| 1 | <?php |
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| 2 | /** |
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| 3 | * BB code string parsing class |
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| 4 | * |
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| 5 | * Version: 0.3.3 |
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| 6 | * |
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| 7 | * @author Christian Seiler <spam@christian-seiler.de> |
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| 8 | * @copyright Christian Seiler 2004-2008 |
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| 9 | * @package stringparser |
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| 10 | * |
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| 11 | * The MIT License |
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| 12 | * |
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| 13 | * Copyright (c) 2004-2008 Christian Seiler |
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| 14 | * |
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| 15 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
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| 16 | * of this software and associated documentation files (the "Software"), to deal |
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| 17 | * in the Software without restriction, including without limitation the rights |
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| 18 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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| 19 | * copies of the Software, and to permit persons to whom the Software is |
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| 20 | * furnished to do so, subject to the following conditions: |
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| 21 | * |
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| 22 | * The above copyright notice and this permission notice shall be included in |
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| 23 | * all copies or substantial portions of the Software. |
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| 24 | * |
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| 25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 26 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 27 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 28 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 29 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 30 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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| 31 | * THE SOFTWARE. |
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| 32 | */ |
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| 33 | |
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| 34 | require_once dirname(__FILE__).'/stringparser.class.php'; |
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| 35 | |
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| 36 | define ('BBCODE_CLOSETAG_FORBIDDEN', -1); |
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| 37 | define ('BBCODE_CLOSETAG_OPTIONAL', 0); |
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| 38 | define ('BBCODE_CLOSETAG_IMPLICIT', 1); |
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| 39 | define ('BBCODE_CLOSETAG_IMPLICIT_ON_CLOSE_ONLY', 2); |
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| 40 | define ('BBCODE_CLOSETAG_MUSTEXIST', 3); |
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| 41 | |
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| 42 | define ('BBCODE_NEWLINE_PARSE', 0); |
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| 43 | define ('BBCODE_NEWLINE_IGNORE', 1); |
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| 44 | define ('BBCODE_NEWLINE_DROP', 2); |
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| 45 | |
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| 46 | define ('BBCODE_PARAGRAPH_ALLOW_BREAKUP', 0); |
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| 47 | define ('BBCODE_PARAGRAPH_ALLOW_INSIDE', 1); |
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| 48 | define ('BBCODE_PARAGRAPH_BLOCK_ELEMENT', 2); |
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| 49 | |
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| 50 | /** |
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| 51 | * BB code string parser class |
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| 52 | * |
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| 53 | * @package stringparser |
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| 54 | */ |
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| 55 | class StringParser_BBCode extends StringParser { |
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| 56 | /** |
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| 57 | * String parser mode |
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| 58 | * |
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| 59 | * The BBCode string parser works in search mode |
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| 60 | * |
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| 61 | * @access protected |
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| 62 | * @var int |
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| 63 | * @see STRINGPARSER_MODE_SEARCH, STRINGPARSER_MODE_LOOP |
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| 64 | */ |
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| 65 | var $_parserMode = STRINGPARSER_MODE_SEARCH; |
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| 66 | |
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| 67 | /** |
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| 68 | * Defined BB Codes |
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| 69 | * |
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| 70 | * The registered BB codes |
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| 71 | * |
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| 72 | * @access protected |
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| 73 | * @var array |
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| 74 | */ |
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| 75 | var $_codes = array (); |
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| 76 | |
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| 77 | /** |
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| 78 | * Registered parsers |
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| 79 | * |
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| 80 | * @access protected |
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| 81 | * @var array |
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| 82 | */ |
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| 83 | var $_parsers = array (); |
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| 84 | |
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| 85 | /** |
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| 86 | * Defined maximum occurrences |
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| 87 | * |
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| 88 | * @access protected |
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| 89 | * @var array |
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| 90 | */ |
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| 91 | var $_maxOccurrences = array (); |
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| 92 | |
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| 93 | /** |
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| 94 | * Root content type |
