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1 <?php |
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2 // $Id: ping.module,v 1.52 2007/12/19 17:45:42 goba Exp $ |
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3 |
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4 /** |
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5 * @file |
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6 * Alerts other sites that your site has been updated. |
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7 */ |
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8 |
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9 /** |
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10 * Implementation of hook_help(). |
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11 */ |
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12 function ping_help($path, $arg) { |
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13 switch ($path) { |
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14 case 'admin/help#ping': |
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15 $output = '<p>'. t('The ping module is useful for notifying interested sites that your site has changed. It automatically sends notifications, or "pings", to the <a href="@external-http-pingomatic-com">pingomatic</a> service about new or updated content. In turn, <a href="@external-http-pingomatic-com">pingomatic</a> notifies other popular services, including weblogs.com, Technorati, blo.gs, BlogRolling, Feedster.com, and Moreover.', array('@external-http-pingomatic-com' => 'http://pingomatic.com/')) .'</p>'; |
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16 $output .= '<p>'. t('The ping module requires a correctly configured <a href="@cron">cron maintenance task</a>.', array('@cron' => url('admin/reports/status'))) .'</p>'; |
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17 $output .= '<p>'. t('For more information, see the online handbook entry for <a href="@ping">Ping module</a>.', array('@ping' => 'http://drupal.org/handbook/modules/ping/')) .'</p>'; |
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18 return $output; |
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19 } |
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20 } |
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21 |
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22 /** |
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23 * Implementation of hook_cron(). |
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24 * |
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25 * Fire off notifications of updates to remote sites. |
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26 */ |
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27 function ping_cron() { |
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28 global $base_url; |
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29 |
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30 if (variable_get('site_name', 0)) { |
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31 if (db_result(db_query("SELECT COUNT(*) FROM {node} WHERE status = 1 AND (created > '". variable_get('cron_last', time()) ."' OR changed > '". variable_get('cron_last', time()) ."')"))) { |
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32 _ping_notify(variable_get('site_name', ''), $base_url); |
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33 } |
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34 } |
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35 } |
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36 |
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37 /** |
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38 * Call hook_ping() in all modules to notify remote sites that there is |
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39 * new content at this one. |
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40 */ |
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41 function _ping_notify($name, $url) { |
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42 module_invoke_all('ping', $name, $url); |
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43 } |
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44 |
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45 /** |
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46 * Implementation of hook_ping(). |
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47 * |
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48 * Notifies pingomatic.com, blo.gs, and technorati.com of changes at this site. |
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49 */ |
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50 function ping_ping($name = '', $url = '') { |
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51 |
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52 $result = xmlrpc('http://rpc.pingomatic.com', 'weblogUpdates.ping', $name, $url); |
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53 |
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54 if ($result === FALSE) { |
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55 watchdog('directory ping', 'Failed to notify pingomatic.com (site).', array(), WATCHDOG_WARNING); |
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56 } |
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57 } |
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58 |
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59 |