{"id":3148,"date":"2025-03-22T11:11:44","date_gmt":"2025-03-22T03:11:44","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=3148"},"modified":"2025-03-22T11:11:44","modified_gmt":"2025-03-22T03:11:44","slug":"php-%e5%ae%9e%e4%be%8b-ajax-rss-%e9%98%85%e8%af%bb%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/03\/22\/php-%e5%ae%9e%e4%be%8b-ajax-rss-%e9%98%85%e8%af%bb%e5%99%a8\/","title":{"rendered":"PHP \u5b9e\u4f8b – AJAX RSS \u9605\u8bfb\u5668"},"content":{"rendered":"\n

RSS \u9605\u8bfb\u5668<\/strong>\u662f\u4e00\u4e2a\u7528\u4e8e\u9605\u8bfb RSS (Really Simple Syndication)<\/strong> \u683c\u5f0f\u7684\u5de5\u5177\uff0cRSS \u662f\u4e00\u79cd\u7528\u4e8e\u5206\u53d1\u548c\u8ba2\u9605\u5185\u5bb9\u7684\u683c\u5f0f\uff0c\u901a\u5e38\u7528\u4e8e\u65b0\u95fb\u7f51\u7ad9\u3001\u535a\u5ba2\u3001\u66f4\u65b0\u63a8\u9001\u7b49\u3002\u901a\u8fc7\u7ed3\u5408 AJAX<\/strong> \u548c PHP<\/strong>\uff0c\u4f60\u53ef\u4ee5\u6784\u5efa\u4e00\u4e2a\u52a8\u6001\u7684 RSS \u9605\u8bfb\u5668\uff0c\u4f7f\u7528\u6237\u80fd\u591f\u5b9e\u65f6\u52a0\u8f7d\u5e76\u67e5\u770b RSS \u5185\u5bb9\uff0c\u800c\u65e0\u9700\u5237\u65b0\u9875\u9762\u3002<\/p>\n\n\n\n

\u5e94\u7528\u573a\u666f<\/strong><\/h4>\n\n\n\n
    \n
  • \u9605\u8bfb\u65b0\u95fb\u3001\u535a\u5ba2\u6216\u4efb\u4f55\u66f4\u65b0\u9891\u7e41\u7684\u5185\u5bb9\u3002<\/li>\n\n\n\n
  • \u52a8\u6001\u83b7\u53d6\u591a\u4e2a RSS \u6e90\u7684\u6570\u636e\uff0c\u63d0\u4f9b\u5b9e\u65f6\u66f4\u65b0\u3002<\/li>\n<\/ul>\n\n\n\n
    \n\n\n\n

    1. \u5b9e\u73b0 AJAX RSS \u9605\u8bfb\u5668\u7684\u5de5\u4f5c\u6d41\u7a0b<\/strong><\/h2>\n\n\n\n
      \n
    1. AJAX \u8bf7\u6c42<\/strong>\uff1a\u524d\u7aef\u4f7f\u7528 AJAX<\/strong> \u5411 PHP \u540e\u7aef\u8bf7\u6c42 RSS \u6570\u636e\u3002<\/li>\n\n\n\n
    2. PHP \u5904\u7406\u8bf7\u6c42<\/strong>\uff1aPHP \u89e3\u6790\u6307\u5b9a\u7684 RSS \u6e90\uff08XML \u683c\u5f0f\uff09\uff0c\u63d0\u53d6\u5fc5\u8981\u7684\u6570\u636e\u3002<\/li>\n\n\n\n
    3. \u8fd4\u56de\u6570\u636e<\/strong>\uff1a\u670d\u52a1\u5668\u5c06\u89e3\u6790\u540e\u7684\u6570\u636e\u8fd4\u56de\u7ed9\u524d\u7aef\uff0c\u901a\u5e38\u4ee5 HTML \u6216 JSON \u683c\u5f0f\u3002<\/li>\n\n\n\n
    4. \u66f4\u65b0\u9875\u9762<\/strong>\uff1a\u524d\u7aef\u4f7f\u7528\u63a5\u6536\u5230\u7684\u6570\u636e\u66f4\u65b0\u9875\u9762\u5185\u5bb9\u3002<\/li>\n<\/ol>\n\n\n\n
      \n\n\n\n

      2. \u793a\u4f8b\uff1aPHP + AJAX \u5b9e\u73b0 RSS \u9605\u8bfb\u5668<\/strong><\/h2>\n\n\n\n