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| 95 | * |
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| 96 | * @access protected |
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| 97 | * @var string |
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| 98 | */ |
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| 99 | var $_rootContentType = 'block'; |
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| 100 | |
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| 101 | /** |
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| 102 | * Do not output but return the tree |
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| 103 | * |
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| 104 | * @access protected |
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| 105 | * @var bool |
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| 106 | */ |
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| 107 | var $_noOutput = false; |
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| 108 | |
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| 109 | /** |
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| 110 | * Global setting: case sensitive |
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| 111 | * |
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| 112 | * @access protected |
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| 113 | * @var bool |
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| 114 | */ |
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| 115 | var $_caseSensitive = true; |
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| 116 | |
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| 117 | /** |
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| 118 | * Root paragraph handling enabled |
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| 119 | * |
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| 120 | * @access protected |
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| 121 | * @var bool |
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| 122 | */ |
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| 123 | var $_rootParagraphHandling = false; |
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| 124 | |
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| 125 | /** |
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| 126 | * Paragraph handling parameters |
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| 127 | * @access protected |
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| 128 | * @var array |
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| 129 | */ |
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| 130 | var $_paragraphHandling = array ( |
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| 131 | 'detect_string' => "\n\n", |
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| 132 | 'start_tag' => '<p>', |
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| 133 | 'end_tag' => "</p>\n" |
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| 134 | ); |
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| 135 | |
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| 136 | /** |
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| 137 | * Allow mixed attribute types (e.g. [code=bla attr=blub]) |
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| 138 | * @access private |
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| 139 | * @var bool |
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| 140 | */ |
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| 141 | var $_mixedAttributeTypes = false; |
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| 142 | |
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| 143 | /** |
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| 144 | * Whether to call validation function again (with $action == 'validate_auto') when closetag comes |
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| 145 | * @access protected |
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| 146 | * @var bool |
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| 147 | */ |
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| 148 | var $_validateAgain = false; |
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| 149 | |
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| 150 | /** |
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| 151 | * Add a code |
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| 152 | * |
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| 153 | * @access public |
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| 154 | * @param string $name The name of the code |
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| 155 | * @param string $callback_type See documentation |
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| 156 | * @param string $callback_func The callback function to call |
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| 157 | * @param array $callback_params The callback parameters |
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| 158 | * @param string $content_type See documentation |
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| 159 | * @param array $allowed_within See documentation |
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| 160 | * @param array $not_allowed_within See documentation |
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| 161 | * @return bool |
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| 162 | */ |
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| 163 | function addCode ($name, $callback_type, $callback_func, $callback_params, $content_type, $allowed_within, $not_allowed_within) { |
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| 164 | if (isset ($this->_codes[$name])) { |
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| 165 | return false; // already exists |
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| 166 | } |
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| 167 | if (!preg_match ('/^[a-zA-Z0-9*_!+-]+$/', $name)) { |
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| 168 | return false; // invalid |
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| 169 | } |
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| 170 | $this->_codes[$name] = array ( |
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| 171 | 'name' => $name, |
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| 172 | 'callback_type' => $callback_type, |
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| 173 | 'callback_func' => $callback_func, |
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| 174 | 'callback_params' => $callback_params, |
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| 175 | 'content_type' => $content_type, |
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| 176 | 'allowed_within' => $allowed_within, |
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| 177 | 'not_allowed_within' => $not_allowed_within, |
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| 178 | 'flags' => array () |
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| 179 | ); |
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| 180 | return true; |
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| 181 | } |
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| 182 | |
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| 183 | /** |
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| 184 | * Remove a code |
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| 185 | * |
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| 186 | * @access public |
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| 187 | * @param $name The code to remove |
