PHP Tool Classes

PHP tool classes, developing prerequisites for the class: Form Validation Class Verification Code Class Log class Pagination class Infinite Pole Classification class Class Lib_form { Private $typeArr =array (' isnotempty ', ' isint ', ' isstr ', ' isemail ', ' Istel ', ' isonlynum ', ' hasset ', ' Isonlychar ', ' is Numandchar ', ' checklength '); Private $msg = Array (); Private $code = 0; Public Function Validata ($post) { if (!is_array ($post)) { $this->msg[] = ' data is not array '; } Else { foreach ($post as $field = $value) { $func = $post [$field] [' Valid ']; $value = $post [$field] [' value ']; $checkLength = ' checklength '; if ($pos = Stripos ($func, $checkLength)!==false) { $condition = substr ($func, strlen ($checkLength)); $func = $checkLength; $LENGTHARR = Explode ('-', $condition); Self:: $func ($value, $field, $LENGTHARR [0], $LENGTHARR [1]); } Else { if (!in_array ($func, $this->typearr)) { $this->msg = $func. ' Isnotexists '; Break } Self:: $func ($value, $field); } } } return $this->showrestult (); } Private Function Showrestult () { if ($this->msg && is_array ($this->msg)) { $this->code = 1; $msg = Implode (', ', $this->msg); $ret = Array (' code ' = = $this->code, ' msg ' = + $msg); return $ret; } Return Array (' Code ' = $this->code, ' msg ' = ' success '); } Private Function Isnotempty ($value, $field) { if (! $this->hasset ($value, $field)) return false; $value = Trim ($value); if (empty ($value)) { $this->msg[] = $field. ' IsEmpty '; return false; } return true; } Private Function Isint ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); if (!is_int ($value)) { $this->msg[] = $field. ' Isnotint '; return false; } return true; } Private Function Isstr ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); if (!is_string ($value)) { $this->msg[] = $field. ' Isnotstr '; return false; } return true; } Private Function Hasset ($value, $field) { if (!isset ($value)) { $this->msg[] = $field. ' Isnotset '; return false; } return true; } Private Function Isemail ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); $pattern = "/^[a-za-z0-9_-]+@[a-za-z0-9_-]+ (\.[ a-za-z0-9_-]+) $/"; if (!preg_match ($pattern, $value)) { $this->msg[] = $field. ' Isnotemail '; return false; } return true; } Private Function Istel ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); $pattern = '/^[0-9]{7,11}$/'; if (!preg_match ($pattern, $value)) { $this->msg[] = $field. ' Isnottel '; return false; } return true; } Private Function Isonlynum ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); $pattern = "/^[0-9]{1,}$/"; if (!preg_match ($pattern, $value)) { $this->msg[] = $field. ' Isnotonlynum '; return false; } return true; } Private Function Isonlychar ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); $pattern = "/^[a-za-z]{1,}$/"; if (!preg_match ($pattern, $value)) { $this->msg[] = $field. ' Isnotonlychar '; return false; } return true; } Private Function Isnumandchar ($value, $field) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); $pattern = "/^[a-za-z0-9]{1,}$/"; if (!preg_match ($pattern, $value)) { $this->msg[] = $field. ' Isnotnumandchar '; return false; } return true; } Private Function Checklength ($value, $field, $minLength, $maxLength) { if (! $this->isnotempty ($value, $field)) return false; $value = Trim ($value); $length = (strlen ($value) + Mb_strlen ($value, ' UTF8 '))/2; if ($length < $minLength | | $length > $maxLength) { $this->msg[] = $field. ' Isnotinlength '; return false; } return true; } } if ($_post[' submit ')) { $form = new Lib_form (); $post [' name '] = Array (' value ' =>$_post[' name '], ' valid ' = ' checklength6-12 '); $post [' pwd '] = Array (' value ' =>$_post[' pwd '], ' valid ' = ' checklength4-12 '); $post [' Sex ']= array (' value ' =>$_post[' sex '], ' valid ' = ' hasset '); $ret = $form->validata ($post); if ($ret [' Code ']) { echo $ret [' msg ']; } } ?