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1 <?php 2 /* vim: set expandtab tabstop=4 shiftwidth=4: */ 3 // +----------------------------------------------------------------------+ 4 // | PHP Version 4 | 5 // +----------------------------------------------------------------------+ 6 // | Copyright (c) 1997, 1998, 1999, 2000, 2001 The PHP Group | 7 // +----------------------------------------------------------------------+ 8 // | This source file is subject to version 2.0 of the PHP license, | 9 // | that is bundled with this package in the file LICENSE, and is | 10 // | available at through the world-wide-web at | 11 // | http://www.php.net/license/2_02.txt. | 12 // | If you did not receive a copy of the PHP license and are unable to | 13 // | obtain it through the world-wide-web, please send a note to | 14 // | license@php.net so we can mail you a copy immediately. | 15 // +----------------------------------------------------------------------+ 16 // | Author: Adam Daniel <adaniel1@eesus.jnj.com> | 17 // +----------------------------------------------------------------------+ 18 // 19 // $Id: Common.php,v 1.1 2005/12/06 01:50:39 matthieu_ Exp $ 20 21 /** 22 * Base class for all HTML classes 23 * 24 * @author Adam Daniel <adaniel1@eesus.jnj.com> 25 * @category HTML 26 * @package HTML_Common 27 * @version 1.2.2 28 * @abstract 29 */ 30 31 /** 32 * Base class for all HTML classes 33 * 34 * @author Adam Daniel <adaniel1@eesus.jnj.com> 35 * @version 1.7 36 * @since PHP 4.0.3pl1 37 * @abstract 38 */ 39 class HTML_Common { 40 41 /** 42 * Associative array of table attributes 43 * @var array 44 * @access private 45 */ 46 var $_attributes = array(); 47 48 /** 49 * Tab offset of the table 50 * @var int 51 * @access private 52 */ 53 var $_tabOffset = 0; 54 55 /** 56 * Tab string 57 * @var string 58 * @since 1.7 59 * @access private 60 */ 61 var $_tab = "\11"; 62 63 /** 64 * Contains the line end string 65 * @var string 66 * @since 1.7 67 * @access private 68 */ 69 var $_lineEnd = "\12"; 70 71 /** 72 * HTML comment on the object 73 * @var string 74 * @since 1.5 75 * @access private 76 */ 77 var $_comment = ''; 78 79 /** 80 * Class constructor 81 * @param mixed $attributes Associative array of table tag attributes 82 * or HTML attributes name="value" pairs 83 * @param int $tabOffset Indent offset in tabs 84 * @access public 85 */ 86 function HTML_Common($attributes = null, $tabOffset = 0) 87 { 88 $this->setAttributes($attributes); 89 $this->setTabOffset($tabOffset); 90 } // end constructor 91 92 /** 93 * Returns the current API version 94 * @access public 95 * @returns double 96 */ 97 function apiVersion() 98 { 99 return 1.7; 100 } // end func apiVersion 101 102 /** 103 * Returns the lineEnd 104 * 105 * @since 1.7 106 * @access private 107 * @return string 108 * @throws 109 */ 110 function _getLineEnd() 111 { 112 return $this->_lineEnd; 113 } // end func getLineEnd 114 115 /** 116 * Returns a string containing the unit for indenting HTML 117 * 118 * @since 1.7 119 * @access private 120 * @return string 121 */ 122 function _getTab() 123 { 124 return $this->_tab; 125 } // end func _getTab 126 127 /** 128 * Returns a string containing the offset for the whole HTML code 129 * 130 * @return string 131 * @access private 132 */ 133 function _getTabs() 134 { 135 return str_repeat($this->_getTab(), $this->_tabOffset); 136 } // end func _getTabs 137 138 /** 139 * Returns an HTML formatted attribute string 140 * @param array $attributes 141 * @return string 142 * @access private 143 */ 144 function _getAttrString($attributes) 145 { 146 $strAttr = ''; 147 148 if (is_array($attributes)) { 149 foreach ($attributes as $key => $value) { 150 $strAttr .