Conditions | 17 |
Paths | 552 |
Total Lines | 90 |
Code Lines | 58 |
Lines | 0 |
Ratio | 0 % |
Changes | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
1 | <?php |
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79 | public static function getRssFeedAsHtml(string $feed_url, int $maxItemCount = 10, bool $show_date = true, bool $show_description = true, int $max_words = 0, int $cache_timeout = 7200, string $cache_prefix = XOOPS_VAR_PATH . '/caches/xoops_cache/rss2html-'): string |
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80 | { |
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81 | $result = ''; |
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82 | // get feeds and parse items |
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83 | $rss = new \DOMDocument(); |
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84 | $cacheFile = $cache_prefix . \md5($feed_url); |
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85 | // load from file or load content |
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86 | if ($cache_timeout > 0 |
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87 | && \is_file($cacheFile) |
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88 | && (\filemtime($cacheFile) + $cache_timeout > \time())) { |
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89 | $rss->load($cacheFile); |
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90 | } else { |
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91 | $rss->load($feed_url); |
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92 | /* |
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93 | // if load() doesn't work, you might try this |
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94 | $ch = curl_init($feed_url); |
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95 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); |
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96 | $content = curl_exec($ch); |
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97 | curl_close($ch); |
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98 | $rss->loadXML($content); |
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99 | */ |
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100 | if ($cache_timeout > 0) { |
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101 | $rss->save($cacheFile); |
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102 | } |
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103 | } |
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104 | $feed = []; |
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105 | foreach ($rss->getElementsByTagName('item') as $node) { |
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106 | if (null !== $node) { |
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107 | $item = [ |
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108 | 'title' => $node->getElementsByTagName('title')->item(0)->nodeValue, |
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109 | 'desc' => $node->getElementsByTagName('description')->item(0)->nodeValue, |
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110 | 'content' => $node->getElementsByTagName('description')->item(0)->nodeValue, |
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111 | 'link' => $node->getElementsByTagName('link')->item(0)->nodeValue, |
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112 | 'date' => $node->getElementsByTagName('pubDate')->item(0)->nodeValue, |
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113 | ]; |
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114 | $content = $node->getElementsByTagName('encoded'); // <content:encoded> |
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115 | if ($content->length > 0) { |
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116 | $item['content'] = $content->item(0)->nodeValue; |
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117 | } |
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118 | $feed[] = $item; |
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119 | } |
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120 | } |
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121 | // real good count |
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122 | if ($maxItemCount > \count($feed)) { |
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123 | $maxItemCount = \count($feed); |
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124 | } |
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125 | $result .= '<ul class="feed-lists">'; |
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126 | for ($x = 0; $x < $maxItemCount; $x++) { |
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127 | $title = \str_replace(' & ', ' & ', $feed[$x]['title']); |
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128 | $link = $feed[$x]['link']; |
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129 | $result .= '<li class="feed-item">'; |
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130 | $result .= '<div class="feed-title"><strong><a href="' . $link . '" title="' . $title . '">' . $title . '</a></strong></div>'; |
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131 | if ($show_date) { |
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132 | $date = \date('l F d, Y', (int)\strtotime($feed[$x]['date'])); |
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133 | $result .= '<small class="feed-date"><em>Posted on ' . $date . '</em></small>'; |
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134 | } |
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135 | if ($show_description) { |
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136 | $description = $feed[$x]['desc']; |
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137 | $content = $feed[$x]['content']; |
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138 | // find the img |
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139 | $hasImage = \preg_match('/<img.+src=[\'"](?P<src>.+?)[\'"].*>/i', $content, $image); |
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140 | // no html tags |
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141 | $description = \strip_tags((string)\preg_replace('/(<(script|style)\b[^>]*>).*?(<\/\2>)/s', '$1$3', $description), ''); |
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142 | // whether cut by number of words |
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143 | if ($max_words > 0) { |
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144 | $arr = \explode(' ', $description); |
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145 | if ($max_words < \count($arr)) { |
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146 | $description = ''; |
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147 | $wordsCount = 0; |
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148 | foreach ($arr as $w) { |
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149 | $description .= $w . ' '; |
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150 | ++$wordsCount; |
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151 | if ($wordsCount == $max_words) { |
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152 | break; |
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153 | } |
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154 | } |
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155 | $description .= ' ...'; |
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156 | } |
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157 | } |
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158 | // add img if it exists |
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159 | if (1 == $hasImage) { |
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160 | $description = '<img class="feed-item-image" src="' . $image['src'] . '" />' . $description; |
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161 | } |
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162 | $result .= '<div class="feed-description">' . $description; |
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163 | $result .= ' <a href="' . $link . '" title="' . $title . '">Continue Reading »</a>' . '</div>'; |
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164 | } |
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165 | $result .= '</li>'; |
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166 | } |
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167 | $result .= '</ul>'; |
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168 | return $result; |
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169 | } |
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176 |