Changeset 581 for trunk/Modules/News

Timestamp:

Sep 12, 2013, 9:14:38 PM (11 years ago)

Author:

chronos

Message:

• Modified: RSS channel management is now part of News module. In this module other modules can register their RSS channel which will be availble on all pages for subscription.

Location:

trunk/Modules/News

Files:

• News.php (modified) (4 diffs)
• RSS.php (moved) (moved from trunk/rss.php ) (1 diff)

trunk/Modules/News/News.php

@@ -1 +1 @@
 <?php
+
+include_once(dirname(__FILE__).'/RSS.php');
 
 class ModuleNews extends AppModule
 {
+  var $RSSChannels;
+ 
   function __construct($System)
   {
@@ -17 +21 @@
   {
         $this->System->RegisterPage('news', 'PageNews');
-        $this->System->RegisterRSS(array('Title' => 'Změny systému', 'Channel' => 'news'));
+        $this->System->RegisterPage('rss', 'PageRSS');
+        $this->RegisterRSS(array('Title' => 'Změny systému', 'Channel' => 'news', 
+          'Callback' => array('PageNews', 'ShowRSS'), 'Permission' => LICENCE_ANONYMOUS));
   }
   
@@ -24 +30 @@
         $Output = '<strong>Změny systému:</strong><div class="NewsBox">';
         $DbResult = $this->Database->query('SELECT `News`.`Time`, `User`.`Name`, `News`.`Text`,`News`.`Title`'.
-                        ' FROM `News` JOIN `User` ON `User`.`ID` = `News`.`User` ORDER BY `Time` DESC LIMIT 10');
+                ' FROM `News` JOIN `User` ON `User`.`ID` = `News`.`User` ORDER BY `Time` DESC LIMIT 10');
         while($DbRow = $DbResult->fetch_assoc())
                 $Output .= '<div><strong>'.$DbRow['Title'].' ('.HumanDate($DbRow['Time']).')</strong> <br />'.$DbRow['Text'].' ('.$DbRow['Name'].')</div>';
         $Output .= '<a href="'.$this->System->Link('/news/').'">Všechny zprávy</a>';
-        $Output .= '</div>';
+        $Output .= '</div>';    
         return($Output);
+  }
+  
+  function RegisterRSS($Channel, $Pos = NULL, $Callback = NULL)
+  {
+    $this->RSSChannels[$Channel['Channel']] = $Channel;
+    
+    if(is_null($Pos)) $this->RSSChannelsPos[] = $Channel['Channel'];
+    else {
+      array_splice($this->RSSChannelsPos, $Pos, 0, $Channel['Channel']);
+    }
+  }
+  
+  function ShowRSSHeader()
+  {
+    $Output = ''; 
+    foreach($this->RSSChannels as $Channel)
+                {
+                  if($this->System->User->Licence($Channel['Permission']))
+                          $Output .= ' <link rel="alternate" title="'.$Channel['Title'].'" href="'.
+                        $this->System->Link('/rss/?channel='.$Channel['Channel']).'" type="application/rss+xml" />';
+                }               
+    return($Output);
   }
 }
@@ -95 +123 @@
                 return($Output);
         }
+        
+        function ShowRSS()
+        {
+         $DbResult = $this->Database->query('SELECT UNIX_TIMESTAMP(`News`.`Time`) AS `UnixTime`, '.
+           '`News`.`Title`, `News`.`Time`, `User`.`Name`, `News`.`Text` '.
+           'FROM `News` JOIN `User` ON `User`.`ID` = `News`.`User` ORDER BY `Time` DESC LIMIT 10');
+         while($DbRow = $DbResult->fetch_assoc())
+         {
+          $Items[] = array
+          (
+            'Title' => $DbRow['Title'],
+            'Link' =>  'http://'.$this->System->Config['Web']['Host'].$this->System->Link('/'),
+            'Description' => $DbRow['Text'].' ('.$DbRow['Name'].')',
+            'Time' => $DbRow['UnixTime'],
+          );
+         }
+         $Output = GenerateRSS(array
+           (
+             'Title' => 'WoW překlad - Změny systému',
+             'Link' => 'http://'.$this->System->Config['Web']['Host'].$this->System->Link('/'),
+             'Description' => 'Překlad textů WoW',
+             'WebmasterEmail' => $this->System->Config['Web']['AdminEmail'],
+             'Items' => $Items,
+           ));
+           return($Output);      
+        }
 }

