CTextFilter::getFilters() - Code Metrics - Inspection of "prepare to tag v1.2.0" - mosbth/ctextfilter - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e2a82f...9067e5 )

by Mikael

created 2016-02-14 17:39 UTC

CTextFilter::getFilters() A

↳ Parent: CTextFilter

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	4
ccs	0
cts	0
cp	0
rs	10
cc	1
eloc	2
nc	1
nop	0
crap	2

<?php

namespace Mos\TextFilter;

/**
 * Filter and format content.
 *
 */
class CTextFilter
{
    /**
     * Supported filters.
     */
    private $filters = [
        "jsonfrontmatter",
        "yamlfrontmatter",
        "bbcode",
        "clickable",
        "shortcode",
        "markdown",
        "nl2br",
        "purify",
     ];



     /**
      * Current document parsed.
      */
    private $current;



    /**
     * Call each filter.
     *
     * @deprecated deprecated since version 1.2 in favour of parse().
     *
     * @param string       $text    the text to filter.
     * @param string|array $filters as comma separated list of filter,
     *                              or filters sent in as array.
     *
     * @return string the formatted text.
     */
    public function doFilter($text, $filters)
    {
        // Define all valid filters with their callback function.
        $callbacks = [
            'bbcode'    => 'bbcode2html',
            'clickable' => 'makeClickable',
            'shortcode' => 'shortCode',
            'markdown'  => 'markdown',
            'nl2br'     => 'nl2br',
            'purify'    => 'purify',
        ];

        // Make an array of the comma separated string $filters
        if (is_array($filters)) {
            $filter = $filters;
        } else {
            $filters = strtolower($filters);
            $filter = preg_replace('/\s/', '', explode(',', $filters));
        }

        // For each filter, call its function with the $text as parameter.
        foreach ($filter as $key) {

            if (!isset($callbacks[$key])) {
                throw new Exception("The filter '$filters' is not a valid filter string due to '$key'.");
            }
            $text = call_user_func_array([$this, $callbacks[$key]], [$text]);
        }

        return $text;
    }



    /**
     * Return an array of all filters supported.
     *
     * @return array with strings of filters supported.
     */
    public function getFilters()
    {
        return $this->filters;
    }



    /**
     * Check if filter is supported.
     *
     * @param string $filter to use.
     *
     * @throws mos/TextFilter/Exception  when filter does not exists.
     *
     * @return boolean true if filter exists, false othwerwise.
     */
    public function hasFilter($filter)
    {
        return in_array($filter, $this->filters);
    }



    /**
     * Call a specific filter and store its details.
     *
     * @param string $filter to use.
     *
     * @throws mos/TextFilter/Exception  when filter does not exists.
     *
     * @return string the formatted text.
     */
    private function parseFactory($filter)
    {
        // Define single tasks filter with a callback.
        $callbacks = [
            "bbcode"    => "bbcode2html",
            "clickable" => "makeClickable",
            "shortcode" => "shortCode",
            "markdown"  => "markdown",
            "nl2br"     => "nl2br",
            "purify"    => "purify",
        ];

        // Do the specific filter
        $text = $this->current->text;
        switch ($filter) {
            case "jsonfrontmatter":
                $res = $this->jsonFrontMatter($text);
                $this->current->text        = $res["text"];
                $this->current->frontmatter = $res["frontmatter"];
                break;

            case "yamlfrontmatter":
                $res = $this->yamlFrontMatter($text);
                $this->current->text        = $res["text"];
                $this->current->frontmatter = $res["frontmatter"];
                break;

            case "bbcode":
            case "clickable":
            case "shortcode":
            case "markdown":
            case "nl2br":
            case "purify":
                $this->current->text = call_user_func_array(
                    [$this, $callbacks[$filter]],
                    [$text]
                );
                break;

            default:
                throw new Exception("The filter '$filter' is not a valid filter     string.");
        }
    }



