchauthor($a, $r[0]);
  63
  64                         if (strstr(normalise_link($profiledata["url"]), normalise_link($a->get_baseurl()))) {
  65                                 $nickname = str_replace(normalise_link($a->get_baseurl())."/profile/", "", normalise_link($profiledata["url"]));
  66
  67                                 if (($nickname != $a->user["nickname"])) {
  68                                         $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
  69                                                 INNER JOIN `contact` on `contact`.`uid` = `profile`.`uid` INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
  70                                                 WHERE `user`.`nickname` = '%s' AND `profile`.`is-default` = 1 and `contact`.`self` = 1 LIMIT 1",
  71                                                 dbesc($nickname)
  72                                         );
  73                                         if (count($r))
  74                                                 $profiledata = $r[0];
  75
  76                                         $profiledata["network"] = NETWORK_DFRN;
  77                                 } else
  78                                         $profiledata = array();
  79                         }
  80                 } else {
  81                         $a->error = 404;
  82                         notice( t('Item not found.') . EOL);
  83                         return;
  84                 }
  85         }
  86
  87         profile_load($a, $nick, 0, $profiledata);
  88
  89 }
  90
  91 function display_fetchauthor($a, $item) {
  92         require_once("mod/proxy.php");
  93         require_once("include/bbcode.php");
  94
  95         $profiledata = array();
  96         $profiledata["uid"] = -1;
  97         $profiledata["nickname"] = $item["author-name"];
  98         $profiledata["name"] = $item["author-name"];
  99         $profiledata["picdate"] = "";
 100         $profiledata["photo"] = proxy_url($item["author-avatar"]);
 101         $profiledata["url"] = $item["author-link"];
 102         $profiledata["network"] = $item["network"];
 103
 104         // Fetching further contact data from the contact table
 105         $r = q("SELECT `photo`, `nick`, `location`, `about` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 106                 normalise_link($profiledata["url"]), $item["uid"]);
 107         if (count($r)) {
 108                 $profiledata["photo"] = proxy_url($r[0]["photo"]);
 109                 $profiledata["address"] = proxy_parse_html(bbcode($r[0]["location"]));
 110                 $profiledata["about"] = proxy_parse_html(bbcode($r[0]["about"]));
 111                 if ($r[0]["nick"] != "")
 112                         $profiledata["nickname"] = $r[0]["nick"];
 113         }
 114
 115         // Fetching profile data from unique contacts
 116         $r = q("SELECT `avatar`, `nick`, `location`, `about` FROM `unique_contacts` WHERE `url` = '%s'", normalise_link($profiledata["url"]));
 117         if (count($r)) {
 118                 if ($profiledata["photo"] == "")
 119                         $profiledata["photo"] = proxy_url($r[0]["avatar"]);
 120                 if ($profiledata["address"] == "")
 121                         $profiledata["address"] = proxy_parse_html(bbcode($r[0]["location"]));
 122                 if ($profiledata["about"] == "")
 123                         $profiledata["about"] = proxy_parse_html(bbcode($r[0]["about"]));
 124                 if (($profiledata["nickname"] == "") AND ($r[0]["nick"] != ""))
 125                         $profiledata["nickname"] = $r[0]["nick"];
 126         }
 127
 128         // Check for a repeated message
 129         $skip = false;
 130         $body = trim($item["body"]);
 131
 132         // Skip if it isn't a pure repeated messages
 133         // Does it start with a share?
 134         if (!$skip AND strpos($body, "[share") > 0)
 135                 $skip = true;
 136
 137         // Does it end with a share?
