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1 <?php |
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2 /* |
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3 Plugin Name: Executable PHP widget |
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4 Plugin URI: http://wordpress.org/extend/plugins/php-code-widget/ |
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5 Description: Like the Text widget, but it will take PHP code as well. Heavily derived from the Text widget code in WordPress. |
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6 Author: Otto |
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7 Version: 2.1 |
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8 Author URI: http://ottodestruct.com |
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9 |
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10 Copyright 2009 Samuel Wood (email : otto@ottodestruct.com) |
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11 |
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12 This program is free software; you can redistribute it and/or modify |
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13 it under the terms of the GNU General Public License version 2, |
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14 as published by the Free Software Foundation. |
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15 |
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16 You may NOT assume that you can use any other version of the GPL. |
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17 |
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18 This program is distributed in the hope that it will be useful, |
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19 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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21 GNU General Public License for more details. |
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22 |
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23 The license for this software can likely be found here: |
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24 http://www.gnu.org/licenses/gpl-2.0.html |
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25 |
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26 */ |
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27 |
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28 class PHP_Code_Widget extends WP_Widget { |
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29 |
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30 function PHP_Code_Widget() { |
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31 $widget_ops = array('classname' => 'widget_execphp', 'description' => __('Arbitrary text, HTML, or PHP Code')); |
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32 $control_ops = array('width' => 400, 'height' => 350); |
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33 $this->WP_Widget('execphp', __('PHP Code'), $widget_ops, $control_ops); |
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34 } |
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35 |
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36 function widget( $args, $instance ) { |
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37 extract($args); |
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38 $title = apply_filters( 'widget_title', empty($instance['title']) ? '' : $instance['title'], $instance ); |
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39 $text = apply_filters( 'widget_execphp', $instance['text'], $instance ); |
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40 echo $before_widget; |
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41 if ( !empty( $title ) ) { echo $before_title . $title . $after_title; } |
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42 ob_start(); |
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43 eval('?>'.$text); |
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44 $text = ob_get_contents(); |
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45 ob_end_clean(); |
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46 ?> |
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47 <div class="execphpwidget"><?php echo $instance['filter'] ? wpautop($text) : $text; ?></div> |
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48 <?php |
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49 echo $after_widget; |
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50 } |
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51 |
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52 function update( $new_instance, $old_instance ) { |
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53 $instance = $old_instance; |
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54 $instance['title'] = strip_tags($new_instance['title']); |
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55 if ( current_user_can('unfiltered_html') ) |
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56 $instance['text'] = $new_instance['text']; |
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57 else |
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58 $instance['text'] = stripslashes( wp_filter_post_kses( $new_instance['text'] ) ); |
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59 $instance['filter'] = isset($new_instance['filter']); |
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60 return $instance; |
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61 } |
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62 |
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63 function form( $instance ) { |
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64 $instance = wp_parse_args( (array) $instance, array( 'title' => '', 'text' => '' ) ); |
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65 $title = strip_tags($instance['title']); |
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66 $text = format_to_edit($instance['text']); |
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67 ?> |
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68 <p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:'); ?></label> |
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69 <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" /></p> |
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70 |
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71 <textarea class="widefat" rows="16" cols="20" id="<?php echo $this->get_field_id('text'); ?>" name="<?php echo $this->get_field_name('text'); ?>"><?php echo $text; ?></textarea> |
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72 |
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73 <p><input id="<?php echo $this->get_field_id('filter'); ?>" name="<?php echo $this->get_field_name('filter'); ?>" type="checkbox" <?php checked(isset($instance['filter']) ? $instance['filter'] : 0); ?> /> <label for="<?php echo $this->get_field_id('filter'); ?>"><?php _e('Automatically add paragraphs.'); ?></label></p> |
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74 <?php |
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75 } |
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76 } |
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77 |
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78 add_action('widgets_init', create_function('', 'return register_widget("PHP_Code_Widget");')); |