mod/display.php

   1 <?php
   2 if(! function_exists('display_init')) {
   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                         $r = q("SELECT `id`, `parent`, `author-name`, `author-link`, `author-avatar`, `network`, `body`, `uid` FROM `item`
  20                                 WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  21                                         AND `guid` = '%s' AND `uid` = %d", dbesc($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                         $r = q("SELECT `user`.`nickname`, `item`.`id`, `item`.`parent`, `item`.`author-name`,
  31                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`network`, `item`.`uid`, `item`.`body`
  32                                 FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
  33                                 WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  34                                         AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
  35                                         AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
  36                                         AND `item`.`private` = 0 AND NOT `user`.`hidewall`
  37                                         AND `item`.`guid` = '%s'", dbesc($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                         $r = q("SELECT `item`.`id`, `item`.`parent`, `item`.`author-name`,
  48                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`network`, `item`.`uid`, `item`.`body`
  49                                 FROM `item` WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
  50                                         AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
  51                                         AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
  52                                         AND `item`.`private` = 0 AND `item`.`uid` = 0
  53                                         AND `item`.`guid` = '%s'", dbesc($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, $profiledata);
  88 }
  89 }
  90
  91 if(! function_exists('display_fetchauthor')) {
  92 function display_fetchauthor($a, $item) {
  93
  94         $profiledata = array();
  95         $profiledata["uid"] = -1;
  96         $profiledata["nickname"] = $item["author-name"];
  97         $profiledata["name"] = $item["author-name"];
  98         $profiledata["picdate"] = "";
  99         $profiledata["photo"] = $item["author-avatar"];
 100         $profiledata["url"] = $item["author-link"];
 101         $profiledata["network"] = $item["network"];
 102
 103         // Check for a repeated message
 104         $skip = false;
 105         $body = trim($item["body"]);
 106
 107         // Skip if it isn't a pure repeated messages
 108         // Does it start with a share?
 109         if (!$skip AND strpos($body, "[share") > 0)
 110                 $skip = true;
 111
 112         // Does it end with a share?
 113         if (!$skip AND (strlen($body) > (strrpos($body, "[/share]") + 8)))
 114                 $skip = true;
 115
 116         if (!$skip) {
 117                 $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
 118                 // Skip if there is no shared message in there
 119                 if ($body == $attributes)
 120                         $skip = true;
 121         }
 122
 123         if (!$skip) {
 124                 $author = "";
 125                 preg_match("/author='(.*?)'/ism", $attributes, $matches);
 126                 if ($matches[1] != "")
 127                         $profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 128
 129                 preg_match('/author="(.*?)"/ism', $attributes, $matches);
 130                 if ($matches[1] != "")
 131                         $profiledata["name"] = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 132
 133                 $profile = "";
 134                 preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 135                 if ($matches[1] != "")
 136                         $profiledata["url"] = $matches[1];
 137
 138                 preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 139                 if ($matches[1] != "")
 140                         $profiledata["url"] = $matches[1];
 141
 142                 $avatar = "";
 143                 preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
 144                 if ($matches[1] != "")
 145                         $profiledata["photo"] = $matches[1];
 146
 147                 preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
 148                 if ($matches[1] != "")
 149                         $profiledata["photo"] = $matches[1];
 150
 151                 $profiledata["nickname"] = $profiledata["name"];
 152                 $profiledata["network"] = GetProfileUsername($profiledata["url"], "", false, true);
 153
 154                 $profiledata["address"] = "";