    /**
     * Call each filter and return array with details of the formatted content.
     *
     * @param string $text   the text to filter.
     * @param array  $filter array of filters to use.
     *
     * @throws mos/TextFilter/Exception  when filterd does not exists.
     *
     * @return array with the formatted text and additional details.
     */
    public function parse($text, $filter)
    {
        $this->current = new \stdClass();
        $this->current->frontmatter = null;
        $this->current->text = $text;

        foreach ($filter as $key) {
            $this->parseFactory($key);
        }

        return $this->current;
    }



    /**
     * Extract front matter from text.
     *
     * @param string $text       the text to be parsed.
     * @param string $startToken the start token.
     * @param string $stopToken  the stop token.
     *
     * @return array with the formatted text and the front matter.
     */
    private function extractFrontMatter($text, $startToken, $stopToken)
    {
        $tokenLength = strlen($startToken);

        $start = strpos($text, $startToken);
        
        $frontmatter = null;
        if ($start !== false) {
            $stop = strpos($text, $stopToken, $tokenLength - 1);

            if ($stop !== false) {
                $length = $stop - ($start + $tokenLength);

                $frontmatter = substr($text, $start + $tokenLength, $length);
                $textStart = substr($text, 0, $start);
                $text = $textStart . substr($text, $stop + $tokenLength);
            }
        }

        return [$text, $frontmatter
        ];
    }



    /**
     * Extract JSON front matter from text.
     *
     * @param string $text the text to be parsed.
     *
     * @return array with the formatted text and the front matter.
     */
    public function jsonFrontMatter($text)
    {
        list($text, $frontmatter) = $this->extractFrontMatter($text, "{{{\n", "}}}\n");

        if (!empty($frontmatter)) {
            $frontmatter = json_decode($frontmatter, true);

            if (is_null($frontmatter)) {
                throw new Exception("Failed parsing JSON frontmatter.");
            }
        }

        return [
            "text" => $text,
            "frontmatter" => $frontmatter
        ];
    }



    /**
     * Extract YAML front matter from text.
     *
     * @param string $text the text to be parsed.
     *
     * @return array with the formatted text and the front matter.
     */
    public function yamlFrontMatter($text)
    {
        $needle = "---\n";
        list($text, $frontmatter) = $this->extractFrontMatter($text, $needle, $needle);

        if (function_exists("yaml_parse") && !empty($frontmatter)) {
            $frontmatter = yaml_parse($needle . $frontmatter);

            if ($frontmatter === false) {
                throw new Exception("Failed parsing YAML frontmatter.");
            }
        }

        return [
            "text" => $text,
            "frontmatter" => $frontmatter
        ];
    }



    /**
     * Helper, BBCode formatting converting to HTML.
     *
     * @param string $text The text to be converted.
     *
     * @return string the formatted text.
     *
     * @link http://dbwebb.se/coachen/reguljara-uttryck-i-php-ger-bbcode-formattering
     */
    public function bbcode2html($text)
    {
        $search = [
            '/\[b\](.*?)\[\/b\]/is',
            '/\[i\](.*?)\[\/i\]/is',
            '/\[u\](.*?)\[\/u\]/is',
            '/\[img\](https?.*?)\[\/img\]/is',
            '/\[url\](https?.*?)\[\/url\]/is',
            '/\[url=(https?.*?)\](.*?)\[\/url\]/is'
        ];

        $replace = [
            '<strong>$1</strong>',
            '<em>$1</em>',
            '<u>$1</u>',
            '<img src="$1" />',
            '<a href="$1">$1</a>',
            '<a href="$1">$2</a>'
        ];

        return preg_replace($search, $replace, $text);
    }



    /**
     * Make clickable links from URLs in text.
     *
     * @param string $text the text that should be formatted.
     *
     * @return string with formatted anchors.
     *
     * @link http://dbwebb.se/coachen/lat-php-funktion-make-clickable-automatiskt-skapa-klickbara-lankar
     */
    public function makeClickable($text)
    {
        return preg_replace_callback(
            '#\b(?<![href|src]=[\'"])https?://[^\s()<>]+(?:\([\w\d]+\)|([^[:punct:]\s]|/))#',
            function ($matches) {
                return "<a href='{$matches[0]}'>{$matches[0]}</a>";
            },
            $text
        );
    }



    /**
     * Format text according to HTML Purifier.
     *
     * @param string $text that should be formatted.
     *
     * @return string as the formatted html-text.
     */
    public function purify($text)
    {
        $config   = \HTMLPurifier_Config::createDefault();
        $config->set("Cache.DefinitionImpl", null);
        //$config->set('Cache.SerializerPath', '/home/user/absolute/path');

