search.php ➔ search_allpages() - Code Metrics - Inspection of "Merge pull request #3395 from dregad/php8-warnings" - splitbrain/dokuwiki - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions

Push — master ( 3e60ba...8eb6b2 )

by Andreas

created 2021-02-04 19:05 UTC

search.php ➔ search_allpages() C

↳ Parent: Project

Complexity

Conditions	12
Paths	11

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	12
nc	11
nop	6
dl	0
loc	33
rs	6.9666
c	0
b	0
f	0

How to fix Complexity

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

use dokuwiki\Utf8\Sort;

/**
 * Recurse directory
 *
 * This function recurses into a given base directory
 * and calls the supplied function for each file and directory
 *
 * @param   array    &$data The results of the search are stored here
 * @param   string    $base Where to start the search
 * @param   callback  $func Callback (function name or array with object,method)
 * @param   array     $opts option array will be given to the Callback
 * @param   string    $dir  Current directory beyond $base
 * @param   int       $lvl  Recursion Level
 * @param   mixed     $sort 'natural' to use natural order sorting (default);
 *                          'date' to sort by filemtime; leave empty to skip sorting.
 * @author  Andreas Gohr <[email protected]>
 */
function search(&$data,$base,$func,$opts,$dir='',$lvl=1,$sort='natural'){
    $dirs   = array();
    $files  = array();
    $filepaths = array();

    // safeguard against runaways #1452
    if($base == '' || $base == '/') {
        throw new RuntimeException('No valid $base passed to search() - possible misconfiguration or bug');
    }

    //read in directories and files
    $dh = @opendir($base.'/'.$dir);
    if(!$dh) return;
    while(($file = readdir($dh)) !== false){
        if(preg_match('/^[\._]/',$file)) continue; //skip hidden files and upper dirs
        if(is_dir($base.'/'.$dir.'/'.$file)){
            $dirs[] = $dir.'/'.$file;
            continue;
        }
        $files[] = $dir.'/'.$file;
        $filepaths[] = $base.'/'.$dir.'/'.$file;
    }
    closedir($dh);
    if (!empty($sort)) {
        if ($sort == 'date') {
            @array_multisort(array_map('filemtime', $filepaths), SORT_NUMERIC, SORT_DESC, $files);

        } else /* natural */ {
            Sort::asortFN($files);
        }
        Sort::asortFN($dirs);
    }

    //give directories to userfunction then recurse
    foreach($dirs as $dir){
        if (call_user_func_array($func, array(&$data,$base,$dir,'d',$lvl,$opts))){
            search($data,$base,$func,$opts,$dir,$lvl+1,$sort);
        }
    }
    //now handle the files
    foreach($files as $file){
        call_user_func_array($func, array(&$data,$base,$file,'f',$lvl,$opts));
    }
}

/**
 * The following functions are userfunctions to use with the search
 * function above. This function is called for every found file or
 * directory. When a directory is given to the function it has to
 * decide if this directory should be traversed (true) or not (false)
 * The function has to accept the following parameters:
 *
 * array &$data  - Reference to the result data structure
 * string $base  - Base usually $conf['datadir']
 * string $file  - current file or directory relative to $base
 * string $type  - Type either 'd' for directory or 'f' for file
 * int    $lvl   - Current recursion depht
 * array  $opts  - option array as given to search()
 *
 * return values for files are ignored
 *
 * All functions should check the ACL for document READ rights
 * namespaces (directories) are NOT checked (when sneaky_index is 0) as this
 * would break the recursion (You can have an nonreadable dir over a readable
 * one deeper nested) also make sure to check the file type (for example
 * in case of lockfiles).
 */

/**
 * Searches for pages beginning with the given query
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_qsearch(&$data,$base,$file,$type,$lvl,$opts){
    $opts = array(
            'idmatch'   => '(^|:)'.preg_quote($opts['query'],'/').'/',
            'listfiles' => true,
            'pagesonly' => true,
            );
    return search_universal($data,$base,$file,$type,$lvl,$opts);
}

/**
 * Build the browsable index of pages
 *
 * $opts['ns'] is the currently viewed namespace
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_index(&$data,$base,$file,$type,$lvl,$opts){
    global $conf;
    $ns = isset($opts['ns']) ? $opts['ns'] : '';
    $opts = array(
        'pagesonly' => true,
        'listdirs' => true,
        'listfiles' => empty($opts['nofiles']),
        'sneakyacl' => $conf['sneaky_index'],
        // Hacky, should rather use recmatch
        'depth' => preg_match('#^'.preg_quote($file, '#').'(/|$)#','/'.$ns) ? 0 : -1
    );

    return search_universal($data, $base, $file, $type, $lvl, $opts);
}

/**
 * List all namespaces
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_namespaces(&$data,$base,$file,$type,$lvl,$opts){

    $opts = array(
            'listdirs' => true,
            );
    return search_universal($data,$base,$file,$type,$lvl,$opts);
}

/**
 * List all mediafiles in a namespace
 *   $opts['depth']     recursion level, 0 for all
 *   $opts['showmsg']   shows message if invalid media id is used
 *   $opts['skipacl']   skip acl checking
 *   $opts['pattern']   check given pattern
 *   $opts['hash']      add hashes to result list
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_media(&$data,$base,$file,$type,$lvl,$opts){


    //we do nothing with directories
    if($type == 'd') {
        if(empty($opts['depth'])) return true; // recurse forever
        $depth = substr_count($file,'/');
        if($depth >= $opts['depth']) return false; // depth reached
        return true;
    }

    $info         = array();
    $info['id']   = pathID($file,true);
    if($info['id'] != cleanID($info['id'])){
        if($opts['showmsg'])
            msg(hsc($info['id']).' is not a valid file name for DokuWiki - skipped',-1);
        return false; // skip non-valid files
    }

    //check ACL for namespace (we have no ACL for mediafiles)
    $info['perm'] = auth_quickaclcheck(getNS($info['id']).':*');
    if(empty($opts['skipacl']) && $info['perm'] < AUTH_READ){
        return false;
    }

    //check pattern filter
    if(!empty($opts['pattern']) && !@preg_match($opts['pattern'], $info['id'])){
        return false;
    }

    $info['file']     = \dokuwiki\Utf8\PhpString::basename($file);
    $info['size']     = filesize($base.'/'.$file);
    $info['mtime']    = filemtime($base.'/'.$file);
    $info['writable'] = is_writable($base.'/'.$file);
    if(preg_match("/\.(jpe?g|gif|png)$/",$file)){
        $info['isimg'] = true;
        $info['meta']  = new JpegMeta($base.'/'.$file);
    }else{
        $info['isimg'] = false;
    }
    if(!empty($opts['hash'])){
        $info['hash'] = md5(io_readFile(mediaFN($info['id']),false));
    }

    $data[] = $info;

    return false;
}

/**
 * This function just lists documents (for RSS namespace export)
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_list(&$data,$base,$file,$type,$lvl,$opts){

    //we do nothing with directories
    if($type == 'd') return false;
    //only search txt files
    if(substr($file,-4) == '.txt'){
        //check ACL
        $id = pathID($file);
        if(auth_quickaclcheck($id) < AUTH_READ){
            return false;
        }
        $data[]['id'] = $id;
    }
    return false;
}

/**
 * Quicksearch for searching matching pagenames
 *
 * $opts['query'] is the search query
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_pagename(&$data,$base,$file,$type,$lvl,$opts){

    //we do nothing with directories
    if($type == 'd') return true;
    //only search txt files
    if(substr($file,-4) != '.txt') return true;

    //simple stringmatching
    if (!empty($opts['query'])){
        if(strpos($file,$opts['query']) !== false){
            //check ACL
            $id = pathID($file);
            if(auth_quickaclcheck($id) < AUTH_READ){
                return false;
            }
            $data[]['id'] = $id;
        }
    }
    return true;
}

/**
 * Just lists all documents
 *
 * $opts['depth']   recursion level, 0 for all
 * $opts['hash']    do md5 sum of content?
 * $opts['skipacl'] list everything regardless of ACL
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $data
 * @param string $base
 * @param string $file
 * @param string $type
 * @param integer $lvl
 * @param array $opts
 *
 * @return bool
 */
function search_allpages(&$data,$base,$file,$type,$lvl,$opts){

    if(isset($opts['depth']) && $opts['depth']){
        $parts = explode('/',ltrim($file,'/'));
        if(($type == 'd' && count($parts) >= $opts['depth'])
          || ($type != 'd' && count($parts) > $opts['depth'])){
            return false; // depth reached
        }
    }