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| 188 | * @return bool |
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| 189 | */ |
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| 190 | function removeCode ($name) { |
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| 191 | if (isset ($this->_codes[$name])) { |
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| 192 | unset ($this->_codes[$name]); |
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| 193 | return true; |
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| 194 | } |
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| 195 | return false; |
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| 196 | } |
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| 197 | |
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| 198 | /** |
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| 199 | * Remove all codes |
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| 200 | * |
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| 201 | * @access public |
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| 202 | */ |
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| 203 | function removeAllCodes () { |
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| 204 | $this->_codes = array (); |
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| 205 | } |
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| 206 | |
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| 207 | /** |
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| 208 | * Set a code flag |
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| 209 | * |
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| 210 | * @access public |
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| 211 | * @param string $name The name of the code |
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| 212 | * @param string $flag The name of the flag to set |
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| 213 | * @param mixed $value The value of the flag to set |
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| 214 | * @return bool |
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| 215 | */ |
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| 216 | function setCodeFlag ($name, $flag, $value) { |
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| 217 | if (!isset ($this->_codes[$name])) { |
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| 218 | return false; |
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| 219 | } |
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| 220 | $this->_codes[$name]['flags'][$flag] = $value; |
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| 221 | return true; |
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| 222 | } |
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| 223 | |
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| 224 | /** |
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| 225 | * Set occurrence type |
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| 226 | * |
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| 227 | * Example: |
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| 228 | * $bbcode->setOccurrenceType ('url', 'link'); |
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| 229 | * $bbcode->setMaxOccurrences ('link', 4); |
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| 230 | * Would create the situation where a link may only occur four |
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| 231 | * times in the hole text. |
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| 232 | * |
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| 233 | * @access public |
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| 234 | * @param string $code The name of the code |
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| 235 | * @param string $type The name of the occurrence type to set |
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| 236 | * @return bool |
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| 237 | */ |
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| 238 | function setOccurrenceType ($code, $type) { |
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| 239 | return $this->setCodeFlag ($code, 'occurrence_type', $type); |
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| 240 | } |
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| 241 | |
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| 242 | /** |
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| 243 | * Set maximum number of occurrences |
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| 244 | * |
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| 245 | * @access public |
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| 246 | * @param string $type The name of the occurrence type |
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| 247 | * @param int $count The maximum number of occurrences |
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| 248 | * @return bool |
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| 249 | */ |
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| 250 | function setMaxOccurrences ($type, $count) { |
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| 251 | settype ($count, 'integer'); |
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| 252 | if ($count < 0) { // sorry, does not make any sense |
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| 253 | return false; |
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| 254 | } |
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| 255 | $this->_maxOccurrences[$type] = $count; |
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| 256 | return true; |
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| 257 | } |
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| 258 | |
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| 259 | /** |
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| 260 | * Add a parser |
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| 261 | * |
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| 262 | * @access public |
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| 263 | * @param string $type The content type for which the parser is to add |
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| 264 | * @param mixed $parser The function to call |
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| 265 | * @return bool |
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| 266 | */ |
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| 267 | function addParser ($type, $parser) { |
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| 268 | if (is_array ($type)) { |
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| 269 | foreach ($type as $t) { |
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| 270 | $this->addParser ($t, $parser); |
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| 271 | } |
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| 272 | return true; |
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| 273 | } |
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| 274 | if (!isset ($this->_parsers[$type])) { |
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| 275 | $this->_parsers[$type] = array (); |
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| 276 | } |
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| 277 | $this->_parsers[$type][] = $parser; |
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| 278 | return true; |
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| 279 | } |
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| 280 | |
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| 281 | /** |
