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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (http://nette.org)
  5:  *
  6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  7:  *
  8:  * For the full copyright and license information, please view
  9:  * the file license.txt that was distributed with this source code.
 10:  */
 11: 
 12: namespace Nette\Diagnostics;
 13: 
 14: use Nette;
 15: 
 16: 
 17: 
 18: /**
 19:  * Rendering helpers for Debugger.
 20:  *
 21:  * @author     David Grudl
 22:  */
 23: final class Helpers
 24: {
 25: 
 26:     /**
 27:      * Returns link to editor.
 28:      * @return Nette\Utils\Html
 29:      */
 30:     public static function editorLink($file, $line)
 31:     {
 32:         if (Debugger::$editor && is_file($file)) {
 33:             $dir = dirname(strtr($file, '/', DIRECTORY_SEPARATOR));
 34:             $base = isset($_SERVER['SCRIPT_FILENAME']) ? dirname(dirname(strtr($_SERVER['SCRIPT_FILENAME'], '/', DIRECTORY_SEPARATOR))) : dirname($dir);
 35:             if (substr($dir, 0, strlen($base)) === $base) {
 36:                 $dir = '...' . substr($dir, strlen($base));
 37:             }
 38:             return Nette\Utils\Html::el('a')
 39:                 ->href(strtr(Debugger::$editor, array('%file' => rawurlencode($file), '%line' => $line)))
 40:                 ->title("$file:$line")
 41:                 ->setHtml(htmlSpecialChars(rtrim($dir, DIRECTORY_SEPARATOR)) . DIRECTORY_SEPARATOR . '<b>' . htmlSpecialChars(basename($file)) . '</b>');
 42:         } else {
 43:             return Nette\Utils\Html::el('span')->setText($file);
 44:         }
 45:     }
 46: 
 47: 
 48: 
 49:     /**
 50:      * Internal dump() implementation.
 51:      * @param  mixed  variable to dump
 52:      * @param  int    current recursion level
 53:      * @return string
 54:      */
 55:     public static function htmlDump(&$var, $level = 0)
 56:     {
 57:         static $tableUtf, $tableBin, $reBinary = '#[^\x09\x0A\x0D\x20-\x7E\xA0-\x{10FFFF}]#u';
 58:         if ($tableUtf === NULL) {
 59:             foreach (range("\x00", "\xFF") as $ch) {
 60:                 if (ord($ch) < 32 && strpos("\r\n\t", $ch) === FALSE) {
 61:                     $tableUtf[$ch] = $tableBin[$ch] = '\\x' . str_pad(dechex(ord($ch)), 2, '0', STR_PAD_LEFT);
 62:                 } elseif (ord($ch) < 127) {
 63:                     $tableUtf[$ch] = $tableBin[$ch] = $ch;
 64:                 } else {
 65:                     $tableUtf[$ch] = $ch; $tableBin[$ch] = '\\x' . dechex(ord($ch));
 66:                 }
 67:             }
 68:             $tableBin["\\"] = '\\\\';
 69:             $tableBin["\r"] = '\\r';
 70:             $tableBin["\n"] = '\\n';
 71:             $tableBin["\t"] = '\\t';
 72:             $tableUtf['\\x'] = $tableBin['\\x'] = '\\\\x';
 73:         }
 74: 
 75:         if (is_bool($var)) {
 76:             return '<span class="php-bool">' . ($var ? 'TRUE' : 'FALSE') . "</span>\n";
 77: 
 78:         } elseif ($var === NULL) {
 79:             return "<span class=\"php-null\">NULL</span>\n";
 80: 
 81:         } elseif (is_int($var)) {
 82:             return "<span class=\"php-int\">$var</span>\n";
 83: 
 84:         } elseif (is_float($var)) {
 85:             $var = var_export($var, TRUE);
 86:             if (strpos($var, '.') === FALSE) {
 87:                 $var .= '.0';
 88:             }
 89:             return "<span class=\"php-float\">$var</span>\n";
 90: 
 91:         } elseif (is_string($var)) {
 92:             if (Debugger::$maxLen && strlen($var) > Debugger::$maxLen) {
 93:                 $s = htmlSpecialChars(substr($var, 0, Debugger::$maxLen), ENT_NOQUOTES, 'ISO-8859-1') . ' ... ';
 94:             } else {
 95:                 $s = htmlSpecialChars($var, ENT_NOQUOTES, 'ISO-8859-1');
 96:             }
 97:             $s = strtr($s, preg_match($reBinary, $s) || preg_last_error() ? $tableBin : $tableUtf);
 98:             $len = strlen($var);
 99:             return "<span class=\"php-string\">\"$s\"</span>" . ($len > 1 ? " ($len)" : "") . "\n";
100: 
101:         } elseif (is_array($var)) {
102:             $s = '<span class="php-array">array</span>(' . count($var) . ") ";
103:             $space = str_repeat($space1 = '   ', $level);
104:             $brackets = range(0, count($var) - 1) === array_keys($var) ? "[]" : "{}";
105: 
106:             static $marker;
107:             if ($marker === NULL) {
108:                 $marker = uniqid("\x00", TRUE);
109:             }
110:             if (empty($var)) {
111: 
112:             } elseif (isset($var[$marker])) {
113:                 $brackets = $var[$marker];
114:                 $s .= "$brackets[0] *RECURSION* $brackets[1]";
115: 
116:             } elseif ($level < Debugger::$maxDepth || !Debugger::$maxDepth) {
117:                 $s .= "<code>$brackets[0]\n";
118:                 $var[$marker] = $brackets;
119:                 foreach ($var as $k => &$v) {
120:                     if ($k === $marker) {
121:                         continue;