    //we do nothing with directories
    if($type == 'd'){
        return true;
    }

    //only search txt files
    if(substr($file,-4) != '.txt') return true;

    $item = array();
    $item['id']   = pathID($file);
    if(empty($opts['skipacl']) && auth_quickaclcheck($item['id']) < AUTH_READ){
        return false;
    }

    $item['rev']   = filemtime($base.'/'.$file);
    $item['mtime'] = $item['rev'];
    $item['size']  = filesize($base.'/'.$file);
    if(!empty($opts['hash'])){
        $item['hash'] = md5(trim(rawWiki($item['id'])));
    }

    $data[] = $item;
    return true;
}

/* ------------- helper functions below -------------- */

/**
 * fulltext sort
 *
 * Callback sort function for use with usort to sort the data
 * structure created by search_fulltext. Sorts descending by count
 *
 * @author  Andreas Gohr <[email protected]>
 *
 * @param array $a
 * @param array $b
 *
 * @return int
 */
function sort_search_fulltext($a,$b){
    if($a['count'] > $b['count']){
        return -1;
    }elseif($a['count'] < $b['count']){
        return 1;
    }else{
        return Sort::strcmp($a['id'],$b['id']);
    }
}

/**
 * translates a document path to an ID
 *
 * @author  Andreas Gohr <[email protected]>
 * @todo    move to pageutils
 *
 * @param string $path
 * @param bool $keeptxt
 *
 * @return mixed|string
 */
function pathID($path,$keeptxt=false){
    $id = utf8_decodeFN($path);
    $id = str_replace('/',':',$id);
    if(!$keeptxt) $id = preg_replace('#\.txt$#','',$id);
    $id = trim($id, ':');
    return $id;
}


/**
 * This is a very universal callback for the search() function, replacing
 * many of the former individual functions at the cost of a more complex
 * setup.
 *
 * How the function behaves, depends on the options passed in the $opts
 * array, where the following settings can be used.
 *
 * depth      int     recursion depth. 0 for unlimited                       (default: 0)
 * keeptxt    bool    keep .txt extension for IDs                            (default: false)
 * listfiles  bool    include files in listing                               (default: false)
 * listdirs   bool    include namespaces in listing                          (default: false)
 * pagesonly  bool    restrict files to pages                                (default: false)
 * skipacl    bool    do not check for READ permission                       (default: false)
 * sneakyacl  bool    don't recurse into nonreadable dirs                    (default: false)
 * hash       bool    create MD5 hash for files                              (default: false)
 * meta       bool    return file metadata                                   (default: false)
 * filematch  string  match files against this regexp                        (default: '', so accept everything)
 * idmatch    string  match full ID against this regexp                      (default: '', so accept everything)
 * dirmatch   string  match directory against this regexp when adding        (default: '', so accept everything)
 * nsmatch    string  match namespace against this regexp when adding        (default: '', so accept everything)
 * recmatch   string  match directory against this regexp when recursing     (default: '', so accept everything)
 * showmsg    bool    warn about non-ID files                                (default: false)
 * showhidden bool    show hidden files(e.g. by hidepages config) too        (default: false)
 * firsthead  bool    return first heading for pages                         (default: false)
 *
 * @param array &$data  - Reference to the result data structure
 * @param string $base  - Base usually $conf['datadir']
 * @param string $file  - current file or directory relative to $base
 * @param string $type  - Type either 'd' for directory or 'f' for file
 * @param int    $lvl   - Current recursion depht
 * @param array  $opts  - option array as given to search()
 * @return bool if this directory should be traversed (true) or not (false)
 *              return value is ignored for files
 *
 * @author Andreas Gohr <[email protected]>
 */
function search_universal(&$data,$base,$file,$type,$lvl,$opts){
    $item   = array();
    $return = true;

    // get ID and check if it is a valid one
    $item['id'] = pathID($file,($type == 'd' || !empty($opts['keeptxt'])));
    if($item['id'] != cleanID($item['id'])){
        if(!empty($opts['showmsg'])){
            msg(hsc($item['id']).' is not a valid file name for DokuWiki - skipped',-1);
        }
        return false; // skip non-valid files
    }
    $item['ns']  = getNS($item['id']);

    if($type == 'd') {
        // decide if to recursion into this directory is wanted
        if(empty($opts['depth'])){
            $return = true; // recurse forever
        }else{
            $depth = substr_count($file,'/');
            if($depth >= $opts['depth']){
                $return = false; // depth reached
            }else{
                $return = true;
            }
        }

        if ($return) {
            $match = empty($opts['recmatch']) || preg_match('/'.$opts['recmatch'].'/',$file);
            if (!$match) {
                return false; // doesn't match
            }
        }
    }

