插件78：获取Yahoo!新闻
来源：互联网 发布：大数据人才需求分析 编辑：程序博客网 时间：2024/06/07 16:29
<?php // Plug-in 78: Get Yahoo! News/* * 获取Yahoo!新闻 * 插件说明： * 插件接受一个搜索串，返回http://news.yahoo.com网页上与此搜索串有关的新闻。 * 若操作成功，则返回一个两元素的数组，其中第一个元素表示返回的新闻的个数， * 第二个元素是一个子数组，它包含以下信息： * 标题 * 发布网站 * 日期 * 新闻摘要和说明 * 原新闻的URL地址 * 若操作失败，若返回一个元素的数组，元素的值为FALSE。 * 本插件需要以下参数： * $search 一个标准的搜索串 */// This is an executable example with additional code supplied// To obtain just the plug-ins please click on the Download link$search = "climate change";echo '<html><head><meta http-equiv="Content-Type" ' . 'content="text/html; charset=utf-8" /></head><body>';echo '<font face="Verdana" size="2">';echo "<font face='Arial' size='2'>Recent news results " . "for: <b>$search</b>:<br /><br />";$results = PIPHP_GetYahooNews($search);if (!$results[0]) echo "No news found for $search.";else foreach($results[1] as $result) echo "<a href='$result[4]'>$result[0]</a> ($result[1], " . "$result[2])<br />$result[3]<br /><br />";function PIPHP_GetYahooNews($search){ // Plug-in 78: Get Yahoo! News // // This plug-in takes a search query and returns matching // news items from news.yahoo.com. Upon success it returns // a two elemet array, the first being the number of stories // returned and the second is an array whoise elements are // each sub-arrays containing these details: 1) News story // title, 2) Originating site name, 3) Publication date, 4) // Story summary, and 5) Full story URL. on failure it will // return a single element array with the value FALSE. It // requires this argument: // // $search: A search query $reports = array(); $url = 'http://news.search.yahoo.com/news/rss?' . 'ei=UTF-8&fl=0&x=wrt&p=' . rawurlencode($search); $xml = @file_get_contents($url); if (!strlen($xml)) return array(FALSE); $xml = str_replace('<![CDATA[', '', $xml); $xml = str_replace(']]>', '', $xml); $xml = str_replace('&', '[ampersand]', $xml); $xml = str_replace('&', '&', $xml); $xml = str_replace('[ampersand]', '&', $xml); $xml = str_replace('<b>', '<b>', $xml); $xml = str_replace('</b>', '</b>', $xml); $xml = str_replace('<wbr>', '<wbr>', $xml); $sxml = simplexml_load_string($xml); foreach($sxml->channel->item as $item) { $flag = FALSE; $url = $item->link; $date = date('M jS, g:ia', strtotime($item->pubDate)); $title = $item->title; $temp = explode(' (', $title); $title = $temp[0]; $site = str_replace(')', '', $temp[1]); $desc = $item->description; for ($j = 0 ; $j < count($reports) ; ++$j) { similar_text(strtolower($reports[$j][0]), strtolower($title), $percent); if ($percent > 70) { $flag = TRUE; break; } } if (!$flag && strlen($desc)) $reports[] = array($title, $site, $date, $desc, $url); } return array(count($reports), $reports);}?>
