[Sommaire] [Imprimer]

   1  <?php # $Id: serendipity_event_creativecommons.php 1637 2007-03-01 11:06:56Z garvinhicking $
   2  
   3  
   4  if (IN_serendipity !== true) {
   5      die ("Don't hack!");
   6  }
   7  
   8  // Probe for a language include with constants. Still include defines later on, if some constants were missing
   9  $probelang = dirname(__FILE__) . '/' . $serendipity['charset'] . 'lang_' . $serendipity['lang'] . '.inc.php';
  10  if (file_exists($probelang)) {
  11      include $probelang;
  12  }
  13  
  14  include dirname(__FILE__) . '/lang_en.inc.php';
  15  
  16  class serendipity_event_creativecommons extends serendipity_event {
  17      var $title = PLUGIN_CREATIVECOMMONS_NAME;
  18  
  19      function introspect(&$propbag)
  20      {
  21  
  22          $propbag->add('name',          PLUGIN_CREATIVECOMMONS_NAME);
  23          $propbag->add('description',   PLUGIN_CREATIVECOMMONS_DESC);
  24          $propbag->add('stackable',     false);
  25          $propbag->add('author',        'Evan Nemerson');
  26          $propbag->add('version',       '1.3');
  27          $propbag->add('requirements',  array(
  28              'serendipity' => '0.8',
  29              'smarty'      => '2.6.7',
  30              'php'         => '4.1.0'
  31          ));
  32          $propbag->add('configuration', array('nc', 'nd', 'txt', 'cc_v2'));
  33          $propbag->add('event_hooks',
  34                        array('frontend_display:rss-1.0:per_entry' => true,
  35                              'frontend_display:rss-1.0:once'      => true,
  36                              'frontend_display:rss-1.0:namespace' => true,
  37                              'frontend_display:rss-2.0:per_entry' => true,
  38                              'frontend_display:rss-2.0:namespace' => true,
  39                              'frontend_display:html:per_entry'    => true,
  40                              'frontend_display:html_layout'       => true));
  41          $propbag->add('groups', array('FRONTEND_EXTERNAL_SERVICES'));
  42      }
  43  
  44      function introspect_config_item($name, &$propbag)
  45      {
  46          switch($name) {
  47              /*
  48              case 'by':
  49                  $propbag->add('type',          'boolean');
  50                  $propbag->add('name',          PLUGIN_CREATIVECOMMONS_BY);
  51                  $propbag->add('description',   PLUGIN_CREATIVECOMMONS_BY_DESC);
  52                  break;
  53              */
  54  
  55              case 'cc_v2':
  56                  $propbag->add('type',          'hidden');
  57                  $propbag->add('value',         'true');
  58                  break;
  59  
  60              case 'nc':
  61                  $propbag->add('type',          'boolean');
  62                  $propbag->add('name',          PLUGIN_CREATIVECOMMONS_NC);
  63                  $propbag->add('description',   PLUGIN_CREATIVECOMMONS_NC_DESC);
  64                  $propbag->add('default',       'true');
  65                  break;
  66  
  67              case 'nd':
  68                  $propbag->add('type',          'radio');
  69                  $propbag->add('name',          PLUGIN_CREATIVECOMMONS_ND);
  70                  $propbag->add('description',   PLUGIN_CREATIVECOMMONS_ND_DESC);
  71                  $propbag->add('radio',         array(
  72                      'value' => array('yes', 'sa', 'no'),
  73                      'desc'  => array(YES, PLUGIN_CREATIVECOMMONS_SA_DESC, NO)
  74                  ));
  75                  $propbag->add('radio_per_row', '1');
  76                  $propbag->add('default', 'yes');
  77  
  78                  break;
  79  
  80              case 'txt':
  81                  $propbag->add('type',          'boolean');
  82                  $propbag->add('name',          PLUGIN_CREATIVECOMMONS_TXT);
  83                  $propbag->add('description',   PLUGIN_CREATIVECOMMONS_TXT_DESC);
  84                  $propbag->add('default',       'true');
  85                  break;
  86  
  87              default:
  88                  return false;
  89                  break;
  90          }
  91          return true;
  92      }
  93  
  94      function generate_content(&$title) {
  95          $title = $this->title;
  96      }
  97  
  98      function event_hook($event, &$bag, &$eventData) {
  99          global $serendipity;
 100  
 101          $license_data    = $this->get_license_data();
 102          $license_version = $this->get_config('cc_version', '1.0');
 103          $license_type    = $license_data['type'];
 104          $license_string  = $license_data['string'];
 105          $rdf             = $license_data['rdf'];
 106  
 107          if ($license_string == '') {
 108              $license_uri = 'http://web.resource.org/cc/PublicDomain';
 109          } else {
 110              $license_uri = 'http://creativecommons.org/licenses/'.$license_string.'/'.$license_version.'/';
 111              switch ($serendipity['lang']){
 112                  case 'ja':
 113                      $license_uri .= 'jp/';
 114                      break;
 115                  case 'de':
 116                      $license_uri .= 'deed.de';
 117                      break;