122:                     }
123:                     $k = strtr($k, preg_match($reBinary, $k) || preg_last_error() ? $tableBin : $tableUtf);
124:                     $k = htmlSpecialChars(preg_match('#^\w+$#', $k) ? $k : "\"$k\"");
125:                     $s .= "$space$space1<span class=\"php-key\">$k</span> => " . self::htmlDump($v, $level + 1);
126:                 }
127:                 unset($var[$marker]);
128:                 $s .= "$space$brackets[1]</code>";
129: 
130:             } else {
131:                 $s .= "$brackets[0] ... $brackets[1]";
132:             }
133:             return $s . "\n";
134: 
135:         } elseif (is_object($var)) {
136:             if ($var instanceof \Closure) {
137:                 $rc = new \ReflectionFunction($var);
138:                 $arr = array();
139:                 foreach ($rc->getParameters() as $param) {
140:                     $arr[] = '$' . $param->getName();
141:                 }
142:                 $arr = array('file' => $rc->getFileName(), 'line' => $rc->getStartLine(), 'parameters' => implode(', ', $arr));
143:             } else {
144:                 $arr = (array) $var;
145:             }
146:             $s = '<span class="php-object">' . get_class($var) . "</span>(" . count($arr) . ") ";
147:             $space = str_repeat($space1 = '   ', $level);
148: 
149:             static $list = array();
150:             if (empty($arr)) {
151: 
152:             } elseif (in_array($var, $list, TRUE)) {
153:                 $s .= "{ *RECURSION* }";
154: 
155:             } elseif ($level < Debugger::$maxDepth || !Debugger::$maxDepth || $var instanceof \Closure) {
156:                 $s .= "<code>{\n";
157:                 $list[] = $var;
158:                 foreach ($arr as $k => &$v) {
159:                     $m = '';
160:                     if ($k[0] === "\x00") {
161:                         $m = ' <span class="php-visibility">' . ($k[1] === '*' ? 'protected' : 'private') . '</span>';
162:                         $k = substr($k, strrpos($k, "\x00") + 1);
163:                     }
164:                     $k = strtr($k, preg_match($reBinary, $k) || preg_last_error() ? $tableBin : $tableUtf);
165:                     $k = htmlSpecialChars(preg_match('#^\w+$#', $k) ? $k : "\"$k\"");
166:                     $s .= "$space$space1<span class=\"php-key\">$k</span>$m => " . self::htmlDump($v, $level + 1);
167:                 }
168:                 array_pop($list);
169:                 $s .= "$space}</code>";
170: 
171:             } else {
172:                 $s .= "{ ... }";
173:             }
174:             return $s . "\n";
175: 
176:         } elseif (is_resource($var)) {
177:             $type = get_resource_type($var);
178:             $s = '<span class="php-resource">' . htmlSpecialChars($type) . " resource</span> ";
179: 
180:             static $info = array('stream' => 'stream_get_meta_data', 'curl' => 'curl_getinfo');
181:             if (isset($info[$type])) {
182:                 $space = str_repeat($space1 = '   ', $level);
183:                 $s .= "<code>{\n";
184:                 foreach (call_user_func($info[$type], $var) as $k => $v) {
185:                     $s .= $space . $space1 . '<span class="php-key">' . htmlSpecialChars($k) . "</span> => " . self::htmlDump($v, $level + 1);
186:                 }
187:                 $s .= "$space}</code>";
188:             }
189:             return $s . "\n";
190: 
191:         } else {
192:             return "<span>unknown type</span>\n";
193:         }
194:     }
195: 
196: 
197: 
198:     /**
199:      * Dumps variable.
200:      * @param  string
201:      * @return string
202:      */
203:     public static function clickableDump($dump, $collapsed = FALSE)
204:     {
205:         return '<pre class="nette-dump">' . preg_replace_callback(
206:             '#^( *)((?>[^(\r\n]{1,200}))\((\d+)\) <code>#m',
207:             function ($m) use ($collapsed) {
208:                 return "$m[1]<a href='#' rel='next'>$m[2]($m[3]) "
209:                     . (($m[1] || !$collapsed) && ($m[3] < 7)
210:                     ? '<abbr>&#x25bc;</abbr> </a><code>'
211:                     : '<abbr>&#x25ba;</abbr> </a><code class="nette-collapsed">');
212:             },
213:             self::htmlDump($dump)
214:         ) . '</pre>';
215:     }
216: 
217: 
218: 
219:     public static function findTrace(array $trace, $method, & $index = NULL)
220:     {
221:         $m = explode('::', $method);
222:         foreach ($trace as $i => $item) {
223:             if (isset($item['function']) && $item['function'] === end($m)
224:                 && isset($item['class']) === isset($m[1])
225:                 && (!isset($item['class']) || $item['class'] === $m[0] || is_subclass_of($item['class'], $m[0])))
226:             {
227:                 $index = $i;
228:                 return $item;
229:             }
230:         }
231:     }
232: 
233: }
234: 
Nette Framework 2.0.5 API API documentation generated by ApiGen 2.7.0