/[drupal]/contributions/modules/premium/premium.module
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revision 1.11, Wed Jul 30 03:16:23 2008 UTC revision 1.12, Sun Aug 3 03:22:51 2008 UTC
# Line 1  Line 1 
1  <?php /* $Id: premium.module,v 1.10 2008/07/19 15:27:30 vauxia Exp $ */  <?php /* $Id: premium.module,v 1.11 2008/07/30 03:16:23 vauxia Exp $ */
2  /**  /**
3   * @file Restrict access to the full body of premium content   * @file Restrict access to the full body of premium content
4   */   */
# Line 41  function premium_nodeapi(&$node, $op, $t Line 41  function premium_nodeapi(&$node, $op, $t
41    
42      case 'insert':      case 'insert':
43      case 'delete':      case 'delete':
44      case 'update':      case 'update':
45        if ($node->nid) {        _premium_set_premium($node, $node->premium);
         db_query('DELETE FROM {premium} WHERE nid = %d', $node->nid);  
         if ($op == 'delete') return;  
       }  
       if ($node->premium) {  
         $start_ts = $end_ts = 0 ;  
         $mode = variable_get('premium_mode', 0);  
         $count = variable_get('premium_time_count', 2);  
         $unit = variable_get('premium_time_unit', 'W');  
         _premium_offset($node->created, $start_ts, $end_ts, $mode, $count, $unit);  
   
         db_query('INSERT INTO {premium} (nid, start_ts, end_ts)  
           VALUES ( %d, %d, %d )', $node->nid, $start_ts, $end_ts);  
       }  
46        return;        return;
47    
48      case 'load':      case 'load':
# Line 90  function premium_nodeapi(&$node, $op, $t Line 77  function premium_nodeapi(&$node, $op, $t
77  }  }
78    
79  /**  /**
80     * implementation of hook_node_operations().
81     */
82    function premium_node_operations() {
83      $operations = array(
84        'premium' => array(
85          'label' => t('Set premium status'),
86          'callback' => '_premium_node_operations_premium',
87          'callback arguments' => array(1),
88        ),
89        'unpremium' => array(
90          'label' => t('Remove premium status'),
91          'callback' => '_premium_node_operations_premium',
92          'callback arguments' => array(0),
93        ),
94      );
95      return $operations;
96    }
97    
98    /**
99   * Implementation of hook_form_alter()   * Implementation of hook_form_alter()
100   *   *
101   * Add the Premium checkbox to the node editing options and default settings   * Add the Premium checkbox to the node editing options and default settings
# Line 125  function premium_form_alter($form_id, &$ Line 131  function premium_form_alter($form_id, &$
131   */   */
132  function premium_settings() {  function premium_settings() {
133    $form = array();    $form = array();
134      $form['#validate'] = array('premium_settings_save' => array());
135    
136      $premium_types = array();
137      foreach(node_get_types('names') as $type => $value) {
138        if(_premium_node($type)) {
139          $premium_types[$type] = $type;
140        } else {
141          $premium_types[$type] = 0;
142        }
143      }
144    
145      $form['premium_node_types'] = array(
146        '#type' => 'checkboxes',
147        '#options' => node_get_types('names'),
148        '#title' => t('Node Types'),
149        '#default_value' => $premium_types,
150      );
151    
152    // timeframe for premium + update existing nodes    // timeframe for premium + update existing nodes
153    $form['premium_mode'] = array(    $form['premium_mode'] = array(
154      '#type'          => 'radios',      '#type'          => 'radios',
# Line 156  function premium_settings() { Line 179  function premium_settings() {
179          'M' => t('Months'),          'M' => t('Months'),
180          'Y' => t('Years')),          'Y' => t('Years')),
181    );    );
182    
183      $form['premium_bulk_update'] = array(
184        '#type' => 'checkbox',
185        '#title' => t('Bulk update premium status'),
186        '#description' => t('Update all existing nodes of the types selected above with the new premium settings.'),
187      );
188    
189    $form['premium_message'] = array(    $form['premium_message'] = array(
190      '#type'          => 'textarea',      '#type'          => 'textarea',
191      '#title'         => t('Premium body text'),      '#title'         => t('Premium body text'),
192      '#default_value' => variable_get('premium_message', t('Full text available to premium subscribers only')),      '#default_value' => variable_get('premium_message', t('Full text available to premium subscribers only')),
193      '#cols'          => 60,      '#cols'          => 60,
194      '#rows'          => 30,      '#rows'          => 15,
195      '#description'   => t('When a visitor doesn\'t have access to a premium item they will see this message instead of its full text')      '#description'   => t('When a visitor doesn\'t have access to a premium item they will see this message instead of its full text')