 118              }
 119          }
 120  
 121          $cc_visibility = 'invisible';
 122  
 123          switch ($event) {
 124              case 'frontend_display:html_layout':
 125                  $cc_visibility = 'visible';
 126              case 'frontend_display:html:per_entry':
 127                  $eventData['display_dat'] .= '<div style="text-align: center;">';
 128                  if ($license_string == '') {
 129                      if ($cc_visibility == 'visible') {
 130                          $eventData['display_dat'] .= '<a href="http://creativecommons.org/licenses/publicdomain">';
 131                          $eventData['display_dat'] .= '<img style="border: 0px" alt="No Rights Reserved" src="' . serendipity_getTemplateFile('img/norights.png') .'" />';
 132                          $eventData['display_dat'] .= '</a>';
 133                          if (serendipity_db_bool($this->get_config('txt', true))) {
 134                              $eventData['display_dat'] .= '<br />' . str_replace('#license_uri#', $license_uri, PLUGIN_CREATIVECOMMONS_CAP_PD);
 135                          }
 136                      }
 137                  } elseif ($cc_visibility == 'visible') {
 138                      $eventData['display_dat'] .= '<a href="'.$license_uri.'">';
 139                      $eventData['display_dat'] .= '<img style="border: 0px" alt="Creative Commons License - Some Rights Reserved" src="' . serendipity_getTemplateFile('img/somerights20.gif') .'" />';
 140                      $eventData['display_dat'] .= '</a>';
 141                      if (serendipity_db_bool($this->get_config('txt', true))) {
 142                          $eventData['display_dat'] .= '<br />' . str_replace('#license_uri#', $license_uri, PLUGIN_CREATIVECOMMONS_CAP);
 143                      }
 144                  }
 145  
 146                  $eventData['display_dat'] .= '<!-- <rdf:RDF xmlns="http://web.resource.org/cc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"><Work rdf:about=""><license rdf:resource="'.$license_uri.'"/></Work><License rdf:about="'.$license_uri.'">';
 147                  if (is_array($rdf)) {
 148                      foreach ($rdf as $rdf_t => $rdf_v) {
 149                          $eventData['display_dat'] .= '  <'.$rdf_v.' rdf:resource="http://web.resource.org/cc/'.$rdf_t.'" />';
 150                      }
 151                  }
 152  
 153                  $eventData['display_dat'] .= '</License></rdf:RDF> -->';
 154                  $eventData['display_dat'] .= '</div>';
 155                  return true;
 156                  break;
 157  
 158              case 'frontend_display:rss-2.0:per_entry':
 159                  $eventData['display_dat'] .= '<creativeCommons:license>'.$license_uri.'</creativeCommons:license>';
 160                  return true;
 161                  break;
 162  
 163              case 'frontend_display:rss-1.0:per_entry':
 164                  $eventData['display_dat'] .= '<cc:license rdf:resource="'.$license_uri.'" />';
 165                  return true;
 166                  break;
 167  
 168              case 'frontend_display:rss-1.0:once':
 169                  $eventData['display_dat'] .= '<cc:License rdf:about="'.$license_uri.'">';
 170                  if (is_array($rdf)) {
 171                      foreach ($rdf as $rdf_t => $rdf_v) {
 172                          $eventData['display_dat'] .= '<cc:'.$rdf_v.' rdf:resource="http://web.resource.org/cc/'.$rdf_t.'" />';
 173                      }
 174                  }
 175                  $eventData['display_dat'] .= '</cc:License>';
 176                  return true;
 177                  break;
 178  
 179              case 'frontend_display:rss-2.0:namespace':
 180                  $eventData['display_dat'] .= 'xmlns:creativeCommons="http://backend.userland.com/creativeCommonsRssModule"';
 181                  return true;
 182                  break;
 183  
 184              case 'frontend_display:rss-1.0:namespace':
 185                  $eventData['display_dat'] .= 'xmlns:cc="http://web.resource.org/cc/"';
 186                  return true;
 187                  break;
 188  
 189              default:
 190                  return true;
 191                  break;
 192          }
 193      }
 194  
 195      function get_license_data() {
 196          $license_type = array();
 197          $license_version = $this->get_config('cc_version', '1.0');
 198  
 199          if ( ($license_version < 2.5) && ($this->get_config('cc_v2', 'false') == 'true') ) {
 200            $this->set_config('cc_version', '2.5');
 201            $license_version = '2.5';
 202          }
 203  
 204          if (($license_version >= 2.5) || serendipity_db_bool($this->get_config('by', true))) {
 205              $license_type[] = 'by';
 206          }
 207  
 208          if (!serendipity_db_bool($this->get_config('nc', true))) {
 209              $license_type[] = 'nc';
 210          }
 211  
 212          if ($this->get_config('nd') == 'no') {
 213              $license_type[] = 'nd';
 214          }
 215  
 216  
 217          if ($this->get_config('nd') == 'sa') {
 218              $license_type[] = 'sa';
 219          }
 220  
 221          $license_string = implode('-', $license_type);