trunk/Modules/News/RSS.php

@@ -1 +1 @@
 <?php
 
-$InitSystem = true;
-include_once('includes/global.php');
-  
-  $Items = array();  
-  if($_GET['channel'] == 'news')
-  {
-    $DbResult = $System->Database->query('SELECT UNIX_TIMESTAMP(`News`.`Time`) AS `UnixTime`, '.
-      '`News`.`Title`, `News`.`Time`, `User`.`Name`, `News`.`Text` '.
-      'FROM `News` JOIN `User` ON `User`.`ID` = `News`.`User` ORDER BY `Time` DESC LIMIT 10');
-    while($DbRow = $DbResult->fetch_assoc()) 
-    {
-      $Items[] = array
-    (
-        'Title' => $DbRow['Title'],
-        'Link' =>  'http://'.$Config['Web']['Host'].$System->Link('/'),
-        'Description' => $DbRow['Text'].' ('.$DbRow['Name'].')',
-        'Time' => $DbRow['UnixTime'],
-      );
-    } 
-    echo(GenerateRSS(array
-    (
-      'Title' => 'WoW překlad - Změny systému',
-      'Link' => 'http://'.$Config['Web']['Host'].$System->Link('/'),
-      'Description' => 'Překlad textů WoW',
-      'WebmasterEmail' => $Config['Web']['AdminEmail'],
-      'Items' => $Items,
-    )));
-  } else
-  if($_GET['channel'] == 'translation')
-  {
-    $DbResult = $System->Database->query('SELECT UNIX_TIMESTAMP(`Date`) AS `Date`, `User`.`Name` AS `UserName`, `Text` FROM `Log` JOIN `User` ON `User`.`ID` = `Log`.`User` WHERE `Type` = 1 ORDER BY `Date` DESC LIMIT 100');
-    while($DbRow = $DbResult->fetch_assoc()) 
-    {
-      $Items[] = array
-    (
-        'Title' => strip_tags($DbRow['Text'].' ('.$DbRow['UserName'].')'),
-        'Link' => 'http://'.$Config['Web']['Host'].$System->Link('/'),
-        'Description' => $DbRow['Text'],
-        'Time' => $DbRow['Date'],
-      );
-    } 
-    echo(GenerateRSS(array
-    (
-      'Title' => 'WoW překlad - Poslední překlady',
-      'Link' => 'http://'.$Config['Web']['Host'].$System->Link('/'),
-      'Description' => 'Překlad textů WoW',
-      'WebmasterEmail' => $Config['Web']['AdminEmail'],
-      'Items' => $Items,
-    )));
-  } else
-  if($_GET['channel'] == 'shoutbox')
-  {
-    $TitleLength = 50;
-    mb_internal_encoding('utf-8');
-    $DbResult = $System->Database->query('SELECT UNIX_TIMESTAMP(`Date`) AS `UnixDate`, `User`, `UserName`, `Text` FROM `ShoutBox` ORDER BY `ID` DESC LIMIT 20');
-    while($DbRow = $DbResult->fetch_assoc()) 
-    {
-      $Title = mb_substr($DbRow['Text'], 0, $TitleLength);
-      if(mb_strlen($Title) == $TitleLength) $Title .= '...';
-      $Items[] = array
-      (
-        'Title' => $DbRow['UserName'].': '.$Title,
-        'Link' =>  'http://'.$Config['Web']['Host'].$System->Link('/'),
-        'Description' => $DbRow['Text'],
-        'Time' => $DbRow['UnixDate'],
-      );
-    } 
-    echo(GenerateRSS(array
-    (
-      'Title' => 'WoW překlad - Shoutbox',
-      'Link' => 'http://'.$Config['Web']['Host'].$System->Link('/'),
-      'Description' => 'Překlad textů WoW',
-      'WebmasterEmail' => $Config['Web']['AdminEmail'],
-      'Items' => $Items,
-    )));
-  } else echo('Nezadán žádný kanál');
+function GenerateRSS($Data)
+{
+        global $Config;
+
+        $Result = '<?xml version="1.0" encoding="'.$Config['Web']['Charset'].'" ?>'."\n". //<?
+                        '<rss version="2.0">'."\n".
+                        "  <channel>\n".
+                        "    <title>".$Data['Title']."</title>\n".
+                        "    <link>".$Data['Link']."</link>\n".
+                        "    <description>".$Data['Description']."</description>\n".
+                        "    <language>cs</language>\n".
+                        "    <webMaster>".$Data['WebmasterEmail']."</webMaster>\n".
+                        "    <pubDate>".date('r')."</pubDate>\n".
+                        "    <ttl>20</ttl>\n";
+        foreach($Data['Items'] as $Item)
+        {
+                $Result .= "    <item>\n".
+                                '      <title>'.htmlspecialchars($Item['Title'])."</title>\n".
+                                '      <description>'.htmlspecialchars($Item['Description'])."</description>\n".
+                                '      <pubDate>'.date('r',$Item['Time'])."</pubDate>\n".
+                                '      <link>'.$Item['Link']."</link>\n".
+                                "    </item>\n";
+        }
+        $Result .= "  </channel>\n".
+                        "</rss>";
+        return($Result);
+}
+
+class PageRSS extends Page
+{
+        function Show()
+        {  
+          $this->RawPage = true;
+          
+          if(array_key_exists($_GET['channel'], $this->System->ModuleManager->Modules['News']->RSSChannels))
+          {
+            $Channel = $this->System->ModuleManager->Modules['News']->RSSChannels[$_GET['channel']];
+            if($this->System->User->Licence($Channel['Permission']))
+            {
+            if(is_string($Channel['Callback'][0]))
+              {
+                $Class = new $Channel['Callback'][0]($this->System);
+                $Output = $Class->$Channel['Callback'][1]();
+              } else $Output = call_user_func($Channel['Callback']);
+            } else $Output = 'Nemáte oprávnění';
+          } else $Output = 'Nezadán žádný kanál';
+    return($Output);
+        }
+}