PHP程式碼樣例
阿新 • • 發佈：2020-08-11
1 <?php 2 3 /** 4 * 時間：2015-8-6 5 * 作者：River 6 * 超級有用、必須收藏的PHP程式碼樣例 7 */ 8 class Helper { 9 10 /** 11 * 友好顯示var_dump 12 */ 13 static public function dump($var, $echo = true, $label = null, $strict = true) { 14 $label = ( $label === null ) ? '' : rtrimView Code($label) . ' '; 15 if (!$strict) { 16 if (ini_get('html_errors')) { 17 $output = print_r($var, true); 18 $output = "<pre>" . $label . htmlspecialchars($output, ENT_QUOTES) . "</pre>"; 19 } else { 20 $output= $label . print_r($var, true); 21 } 22 } else { 23 ob_start(); 24 var_dump($var); 25 $output = ob_get_clean(); 26 if (!extension_loaded('xdebug')) { 27 $output = preg_replace("/\]\=\>\n(\s+)/m", "] => ", $output); 28 $output = '<pre>' . $label . htmlspecialchars($output, ENT_QUOTES) . '</pre>'; 29 } 30 } 31 if ($echo) { 32 echo $output; 33 return null; 34 } else 35 return $output; 36 } 37 38 /** 39 * 獲取客戶端IP地址 40 */ 41 static public function getClientIP() { 42 static $ip = NULL; 43 if ($ip !== NULL) 44 return $ip; 45 if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) { 46 $arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']); 47 $pos = array_search('unknown', $arr); 48 if (false !== $pos) 49 unset($arr[$pos]); 50 $ip = trim($arr[0]); 51 } elseif (isset($_SERVER['HTTP_CLIENT_IP'])) { 52 $ip = $_SERVER['HTTP_CLIENT_IP']; 53 } elseif (isset($_SERVER['REMOTE_ADDR'])) { 54 $ip = $_SERVER['REMOTE_ADDR']; 55 } 56 // IP地址合法驗證 57 $ip = ( false !== ip2long($ip) ) ? $ip : '0.0.0.0'; 58 return $ip; 59 } 60 61 /** 62 * 迴圈建立目錄 63 */ 64 static public function mkdir($dir, $mode = 0777) { 65 if (is_dir($dir) || @mkdir($dir, $mode)) 66 return true; 67 if (!mk_dir(dirname($dir), $mode)) 68 return false; 69 return @mkdir($dir, $mode); 70 } 71 72 /** 73 * 格式化單位 74 */ 75 static public function byteFormat($size, $dec = 2) { 76 $a = array("B", "KB", "MB", "GB", "TB", "PB"); 77 $pos = 0; 78 while ($size >= 1024) { 79 $size /= 1024; 80 $pos++; 81 } 82 return round($size, $dec) . " " . $a[$pos]; 83 } 84 85 /** 86 * 下拉框，單選按鈕 自動選擇 87 * 88 * @param $string 輸入字元 89 * @param $param 條件 90 * @param $type 型別 91 * selected checked 92 * @return string 93 */ 94 static public function selected($string, $param = 1, $type = 'select') { 95 96 if (is_array($param)) { 97 $true = in_array($string, $param); 98 } elseif ($string == $param) { 99 $true = true; 100 } 101 if ($true) 102 $return = $type == 'select' ? 'selected="selected"' : 'checked="checked"'; 103 104 echo $return; 105 } 106 107 /** 108 * 獲得來源型別 post get 109 * 110 * @return unknown 111 */ 112 static public function method() { 113 return strtoupper(isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : 'GET' ); 114 } 115 116 /** 117 * 提示資訊 118 */ 119 static public function message($action = 'success', $content = '', $redirect = 'javascript:history.back(-1);', $timeout = 4) { 120 121 switch ($action) { 122 case 'success': 123 $titler = '操作完成'; 124 $class = 'message_success'; 125 $images = 'message_success.png'; 126 break; 127 case 'error': 128 $titler = '操作未完成'; 129 $class = 'message_error'; 130 $images = 'message_error.png'; 131 break; 132 case 'errorBack': 133 $titler = '操作未完成'; 134 $class = 'message_error'; 135 $images = 'message_error.png'; 136 break; 137 case 'redirect': 138 header("Location:$redirect"); 139 break; 140 case 'script': 141 if (empty($redirect)) { 142 