    // check ACL
    if(empty($opts['skipacl'])){
        if($type == 'd'){
            $item['perm'] = auth_quickaclcheck($item['id'].':*');
        }else{
            $item['perm'] = auth_quickaclcheck($item['id']); //FIXME check namespace for media files
        }
    }else{
        $item['perm'] = AUTH_DELETE;
    }

    // are we done here maybe?
    if($type == 'd'){
        if(empty($opts['listdirs'])) return $return;
        //neither list nor recurse forbidden items:
        if(empty($opts['skipacl']) && !empty($opts['sneakyacl']) && $item['perm'] < AUTH_READ) return false;
        if(!empty($opts['dirmatch']) && !preg_match('/'.$opts['dirmatch'].'/',$file)) return $return;
        if(!empty($opts['nsmatch']) && !preg_match('/'.$opts['nsmatch'].'/',$item['ns'])) return $return;
    }else{
        if(empty($opts['listfiles'])) return $return;
        if(empty($opts['skipacl']) && $item['perm'] < AUTH_READ) return $return;
        if(!empty($opts['pagesonly']) && (substr($file,-4) != '.txt')) return $return;
        if(empty($opts['showhidden']) && isHiddenPage($item['id'])) return $return;
        if(!empty($opts['filematch']) && !preg_match('/'.$opts['filematch'].'/',$file)) return $return;
        if(!empty($opts['idmatch']) && !preg_match('/'.$opts['idmatch'].'/',$item['id'])) return $return;
    }

    // still here? prepare the item
    $item['type']  = $type;
    $item['level'] = $lvl;
    $item['open']  = $return;

    if(!empty($opts['meta'])){
        $item['file']       = \dokuwiki\Utf8\PhpString::basename($file);
        $item['size']       = filesize($base.'/'.$file);
        $item['mtime']      = filemtime($base.'/'.$file);
        $item['rev']        = $item['mtime'];
        $item['writable']   = is_writable($base.'/'.$file);
        $item['executable'] = is_executable($base.'/'.$file);
    }

    if($type == 'f'){
        if(!empty($opts['hash'])) $item['hash'] = md5(io_readFile($base.'/'.$file,false));
        if(!empty($opts['firsthead'])) $item['title'] = p_get_first_heading($item['id'],METADATA_DONT_RENDER);
    }