 138         if (!$skip AND (strlen($body) > (strrpos($body, "[/share]") + 8)))
 139                 $skip = true;
 140
 141         if (!$skip) {
 142                 $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
 143                 // Skip if there is no shared message in there
 144                 if ($body == $attributes)
 145                         $skip = true;
 146         }
 147
 148         if (!$skip) {
 149                 $author = "";
 150                 preg_match("/author='(.*?)'/ism", $attributes, $matches);
 151                 if ($matches[1] != "")
 152                         $profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 153
 154                 preg_match('/author="(.*?)"/ism', $attributes, $matches);
 155                 if ($matches[1] != "")
 156                         $profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 157
 158                 $profile = "";
 159                 preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 160                 if ($matches[1] != "")
 161                         $profiledata["url"] = $matches[1];
 162
 163                 preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 164                 if ($matches[1] != "")
 165                         $profiledata["url"] = $matches[1];
 166
 167                 $avatar = "";
 168                 preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
 169                 if ($matches[1] != "")
 170                         $profiledata["photo"] = $matches[1];
 171
 172                 preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
 173                 if ($matches[1] != "")
 174                         $profiledata["photo"] = $matches[1];
 175
 176                 $profiledata["nickname"] = $profiledata["name"];
 177                 $profiledata["network"] = GetProfileUsername($profiledata["url"], "", false, true);
 178
 179                 $profiledata["address"] = "";
 180                 $profiledata["about"] = "";
 181
 182                 // Fetching profile data from unique contacts
 183                 if ($profiledata["url"] != "") {
 184                         $r = q("SELECT `avatar`, `nick`, `location`, `about` FROM `unique_contacts` WHERE `url` = '%s'", normalise_link($profiledata["url"]));
 185                         if (count($r)) {
 186                                 $profiledata["photo"] = proxy_url($r[0]["avatar"]);
 187                                 $profiledata["address"] = proxy_parse_html(bbcode($r[0]["location"]));
 188                                 $profiledata["about"] = proxy_parse_html(bbcode($r[0]["about"]));
 189                                 if ($r[0]["nick"] != "")
 190                                         $profiledata["nickname"] = $r[0]["nick"];
 191                         }
 192                 }
 193         }
 194
 195         if (local_user()) {
 196                 if (in_array($profiledata["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS)))
 197                         $profiledata["remoteconnect"] = $a->get_baseurl()."/follow?url=".urlencode($profiledata["url"]);
 198                 //if ($profiledata["network"] == NETWORK_DFRN) {
 199                 //      $connect = str_replace("/profile/", "/dfrn_request/", $profiledata["url"])."&addr=".bin2hex($a->get_baseurl()."/profile/".$a->user["nickname"]);
 200                 //      $profiledata["remoteconnect"] = $connect;
 201                 //} elseif ($profiledata["network"] == NETWORK_DIASPORA)
 202                 //      $profiledata["remoteconnect"] = $a->get_baseurl()."/contacts?add=".GetProfileUsername($profiledata["url"], "", true);
 203         } elseif ($profiledata["network"] == NETWORK_DFRN) {
 204                 $connect = str_replace("/profile/", "/dfrn_request/", $profiledata["url"]);
 205                 $profiledata["remoteconnect"] = $connect;
 206         }
 207
 208         return($profiledata);
 209 }
 210
 211 function display_content(&$a, $update = 0) {
 212
 213         if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
 214                 notice( t('Public access denied.') . EOL);
 215                 return;
 216         }
 217
 218         require_once("include/bbcode.php");
 219         require_once('include/security.php');
 220         require_once('include/conversation.php');
 221         require_once('include/acl_selectors.php');
 222
 223
 224         $o = '';
 225
 226         $a->page['htmlhead'] .= replace_macros(get_markup_template('display-head.tpl'), array());
 227
 228
 229         if($update) {
 230                 $nick = $_REQUEST['nick'];
 231         }
 232         else {
 233                 $nick = (($a->argc > 1) ? $a->argv[1] : '');
 234         }
 235
 236         if($update) {
 237                 $item_id = $_REQUEST['item_id'];
 238                 $a->profile = array('uid' => intval($update), 'profile_uid' => intval($update));
 239         }
 240         else {
 241                 $item_id = (($a->argc > 2) ? $a->argv[2] : 0);
 242
 243                 if ($a->argc == 2) {
 244                         $nick = "";
 245
 246                         if (local_user()) {
 247                                 $r = q("SELECT `id` FROM `item`
 248                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
 249                                                 AND `guid` = '%s' AND `uid` = %d", $a->argv[1], local_user());
 250                                 if (count($r)) {
 251                                         $item_id = $r[0]["id"];
 252                                         $nick = $a->user["nickname"];
 253                                 }
 254                         }
 255
 256                         if ($nick == "") {
 257                                 $r = q("SELECT `user`.`nickname`, `item`.`id` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
 258                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
 259                                                 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
 260                                                 AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
 261                                                 AND `item`.`private` = 0  AND NOT `user`.`hidewall`
 262                                                 AND `item`.`guid` = '%s'", $a->argv[1]);
 263                                         //      AND `item`.`private` = 0 AND `item`.`wall` = 1
