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