= ' ' . $key . '="' . htmlspecialchars($value) . '"'; 151 } 152 } 153 return $strAttr; 154 } // end func _getAttrString 155 156 /** 157 * Returns a valid atrributes array from either a string or array 158 * @param mixed $attributes Either a typical HTML attribute string or an associative array 159 * @access private 160 */ 161 function _parseAttributes($attributes) 162 { 163 if (is_array($attributes)) { 164 $ret = array(); 165 foreach ($attributes as $key => $value) { 166 if (is_int($key)) { 167 $key = $value = strtolower($value); 168 } else { 169 $key = strtolower($key); 170 } 171 $ret[$key] = $value; 172 } 173 return $ret; 174 175 } elseif (is_string($attributes)) { 176 $preg = "/(([A-Za-z_:]|[^\\x00-\\x7F])([A-Za-z0-9_:.-]|[^\\x00-\\x7F])*)" . 177 "([ \\n\\t\\r]+)?(=([ \\n\\t\\r]+)?(\"[^\"]*\"|'[^']*'|[^ \\n\\t\\r]*))?/"; 178 if (preg_match_all($preg, $attributes, $regs)) { 179 for ($counter=0; $counter<count($regs[1]); $counter++) { 180 $name = $regs[1][$counter]; 181 $check = $regs[0][$counter]; 182 $value = $regs[7][$counter]; 183 if (trim($name) == trim($check)) { 184 $arrAttr[strtolower(trim($name))] = strtolower(trim($name)); 185 } else { 186 if (substr($value, 0, 1) == "\"" || substr($value, 0, 1) == "'") { 187 $value = substr($value, 1, -1); 188 } 189 $arrAttr[strtolower(trim($name))] = trim($value); 190 } 191 } 192 return $arrAttr; 193 } 194 } 195 } // end func _parseAttributes 196 197 /** 198 * Returns the array key for the given non-name-value pair attribute 199 * 200 * @param string $attr Attribute 201 * @param array $attributes Array of attribute 202 * @since 1.0 203 * @access private 204 * @return bool 205 * @throws 206 */ 207 function _getAttrKey($attr, $attributes) 208 { 209 if (isset($attributes[strtolower($attr)])) { 210 return true; 211 } else { 212 return null; 213 } 214 } //end func _getAttrKey 215 216 /** 217 * Updates the attributes in $attr1 with the values in $attr2 without changing the other existing attributes 218 * @param array $attr1 Original attributes array 219 * @param array $attr2 New attributes array 220 * @access private 221 */ 222 function _updateAttrArray(&$attr1, $attr2) 223 { 224 if (!is_array($attr2)) { 225 return false; 226 } 227 foreach ($attr2 as $key => $value) { 228 $attr1[$key] = $value; 229 } 230 } // end func _updateAtrrArray 231 232 /** 233 * Removes the given attribute from the given array 234 * 235 * @param string $attr Attribute name 236 * @param array $attributes Attribute array 237 * @since 1.4 238 * @access private 239 * @return void 240 * @throws 241 */ 242 function _removeAttr($attr, &$attributes) 243 { 244 $attr = strtolower($attr); 245 if (isset($attributes[$attr])) { 246 unset($attributes[$attr]); 247 } 248 } //end func _removeAttr 249 250 /** 251 * Returns the value of the given attribute 252 * 253 * @param string $attr Attribute name 254 * @since 1.5 255 * @access public 256 * @return void 257 * @throws 258 */ 259 function getAttribute($attr) 260 { 261 $attr = strtolower($attr); 262 if (isset($this->_attributes[$attr])) { 263 return $this->_attributes[$attr]; 264 } 265 return null; 266 } //end func getAttribute 267 268 /** 269 * Sets the HTML attributes 270 * @param mixed $attributes Either a typical HTML attribute string or an associative array 271 * @access public 272 */ 273 function setAttributes($attributes) 274 { 