| 1 | <?php
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| 2 | /**********************************************************************************************
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| 3 | * AJAX Spell Checker - Version 2.8
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| 4 | * (C) 2005 - Garrison Locke
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| 5 | *
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| 6 | * This spell checker is built in the style of the Gmail spell
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| 7 | * checker. It uses AJAX to communicate with the backend without
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| 8 | * requiring the page be reloaded. If you use this code, please
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| 9 | * give me credit and a link to my site would be nice.
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| 10 | * http://www.broken-notebook.com.
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| 11 | *
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| 12 | * Copyright (c) 2005, Garrison Locke
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| 13 | * All rights reserved.
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| 14 | *
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| 15 | * Redistribution and use in source and binary forms, with or without
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| 16 | * modification, are permitted provided that the following conditions are met:
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| 17 | *
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| 18 | * * Redistributions of source code must retain the above copyright notice,
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| 19 | * this list of conditions and the following disclaimer.
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| 20 | * * Redistributions in binary form must reproduce the above copyright notice,
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| 21 | * this list of conditions and the following disclaimer in the documentation
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| 22 | * and/or other materials provided with the distribution.
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| 23 | * * Neither the name of the http://www.broken-notebook.com nor the names of its
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| 24 | * contributors may be used to endorse or promote products derived from this
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| 25 | * software without specific prior written permission.
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| 26 | *
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| 27 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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| 28 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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| 29 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 30 | * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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| 31 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 32 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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| 33 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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| 34 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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| 35 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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| 36 | * OF SUCH DAMAGE.
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| 37 | *
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| 38 | ***********************************************************************************************/
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| 39 |
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| 40 | // User-configurable list of allowed HTML tags and attributes.
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| 41 | // Thanks to Jake Olefsky for this little addition
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| 42 | //$allowed_html = '<strong><small><p><br><a><b><u><i><img><code><ul><ol><li>'; //Removed. Accept alll HTML tags.
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| 43 |
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| 44 | // Set the max number of suggestions to return at a time.
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| 45 | define('MAX_SUGGESTIONS', 3);
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| 46 |
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| 47 | // Set whether to use a personal dictionary.
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| 48 | $usePersonalDict = false;
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| 49 |
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| 50 | //Set whether users are allowed to update the personal dictionary.
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| 51 | $editablePersonalDict = false;
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| 52 |
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| 53 | // If using a personal dictionary, set the path to it. Default is in the
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| 54 | // personal_dictionary subdirectory of the location of spell_checker.php.
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| 55 | $path_to_personal_dictionary = dirname(__FILE__) . "/personal_dictionary/personal_dictionary.txt";
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| 56 |
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| 57 | //If pspell doesn't exist, then include the pspell wrapper for aspell.
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| 58 | if(!function_exists('pspell_suggest'))
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| 59 | {
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| 60 | // Set the path to aspell if you need to use it.
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| 61 | define('ASPELL_BIN','/usr/bin/aspell');
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| 62 | require_once ("pspell_comp.php");
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| 63 | }
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| 64 |
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| 65 | // Create and configure a link to the pspell module.
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| 66 |
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| 67 | //$pspell_config = pspell_config_create("en");
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| 68 | pspell_config_mode($pspell_config, PSPELL_FAST);
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| 69 |
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| 70 | if($usePersonalDict)
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| 71 | {
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| 72 | // Allows the use of a custom dictionary (Thanks to Dylan Thurston for this addition).
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| 73 | pspell_config_personal($pspell_config, $path_to_personal_dictionary);
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| 74 | }
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| 75 |
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| 76 | //$pspell_link = pspell_new_config($pspell_config);
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| 77 |
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| 78 |
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| 79 | require_once("cpaint/cpaint2.inc.php"); //AJAX library file
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| 80 |
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| 81 | $cp = new cpaint();
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| 82 | $cp->register('showSuggestions');
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| 83 | $cp->register('spellCheck');
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| 84 | $cp->register('switchText');
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| 85 | $cp->register('addWord');
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| 86 | $cp->start();
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| 87 | $cp->return_data();
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| 88 |
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| 89 |
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| 90 | /*************************************************************
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| 91 | * showSuggestions($word, $id)
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| 92 | *
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| 93 | * The showSuggestions function creates the list of up to 10
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| 94 | * suggestions to return for the given misspelled word.
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| 95 | *
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| 96 | * $word - The misspelled word that was clicked on
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| 97 | * $id - The id of the span containing the misspelled word.