    // finally add the item
    $data[] = $item;
    return $return;
}

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


1			<?php
2			/**
3			* DokuWiki search functions
4			*
5			* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
6			* @author Andreas Gohr <[email protected]>
7			*/
8
9			use dokuwiki\Utf8\Sort;
10
11			/**
12			* Recurse directory
13			*
14			* This function recurses into a given base directory
15			* and calls the supplied function for each file and directory
16			*
17			* @param array &$data The results of the search are stored here
18			* @param string $base Where to start the search
19			* @param callback $func Callback (function name or array with object,method)
20			* @param array $opts option array will be given to the Callback
21			* @param string $dir Current directory beyond $base
22			* @param int $lvl Recursion Level
23			* @param mixed $sort 'natural' to use natural order sorting (default);
24			* 'date' to sort by filemtime; leave empty to skip sorting.
25			* @author Andreas Gohr <[email protected]>
26			*/
27			function search(&$data,$base,$func,$opts,$dir='',$lvl=1,$sort='natural'){
28			$dirs = array();
29			$files = array();
30			$filepaths = array();
31
32			// safeguard against runaways #1452
33			if($base == '' \|\| $base == '/') {
34			throw new RuntimeException('No valid $base passed to search() - possible misconfiguration or bug');
35			}
36
37			//read in directories and files
38			$dh = @opendir($base.'/'.$dir);
39			if(!$dh) return;
40			while(($file = readdir($dh)) !== false){
41			if(preg_match('/^[\._]/',$file)) continue; //skip hidden files and upper dirs
42			if(is_dir($base.'/'.$dir.'/'.$file)){
43			$dirs[] = $dir.'/'.$file;
44			continue;
45			}
46			$files[] = $dir.'/'.$file;
47			$filepaths[] = $base.'/'.$dir.'/'.$file;
48			}
49			closedir($dh);
50			if (!empty($sort)) {
51			if ($sort == 'date') {
52			@array_multisort(array_map('filemtime', $filepaths), SORT_NUMERIC, SORT_DESC, $files);
			0 ignored issues – show Bug introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report `array_map('filemtime', $filepaths)` cannot be passed to `array_multisort()` as the parameter `$arr` expects a reference. Loading history...
53			} else /* natural */ {
54			Sort::asortFN($files);
55			}
56			Sort::asortFN($dirs);
57			}
58
59			//give directories to userfunction then recurse
60			foreach($dirs as $dir){
61			if (call_user_func_array($func, array(&$data,$base,$dir,'d',$lvl,$opts))){
62			search($data,$base,$func,$opts,$dir,$lvl+1,$sort);
63			}
64			}
65			//now handle the files
66			foreach($files as $file){
67			call_user_func_array($func, array(&$data,$base,$file,'f',$lvl,$opts));
68			}
69			}
70
71			/**
72			* The following functions are userfunctions to use with the search
73			* function above. This function is called for every found file or
74			* directory. When a directory is given to the function it has to
75			* decide if this directory should be traversed (true) or not (false)
76			* The function has to accept the following parameters:
77			*
78			* array &$data - Reference to the result data structure
79			* string $base - Base usually $conf['datadir']
80			* string $file - current file or directory relative to $base
81			* string $type - Type either 'd' for directory or 'f' for file
82			* int $lvl - Current recursion depht
83			* array $opts - option array as given to search()
84			*
85			* return values for files are ignored
86			*
87			* All functions should check the ACL for document READ rights
88			* namespaces (directories) are NOT checked (when sneaky_index is 0) as this
89			* would break the recursion (You can have an nonreadable dir over a readable
90			* one deeper nested) also make sure to check the file type (for example
91			* in case of lockfiles).
92			*/
93
94			/**
95			* Searches for pages beginning with the given query
96			*
97			* @author Andreas Gohr <[email protected]>
98			*
99			* @param array $data
100			* @param string $base
101			* @param string $file
102			* @param string $type
103			* @param integer $lvl
104			* @param array $opts
105			*
106			* @return bool
107			*/
108			function search_qsearch(&$data,$base,$file,$type,$lvl,$opts){
109			$opts = array(
110			'idmatch' => '(^\|:)'.preg_quote($opts['query'],'/').'/',
111			'listfiles' => true,
112			'pagesonly' => true,
113			);
114			return search_universal($data,$base,$file,$type,$lvl,$opts);
115			}
116
117			/**
118			* Build the browsable index of pages
119			*
120			* $opts['ns'] is the currently viewed namespace
121			*
122			* @author Andreas Gohr <[email protected]>
123			*
124			* @param array $data
125			* @param string $base
126			* @param string $file
