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61 lines
1.4 KiB
61 lines
1.4 KiB
<?php
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/**
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* include_path
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*
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* uses a partial url, eg '/foo' to locate a corresponding
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* php file, eg 'foo.php', and execute it.
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*
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* url_fragment - a key to locating php files, no extetension
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letters and hyphens are ok
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*/
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function include_path($url_fragment) {
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if (preg_match('#^/([a-z-]+.php)$#', $url_fragment, $matches)) {
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$path = __DIR__ . '/../' . $matches[1];
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} else {
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$path = null;
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}
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if (file_exists($path)) {
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ob_start();
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include $path;
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$result = ob_get_clean();
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return $result;
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} else {
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# Hard bail
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http_response_code(404);
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echo "404: $path not found\n";
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exit;
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}
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}
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/**
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* snippet_include
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*
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* loads non_php file for parsing.
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* Uses {varname} to replace strings
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*
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* filename
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* context - a keyed array for matching
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* eg [ 'title'=>'Home Page', ... ]
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*/
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function snippet_include($filename, $context=[]) {
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$snippet = file_get_contents($filename);
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// Handle comments {* ... *}
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$snippet = preg_replace('/ *{\*(.*?)\*}\n*/s','',$snippet);
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// Use regex to find {placeholders} in the template
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// Note this uses a callback function to do the matches
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$snippet = preg_replace_callback('/\{\s*(\w+)\s*\}/', function($matches) use ($context) {
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$key = $matches[1];
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$value = isset($context[$key]) ? $context[$key] : $key;
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return $value;
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}, $snippet);
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return $snippet;
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}
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