/[drupal]/contributions/modules/blogroll/blogroll.module
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revision 1.8, Sun Jan 30 17:29:16 2005 UTC revision 1.9, Mon Jan 31 01:22:19 2005 UTC
# Line 1  Line 1 
1  <?php  <?php
2  // $Id: blogroll.module,v 1.7 2005/01/29 10:37:15 grantbow Exp $  // $Id: blogroll.module,v 1.8 2005/01/30 17:29:16 ahynes1 Exp $
3    
4  /**  /**
5   * @file   * @file
6   * Enables users to provide and edit a blogroll with their blogs.   * Enables users to provide a blogroll with their blogs.
7   */   */
8    
9  /**  /**
10   * Implementation of hook_help().   * Implementation of hook_help().
11   *   *
12   * @param $section   * @param $section
13   *   provides help for /admin/modules and /admin/help.   *   provides help for /admin/modules and /admin/help and admin/settings/blogroll.
14   *   *
15   * @return   * @return
16   *   A brief message for administrators to explain what this module does   *   A brief message for administrators to explain what this module does
# Line 18  Line 18 
18  function blogroll_help($section) {  function blogroll_help($section) {
19    switch ($section) {    switch ($section) {
20      case 'admin/modules#description':      case 'admin/modules#description':
21        return t('Provides users with a blogroll on their blogs.');        return t('Provides personal bloggers with a blogroll block and a community blogroll.');
22      case 'admin/help#blogroll':      case 'admin/help#blogroll':
23        return '<p>'. t('The blogroll block must be enabled and should contain a path.') .'</p><p>'. t('If you are vewing a blog and are the owner you may click \"edit.\"') .'</p>';        return '<p>'. t('The blogroll block must be enabled and should contain a path.') .'</p><p>'. t('If you are vewing a blog and are the owner you may click \"Edit.\"') .'</p>';
24        case 'admin/settings/blogroll':
25          return t('A blogroll block provides personal bloggers with an editable list of other interesting blogs. Blogrolls only make sense from a blog perspective so a path must be used when enabling the block.  A community blogroll provides a listing of all blogrolled blogs sorted by frequency and name.');
26    }    }
27  }  }
28    
# Line 39  function blogroll_menu($may_cache) { Line 41  function blogroll_menu($may_cache) {
41        'callback' => 'blogroll_edit',        'callback' => 'blogroll_edit',
42        'access' => user_access('edit own blog'), // depends on blog.module        'access' => user_access('edit own blog'), // depends on blog.module
43        'type' => MENU_CALLBACK);        'type' => MENU_CALLBACK);
44        $items[] = array('path' => 'blogroll', 'title' => t('community blogroll'),
45          'callback' => 'blogroll_page',
46          'access' => TRUE,
47          'type' => MENU_CALLBACK);
48      $items[] = array('path' => 'blogroll/script', 'title' => t('blogroll'),      $items[] = array('path' => 'blogroll/script', 'title' => t('blogroll'),
49        'callback' => 'blogroll_script',        'callback' => 'blogroll_script',
50        'access' => TRUE,        'access' => TRUE,
51        'type' => MENU_CALLBACK);        'type' => MENU_CALLBACK);
52    }    }
# Line 48  function blogroll_menu($may_cache) { Line 54  function blogroll_menu($may_cache) {
54  }  }
55    
56  /**  /**
57     * Implementation of hook_settings()
58     *
59     * @return
60     *   The settings controls
61     */
62    function blogroll_settings() {
63      // add a checkbox for showing/hiding cnt for each url?
64      $group = form_select(t('Number of blogs listed in the community blogroll block'), 'blogroll_block_num', variable_get('blogroll_block_num', '5'), drupal_map_assoc(array(2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)), t('Number of blogs to show for the ?q=blog community blogroll block.') );
65      return form_group(t('Community blogroll block settings'), $group);
66    }
67    
68    /**
69   * Prepare the blogroll display portion of the page   * Prepare the blogroll display portion of the page
70   */   */
71  function blogroll_edit_display($edit, $uid) {  function blogroll_edit_display($edit, $uid) {
72    $output = '<p>'. t('Your blogroll is shown on your blog\'s page. After making changes click \'Update blogs.\'.') .'</p>';    $output = '<p>'. t('After making changes click \'Update blogs.\'.') .'</p>';
73    
74    // display roll_form with it's table    // display roll_form with it's table
75    $roll_form = '';    $roll_form = '';
# Line 70  function blogroll_edit_display($edit, $u Line 88  function blogroll_edit_display($edit, $u
88      $rows[] = array(      $rows[] = array(
89        array('data' => t('No blogs available in your blogroll.'), 'class' => 'no_blogrolls', 'colspan' => '3')        array('data' => t('No blogs available in your blogroll.'), 'class' => 'no_blogrolls', 'colspan' => '3')
90      );      );
91        $roll_form .= theme('table', $header, $rows);
92      } else {
93        $roll_form .= theme('table', $header, $rows);
94        $roll_form .= form_submit(t('Update blogs'));
95    }    }
   $roll_form .= theme('table', $header, $rows);  
   $roll_form .= form_submit(t('Update blogs'));  
96    $output .= form($roll_form, 'post', url('blogroll/edit'));    $output .= form($roll_form, 'post', url('blogroll/edit'));
97    return form_group(t('Current blogs'), $output);    return form_group(t('Current blogs'), $output);
98  }  }
