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<?php |
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namespace Anax\Controller; |
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use Anax\Commons\ContainerInjectableInterface; |
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use Anax\Commons\ContainerInjectableTrait; |
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/** |
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* A controller for flat file markdown content. |
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*/ |
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class FlatFileContentController implements ContainerInjectableInterface |
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{ |
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use ContainerInjectableTrait; |
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/** |
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* Render a page using flat file content. |
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* |
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* @return mixed as null when flat file is not found and otherwise a |
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* complete response object with content to render. |
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*/ |
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public function catchAll() |
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{ |
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// Get the current route and see if it matches a content/file |
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$path = $this->di->get("request")->getRoute(); |
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$file1 = ANAX_INSTALL_PATH . "/content/${path}.md"; |
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$file2 = ANAX_INSTALL_PATH . "/content/${path}/index.md"; |
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$file = is_file($file1) ? $file1 : null; |
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$file = is_file($file2) ? $file2 : $file; |
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if (!$file) { |
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return; |
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} |
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// Check that file is really in the right place |
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$real = realpath($file); |
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$base = realpath(ANAX_INSTALL_PATH . "/content/"); |
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if (strncmp($base, $real, strlen($base))) { |
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return; |
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} |
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// Get content from markdown file |
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$content = file_get_contents($file); |
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$content = $this->di->get("textfilter")->parse( |
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$content, |
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["frontmatter", "variable", "shortcode", "markdown", "titlefromheader"] |
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); |
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// Add content as a view and then render the page |
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$page = $this->di->get("page"); |
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$page->add("anax/v2/article/default", [ |
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"content" => $content->text, |
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"frontmatter" => $content->frontmatter, |
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]); |
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return $page->render($content->frontmatter); |
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} |
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} |
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In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: