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<?php |
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/* |
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Plugin Name: Accessibility Widget |
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Plugin URI: http://webgrrrl.net/archives/accessibility-widget-revived.htm |
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Description: Adds a sidebar widget to enlarge text size in your WP site. Originally created by Tane of Digital Spaghetti (http://www.tripcastradio.com/) and revived by Lorna of WebGrrrl.net. |
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Author: Lorna Timbah |
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Version: 1.2 |
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Author URI: http://webgrrrl.net |
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*/ |
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class widget_accesstxt extends WP_Widget { |
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/** constructor */ |
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function widget_accesstxt() { |
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parent::WP_Widget(false, $name = 'Accessibility Widget'); |
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} |
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/** @see WP_Widget::widget */ |
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function widget($args, $instance) { |
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extract( $args ); |
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$title = apply_filters('widget_title', $instance['title']); |
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$tags = str_replace(" ", "", $instance['tags']); // remove whitespaces |
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$fontsize = str_replace(" ", "", $instance['fontsize']); // remove whitespaces |
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$afontsize = explode(",", $fontsize); // transform into arrays |
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$controls = explode(",", str_replace(" ", "", $instance['controls'])); // remove whitespaces then transform into arrays |
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|
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echo $before_widget; |
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if ( $title ) echo $before_title . $title . $after_title; |
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?> |
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<script type="text/javascript"> |
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//Specify affected tags. Add or remove from list |
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var tgs = new Array(<?php echo "'" . str_replace(",", "','", $tags) . "'"; ?>); |
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//Specify spectrum of different font sizes |
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var szs = new Array(<?php echo "'" . str_replace(",", "','", $fontsize) . "'"; ?>); |
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var startSz = 2; |
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function ts( trgt,inc ) { |
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if (!document.getElementById) return |
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var d = document,cEl = null,sz = startSz,i,j,cTags; |
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sz = inc; |
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if ( sz < 0 ) sz = 0; |
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if ( sz > 6 ) sz = 6; |
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startSz = sz; |
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if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ]; |
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cEl.style.fontSize = szs[ sz ]; |
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for ( i = 0 ; i < tgs.length ; i++ ) { |
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cTags = cEl.getElementsByTagName( tgs[ i ] ); |
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for ( j = 0 ; j < cTags.length ; j++ ) cTags[ j ].style.fontSize = szs[ sz ]; |
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} |
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} |
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</script> |
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<ul> |
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<li><?php |
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foreach ($afontsize as $key => $value) { |
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echo "<a href=\"javascript:ts('body'," . $key . ")\" style=\"font-size:" . $value . "\">" . $controls[$key] . "</a> "; |
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} |
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?></li> |
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</ul> |
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<?php echo $after_widget; ?> |
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<?php |
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} |
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/** @see WP_Widget::update -- do not rename this */ |
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function update($new_instance, $old_instance) { |
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$instance = $old_instance; |
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$instance['title'] = strip_tags($new_instance['title']); |
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$instance['tags'] = strip_tags($new_instance['tags']); |
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$instance['fontsize'] = strip_tags($new_instance['fontsize']); |
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$instance['controls'] = strip_tags($new_instance['controls']); |
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return $instance; |
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} |
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/** @see WP_Widget::form -- do not rename this */ |
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function form($instance) { |
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$title = esc_attr($instance['title']); |
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$tags = ($instance['tags'] == "" ? "body,p,li,td" : esc_attr($instance['tags'])); |
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$fontsize = ($instance['fontsize'] == "" ? "90%, 100%, 110%, 120%" : esc_attr($instance['fontsize'])); |
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$controls = ($instance['controls'] == "" ? "T" : esc_attr($instance['controls'])); |
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?> |
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<p> |
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<label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:'); ?></label> |
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<input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo $title; ?>" /> |
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</p> |
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<p> |
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<label for="<?php echo $this->get_field_id('tags'); ?>"><?php _e('Resize the following HTML/CSS tags:'); ?></label> |
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<input class="widefat" id="<?php echo $this->get_field_id('tags'); ?>" name="<?php echo $this->get_field_name('tags'); ?>" type="text" value="<?php echo $tags; ?>" /><br /> |
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Separate each tag with a comma (,) |
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</p> |
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<p> |
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<label for="<?php echo $this->get_field_id('fontsize'); ?>"><?php _e('Set to these sizes:'); ?></label> |
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<input class="widefat" id="<?php echo $this->get_field_id('fontsize'); ?>" name="<?php echo $this->get_field_name('fontsize'); ?>" type="text" value="<?php echo $fontsize; ?>" /><br /> |
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Separate each size with a comma (,) |
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</p> |
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<p> |
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<label for="<?php echo $this->get_field_id('controls'); ?>"><?php _e('Set controller text:'); ?></label> |
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<input class="widefat" id="<?php echo $this->get_field_id('controls'); ?>" name="<?php echo $this->get_field_name('controls'); ?>" type="text" value="<?php echo $controls; ?>" /><br /> |
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Separate each controller text with a comma (,) |
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</p> |
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<?php |
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} |
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} // end class widget_accesstxt |
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add_action('widgets_init', create_function('', 'return register_widget("widget_accesstxt");')); |
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?> |