exit('<script language="javascript">alert("' . $content . '");window.history.back(-1)</script>'); 143 } else { 144 exit('<script language="javascript">alert("' . $content . '");window.location=" ' . $redirect . ' "</script>'); 145 } 146 break; 147 } 148 149 // 資訊頭部 150 $header = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 151 <html xmlns="http://www.w3.org/1999/xhtml"> 152 <head> 153 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> 154 <title>操作提示</title> 155 <style type="text/css"> 156 body{font:12px/1.7 "\5b8b\4f53",Tahoma;} 157 html,body,div,p,a,h3{margin:0;padding:0;} 158 .tips_wrap{ background:#F7FBFE;border:1px solid #DEEDF6;width:780px;padding:50px;margin:50px auto 0;} 159 .tips_inner{zoom:1;} 160 .tips_inner:after{visibility:hidden;display:block;font-size:0;content:" ";clear:both;height:0;} 161 .tips_inner .tips_img{width:80px;float:left;} 162 .tips_info{float:left;line-height:35px;width:650px} 163 .tips_info h3{font-weight:bold;color:#1A90C1;font-size:16px;} 164 .tips_info p{font-size:14px;color:#999;} 165 .tips_info p.message_error{font-weight:bold;color:#F00;font-size:16px; line-height:22px} 166 .tips_info p.message_success{font-weight:bold;color:#1a90c1;font-size:16px; line-height:22px} 167 .tips_info p.return{font-size:12px} 168 .tips_info .time{color:#f00; font-size:14px; font-weight:bold} 169 .tips_info p a{color:#1A90C1;text-decoration:none;} 170 </style> 171 </head> 172 <body>'; 173 // 資訊底部 174 $footer = '</body></html>'; 175 176 $body = '<script type="text/javascript"> 177 function delayURL(url) { 178 var delay = document.getElementById("time").innerHTML; 179 //alert(delay); 180 if(delay > 0){ 181 delay--; 182 document.getElementById("time").innerHTML = delay; 183 } else { 184 window.location.href = url; 185 } 186 setTimeout("delayURL(\'" + url + "\')", 1000); 187 } 188 </script><div class="tips_wrap"> 189 <div class="tips_inner"> 190 <div class="tips_img"> 191 <img src="' . Yii::app()->baseUrl . '/static/images/' . $images . '"/> 192 </div> 193 <div class="tips_info"> 194 <p class="' . $class . '">' . $content . '</p> 195 <p class="return">系統自動跳轉在 <span class="time" id="time">' . $timeout . ' </span> 秒後，如果不想等待，<a href="' . $redirect . '">點選這裡跳轉</a></p> 196 </div> 197 </div> 198 </div><script type="text/javascript"> 199 delayURL("' . $redirect . '"); 200 </script>'; 201 202 exit($header . $body . $footer); 203 } 204 205 /** 206 * 查詢字元生成 207 */ 208 static public function buildCondition(array $getArray, array $keys = array()) { 209 if ($getArray) { 210 foreach ($getArray as $key => $value) { 211 if (in_array($key, $keys) && $value) { 212 $arr[$key] = CHtml::encode(strip_tags($value)); 213 } 214 } 215 return $arr; 216 } 217 } 218 219 /** 220 * base64_encode 221 */ 222 static function b64encode($string) { 223 $data = base64_encode($string); 224 $data = str_replace(array('+', '/', '='), array('-', '_', ''), $data); 225 return $data; 226 } 227 228 /** 229 * base64_decode 230 */ 231 static function b64decode($string) { 232 $data = str_replace(array('-', '_'), array('+', '/'), $string); 233 $mod4 = strlen($data) % 4; 234 if ($mod4) { 235 $data .= substr('====', $mod4); 236 } 237 return base64_decode($data); 238 } 239 240 /** 241 * 驗證郵箱 242 */ 243 public static function email($str) { 244 if (empty($str)) 245 return true; 246 $chars = "/^([a-z0-9+_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.)