 155                 $profiledata["about"] = "";
 156         }
 157
 158         // Don't show details from Diaspora contacts if you don't follow the contact
 159         $showdetails = ($profiledata["network"] != NETWORK_DIASPORA);
 160
 161         // Fetching further contact data from the contact table
 162         $r = q("SELECT `uid`, `network`, `name`, `photo`, `nick`, `addr`, `location`, `about`, `gender`, `keywords`
 163                 FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `network` = '%s' AND `rel` IN (%d, %d)",
 164                 dbesc(normalise_link($profiledata["url"])), intval(local_user()), dbesc($item["network"]),
 165                 intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
 166         if (!count($r))
 167                 $r = q("SELECT `uid`, `network`, `name`, `photo`, `nick`, `addr`, `location`, `about`, `gender`, `keywords`
 168                         FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `rel` IN (%d, %d)",
 169                         dbesc(normalise_link($profiledata["url"])), intval(local_user()),
 170                         intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
 171
 172         if (count($r)) {
 173                 $profiledata["name"] = $r[0]["name"];
 174                 $profiledata["photo"] = $r[0]["photo"];
 175                 $profiledata["nickname"] = $r[0]["nick"];
 176                 $profiledata["addr"] = $r[0]["addr"];
 177                 $profiledata["keywords"] = $r[0]["keywords"];
 178                 $profiledata["network"] = $r[0]["network"];
 179
 180                 if (local_user() OR $showdetails) {
 181                         $showdetails = true;
 182                         $profiledata["address"] = $r[0]["location"];
 183                         $profiledata["about"] = $r[0]["about"];
 184                         $profiledata["gender"] = $r[0]["gender"];
 185                 }
 186         }
 187
 188         // Fetching profile data from global contacts
 189         if ($profiledata["network"] != NETWORK_FEED) {
 190                 $r = q("SELECT `name`, `photo`, `nick`, `addr`, `location`, `about`, `gender`, `keywords`, `network` FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($profiledata["url"])));
 191                 if (count($r)) {
 192                         $profiledata["name"] = $r[0]["name"];
 193                         $profiledata["photo"] = $r[0]["photo"];
 194                         $profiledata["nickname"] = $r[0]["nick"];
 195                         $profiledata["addr"] = $r[0]["addr"];
 196                         $profiledata["network"] = $r[0]["network"];
 197
 198                         if ($r[0]["keywords"])
 199                                 $profiledata["keywords"] = $r[0]["keywords"];
 200
 201                         if ($showdetails) {
 202                                 if ($r[0]["location"])
 203                                         $profiledata["address"] = $r[0]["location"];
 204
 205                                 if ($r[0]["about"])
 206                                         $profiledata["about"] = $r[0]["about"];
 207
 208                                 if ($r[0]["gender"])
 209                                         $profiledata["gender"] = $r[0]["gender"];
 210                         }
 211                 }
 212         }
 213
 214         if (local_user()) {
 215                 if (in_array($profiledata["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS)))
 216                         $profiledata["remoteconnect"] = $a->get_baseurl()."/follow?url=".urlencode($profiledata["url"]);
 217         } elseif ($profiledata["network"] == NETWORK_DFRN) {
 218                 $connect = str_replace("/profile/", "/dfrn_request/", $profiledata["url"]);
 219                 $profiledata["remoteconnect"] = $connect;
 220         }
 221
 222         return($profiledata);
 223 }
 224 }
 225
 226 if(! function_exists('display_content')) {
 227 function display_content(&$a, $update = 0) {
 228
 229         if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
 230                 notice( t('Public access denied.') . EOL);
 231                 return;
 232         }
 233
 234         require_once('include/security.php');
 235         require_once('include/conversation.php');
 236         require_once('include/acl_selectors.php');
 237
 238
 239         $o = '';
 240
 241         $a->page['htmlhead'] .= replace_macros(get_markup_template('display-head.tpl'), array());
 242
 243
 244         if($update) {
 245                 $nick = $_REQUEST['nick'];
 246         }
 247         else {
 248                 $nick = (($a->argc > 1) ? $a->argv[1] : '');
 249         }
 250
 251         if($update) {
 252                 $item_id = $_REQUEST['item_id'];
 253                 $a->profile = array('uid' => intval($update), 'profile_uid' => intval($update));
 254         }
 255         else {
