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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  6:  * @package Nette\Diagnostics
  7:  */
  8: 
  9: 
 10: 
 11: /**
 12:  * Rendering helpers for Debugger.
 13:  *
 14:  * @author     David Grudl
 15:  * @package Nette\Diagnostics
 16:  */
 17: class NDebugHelpers
 18: {
 19: 
 20:     /**
 21:      * Returns link to editor.
 22:      * @return NHtml
 23:      */
 24:     public static function editorLink($file, $line)
 25:     {
 26:         if (NDebugger::$editor && is_file($file)) {
 27:             $dir = dirname(strtr($file, '/', DIRECTORY_SEPARATOR));
 28:             $base = isset($_SERVER['SCRIPT_FILENAME']) ? dirname(dirname(strtr($_SERVER['SCRIPT_FILENAME'], '/', DIRECTORY_SEPARATOR))) : dirname($dir);
 29:             if (substr($dir, 0, strlen($base)) === $base) {
 30:                 $dir = '...' . substr($dir, strlen($base));
 31:             }
 32:             return NHtml::el('a')
 33:                 ->href(strtr(NDebugger::$editor, array('%file' => rawurlencode($file), '%line' => $line)))
 34:                 ->title("$file:$line")
 35:                 ->setHtml(htmlSpecialChars(rtrim($dir, DIRECTORY_SEPARATOR)) . DIRECTORY_SEPARATOR . '<b>' . htmlSpecialChars(basename($file)) . '</b>');
 36:         } else {
 37:             return NHtml::el('span')->setText($file);
 38:         }
 39:     }
 40: 
 41: 
 42:     /**
 43:      * Internal dump() implementation.
 44:      * @param  mixed  variable to dump
 45:      * @param  int    current recursion level
 46:      * @return string
 47:      */
 48:     public static function htmlDump(&$var, $level = 0)
 49:     {
 50:         static $tableUtf, $tableBin, $reBinary = '#[^\x09\x0A\x0D\x20-\x7E\xA0-\x{10FFFF}]#u';
 51:         if ($tableUtf === NULL) {
 52:             foreach (range("\x00", "\xFF") as $ch) {
 53:                 if (ord($ch) < 32 && strpos("\r\n\t", $ch) === FALSE) {
 54:                     $tableUtf[$ch] = $tableBin[$ch] = '\\x' . str_pad(dechex(ord($ch)), 2, '0', STR_PAD_LEFT);
 55:                 } elseif (ord($ch) < 127) {
 56:                     $tableUtf[$ch] = $tableBin[$ch] = $ch;
 57:                 } else {
 58:                     $tableUtf[$ch] = $ch; $tableBin[$ch] = '\\x' . dechex(ord($ch));
 59:                 }
 60:             }
 61:             $tableBin["\\"] = '\\\\';
 62:             $tableBin["\r"] = '\\r';
 63:             $tableBin["\n"] = '\\n';
 64:             $tableBin["\t"] = '\\t';
 65:             $tableUtf['\\x'] = $tableBin['\\x'] = '\\\\x';
 66:         }
 67: 
 68:         if (is_bool($var)) {
 69:             return '<span class="php-bool">' . ($var ? 'TRUE' : 'FALSE') . "</span>\n";
 70: 
 71:         } elseif ($var === NULL) {
 72:             return "<span class=\"php-null\">NULL</span>\n";
 73: 
 74:         } elseif (is_int($var)) {
 75:             return "<span class=\"php-int\">$var</span>\n";
 76: 
 77:         } elseif (is_float($var)) {
 78:             $var = json_encode($var);
 79:             if (strpos($var, '.') === FALSE) {
 80:                 $var .= '.0';
 81:             }
 82:             return "<span class=\"php-float\">$var</span>\n";
 83: 
 84:         } elseif (is_string($var)) {
 85:             if (NDebugger::$maxLen && strlen($var) > NDebugger::$maxLen) {
 86:                 $s = htmlSpecialChars(substr($var, 0, NDebugger::$maxLen), ENT_NOQUOTES, 'ISO-8859-1') . ' ... ';
 87:             } else {
 88:                 $s = htmlSpecialChars($var, ENT_NOQUOTES, 'ISO-8859-1');
 89:             }
 90:             $s = strtr($s, preg_match($reBinary, $s) || preg_last_error() ? $tableBin : $tableUtf);
 91:             $len = strlen($var);
 92:             return "<span class=\"php-string\">\"$s\"</span>" . ($len > 1 ? " ($len)" : "") . "\n";
 93: 
 94:         } elseif (is_array($var)) {
 95:             $s = '<span class="php-array">array</span>(' . count($var) . ") ";
 96:             $space = str_repeat($space1 = '   ', $level);
 97:             $brackets = range(0, count($var) - 1) === array_keys($var) ? "[]" : "{}";
 98: 
 99:             static $marker;
100:             if ($marker === NULL) {
101:                 $marker = uniqid("\x00", TRUE);
102:             }
103:             if (empty($var)) {
104: 
105:             } elseif (isset($var[$marker])) {
106:                 $brackets = $var[$marker];
107:                 $s .= "$brackets[0] *RECURSION* $brackets[1]";
108: 
109:             } elseif ($level < NDebugger::$maxDepth || !NDebugger::$maxDepth) {
110:                 $s .= "<code>$brackets[0]\n";
111:                 $var[$marker] = $brackets;
112:                 foreach ($var as $k => &$v) {
113:                     if ($k === $marker) {
114:                         continue;
115:                     }
116:                     $k = strtr($k, preg_match($reBinary, $k) || preg_last_error() ? $tableBin : $tableUtf);