127			* @param string $type
128			* @param integer $lvl
129			* @param array $opts
130			*
131			* @return bool
132			*/
133			function search_index(&$data,$base,$file,$type,$lvl,$opts){
134			global $conf;
135			$ns = isset($opts['ns']) ? $opts['ns'] : '';
136			$opts = array(
137			'pagesonly' => true,
138			'listdirs' => true,
139			'listfiles' => empty($opts['nofiles']),
140			'sneakyacl' => $conf['sneaky_index'],
141			// Hacky, should rather use recmatch
142			'depth' => preg_match('#^'.preg_quote($file, '#').'(/\|$)#','/'.$ns) ? 0 : -1
143			);
144
145			return search_universal($data, $base, $file, $type, $lvl, $opts);
146			}
147
148			/**
149			* List all namespaces
150			*
151			* @author Andreas Gohr <[email protected]>
152			*
153			* @param array $data
154			* @param string $base
155			* @param string $file
156			* @param string $type
157			* @param integer $lvl
158			* @param array $opts
159			*
160			* @return bool
161			*/
162			function search_namespaces(&$data,$base,$file,$type,$lvl,$opts){
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The parameter `$opts` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
163			$opts = array(
164			'listdirs' => true,
165			);
166			return search_universal($data,$base,$file,$type,$lvl,$opts);
167			}
168
169			/**
170			* List all mediafiles in a namespace
171			* $opts['depth'] recursion level, 0 for all
172			* $opts['showmsg'] shows message if invalid media id is used
173			* $opts['skipacl'] skip acl checking
174			* $opts['pattern'] check given pattern
175			* $opts['hash'] add hashes to result list
176			*
177			* @author Andreas Gohr <[email protected]>
178			*
179			* @param array $data
180			* @param string $base
181			* @param string $file
182			* @param string $type
183			* @param integer $lvl
184			* @param array $opts
185			*
186			* @return bool
187			*/
188			function search_media(&$data,$base,$file,$type,$lvl,$opts){
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The parameter `$lvl` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
189
190			//we do nothing with directories
191			if($type == 'd') {
192			if(empty($opts['depth'])) return true; // recurse forever
193			$depth = substr_count($file,'/');
194			if($depth >= $opts['depth']) return false; // depth reached
195			return true;
196			}
197
198			$info = array();
199			$info['id'] = pathID($file,true);
200			if($info['id'] != cleanID($info['id'])){
201			if($opts['showmsg'])
202			msg(hsc($info['id']).' is not a valid file name for DokuWiki - skipped',-1);
203			return false; // skip non-valid files
204			}
205
206			//check ACL for namespace (we have no ACL for mediafiles)
207			$info['perm'] = auth_quickaclcheck(getNS($info['id']).':*');
208			if(empty($opts['skipacl']) && $info['perm'] < AUTH_READ){
209			return false;
210			}
211
212			//check pattern filter
213			if(!empty($opts['pattern']) && !@preg_match($opts['pattern'], $info['id'])){
214			return false;
215			}
216
217			$info['file'] = \dokuwiki\Utf8\PhpString::basename($file);
218			$info['size'] = filesize($base.'/'.$file);
219			$info['mtime'] = filemtime($base.'/'.$file);
220			$info['writable'] = is_writable($base.'/'.$file);
221			if(preg_match("/\.(jpe?g\|gif\|png)$/",$file)){
222			$info['isimg'] = true;
223			$info['meta'] = new JpegMeta($base.'/'.$file);
224			}else{
225			$info['isimg'] = false;
226			}
227			if(!empty($opts['hash'])){
228			$info['hash'] = md5(io_readFile(mediaFN($info['id']),false));
229			}
230
231			$data[] = $info;
232
233			return false;
234			}
235
236			/**
237			* This function just lists documents (for RSS namespace export)
238			*
239			* @author Andreas Gohr <[email protected]>
240			*
241			* @param array $data
242			* @param string $base
243			* @param string $file
244			* @param string $type
245			* @param integer $lvl
246			* @param array $opts
247			*
248			* @return bool
249			*/
250			function search_list(&$data,$base,$file,$type,$lvl,$opts){
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The parameter `$base` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The parameter `$lvl` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The parameter `$opts` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
251			//we do nothing with directories
252			if($type == 'd') return false;
253			//only search txt files
254			if(substr($file,-4) == '.txt'){
255			//check ACL
256			$id = pathID($file);
257			if(auth_quickaclcheck($id) < AUTH_READ){
258			return false;
259			}
260			$data[]['id'] = $id;
261			}
262			return false;
263			}
264
265			/**
266			* Quicksearch for searching matching pagenames
267			*
268			* $opts['query'] is the search query
269			*
270			* @author Andreas Gohr <[email protected]>