      \u6211\u4eec\u5c06\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 RSS \u9605\u8bfb\u5668\uff0c\u7528\u6237\u901a\u8fc7 AJAX \u52a8\u6001\u83b7\u53d6 RSS \u6e90\u5185\u5bb9\u5e76\u5c55\u793a\u3002<\/p>\n\n\n\n

      2.1. HTML \u9875\u9762\uff1a\u5c55\u793a RSS \u5185\u5bb9\u7684\u57fa\u672c\u7ed3\u6784<\/strong><\/h3>\n\n\n\n
      <!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <title>PHP - AJAX RSS \u9605\u8bfb\u5668<\/title>\n<\/head>\n<body>\n\n    <h1>RSS \u9605\u8bfb\u5668<\/h1>\n    <button onclick=\"loadRSS()\">\u52a0\u8f7d RSS<\/button>\n    <div id=\"rssContent\"><\/div>\n\n    <script>\n        \/\/ JavaScript\uff1a\u901a\u8fc7 AJAX \u8bf7\u6c42\u52a0\u8f7d RSS \u6570\u636e\n        function loadRSS() {\n            var xhr = new XMLHttpRequest();\n            xhr.open('GET', 'rss_reader.php', true); \/\/ \u8bf7\u6c42 PHP \u5904\u7406\u7684 RSS \u6570\u636e\n            xhr.onreadystatechange = function() {\n                if (xhr.readyState === 4 && xhr.status === 200) {\n                    document.getElementById('rssContent').innerHTML = xhr.responseText; \/\/ \u663e\u793a\u8fd4\u56de\u7684 RSS \u6570\u636e\n                }\n            };\n            xhr.send();\n        }\n    <\/script>\n\n<\/body>\n<\/html><\/code><\/pre>\n\n\n\n
      2.2. PHP \u6587\u4ef6\uff1a\u89e3\u6790 RSS \u6e90<\/strong><\/h3>\n\n\n\n
      rss_reader.php<\/code> \u6587\u4ef6\u8d1f\u8d23\u4ece\u6307\u5b9a\u7684 RSS \u6e90\u83b7\u53d6\u6570\u636e\u5e76\u89e3\u6790\uff0c\u6700\u540e\u8fd4\u56de HTML \u683c\u5f0f\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n
      <?php\n\/\/ \u6307\u5b9a RSS \u6e90 URL\n$rss_url = \"https:\/\/rss.nytimes.com\/services\/xml\/rss\/nyt\/HomePage.xml\";  \/\/ \u8fd9\u91cc\u53ef\u4ee5\u66ff\u6362\u4e3a\u4efb\u4f55\u6709\u6548\u7684 RSS \u6e90\n\n\/\/ \u4f7f\u7528 PHP \u7684 SimpleXML \u89e3\u6790 RSS \u6e90\nlibxml_use_internal_errors(true);  \/\/ Suppress warnings from malformed RSS\n\n\/\/ \u52a0\u8f7d\u5e76\u89e3\u6790 RSS XML\n$rss = simplexml_load_file($rss_url);\n\n\/\/ \u68c0\u67e5 RSS \u662f\u5426\u52a0\u8f7d\u6210\u529f\nif ($rss === false) {\n    echo \"\u65e0\u6cd5\u52a0\u8f7d RSS \u6e90\";\n    exit;\n}\n\n\/\/ \u904d\u5386\u6bcf\u4e2a RSS \u9879\u76ee\uff0c\u5c55\u793a\u6807\u9898\u548c\u94fe\u63a5\n$output = \"<ul>\";\nforeach ($rss->channel->item as $item) {\n    $title = $item->title;\n    $link = $item->link;\n    $description = $item->description;\n\n    \/\/ \u6784\u9020\u6bcf\u4e2a\u9879\u76ee\u7684 HTML\n    $output .= \"<li><a href=\\\"$link\\\" target=\\\"_blank\\\">$title<\/a><br>$description<\/li>\";\n}\n$output .= \"<\/ul>\";\n\n\/\/ \u8fd4\u56de\u89e3\u6790\u7684 HTML\necho $output;\n?><\/code><\/pre>\n\n\n\n
