Repository navigation
Expand file tree
/
Copy path_wacko.plugin.php
More file actions
308 lines (267 loc) · 7.47 KB
/
Copy path_wacko.plugin.php
File metadata and controls
308 lines (267 loc) · 7.47 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
<?php
/**
* This file implements the Wacko plugin for b2evolution
*
* Wacko style formatting
*
* b2evolution - {@link http://b2evolution.net/}
* Released under GNU GPL License - {@link http://b2evolution.net/about/gnu-gpl-license}
* @copyright (c)2003-2015 by Francois Planque - {@link http://fplanque.com/}
*
* @package plugins
* @ignore
*/
if( !defined('EVO_MAIN_INIT') ) die( 'Please, do not access this page directly.' );
/**
* @package plugins
*/
class wacko_plugin extends Plugin
{
var $code = 'b2evWcko';
var $name = 'Wacko formatting';
var $priority = 30;
var $version = '5.0.0';
var $group = 'rendering';
var $short_desc;
var $long_desc;
var $help_topic = 'wacko-plugin';
var $number_of_installs = 1;
/**
* GreyMatter formatting search array
*
* @access private
*/
var $search = array(
'#( ^ | [\s\S] ) ====== (.+?) ====== #x',
'#( ^ | [\s\S] ) ===== (.+?) ===== #x',
'#( ^ | [\s\S] ) ==== (.+?) ==== #x',
'#( ^ | [\s\S] ) === (.+?) === #x',
'#( ^ | [\s\S] ) == (.+?) == #x',
'#^ \s* --- \s* $#xm', // multiline start/stop checking
);
/**
* HTML replace array
*
* @access private
*/
var $replace = array(
'$1<h6>$2</h6>',
'$1<h5>$2</h5>',
'$1<h4>$2</h4>',
'$1<h3>$2</h3>',
'$1<h2>$2</h2>',
'<hr />',
);
/**
* Minimum heading level
*/
var $min_h_level = 2;
/**
* Init
*/
function PluginInit( & $params )
{
$this->short_desc = T_('Wacko style formatting');
$this->long_desc = T_('Accepted formats:<br />
== h2 ==<br />
=== h3 ===<br />
==== h4 ====<br />
===== h5 =====<br />
====== h6 ======<br />
--- (horizontal rule)<br />
%%%codeblock%%%<br />');
}
/**
* Define here default collection/blog settings that are to be made available in the backoffice.
*
* @param array Associative array of parameters.
* @return array See {@link Plugin::get_coll_setting_definitions()}.
*/
function get_coll_setting_definitions( & $params )
{
$default_params = array_merge( $params, array( 'default_post_rendering' => 'opt-in' ) );
return array_merge( parent::get_coll_setting_definitions( $default_params ),
array(
'min_h_level' => array(
'label' => T_( 'Top Heading Level' ),
'type' => 'integer',
'size' => 1,
'maxlength' => 1,
'note' => T_( 'This plugin will adjust headings so they always start at the level you want: 2 for <H2>, 3 for <H3>, etc.' ),
'defaultvalue' => 2,
'valid_range' => array(
'min' => 2, // from <h2>
'max' => 6, // to <h6>
),
),
)
);
}
/**
* Perform rendering
*
* @param array Associative array of parameters
* 'data': the data (by reference). You probably want to modify this.
* 'format': see {@link format_to_output()}. Only 'htmlbody' and 'entityencoded' will arrive here.