+[a-z]{2,6}\$/i"; 247 if (strpos($str, '@') !== false && strpos($str, '.') !== false) { 248 if (preg_match($chars, $str)) { 249 return true; 250 } else { 251 return false; 252 } 253 } else { 254 return false; 255 } 256 } 257 258 /** 259 * 驗證手機號碼 260 */ 261 public static function mobile($str) { 262 if (empty($str)) { 263 return true; 264 } 265 266 return preg_match('#^13[\d]{9}$|14^[0-9]\d{8}|^15[0-9]\d{8}$|^18[0-9]\d{8}$#', $str); 267 } 268 269 /** 270 * 驗證固定電話 271 */ 272 public static function tel($str) { 273 if (empty($str)) { 274 return true; 275 } 276 return preg_match('/^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/', trim($str)); 277 } 278 279 /** 280 * 驗證qq號碼 281 */ 282 public static function qq($str) { 283 if (empty($str)) { 284 return true; 285 } 286 287 return preg_match('/^[1-9]\d{4,12}$/', trim($str)); 288 } 289 290 /** 291 * 驗證郵政編碼 292 */ 293 public static function zipCode($str) { 294 if (empty($str)) { 295 return true; 296 } 297 298 return preg_match('/^[1-9]\d{5}$/', trim($str)); 299 } 300 301 /** 302 * 驗證ip 303 */ 304 public static function ip($str) { 305 if (empty($str)) 306 return true; 307 308 if (!preg_match('#^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$#', $str)) { 309 return false; 310 } 311 312 $ip_array = explode('.', $str); 313 314 //真實的ip地址每個數字不能大於255（0-255） 315 return ( $ip_array[0] <= 255 && $ip_array[1] <= 255 && $ip_array[2] <= 255 && $ip_array[3] <= 255 ) ? true : false; 316 } 317 318 /** 319 * 驗證身份證(中國) 320 */ 321 public static function idCard($str) { 322 $str = trim($str); 323 if (empty($str)) 324 return true; 325 326 if (preg_match("/^([0-9]{15}|[0-9]{17}[0-9a-z])$/i", $str)) 327 return true; 328 else 329 return false; 330 } 331 332 /** 333 * 驗證網址 334 */ 335 public static function url($str) { 336 if (empty($str)) 337 return true; 338 339 return preg_match('#(http|https|ftp|ftps)://([\w-]+\.)+[\w-]+(/[\w-./?%&=]*)?#i', $str) ? true : false; 340 } 341 342 /** 343 * 根據ip獲取地理位置 344 * @param $ip 345 * return :ip,beginip,endip,country,area 346 */ 347 public static function getlocation($ip = '') { 348 $ip = new XIp(); 349 $ipArr = $ip->getlocation($ip); 350 return $ipArr; 351 } 352 353 /** 354 * 中文轉換為拼音 355 */ 356 public static function pinyin($str) { 357 $ip = new XPinyin(); 358 return $ip->output($str); 359 } 360 361 /** 362 * 拆分sql 363 * 364 * @param $sql 365 */ 366 public static function splitsql($sql) { 367 $sql = preg_replace("/TYPE=(InnoDB|MyISAM|MEMORY)( DEFAULT CHARSET=[^; ]+)?/", "ENGINE=\\1 DEFAULT CHARSET=" . Yii::app()->db->charset, $sql); 368 $sql = str_replace("\r", "\n", $sql); 369 $ret = array(); 370 $num = 0; 371 $queriesarray = explode(";\n", trim($sql)); 372 unset($sql); 373 foreach ($queriesarray as $query) { 374 $ret[$num] = ''; 375 $queries = explode("\n", trim($query)); 376 $queries = array_filter($queries); 377 foreach ($queries as $query) { 378 $str1 = substr($query, 0, 1); 379 if ($str1 != '#' && $str1 != '-') 380 $ret[$num] .