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| 282 | * Set root content type |
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| 283 | * |
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| 284 | * @access public |
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| 285 | * @param string $content_type The new root content type |
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| 286 | */ |
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| 287 | function setRootContentType ($content_type) { |
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| 288 | $this->_rootContentType = $content_type; |
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| 289 | } |
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| 290 | |
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| 291 | /** |
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| 292 | * Set paragraph handling on root element |
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| 293 | * |
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| 294 | * @access public |
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| 295 | * @param bool $enabled The new status of paragraph handling on root element |
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| 296 | */ |
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| 297 | function setRootParagraphHandling ($enabled) { |
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| 298 | $this->_rootParagraphHandling = (bool)$enabled; |
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| 299 | } |
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| 300 | |
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| 301 | /** |
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| 302 | * Set paragraph handling parameters |
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| 303 | * |
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| 304 | * @access public |
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| 305 | * @param string $detect_string The string to detect |
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| 306 | * @param string $start_tag The replacement for the start tag (e.g. <p>) |
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| 307 | * @param string $end_tag The replacement for the start tag (e.g. </p>) |
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| 308 | */ |
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| 309 | function setParagraphHandlingParameters ($detect_string, $start_tag, $end_tag) { |
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| 310 | $this->_paragraphHandling = array ( |
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| 311 | 'detect_string' => $detect_string, |
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| 312 | 'start_tag' => $start_tag, |
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| 313 | 'end_tag' => $end_tag |
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| 314 | ); |
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| 315 | } |
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| 316 | |
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| 317 | /** |
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| 318 | * Set global case sensitive flag |
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| 319 | * |
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| 320 | * If this is set to true, the class normally is case sensitive, but |
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| 321 | * the case_sensitive code flag may override this for a single code. |
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| 322 | * |
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| 323 | * If this is set to false, all codes are case insensitive. |
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| 324 | * |
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| 325 | * @access public |
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| 326 | * @param bool $caseSensitive |
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| 327 | */ |
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| 328 | function setGlobalCaseSensitive ($caseSensitive) { |
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| 329 | $this->_caseSensitive = (bool)$caseSensitive; |
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| 330 | } |
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| 331 | |
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| 332 | /** |
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| 333 | * Get global case sensitive flag |
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| 334 | * |
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| 335 | * @access public |
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| 336 | * @return bool |
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| 337 | */ |
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| 338 | function globalCaseSensitive () { |
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| 339 | return $this->_caseSensitive; |
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| 340 | } |
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| 341 | |
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| 342 | /** |
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| 343 | * Set mixed attribute types flag |
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| 344 | * |
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| 345 | * If set, [code=val1 attr=val2] will cause 2 attributes to be parsed: |
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| 346 | * 'default' will have value 'val1', 'attr' will have value 'val2'. |
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| 347 | * If not set, only one attribute 'default' will have the value |
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| 348 | * 'val1 attr=val2' (the default and original behaviour) |
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| 349 | * |
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| 350 | * @access public |
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| 351 | * @param bool $mixedAttributeTypes |
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| 352 | */ |
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| 353 | function setMixedAttributeTypes ($mixedAttributeTypes) { |
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| 354 | $this->_mixedAttributeTypes = (bool)$mixedAttributeTypes; |
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| 355 | } |
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| 356 | |
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| 357 | /** |
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| 358 | * Get mixed attribute types flag |
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| 359 | * |
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| 360 | * @access public |
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| 361 | * @return bool |
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| 362 | */ |
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| 363 | function mixedAttributeTypes () { |
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| 364 | return $this->_mixedAttributeTypes; |
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| 365 | } |
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| 366 | |
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| 367 | /** |
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| 368 | * Set validate again flag |
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| 369 | * |
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| 370 | * If this is set to true, the class calls the validation function |