 264                                 if (count($r)) {
 265                                         $item_id = $r[0]["id"];
 266                                         $nick = $r[0]["nickname"];
 267                                 }
 268                         }
 269                         if ($nick == "") {
 270                                 $r = q("SELECT `item`.`id` FROM `item`
 271                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
 272                                                 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
 273                                                 AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
 274                                                 AND `item`.`private` = 0  AND `item`.`uid` = 0
 275                                                 AND `item`.`guid` = '%s'", $a->argv[1]);
 276                                         //      AND `item`.`private` = 0 AND `item`.`wall` = 1
 277                                 if (count($r)) {
 278                                         $item_id = $r[0]["id"];
 279                                 }
 280                         }
 281                 }
 282         }
 283
 284         if(! $item_id) {
 285                 $a->error = 404;
 286                 notice( t('Item not found.') . EOL);
 287                 return;
 288         }
 289
 290         $groups = array();
 291
 292         $contact = null;
 293         $remote_contact = false;
 294
 295         $contact_id = 0;
 296
 297         if(is_array($_SESSION['remote'])) {
 298                 foreach($_SESSION['remote'] as $v) {
 299                         if($v['uid'] == $a->profile['uid']) {
 300                                 $contact_id = $v['cid'];
 301                                 break;
 302                         }
 303                 }
 304         }
 305
 306         if($contact_id) {
 307                 $groups = init_groups_visitor($contact_id);
 308                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 309                         intval($contact_id),
 310                         intval($a->profile['uid'])
 311                 );
 312                 if(count($r)) {
 313                         $contact = $r[0];
 314                         $remote_contact = true;
 315                 }
 316         }
 317
 318         if(! $remote_contact) {
 319                 if(local_user()) {
 320                         $contact_id = $_SESSION['cid'];
 321                         $contact = $a->contact;
 322                 }
 323         }
 324
 325         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 326                 intval($a->profile['uid'])
 327         );
 328         if(count($r))
 329                 $a->page_contact = $r[0];
 330
 331         $is_owner = ((local_user()) && (local_user() == $a->profile['profile_uid']) ? true : false);
 332
 333         if($a->profile['hidewall'] && (! $is_owner) && (! $remote_contact)) {
 334                 notice( t('Access to this profile has been restricted.') . EOL);
 335                 return;
 336         }
 337
 338         if ($is_owner) {
 339                 $celeb = ((($a->user['page-flags'] == PAGE_SOAPBOX) || ($a->user['page-flags'] == PAGE_COMMUNITY)) ? true : false);
 340
 341                 $x = array(
 342                         'is_owner' => true,
 343                         'allow_location' => $a->user['allow_location'],
 344                         'default_location' => $a->user['default-location'],
 345                         'nickname' => $a->user['nickname'],
 346                         'lockstate' => ( (is_array($a->user)) && ((strlen($a->user['allow_cid'])) || (strlen($a->user['allow_gid'])) || (strlen($a->user['deny_cid'])) || (strlen($a->user['deny_gid']))) ? 'lock' : 'unlock'),
 347                         'acl' => populate_acl($a->user, $celeb),
 348                         'bang' => '',
 349                         'visitor' => 'block',
 350                         'profile_uid' => local_user(),
 351                         'acl_data' => construct_acl_data($a, $a->user), // For non-Javascript ACL selector
 352                 );
 353                 $o .= status_editor($a,$x,0,true);
 354         }
 355
 356         $sql_extra = item_permissions_sql($a->profile['uid'],$remote_contact,$groups);
 357
 358         //              AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE ( `id` = '%s' OR `uri` = '%s' ))
 359
 360         if($update) {
 361
 362                 $r = q("SELECT id FROM item WHERE item.uid = %d
 363                         AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE (`id` = '%s' OR `uri` = '%s'))
 364                         $sql_extra AND unseen = 1",
 365                         intval($a->profile['uid']),
 366                         dbesc($item_id),
 367                         dbesc($item_id)
 368                 );
 369
 370                 if(!$r)
 371                         return '';
 372         }
 373
 374         //      AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE ( `id` = '%s' OR `uri` = '%s' )
 375
 376         $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,  `item`.`network` AS `item_network`,
 377                 `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
 378                 `contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
 379                 `contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
 380                 FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 381                 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 382                 WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
 383                 and `item`.`moderated` = 0
 384                 AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE (`id` = '%s' OR `uri` = '%s')
 385                 AND uid = %d)
 386                 $sql_extra
 387                 ORDER BY `parent` DESC, `gravity` ASC, `id` ASC",
 388                 intval($a->profile['uid']),
 389                 dbesc($item_id),
 390                 dbesc($item_id),
 391                 intval($a->profile['uid'])
 392         );
 393
 394         if(!$r && local_user()) {
 395                 // Check if this is another person's link to a post that we have
 396                 $r = q("SELECT `item`.uri FROM `item`