196    );    );
197    
# Line 172  function premium_settings() { Line 201  function premium_settings() {
201    return system_settings_form($form);    return system_settings_form($form);
202  }  }
203    
   
204  /**  /**
205   * Calculate time offset for auto-aging / auto-archiving   * Save premium-ness as set on admin/settings/premium to each type
206   */   */
207  function _premium_offset($ts, &$start_ts, &$end_ts, $mode, $count, $unitnit) {  function premium_settings_save($form_id, $form_values) {
208    $c = variable_get('premium_time_count', 2);    $count = $form_values['premium_time_count'];
209    $unit = variable_get('premium_time_unit', 'W');    $unit  = $form_values['premium_unit_count'];
210    $ts = $node->created;    $mode  = $form_values['premium_mode'];
211      $types = $form_values['premium_node_types'];
212    
213      foreach($types as $type => $premium) {
214        $node_options = variable_get('node_options_' . $type, array());
215        if (in_array('premium', $node_options)) {
216          $premium_key = array_search('premium', $node_options);
217          unset($node_options[$premium_key]);
218        }
219        if ($types[$type]) {
220          $node_options = array_merge($node_options, array('premium'));
221          $premium_types[] = $types[$type];
222        }
223        variable_set('node_options_' . $type, $node_options);
224      }
225    
226    switch ($mode) {    if ($form_values['premium_bulk_update']) {
227        db_query("DELETE from {premium}");
228      case 'archive' :             // public first, premium after awhile  
229        $start_ts = mktime(      $start = $end = 0;
230          date('H', $ts)+($unit == 'H')*$count, 0, 0,       _premium_offset(0, $start, $end, $mode, $count, $unit);
231          date('m', $ts)+($unit=='M')*$count,  
232          date('d', $ts)+($unit=='D')*$count+($unit=='W')*$count*7,      foreach ($premium_types as $type) {
233          date('y', $ts)+($unit=='Y')*$count        // Apply the timestamp delta's to the node's created date.
234        );        if ($start) $start = 'created + '. (int) $start;
235        return;        if ($end) $end = 'created + '. (int) $end;
236    
237      case 'latest' :             // premium first, ages to general availability        db_query("INSERT INTO {premium} (nid, start_ts, end_ts)
238        $end_ts = mktime(          SELECT nid, $start, $end FROM {node} WHERE type = '%s'", $type);
239          date('H', $ts)+($unit=='H')*$count, 0, 0,       }
         date('m', $ts)+($unit=='M')*$count,  
         date('d', $ts)+($unit=='D')*$count+($unit=='W')*$count*7,  
         date('y', $ts)+($unit=='Y')*$count  
       );  
       return;  
240    }    }
241    }
242    
243    /**
244     * Calculate time offset for auto-aging / auto-archiving
245     */
246    function _premium_offset($timestamp, &$start_ts, &$end_ts, $mode, $count, $unit) {
247    
248      // If the timestamp is zero, set it to "now" so mktime() will work properly.
249      $ts = $timestamp ? $timestamp : time();
250      $offset = mktime(
251        date('H', $ts)+($unit=='H')*$count, 0, 0,
252        date('m', $ts)+($unit=='M')*$count,
253        date('d', $ts)+($unit=='D')*$count+($unit=='W')*$count*7,
254        date('y', $ts)+($unit=='Y')*$count
255      );
256    
257      // If we faked a timestamp, remove it.
258      if ($ts != $timestamp) $offset -= $ts;
259    
260      if ($mode == 'archive') $start_ts = $offset;
261      if ($mode == 'latest') $end_ts = $offset;
262    return;    return;
263  }  }
264    
# Line 220  function _premium_node($node) { Line 278  function _premium_node($node) {
278    return in_array('premium', variable_get("node_options_{$node->type}", array()));    return in_array('premium', variable_get("node_options_{$node->type}", array()));
279  }  }
280    
281    function _premium_node_operations_premium($nids, $premium = 0) {
282      foreach($nids as $nid) {
283        $node = node_load($nid);
284        _premium_set_premium($node, $premium);
285      }
286    }
287    
288    function _premium_set_premium($node, $premium = FALSE) {
289      db_query('DELETE FROM {premium} WHERE nid = %d', $node->nid);
290      if ($premium) {
291        $start_ts = $end_ts = 0 ;
292        $mode = variable_get('premium_mode', 0);
293        $count = variable_get('premium_time_count', 2);
294        $unit = variable_get('premium_time_unit', 'W');
295        _premium_offset($node->created, $start_ts, $end_ts, $mode, $count, $unit);
296        db_query('INSERT INTO {premium} (nid, start_ts, end_ts)
297                  VALUES ( %d, %d, %d )', $node->nid, $start_ts, $end_ts);
298      }
299    }
300    
301  /**  /**
302   * Reformat the message body with a premium content message   * Reformat the message body with a premium content message
303   */   */
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