 222  
 223          switch ($license_string) {
 224              case 'by':
 225                  $rdf = array(
 226                      'Attribution'     => 'requires',
 227                      'Reproduction'    => 'permits',
 228                      'Distribution'    => 'permits',
 229                      'DerivativeWorks' => 'permits',
 230                      'Notice'          => 'requires'
 231                  );
 232                  break;
 233  
 234              case 'by-nd':
 235                  $rdf = array(
 236                      'Attribution'     => 'requires',
 237                      'Reproduction'    => 'permits',
 238                      'Distribution'    => 'permits',
 239                      'Notice'          => 'requires'
 240                  );
 241                  break;
 242  
 243              case 'by-nd-nc':
 244                  $rdf = array(
 245                      'Attribution'     => 'requires',
 246                      'Reproduction'    => 'permits',
 247                      'Distribution'    => 'permits',
 248                      'CommercialUse'   => 'prohibits',
 249                      'Notice'          => 'requires'
 250                  );
 251                  break;
 252  
 253              case 'by-nc':
 254                  $rdf = array(
 255                      'Attribution'     => 'requires',
 256                      'Reproduction'    => 'permits',
 257                      'Distribution'    => 'permits',
 258                      'DerivativeWorks' => 'permits',
 259                      'CommercialUse'   => 'prohibits',
 260                      'Notice'          => 'requires'
 261                  );
 262                  break;
 263  
 264              case 'by-nc-sa':
 265                  $rdf = array(
 266                      'Attribution'     => 'requires',
 267                      'Reproduction'    => 'permits',
 268                      'Distribution'    => 'permits',
 269                      'DerivativeWorks' => 'permits',
 270                      'ShareAlike'      => 'requires',
 271                      'CommercialUse'   => 'prohibits',
 272                      'Notice'          => 'requires'
 273                  );
 274                  break;
 275  
 276              case 'by-sa':
 277                  $rdf = array(
 278                      'Attribution'     => 'requires',
 279                      'Reproduction'    => 'permits',
 280                      'Distribution'    => 'permits',
 281                      'DerivativeWorks' => 'permits',
 282                      'ShareAlike'      => 'requires',
 283                      'Notice'          => 'requires'
 284                  );
 285                  break;
 286  
 287              case 'nd':
 288                  $rdf = array(
 289                      'Reproduction'    => 'permits',
 290                      'Distribution'    => 'permits',
 291                      'Notice'          => 'requires'
 292                  );
 293                  break;
 294  
 295              case 'nd-nc':
 296                  $rdf = array(
 297                      'Reproduction'    => 'permits',
 298                      'Distribution'    => 'permits',
 299                      'CommercialUse'   => 'prohibits',
 300                      'Notice'          => 'requires'
 301                  );
 302                  break;
 303  
 304              case 'nc':
 305                  $rdf = array(
 306                      'Reproduction'    => 'permits',
 307                      'Distribution'    => 'permits',
 308                      'DerivativeWorks' => 'permits',
 309                      'CommercialUse'   => 'prohibits',
 310                      'Notice'          => 'requires'
 311                  );
 312                  break;
 313  
 314              case 'nc-sa':
 315                  $rdf = array(
 316                      'Reproduction'    => 'permits',
 317                      'Distribution'    => 'permits',
 318                      'DerivativeWorks' => 'permits',
 319                      'ShareAlike'      => 'requires',
 320                      'CommercialUse'   => 'prohibits',
 321                      'Notice'          => 'requires'
 322                  );
 323                  break;
 324  
 325              case 'sa':
 326                  $rdf = array(
 327                      'Reproduction'    => 'permits',
 328                      'Distribution'    => 'permits',
 329                      'DerivativeWorks' => 'permits',
 330                      'ShareAlike'      => 'requires',
 331                      'Notice'          => 'requires'
 332                  );
 333                  break;
 334  
 335              case '':
 336                  $rdf = array(
 337                      'Reproduction'    => 'permits',
 338                      'Distribution'    => 'permits',
 339                      'DerivativeWorks' => 'permits'
 340                  );
 341              break;
 342          }
 343  
 344          return array(
 345            'type'   => $license_type,
 346            'string' => $license_string,
 347            'rdf'    => $rdf
 348          );
 349      }
 350  }
 351  
 352  /* vim: set sts=4 ts=4 expandtab : */
 353  ?>