        $purifier = new \HTMLPurifier($config);
    
        return $purifier->purify($text);
    }



    /**
     * Format text according to Markdown syntax.
     *
     * @param string $text the text that should be formatted.
     *
     * @return string as the formatted html-text.
     */
    public function markdown($text)
    {
        return \Michelf\MarkdownExtra::defaultTransform($text);
    }



    /**
     * For convenience access to nl2br
     *
     * @param string $text text to be converted.
     *
     * @return string the formatted text.
     */
    public function nl2br($text)
    {
        return nl2br($text);
    }



    /**
     * Shortcode to to quicker format text as HTML.
     *
     * @param string $text text to be converted.
     *
     * @return string the formatted text.
     */
    public function shortCode($text)
    {
        $patterns = [
            '/\[(FIGURE)[\s+](.+)\]/',
        ];

        return preg_replace_callback(
            $patterns,
            function ($matches) {
                switch ($matches[1]) {

                    case 'FIGURE':
                        return self::ShortCodeFigure($matches[2]);
                        break;
switch ($x) {
    case 1:
        return 'foo';
        break; // This break is not necessary and can be left off.
}

                    default:
                        return "{$matches[1]} is unknown shortcode.";
                }
            },
            $text
        );
    }



    /**
     * Init shortcode handling by preparing the option list to an array, for those using arguments.
     *
     * @param string $options for the shortcode.
     *
     * @return array with all the options.
     */
    public static function shortCodeInit($options)
    {
        preg_match_all('/[a-zA-Z0-9]+="[^"]+"|\S+/', $options, $matches);

        $res = array();
        foreach ($matches[0] as $match) {
            $pos = strpos($match, '=');
            if ($pos === false) {
                $res[$match] = true;
            } else {
                $key = substr($match, 0, $pos);
                $val = trim(substr($match, $pos+1), '"');
                $res[$key] = $val;
            }
        }

        return $res;
    }



    /**
     * Shortcode for <figure>.
     *
     * Usage example: [FIGURE src="img/home/me.jpg" caption="Me" alt="Bild på mig" nolink="nolink"]
     *
     * @param string $options for the shortcode.
     *
     * @return array with all the options.
     */
    public static function shortCodeFigure($options)
    {
        // Merge incoming options with default and expose as variables
        $options= array_merge(
            [
                'id' => null,
                'class' => null,
                'src' => null,
                'title' => null,
                'alt' => null,
                'caption' => null,
                'href' => null,
                'nolink' => false,
            ],
            self::ShortCodeInit($options)
        );
        extract($options, EXTR_SKIP);

        $id = $id ? " id='$id'" : null;
        $class = $class ? " class='figure $class'" : " class='figure'";
        $title = $title ? " title='$title'" : null;

        if (!$alt && $caption) {
            $alt = $caption;
        }

        if (!$href) {
            $pos = strpos($src, '?');
            $href = $pos ? substr($src, 0, $pos) : $src;
        }

        $start = null;
        $end = null;
        if (!$nolink) {
            $start = "<a href='{$href}'>";
            $end = "</a>";
        }

        $html = <<<EOD
<figure{$id}{$class}>
{$start}<img src='{$src}' alt='{$alt}'{$title}/>{$end}
<figcaption markdown=1>{$caption}</figcaption>
</figure>
EOD;

