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