actions/peopletag.php

   1 <?php
   2 /*
   3  * Laconica - a distributed open-source microblogging tool
   4  * Copyright (C) 2008, Controlez-Vous, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 if (!defined('LACONICA')) { exit(1); }
  21
  22 require_once(INSTALLDIR.'/lib/profilelist.php');
  23
  24 class PeopletagAction extends Action {
  25
  26         function handle($args) {
  27
  28                 parent::handle($args);
  29
  30                 $tag = $this->trimmed('tag');
  31
  32                 if (!common_valid_profile_tag($tag)) {
  33                         $this->client_error(sprintf(_('Not a valid people tag: %s'), $tag));
  34                         return;
  35                 }
  36
  37                 $page = $this->trimmed('page');
  38
  39                 if (!$page) {
  40                         $page = 1;
  41                 }
  42
  43                 # Looks like we're good; show the header
  44
  45                 common_show_header(sprintf(_('Users self-tagged with %s - page %d'), $tag, $page),
  46                                                    NULL, $tag, array($this, 'show_top'));
  47
  48                 $this->show_people($tag, $page);
  49
  50                 common_show_footer();
  51         }
  52
  53         function show_people($tag, $page) {
  54
  55                 $profile = new Profile();
  56
  57                 $offset = ($page-1)*PROFILES_PER_PAGE;
  58                 $limit = PROFILES_PER_PAGE + 1;
  59
  60                 if (common_config('db','type') == 'pgsql') {
  61                         $lim = ' LIMIT ' . $limit . ' OFFSET ' . $offset;
  62                 } else {
  63                         $lim = ' LIMIT ' . $offset . ', ' . $limit;
  64                 }
  65
  66                 # XXX: memcached this
  67
  68                 $profile->query(sprintf('SELECT profile.* ' .
  69                                                                 'FROM profile JOIN profile_tag ' .
  70                                                                 'ON profile.id = profile_tag.tagger ' .
  71                                                                 'WHERE profile_tag.tagger = profile_tag.tagged ' .
  72                                                                 'AND tag = "%s" ' .
  73                                                                 'ORDER BY profile_tag.modified DESC ' .
  74                                                                 $lim, $tag));
  75
  76                 $pl = new ProfileList($profile);
  77                 $cnt = $pl->show_list();
  78
  79                 common_pagination($page > 1,
  80                                                   $cnt > PROFILES_PER_PAGE,
  81                                                   $page,
  82                                                   $this->trimmed('action'),
  83                                                   array('tag' => $tag));
  84         }
  85
  86         function show_top($tag) {
  87                 $instr = sprintf(_('These are users who have tagged themselves "%s" ' .
  88                                                    'to show a common interest, characteristic, hobby or job.'), $tag);
  89                 common_element_start('div', 'instructions');
  90                 common_element_start('p');
  91                 common_text($instr);
  92                 common_element_end('p');
  93                 common_element_end('div');
  94         }
  95
  96         function get_title() {
  97                 return NULL;
  98         }
  99
 100         function show_header($arr) {
 101                 return;
 102         }
 103 }