js.php ➔ js_out() - Code Metrics - Inspection of "after insert external link, reset to parent namesp..." - splitbrain/dokuwiki - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — linkwizexternallinks ( 297d27...99f0dd )

by Gerrit

created 2016-05-02 20:46 UTC

js.php ➔ js_out() F

↳ Parent: Project

Complexity

Conditions	17
Paths	2176

Size

Total Lines	128
Code Lines	81

Duplication

Lines	0
Ratio	0 %

Metric	Value
cc	17
eloc	81
nc	2176
nop	0
dl	0
loc	128
rs	2

How to fix Long Method Complexity

<?php
/**
 * DokuWiki JavaScript creator
 *
 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 * @author     Andreas Gohr <[email protected]>
 */

if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/../../');
if(!defined('NOSESSION')) define('NOSESSION',true); // we do not use a session or authentication here (better caching)
if(!defined('NL')) define('NL',"\n");
if(!defined('DOKU_DISABLE_GZIP_OUTPUT')) define('DOKU_DISABLE_GZIP_OUTPUT',1); // we gzip ourself here
require_once(DOKU_INC.'inc/init.php');

// Main (don't run when UNIT test)
if(!defined('SIMPLE_TEST')){
    header('Content-Type: application/javascript; charset=utf-8');
    js_out();
}


// ---------------------- functions ------------------------------

/**
 * Output all needed JavaScript
 *
 * @author Andreas Gohr <[email protected]>
 */
function js_out(){
    global $conf;
    global $lang;
    global $config_cascade;
    global $INPUT;

    // decide from where to get the template
    $tpl = trim(preg_replace('/[^\w-]+/','',$INPUT->str('t')));
    if(!$tpl) $tpl = $conf['template'];

    // The generated script depends on some dynamic options
    $cache = new cache('scripts'.$_SERVER['HTTP_HOST'].$_SERVER['SERVER_PORT'].DOKU_BASE.$tpl,'.js');
    $cache->_event = 'JS_CACHE_USE';


    // load minified version for some files
    $min = $conf['compress'] ? '.min' : '';

    // array of core files
    $files = array(
                DOKU_INC."lib/scripts/jquery/jquery$min.js",
                DOKU_INC.'lib/scripts/jquery/jquery.cookie.js',
                DOKU_INC."lib/scripts/jquery/jquery-ui$min.js",
                DOKU_INC."lib/scripts/jquery/jquery-migrate$min.js",
                DOKU_INC.'inc/lang/'.$conf['lang'].'/jquery.ui.datepicker.js',
                DOKU_INC."lib/scripts/fileuploader.js",
                DOKU_INC."lib/scripts/fileuploaderextended.js",
                DOKU_INC.'lib/scripts/helpers.js',
                DOKU_INC.'lib/scripts/delay.js',
                DOKU_INC.'lib/scripts/cookie.js',
                DOKU_INC.'lib/scripts/script.js',
                DOKU_INC.'lib/scripts/qsearch.js',
                DOKU_INC.'lib/scripts/tree.js',
                DOKU_INC.'lib/scripts/index.js',
                DOKU_INC.'lib/scripts/textselection.js',
                DOKU_INC.'lib/scripts/toolbar.js',
                DOKU_INC.'lib/scripts/edit.js',
                DOKU_INC.'lib/scripts/editor.js',
                DOKU_INC.'lib/scripts/locktimer.js',
                DOKU_INC.'lib/scripts/linkwiz.js',
                DOKU_INC.'lib/scripts/media.js',
                DOKU_INC.'lib/scripts/compatibility.js',
# disabled for FS#1958                DOKU_INC.'lib/scripts/hotkeys.js',
                DOKU_INC.'lib/scripts/behaviour.js',
                DOKU_INC.'lib/scripts/page.js',
                tpl_incdir($tpl).'script.js',
            );

    // add possible plugin scripts and userscript
    $files   = array_merge($files,js_pluginscripts());
    if(!empty($config_cascade['userscript']['default'])) {
        foreach($config_cascade['userscript']['default'] as $userscript) {
            $files[] = $userscript;
        }
    }

    $cache_files = array_merge($files, getConfigFiles('main'));
    $cache_files[] = __FILE__;

    // check cache age & handle conditional request
    // This may exit if a cache can be used
    $cache_ok = $cache->useCache(array('files' => $cache_files));
    http_cached($cache->cache, $cache_ok);

    // start output buffering and build the script
    ob_start();