275 $this->_attributes = $this->_parseAttributes($attributes); 276 } // end func setAttributes 277 278 /** 279 * Returns the assoc array (default) or string of attributes 280 * 281 * @param bool Whether to return the attributes as string 282 * @since 1.6 283 * @access public 284 * @return mixed attributes 285 */ 286 function getAttributes($asString = false) 287 { 288 if ($asString) { 289 return $this->_getAttrString($this->_attributes); 290 } else { 291 return $this->_attributes; 292 } 293 } //end func getAttributes 294 295 /** 296 * Updates the passed attributes without changing the other existing attributes 297 * @param mixed $attributes Either a typical HTML attribute string or an associative array 298 * @access public 299 */ 300 function updateAttributes($attributes) 301 { 302 $this->_updateAttrArray($this->_attributes, $this->_parseAttributes($attributes)); 303 } // end func updateAttributes 304 305 /** 306 * Removes an attribute 307 * 308 * @param string $attr Attribute name 309 * @since 1.4 310 * @access public 311 * @return void 312 * @throws 313 */ 314 function removeAttribute($attr) 315 { 316 $this->_removeAttr($attr, $this->_attributes); 317 } //end func removeAttribute 318 319 /** 320 * Sets the line end style to Windows, Mac, Unix or a custom string. 321 * 322 * @param string $style "win", "mac", "unix" or custom string. 323 * @since 1.7 324 * @access public 325 * @return void 326 */ 327 function setLineEnd($style) 328 { 329 switch ($style) { 330 case 'win': 331 $this->_lineEnd = "\15\12"; 332 break; 333 case 'unix': 334 $this->_lineEnd = "\12"; 335 break; 336 case 'mac': 337 $this->_lineEnd = "\15"; 338 break; 339 default: 340 $this->_lineEnd = $style; 341 } 342 } // end func setLineEnd 343 344 /** 345 * Sets the tab offset 346 * 347 * @param int $offset 348 * @access public 349 */ 350 function setTabOffset($offset) 351 { 352 $this->_tabOffset = $offset; 353 } // end func setTabOffset 354 355 /** 356 * Returns the tabOffset 357 * 358 * @since 1.5 359 * @access public 360 * @return int 361 */ 362 function getTabOffset() 363 { 364 return $this->_tabOffset; 365 } //end func getTabOffset 366 367 /** 368 * Sets the string used to indent HTML 369 * 370 * @since 1.7 371 * @param string $string String used to indent ("\11", "\t", ' ', etc.). 372 * @access public 373 * @return void 374 */ 375 function setTab($string) 376 { 377 $this->_tab = $string; 378 } // end func setTab 379 380 /** 381 * Sets the HTML comment to be displayed at the beginning of the HTML string 382 * 383 * @param string 384 * @since 1.4 385 * @access public 386 * @return void 387 */ 388 function setComment($comment) 389 { 390 $this->_comment = $comment; 391 } // end func setHtmlComment 392 393 /** 394 * Returns the HTML comment 395 * 396 * @since 1.5 397 * @access public 398 * @return string 399 */ 400 function getComment() 401 { 402 return $this->_comment; 403 } //end func getComment 404 405 /** 406 * Abstract method. Must be extended to return the objects HTML 407 * 408 * @access public 409 * @return string 410 * @abstract 411 */ 412 function toHtml() 413 { 414 return ''; 415 } // end func toHtml 416 417 /** 418 * Displays the HTML to the screen 419 * 420 * @access public 421 */ 422 function display() 423 { 424 print $this->toHtml(); 425 } // end func display 426 427 } // end class HTML_Common 428 ?>
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| Généré le : Mon Nov 26 14:10:01 2007 | par Balluche grâce à PHPXref 0.7 |
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