# Line 121  function blogroll_edit() { Line 141  function blogroll_edit() {
141        case 'Update blogs':        case 'Update blogs':
142          foreach ($edit as $url => $roll) {          foreach ($edit as $url => $roll) {
143            if ($roll['delete']) {            if ($roll['delete']) {
144              db_query("DELETE from {blogroll} where uid = '%d' and url= '%s'", $uid, $url);              db_query("DELETE from {blogroll} b WHERE b.uid = '%d' and b.url= '%s'", $uid, $url);
145            } else {            } else {
146              db_query("UPDATE {blogroll} SET name = '%s', weight = %d WHERE uid = '%d' AND url = '%s'", $roll['name'], $roll['weight'], $uid, $url);              db_query("UPDATE {blogroll} b SET b.name = '%s', b.weight = %d WHERE b.uid = '%d' AND b.url = '%s'", $roll['name'], $roll['weight'], $uid, $url);
147            }            }
148          };          };
149          drupal_set_message( t('Your blogrolls have been updated.'));          drupal_set_message( t('Your blogrolls have been updated.'));
# Line 157  function blogroll_block($op = 'list', $d Line 177  function blogroll_block($op = 'list', $d
177        return $block;        return $block;
178      case('view'):      case('view'):
179        if (user_access('access content')) {        if (user_access('access content')) {
         $block['subject'] = t('Blogroll');  
180    
181          $output = '<ul>';          $output = '<ul>';
182          $request_uid = arg(1); // arg(1), won't work when URL is non-numeric or viewing a blog node          $request_uid = arg(1); // arg(1), won't work when URL is non-numeric or viewing a blog node
183          if ($request_uid) {          if ($request_uid) {
184            $rolls = db_query("SELECT b.uid, b.name, b.url, b.weight FROM {blogroll} b WHERE b.uid = %d ORDER BY b.weight", $request_uid);            $rolls = db_query("SELECT b.uid, b.name, b.url, b.weight FROM {blogroll} b WHERE b.uid = %d ORDER BY b.weight", $request_uid);
185            while ($roll = db_fetch_object($rolls)) {            while ($roll = db_fetch_object($rolls) and ($count < variable_get('blogroll_block_num', '5'))) {
186              $output .= '<li><a href="'. $roll->url .'">'. $roll->name .'</a></li>';              $output .= '<li><a href="'. $roll->url .'">'. $roll->name .'</a></li>';
187            }            }
188              $output .= t('</ul>');
189              if ($user->uid == $request_uid) {  // owner viewing own blog
190                $output .= '<div class="more-link">'. l('edit', 'blogroll/edit', array('title' => t('Edit'))) .'</div>';
191              }
192          } else { // for community /blog collection          } else { // for community /blog collection
193            $rolls = db_query('SELECT name, url, sum(10-weight) as wgt, count(*) as cnt FROM {blogroll} GROUP BY name, url ORDER BY wgt desc, name');            // should handle identical URLs with different names.
194              $rolls = db_query_range('SELECT name, url, count(*) as cnt FROM {blogroll} GROUP BY name, url ORDER BY cnt, name', 0, variable_get('blogroll_block_num', 5));
195            while ($roll = db_fetch_object($rolls)) {            while ($roll = db_fetch_object($rolls)) {
196              $output .= '<li><a href="' . $roll->url .'">'. $roll->name .'</a> ('. $roll->cnt .')</li>';              $output .= '<li><a href="'. $roll->url .'">'. $roll->name .'</a> ('. $roll->cnt .')</li>';
197            }            }
198              $output .= t('</ul>');
199              $output .= '<div class="more-link">'. l('more', 'blogroll', array('title' => t('more'))) .'</div>';
200          }          }
201          $output .= t('</ul>');          $block['subject'] = t('Blogroll');
         if ($user->uid == $request_uid) {  // owner viewing own blog  
           $output .= '<div class="more-link">'. l('edit', 'blogroll/edit', array('title' => t('Edit blogroll'))) .'</div>';  
         }  
202          $block['content'] = $output;          $block['content'] = $output;
203        }        }
204        return $block;        return $block;
# Line 183  function blogroll_block($op = 'list', $d Line 206  function blogroll_block($op = 'list', $d
206  }  }
207    
208  /**  /**
209     * Menu callback; displays a Drupal page containing all blogrolled blogs
210     */
211    function blogroll_page($uid = 0) {
212      $output = '<p>'. t('A community blogroll is a list of all the blogs blogrolled by personal bloggers of this site. It is sorted by frequency, then by name. The most frequent blogs may be provided by a block.') .'</p>';
213      $output .= '<ul>';
214      // should handle identical URLs with different names.
215      $rolls = db_query('SELECT name, url, count(*) as cnt FROM {blogroll} GROUP BY name, url ORDER BY cnt, name');
216      while ($roll = db_fetch_object($rolls)) {
217        $output .= '<li><a href="'. $roll->url .'">'. $roll->name .'</a> ('. $roll->cnt .')</li>';
218      }
219      $output .= '</ul>';
220      print theme('page', $output);
221    }
222    
223    
224    /**
225   * Output a javascript function   * Output a javascript function
226   * Called by hook_menu() to "draw" a blogroll   * Called by hook_menu() to "draw" a blogroll
227   * If no uid is provided output all user's blogrolls grouped by frequency   * If no uid is provided output all user's blogrolls grouped by frequency
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