    $json = new JSON();
    // add some global variables
    print "var DOKU_BASE   = '".DOKU_BASE."';";
    print "var DOKU_TPL    = '".tpl_basedir($tpl)."';";
    print "var DOKU_COOKIE_PARAM = " . $json->encode(
            array(
                 'path' => empty($conf['cookiedir']) ? DOKU_REL : $conf['cookiedir'],
                 'secure' => $conf['securecookie'] && is_ssl()
            )).";";
    // FIXME: Move those to JSINFO
    print "var DOKU_UHN    = ".((int) useHeading('navigation')).";";
    print "var DOKU_UHC    = ".((int) useHeading('content')).";";

    // load JS specific translations
    $lang['js']['plugins'] = js_pluginstrings();
    $templatestrings = js_templatestrings($tpl);
    if(!empty($templatestrings)) {
        $lang['js']['template'] = $templatestrings;
    }
    echo 'LANG = '.$json->encode($lang['js']).";\n";

    // load toolbar
    toolbar_JSdefines('toolbar');

    // load files
    foreach($files as $file){
        if(!file_exists($file)) continue;
        $ismin = (substr($file,-7) == '.min.js');
        $debugjs = ($conf['allowdebug'] && strpos($file, DOKU_INC.'lib/scripts/') !== 0);

        echo "\n\n/* XXXXXXXXXX begin of ".str_replace(DOKU_INC, '', $file) ." XXXXXXXXXX */\n\n";
        if($ismin) echo "\n/* BEGIN NOCOMPRESS */\n";
        if ($debugjs) echo "\ntry {\n";
        js_load($file);
        if ($debugjs) echo "\n} catch (e) {\n   logError(e, '".str_replace(DOKU_INC, '', $file)."');\n}\n";
        if($ismin) echo "\n/* END NOCOMPRESS */\n";
        echo "\n\n/* XXXXXXXXXX end of " . str_replace(DOKU_INC, '', $file) . " XXXXXXXXXX */\n\n";
    }

    // init stuff
    if($conf['locktime'] != 0){
        js_runonstart("dw_locktimer.init(".($conf['locktime'] - 60).",".$conf['usedraft'].")");
    }
    // init hotkeys - must have been done after init of toolbar
# disabled for FS#1958    js_runonstart('initializeHotkeys()');

    // end output buffering and get contents
    $js = ob_get_contents();
    ob_end_clean();

    // strip any source maps
    stripsourcemaps($js);

    // compress whitespace and comments
    if($conf['compress']){
        $js = js_compress($js);
    }

    $js .= "\n"; // https://bugzilla.mozilla.org/show_bug.cgi?id=316033

    http_cached_finish($cache->cache, $js);
}

/**
 * Load the given file, handle include calls and print it
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string $file filename path to file
 */
function js_load($file){
    if(!file_exists($file)) return;
    static $loaded = array();

    $data = io_readFile($file);
    while(preg_match('#/\*\s*DOKUWIKI:include(_once)?\s+([\w\.\-_/]+)\s*\*/#',$data,$match)){
        $ifile = $match[2];

        // is it a include_once?
        if($match[1]){
            $base = utf8_basename($ifile);
            if(array_key_exists($base, $loaded) && $loaded[$base] === true){
                $data  = str_replace($match[0], '' ,$data);
                continue;
            }
            $loaded[$base] = true;
        }

        if($ifile{0} != '/') $ifile = dirname($file).'/'.$ifile;

        if(file_exists($ifile)){
            $idata = io_readFile($ifile);
        }else{
            $idata = '';
        }
        $data  = str_replace($match[0],$idata,$data);
    }
    echo "$data\n";
}

/**
 * Returns a list of possible Plugin Scripts (no existance check here)
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @return array
 */
function js_pluginscripts(){
    $list = array();
    $plugins = plugin_list();
    foreach ($plugins as $p){
        $list[] = DOKU_PLUGIN."$p/script.js";
    }
    return $list;
}