> Copy Code Class Lib_image { Private $height = 0; Private $width = 0; Public function __construct ($height, $width) { $this->height = $height; $this->width = $width; } Private Function Gencode ($num) { for ($i =0; $i < $num; $i + +)//Generate Verification code { Switch (rand (0,2)) { Case 0: $code [$i]=CHR (rand (48,57)); break;//number Case 1: $code [$i]=CHR (rand (65,90)); break;//Capital Letter Case 2: $code [$i]=CHR (rand (97,122)); break;//Small Letter } } $_session["Verifycode"]= $code; return $code; } Private Function Genother ($image) { for ($i =0; $i <80; $i + +)//Generate interference pixels { $dis _color=imagecolorallocate ($image, Rand (0,2555), Rand (0,255), Rand (0,255)); Imagesetpixel ($image, rand (1, $this->width), rand (1, $this->height), $dis _color); } } Public Function Verycode () { $image =imagecreate ($this->width, $this->height); Imagecolorallocate ($image, 255,255,255); $this->genother ($image); $num = 4; $code = $this->gencode ($num); for ($i =0; $i < $num; $i + +)//print character to image { $char _color=imagecolorallocate ($image, Rand (0,2555), Rand (0,255), Rand (0,255)); Imagechar ($image, Max, ($this->width/$num) * $i, Rand (0,5), $code [$i], $char _color); } Header ("Content-type:image/png"); Imagepng ($image);//output image to browser Imagedestroy ($image);//Release resources } } $image = new Lib_image (25, 65); $image->verycode (); ?> Copy Code Class Lib_log { Private $logError = 0; Private $logWarn = 1; Private $logDebug = 2; Private $logDir = ' log/'; Private $logFile = ' log '; Private $fileExt = '. txt '; Private $fileHander = null; Public Function __construct () { if (!is_dir ($this->logdir)) { mkdir ($this->logdir,0777); } $this->logfile. = Date (' y-m-d '). $this->fileext; if (! $this->filehander = @fopen ($this->logdir. $this->logfile, ' A + ')) { Die (' The log file can is not open! '); } } Public Function Writelog ($message) { $ip = isset ($_server[' remote_addr ')? $_server[' remote_addr ': ' 0.0.0.0 '; $debug = Debug_backtrace (true); $string = Date (' y-m-d h:i:s '). " \ t "; $string. = $ip. " \ t "; $string. = $debug [0][' file ']. " \ t "; $string. = "\tline". $debug [0][' line ']. \ t "; $string. = Json_encode ($message). " \ r \ n "; if (!fwrite ($this->filehander, $string)) { Die (' The log file can is not written! '); } } Public Function __destruct () { if ($this->filehander!=null) { Fclose ($this->filehander); } } } $log = new Lib_log (); $log->writelog (' the error debug! '); echo ""; ?