mod/item.php

   1 <?php
   2
   3 function item_post(&$a) {
   4
   5         if((! local_user()) && (! remote_user()))
   6                 return;
   7
   8         require_once('include/security.php');
   9
  10         $uid = $_SESSION['uid'];
  11
  12
  13         $parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
  14
  15         $parent_item = null;
  16
  17         if($parent) {
  18                 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  19                         intval($parent)
  20                 );
  21                 if(! count($r)) {
  22                         notice( t('Unable to locate original post.') . EOL);
  23                         goaway($a->get_baseurl() . "/" . $_POST['return'] );
  24                 }
  25                 $parent_item = $r[0];
  26         }
  27
  28         $profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
  29
  30
  31         if(! can_write_wall($a,$profile_uid)) {
  32                 notice( t('Permission denied.') . EOL) ;
  33                 return;
  34         }
  35
  36         $user = null;
  37
  38         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
  39                 intval($profile_uid)
  40         );
  41         if(count($r))
  42                 $user = $r[0];
  43
  44
  45         $str_group_allow   = perms2str($_POST['group_allow']);
  46         $str_contact_allow = perms2str($_POST['contact_allow']);
  47         $str_group_deny    = perms2str($_POST['group_deny']);
  48         $str_contact_deny  = perms2str($_POST['contact_deny']);
  49
  50         $title             = notags(trim($_POST['title']));
  51         $body              = escape_tags(trim($_POST['body']));
  52         $location          = notags(trim($_POST['location']));
  53
  54         if(! strlen($body)) {
  55                 notice( t('Empty post discarded.') . EOL );
  56                 goaway($a->get_baseurl() . "/" . $_POST['return'] );
  57
  58         }
  59
  60         // get contact info for poster
  61
  62         $author = null;
  63
  64         if(($_SESSION['uid']) && ($_SESSION['uid'] == $profile_uid)) {
  65                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
  66                         intval($_SESSION['uid'])
  67                 );
  68         }
  69         else {
  70                 if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id']))) {
  71                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
  72                                 intval($_SESSION['visitor_id'])
  73                         );
  74                 }
  75         }
  76
  77         if(count($r)) {
  78                 $author = $r[0];
  79                 $contact_id = $author['id'];
  80         }
  81
  82         // get contact info for owner
  83
  84         if($profile_uid == $_SESSION['uid']) {
  85                 $contact_record = $author;
  86         }
  87         else {
  88                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
  89                         intval($profile_uid)
  90                 );
  91                 if(count($r))
  92                         $contact_record = $r[0];
  93         }
  94
  95         $post_type = notags(trim($_POST['type']));
  96
  97         if($post_type == 'net-comment') {
  98                 if($parent_item !== null) {
  99                         if($parent_item['type'] == 'remote')
 100                                 $post_type = 'remote-comment';
 101                         else
 102                                 $post_type = 'wall-comment';
 103                 }
 104         }
 105
 106         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 107
 108         $uri = item_new_uri($a->get_hostname(),$profile_uid);
 109
 110         $r = q("INSERT INTO `item` (`uid`,`type`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`,
 111                 `author-name`, `author-link`, `author-avatar`, `created`,
 112                 `edited`, `changed`, `uri`, `title`, `body`, `location`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`)
 113                 VALUES( %d, '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
 114                 intval($profile_uid),
 115                 dbesc($post_type),
 116                 intval($contact_id),
 117                 dbesc($contact_record['name']),
 118                 dbesc($contact_record['url']),
 119                 dbesc($contact_record['thumb']),
 120                 dbesc($author['name']),
 121                 dbesc($author['url']),
 122                 dbesc($author['thumb']),
 123                 dbesc(datetime_convert()),
 124                 dbesc(datetime_convert()),
 125                 dbesc(datetime_convert()),
 126                 dbesc($uri),
 127                 dbesc($title),
 128                 dbesc($body),
 129                 dbesc($location),
 130                 dbesc($str_contact_allow),
 131                 dbesc($str_group_allow),
 132                 dbesc($str_contact_deny),
 133                 dbesc($str_group_deny)
 134         );
 135         $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
 136                 dbesc($uri));
 137         if(count($r)) {
 138                 $post_id = $r[0]['id'];
 139
 140                 if($parent) {
 141
 142                         // This item is the last leaf and gets the comment box, clear any ancestors
 143                         $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
 144                                 dbesc(datetime_convert()),
 145                                 intval($parent)
 146                         );
 147
 148                         // Inherit ACL's from the parent item.