        return $html;
    }
}


1		<?php
2
3		namespace Mos\TextFilter;
4
5		/**
6		* Filter and format content.
7		*
8		*/
9		class CTextFilter
10		{
11		/**
12		* Supported filters.
13		*/
14		private $filters = [
15		"jsonfrontmatter",
16		"yamlfrontmatter",
17		"bbcode",
18		"clickable",
19		"shortcode",
20	10	"markdown",
21		"nl2br",
22		"purify",
23		];
24	10
25	10
26	10
27	10	/**
28	10	* Current document parsed.
29	10	*/
30		private $current;
31
32	10
33	2
34	2	/**
35	8	* Call each filter.
36	8	*
37		* @deprecated deprecated since version 1.2 in favour of parse().
38		*
39		* @param string $text the text to filter.
40	10	* @param string\|array $filters as comma separated list of filter,
41		* or filters sent in as array.
42	10	*
43	1	* @return string the formatted text.
44		*/
45	9	public function doFilter($text, $filters)
46	9	{
47		// Define all valid filters with their callback function.
48	9	$callbacks = [
49		'bbcode' => 'bbcode2html',
50		'clickable' => 'makeClickable',
51		'shortcode' => 'shortCode',
52		'markdown' => 'markdown',
53		'nl2br' => 'nl2br',
54		'purify' => 'purify',
55		];
56
57		// Make an array of the comma separated string $filters
58		if (is_array($filters)) {
59		$filter = $filters;
60		} else {
61		$filters = strtolower($filters);
62	3	$filter = preg_replace('/\s/', '', explode(',', $filters));
63		}
64
65	3	// For each filter, call its function with the $text as parameter.
66	3	foreach ($filter as $key) {
67	3
68	3	if (!isset($callbacks[$key])) {
69	3	throw new Exception("The filter '$filters' is not a valid filter string due to '$key'.");
70		}
71	3	$text = call_user_func_array([$this, $callbacks[$key]], [$text]);
72		}
73
74	3	return $text;
75	3	}
76	3
77	3
78	3
79		/**
80	3	* Return an array of all filters supported.
81		*
82	3	* @return array with strings of filters supported.
83		*/
84		public function getFilters()
85		{
86		return $this->filters;
87		}
88
89
90
91		/**
92		* Check if filter is supported.
93		*
94		* @param string $filter to use.
95		*
96	1	* @throws mos/TextFilter/Exception when filter does not exists.
97		*
98	1	* @return boolean true if filter exists, false othwerwise.
99	1	*/
100		public function hasFilter($filter)
101	1	{
102	1	return in_array($filter, $this->filters);
103		}
104	1
105
106
107		/**
108		* Call a specific filter and store its details.
109		*
110		* @param string $filter to use.
111		*
112		* @throws mos/TextFilter/Exception when filter does not exists.
113		*
114		* @return string the formatted text.
115		*/
116		private function parseFactory($filter)
117		{
118	5	// Define single tasks filter with a callback.
119		$callbacks = [
120	5	"bbcode" => "bbcode2html",
121		"clickable" => "makeClickable",
122		"shortcode" => "shortCode",
123		"markdown" => "markdown",
124		"nl2br" => "nl2br",
125		"purify" => "purify",
126		];
127
128		// Do the specific filter
129		$text = $this->current->text;
130		switch ($filter) {
131		case "jsonfrontmatter":
132	1	$res = $this->jsonFrontMatter($text);
133		$this->current->text = $res["text"];
134	1	$this->current->frontmatter = $res["frontmatter"];
135		break;
136
137		case "yamlfrontmatter":
138		$res = $this->yamlFrontMatter($text);
139		$this->current->text = $res["text"];
140		$this->current->frontmatter = $res["frontmatter"];
141		break;
142
143		case "bbcode":
144		case "clickable":
145		case "shortcode":
146	1	case "markdown":
147		case "nl2br":
148		case "purify":
149	1	$this->current->text = call_user_func_array(
150	1	[$this, $callbacks[$filter]],
151		[$text]
152	1	);
153	1	break;
154	1
155	1	default:
156		throw new Exception("The filter '$filter' is not a valid filter string.");
157	1	}
158	1	}
159
160
161
162		/**
163		* Call each filter and return array with details of the formatted content.
164	1	*
165		* @param string $text the text to filter.
166	1	* @param array $filter array of filters to use.
167		*
168		* @throws mos/TextFilter/Exception when filterd does not exists.
169		*
170		* @return array with the formatted text and additional details.
171		*/
172		public function parse($text, $filter)
173		{