> Copy Code Class Lib_page { Public $currentPage =0;//Current page Private $totalPage =0;//Total pages Private $totalNums = 0; Total Record Count Private $perNums =0;//The number of records displayed per page Private $type = 0;//Display Type Public function __construct ($totalNums, $perNums, $type =0) { $this->totalnums= intval ($totalNums); $this->pernums= intval ($perNums); $this->totalpage=intval (ceil ($this->totalnums/$this->pernums)); $this->currentpage= min (max (1, $_request[' P ']), $this->totalpage); $this->type =intval ($type); } Private Function First () { if ($this->currentpage==1) return false; Return "Home"; } Private Function Last () { if ($this->currentpage== $this->totalpage) return false; Return "Totalpage} ' > last"; } Private Function Next () { $p = min ($this->currentpage+1, $this->totalpage); if ($p = = $this->totalpage) return false; Return "Next page"; } Private Function prev () { $p = max (1, $this->currentpage-1); if ($p ==1) return false; Return "Previous page"; } Private Function Total () { Return " Total {$this->totalpage} page | {$this->totalnums} records | Current {$this->currentpage} page "; } Private Function page () { $show = ""; for ($i =1; $i <= $this->totalpage; $i +) { if ($i = = $this->currentpage) $show. = "{$i}"; Else $show. = "{$i}"; } return $show; } Public Function Show () { if ($this->type==1) { return $this->total (). ' '. $this->page (); }else if ($this->type==2) { return $this->total (). ' '. $this->first (). ' '. $this->prev (). ' '. $this->next (). ' '. $this->last (); }elseif ($this->type==0) { return $this->total (). ' '. $this->first (). ' '. $this->prev (). ' '. $this->page (). ' '. $this->next (). ' '. $this->last (); } } } $totalNums = 80; $perNums = 10; $page = new Lib_page ($totalNums, $perNums); echo $page->show (); ?> Copy Code Class Lib_tree { Private $items = Array (); Private $icon = Array ( ' ├ ', ' ├ ', ' ├ ', ' ├ ', ' ├ ', ' └ ', ); Private $field = array (' id ', ' name '); Public $ret = ' $this->ret.= ' $this->ret.= ' $this->ret.= ' $this->show ($child [' id ']); '; Public function __construct ($items) { $this->items = $items; } Public Function SetIcon ($icon) { $this->icon = $icon; } Public Function GetChildren ($pid) { foreach ($this->items as $item) { if ($item [' pid ']== $pid) { $children [] = $item; } } return $children && Is_array ($children)? $children: false; } Public Function getParent ($id) { return $this->items[$this->items[$id] [' pid ']; } Public function Show ($PID) { $children = $this->getchildren ($pid); if (! $children) return false; foreach ($children as $child) { $this->ret.= ' '; '; '; '; } } } $items = Array ( Array (' ID ' =>1, ' name ' = ' Hubei ', ' pid ' =>0, ' Level ' =>0), Array (' ID ' =>2, ' name ' = ' Wuhan ', ' pid ' =>1, ' Level ' =>1), Array (' ID ' =>3, ' name ' = ' Xiaogan ', ' pid ' =>1, ' Level ' =>1), Array (' ID ' =>4, ' name ' = ' Guangdong ', ' pid ' =>0, ' Level ' =>0), Array (' ID ' =>5, ' name ' = ' Guangzhou ', ' pid ' =>4, ' Level ' =>1), Array (' ID ' =>6, ' name ' = ' Shenzhen ', ' pid ' =>4, ' Level ' =>1), Array (' ID ' =>7, ' name ' = ' Dongguan ', ' pid ' =>4, ' Level ' =>1), Array (' ID ' =>8, ' name ' = ' Yichang ', ' pid ' =>1, ' Level ' =>1), Array (' ID ' =>9, ' name ' = ' Yunmeng ', ' pid ' =>3, ' Level ' =>2), Array (' ID ' =>10, ' name ' = ' Nanshan ', ' pid ' =>6, ' Level ' =>2), Array (' ID ' =>11, ' name ' = ' bao security ', ' pid ' =>6, ' Level ' =>2), Array (' ID ' =>12, ' name ' = = ' inverted shop ', ' pid ' =>9, ' Level ' =>3), Array (' ID ' =>13, ' name ' = ' Mrs Law Brigade ', ' pid ' =>12, ' Level ' =>4), Array (' ID ' =>14, ' name ' = ' + ' under Fan Cun ', ' pid ' =>13, ' Level ' =>5), ); $tree = new Lib_tree ($items); $tree->show (0); Echo $tree->ret; ?> Copy Code class name Operation '. $this->icon[$child [' Level ']. $child [' name ']. ' Remove Add modifications 