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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: 2.0 |
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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) 2011-2015 Jeremy Shapiro |
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|
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*/ |
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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($atts, $content) { |
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$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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$atts = array_merge($defaults, $atts); |
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|
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$params = preg_split('/\,\s*/',$atts['param']); |
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|
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$return = false; |
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|
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foreach($params as $param) |
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{ |
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if(!$return and ($rawtext = $_REQUEST[$param])) |
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{ |
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if(($atts['dateformat'] != '') && strtotime($rawtext)) |
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{ |
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$return = date($atts['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 = $atts['default']; |
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} |
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|
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if($atts['attr']) { |
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$return = ' ' . $atts['attr'] . '="' . $return . '" '; |
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|
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if($atts['htmltag']) { |
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$tagname = $atts['htmltag']; |
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|
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foreach(array_keys($defaults) as $key) { |
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unset($atts[$key]); |
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} |
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|
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$return = "<$tagname ". |
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implode(' ', array_map(function($key, $val) { return "$key=\"".$val."\""; }, array_keys($atts), $atts)). |
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$return.($content ? ">$content</$tagname>" : "/>"); |
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} |
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} |
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|
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return $return; |
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} |
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|
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/* |
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* If 'param' is found and 'is' is set, compare the two and display the contact if they match |
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* If 'param' is found and 'is' isn't set, display the content between the tags |
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* If 'param' is not found and 'empty' is set, display the content between the tags |
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* |
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*/ |
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function ifurlparam($atts, $content) { |
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$atts = shortcode_atts(array( |
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'param' => '', |
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'empty' => false, |
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'is' => false, |
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), $atts); |
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|
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$params = preg_split('/\,\s*/',$atts['param']); |
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|
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foreach($params as $param) |
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{ |
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if($_REQUEST[$param]) |
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{ |
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if($atts['empty']) |
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{ |
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return ''; |
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} elseif(!$atts['is'] or ($_REQUEST[$param] == $atts['is'])) { |
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return do_shortcode($content); |
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} |
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} |
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} |
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|
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if ($atts['empty']) |
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{ |
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return do_shortcode($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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|