* @return boolean true if we can render something for the required output format
*/
function RenderItemAsHtml( & $params )
{
$content = & $params['data'];
if( !empty( $params['Item'] ) )
{ // Get Item from params
$Item = & $params['Item'];
}
elseif( !empty( $params['Comment'] ) )
{ // Get Item from Comment
$Comment = & $params['Comment'];
$Item = & $Comment->get_Item();
}
if( ! empty( $Item ) )
{ // We are rendering Item or Comment now, Get a setting depending on Blog
$item_Blog = & $Item->get_Blog();
$this->min_h_level = $this->get_coll_setting( 'min_h_level', $item_Blog );
}
if( $this->min_h_level > 2 && $this->min_h_level <= 6 )
{ // Restrict <h_> tags by minimum heading level
foreach( $this->replace as $r => $replace )
{ // Do replace
$this->replace[ $r ] = preg_replace_callback( '#([^<]*<)(h[2-6])(>[^<]*</)\2(>)#i',
array( $this, 'restrict_min_h_level' ), $replace );
}
}
$content = replace_content_outcode( $this->search, $this->replace, $content );
// Find bullet lists
if( stristr( $content, '<code' ) !== false || stristr( $content, '<pre' ) !== false )
{ // Call replace_content() on everything outside code/pre:
$content = callback_on_non_matching_blocks( $content,
'~<(code|pre)[^>]*>.*?</\1>~is',
array( $this, 'find_bullet_lists' ) );
}
else
{ // No code/pre blocks, replace on the whole thing
$content = $this->find_bullet_lists( $content );
}
return true;
}
/**
* Restrict <h_> tags by minimum heading level
*
* @param array Match array
* @return string
*/
function restrict_min_h_level( $match )
{
$h_tag = $match[2];
$h_tag_level = substr( $match[2], 1 );
$h_tag_level += $this->min_h_level - 2;
if( $h_tag_level > 6 )
{ // Max level is 6
$h_tag_level = 6;
}
return $match[1].'h'.$h_tag_level.$match[3].'h'.$h_tag_level.$match[4];
}
/**
* Find bullet lists
*
* @param string Content
* @return string Content
*/
function find_bullet_lists( $content )
{
// Find and parse the code blocks to html view
$content = $this->escape_codeblock( $content );
$lines = explode( "\n", $content );
$lines_count = count( $lines );
$lists = array();
$current_depth = 0;
$content = '';
foreach( $lines as $l => $line )
{
if( ! preg_match( '#^ /s $#xm', $line ) )
{ // If not blank line
$matches = array();
if( preg_match( '#^(( )+)\*(.*)$#m', $line, $matches ) )
{ // We have a list item
$req_depth = strlen( $matches[1] ) / 2;
while( $current_depth < $req_depth )
{ // We must indent
$content .= "<ul>\n";
array_push( $lists, 'ul' );
$current_depth++;
}
while( $current_depth > $req_depth )
{ // We must close lists
$content .= '</'.array_pop( $lists ).">\n";
$current_depth--;
}
$content .= $matches[1].'<li>'.$matches[3]."</li>\n";
continue;
}
if( preg_match( '#^(( )+)([0-9]+)(.*)$#m', $line, $matches ) )
{ // We have an ordered list item
$req_depth = strlen( $matches[1] ) / 2;
while( $current_depth < $req_depth )
{ // We must indent
$content .= '<ol start="'.$matches[3].'">'."\n";
array_push( $lists, 'ol' );
$current_depth++;
}
while( $current_depth > $req_depth )
{ // We must close lists
$content .= '</'.array_pop( $lists ).">\n";
$current_depth--;
}
$content .= $matches[1].'<li>'.$matches[4]."</li>\n";
continue;
}
// Normal line.
if( $current_depth )
{ // We must go back to 0
$content .= '</'.implode( ">\n</", $lists ).">\n";
$lists = array();
$current_depth = 0;
}
$content .= $line;
if( $l < $lines_count - 1 )
{ // Don't append a newline at the end, because it will create an unnecessary newline that didn't exist in source content
$content .= "\n";
}
}
}
if( $current_depth )
{ // We must go back to 0
$content .= '</'.implode( ">\n</", $lists ).">\n";
}
return $content;
}
/**
* Parse code blocks to html view
*
* @param string Content
* @param string
*/
function escape_codeblock( $content )
{
$search = '/ %%%
( \s*? \n )? # Eat optional blank line after %%%
(.+?)
( \n \s*? )? # Eat optional blank line before %%%
%%%
/sx'; // %%%escaped codeblock%%%
return preg_replace_callback( $search, array( $this, 'escape_codeblock_callback' ), $content );
}
/**
* Callback function for code block parsing
*
* @param array Result of preg_replace function, @see $this->escape_codeblock()
* @return string
*/
function escape_codeblock_callback( $match )
{
return '<div class="codeblock"><pre><code>'
.htmlspecialchars( stripslashes( $match[2] ), ENT_NOQUOTES )
.'</code></pre></div>';
}
}
?>