      2.3. \u5de5\u4f5c\u6d41\u7a0b<\/strong><\/h3>\n\n\n\n
        \n
      1. \u7528\u6237\u70b9\u51fb\u6309\u94ae<\/strong>\uff1a\u7528\u6237\u70b9\u51fb “\u52a0\u8f7d RSS” \u6309\u94ae\uff0c\u89e6\u53d1 JavaScript \u4e2d\u7684 loadRSS()<\/code> \u51fd\u6570\u3002<\/li>\n\n\n\n
      2. \u53d1\u9001 AJAX \u8bf7\u6c42<\/strong>\uff1aloadRSS()<\/code> \u4f7f\u7528 XMLHttpRequest<\/code> \u5411 rss_reader.php<\/code> \u53d1\u9001\u8bf7\u6c42\u3002<\/li>\n\n\n\n
      3. PHP \u5904\u7406\u8bf7\u6c42<\/strong>\uff1arss_reader.php<\/code> \u4f7f\u7528 PHP \u7684 simplexml_load_file()<\/code> \u51fd\u6570\u52a0\u8f7d\u6307\u5b9a\u7684 RSS \u6e90\uff0c\u5e76\u89e3\u6790\u5176\u4e2d\u7684\u5185\u5bb9\u3002<\/li>\n\n\n\n
      4. \u8fd4\u56de\u89e3\u6790\u540e\u7684\u6570\u636e<\/strong>\uff1aPHP \u5c06\u89e3\u6790\u540e\u7684 RSS \u6570\u636e\uff08\u5982\u6807\u9898\u3001\u94fe\u63a5\u548c\u63cf\u8ff0\uff09\u4ee5 HTML \u683c\u5f0f\u8fd4\u56de\u3002<\/li>\n\n\n\n
      5. \u66f4\u65b0\u9875\u9762\u5185\u5bb9<\/strong>\uff1aJavaScript \u5c06\u8fd4\u56de\u7684 HTML \u63d2\u5165\u5230\u9875\u9762\u4e2d\u7684 #rssContent<\/code> \u5143\u7d20\u4e2d\uff0c\u5c55\u793a\u7ed9\u7528\u6237\u3002<\/li>\n<\/ol>\n\n\n\n
        \n\n\n\n
        3. \u4f18\u5316\u4e0e\u6539\u8fdb<\/strong><\/h2>\n\n\n\n
          \n
        1. \u5904\u7406\u591a\u4e2a RSS \u6e90<\/strong>\uff1a\u4f60\u53ef\u4ee5\u4fee\u6539 PHP \u4ee3\u7801\u4ee5\u652f\u6301\u591a\u4e2a RSS \u6e90\uff0c\u751a\u81f3\u8ba9\u7528\u6237\u81ea\u5b9a\u4e49\u8f93\u5165 RSS \u6e90 URL\u3002<\/li>\n\n\n\n
        2. \u9519\u8bef\u5904\u7406<\/strong>\uff1a\u589e\u5f3a\u9519\u8bef\u5904\u7406\uff0c\u5982\u679c RSS \u6e90\u65e0\u6cd5\u52a0\u8f7d\u6216\u8fd4\u56de\u683c\u5f0f\u4e0d\u6b63\u786e\uff0c\u63d0\u4f9b\u7528\u6237\u53cb\u597d\u7684\u63d0\u793a\u3002<\/li>\n\n\n\n
        3. CSS \u6837\u5f0f<\/strong>\uff1a\u4f7f\u7528 CSS \u7f8e\u5316\u5c55\u793a\u7684 RSS \u9879\u76ee\uff0c\u5982\u4e3a\u6bcf\u4e2a\u9879\u76ee\u52a0\u4e0a\u4e0d\u540c\u7684\u989c\u8272\uff0c\u6216\u8005\u4e3a\u6807\u9898\u6dfb\u52a0\u4e0b\u5212\u7ebf\u3002<\/li>\n\n\n\n
