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<?php |
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/* |
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Plugin Name: URL Params |
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Plugin URI: http://asandia.com/wordpress-plugins/urlparams/ |
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Description: Short Code to grab any URL Parameter |
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Version: 2.4 |
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Author: Jeremy B. Shapiro |
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Author URI: http://www.asandia.com/ |
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*/ |
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|
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/* |
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URL Params (Wordpress Plugin) |
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Copyright (C) 2011-2023 Jeremy Shapiro |
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|
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*/ |
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|
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// error_reporting(E_ALL); // Helpful for checking for warnings that are TYPICALLY hidden but may be present on some installs |
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|
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// Tell WordPress to register the shortcodes |
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add_shortcode("urlparam", "urlparam"); |
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add_shortcode("ifurlparam", "ifurlparam"); |
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|
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function urlparam($attributes, $content) { |
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$defaults = array( |
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'param' => '', |
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'default' => '', |
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'dateformat' => '', |
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'attr' => '', |
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'htmltag' => false, |
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); |
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|
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// We used to use shortcode_atts(), but that would nuke an extra attributes that we don't know about but want. array_merge() keeps them all. |
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$attributes = array_merge($defaults, $attributes); |
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|
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$params = preg_split('/,\s*/',$attributes['param']); |
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|
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$return = false; |
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|
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foreach($params as $param) |
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{ |
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if(!$return |
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&& array_key_exists($param, $_REQUEST) |
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&& ($rawText = $_REQUEST[$param]) |
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) { |
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if(($attributes['dateformat'] != '') |
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&& strtotime($rawText) |
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) { |
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$return = date($attributes['dateformat'], strtotime($rawText)); |
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} else { |
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$return = esc_html($rawText); |
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} |
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} |
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} |
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|
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if(!$return) { |
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$return = $attributes['default']; |
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} |
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|
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if(($attr = $attributes['attr']) |
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// Don't allow setting attributes for javascript events, i.e. onclick |
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&& !preg_match('/^on/', $attr) |
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) { |
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$return = ' ' . $attr . '="' . $return . '" '; |
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|
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if($attributes['htmltag']) { |
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$tagName = $attributes['htmltag']; |
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|
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foreach(array_keys($defaults) as $key) { |
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unset($attributes[$key]); |
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} |
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$otherAttributes = ""; |
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foreach($attributes as $key => $val) { |
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// Don't allow setting attributes for javascript events, i.e. onclick |
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if(!preg_match('/^on/', $key)) { |
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$otherAttributes .= " $key=\"$val\""; |
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} |
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} |
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|
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$return = "<$tagName $otherAttributes $return".($content ? ">$content</$tagName>" : "/>"); |
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} |
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} |
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|
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return $return; |
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} |
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|
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/* |
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* If 'param' is found and 'is' is set, compare the two and display the contact if they match |
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* If 'param' is found and 'is' isn't set, display the content between the tags |
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* If 'param' is not found and 'empty' is set, display the content between the tags |
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* |
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*/ |
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function ifurlparam($attributes, $content) { |
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$attributes = shortcode_atts(array( |
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'param' => '', |
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'empty' => false, |
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'is' => false, |
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), $attributes); |
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|
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$params = preg_split('/,\s*/',$attributes['param']); |
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|
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foreach($params as $param) |
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{ |
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if($_REQUEST[$param]) |
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{ |
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if($attributes['empty']) |
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{ |
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return ''; |
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} elseif(!$attributes['is'] |
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|| ($_REQUEST[$param] == $attributes['is']) |
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) { |
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return do_shortcode($content); |
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} |
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} |
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} |
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|
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if ($attributes['empty']) |
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{ |
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return do_shortcode($content); |
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} |
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|
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return ''; |
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} |
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|
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?> |
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|