/**
 * Return an two-dimensional array with strings from the language file of each plugin.
 *
 * - $lang['js'] must be an array.
 * - Nothing is returned for plugins without an entry for $lang['js']
 *
 * @author Gabriel Birke <[email protected]>
 *
 * @return array
 */
function js_pluginstrings() {
    global $conf;
    $pluginstrings = array();
    $plugins = plugin_list();
    foreach ($plugins as $p){
        if (isset($lang)) unset($lang);
        if (file_exists(DOKU_PLUGIN."$p/lang/en/lang.php")) {
            include DOKU_PLUGIN."$p/lang/en/lang.php";
        }
        if (isset($conf['lang']) && $conf['lang']!='en' && file_exists(DOKU_PLUGIN."$p/lang/".$conf['lang']."/lang.php")) {
            include DOKU_PLUGIN."$p/lang/".$conf['lang']."/lang.php";
        }
        if (isset($lang['js'])) {
            $pluginstrings[$p] = $lang['js'];
        }
    }
    return $pluginstrings;
}

/**
 * Return an two-dimensional array with strings from the language file of current active template.
 *
 * - $lang['js'] must be an array.
 * - Nothing is returned for template without an entry for $lang['js']
 *
 * @param string $tpl
 * @return array
 */
function js_templatestrings($tpl) {
    global $conf;
    $templatestrings = array();
    if (file_exists(tpl_incdir($tpl)."lang/en/lang.php")) {
        include tpl_incdir($tpl)."lang/en/lang.php";
    }
    if (isset($conf['lang']) && $conf['lang']!='en' && file_exists(tpl_incdir($tpl)."lang/".$conf['lang']."/lang.php")) {
        include tpl_incdir($tpl)."lang/".$conf['lang']."/lang.php";
    }
    if (isset($lang['js'])) {

        $templatestrings[$tpl] = $lang['js'];
    }
    return $templatestrings;
}

/**
 * Escapes a String to be embedded in a JavaScript call, keeps \n
 * as newline
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string $string
 * @return string
 */
function js_escape($string){
    return str_replace('\\\\n','\\n',addslashes($string));
}

/**
 * Adds the given JavaScript code to the window.onload() event
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string $func
 */
function js_runonstart($func){
    echo "jQuery(function(){ $func; });".NL;
}

/**
 * Strip comments and whitespaces from given JavaScript Code
 *
 * This is a port of Nick Galbreath's python tool jsstrip.py which is
 * released under BSD license. See link for original code.
 *
 * @author Nick Galbreath <[email protected]>
 * @author Andreas Gohr <[email protected]>
 * @link   http://code.google.com/p/jsstrip/
 *
 * @param string $s
 * @return string
 */
function js_compress($s){
    $s = ltrim($s);     // strip all initial whitespace
    $s .= "\n";
    $i = 0;             // char index for input string
    $j = 0;             // char forward index for input string
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
    $line = 0;          // line number of file (close to it anyways)
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
    $slen = strlen($s); // size of input string
    $lch  = '';         // last char added
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
    $result = '';       // we store the final result here

    // items that don't need spaces next to them
    $chars = "^&|!+\-*\/%=\?:;,{}()<>% \t\n\r'\"[]";

    // items which need a space if the sign before and after whitespace is equal.
    // E.g. '+ ++' may not be compressed to '+++' --> syntax error.
    $ops = "+-";

    $regex_starters = array("(", "=", "[", "," , ":", "!", "&", "|");

    $whitespaces_chars = array(" ", "\t", "\n", "\r", "\0", "\x0B");

    while($i < $slen){
        // skip all "boring" characters.  This is either
        // reserved word (e.g. "for", "else", "if") or a
        // variable/object/method (e.g. "foo.color")
        while ($i < $slen && (strpos($chars,$s[$i]) === false) ){
            $result .= $s{$i};
            $i = $i + 1;
        }

        $ch = $s{$i};
        // multiline comments (keeping IE conditionals)
        if($ch == '/' && $s{$i+1} == '*' && $s{$i+2} != '@'){
            $endC = strpos($s,'*/',$i+2);
            if($endC === false) trigger_error('Found invalid /*..*/ comment', E_USER_ERROR);

            // check if this is a NOCOMPRESS comment
            if(substr($s, $i, $endC+2-$i) == '/* BEGIN NOCOMPRESS */'){
                $endNC = strpos($s, '/* END NOCOMPRESS */', $endC+2);
                if($endNC === false) trigger_error('Found invalid NOCOMPRESS comment', E_USER_ERROR);

                // verbatim copy contents, trimming but putting it on its own line
                $result .= "\n".trim(substr($s, $i + 22, $endNC - ($i + 22)))."\n"; // BEGIN comment = 22 chars
                $i = $endNC + 20; // END comment = 20 chars
            }else{
                $i = $endC + 2;
            }
            continue;
        }

