mod/follow.php

   1 <?php
   2 /**
   3  * @file mod/follow.php
   4  */
   5 use Friendica\App;
   6 use Friendica\Core\Config;
   7 use Friendica\Core\L10n;
   8 use Friendica\Core\Protocol;
   9 use Friendica\Core\System;
  10 use Friendica\Model\Contact;
  11 use Friendica\Model\Profile;
  12 use Friendica\Network\Probe;
  13 use Friendica\Database\DBA;
  14 use Friendica\Util\Proxy as ProxyUtils;
  15
  16 function follow_post(App $a)
  17 {
  18         if (!local_user()) {
  19                 System::httpExit(403, ['title' => L10n::t('Access denied.')]);
  20         }
  21
  22         if (isset($_REQUEST['cancel'])) {
  23                 goaway('contacts');
  24         }
  25
  26         $uid = local_user();
  27         $url = notags(trim($_REQUEST['url']));
  28         $return_url = 'contacts';
  29
  30         // Makes the connection request for friendica contacts easier
  31         // This is just a precaution if maybe this page is called somewhere directly via POST
  32         $_SESSION['fastlane'] = $url;
  33
  34         $result = Contact::createFromProbe($uid, $url, true);
  35
  36         if ($result['success'] == false) {
  37                 if ($result['message']) {
  38                         notice($result['message']);
  39                 }
  40                 goaway($return_url);
  41         } elseif ($result['cid']) {
  42                 goaway('contact/' . $result['cid']);
  43         }
  44
  45         info(L10n::t('The contact could not be added.'));
  46
  47         goaway($return_url);
  48         // NOTREACHED
  49 }
  50
  51 function follow_content(App $a)
  52 {
  53         $return_url = 'contacts';
  54
  55         if (!local_user()) {
  56                 notice(L10n::t('Permission denied.'));
  57                 goaway($return_url);
  58                 // NOTREACHED
  59         }
  60
  61         $uid = local_user();
  62         $url = notags(trim($_REQUEST['url']));
  63
  64         $submit = L10n::t('Submit Request');
  65
  66         // Don't try to add a pending contact
  67         $r = q("SELECT `pending` FROM `contact` WHERE `uid` = %d AND ((`rel` != %d) OR (`network` = '%s')) AND
  68                 (`nurl` = '%s' OR `alias` = '%s' OR `alias` = '%s') AND
  69                 `network` != '%s' LIMIT 1",
  70                 intval(local_user()), DBA::escape(Contact::FOLLOWER), DBA::escape(Protocol::DFRN), DBA::escape(normalise_link($url)),
  71                 DBA::escape(normalise_link($url)), DBA::escape($url), DBA::escape(Protocol::STATUSNET));
  72
  73         if ($r) {
  74                 if ($r[0]['pending']) {
  75                         notice(L10n::t('You already added this contact.'));
  76                         $submit = '';
  77                         //goaway($_SESSION['return_url']);
  78                         // NOTREACHED
  79                 }
  80         }
  81
  82         $ret = Probe::uri($url);
  83
  84         if (($ret['network'] == Protocol::DIASPORA) && !Config::get('system', 'diaspora_enabled')) {
  85                 notice(L10n::t("Diaspora support isn't enabled. Contact can't be added."));
  86                 $submit = '';
  87                 //goaway($_SESSION['return_url']);
  88                 // NOTREACHED
  89         }
  90
  91         if (($ret['network'] == Protocol::OSTATUS) && Config::get('system', 'ostatus_disabled')) {
  92                 notice(L10n::t("OStatus support is disabled. Contact can't be added."));
  93                 $submit = '';
  94                 //goaway($_SESSION['return_url']);
  95                 // NOTREACHED
  96         }
  97
  98         if ($ret['network'] == Protocol::PHANTOM) {
  99                 notice(L10n::t("The network type couldn't be detected. Contact can't be added."));
 100                 $submit = '';
 101                 //goaway($_SESSION['return_url']);
 102                 // NOTREACHED
 103         }
 104
 105         if ($ret['network'] == Protocol::MAIL) {
 106                 $ret['url'] = $ret['addr'];
 107         }
 108
