codecolorer / codecolorer.php

codecolorer.php in CodeColorer 0.9.3, at codecolorer.php

244 lines 8.8 KB

Raw Download Zip

1	<?php
2	/*
3	Plugin Name: CodeColorer
4	Plugin URI: http://kpumuk.info/projects/wordpress-plugins/codecolorer/
5	Description: This plugin allows you to insert code snippets to your posts with nice syntax highlighting powered by <a href="http://qbnz.com/highlighter/">GeSHi</a> library. After enabling this plugin visit <a href="options-general.php?page=codecolorer.php">the options page</a> to configure code style.
6	Version: 0.9.3
7	Author: Dmytro Shteflyuk
8	Author URI: http://kpumuk.info/
9	Text Domain: codecolorer
10	Domain Path: /languages/
11	*/
12	/*
13	Copyright 2006 - 2009 Dmytro Shteflyuk <kpumuk@kpumuk.info>
14
15	This program is free software; you can redistribute it and/or modify
16	it under the terms of the GNU General Public License as published by
17	the Free Software Foundation; either version 2 of the License, or
18	(at your option) any later version.
19
20	This program is distributed in the hope that it will be useful,
21	but WITHOUT ANY WARRANTY; without even the implied warranty of
22	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23	GNU General Public License for more details.
24
25	You should have received a copy of the GNU General Public License
26	along with this program; if not, write to the Free Software
27	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28	*/
29
30	/**
31	* Doesn't work if PHP version is not 4.0.6 or higher
32	*/
33	if (version_compare(phpversion(), '4.0.6', '<')) {
34	return;
35	}
36
37	define('CODECOLORER_VERSION', '0.9.3');
38
39	/**
40	* Loader class for the CodeColorer plugin
41	*/
42	class CodeColorerLoader {
43	/**
44	* Enables the CodeColorer plugin with registering all required hooks.
45	*/
46	function Enable() {
47	$path = dirname(__FILE__);
48	if (!file_exists("$path/codecolorer-core.php")) return false;
49	require_once("$path/codecolorer-core.php");
50
51	// Add some default options if they don't exist
52	add_option('codecolorer_css_style', '');
53	add_option('codecolorer_lines_to_scroll', 20);
54	add_option('codecolorer_width', 435);
55	add_option('codecolorer_height', 300);
56	add_option('codecolorer_rss_width', 435);
57	add_option('codecolorer_line_numbers', false);
58	add_option('codecolorer_disable_keyword_linking', false);
59	add_option('codecolorer_tab_size', 4);
60	add_option('codecolorer_theme', '');
61	add_option('codecolorer_inline_theme', '');
62
63	// Two more options to disable notifications
64	add_option('codecolorer_language_notification', true);
65	add_option('codecolorer_concurrent_notification', true);
66
67	// Admin panel initialization
68	add_action('admin_init', array('CodeColorerLoader', 'AdminInit'));
69
70	// Add plugin options page
71	add_action('admin_menu', array('CodeColorerLoader', 'AddPluginOptionsPage'));
72
73	// Load CodeColorer styles on admin pages
74	add_action('admin_head', array('CodeColorerLoader', 'LoadStyles'));
75
76	// Show notice when another GeSHi library found
77	if (get_option('codecolorer_concurrent_notification')) {
78	add_action('admin_notices', array('CodeColorerLoader', 'CallShowGeshiWarning'));
79	}
80
81	// Load CodeColorer styles on regular pages
82	add_action('wp_head', array('CodeColorerLoader', 'LoadStyles'));
83
84	// Add action links
85	add_action('plugin_action_links_' . plugin_basename(__FILE__), array('CodeColorerLoader', 'AddPluginActions'));
86
87	// Add meta links
88	add_filter('plugin_row_meta', array('CodeColorerLoader', 'AddPluginLinks'), 10, 2);
89
90	// Code highlighting filters
91	add_filter('the_content', array('CodeColorerLoader', 'CallBeforeHighlightCodeBlock'), -1000);
92	add_filter('the_content', array('CodeColorerLoader', 'CallAfterHighlightCodeBlock'), 1000);
93	add_filter('the_excerpt', array('CodeColorerLoader', 'CallBeforeHighlightCodeBlock'), -1000);
94	add_filter('the_excerpt', array('CodeColorerLoader', 'CallAfterHighlightCodeBlock'), 1000);
95	add_filter('comment_text', array('CodeColorerLoader', 'CallBeforeHighlightCodeBlock'), -1000);
96	add_filter('comment_text', array('CodeColorerLoader', 'CallAfterHighlightCodeBlock'), 1000);
97
98	// Code protection filters
99	add_filter('pre_comment_content', array('CodeColorerLoader', 'CallBeforeProtectComment'), -1000);
100	add_filter('pre_comment_content', array('CodeColorerLoader', 'CallAfterProtectComment'), 1000);
101
102	return true;
103	}
104
105	function AdminInit() {
106	$plugin_dir = basename(dirname(__FILE__));
107	load_plugin_textdomain('codecolorer', false, "$plugin_dir/languages");