271			*
272			* @param array $data
273			* @param string $base
274			* @param string $file
275			* @param string $type
276			* @param integer $lvl
277			* @param array $opts
278			*
279			* @return bool
280			*/
281			function search_pagename(&$data,$base,$file,$type,$lvl,$opts){
			0 ignored issues – show Unused Code introduced 2015-11-25 07:06 UTC by Report Bug Copy Issue Report The parameter `$lvl` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2021-01-05 20:44 UTC by Report Bug Copy Issue Report The parameter `$base` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
282			//we do nothing with directories
283			if($type == 'd') return true;
284			//only search txt files
285			if(substr($file,-4) != '.txt') return true;
286
287			//simple stringmatching
288			if (!empty($opts['query'])){
289			if(strpos($file,$opts['query']) !== false){
290			//check ACL
291			$id = pathID($file);
292			if(auth_quickaclcheck($id) < AUTH_READ){
293			return false;
294			}
295			$data[]['id'] = $id;
296			}
297			}
298			return true;
299			}
300
301			/**
302			* Just lists all documents
303			*
304			* $opts['depth'] recursion level, 0 for all
305			* $opts['hash'] do md5 sum of content?
306			* $opts['skipacl'] list everything regardless of ACL
307			*
308			* @author Andreas Gohr <[email protected]>
309			*
310			* @param array $data
311			* @param string $base
312			* @param string $file
313			* @param string $type
314			* @param integer $lvl
315			* @param array $opts
316			*
317			* @return bool
318			*/
319			function search_allpages(&$data,$base,$file,$type,$lvl,$opts){
			0 ignored issues – show Unused Code introduced 2021-01-05 20:44 UTC by Report Bug Copy Issue Report The parameter `$lvl` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
320			if(isset($opts['depth']) && $opts['depth']){
321			$parts = explode('/',ltrim($file,'/'));
322			if(($type == 'd' && count($parts) >= $opts['depth'])
323			\|\| ($type != 'd' && count($parts) > $opts['depth'])){
324			return false; // depth reached
325			}
326			}
327
328			//we do nothing with directories
329			if($type == 'd'){
330			return true;
331			}
332
333			//only search txt files
334			if(substr($file,-4) != '.txt') return true;
335
336			$item = array();
337			$item['id'] = pathID($file);
338			if(empty($opts['skipacl']) && auth_quickaclcheck($item['id']) < AUTH_READ){
339			return false;
340			}
341
342			$item['rev'] = filemtime($base.'/'.$file);
343			$item['mtime'] = $item['rev'];
344			$item['size'] = filesize($base.'/'.$file);
345			if(!empty($opts['hash'])){
346			$item['hash'] = md5(trim(rawWiki($item['id'])));
347			}
348
349			$data[] = $item;
350			return true;
351			}
352
353			/* ------------- helper functions below -------------- */
354
355			/**
356			* fulltext sort
357			*
358			* Callback sort function for use with usort to sort the data
359			* structure created by search_fulltext. Sorts descending by count
360			*
361			* @author Andreas Gohr <[email protected]>
362			*
363			* @param array $a
364			* @param array $b
365			*
366			* @return int
367			*/
368			function sort_search_fulltext($a,$b){
369			if($a['count'] > $b['count']){
370			return -1;
371			}elseif($a['count'] < $b['count']){
372			return 1;
373			}else{
374			return Sort::strcmp($a['id'],$b['id']);
375			}
376			}
377
378			/**
379			* translates a document path to an ID
380			*
381			* @author Andreas Gohr <[email protected]>
382			* @todo move to pageutils
383			*
384			* @param string $path
385			* @param bool $keeptxt
386			*
387			* @return mixed\|string
388			*/
389			function pathID($path,$keeptxt=false){
390			$id = utf8_decodeFN($path);
391			$id = str_replace('/',':',$id);
392			if(!$keeptxt) $id = preg_replace('#\.txt$#','',$id);
393			$id = trim($id, ':');
394			return $id;
395			}
396
397
398			/**
399			* This is a very universal callback for the search() function, replacing
400			* many of the former individual functions at the cost of a more complex
401			* setup.
402			*
403			* How the function behaves, depends on the options passed in the $opts
404			* array, where the following settings can be used.
405			*
406			* depth int recursion depth. 0 for unlimited (default: 0)
407			* keeptxt bool keep .txt extension for IDs (default: false)
408			* listfiles bool include files in listing (default: false)
409			* listdirs bool include namespaces in listing (default: false)
410			* pagesonly bool restrict files to pages (default: false)
411			* skipacl bool do not check for READ permission (default: false)
412			* sneakyacl bool don't recurse into nonreadable dirs (default: false)
413			* hash bool create MD5 hash for files (default: false)
414			* meta bool return file metadata (default: false)