 109         if (($ret['network'] === Protocol::DFRN) && !DBA::isResult($r)) {
 110                 $request = $ret['request'];
 111                 $tpl = get_markup_template('dfrn_request.tpl');
 112         } else {
 113                 $request = System::baseUrl() . '/follow';
 114                 $tpl = get_markup_template('auto_request.tpl');
 115         }
 116
 117         $r = q("SELECT `url` FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1", intval($uid));
 118
 119         if (!$r) {
 120                 notice(L10n::t('Permission denied.'));
 121                 goaway($return_url);
 122                 // NOTREACHED
 123         }
 124
 125         $myaddr = $r[0]['url'];
 126         $gcontact_id = 0;
 127
 128         // Makes the connection request for friendica contacts easier
 129         $_SESSION['fastlane'] = $ret['url'];
 130
 131         $r = q("SELECT `id`, `location`, `about`, `keywords` FROM `gcontact` WHERE `nurl` = '%s'",
 132                 normalise_link($ret['url']));
 133
 134         if (!$r) {
 135                 $r = [['location' => '', 'about' => '', 'keywords' => '']];
 136         } else {
 137                 $gcontact_id = $r[0]['id'];
 138         }
 139
 140         if ($ret['network'] === Protocol::DIASPORA) {
 141                 $r[0]['location'] = '';
 142                 $r[0]['about'] = '';
 143         }
 144
 145         $header = L10n::t('Connect/Follow');
 146
 147         $o = replace_macros($tpl, [
 148                 '$header'        => htmlentities($header),
 149                 //'$photo'         => ProxyUtils::proxifyUrl($ret['photo'], false, ProxyUtils::SIZE_SMALL),
 150                 '$desc'          => '',
 151                 '$pls_answer'    => L10n::t('Please answer the following:'),
 152                 '$does_know_you' => ['knowyou', L10n::t('Does %s know you?', $ret['name']), false, '', [L10n::t('No'), L10n::t('Yes')]],
 153                 '$add_note'      => L10n::t('Add a personal note:'),
 154                 '$page_desc'     => '',
 155                 '$friendica'     => '',
 156                 '$statusnet'     => '',
 157                 '$diaspora'      => '',
 158                 '$diasnote'      => '',
 159                 '$your_address'  => L10n::t('Your Identity Address:'),
 160                 '$invite_desc'   => '',
 161                 '$emailnet'      => '',
 162                 '$submit'        => $submit,
 163                 '$cancel'        => L10n::t('Cancel'),
 164                 '$nickname'      => '',
 165                 '$name'          => $ret['name'],
 166                 '$url'           => $ret['url'],
 167                 '$zrl'           => Profile::zrl($ret['url']),
 168                 '$url_label'     => L10n::t('Profile URL'),
 169                 '$myaddr'        => $myaddr,
 170                 '$request'       => $request,
 171                 /*
 172                  * @TODO commented out?
 173                 '$location'      => Friendica\Content\Text\BBCode::::convert($r[0]['location']),
 174                 '$location_label'=> L10n::t('Location:'),
 175                 '$about'         => Friendica\Content\Text\BBCode::::convert($r[0]['about'], false, false),
 176                 '$about_label'   => L10n::t('About:'),
 177                 */
 178                 '$keywords'      => $r[0]['keywords'],
 179                 '$keywords_label'=> L10n::t('Tags:')
 180         ]);
 181
 182         $a->page['aside'] = '';
 183
 184         $profiledata = Contact::getDetailsByURL($ret['url']);
 185         if ($profiledata) {
 186                 Profile::load($a, '', 0, $profiledata, false);
 187         }
 188
 189         if ($gcontact_id <> 0) {
 190                 $o .= replace_macros(get_markup_template('section_title.tpl'),
 191                         ['$title' => L10n::t('Status Messages and Posts')]
 192                 );
 193
 194                 // Show last public posts
 195                 $o .= Contact::getPostsFromUrl($ret['url']);
 196         }
 197
 198         return $o;
 199 }