        // singleline
        if($ch == '/' && $s{$i+1} == '/'){
            $endC = strpos($s,"\n",$i+2);
            if($endC === false) trigger_error('Invalid comment', E_USER_ERROR);
            $i = $endC;
            continue;
        }

        // tricky.  might be an RE
        if($ch == '/'){
            // rewind, skip white space
            $j = 1;
            while(in_array($s{$i-$j}, $whitespaces_chars)){
                $j = $j + 1;
            }
            if( in_array($s{$i-$j}, $regex_starters) ){
                // yes, this is an re
                // now move forward and find the end of it
                $j = 1;
                while($s{$i+$j} != '/'){
                    if($s{$i+$j} == '\\') $j = $j + 2;
                    else $j++;
                }
                $result .= substr($s,$i,$j+1);
                $i = $i + $j + 1;
                continue;
            }
        }

        // double quote strings
        if($ch == '"'){
            $j = 1;
            while( $s{$i+$j} != '"' && ($i+$j < $slen)){
                if( $s{$i+$j} == '\\' && ($s{$i+$j+1} == '"' || $s{$i+$j+1} == '\\') ){
                    $j += 2;
                }else{
                    $j += 1;
                }
            }
            $string  = substr($s,$i,$j+1);
            // remove multiline markers:
            $string  = str_replace("\\\n",'',$string);
            $result .= $string;
            $i = $i + $j + 1;
            continue;
        }

        // single quote strings
        if($ch == "'"){
            $j = 1;
            while( $s{$i+$j} != "'" && ($i+$j < $slen)){
                if( $s{$i+$j} == '\\' && ($s{$i+$j+1} == "'" || $s{$i+$j+1} == '\\') ){
                    $j += 2;
                }else{
                    $j += 1;
                }
            }
            $string = substr($s,$i,$j+1);
            // remove multiline markers:
            $string  = str_replace("\\\n",'',$string);
            $result .= $string;
            $i = $i + $j + 1;
            continue;
        }

        // whitespaces
        if( $ch == ' ' || $ch == "\r" || $ch == "\n" || $ch == "\t" ){
            $lch = substr($result,-1);

            // Only consider deleting whitespace if the signs before and after
            // are not equal and are not an operator which may not follow itself.
            if ($i+1 < $slen && ((!$lch || $s[$i+1] == ' ')
                || $lch != $s[$i+1]
                || strpos($ops,$s[$i+1]) === false)) {
                // leading spaces
                if($i+1 < $slen && (strpos($chars,$s[$i+1]) !== false)){
                    $i = $i + 1;
                    continue;
                }
                // trailing spaces
                //  if this ch is space AND the last char processed
                //  is special, then skip the space
                if($lch && (strpos($chars,$lch) !== false)){
                    $i = $i + 1;
                    continue;
                }
            }

            // else after all of this convert the "whitespace" to
            // a single space.  It will get appended below
            $ch = ' ';
        }

        // other chars
        $result .= $ch;
        $i = $i + 1;
    }

    return trim($result);
}

//Setup VIM: ex: et ts=4 :