 149                         // TODO merge with subsequent UPDATE operation and save a db write
 150
 151                         $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 152                                 WHERE `id` = %d LIMIT 1",
 153                                 dbesc($parent_item['allow_cid']),
 154                                 dbesc($parent_item['allow_gid']),
 155                                 dbesc($parent_item['deny_cid']),
 156                                 dbesc($parent_item['deny_gid']),
 157                                 intval($post_id)
 158                         );
 159
 160                         if(($user['notify-flags'] & NOTIFY_COMMENT) && ($contact_record != $author)) {
 161                                 require_once('bbcode.php');
 162                                 $from = $author['name'];
 163                                 $tpl = file_get_contents('view/cmnt_received_eml.tpl');
 164                                 $email_tpl = replace_macros($tpl, array(
 165                                         '$sitename' => $a->config['sitename'],
 166                                         '$siteurl' =>  $a->get_baseurl(),
 167                                         '$username' => $user['username'],
 168                                         '$email' => $user['email'],
 169                                         '$from' => $from,
 170                                         '$body' => strip_tags(bbcode($body))
 171                                 ));
 172
 173                                 $res = mail($user['email'], $from . t(" commented on your item at ") . $a->config['sitename'],
 174                                         $email_tpl,t("From: Administrator@") . $a->get_hostname() );
 175                         }
 176                 }
 177                 else {
 178                         $parent = $post_id;
 179
 180                         if(($user['notify-flags'] & NOTIFY_WALL) && ($contact_record != $author)) {
 181                                 require_once('bbcode.php');
 182                                 $from = $author['name'];
 183                                 $tpl = file_get_contents('view/wall_received_eml.tpl');
 184                                 $email_tpl = replace_macros($tpl, array(
 185                                         '$sitename' => $a->config['sitename'],
 186                                         '$siteurl' =>  $a->get_baseurl(),
 187                                         '$username' => $user['username'],
 188                                         '$email' => $user['email'],
 189                                         '$from' => $from,
 190                                         '$body' => strip_tags(bbcode($body))
 191                                 ));
 192
 193                                 $res = mail($user['email'], $from . t(" posted on your profile wall at ") . $a->config['sitename'],
 194                                         $email_tpl,t("From: Administrator@") . $a->get_hostname() );
 195                         }
 196                 }
 197
 198                 $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
 199                         WHERE `id` = %d LIMIT 1",
 200                         intval($parent),
 201                         dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
 202                         dbesc(datetime_convert()),
 203                         intval($post_id)
 204                 );
 205                 // photo comments turn the corresponding item visible to the profile wall
 206                 if(! $parent_item['visible']) {
 207                         $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1",
 208                                 intval($parent_item['id'])
 209                         );
 210                 }
 211         }
 212
 213         $php_path = ((strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
 214
 215         proc_close(proc_open("\"$php_path\" \"include/notifier.php\" \"$notify_type\" \"$post_id\" > notify.out &",
 216                 array(),$foo));
 217
 218         goaway($a->get_baseurl() . "/" . $_POST['return'] );
 219         return; // NOTREACHED
 220 }
 221
 222 function item_content(&$a) {
 223
 224         if((! local_user()) && (! remote_user()))
 225                 return;
 226
 227         require_once('include/security.php');
 228
 229         $uid = $_SESSION['uid'];
 230
 231         if(($a->argc == 3) && ($a->argv[1] == 'drop') && intval($a->argv[2])) {
 232
 233                 // locate item to be deleted
 234
 235                 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
 236                         intval($a->argv[2])
 237                 );
 238
 239                 if(! count($r)) {
 240                         notice( t('Item not found.') . EOL);
 241                         goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
 242                 }
 243                 $item = $r[0];
 244
 245                 // check if logged in user is either the author or owner of this item
 246
 247                 if(($_SESSION['visitor_id'] == $item['contact-id']) || ($_SESSION['uid'] == $item['uid'])) {
 248
 249                         // delete the item
 250
 251                         $r = q("UPDATE `item` SET `deleted` = 1, `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
 252                                 dbesc(datetime_convert()),
 253                                 dbesc(datetime_convert()),
 254                                 intval($item['id'])
 255                         );
 256
 257                         // If item is a link to a photo resource, nuke all the associated photos
 258                         // (visitors will not have photo resources)
 259                         // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
 260                         // generate a resource-id and therefore aren't intimately linked to the item.
 261
 262                         if(strlen($item['resource-id'])) {
 263                                 $q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
 264                                         dbesc($item['resource-id']),
 265                                         intval($item['uid'])
 266                                 );
 267                                 // ignore the result
 268                         }
 269
 270                         // If it's the parent of a comment thread, kill all the kids
 271
 272                         if($item['uri'] == $item['parent-uri']) {
 273                                 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = ''
 274                                         WHERE `parent-uri` = '%s' AND `uid` = %d ",
 275                                         dbesc(datetime_convert()),
 276                                         dbesc(datetime_convert()),
 277                                         dbesc($item['parent-uri']),
 278                                         intval($item['uid'])
 279                                 );
 280                                 // ignore the result
 281                         }
 282                         else {
 283                                 // ensure that last-child is set in case the comment that had it just got wiped.
 284                                 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
 285                                         dbesc(datetime_convert()),
 286                                         dbesc($item['parent-uri']),
 287                                         intval($item['uid'])
 288                                 );
 289                                 // who is the last child now?
 290                                 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
 291                                         dbesc($item['parent-uri']),
 292                                         intval($item['uid'])
 293                                 );
 294                                 if(count($r)) {
 295                                         q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
 296                                                 intval($r[0]['id'])
 297                                         );
 298                                 }
 299                         }
 300                         $drop_id = intval($item['id']);
 301                         $php_path = ((strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
 302
 303                         // send the notification upstream/downstream as the case may be
 304
 305                         proc_close(proc_open("\"$php_path\" \"include/notifier.php\" \"drop\" \"$drop_id\" > drop.out &",
 306                                 array(), $foo));
 307
 308                         goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
 309                         return; //NOTREACHED
 310                 }
 311                 else {
 312                         notice( t('Permission denied.') . EOL);
 313                         goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
 314                         return; //NOTREACHED
 315                 }
 316         }
 317 }