117:                     $k = htmlSpecialChars(preg_match('#^\w+$#', $k) ? $k : "\"$k\"");
118:                     $s .= "$space$space1<span class=\"php-key\">$k</span> => " . self::htmlDump($v, $level + 1);
119:                 }
120:                 unset($var[$marker]);
121:                 $s .= "$space$brackets[1]</code>";
122: 
123:             } else {
124:                 $s .= "$brackets[0] ... $brackets[1]";
125:             }
126:             return $s . "\n";
127: 
128:         } elseif (is_object($var)) {
129:             if ($var instanceof Closure) {
130:                 $rc = new ReflectionFunction($var);
131:                 $arr = array();
132:                 foreach ($rc->getParameters() as $param) {
133:                     $arr[] = '$' . $param->getName();
134:                 }
135:                 $arr = array('file' => $rc->getFileName(), 'line' => $rc->getStartLine(), 'parameters' => implode(', ', $arr));
136:             } else {
137:                 $arr = (array) $var;
138:             }
139:             $s = '<span class="php-object">' . get_class($var) . "</span>(" . count($arr) . ") ";
140:             $space = str_repeat($space1 = '   ', $level);
141: 
142:             static $list = array();
143:             if (empty($arr)) {
144: 
145:             } elseif (in_array($var, $list, TRUE)) {
146:                 $s .= "{ *RECURSION* }";
147: 
148:             } elseif ($level < NDebugger::$maxDepth || !NDebugger::$maxDepth || $var instanceof Closure) {
149:                 $s .= "<code>{\n";
150:                 $list[] = $var;
151:                 foreach ($arr as $k => &$v) {
152:                     $m = '';
153:                     if ($k[0] === "\x00") {
154:                         $m = ' <span class="php-visibility">' . ($k[1] === '*' ? 'protected' : 'private') . '</span>';
155:                         $k = substr($k, strrpos($k, "\x00") + 1);
156:                     }
157:                     $k = strtr($k, preg_match($reBinary, $k) || preg_last_error() ? $tableBin : $tableUtf);
158:                     $k = htmlSpecialChars(preg_match('#^\w+$#', $k) ? $k : "\"$k\"");
159:                     $s .= "$space$space1<span class=\"php-key\">$k</span>$m => " . self::htmlDump($v, $level + 1);
160:                 }
161:                 array_pop($list);
162:                 $s .= "$space}</code>";
163: 
164:             } else {
165:                 $s .= "{ ... }";
166:             }
167:             return $s . "\n";
168: 
169:         } elseif (is_resource($var)) {
170:             $type = get_resource_type($var);
171:             $s = '<span class="php-resource">' . htmlSpecialChars($type) . " resource</span> ";
172: 
173:             static $info = array('stream' => 'stream_get_meta_data', 'curl' => 'curl_getinfo');
174:             if (isset($info[$type])) {
175:                 $space = str_repeat($space1 = '   ', $level);
176:                 $s .= "<code>{\n";
177:                 foreach (call_user_func($info[$type], $var) as $k => $v) {
178:                     $s .= $space . $space1 . '<span class="php-key">' . htmlSpecialChars($k) . "</span> => " . self::htmlDump($v, $level + 1);
179:                 }
180:                 $s .= "$space}</code>";
181:             }
182:             return $s . "\n";
183: 
184:         } else {
185:             return "<span>unknown type</span>\n";
186:         }
187:     }
188: 
189: 
190:     /**
191:      * Dumps variable.
192:      * @param  string
193:      * @return string
194:      */
195:     public static function clickableDump($dump, $collapsed = FALSE)
196:     {
197:         return '<pre class="nette-dump">' . preg_replace_callback(
198:             '#^( *)((?>[^(\r\n]{1,200}))\((\d+)\) <code>#m',
199:             create_function('$m', 'extract($GLOBALS[0]['.array_push($GLOBALS[0], array('collapsed'=>$collapsed)).'-1], EXTR_REFS);
200:                 return "$m[1]<a href=\'#\' rel=\'next\'>$m[2]($m[3]) "
201:                     . (($m[1] || !$collapsed) && ($m[3] < 7)
202:                     ? \'<abbr>&#x25bc;</abbr> </a><code>\'
203:                     : \'<abbr>&#x25ba;</abbr> </a><code class="nette-collapsed">\');
204:             '),
205:             self::htmlDump($dump)
206:         ) . '</pre>';
207:     }
208: 
209: 
210:     public static function findTrace(array $trace, $method, & $index = NULL)
211:     {
212:         $m = explode('::', $method);
213:         foreach ($trace as $i => $item) {
214:             if (isset($item['function']) && $item['function'] === end($m)
215:                 && isset($item['class']) === isset($m[1])
216:                 && (!isset($item['class']) || $item['class'] === $m[0] || $m[0] === '*' || is_subclass_of($item['class'], $m[0]))
217:             ) {
218:                 $index = $i;
219:                 return $item;
220:             }
221:         }
222:     }
223: 
224: }
225: 
Nette Framework 2.0.18 (for PHP 5.2, prefixed) API documentation generated by ApiGen 2.8.0