1			<?php
2			/**
3			* DokuWiki JavaScript creator
4			*
5			* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
6			* @author Andreas Gohr <[email protected]>
7			*/
8
9			if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/../../');
10			if(!defined('NOSESSION')) define('NOSESSION',true); // we do not use a session or authentication here (better caching)
11			if(!defined('NL')) define('NL',"\n");
12			if(!defined('DOKU_DISABLE_GZIP_OUTPUT')) define('DOKU_DISABLE_GZIP_OUTPUT',1); // we gzip ourself here
13			require_once(DOKU_INC.'inc/init.php');
14
15			// Main (don't run when UNIT test)
16			if(!defined('SIMPLE_TEST')){
17			header('Content-Type: application/javascript; charset=utf-8');
18			js_out();
19			}
20
21
22			// ---------------------- functions ------------------------------
23
24			/**
25			* Output all needed JavaScript
26			*
27			* @author Andreas Gohr <[email protected]>
28			*/
29			function js_out(){
30			global $conf;
31			global $lang;
32			global $config_cascade;
33			global $INPUT;
34
35			// decide from where to get the template
36			$tpl = trim(preg_replace('/[^\w-]+/','',$INPUT->str('t')));
37			if(!$tpl) $tpl = $conf['template'];
38
39			// The generated script depends on some dynamic options
40			$cache = new cache('scripts'.$_SERVER['HTTP_HOST'].$_SERVER['SERVER_PORT'].DOKU_BASE.$tpl,'.js');
41			$cache->_event = 'JS_CACHE_USE';
			0 ignored issues – show Bug introduced 2015-12-04 08:27 UTC by Report Bug Copy Issue Report The property `_event` cannot be accessed from this context as it is declared `private` in class `cache`. This check looks for access to properties that are not accessible from the current context. If you need to make a property accessible to another context you can either raise its visibility level or provide an accessible getter in the defining class. Loading history...
42
43			// load minified version for some files
44			$min = $conf['compress'] ? '.min' : '';
45
46			// array of core files
47			$files = array(
48			DOKU_INC."lib/scripts/jquery/jquery$min.js",
49			DOKU_INC.'lib/scripts/jquery/jquery.cookie.js',
50			DOKU_INC."lib/scripts/jquery/jquery-ui$min.js",
51			DOKU_INC."lib/scripts/jquery/jquery-migrate$min.js",
52			DOKU_INC.'inc/lang/'.$conf['lang'].'/jquery.ui.datepicker.js',
53			DOKU_INC."lib/scripts/fileuploader.js",
54			DOKU_INC."lib/scripts/fileuploaderextended.js",
55			DOKU_INC.'lib/scripts/helpers.js',
56			DOKU_INC.'lib/scripts/delay.js',
57			DOKU_INC.'lib/scripts/cookie.js',
58			DOKU_INC.'lib/scripts/script.js',
59			DOKU_INC.'lib/scripts/qsearch.js',
60			DOKU_INC.'lib/scripts/tree.js',
61			DOKU_INC.'lib/scripts/index.js',
62			DOKU_INC.'lib/scripts/textselection.js',
63			DOKU_INC.'lib/scripts/toolbar.js',
64			DOKU_INC.'lib/scripts/edit.js',
65			DOKU_INC.'lib/scripts/editor.js',
66			DOKU_INC.'lib/scripts/locktimer.js',
67			DOKU_INC.'lib/scripts/linkwiz.js',
68			DOKU_INC.'lib/scripts/media.js',
69			DOKU_INC.'lib/scripts/compatibility.js',
70			# disabled for FS#1958 DOKU_INC.'lib/scripts/hotkeys.js',
71			DOKU_INC.'lib/scripts/behaviour.js',
72			DOKU_INC.'lib/scripts/page.js',
73			tpl_incdir($tpl).'script.js',
74			);
75
76			// add possible plugin scripts and userscript
77			$files = array_merge($files,js_pluginscripts());
78			if(!empty($config_cascade['userscript']['default'])) {
79			foreach($config_cascade['userscript']['default'] as $userscript) {
80			$files[] = $userscript;
81			}
82			}
83
84			$cache_files = array_merge($files, getConfigFiles('main'));
85			$cache_files[] = __FILE__;
86
87			// check cache age & handle conditional request
88			// This may exit if a cache can be used
89			$cache_ok = $cache->useCache(array('files' => $cache_files));
90			http_cached($cache->cache, $cache_ok);
91
92			// start output buffering and build the script
93			ob_start();
94
95			$json = new JSON();
96			// add some global variables
97			print "var DOKU_BASE = '".DOKU_BASE."';";
98			print "var DOKU_TPL = '".tpl_basedir($tpl)."';";
99			print "var DOKU_COOKIE_PARAM = " . $json->encode(
100			array(
101			'path' => empty($conf['cookiedir']) ? DOKU_REL : $conf['cookiedir'],
102			'secure' => $conf['securecookie'] && is_ssl()
103			)).";";
104			// FIXME: Move those to JSINFO
105			print "var DOKU_UHN = ".((int) useHeading('navigation')).";";