108
109	if (!class_exists('CodeColorerOptions')) {
110	$path = dirname(__FILE__);
111	if (!file_exists("$path/codecolorer-options.php")) return false;
112	require_once("$path/codecolorer-options.php");
113	}
114
115	// Register out options so WordPress knows about them
116	register_setting('codecolorer', 'codecolorer_css_style', '');
117	register_setting('codecolorer', 'codecolorer_lines_to_scroll', 'intval');
118	register_setting('codecolorer', 'codecolorer_width', '');
119	register_setting('codecolorer', 'codecolorer_height', '');
120	register_setting('codecolorer', 'codecolorer_rss_width', '');
121	register_setting('codecolorer', 'codecolorer_line_numbers', '');
122	register_setting('codecolorer', 'codecolorer_disable_keyword_linking', array('CodeColorerOptions', 'SanitizeBoolean'));
123	register_setting('codecolorer', 'codecolorer_tab_size', 'intval');
124	register_setting('codecolorer', 'codecolorer_theme', '');
125	register_setting('codecolorer', 'codecolorer_inline_theme', '');
126
127	// Scripts
128	if (current_user_can('edit_posts') \|\| current_user_can('edit_pages')) {
129	// Quick tags
130	add_action('wp_print_scripts', array('CodeColorerLoader', 'RegisterQuicktag'));
131
132	// TinyMCE
133	// temporarily disabled
134	// if (get_user_option('rich_editing') == 'true') {
135	// add_filter('mce_external_plugins', array('CodeColorerLoader', 'AddTinyMCEPlugin'));
136	// add_filter('mce_buttons', array('CodeColorerLoader', 'RegisterTinyMCEButton'));
137	// }
138	}
139	}
140
141	function LoadStyles() {
142	$css_url = plugins_url(basename(dirname(__FILE__)) . '/codecolorer.css');
143	echo "<link rel=\"stylesheet\" href=\"$css_url\" type=\"text/css\" />\n";
144	$styles = trim(get_option('codecolorer_css_style'));
145	if (!empty($styles)) {
146	echo "<style type=\"text/css\">$styles</style>\n";
147	}
148	}
149
150	function AddPluginOptionsPage() {
151	if (function_exists('add_options_page')) {
152	add_options_page('CodeColorer', 'CodeColorer', 8, 'codecolorer.php', array('CodeColorerLoader', 'CallShowOptionsPage'));
153	}
154	}
155
156	function AddPluginActions($links) {
157	$new_links = array();
158
159	$new_links[] = '<a href="options-general.php?page=codecolorer.php">' . __('Settings', 'codecolorer') . '</a>';
160
161	return array_merge($new_links, $links);
162	}
163
164	function AddPluginLinks($links, $file) {
165	if ($file == basename(dirname(__FILE__)) . '/' . basename(__FILE__)) {
166	$links[] = '<a href="http://kpumuk.info/projects/wordpress-plugins/codecolorer/#faq">' . __('FAQ', 'codecolorer') . '</a>';
167	$links[] = '<a href="http://kpumuk.info/projects/wordpress-plugins/codecolorer/#support">' . __('Support', 'codecolorer') . '</a>';
168	}
169	return $links;
170	}
171
172	function RegisterQuicktag() {
173	if (is_admin()) {
174	wp_enqueue_script('jquery');
175	$url = plugins_url(basename(dirname(__FILE__)) . '/js/quicktags.js');
176	wp_enqueue_script('codecolorer', $url, array('jquery'), CODECOLORER_VERSION, true);
177	wp_localize_script('codecolorer', 'codeColorerL10n', array(
178	'enterLanguage' => __('Enter Language')
179	));
180	}
181	}
182
183	function RegisterTinyMCEButton($buttons) {
184	array_push($buttons, 'separator', 'codecolorer');
185	return $buttons;
186	}
187
188	function AddTinyMCEPlugin($plugins) {
189	$url = plugins_url(basename(dirname(__FILE__)) . '/js/tinymce_plugin.js');
190	$plugins['codecolorer'] = $url;
191	return $plugins;
192	}
193
194	function CallShowOptionsPage() {
195	$cc = &CodeColorer::GetInstance();
196	if (null !== $cc) {
197	$cc->ShowOptionsPage();
198	}
199	}
200
201	function CallShowGeshiWarning() {
202	$cc = &CodeColorer::GetInstance();
203	if (null !== $cc) {
204	$cc->ShowGeshiWarning();
205	}
206	}
207
208	function CallBeforeHighlightCodeBlock($content) {
209	$cc = &CodeColorer::GetInstance();
210	if (null !== $cc) {
211	return $cc->BeforeHighlightCodeBlock($content);
212	}
213	return $content;
214	}
215
216	function CallAfterHighlightCodeBlock($content) {
217	$cc = &CodeColorer::GetInstance();
218	if (null !== $cc) {
219	return $cc->AfterHighlightCodeBlock($content);
220	}
221	return $content;
222	}
223
224	function CallBeforeProtectComment($content) {
225	$cc = &CodeColorer::GetInstance();
226	if (null !== $cc) {
227	return $cc->BeforeProtectComment($content);
228	}
229	return $content;
230	}
231
232	function CallAfterProtectComment($content) {
233	$cc = &CodeColorer::GetInstance();
234	if (null !== $cc) {
235	return $cc->AfterProtectComment($content);
236	}
237	return $content;
238	}
239	}
240
241	CodeColorerLoader::Enable();
242
243	?>
244