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| 98 | *
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| 99 | *************************************************************/
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| 100 | function showSuggestions($word, $id, $language)
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| 101 | {
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| 102 | global $editablePersonalDict; //bool to set editability of personal dictionary
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| 103 | //global $pspell_link; //the global link to the pspell module
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| 104 | $pspell_link = pspell_new($language);
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| 105 | global $cp; //the CPAINT object
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| 106 |
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| 107 | $retVal = "";
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| 108 |
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| 109 | $suggestions = pspell_suggest($pspell_link, $word); //an array of all the suggestions that psepll returns for $word.
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| 110 |
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| 111 | // If the number of suggestions returned by pspell is less than the maximum
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| 112 | // number, just use the number of suggestions returned.
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| 113 | $numSuggestions = count($suggestions);
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| 114 | $tmpNum = min($numSuggestions, MAX_SUGGESTIONS);
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| 115 |
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| 116 | if($tmpNum > 0)
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| 117 | {
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| 118 | //this creates the table of suggestions.
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| 119 | //in the onclick event it has a call to the replaceWord javascript function which does the actual replacing on the page
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| 120 | for($i=0; $i<$tmpNum; $i++)
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| 121 | {
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| 122 | $retVal .= "<div class=\"suggestion\" onclick=\"replaceWord('" . addslashes_custom($id) . "', '" . addslashes(utf8_encode($suggestions[$i])) . "'); return false;\">" . utf8_encode($suggestions[$i]) . " </div>";
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| 123 | }
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| 124 |
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| 125 | if($editablePersonalDict)
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| 126 | {
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| 127 | $retVal .= "<div class=\"addtoDictionary\" onclick=\"addWord('" . addslashes_custom($id) . "'); return false;\">Add To Dictionary</div>";
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| 128 | }
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| 129 |
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| 130 | //Ignore the suggestion - Added by Nathalie
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| 131 | $retVal .= "<div class=\"ignore\" onclick=\"ignore('" . addslashes_custom($id) . "', '" . addslashes($word) . "'); return false;\"> Ignorar </div>";
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| 132 |
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| 133 |
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| 134 | }
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| 135 | else
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| 136 | {
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| 137 | $retVal .= "Sem sugestão";
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| 138 | $retVal .= "<div class=\"ignore\" onclick=\"ignore('" . addslashes_custom($id) . "', '" . addslashes($word) . "'); return false;\"> Ignorar </div>";
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| 139 | }
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| 140 |
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| 141 | $cp->set_data($retVal); //the return value - a string containing the table of suggestions.
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| 142 |
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| 143 | } // end showSuggestions
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| 144 |
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| 145 |
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| 146 | /*************************************************************
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| 147 | * spellCheck($string)
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| 148 | *
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| 149 | * The spellCheck function takes the string of text entered
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| 150 | * in the text box and spell checks it. It splits the text
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| 151 | * on anything inside of < > in order to prevent html from being
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| 152 | * spell checked. Then any text is split on spaces so that only
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| 153 | * one word is spell checked at a time. This creates a multidimensional
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| 154 | * array. The array is flattened. The array is looped through
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| 155 | * ignoring the html lines and spell checking the others. If a word
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| 156 | * is misspelled, code is wrapped around it to highlight it and to
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| 157 | * make it clickable to show the user the suggestions for that
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| 158 | * misspelled word.
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| 159 | *
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| 160 | * $string - The string of text from the text box that is to be
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| 161 | * spell checked.
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| 162 | *
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| 163 | *************************************************************/
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| 164 | function spellCheck($string, $varName, $language)
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| 165 | {
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| 166 | //global $pspell_link; //the global link to the pspell module
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| 167 | $pspell_link = pspell_new($language);
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| 168 | global $cp; //the CPAINT object
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| 169 | $retVal = "";
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| 170 |
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| 171 | $string = stripslashes_custom($string); //we only need to strip slashes if magic quotes are on
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| 172 |
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| 173 | $string = remove_word_junk($string);
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| 174 |
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| 175 | //make all the returns in the text look the same
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| 176 | $string = preg_replace("/\r?\n/", "\n", $string);
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| 177 |
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| 178 | //splits the string on any html tags, preserving the tags and putting them in the $words array
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| 179 | $words = preg_split("/(<[^<>]*>)/", $string, -1, PREG_SPLIT_DELIM_CAPTURE);
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| 180 |
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| 181 | $numResults = count($words); //the number of elements in the array.
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| 182 |
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| 183 | $misspelledCount = 0;
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| 184 |
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| 185 | //this loop looks through the words array and splits any lines of text that aren't html tags on space, preserving the spaces.
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| 186 | for($i=0; $i<$numResults; $i++){
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| 187 | // Words alternate between real words and html tags, starting with words.