174		$this->current = new \stdClass();
175		$this->current->frontmatter = null;
176		$this->current->text = $text;
177
178	1	foreach ($filter as $key) {
179		$this->parseFactory($key);
180	1	}
181
182	1	return $this->current;
183	1	}
184	1
185	1
186
187		/**
188	1	* Extract front matter from text.
189	1	*
190	1	* @param string $text the text to be parsed.
191		* @param string $startToken the start token.
192	1	* @param string $stopToken the stop token.
193		*
194	1	* @return array with the formatted text and the front matter.
195		*/
196		private function extractFrontMatter($text, $startToken, $stopToken)
197		{
198		$tokenLength = strlen($startToken);
199
200		$start = strpos($text, $startToken);
201
202		$frontmatter = null;
203		if ($start !== false) {
204		$stop = strpos($text, $stopToken, $tokenLength - 1);
205
206		if ($stop !== false) {
207		$length = $stop - ($start + $tokenLength);
208	1
209		$frontmatter = substr($text, $start + $tokenLength, $length);
210		$textStart = substr($text, 0, $start);
211	1	$text = $textStart . substr($text, $stop + $tokenLength);
212		}
213	1	}
214	1
215	1	return [$text, $frontmatter
216	1	];
217	1	}
218	1
219	1
220	1
221	1	/**
222	1	* Extract JSON front matter from text.
223	1	*
224	1	* @param string $text the text to be parsed.
225		*
226	1	* @return array with the formatted text and the front matter.
227	1	*/
228	1	public function jsonFrontMatter($text)
229		{
230	1	list($text, $frontmatter) = $this->extractFrontMatter($text, "{{{\n", "}}}\n");
231	1
232	1	if (!empty($frontmatter)) {
233		$frontmatter = json_decode($frontmatter, true);
234	1
235	1	if (is_null($frontmatter)) {
236	1	throw new Exception("Failed parsing JSON frontmatter.");
237	1	}
238		}
239	1
240	1	return [
241	1	"text" => $text,
242	1	"frontmatter" => $frontmatter
243	1	];
244	1	}
245
246
247	1
248	1	/**
249	1	* Extract YAML front matter from text.
250	1	*
251	1	* @param string $text the text to be parsed.
252		*
253	1	* @return array with the formatted text and the front matter.
254		*/
255		public function yamlFrontMatter($text)
256		{
257		$needle = "---\n";
258		list($text, $frontmatter) = $this->extractFrontMatter($text, $needle, $needle);
259
260		if (function_exists("yaml_parse") && !empty($frontmatter)) {
261		$frontmatter = yaml_parse($needle . $frontmatter);
262
263		if ($frontmatter === false) {
264		throw new Exception("Failed parsing YAML frontmatter.");
265		}
266		}
267
268		return [
269		"text" => $text,
270		"frontmatter" => $frontmatter
271		];
272		}
273
274
275
276		/**
277		* Helper, BBCode formatting converting to HTML.
278		*
279		* @param string $text The text to be converted.
280		*
281		* @return string the formatted text.
282		*
283		* @link http://dbwebb.se/coachen/reguljara-uttryck-i-php-ger-bbcode-formattering
284		*/
285		public function bbcode2html($text)
286		{
287		$search = [
288		'/\[b\](.*?)\[\/b\]/is',
289		'/\[i\](.*?)\[\/i\]/is',
290		'/\[u\](.*?)\[\/u\]/is',
291		'/\[img\](https?.*?)\[\/img\]/is',
292		'/\[url\](https?.*?)\[\/url\]/is',
293		'/\[url=(https?.?)\](.?)\[\/url\]/is'
294		];
295
296		$replace = [
297		'<strong>$1</strong>',
298		'<em>$1</em>',
299		'<u>$1</u>',
300		'<img src="$1" />',
301		'<a href="$1">$1</a>',
302		'<a href="$1">$2</a>'
303		];
304
305		return preg_replace($search, $replace, $text);
306		}
307
308
309
310		/**
311		* Make clickable links from URLs in text.
312		*
313		* @param string $text the text that should be formatted.
314		*
315		* @return string with formatted anchors.
316		*
317		* @link http://dbwebb.se/coachen/lat-php-funktion-make-clickable-automatiskt-skapa-klickbara-lankar
318		*/
319		public function makeClickable($text)
320		{
321		return preg_replace_callback(
322		'#\b(?<![href\|src]=[\'"])https?://[^\s()<>]+(?:\([\w\d]+\)\|([^[:punct:]\s]\|/))#',
323		function ($matches) {
324		return "<a href='{$matches[0]}'>{$matches[0]}</a>";
325		},
326		$text
327		);
328		}
329
330
331
332		/**
333		* Format text according to HTML Purifier.
334		*
335		* @param string $text that should be formatted.
336		*
337		* @return string as the formatted html-text.
338		*/
