/[drupal]/contributions/modules/news_page/news_page.module
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revision 1.13.2.2, Tue Jul 24 00:41:25 2007 UTC revision 1.13.2.3, Wed Apr 29 21:29:58 2009 UTC
# Line 1  Line 1 
1  <?php  <?php
2    
3  /* $Id: news_page.module,v 1.12.2.2 2007/01/14 03:22:34 MegaGrunt Exp $ */  /* $Id: news_page.module,v 1.14 2007/07/24 00:54:07 MegaGrunt Exp $ */
4    
5    
6  // Implementation of hook_help().  // Implementation of hook_help().
# Line 19  function news_page_help($section) { Line 19  function news_page_help($section) {
19  // Implementation of hook_node_info().  // Implementation of hook_node_info().
20  function news_page_node_info() {  function news_page_node_info() {
21    return array('news_page' => array(    return array('news_page' => array(
22      'name' => t('News page'),                                                          'name' => t('News Page'),
23      'module' => 'news_page'),                                                          'module' => 'news_page',
24      'description' => 'Enables creation of pages displaying filtered syndicated news items from aggregator categories.'                                                          'description' => 'Enables creation of pages displaying filtered syndicated news items from aggregator categories.',
25                                                                            )
26    );    );
27  }  }
28    
# Line 56  function news_page_perm() { Line 57  function news_page_perm() {
57    return array('access news page', 'access news page feed', 'create news page', 'edit own news page');    return array('access news page', 'access news page feed', 'create news page', 'edit own news page');
58  }  }
59    
   
 // Implementation of hook_link().  
 function news_page_link($type, $node = 0, $main) {  
   $links = array();  
   
   if ($type == 'node' && $node->type == 'news_page') {  
     if (news_page_access('update', $node) && !user_access('administer nodes')) {  
       $links['news_page_edit_page_node'] = array (  
         'title' => t('edit this news page node'),  
         'href' => 'node/'. $node->nid . '/edit',  
       );  
     }  
   }  
   
   return $links;  
 }  
   
   
60  // Implementation of hook_menu().  // Implementation of hook_menu().
61  function news_page_menu($may_cache) {  function news_page_menu($may_cache) {
62    $items = array();    $items = array();
63    
64    if ($may_cache) {          if ($may_cache) {
65      $items[] = array('path' => 'node/add/news_page',            $items[] = array(
66                                'title' => t('news page'),              'path' => 'admin/content/news_page',
67                                'access' => user_access('create news page'));              'title' => t('News Page'),
68    }              'description' => t('News Page settings'),
69                'callback' => 'drupal_get_form',
70    if ( is_numeric( arg(2) ) ) {              'callback arguments' => 'news_page_admin_settings',
71                'access' => user_access('administer site configuration'),
72                'type' => MENU_NORMAL_ITEM,
73              );
74    
75            }
76            else {
77    
78      $account = NULL;            if (is_numeric(arg(2))) {
79    
80      // Check if an external source wants to read this feed. The url must containe authentication information.              $account = NULL;
     if ( arg(3) && arg(4) ) {  
81    
82        // Authenticate user              // Check if an external source wants to read this feed. The url must containe authentication information.
83        $account = user_load(array('name' => arg(3), 'pass' => arg(4), 'status' => 1));              if (arg(3) && arg(4)) {
        if ( $account === FALSE ) {  
             $account = NULL;  
         }  
     }  
84    
85      $items[] = array('path' => 'news_page/feed',                // Authenticate user
86                                'title' => t('News page feed'),                $account = user_load(array('name' => arg(3), 'pass' => arg(4), 'status' => 1));
87                                'callback' => '_news_page_feed',                 if ($account === FALSE) {
88                                'callback arguments' => array('nid' => arg(2)),                      $account = NULL;
89                                'access' => user_access('access news page feed', $account),                  }
90                                'type' => MENU_CALLBACK);              }
91    }  
92                $items[] = array('path' => 'news_page/feed',
93    $items[] = array(                                        'title' => t('News page feed'),
94      'path' => 'admin/content/news_page',                                        'callback' => '_news_page_feed',
95      'title' => t('News Page'),                                        'callback arguments' => array('nid' => arg(2)),
96      'description' => t('News Page settings'),                                        'access' => user_access('access news page feed', $account),
97      'callback' => 'drupal_get_form',                                        'type' => MENU_CALLBACK);
98      'callback arguments' => 'news_page_admin_settings',            }
99      'access' => user_access('administer site configuration'),          }
     'type' => MENU_NORMAL_ITEM,  
   );  
100    
101    return $items;    return $items;
102  }  }
# Line 130  function news_page_form(&$node) { Line 112  function news_page_form(&$node) {
112      '#required' => TRUE,      '#required' => TRUE,
113    );    );
114    
 /* CRUFT ??  
   $form['validate'] = array(  
     '#type' => 'hidden',  
     '#value' => 'validate',  
   );  
   
