diff options
author | ahriman <ahriman@falte.red> | 2019-01-02 04:57:35 +0000 |
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committer | ahriman <ahriman@falte.red> | 2019-01-02 04:57:35 +0000 |
commit | 2bd7f83a6495011ada78ca8a9f2af417caf01760 (patch) | |
tree | f9acdb7f09e011c65330ab993d4db3620787dbfb /wiki/inc/search.php | |
parent | bcb215c3a7e914d05f166846a33860e48bba64fb (diff) | |
download | site-2bd7f83a6495011ada78ca8a9f2af417caf01760.tar.gz |
removed dokuwiki
Diffstat (limited to 'wiki/inc/search.php')
-rw-r--r-- | wiki/inc/search.php | 518 |
1 files changed, 0 insertions, 518 deletions
diff --git a/wiki/inc/search.php b/wiki/inc/search.php deleted file mode 100644 index 14cd0f8..0000000 --- a/wiki/inc/search.php +++ /dev/null @@ -1,518 +0,0 @@ -<?php -/** - * DokuWiki search functions - * - * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) - * @author Andreas Gohr <andi@splitbrain.org> - */ - -if(!defined('DOKU_INC')) die('meh.'); - -/** - * 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 $sort 'natural' to use natural order sorting (default); 'date' to sort by filemtime; leave empty to skip sorting. - * @author Andreas Gohr <andi@splitbrain.org> - */ -function search(&$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, $files); - } else /* natural */ { - natsort($files); - } - natsort($dirs); - } - - //give directories to userfunction then recurse - foreach($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 <andi@splitbrain.org> - * - * @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 <andi@splitbrain.org> - * - * @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; - $opts = array( - 'pagesonly' => true, - 'listdirs' => true, - 'listfiles' => empty($opts['nofiles']), - 'sneakyacl' => $conf['sneaky_index'], - // Hacky, should rather use recmatch - 'depth' => preg_match('#^'.preg_quote($file, '#').'(/|$)#','/'.$opts['ns']) ? 0 : -1 - ); - - return search_universal($data, $base, $file, $type, $lvl, $opts); -} - -/** - * List all namespaces - * - * @author Andreas Gohr <andi@splitbrain.org> - * - * @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 <andi@splitbrain.org> - * - * @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; - } - - $info['file'] = utf8_basename($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 <andi@splitbrain.org> - * - * @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 <andi@splitbrain.org> - * - * @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 <andi@splitbrain.org> - * - * @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(isset($opts['skipacl']) && !$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 <andi@splitbrain.org> - * - * @param array $a - * @param array $b - * - * @return int - */ -function sort_search_fulltext($a,$b){ - if($a['count'] > $b['count']){ - return -1; - }elseif($a['count'] < $b['count']){ - return 1; - }else{ - return strcmp($a['id'],$b['id']); - } -} - -/** - * translates a document path to an ID - * - * @author Andreas Gohr <andi@splitbrain.org> - * @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 $opts - option array as given to search() - * @return bool if this directory should be traversed (true) or not (false) - * return value is ignored for files - * - * @author Andreas Gohr <gohr@cosmocode.de> - */ -function search_universal(&$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 $return; - if(empty($opts['skipacl']) && !empty($opts['sneakyacl']) && $item['perm'] < AUTH_READ) return false; //neither list nor recurse - if(!empty($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'])){ - $item['file'] = utf8_basename($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 : |