 256                 $item_id = (($a->argc > 2) ? $a->argv[2] : 0);
 257
 258                 if ($a->argc == 2) {
 259                         $nick = "";
 260
 261                         if (local_user()) {
 262                                 $r = q("SELECT `id` FROM `item`
 263                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
 264                                                 AND `guid` = '%s' AND `uid` = %d", dbesc($a->argv[1]), local_user());
 265                                 if (count($r)) {
 266                                         $item_id = $r[0]["id"];
 267                                         $nick = $a->user["nickname"];
 268                                 }
 269                         }
 270
 271                         if ($nick == "") {
 272                                 $r = q("SELECT `user`.`nickname`, `item`.`id` FROM `item` INNER JOIN `user` ON `user`.`uid` = `item`.`uid`
 273                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
 274                                                 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
 275                                                 AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
 276                                                 AND `item`.`private` = 0  AND NOT `user`.`hidewall`
 277                                                 AND `item`.`guid` = '%s'", dbesc($a->argv[1]));
 278                                         //      AND `item`.`private` = 0 AND `item`.`wall` = 1
 279                                 if (count($r)) {
 280                                         $item_id = $r[0]["id"];
 281                                         $nick = $r[0]["nickname"];
 282                                 }
 283                         }
 284                         if ($nick == "") {
 285                                 $r = q("SELECT `item`.`id` FROM `item`
 286                                         WHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0
 287                                                 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
 288                                                 AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
 289                                                 AND `item`.`private` = 0  AND `item`.`uid` = 0
 290                                                 AND `item`.`guid` = '%s'", dbesc($a->argv[1]));
 291                                         //      AND `item`.`private` = 0 AND `item`.`wall` = 1
 292                                 if (count($r)) {
 293                                         $item_id = $r[0]["id"];
 294                                 }
 295                         }
 296                 }
 297         }
 298
 299         if(! $item_id) {
 300                 $a->error = 404;
 301                 notice( t('Item not found.') . EOL);
 302                 return;
 303         }
 304
 305         $groups = array();
 306
 307         $contact = null;
 308         $remote_contact = false;
 309
 310         $contact_id = 0;
 311
 312         if(is_array($_SESSION['remote'])) {
 313                 foreach($_SESSION['remote'] as $v) {
 314                         if($v['uid'] == $a->profile['uid']) {
 315                                 $contact_id = $v['cid'];
 316                                 break;
 317                         }
 318                 }
 319         }
 320
 321         if($contact_id) {
 322                 $groups = init_groups_visitor($contact_id);
 323                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 324                         intval($contact_id),
 325                         intval($a->profile['uid'])
 326                 );
 327                 if(count($r)) {
 328                         $contact = $r[0];
 329                         $remote_contact = true;
 330                 }
 331         }
 332
 333         if(! $remote_contact) {
 334                 if(local_user()) {
 335                         $contact_id = $_SESSION['cid'];
 336                         $contact = $a->contact;
 337                 }
 338         }
 339
 340         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 341                 intval($a->profile['uid'])
 342         );
 343         if(count($r))
 344                 $a->page_contact = $r[0];
 345
 346         $is_owner = ((local_user()) && (local_user() == $a->profile['profile_uid']) ? true : false);
 347
 348         if($a->profile['hidewall'] && (! $is_owner) && (! $remote_contact)) {
 349                 notice( t('Access to this profile has been restricted.') . EOL);
 350                 return;
 351         }
 352
 353         // Why do we need this on the display page? We don't have the possibility to write new content here.
 354         // Ad editing of posts work without this as well.
 355         // We should remove this completely for the 3.5.1 release.