   */  
   
115    $form['body_filter']['body'] = array(    $form['body_filter']['body'] = array(
116      '#type' => 'textarea',      '#type' => 'textarea',
117      '#title' => t('Body'),      '#title' => t('Body'),
# Line 180  function news_page_form(&$node) { Line 154  function news_page_form(&$node) {
154      '#maxlength' => 128,      '#maxlength' => 128,
155      '#description' => t('Keywords that must be included in a news item for it to be displayed - e.g. "iPhone, +battery, -problem"'),      '#description' => t('Keywords that must be included in a news item for it to be displayed - e.g. "iPhone, +battery, -problem"'),
156      '#attributes' => '',      '#attributes' => '',
     '#required' => TRUE,  
157    );    );
158    
159    $form['max_items'] = array(    $form['max_items'] = array(
# Line 291  function _news_page_feed($nid) { Line 264  function _news_page_feed($nid) {
264  // Implementation of hook_insert().  // Implementation of hook_insert().
265  function news_page_insert($node) {  function news_page_insert($node) {
266    $search = news_page_search_criteria($node->include, $node->cid);    $search = news_page_search_criteria($node->include, $node->cid);
267    db_query("INSERT INTO {news_page} (nid, include, search, cid, max_items) VALUES (%d, '%s', '%s', %d, %d)", $node->nid, $node->include, $search, $node->cid, $node->max_items);    db_query("INSERT INTO {news_page} (nid, include, search, cid, max_items) VALUES (%d, '%s', '%s', %d, %d)", $node->nid, $node->include, serialize($search), $node->cid, $node->max_items);
268  }  }
269    
270    
271  // Implementation of hook_update().  // Implementation of hook_update().
272  function news_page_update($node) {  function news_page_update($node) {
273    $search = news_page_search_criteria($node->include, $node->cid);    $search = news_page_search_criteria($node->include, $node->cid);
274    db_query("UPDATE {news_page} SET include = '%s', search = '%s', cid = %d, max_items = %d WHERE nid = %d", $node->include, $search, $node->cid, $node->max_items, $node->nid);    db_query("UPDATE {news_page} SET include = '%s', search = '%s', cid = %d, max_items = %d WHERE nid = %d", $node->include, serialize($search), $node->cid, $node->max_items, $node->nid);
275  }  }
276    
277  // Implementation of hook_delete().  // Implementation of hook_delete().
# Line 310  function news_page_delete($node) { Line 283  function news_page_delete($node) {
283  // Implementation of hook_load().  // Implementation of hook_load().
284  function news_page_load($node) {  function news_page_load($node) {
285    $additions = db_fetch_object(db_query('SELECT include, search, cid, max_items FROM {news_page} WHERE nid = %d', $node->nid));    $additions = db_fetch_object(db_query('SELECT include, search, cid, max_items FROM {news_page} WHERE nid = %d', $node->nid));
286            $additions->search = unserialize($additions->search);
287    return $additions;    return $additions;
288  }  }
289    
# Line 318  function news_page_items(&$node) { Line 292  function news_page_items(&$node) {
292    
293    if (isset($node->max_items) == FALSE OR $node->max_items == 0) $node->max_items = 25;    if (isset($node->max_items) == FALSE OR $node->max_items == 0) $node->max_items = 25;
294    
295    if ($node->include && $node->cid) {    if ($node->cid) {
296      $search = ($node->search) ? $node->search : news_page_search_criteria($node->include, $node->cid);      $search = ($node->search) ? $node->search : news_page_search_criteria($node->include, $node->cid);
297      $result = db_query_range($search, 0, $node->max_items);      $result = db_query_range($search->sql, $search->arguments, 0, $node->max_items);
298    }    }
299    
300    return $result;    return $result;
# Line 360  function news_page_view(&$node, $teaser Line 334  function news_page_view(&$node, $teaser
334    
335  function news_page_search_criteria($keywords, $cid) {  function news_page_search_criteria($keywords, $cid) {
336    
337      $words = explode(",", $keywords);          $arguments = array($cid);
   