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| 371 | * again with $action == 'validate_again' when closetag comes. |
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| 372 | * |
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| 373 | * @access public |
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| 374 | * @param bool $validateAgain |
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| 375 | */ |
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| 376 | function setValidateAgain ($validateAgain) { |
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| 377 | $this->_validateAgain = (bool)$validateAgain; |
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| 378 | } |
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| 379 | |
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| 380 | /** |
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| 381 | * Get validate again flag |
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| 382 | * |
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| 383 | * @access public |
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| 384 | * @return bool |
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| 385 | */ |
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| 386 | function validateAgain () { |
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| 387 | return $this->_validateAgain; |
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| 388 | } |
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| 389 | |
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| 390 | /** |
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| 391 | * Get a code flag |
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| 392 | * |
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| 393 | * @access public |
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| 394 | * @param string $name The name of the code |
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| 395 | * @param string $flag The name of the flag to get |
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| 396 | * @param string $type The type of the return value |
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| 397 | * @param mixed $default The default return value |
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| 398 | * @return bool |
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| 399 | */ |
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| 400 | function getCodeFlag ($name, $flag, $type = 'mixed', $default = null) { |
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| 401 | if (!isset ($this->_codes[$name])) { |
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| 402 | return $default; |
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| 403 | } |
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| 404 | if (!array_key_exists ($flag, $this->_codes[$name]['flags'])) { |
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| 405 | return $default; |
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| 406 | } |
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| 407 | $return = $this->_codes[$name]['flags'][$flag]; |
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| 408 | if ($type != 'mixed') { |
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| 409 | settype ($return, $type); |
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| 410 | } |
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| 411 | return $return; |
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| 412 | } |
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| 413 | |
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| 414 | /** |
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| 415 | * Set a specific status |
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| 416 | * @access protected |
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| 417 | */ |
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| 418 | function _setStatus ($status) { |
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| 419 | switch ($status) { |
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| 420 | case 0: |
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| 421 | $this->_charactersSearch = array ('[/', '['); |
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| 422 | $this->_status = $status; |
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| 423 | break; |
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| 424 | case 1: |
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| 425 | $this->_charactersSearch = array (']', ' = "', '="', ' = \'', '=\'', ' = ', '=', ': ', ':', ' '); |
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| 426 | $this->_status = $status; |
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| 427 | break; |
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| 428 | case 2: |
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| 429 | $this->_charactersSearch = array (']'); |
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| 430 | $this->_status = $status; |
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| 431 | $this->_savedName = ''; |
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| 432 | break; |
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| 433 | case 3: |
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| 434 | if ($this->_quoting !== null) { |
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| 435 | if ($this->_mixedAttributeTypes) { |
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| 436 | $this->_charactersSearch = array ('\\\\', '\\'.$this->_quoting, $this->_quoting.' ', $this->_quoting.']', $this->_quoting); |
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| 437 | } else { |
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| 438 | $this->_charactersSearch = array ('\\\\', '\\'.$this->_quoting, $this->_quoting.']', $this->_quoting); |
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| 439 | } |
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| 440 | $this->_status = $status; |
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| 441 | break; |
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| 442 | } |
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| 443 | if ($this->_mixedAttributeTypes) { |
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| 444 | $this->_charactersSearch = array (' ', ']'); |
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| 445 | } else { |
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| 446 | $this->_charactersSearch = array (']'); |
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| 447 | } |
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| 448 | $this->_status = $status; |
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| 449 | break; |
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| 450 | case 4: |
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| 451 | $this->_charactersSearch = array (' ', ']', '="', '=\'', '='); |
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| 452 | $this->_status = $status; |
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| 453 | $this->_savedName = ''; |
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| 454 | $this->_savedValue = ''; |
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| 455 | break; |
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| 456 | case 5: |
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| 457 | if ($this->_quoting !== null) { |
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| 458 | $this->_charactersSearch = array ('\\\\', '\\'.$this->_quoting, $this->_quoting.' ', $this->_quoting.']', $this->_quoting); |
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| 459 | } else { |
