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