     foreach ($words as $word) {  
       $word = trim($word);  
       if (preg_match("/^-/", $word)) {  
       $word = preg_replace('/^-/','', $word);  
       $not_title_filter[] = "lower(i.title) NOT LIKE '%%" . $word . "%%'";  
       $not_content_filter[] = "lower(i.description) NOT LIKE '%%" . $word . "%%'";  
       $not_filter_query = implode(" AND ", $not_title_filter) . ' AND ' . implode(" AND ", $not_content_filter);  
       } elseif (preg_match("/^\+/", $word)) {  
       $word = preg_replace('/^\+/','', $word);  
       $and_title_filter[] = "lower(i.title) LIKE '%%" . $word . "%%'";  
       $and_content_filter[] = "lower(i.description) LIKE '%%" . $word . "%%'";  
       $and_filter_query = implode(" AND ", $and_title_filter) . ' OR ' . implode(" AND ", $and_content_filter);  
       } else {  
       $title_filter[] = "lower(i.title) LIKE '%%" . $word . "%%'";  
       $content_filter[] = "lower(i.description) LIKE '%%" . $word . "%%'";  
       $filter_query = implode(" OR ", $title_filter) . ' OR ' . implode(" OR ", $content_filter);  
       }  
     }  
     $news_queries = array($not_filter_query, $and_filter_query, $filter_query);  
     $i = 0;  
     foreach ($news_queries as $query) {  
       if ($i>0 && drupal_strlen($query) > 0) {  
         $news_query .= "AND " ;  
       }  
       if (drupal_strlen($query)) {  
       $news_query .= "(". $query .")";  
       $i++;  
       }  
     }  
338    
339      $filter_query =          if (!empty($keywords)) {
340      "SELECT i.*, f.link AS flink, f.title AS ftitle                  $words = explode(",", $keywords);
341      FROM {aggregator_item} i  
342      LEFT JOIN {aggregator_feed} f                  foreach ($words as $word) {
343      ON i.fid = f.fid  
344      LEFT JOIN {aggregator_category_feed} c                    $word = trim($word);
345      ON c.fid = f.fid  
346      WHERE c.cid = '$cid'                    if (preg_match("/^-/", $word)) {
347      AND ( $news_query )  
348      ORDER BY timestamp DESC";                          $word = preg_replace('/^-/','', $word);
349                            $not_title_filter[] = "lower(i.title) NOT LIKE '%%%s%%'";
350      return $filter_query;                                  $arguments[] = $word;
351                            $not_content_filter[] = "lower(i.description) NOT LIKE '%%%s%%'";
352                                    $arguments[] = $word;
353                            $not_filter_query = implode(" AND ", $not_title_filter) . ' AND ' . implode(" AND ", $not_content_filter);
354    
355                      } elseif (preg_match("/^\+/", $word)) {
356    
357                            $word = preg_replace('/^\+/','', $word);
358                            $and_title_filter[] = "lower(i.title) LIKE '%%%s%%'";
359                                    $arguments[] = $word;
360                            $and_content_filter[] = "lower(i.description) LIKE '%%%s%%'";
361                                    $arguments[] = $word;
362                            $and_filter_query = implode(" AND ", $and_title_filter) . ' OR ' . implode(" AND ", $and_content_filter);
363    
364                      } else {
365    
366                            $title_filter[] = "lower(i.title) LIKE '%%%s%%'";
367                                    $arguments[] = $word;
368                            $content_filter[] = "lower(i.description) LIKE '%%%s%%'";
369                                    $arguments[] = $word;
370                            $filter_query = implode(" OR ", $title_filter) . ' OR ' . implode(" OR ", $content_filter);
371                      }
372                    }
373    
374                    $news_queries = array($filter_query, $and_filter_query, $not_filter_query);
375                    $i = 0;
376    
377                    foreach ($news_queries as $query) {
378                      if ($i > 0 && drupal_strlen($query) > 0) {
379                        $news_query .= "AND " ;
380                      }
381    
382                      if (drupal_strlen($query)) {
383                            $news_query .= "(". $query .")";