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| 188 | if(($i & 1) == 0) // Even-numbered entries are word sets.
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| 189 | {
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| 190 | $words[$i] = preg_split("/(\s+)/", $words[$i], -1, PREG_SPLIT_DELIM_CAPTURE); //then split it on the spaces
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| 191 |
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| 192 | // Now go through each word and link up the misspelled ones.
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| 193 | $numWords = count($words[$i]);
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| 194 | for($j=0; $j<$numWords; $j++)
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| 195 | {
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| 196 | $word = utf8_decode($words[$i][$j]);
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| 197 |
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| 198 | $reg_expr = utf8_decode('A-Záà âãÀéÚêëÃìïîóòÎõöúùûÌÜÿçñÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ');
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| 199 |
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| 200 | preg_match("/[$reg_expr]*/i", $word , $tmp); //get the word that is in the array slot $i
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| 201 |
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| 202 | $tmpWord = $tmp[0]; //should only have one element in the array anyway, so it's just assign it to $tmpWord
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| 203 | $words[$i][$j] = utf8_decode($words[$i][$j]);
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| 204 |
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| 205 | //And we replace the word in the array with the span that highlights it and gives it an onClick parameter to show the suggestions.
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| 206 | if(!pspell_check($pspell_link, $tmpWord)) // Adicionar Nathalie
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| 207 | {
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| 208 | $onClick = "onclick=\"setCurrentObject(" . $varName . "); showSuggestions('" . addslashes($tmpWord) . "', '" . $varName . "_" . $misspelledCount . "_" . addslashes($tmpWord) . "'); return false;\"";
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| 209 | $words[$i][$j] = str_replace($tmpWord, "<div " . $onClick . " id=\"" . $varName . "_" . $misspelledCount . "_" . $tmpWord . "\" class=\"highlight\">" . stripslashes($tmpWord) . " </div>", $words[$i][$j]);
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| 210 | $misspelledCount++;
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| 211 | }
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| 212 |
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| 213 | $words[$i][$j] = str_replace("\n", "<br />", $words[$i][$j]); //replace any breaks with <br />'s, for html display
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| 214 |
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| 215 | }//end for $j
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| 216 | }//end if
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| 217 |
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| 218 | else //otherwise, we wrap all the html tags in comments to make them not displayed
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| 219 | {
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| 220 | $words[$i] = str_replace("<", "<!--<", $words[$i]);
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| 221 | $words[$i] = str_replace(">", ">-->", $words[$i]);
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| 222 | }
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| 223 | }//end for $i
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| 224 |
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| 225 | $words = flattenArray($words); //flatten the array to be one dimensional.
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| 226 | $numResults = count($words); //the number of elements in the array after it's been flattened.
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| 227 |
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| 228 | $string = ""; //return string
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| 229 |
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| 230 | //if there were no misspellings, start the string with a 0.
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| 231 | if($misspelledCount == 0)
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| 232 | {
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| 233 | $string = "0";
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| 234 | }
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| 235 |
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| 236 | else //else, there were misspellings, start the string with a 1.
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| 237 | {
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| 238 | $string = "1";
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| 239 | }
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| 240 |
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| 241 | // Concatenate all the words/tags/etc. back into a string and append it to the result.
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| 242 | $string .= implode('', $words);
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| 243 |
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| 244 | $string = preg_replace("/<!--</i", "<", $string); //Retira os comentários das tags HTML
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| 245 | $string = preg_replace("/>-->/i", ">", $string);
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| 246 |
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| 247 | ////Function Removed from the original. Accept alll HTML tags.
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| 248 | //remove comments from around all html tags except for <a> because we don't want the links to be clickable
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| 249 | //but we want the html to be rendered in the div for preview purposes.