        4. \u5206\u9875\u548c\u7f13\u5b58<\/strong>\uff1a\u5f53 RSS \u6e90\u66f4\u65b0\u8f83\u5feb\u65f6\uff0c\u53ef\u4ee5\u8003\u8651\u5728\u524d\u7aef\u6dfb\u52a0\u5206\u9875\u529f\u80fd\uff0c\u6216\u8005\u5bf9 RSS \u6570\u636e\u8fdb\u884c\u7f13\u5b58\uff0c\u4ee5\u51cf\u5c11\u5bf9\u6e90\u7684\u8bf7\u6c42\u6b21\u6570\u3002<\/li>\n<\/ol>\n\n\n\n
          \n\n\n\n
          4. \u5b89\u5168\u6027<\/strong><\/h2>\n\n\n\n
            \n
          • \u8f93\u5165\u9a8c\u8bc1<\/strong>\uff1a\u786e\u4fdd\u7528\u6237\u63d0\u4f9b\u7684 RSS URL \u662f\u5408\u6cd5\u7684\uff0c\u907f\u514d\u6076\u610f\u8f93\u5165\u53ef\u80fd\u5bfc\u81f4\u7684\u5b89\u5168\u95ee\u9898\u3002<\/li>\n\n\n\n
          • XSS \u653b\u51fb\u9632\u62a4<\/strong>\uff1a\u5bf9 RSS \u5185\u5bb9\u4e2d\u7684\u7528\u6237\u8f93\u5165\u8fdb\u884c\u8f6c\u4e49\uff0c\u907f\u514d XSS\uff08\u8de8\u7ad9\u811a\u672c\u653b\u51fb\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
            \n\n\n\n
            5. \u603b\u7ed3<\/strong><\/h2>\n\n\n\n
            \u901a\u8fc7\u7ed3\u5408 AJAX<\/strong> \u548c PHP<\/strong>\uff0c\u4f60\u53ef\u4ee5\u6784\u5efa\u4e00\u4e2a\u7b80\u6d01\u3001\u5b9e\u65f6\u7684 RSS \u9605\u8bfb\u5668<\/strong>\uff0c\u65e0\u9700\u5237\u65b0\u9875\u9762\uff0c\u7528\u6237\u5c31\u53ef\u4ee5\u770b\u5230\u6700\u65b0\u7684\u5185\u5bb9\u3002\u8be5\u65b9\u6cd5\u4e0d\u4ec5\u53ef\u4ee5\u7528\u4e8e\u65b0\u95fb\u7f51\u7ad9\u6216\u535a\u5ba2\uff0c\u8fd8\u53ef\u4ee5\u6269\u5c55\u5e94\u7528\u4e8e\u591a\u4e2a\u4e0d\u540c\u7684 RSS \u6e90\uff0c\u63d0\u4f9b\u66f4\u7075\u6d3b\u7684\u9605\u8bfb\u4f53\u9a8c\u3002<\/p>\n\n\n\n
            \u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8bf7\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
            RSS \u9605\u8bfb\u5668\u662f\u4e00\u4e2a\u7528\u4e8e\u9605\u8bfb RSS (Really Simple Syndication) \u683c\u5f0f\u7684\u5de5\u5177\uff0cRS […]<\/p>\n","protected":false},"author":1,"featured_media":3149,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[80],"tags":[],"class_list":["post-3148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=3148"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3148\/revisions"}],"predecessor-version":[{"id":3150,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/3148\/revisions\/3150"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media\/3149"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=3148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=3148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=3148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}