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| 460 | $this->_charactersSearch = array (' ', ']'); |
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| 461 | } |
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| 462 | $this->_status = $status; |
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| 463 | $this->_savedValue = ''; |
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| 464 | break; |
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| 465 | case 7: |
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| 466 | $this->_charactersSearch = array ('[/'.$this->_topNode ('name').']'); |
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| 467 | if (!$this->_topNode ('getFlag', 'case_sensitive', 'boolean', true) || !$this->_caseSensitive) { |
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| 468 | $this->_charactersSearch[] = '[/'; |
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| 469 | } |
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| 470 | $this->_status = $status; |
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| 471 | break; |
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| 472 | default: |
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| 473 | return false; |
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| 474 | } |
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| 475 | return true; |
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| 476 | } |
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| 477 | |
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| 478 | /** |
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| 479 | * Abstract method Append text depending on current status |
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| 480 | * @access protected |
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| 481 | * @param string $text The text to append |
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| 482 | * @return bool On success, the function returns true, else false |
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| 483 | */ |
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| 484 | function _appendText ($text) { |
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| 485 | if (!strlen ($text)) { |
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| 486 | return true; |
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| 487 | } |
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| 488 | switch ($this->_status) { |
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| 489 | case 0: |
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| 490 | case 7: |
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| 491 | return $this->_appendToLastTextChild ($text); |
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| 492 | case 1: |
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| 493 | return $this->_topNode ('appendToName', $text); |
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| 494 | case 2: |
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| 495 | case 4: |
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| 496 | $this->_savedName .= $text; |
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| 497 | return true; |
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| 498 | case 3: |
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| 499 | return $this->_topNode ('appendToAttribute', 'default', $text); |
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| 500 | case 5: |
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| 501 | $this->_savedValue .= $text; |
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| 502 | return true; |
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| 503 | default: |
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| 504 | return false; |
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| 505 | } |
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| 506 | } |
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| 507 | |
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| 508 | /** |
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| 509 | * Restart parsing after current block |
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| 510 | * |
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| 511 | * To achieve this the current top stack object is removed from the |
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| 512 | * tree. Then the current item |
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| 513 | * |
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| 514 | * @access protected |
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| 515 | * @return bool |
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| 516 | */ |
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| 517 | function _reparseAfterCurrentBlock () { |
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| 518 | if ($this->_status == 2) { |
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| 519 | // this status will *never* call _reparseAfterCurrentBlock itself |
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| 520 | // so this is called if the loop ends |
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| 521 | // therefore, just add the [/ to the text |
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| 522 | |
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| 523 | // _savedName should be empty but just in case |
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| 524 | $this->_cpos -= strlen ($this->_savedName); |
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| 525 | $this->_savedName = ''; |
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| 526 | $this->_status = 0; |
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| 527 | $this->_appendText ('[/'); |
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| 528 | return true; |
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| 529 | } else { |
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| 530 | return parent::_reparseAfterCurrentBlock (); |
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| 531 | } |
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| 532 | } |
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| 533 | |
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| 534 | /** |
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| 535 | * Apply parsers |
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| 536 | */ |
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| 537 | function _applyParsers ($type, $text) { |
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| 538 | if (!isset ($this->_parsers[$type])) { |
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| 539 | return $text; |
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| 540 | } |
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| 541 | foreach ($this->_parsers[$type] as $parser) { |
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| 542 | if (is_callable ($parser)) { |
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| 543 | $ntext = call_user_func ($parser, $text); |
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| 544 | if (is_string ($ntext)) { |
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| 545 | $text = $ntext; |
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| 546 | } |
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| 547 | } |
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| 548 | } |
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| 549 | return $text; |
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| 550 | } |
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| 551 | |
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| 552 | /** |