= $query; 381 } 382 $num++; 383 } 384 return ($ret); 385 } 386 387 /** 388 * 字元擷取 389 * 390 * @param $string 391 * @param $length 392 * @param $dot 393 */ 394 public static function cutstr($string, $length, $dot = '...', $charset = 'utf-8') { 395 if (strlen($string) <= $length) 396 return $string; 397 398 $pre = chr(1); 399 $end = chr(1); 400 $string = str_replace(array('&', '"', '<', '>'), array($pre . '&' . $end, $pre . '"' . $end, $pre . '<' . $end, $pre . '>' . $end), $string); 401 402 $strcut = ''; 403 if (strtolower($charset) == 'utf-8') { 404 405 $n = $tn = $noc = 0; 406 while ($n < strlen($string)) { 407 408 $t = ord($string[$n]); 409 if ($t == 9 || $t == 10 || ( 32 <= $t && $t <= 126 )) { 410 $tn = 1; 411 $n++; 412 $noc++; 413 } elseif (194 <= $t && $t <= 223) { 414 $tn = 2; 415 $n += 2; 416 $noc += 2; 417 } elseif (224 <= $t && $t <= 239) { 418 $tn = 3; 419 $n += 3; 420 $noc += 2; 421 } elseif (240 <= $t && $t <= 247) { 422 $tn = 4; 423 $n += 4; 424 $noc += 2; 425 } elseif (248 <= $t && $t <= 251) { 426 $tn = 5; 427 $n += 5; 428 $noc += 2; 429 } elseif ($t == 252 || $t == 253) { 430 $tn = 6; 431 $n += 6; 432 $noc += 2; 433 } else { 434 $n++; 435 } 436 437 if ($noc >= $length) { 438 break; 439 } 440 } 441 if ($noc > $length) { 442 $n -= $tn; 443 } 444 445 $strcut = substr($string, 0, $n); 446 } else { 447 for ($i = 0; $i < $length; $i++) { 448 $strcut .= ord($string[$i]) > 127 ? $string[$i] . $string[++$i] : $string[$i]; 449 } 450 } 451 452 $strcut = str_replace(array($pre . '&' . $end, $pre . '"' . $end, $pre . '<' . $end, $pre . '>' . $end), array('&', '"', '<', '>'), $strcut); 453 454 $pos = strrpos($strcut, chr(1)); 455 if ($pos !== false) { 456 $strcut = substr($strcut, 0, $pos); 457 } 458 return $strcut . $dot; 459 } 460 461 /** 462 * 描述格式化 463 * @param $subject 464 */ 465 public static function clearCutstr($subject, $length = 0, $dot = '...', $charset = 'utf-8') { 466 if ($length) { 467 return XUtils::cutstr(strip_tags(str_replace(array("\r\n"), '', $subject)), $length, $dot, $charset); 468 } else { 469 return strip_tags(str_replace(array("\r\n"), '', $subject)); 470 } 471 } 472 473 /** 474 * 檢測是否為英文或英文數字的組合 475 * 476 * @return unknown 477 */ 478 public static function isEnglist($param) { 479 if (!eregi("^[A-Z0-9]{1,26}$", $param)) { 480 return false; 481 } else { 482 return true; 483 } 484 } 485 486 /** 487 * 將自動判斷網址是否加http:// 488 * 489 * @param $http 490 * @return string 491 */ 492 public static function convertHttp($url) { 493 if ($url == 'http://' || $url == '') 494 return ''; 495 496 if (substr($url, 0, 7) != 'http://' && substr($url, 0, 8) != 'https://') 497 $str = 'http://' . $url; 498 else 499 $str = $url; 500 return $str; 501 } 502 503 /* 504 標題樣式格式化 505 */ 506 507 public static function titleStyle($style) { 508 $text = ''; 509 if ($style['bold'] == 'Y') { 510 $text .='font-weight:bold;'; 511 $serialize['bold'] = 'Y'; 512 } 513 514 if ($style['underline'] == 'Y') { 515 $text .='text-decoration:underline;'; 516 $serialize['underline'] = 'Y'; 517 } 518 519 if (!empty($style['color'])) { 520 $text .='color:#' . $style['color'] . ';'; 521 $serialize['color'] = $style['color']; 522 } 523 524 return array('text' => $text, 'serialize' => empty($serialize) ? '' : serialize($serialize)); 525 } 526 527 // 自動轉換字符集 支援陣列轉換 528 static public function autoCharset($string, $from = 'gbk', $to = 'utf-8') { 529 $from = strtoupper($from) == 'UTF8' ? 'utf-8' : $from; 530 $to = strtoupper($to) == 'UTF8' ? 