339		public function purify($text)
340		{
341		$config = \HTMLPurifier_Config::createDefault();
342		$config->set("Cache.DefinitionImpl", null);
343		//$config->set('Cache.SerializerPath', '/home/user/absolute/path');
344
345		$purifier = new \HTMLPurifier($config);
346
347		return $purifier->purify($text);
348		}
349
350
351
352		/**
353		* Format text according to Markdown syntax.
354		*
355		* @param string $text the text that should be formatted.
356		*
357		* @return string as the formatted html-text.
358		*/
359		public function markdown($text)
360		{
361		return \Michelf\MarkdownExtra::defaultTransform($text);
362		}
363
364
365
366		/**
367		* For convenience access to nl2br
368		*
369		* @param string $text text to be converted.
370		*
371		* @return string the formatted text.
372		*/
373		public function nl2br($text)
374		{
375		return nl2br($text);
376		}
377
378
379
380		/**
381		* Shortcode to to quicker format text as HTML.
382		*
383		* @param string $text text to be converted.
384		*
385		* @return string the formatted text.
386		*/
387		public function shortCode($text)
388		{
389		$patterns = [
390		'/\[(FIGURE)[\s+](.+)\]/',
391		];
392
393		return preg_replace_callback(
394		$patterns,
395		function ($matches) {
396		switch ($matches[1]) {
397
398		case 'FIGURE':
399		return self::ShortCodeFigure($matches[2]);
400		break;
		0 ignored issues – show Unused Code introduced 2016-01-11 16:28 UTC by Report Bug Copy Issue Report `break` is not strictly necessary here and could be removed. The `break` statement is not necessary if it is preceded for example by a `return` statement: switch ($x) { case 1: return 'foo'; break; // This break is not necessary and can be left off. } If you would like to keep this construct to be consistent with other `case` statements, you can safely mark this issue as a false-positive. Loading history...
401
402		default:
403		return "{$matches[1]} is unknown shortcode.";
404		}
405		},
406		$text
407		);
408		}
409
410
411
412		/**
413		* Init shortcode handling by preparing the option list to an array, for those using arguments.
414		*
415		* @param string $options for the shortcode.
416		*
417		* @return array with all the options.
418		*/
419		public static function shortCodeInit($options)
420		{
421		preg_match_all('/[a-zA-Z0-9]+="[^"]+"\|\S+/', $options, $matches);
422
423		$res = array();
424		foreach ($matches[0] as $match) {
425		$pos = strpos($match, '=');
426		if ($pos === false) {
427		$res[$match] = true;
428		} else {
429		$key = substr($match, 0, $pos);
430		$val = trim(substr($match, $pos+1), '"');
431		$res[$key] = $val;
432		}
433		}
434
435		return $res;
436		}
437
438
439
440		/**
441		* Shortcode for <figure>.
442		*
443		* Usage example: [FIGURE src="img/home/me.jpg" caption="Me" alt="Bild på mig" nolink="nolink"]
444		*
445		* @param string $options for the shortcode.
446		*
447		* @return array with all the options.
448		*/
449		public static function shortCodeFigure($options)
450		{
451		// Merge incoming options with default and expose as variables
452		$options= array_merge(
453		[
454		'id' => null,
455		'class' => null,
456		'src' => null,
457		'title' => null,
458		'alt' => null,
459		'caption' => null,
460		'href' => null,
461		'nolink' => false,
462		],
463		self::ShortCodeInit($options)
464		);
465		extract($options, EXTR_SKIP);
466
467		$id = $id ? " id='$id'" : null;
468		$class = $class ? " class='figure $class'" : " class='figure'";
469		$title = $title ? " title='$title'" : null;
470
471		if (!$alt && $caption) {
472		$alt = $caption;
473		}
474
475		if (!$href) {
476		$pos = strpos($src, '?');
477		$href = $pos ? substr($src, 0, $pos) : $src;
478		}
479
480		$start = null;
481		$end = null;
482		if (!$nolink) {
483		$start = "<a href='{$href}'>";
484		$end = "</a>";
485		}
486
487		$html = <<<EOD
488		<figure{$id}{$class}>
489		{$start}<img src='{$src}' alt='{$alt}'{$title}/>{$end}
490		<figcaption markdown=1>{$caption}</figcaption>
491		</figure>
492		EOD;
493
494		return $html;
495		}
496		}
497

mosbth / ctextfilter

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