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| 250 | /*$string = preg_replace("/<!--<br( [^>]*)?>-->/i", "<br />", $string);
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| 251 | $string = preg_replace("/<!--<p( [^>]*)?>-->/i", "<p>", $string);
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| 252 | $string = preg_replace("/<!--<\/p>-->/i", "</p>", $string);
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| 253 | $string = preg_replace("/<!--<b( [^>]*)?>-->/i", "<b>", $string);
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| 254 | $string = preg_replace("/<!--<\/b>-->/i", "</b>", $string);
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| 255 | $string = preg_replace("/<!--<strong( [^>]*)?>-->/i", "<strong>", $string);
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| 256 | $string = preg_replace("/<!--<\/strong>-->/i", "</strong>", $string);
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| 257 | $string = preg_replace("/<!--<i( [^>]*)?>-->/i", "<i>", $string);
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| 258 | $string = preg_replace("/<!--<\/i>-->/i", "</i>", $string);
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| 259 | $string = preg_replace("/<!--<small( [^>]*)?>-->/i", "<small>", $string);
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| 260 | $string = preg_replace("/<!--<\/small>-->/i", "</small>", $string);
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| 261 | $string = preg_replace("/<!--<ul( [^>]*)?>-->/i", "<ul>", $string);
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| 262 | $string = preg_replace("/<!--<\/ul>-->/i", "</ul>", $string);
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| 263 | $string = preg_replace("/<!--<li( [^>]*)?>-->/i", "<li>", $string);
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| 264 | $string = preg_replace("/<!--<\/li>-->/i", "</li>", $string);
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| 265 | $string = preg_replace("/<!--<img (?:[^>]+ )?src=\"?([^\"]*)\"?[^>]*>-->/i", "<img src=\"\\1\" />", $string);
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| 266 | <<<<<<< .mine
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| 267 |
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| 268 | $string = preg_replace("/<!--<table( [^>]*)?>-->/i", "<table border=\"\\\" >", $string);
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| 269 | $string = preg_replace("/<!--<\/table>-->/i", "</table>", $string);
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| 270 | $string = preg_replace("/<!--<td( [^>]*)?>-->/i", "<td>", $string);
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| 271 | $string = preg_replace("/<!--<\/td>-->/i", "</td>", $string);
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| 272 | $string = preg_replace("/<!--<tbody( [^>]*)?>-->/i", "<tbody>", $string);
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| 273 | $string = preg_replace("/<!--<\/tbody>-->/i", "</tbody>", $string);
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| 274 | $string = preg_replace("/<!--<tr( [^>]*)?>-->/i", "<tr>", $string);
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| 275 | $string = preg_replace("/<!--<\/tr>-->/i", "</tr>", $string);*/
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| 276 |
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| 277 | $cp->set_data(utf8_encode($string)); //return value - string containing all the markup for the misspelled words.
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| 278 |
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| 279 | } // end spellCheck
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| 280 |
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| 281 |
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| 282 | /*************************************************************
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| 283 | * addWord($str)
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| 284 | *
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| 285 | * This function adds a word to the custom dictionary
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| 286 | *
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| 287 | * @param $str The word to be added
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| 288 | *************************************************************/
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| 289 | function addWord($str)
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| 290 | {
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| 291 | global $editablePersonalDict;
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| 292 | //global $pspell_link; //the global link to the pspell module
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| 293 | $pspell_link = pspell_new("pt_BR");
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| 294 | global $cp; //the CPAINT object
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| 295 | $retVal = "";
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| 296 | pspell_add_to_personal($pspell_link, $str);
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| 297 | if($editablePersonalDict && pspell_save_wordlist($pspell_link))
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| 298 | {
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| 299 | $retVal = "Save successful!";
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| 300 | }
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| 301 |
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| 302 | else
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| 303 | {
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| 304 | $retVal = "Save Failed!";
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| 305 | }
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| 306 |
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| 307 | $cp->set_data($retVal);
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| 308 | } // end addWord
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| 309 |
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| 310 |
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| 311 |
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| 312 | /*************************************************************
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| 313 | * flattenArray($array)
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| 314 | *
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| 315 | * The flattenArray function is a recursive function that takes a
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| 316 | * multidimensional array and flattens it to be a one-dimensional
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| 317 | * array. The one-dimensional flattened array is returned.
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| 318 | *
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| 319 | * $array - The array to be flattened.
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| 320 | *
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| 321 | *************************************************************/
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| 322 | function flattenArray($array)
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| 323 | {
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| 324 | $flatArray = array();
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| 325 | foreach($array as $subElement)
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| 326 | {
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| 327 | if(is_array($subElement))
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| 328 | {
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| 329 | $flatArray = array_merge($flatArray, flattenArray($subElement));
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| 330 | }
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| 331 | else
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| 332 | {
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| 333 | $flatArray[] = $subElement;
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| 334 | }
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| 335 | }
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| 336 |
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| 337 | return $flatArray;
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| 338 | } // end flattenArray
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| 339 |
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| 340 |
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| 341 | /*************************************************************
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| 342 | * stripslashes_custom($string)
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| 343 | *
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| 344 | * This is a custom stripslashes function that only strips
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| 345 | * the slashes if magic quotes are on. This is written for
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| 346 | * compatibility with other servers in the event someone doesn't
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| 347 | * have magic quotes on.
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| 348 | *
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| 349 | * $string - The string that might need the slashes stripped.