106			print "var DOKU_UHC = ".((int) useHeading('content')).";";
107
108			// load JS specific translations
109			$lang['js']['plugins'] = js_pluginstrings();
110			$templatestrings = js_templatestrings($tpl);
111			if(!empty($templatestrings)) {
112			$lang['js']['template'] = $templatestrings;
113			}
114			echo 'LANG = '.$json->encode($lang['js']).";\n";
115
116			// load toolbar
117			toolbar_JSdefines('toolbar');
118
119			// load files
120			foreach($files as $file){
121			if(!file_exists($file)) continue;
122			$ismin = (substr($file,-7) == '.min.js');
123			$debugjs = ($conf['allowdebug'] && strpos($file, DOKU_INC.'lib/scripts/') !== 0);
124
125			echo "\n\n/* XXXXXXXXXX begin of ".str_replace(DOKU_INC, '', $file) ." XXXXXXXXXX */\n\n";
126			if($ismin) echo "\n/* BEGIN NOCOMPRESS */\n";
127			if ($debugjs) echo "\ntry {\n";
128			js_load($file);
129			if ($debugjs) echo "\n} catch (e) {\n logError(e, '".str_replace(DOKU_INC, '', $file)."');\n}\n";
130			if($ismin) echo "\n/* END NOCOMPRESS */\n";
131			echo "\n\n/* XXXXXXXXXX end of " . str_replace(DOKU_INC, '', $file) . " XXXXXXXXXX */\n\n";
132			}
133
134			// init stuff
135			if($conf['locktime'] != 0){
136			js_runonstart("dw_locktimer.init(".($conf['locktime'] - 60).",".$conf['usedraft'].")");
137			}
138			// init hotkeys - must have been done after init of toolbar
139			# disabled for FS#1958 js_runonstart('initializeHotkeys()');
140
141			// end output buffering and get contents
142			$js = ob_get_contents();
143			ob_end_clean();
144
145			// strip any source maps
146			stripsourcemaps($js);
147
148			// compress whitespace and comments
149			if($conf['compress']){
150			$js = js_compress($js);
151			}
152
153			$js .= "\n"; // https://bugzilla.mozilla.org/show_bug.cgi?id=316033
154
155			http_cached_finish($cache->cache, $js);
156			}
157
158			/**
159			* Load the given file, handle include calls and print it
160			*
161			* @author Andreas Gohr <[email protected]>
162			*
163			* @param string $file filename path to file
164			*/
165			function js_load($file){
166			if(!file_exists($file)) return;
167			static $loaded = array();
168
169			$data = io_readFile($file);
170			while(preg_match('#/\\sDOKUWIKI:include(_once)?\s+([\w\.\-_/]+)\s\/#',$data,$match)){
171			$ifile = $match[2];
172
173			// is it a include_once?
174			if($match[1]){
175			$base = utf8_basename($ifile);
176			if(array_key_exists($base, $loaded) && $loaded[$base] === true){
177			$data = str_replace($match[0], '' ,$data);
178			continue;
179			}
180			$loaded[$base] = true;
181			}
182
183			if($ifile{0} != '/') $ifile = dirname($file).'/'.$ifile;
184
185			if(file_exists($ifile)){
186			$idata = io_readFile($ifile);
187			}else{
188			$idata = '';
189			}
190			$data = str_replace($match[0],$idata,$data);
191			}
192			echo "$data\n";
193			}
194
195			/**
196			* Returns a list of possible Plugin Scripts (no existance check here)
197			*
198			* @author Andreas Gohr <[email protected]>
199			*
200			* @return array
201			*/
202			function js_pluginscripts(){
203			$list = array();
204			$plugins = plugin_list();
205			foreach ($plugins as $p){
206			$list[] = DOKU_PLUGIN."$p/script.js";
207			}
208			return $list;
209			}
210
211			/**
212			* Return an two-dimensional array with strings from the language file of each plugin.
213			*
214			* - $lang['js'] must be an array.
215			* - Nothing is returned for plugins without an entry for $lang['js']
216			*
217			* @author Gabriel Birke <[email protected]>
218			*
219			* @return array
220			*/
221			function js_pluginstrings() {
222			global $conf;
223			$pluginstrings = array();
224			$plugins = plugin_list();
225			foreach ($plugins as $p){
226			if (isset($lang)) unset($lang);
227			if (file_exists(DOKU_PLUGIN."$p/lang/en/lang.php")) {
228			include DOKU_PLUGIN."$p/lang/en/lang.php";
229			}
230			if (isset($conf['lang']) && $conf['lang']!='en' && file_exists(DOKU_PLUGIN."$p/lang/".$conf['lang']."/lang.php")) {
231			include DOKU_PLUGIN."$p/lang/".$conf['lang']."/lang.php";
232			}
233			if (isset($lang['js'])) {
234			$pluginstrings[$p] = $lang['js'];
235			}
236			}
237			return $pluginstrings;
238			}
239
240			/**
241			* Return an two-dimensional array with strings from the language file of current active template.
