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wp-includes/js/tinymce/plugins/spellchecker/classes/GoogleSpell.php

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+<?php
+/**
+ * $Id: editor_plugin_src.js 201 2007-02-12 15:56:56Z spocke $
+ *
+ * @package MCManager.includes
+ * @author Moxiecode
+ * @copyright Copyright <20> 2004-2007, Moxiecode Systems AB, All rights reserved.
+ */
+
+class GoogleSpell extends SpellChecker {
+	/**
+	 * Spellchecks an array of words.
+	 *
+	 * @param {String} $lang Language code like sv or en.
+	 * @param {Array} $words Array of words to spellcheck.
+	 * @return {Array} Array of misspelled words.
+	 */
+	function &checkWords($lang, $words) {
+		$wordstr = implode(' ', $words);
+		$matches = $this->_getMatches($lang, $wordstr);
+		$words = array();
+
+		for ($i=0; $i<count($matches); $i++)
+			$words[] = $this->_unhtmlentities(mb_substr($wordstr, $matches[$i][1], $matches[$i][2], "UTF-8"));
+
+		return $words;
+	}
+
+	/**
+	 * Returns suggestions of for a specific word.
+	 *
+	 * @param {String} $lang Language code like sv or en.
+	 * @param {String} $word Specific word to get suggestions for.
+	 * @return {Array} Array of suggestions for the specified word.
+	 */
+	function &getSuggestions($lang, $word) {
+		$sug = array();
+		$osug = array();
+		$matches = $this->_getMatches($lang, $word);
+
+		if (count($matches) > 0)
+			$sug = explode("\t", utf8_encode($this->_unhtmlentities($matches[0][4])));
+
+		// Remove empty
+		foreach ($sug as $item) {
+			if ($item)
+				$osug[] = $item;
+		}
+
+		return $osug;
+	}
+
+	protected function &_getMatches($lang, $str) {
+		$lang = preg_replace('/[^a-z\-]/i', '', $lang);
+		$str = preg_replace('/[\x00-\x1F\x7F]/', '', $str);
+		$server = "www.google.com";
+		$port = 443;
+		$path = "/tbproxy/spell?lang=" . $lang . "&hl=en";
+		$host = "www.google.com";
+		$url = "https://" . $server;
+
+		// Setup XML request
+		$xml = '<?xml version="1.0" encoding="utf-8" ?><spellrequest textalreadyclipped="0" ignoredups="0" ignoredigits="1" ignoreallcaps="1"><text>' . $str . '</text></spellrequest>';
+
+		$header  = "POST ".$path." HTTP/1.0 \r\n";
+		$header .= "MIME-Version: 1.0 \r\n";
+		$header .= "Content-type: application/PTI26 \r\n";
+		$header .= "Content-length: ".strlen($xml)." \r\n";
+		$header .= "Content-transfer-encoding: text \r\n";
+		$header .= "Request-number: 1 \r\n";
+		$header .= "Document-type: Request \r\n";
+		$header .= "Interface-Version: Test 1.4 \r\n";
+		$header .= "Connection: close \r\n\r\n";
+		$header .= $xml;
+
+		// Use curl if it exists
+		if (function_exists('curl_init')) {
+			// Use curl
+			$ch = curl_init();
+			curl_setopt($ch, CURLOPT_URL,$url);
+			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+			curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $header);
+			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
+			$xml = curl_exec($ch);
+			curl_close($ch);
+		} else {
+			// Use raw sockets
+			$fp = fsockopen("ssl://" . $server, $port, $errno, $errstr, 30);
+			if ($fp) {
+				// Send request
+				fwrite($fp, $header);
+
+				// Read response
+				$xml = "";
+				while (!feof($fp))
+					$xml .= fgets($fp, 128);
+
+				fclose($fp);
+			} else
+				echo "Could not open SSL connection to google.";
+		}
+
+		// Grab and parse content
+		$matches = array();
+		preg_match_all('/<c o="([^"]*)" l="([^"]*)" s="([^"]*)">([^<]*)<\/c>/', $xml, $matches, PREG_SET_ORDER);
+
+		return $matches;
+	}
+
+	protected function _unhtmlentities($string) {
+		$string = preg_replace('~&#x([0-9a-f]+);~ei', 'chr(hexdec("\\1"))', $string);
+		$string = preg_replace('~&#([0-9]+);~e', 'chr(\\1)', $string);
+
+		$trans_tbl = get_html_translation_table(HTML_ENTITIES);
+		$trans_tbl = array_flip($trans_tbl);
+
+		return strtr($string, $trans_tbl);
+	}
+}
+
+// Patch in multibyte support
+if (!function_exists('mb_substr')) {
+	function mb_substr($str, $start, $len = '', $encoding="UTF-8"){
+		$limit = strlen($str);
+
+		for ($s = 0; $start > 0;--$start) {// found the real start
+			if ($s >= $limit)
+				break;
+
+			if ($str[$s] <= "\x7F")
+				++$s;
+			else {
+				++$s; // skip length
+
+				while ($str[$s] >= "\x80" && $str[$s] <= "\xBF")
+					++$s;
+			}
+		}
+
+		if ($len == '')
+			return substr($str, $s);
+		else
+			for ($e = $s; $len > 0; --$len) {//found the real end
+				if ($e >= $limit)
+					break;
+
+				if ($str[$e] <= "\x7F")
+					++$e;
+				else {
+					++$e;//skip length
+
+					while ($str[$e] >= "\x80" && $str[$e] <= "\xBF" && $e < $limit)
+						++$e;
+				}
+			}
+
+		return substr($str, $s, $e - $s);
+	}
+}
+
+?>