384                            $i++;
385                      }
386                    }
387            }
388    
389            $search->sql = 'SELECT i.*, f.link AS flink, f.title AS ftitle
390                                                                FROM {aggregator_item} i
391                                                                LEFT JOIN {aggregator_feed} f ON i.fid = f.fid
392                                                                LEFT JOIN {aggregator_category_feed} c ON c.fid = f.fid
393                                                                WHERE c.cid = %d';
394    
395            if (!empty($news_query)) $search->sql .= " AND ($news_query)";
396    
397            $search->sql .= ' ORDER BY timestamp DESC';
398    
399            $search->arguments = $arguments;
400    
401            return $search;
402  }  }
403    
404  // A custom theme function.  // A custom theme function.
# Line 418  function theme_news_page_item($item, $bl Line 413  function theme_news_page_item($item, $bl
413          $output .= '<div class="feed-item">';          $output .= '<div class="feed-item">';
414    
415          if ($item->title) {          if ($item->title) {
416            $output .= '<h3 class="feed-item-title">' . check_plain($item->title) . '</h3>';            $output .= '<h3 class="feed-item-title">' . filter_xss($item->title, array()) . '</h3>';
417          }          }
418    
419          $output .= '<p>';          $output .= '<p>';
# Line 426  function theme_news_page_item($item, $bl Line 421  function theme_news_page_item($item, $bl
421          if ($item->description) {          if ($item->description) {
422            $output .= '<span class="feed-item-body">' . aggregator_filter_xss($item->description) . '</span>';            $output .= '<span class="feed-item-body">' . aggregator_filter_xss($item->description) . '</span>';
423          }          }
424            /**
425             * @todo convert these links to just use an l()
426             */
427          if ($blogit) {          if ($blogit) {
428            $blog_icon = '<a href="' . url('node/add/blog', "iid=$item->iid") . '"><img src="'. base_path() .'/misc/blog.png" alt="'. t('Blog this') . '" title="' . t('blog it') . '" class="blog-it"/></a>' ;            $blog_icon = '<a href="' . url('node/add/blog', "iid=$item->iid") . '"><img src="'. '/misc/blog.png" alt="'. t('Blog this') . '" title="' . t('blog it') . '" class="blog-it"/></a>' ;
429          }          }
430    
431          $output .= '<br /><span class="feed-item-link"><a href="' . check_url($item->link) . '">' .t('Read more') . '</a></span> <span class="feed-item-source">[<a href="' . check_url($item->flink) . '">' . check_plain($item->ftitle) . '</a>] ' . $blog_icon . '</span>';          $output .= '<br /><span class="feed-item-link"><a href="' . check_url($item->link) . '">' .t('Read more') . '</a></span> <span class="feed-item-source">[<a href="' . check_url($item->flink) . '">' . check_plain($item->ftitle) . '</a>] ' . $blog_icon . '</span>';
# Line 443  function theme_news_page_rss($channel, $ Line 440  function theme_news_page_rss($channel, $
440    
441      // Output RSS feed      // Output RSS feed
442      $output = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";      $output = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
     $output .= "<!DOCTYPE rss [<!ENTITY % HTMLlat1 PUBLIC \"-//W3C//ENTITIES Latin 1 for XHTML//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml-lat1.ent\">]>\n";  
443      $output .= "<rss version=\"". $channel["version"] . "\" xml:base=\"". $base_url ."\">\n";      $output .= "<rss version=\"". $channel["version"] . "\" xml:base=\"". $base_url ."\">\n";
444      $output .= format_rss_channel($channel['title'], $channel['link'], $channel['description'], $items, $channel['language']);      $output .= format_rss_channel($channel['title'], $channel['link'], $channel['description'], $items, $channel['language']);
445      $output .= "</rss>\n";      $output .= "</rss>\n";
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