242			*
243			* - $lang['js'] must be an array.
244			* - Nothing is returned for template without an entry for $lang['js']
245			*
246			* @param string $tpl
247			* @return array
248			*/
249			function js_templatestrings($tpl) {
250			global $conf;
251			$templatestrings = array();
252			if (file_exists(tpl_incdir($tpl)."lang/en/lang.php")) {
253			include tpl_incdir($tpl)."lang/en/lang.php";
254			}
255			if (isset($conf['lang']) && $conf['lang']!='en' && file_exists(tpl_incdir($tpl)."lang/".$conf['lang']."/lang.php")) {
256			include tpl_incdir($tpl)."lang/".$conf['lang']."/lang.php";
257			}
258			if (isset($lang['js'])) {
			0 ignored issues – show Bug introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The variable `$lang` seems to never exist, and therefore `isset` should always return `false`. Did you maybe rename this variable? This check looks for calls to `isset(...)` or `empty()` on variables that are yet undefined. These calls will always produce the same result and can be removed. This is most likely caused by the renaming of a variable or the removal of a function/method parameter. Loading history...
259			$templatestrings[$tpl] = $lang['js'];
260			}
261			return $templatestrings;
262			}
263
264			/**
265			* Escapes a String to be embedded in a JavaScript call, keeps \n
266			* as newline
267			*
268			* @author Andreas Gohr <[email protected]>
269			*
270			* @param string $string
271			* @return string
272			*/
273			function js_escape($string){
274			return str_replace('\\\\n','\\n',addslashes($string));
275			}
276
277			/**
278			* Adds the given JavaScript code to the window.onload() event
279			*
280			* @author Andreas Gohr <[email protected]>
281			*
282			* @param string $func
283			*/
284			function js_runonstart($func){
285			echo "jQuery(function(){ $func; });".NL;
286			}
287
288			/**
289			* Strip comments and whitespaces from given JavaScript Code
290			*
291			* This is a port of Nick Galbreath's python tool jsstrip.py which is
292			* released under BSD license. See link for original code.
293			*
294			* @author Nick Galbreath <[email protected]>
295			* @author Andreas Gohr <[email protected]>
296			* @link http://code.google.com/p/jsstrip/
297			*
298			* @param string $s
299			* @return string
300			*/
301			function js_compress($s){
302			$s = ltrim($s); // strip all initial whitespace
303			$s .= "\n";
304			$i = 0; // char index for input string
305			$j = 0; // char forward index for input string
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report `$j` is not used, you could remove the assignment. This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently. $myVar = 'Value'; $higher = false; if (rand(1, 6) > 3) { $higher = true; } else { $higher = false; } Both the `$myVar` assignment in line 1 and the `$higher` assignment in line 2 are dead. The first because `$myVar` is never used and the second because `$higher` is always overwritten for every possible time line. Loading history...
306			$line = 0; // line number of file (close to it anyways)
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report `$line` is not used, you could remove the assignment. This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently. $myVar = 'Value'; $higher = false; if (rand(1, 6) > 3) { $higher = true; } else { $higher = false; } Both the `$myVar` assignment in line 1 and the `$higher` assignment in line 2 are dead. The first because `$myVar` is never used and the second because `$higher` is always overwritten for every possible time line. Loading history...
307			$slen = strlen($s); // size of input string
308			$lch = ''; // last char added
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report `$lch` is not used, you could remove the assignment. This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently. $myVar = 'Value'; $higher = false; if (rand(1, 6) > 3) { $higher = true; } else { $higher = false; } Both the `$myVar` assignment in line 1 and the `$higher` assignment in line 2 are dead. The first because `$myVar` is never used and the second because `$higher` is always overwritten for every possible time line. Loading history...
309			$result = ''; // we store the final result here
310
311			// items that don't need spaces next to them