'utf-8' : $to; 531 if (strtoupper($from) === strtoupper($to) || empty($string) || (is_scalar($string) && !is_string($string))) { 532 //如果編碼相同或者非字串標量則不轉換 533 return $string; 534 } 535 if (is_string($string)) { 536 if (function_exists('mb_convert_encoding')) { 537 return mb_convert_encoding($string, $to, $from); 538 } elseif (function_exists('iconv')) { 539 return iconv($from, $to, $string); 540 } else { 541 return $string; 542 } 543 } elseif (is_array($string)) { 544 foreach ($string as $key => $val) { 545 $_key = self::autoCharset($key, $from, $to); 546 $string[$_key] = self::autoCharset($val, $from, $to); 547 if ($key != $_key) 548 unset($string[$key]); 549 } 550 return $string; 551 } else { 552 return $string; 553 } 554 } 555 556 /* 557 標題樣式恢復 558 */ 559 560 public static function titleStyleRestore($serialize, $scope = 'bold') { 561 $unserialize = unserialize($serialize); 562 if ($unserialize['bold'] == 'Y' && $scope == 'bold') 563 return 'Y'; 564 if ($unserialize['underline'] == 'Y' && $scope == 'underline') 565 return 'Y'; 566 if ($unserialize['color'] && $scope == 'color') 567 return $unserialize['color']; 568 } 569 570 /** 571 * 列出資料夾列表 572 * 573 * @param $dirname 574 * @return unknown 575 */ 576 public static function getDir($dirname) { 577 $files = array(); 578 if (is_dir($dirname)) { 579 $fileHander = opendir($dirname); 580 while (( $file = readdir($fileHander) ) !== false) { 581 $filepath = $dirname . '/' . $file; 582 if (strcmp($file, '.') == 0 || strcmp($file, '..') == 0 || is_file($filepath)) { 583 continue; 584 } 585 $files[] = self::autoCharset($file, 'GBK', 'UTF8'); 586 } 587 closedir($fileHander); 588 } else { 589 $files = false; 590 } 591 return $files; 592 } 593 594 /** 595 * 列出檔案列表 596 * 597 * @param $dirname 598 * @return unknown 599 */ 600 public static function getFile($dirname) { 601 $files = array(); 602 if (is_dir($dirname)) { 603 $fileHander = opendir($dirname); 604 while (( $file = readdir($fileHander) ) !== false) { 605 $filepath = $dirname . '/' . $file; 606 607 if (strcmp($file, '.') == 0 || strcmp($file, '..') == 0 || is_dir($filepath)) { 608 continue; 609 } 610 $files[] = self::autoCharset($file, 'GBK', 'UTF8'); 611 ; 612 } 613 closedir($fileHander); 614 } else { 615 $files = false; 616 } 617 return $files; 618 } 619 620 /** 621 * [格式化圖片列表資料] 622 * 623 * @return [type] [description] 624 */ 625 public static function imageListSerialize($data) { 626 627 foreach ((array) $data['file'] as $key => $row) { 628 if ($row) { 629 $var[$key]['fileId'] = $data['fileId'][$key]; 630 $var[$key]['file'] = $row; 631 } 632 } 633 return array('data' => $var, 'dataSerialize' => empty($var) ? '' : serialize($var)); 634 } 635 636 /** 637 * 反引用一個引用字串 638 * @param $string 639 * @return string 640 */ 641 static function stripslashes($string) { 642 if (is_array($string)) { 643 foreach ($string as $key => $val) { 644 $string[$key] = self::stripslashes($val); 645 } 646 } else { 647 $string = stripslashes($string); 648 } 649 return $string; 650 } 651 652 /** 653 * 引用字串 654 * @param $string 655 * @param $force 656 * @return string 657 */ 658 static function addslashes($string, $force = 1) { 659 if (is_array($string)) { 660 foreach ($string as $key => $val) { 661 $string[$key] = self::addslashes($val, $force); 662 } 663 } else { 664 $string = addslashes($string); 665 } 666 return $string; 667 } 668 669 /** 670 * 格式化內容 671 */ 672 static function formatHtml($content, $options = '') { 673 $purifier = new CHtmlPurifier(); 674 if ($options != false) 675 $purifier->options = $options; 676 return $purifier->purify($content); 677 } 678 679 } 680 681 ?>