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| 553 | * Handle status |
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| 554 | * @access protected |
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| 555 | * @param int $status The current status |
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| 556 | * @param string $needle The needle that was found |
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| 557 | * @return bool |
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| 558 | */ |
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| 559 | function _handleStatus ($status, $needle) { |
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| 560 | switch ($status) { |
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| 561 | case 0: // NORMAL TEXT |
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| 562 | if ($needle != '[' && $needle != '[/') { |
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| 563 | $this->_appendText ($needle); |
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| 564 | return true; |
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| 565 | } |
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| 566 | if ($needle == '[') { |
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| 567 | $node =& new StringParser_BBCode_Node_Element ($this->_cpos); |
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| 568 | $res = $this->_pushNode ($node); |
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| 569 | if (!$res) { |
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| 570 | return false; |
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| 571 | } |
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| 572 | $this->_setStatus (1); |
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| 573 | } else if ($needle == '[/') { |
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| 574 | if (count ($this->_stack) <= 1) { |
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| 575 | $this->_appendText ($needle); |
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| 576 | return true; |
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| 577 | } |
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| 578 | $this->_setStatus (2); |
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| 579 | } |
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| 580 | break; |
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| 581 | case 1: // OPEN TAG |
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| 582 | if ($needle == ']') { |
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| 583 | return $this->_openElement (0); |
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| 584 | } else if (trim ($needle) == ':' || trim ($needle) == '=') { |
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| 585 | $this->_quoting = null; |
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| 586 | $this->_setStatus (3); // default value parser |
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| 587 | break; |
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| 588 | } else if (trim ($needle) == '="' || trim ($needle) == '= "' || trim ($needle) == '=\'' || trim ($needle) == '= \'') { |
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| 589 | $this->_quoting = substr (trim ($needle), -1); |
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| 590 | $this->_setStatus (3); // default value parser with quotation |
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| 591 | break; |
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| 592 | } else if ($needle == ' ') { |
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| 593 | $this->_setStatus (4); // attribute parser |
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| 594 | break; |
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| 595 | } else { |
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| 596 | $this->_appendText ($needle); |
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| 597 | return true; |
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| 598 | } |
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| 599 | // break not necessary because every if clause contains return |
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| 600 | case 2: // CLOSE TAG |
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| 601 | if ($needle != ']') { |
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| 602 | $this->_appendText ($needle); |
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| 603 | return true; |
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| 604 | } |
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| 605 | $closecount = 0; |
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| 606 | if (!$this->_isCloseable ($this->_savedName, $closecount)) { |
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| 607 | $this->_setStatus (0); |
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| 608 | $this->_appendText ('[/'.$this->_savedName.$needle); |
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| 609 | return true; |
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| 610 | } |
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| 611 | // this validates the code(s) to be closed after the content tree of |
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| 612 | // that code(s) are built - if the second validation fails, we will have |
|---|
| 613 | // to reparse. note that as _reparseAfterCurrentBlock will not work correctly |
|---|
| 614 | // if we're in $status == 2, we will have to set our status to 0 manually |
|---|
| 615 | if (!$this->_validateCloseTags ($closecount)) { |
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| 616 | $this->_setStatus (0); |
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| 617 | return $this->_reparseAfterCurrentBlock (); |
|---|
| 618 | } |
|---|
| 619 | $this->_setStatus (0); |
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| 620 | for ($i = 0; $i < $closecount; $i++) { |
|---|
| 621 | if ($i == $closecount - 1) { |
|---|
| 622 | $this->_topNode ('setHadCloseTag'); |
|---|
| 623 | } |
|---|
| 624 | if (!$this->_popNode ()) { |
|---|
| 625 | return false; |
|---|
| 626 | } |
|---|
| 627 | } |
|---|
| 628 | break; |
|---|
| 629 | case 3: // DEFAULT ATTRIBUTE |
|---|
| 630 | if ($this->_quoting !== null) { |
|---|
| 631 | if ($needle == '\\\\') { |
|---|
| 632 | $this->_appendText ('\\'); |
|---|
| 633 | return true; |
|---|
| 634 | } else if ($needle == '\\'.$this->_quoting) { |
|---|
| 635 | $this->_appendText ($this->_quoting); |
|---|
| 636 | return true; |
|---|
| 637 | } else if ($needle == $this->_quoting.' ') { |
|---|
| 638 | $this->_setStatus (4); |
|---|
| 639 | return true; |
|---|
| 640 | } else if ($needle == $this->_quoting.']') { |
|---|
| 641 | return $this->_openElement (2); |
|---|
| 642 | } else if ($needle == $this->_quoting) { |
|---|
| 643 | // can't be, only ']' and ' ' allowed after quoting char |
|---|
| 644 | return $this->_reparseAfterCurrentBlock (); |
|---|
| 645 | } else { |
|---|
| 646 | $this->_appendText ($needle); |
|---|
| 647 | return true; |
|---|
| 648 | } |
|---|
| 649 | } else { |
|---|
| 650 | if ($needle == ' ') { |
|---|
| 651 | $this->_setStatus (4); |
|---|
| 652 | return true; |
|---|
| 653 | } else if ($needle == ']') { |
|---|
| 654 | return $this->_openElement (2); |
|---|
| 655 | } else { |
|---|
| 656 | $this->_appendText ($needle); |
|---|
| 657 | return true; |
|---|
| 658 | } |
|---|
| 659 | } |
|---|
| 660 | // break not needed because every if clause contains return! |
|---|
| 661 | case 4: // ATTRIBUTE NAME |
|---|
| 662 | if ($needle == ' ') { |
|---|
| 663 | if (strlen ($this->_savedName)) { |
|---|
| 664 | $this->_topNode |
|---|