 397                         WHERE (`item`.`id` = '%s' OR `item`.`uri` = '%s' )
 398                         LIMIT 1",
 399                         dbesc($item_id),
 400                         dbesc($item_id)
 401                 );
 402                 if($r) {
 403                         $item_uri = $r[0]['uri'];
 404                         //      AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE `uri` = '%s' AND uid = %d )
 405
 406                         $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,  `item`.`network` AS `item_network`,
 407                                 `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
 408                                 `contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
 409                                 `contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
 410                                 FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 411                                 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 412                                 WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
 413                                 and `item`.`moderated` = 0
 414                                 AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE `uri` = '%s' AND uid = %d)
 415                                 ORDER BY `parent` DESC, `gravity` ASC, `id` ASC ",
 416                                 intval(local_user()),
 417                                 dbesc($item_uri),
 418                                 intval(local_user())
 419                         );
 420                 }
 421         }
 422
 423
 424         if($r) {
 425
 426                 if((local_user()) && (local_user() == $a->profile['uid'])) {
 427                         q("UPDATE `item` SET `unseen` = 0
 428                                 WHERE `parent` = %d AND `unseen` = 1",
 429                                 intval($r[0]['parent'])
 430                         );
 431                 }
 432
 433                 $items = conv_sort($r,"`commented`");
 434
 435                 if(!$update)
 436                         $o .= "<script> var netargs = '?f=&nick=" . $nick . "&item_id=" . $item_id . "'; </script>";
 437                 $o .= conversation($a,$items,'display', $update);
 438
 439                 // Preparing the meta header
 440                 require_once('include/bbcode.php');
 441                 require_once("include/html2plain.php");
 442                 $description = trim(html2plain(bbcode($r[0]["body"], false, false), 0, true));
 443                 $title = trim(html2plain(bbcode($r[0]["title"], false, false), 0, true));
 444                 $author_name = $r[0]["author-name"];
 445
 446                 $image = "";
 447                 if ($image == "")
 448                         $image = $r[0]["thumb"];
 449
 450                 if ($title == "")
 451                         $title = $author_name;
 452
 453                 $description = htmlspecialchars($description, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
 454                 $title = htmlspecialchars($title, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
 455                 $author_name = htmlspecialchars($author_name, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
 456
 457                 //<meta name="keywords" content="">
 458                 $a->page['htmlhead'] .= '<meta name="author" content="'.$author_name.'" />'."\n";
 459                 $a->page['htmlhead'] .= '<meta name="title" content="'.$title.'" />'."\n";
 460                 $a->page['htmlhead'] .= '<meta name="fulltitle" content="'.$title.'" />'."\n";
 461                 $a->page['htmlhead'] .= '<meta name="description" content="'.$description.'" />'."\n";
 462
 463                 // Schema.org microdata
 464                 $a->page['htmlhead'] .= '<meta itemprop="name" content="'.$title.'" />'."\n";
 465                 $a->page['htmlhead'] .= '<meta itemprop="description" content="'.$description.'" />'."\n";
 466                 $a->page['htmlhead'] .= '<meta itemprop="image" content="'.$image.'" />'."\n";
 467                 $a->page['htmlhead'] .= '<meta itemprop="author" content="'.$author_name.'" />'."\n";
 468
 469                 // Twitter cards
 470                 $a->page['htmlhead'] .= '<meta name="twitter:card" content="summary" />'."\n";
 471                 $a->page['htmlhead'] .= '<meta name="twitter:title" content="'.$title.'" />'."\n";
 472                 $a->page['htmlhead'] .= '<meta name="twitter:description" content="'.$description.'" />'."\n";
 473                 $a->page['htmlhead'] .= '<meta name="twitter:image" content="'.$image.'" />'."\n";
 474                 $a->page['htmlhead'] .= '<meta name="twitter:url" content="'.$r[0]["plink"].'" />'."\n";
 475
 476                 // Dublin Core
 477                 $a->page['htmlhead'] .= '<meta name="DC.title" content="'.$title.'" />'."\n";
 478                 $a->page['htmlhead'] .= '<meta name="DC.description" content="'.$description.'" />'."\n";
 479
 480                 // Open Graph
 481                 $a->page['htmlhead'] .= '<meta property="og:type" content="website" />'."\n";
 482                 $a->page['htmlhead'] .= '<meta property="og:title" content="'.$title.'" />'."\n";
 483                 $a->page['htmlhead'] .= '<meta property="og:image" content="'.$image.'" />'."\n";
 484                 $a->page['htmlhead'] .= '<meta property="og:url" content="'.$r[0]["plink"].'" />'."\n";
 485                 $a->page['htmlhead'] .= '<meta property="og:description" content="'.$description.'" />'."\n";
 486                 $a->page['htmlhead'] .= '<meta name="og:article:author" content="'.$author_name.'" />'."\n";
 487                 // article:tag
 488
 489                 return $o;
 490         }
 491
 492         $r = q("SELECT `id`,`deleted` FROM `item` WHERE `id` = '%s' OR `uri` = '%s' LIMIT 1",
 493                 dbesc($item_id),
 494                 dbesc($item_id)
 495         );
 496         if($r) {
 497                 if($r[0]['deleted']) {
 498                         notice( t('Item has been removed.') . EOL );
 499                 }
 500                 else {
 501                         notice( t('Permission denied.') . EOL );
 502                 }
 503         }
 504         else {
 505                 notice( t('Item not found.') . EOL );
 506         }
 507
 508         return $o;
 509 }
 510