actions/peoplesearch.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 define(PROFILES_PER_PAGE, 10);
  23
  24 # XXX common parent for people and content search?
  25
  26 class PeoplesearchAction extends Action {
  27
  28         function handle($args) {
  29                 parent::handle($args);
  30                 $this->show_form();
  31         }
  32
  33         function get_instructions() {
  34                 return _t('Search for people on %%site.name%% by their name, location, or interests. ' .
  35                                   'Separate the terms by spaces; they must be 3 characters or more.');
  36         }
  37
  38         function show_top($error=NULL) {
  39                 if ($error) {
  40                         common_element('p', 'error', $error);
  41                 } else {
  42                         $instr = $this->get_instructions();
  43                         $output = common_markup_to_html($instr);
  44                         common_element_start('div', 'instructions');
  45                         common_raw($output);
  46                         common_element_end('div');
  47                 }
  48         }
  49
  50         function show_form($error=NULL) {
  51                 $q = $this->trimmed('q');
  52                 $page = $this->trimmed('page', 1);
  53
  54                 common_show_header(_t('Find people'), NULL, $error, array($this, 'show_top'));
  55                 common_element_start('form', array('method' => 'post',
  56                                                                                    'id' => 'login',
  57                                                                                    'action' => common_local_url('peoplesearch')));
  58                 common_element_start('p');
  59                 common_element('input', array('name' => 'q',
  60                                                                           'id' => 'q',
  61                                                                           'type' => 'text',
  62                                                                           'class' => 'input_text',
  63                                                                           'value' => ($q) ? $q : ''));
  64                 common_text(' ');
  65                 common_element('input', array('type' => 'submit',
  66                                                                           'id' => 'search',
  67                                                                           'name' => 'search',
  68                                                                           'class' => 'submit',
  69                                                                           'value' => _t('Search')));
  70
  71                 common_element_end('p');
  72                 common_element_end('form');
  73                 if ($q) {
  74                         $this->show_results($q, $page);
  75                 }
  76                 common_show_footer();
  77         }
  78
  79         function show_results($q, $page) {
  80
  81                 $profile = new Profile();
  82
  83                 # lcase it for comparison
  84                 $q = strtolower($q);
  85                 $profile->whereAdd('MATCH(nickname, fullname, location, bio, homepage) ' .
  86                                                    'against (\''.addslashes($q).'\')');
  87
  88                 # Ask for an extra to see if there's more.
  89
  90                 $profile->limit((($page-1)*PROFILES_PER_PAGE), PROFILES_PER_PAGE + 1);
  91
  92                 $cnt = $profile->find();
  93
  94                 if ($cnt > 0) {
  95                         $terms = preg_split('/[\s,]+/', $q);
  96                         common_element_start('ul', array('id' => 'profiles'));
  97                         for ($i = 0; $i < min($cnt, PROFILES_PER_PAGE); $i++) {
  98                                 if ($profile->fetch()) {
  99                                         $this->show_profile($profile, $terms);
 100                                 } else {
 101                                         // shouldn't happen!
 102                                         break;
 103                                 }
 104                         }
 105                         common_element_end('ul');
 106                 } else {
 107                         common_element('p', 'error', _t('No results'));
 108                 }
 109
 110                 common_pagination($page > 1, $cnt > PROFILES_PER_PAGE,
 111                                                   $page, 'peoplesearch', array('q' => $q));
 112         }
 113
 114         function show_profile($profile, $terms) {
 115                 common_element_start('li', array('class' => 'profile_single',
 116                                                                                  'id' => 'profile-' . $profile->id));
 117                 $avatar = $profile->getAvatar(AVATAR_STREAM_SIZE);
 118                 common_element_start('a', array('href' => $profile->profileurl));
 119                 common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_STREAM_SIZE),
 120                                                                         'class' => 'avatar stream',
 121                                                                         'width' => AVATAR_STREAM_SIZE,
 122                                                                         'height' => AVATAR_STREAM_SIZE,
 123                                                                         'alt' =>
 124                                                                         ($profile->fullname) ? $profile->fullname :
 125                                                                         $profile->nickname));
 126                 common_element_end('a');
 127                 common_element_start('p');
 128                 common_element_start('a', array('href' => $profile->profileurl,
 129                                                                                 'class' => 'nickname'));
 130                 common_raw($this->highlight($profile->nickname, $terms));
 131                 common_element_end('a');
 132                 if ($profile->fullname) {
 133                         common_text(' | ');
 134                         common_element_start('span', 'fullname');
 135                         common_raw($this->highlight($profile->fullname, $terms));
 136                         common_element_end('span');
 137                 }
 138                 if ($profile->location) {
 139                         common_text(' | ');
 140                         common_element_start('span', 'location');
 141                         common_raw($this->highlight($profile->location, $terms));
 142                         common_element_end('span');
 143                 }
 144                 common_element_end('p');
 145                 if ($profile->homepage) {
 146                         common_element_start('p', 'website');
 147                         common_element('a', array('href' => $profile->homepage),
 148                                                    $this->highlight($profile->homepage));
 149                         common_element_end('p');
 150                 }
 151                 if ($profile->bio) {
 152                         common_element_start('p', 'bio');
 153                         common_raw($this->highlight($profile->bio, $terms));
 154                         common_element_end('p');
 155                 }
 156                 common_element_end('li');
 157         }
 158
 159         function highlight($text, $terms) {
 160                 $pattern = '/('.implode('|',array_map('htmlspecialchars', $terms)).')/i';
 161                 $result = preg_replace($pattern, '<strong>\\1</strong>', $text);
 162                 return $result;
 163         }
 164 }