312			$chars = "^&\|!+\-*\/%=\?:;,{}()<>% \t\n\r'\"[]";
313
314			// items which need a space if the sign before and after whitespace is equal.
315			// E.g. '+ ++' may not be compressed to '+++' --> syntax error.
316			$ops = "+-";
317
318			$regex_starters = array("(", "=", "[", "," , ":", "!", "&", "\|");
319
320			$whitespaces_chars = array(" ", "\t", "\n", "\r", "\0", "\x0B");
321
322			while($i < $slen){
323			// skip all "boring" characters. This is either
324			// reserved word (e.g. "for", "else", "if") or a
325			// variable/object/method (e.g. "foo.color")
326			while ($i < $slen && (strpos($chars,$s[$i]) === false) ){
327			$result .= $s{$i};
328			$i = $i + 1;
329			}
330
331			$ch = $s{$i};
332			// multiline comments (keeping IE conditionals)
333			if($ch == '/' && $s{$i+1} == '*' && $s{$i+2} != '@'){
334			$endC = strpos($s,'*/',$i+2);
335			if($endC === false) trigger_error('Found invalid /../ comment', E_USER_ERROR);
336
337			// check if this is a NOCOMPRESS comment
338			if(substr($s, $i, $endC+2-$i) == '/* BEGIN NOCOMPRESS */'){
339			$endNC = strpos($s, '/* END NOCOMPRESS */', $endC+2);
340			if($endNC === false) trigger_error('Found invalid NOCOMPRESS comment', E_USER_ERROR);
341
342			// verbatim copy contents, trimming but putting it on its own line
343			$result .= "\n".trim(substr($s, $i + 22, $endNC - ($i + 22)))."\n"; // BEGIN comment = 22 chars
344			$i = $endNC + 20; // END comment = 20 chars
345			}else{
346			$i = $endC + 2;
347			}
348			continue;
349			}
350
351			// singleline
352			if($ch == '/' && $s{$i+1} == '/'){
353			$endC = strpos($s,"\n",$i+2);
354			if($endC === false) trigger_error('Invalid comment', E_USER_ERROR);
355			$i = $endC;
356			continue;
357			}
358
359			// tricky. might be an RE
360			if($ch == '/'){
361			// rewind, skip white space
362			$j = 1;
363			while(in_array($s{$i-$j}, $whitespaces_chars)){
364			$j = $j + 1;
365			}
366			if( in_array($s{$i-$j}, $regex_starters) ){
367			// yes, this is an re
368			// now move forward and find the end of it
369			$j = 1;
370			while($s{$i+$j} != '/'){
371			if($s{$i+$j} == '\\') $j = $j + 2;
372			else $j++;
373			}
374			$result .= substr($s,$i,$j+1);
375			$i = $i + $j + 1;
376			continue;
377			}
378			}
379
380			// double quote strings
381			if($ch == '"'){
382			$j = 1;
383			while( $s{$i+$j} != '"' && ($i+$j < $slen)){
384			if( $s{$i+$j} == '\\' && ($s{$i+$j+1} == '"' \|\| $s{$i+$j+1} == '\\') ){
385			$j += 2;
386			}else{
387			$j += 1;
388			}
389			}
390			$string = substr($s,$i,$j+1);
391			// remove multiline markers:
392			$string = str_replace("\\\n",'',$string);
393			$result .= $string;
394			$i = $i + $j + 1;
395			continue;
396			}
397
398			// single quote strings
399			if($ch == "'"){
400			$j = 1;
401			while( $s{$i+$j} != "'" && ($i+$j < $slen)){
402			if( $s{$i+$j} == '\\' && ($s{$i+$j+1} == "'" \|\| $s{$i+$j+1} == '\\') ){
403			$j += 2;
404			}else{
405			$j += 1;
406			}
407			}
408			$string = substr($s,$i,$j+1);
409			// remove multiline markers:
410			$string = str_replace("\\\n",'',$string);
411			$result .= $string;
412			$i = $i + $j + 1;
413			continue;
414			}
415
416			// whitespaces
417			if( $ch == ' ' \|\| $ch == "\r" \|\| $ch == "\n" \|\| $ch == "\t" ){
418			$lch = substr($result,-1);
419
420			// Only consider deleting whitespace if the signs before and after
421			// are not equal and are not an operator which may not follow itself.
422			if ($i+1 < $slen && ((!$lch \|\| $s[$i+1] == ' ')
423			\|\| $lch != $s[$i+1]
424			\|\| strpos($ops,$s[$i+1]) === false)) {
425			// leading spaces
426			if($i+1 < $slen && (strpos($chars,$s[$i+1]) !== false)){
427			$i = $i + 1;
428			continue;
429			}
430			// trailing spaces
431			// if this ch is space AND the last char processed
432			// is special, then skip the space
433			if($lch && (strpos($chars,$lch) !== false)){
434			$i = $i + 1;
435			continue;
436			}
437			}
438
439			// else after all of this convert the "whitespace" to
440			// a single space. It will get appended below
441			$ch = ' ';
442			}
443
444			// other chars
445			$result .= $ch;
446			$i = $i + 1;
447			}
448
449			return trim($result);
450			}
451
452			//Setup VIM: ex: et ts=4 :
453

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