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| 350 | *
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| 351 | *************************************************************/
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| 352 | function stripslashes_custom($string)
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| 353 | {
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| 354 | if(get_magic_quotes_gpc())
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| 355 | {
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| 356 | return stripslashes($string);
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| 357 | }
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| 358 | else
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| 359 | {
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| 360 | return $string;
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| 361 | }
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| 362 | } // end stripslashes_custom
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| 363 |
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| 364 | /*************************************************************
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| 365 | * addslashes_custom($string)
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| 366 | *
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| 367 | * This is a custom addslashes function that only adds
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| 368 | * the slashes if magic quotes are off. This is written for
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| 369 | * compatibility with other servers in the event someone doesn't
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| 370 | * have magic quotes on.
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| 371 | *
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| 372 | * $string - The string that might need the slashes added.
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| 373 | *
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| 374 | *************************************************************/
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| 375 | function addslashes_custom($string)
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| 376 | {
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| 377 | if(!get_magic_quotes_gpc())
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| 378 | {
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| 379 | return addslashes($string);
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| 380 | }
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| 381 | else
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| 382 | {
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| 383 | return $string;
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| 384 | }
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| 385 | } // end addslashes_custom
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| 386 |
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| 387 |
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| 388 | /*************************************************************
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| 389 | * remove_word_junk($t)
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| 390 | *
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| 391 | * This function strips out all the crap that Word tries to
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| 392 | * add to it's text in the even someone pastes in code from
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| 393 | * Word.
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| 394 | *
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| 395 | * $t - The text to be cleaned
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| 396 | *
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| 397 | *************************************************************/
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| 398 | function remove_word_junk($t)
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| 399 | {
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| 400 | $a=array(
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| 401 | "\xe2\x80\x9c"=>'"',
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| 402 | "\xe2\x80\x9d"=>'"',
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| 403 | "\xe2\x80\x99"=>"'",
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| 404 | "\xe2\x80\xa6"=>"...",
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| 405 | "\xe2\x80\x98"=>"'",
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| 406 | "\xe2\x80\x94"=>"---",
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| 407 | "\xe2\x80\x93"=>"--",
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| 408 | "\x85"=>"...",
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| 409 | "\221"=>"'",
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| 410 | "\222"=>"'",
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| 411 | "\223"=>'"',
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| 412 | "\224"=>'"',
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| 413 | "\x97"=>"---",
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| 414 | "\x96"=>"--"
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| 415 | );
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| 416 |
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| 417 | foreach($a as $k=>$v){
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| 418 | $oa[]=$k;
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| 419 | $ra[]=$v;
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| 420 | }
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| 421 |
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| 422 | $t=trim(str_replace($oa,$ra,$t));
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| 423 | return $t;
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| 424 |
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| 425 | } // end remove_word_junk
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| 426 |
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| 427 |
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| 428 | /*************************************************************
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| 429 | * switchText($string)
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| 430 | *
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| 431 | * This function prepares the text to be sent back to the text
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| 432 | * box from the div. The comments are removed and breaks are
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| 433 | * converted back into \n's. All the html tags that the user
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| 434 | * might have entered that aren't on the approved list:
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| 435 | * <p><br><a><b><strong><i><small><ul><li> are stripped out.
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| 436 | * The user-entered returns have already been replaced with
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| 437 | * $u2026 so that they can be preserved. I replace all the
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| 438 | * \n's that might have been added by the browser (Firefox does
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| 439 | * this in trying to pretty up the HTML) with " " so that
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| 440 | * everything will look the way it did when the user typed it
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| 441 | * in the box the first time.
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| 442 | *
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| 443 | * $string - The string of html from the div that will be sent
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| 444 | * back to the text box.
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| 445 | *
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| 446 | *************************************************************/
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| 447 | function switchText($string)
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| 448 | {
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| 449 | global $allowed_html;
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| 450 | global $cp; //the CPAINT object
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| 451 | $string = remove_word_junk($string);
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| 452 | $string = preg_replace("/<!--/", "", $string);
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| 453 | $string = preg_replace("/-->/", "", $string);
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| 454 | $string = preg_replace("/\r?\n/", " ", $string);
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| 455 | $string = stripslashes_custom($string); //we only need to strip slashes if magic quotes are on
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| 456 | //$string = strip_tags($string, $allowed_html); //Removed. Accept all HTML tags.
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| 457 | $string = preg_replace('{</?span.*?>}i', '', $string);
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| 458 | $string = html_entity_decode($string);
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| 459 |
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| 460 | $cp->set_data($string); //the return value
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| 461 |
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| 462 |
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| 463 | } // end switchText
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| 464 |
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| 465 | ?> |
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