415			* filematch string match files against this regexp (default: '', so accept everything)
416			* idmatch string match full ID against this regexp (default: '', so accept everything)
417			* dirmatch string match directory against this regexp when adding (default: '', so accept everything)
418			* nsmatch string match namespace against this regexp when adding (default: '', so accept everything)
419			* recmatch string match directory against this regexp when recursing (default: '', so accept everything)
420			* showmsg bool warn about non-ID files (default: false)
421			* showhidden bool show hidden files(e.g. by hidepages config) too (default: false)
422			* firsthead bool return first heading for pages (default: false)
423			*
424			* @param array &$data - Reference to the result data structure
425			* @param string $base - Base usually $conf['datadir']
426			* @param string $file - current file or directory relative to $base
427			* @param string $type - Type either 'd' for directory or 'f' for file
428			* @param int $lvl - Current recursion depht
429			* @param array $opts - option array as given to search()
430			* @return bool if this directory should be traversed (true) or not (false)
431			* return value is ignored for files
432			*
433			* @author Andreas Gohr <[email protected]>
434			*/
435			function search_universal(&$data,$base,$file,$type,$lvl,$opts){
436			$item = array();
437			$return = true;
438
439			// get ID and check if it is a valid one
440			$item['id'] = pathID($file,($type == 'd' \|\| !empty($opts['keeptxt'])));
441			if($item['id'] != cleanID($item['id'])){
442			if(!empty($opts['showmsg'])){
443			msg(hsc($item['id']).' is not a valid file name for DokuWiki - skipped',-1);
444			}
445			return false; // skip non-valid files
446			}
447			$item['ns'] = getNS($item['id']);
448
449			if($type == 'd') {
450			// decide if to recursion into this directory is wanted
451			if(empty($opts['depth'])){
452			$return = true; // recurse forever
453			}else{
454			$depth = substr_count($file,'/');
455			if($depth >= $opts['depth']){
456			$return = false; // depth reached
457			}else{
458			$return = true;
459			}
460			}
461
462			if ($return) {
463			$match = empty($opts['recmatch']) \|\| preg_match('/'.$opts['recmatch'].'/',$file);
464			if (!$match) {
465			return false; // doesn't match
466			}
467			}
468			}
469
470			// check ACL
471			if(empty($opts['skipacl'])){
472			if($type == 'd'){
473			$item['perm'] = auth_quickaclcheck($item['id'].':*');
474			}else{
475			$item['perm'] = auth_quickaclcheck($item['id']); //FIXME check namespace for media files
476			}
477			}else{
478			$item['perm'] = AUTH_DELETE;
479			}
480
481			// are we done here maybe?
482			if($type == 'd'){
483			if(empty($opts['listdirs'])) return $return;
484			//neither list nor recurse forbidden items:
485			if(empty($opts['skipacl']) && !empty($opts['sneakyacl']) && $item['perm'] < AUTH_READ) return false;
486			if(!empty($opts['dirmatch']) && !preg_match('/'.$opts['dirmatch'].'/',$file)) return $return;
487			if(!empty($opts['nsmatch']) && !preg_match('/'.$opts['nsmatch'].'/',$item['ns'])) return $return;
488			}else{
489			if(empty($opts['listfiles'])) return $return;
490			if(empty($opts['skipacl']) && $item['perm'] < AUTH_READ) return $return;
491			if(!empty($opts['pagesonly']) && (substr($file,-4) != '.txt')) return $return;
492			if(empty($opts['showhidden']) && isHiddenPage($item['id'])) return $return;
493			if(!empty($opts['filematch']) && !preg_match('/'.$opts['filematch'].'/',$file)) return $return;
494			if(!empty($opts['idmatch']) && !preg_match('/'.$opts['idmatch'].'/',$item['id'])) return $return;
495			}
496
497			// still here? prepare the item
498			$item['type'] = $type;
499			$item['level'] = $lvl;
500			$item['open'] = $return;
501
502			if(!empty($opts['meta'])){
503			$item['file'] = \dokuwiki\Utf8\PhpString::basename($file);
504			$item['size'] = filesize($base.'/'.$file);
505			$item['mtime'] = filemtime($base.'/'.$file);
506			$item['rev'] = $item['mtime'];
507			$item['writable'] = is_writable($base.'/'.$file);
508			$item['executable'] = is_executable($base.'/'.$file);
509			}
510
511			if($type == 'f'){
512			if(!empty($opts['hash'])) $item['hash'] = md5(io_readFile($base.'/'.$file,false));
513			if(!empty($opts['firsthead'])) $item['title'] = p_get_first_heading($item['id'],METADATA_DONT_RENDER);
514			}
515
516			// finally add the item
517			$data[] = $item;
518			return $return;
519			}
520
521			//Setup VIM: ex: et ts=4 :
522

splitbrain / dokuwiki

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search.php ➔ search_allpages() C

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