 356         /*
 357         if ($is_owner) {
 358                 $x = array(
 359                         'is_owner' => true,
 360                         'allow_location' => $a->user['allow_location'],
 361                         'default_location' => $a->user['default-location'],
 362                         'nickname' => $a->user['nickname'],
 363                         'lockstate' => ( (is_array($a->user)) && ((strlen($a->user['allow_cid'])) || (strlen($a->user['allow_gid'])) || (strlen($a->user['deny_cid'])) || (strlen($a->user['deny_gid']))) ? 'lock' : 'unlock'),
 364                         'acl' => populate_acl($a->user, true),
 365                         'bang' => '',
 366                         'visitor' => 'block',
 367                         'profile_uid' => local_user(),
 368                         'acl_data' => construct_acl_data($a, $a->user), // For non-Javascript ACL selector
 369                 );
 370                 $o .= status_editor($a,$x,0,true);
 371         }
 372         */
 373
 374         $sql_extra = item_permissions_sql($a->profile['uid'],$remote_contact,$groups);
 375
 376         //              AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE ( `id` = '%s' OR `uri` = '%s' ))
 377
 378         if($update) {
 379
 380                 $r = q("SELECT id FROM item WHERE item.uid = %d
 381                         AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE (`id` = '%s' OR `uri` = '%s'))
 382                         $sql_extra AND unseen = 1",
 383                         intval($a->profile['uid']),
 384                         dbesc($item_id),
 385                         dbesc($item_id)
 386                 );
 387
 388                 if(!$r)
 389                         return '';
 390         }
 391
 392         //      AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE ( `id` = '%s' OR `uri` = '%s' )
 393
 394         $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,  `item`.`network` AS `item_network`,
 395                 `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
 396                 `contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
 397                 `contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
 398                 FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 399                 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 400                 WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
 401                 and `item`.`moderated` = 0
 402                 AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE (`id` = '%s' OR `uri` = '%s')
 403                 AND uid = %d)
 404                 $sql_extra
 405                 ORDER BY `parent` DESC, `gravity` ASC, `id` ASC",
 406                 intval($a->profile['uid']),
 407                 dbesc($item_id),
 408                 dbesc($item_id),
 409                 intval($a->profile['uid'])
 410         );
 411
 412         if(!$r && local_user()) {
 413                 // Check if this is another person's link to a post that we have
 414                 $r = q("SELECT `item`.uri FROM `item`
 415                         WHERE (`item`.`id` = '%s' OR `item`.`uri` = '%s' )
 416                         LIMIT 1",
 417                         dbesc($item_id),
 418                         dbesc($item_id)
 419                 );
 420                 if($r) {
 421                         $item_uri = $r[0]['uri'];
 422                         //      AND `item`.`parent` = ( SELECT `parent` FROM `item` FORCE INDEX (PRIMARY, `uri`) WHERE `uri` = '%s' AND uid = %d )
 423
 424                         $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,  `item`.`network` AS `item_network`,
 425                                 `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
 426                                 `contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
 427                                 `contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`
 428                                 FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 429                                 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
 430                                 WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
 431                                 and `item`.`moderated` = 0
 432                                 AND `item`.`parent` = (SELECT `parent` FROM `item` WHERE `uri` = '%s' AND uid = %d)
 433                                 ORDER BY `parent` DESC, `gravity` ASC, `id` ASC ",
 434                                 intval(local_user()),
 435                                 dbesc($item_uri),
 436                                 intval(local_user())
 437                         );
 438                 }
 439         }
 440
 441
 442         if($r) {
 443
 444                 if((local_user()) && (local_user() == $a->profile['uid'])) {
 445                         q("UPDATE `item` SET `unseen` = 0
 446                                 WHERE `parent` = %d AND `unseen` = 1",
 447                                 intval($r[0]['parent'])
 448                         );
 449                 }
 450
 451                 $items = conv_sort($r,"`commented`");
 452
 453                 if(!$update)
 454                         $o .= "<script> var netargs = '?f=&nick=" . $nick . "&item_id=" . $item_id . "'; </script>";
 455                 $o .= conversation($a,$items,'display', $update);
 456
 457                 // Preparing the meta header
 458                 require_once('include/bbcode.php');
 459                 require_once("include/html2plain.php");
 460                 $description = trim(html2plain(bbcode($r[0]["body"], false, false), 0, true));
 461                 $title = trim(html2plain(bbcode($r[0]["title"], false, false), 0, true));
 462                 $author_name = $r[0]["author-name"];
 463
 464                 $image = "";
 465                 if ($image == "")
 466                         $image = $r[0]["thumb"];
 467
 468                 if ($title == "")
 469                         $title = $author_name;
 470
 471                 $description = htmlspecialchars($description, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
 472                 $title = htmlspecialchars($title, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
 473                 $author_name = htmlspecialchars($author_name, ENT_COMPAT, 'UTF-8', true); // allow double encoding here
 474
 475                 //<meta name="keywords" content="">
 476                 $a->page['htmlhead'] .= '<meta name="author" content="'.$author_name.'" />'."\n";
 477                 $a->page['htmlhead'] .= '<meta name="title" content="'.$title.'" />'."\n";
 478                 $a->page['htmlhead'] .= '<meta name="fulltitle" content="'.$title.'" />'."\n";
 479                 $a->page['htmlhead'] .= '<meta name="description" content="'.$description.'" />'."\n";
 480
 481                 // Schema.org microdata
 482                 $a->page['htmlhead'] .= '<meta itemprop="name" content="'.$title.'" />'."\n";
 483                 $a->page['htmlhead'] .= '<meta itemprop="description" content="'.$description.'" />'."\n";
 484                 $a->page['htmlhead'] .= '<meta itemprop="image" content="'.$image.'" />'."\n";
 485                 $a->page['htmlhead'] .= '<meta itemprop="author" content="'.$author_name.'" />'."\n";
 486
 487                 // Twitter cards
 488                 $a->page['htmlhead'] .= '<meta name="twitter:card" content="summary" />'."\n";
 489                 $a->page['htmlhead'] .= '<meta name="twitter:title" content="'.$title.'" />'."\n";
 490                 $a->page['htmlhead'] .= '<meta name="twitter:description" content="'.$description.'" />'."\n";
 491                 $a->page['htmlhead'] .= '<meta name="twitter:image" content="'.$image.'" />'."\n";
 492                 $a->page['htmlhead'] .= '<meta name="twitter:url" content="'.$r[0]["plink"].'" />'."\n";
 493
 494                 // Dublin Core
 495                 $a->page['htmlhead'] .= '<meta name="DC.title" content="'.$title.'" />'."\n";
 496                 $a->page['htmlhead'] .= '<meta name="DC.description" content="'.$description.'" />'."\n";
 497
 498                 // Open Graph
 499                 $a->page['htmlhead'] .= '<meta property="og:type" content="website" />'."\n";
 500                 $a->page['htmlhead'] .= '<meta property="og:title" content="'.$title.'" />'."\n";
 501                 $a->page['htmlhead'] .= '<meta property="og:image" content="'.$image.'" />'."\n";
 502                 $a->page['htmlhead'] .= '<meta property="og:url" content="'.$r[0]["plink"].'" />'."\n";
 503                 $a->page['htmlhead'] .= '<meta property="og:description" content="'.$description.'" />'."\n";
 504                 $a->page['htmlhead'] .= '<meta name="og:article:author" content="'.$author_name.'" />'."\n";
 505                 // article:tag
 506
 507                 return $o;
 508         }
 509
 510         $r = q("SELECT `id`,`deleted` FROM `item` WHERE `id` = '%s' OR `uri` = '%s' LIMIT 1",
 511                 dbesc($item_id),
 512                 dbesc($item_id)
 513         );
 514         if($r) {
 515                 if($r[0]['deleted']) {
 516                         notice( t('Item has been removed.') . EOL );
 517                 }
 518                 else {
 519                         notice( t('Permission denied.') . EOL );
 520                 }
 521         }
 522         else {
 523                 notice( t('Item not found.') . EOL );
 524         }
 525
 526         return $o;
 527 }
 528 }