[spellcheck] Updated Hunspell to 1.5.4

third_party/hunspell/src/parsers/htmlparser.cxx

+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Hunspell, based on MySpell.
+ *
+ * The Initial Developers of the Original Code are
+ * Kevin Hendricks (MySpell) and Németh László (Hunspell).
+ * Portions created by the Initial Developers are Copyright (C) 2002-2005
+ * the Initial Developers. All Rights Reserved.
+ *
+ * Contributor(s): David Einstein, Davide Prina, Giuseppe Modugno,
+ * Gianluca Turconi, Simon Brouwer, Noll János, Bíró Árpád,
+ * Goldman Eleonóra, Sarlós Tamás, Bencsáth Boldizsár, Halácsy Péter,
+ * Dvornik László, Gefferth András, Nagy Viktor, Varga Dániel, Chris Halls,
+ * Rene Engelhard, Bram Moolenaar, Dafydd Jones, Harri Pitkänen
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
 #include <cstdlib>
 #include <cstring>
 #include <cstdio>
 #include <ctype.h>
 
 #include "../hunspell/csutil.hxx"
 #include "htmlparser.hxx"
 
-
 #ifndef W32
 using namespace std;
 #endif
 
-enum { ST_NON_WORD, ST_WORD, ST_TAG, ST_CHAR_ENTITY, ST_OTHER_TAG, ST_ATTRIB };
+static const char* PATTERN[][2] = {{"<script", "</script>"},
+                                   {"<style", "</style>"},
+                                   {"<code", "</code>"},
+                                   {"<samp", "</samp>"},
+                                   {"<kbd", "</kbd>"},
+                                   {"<var", "</var>"},
+                                   {"<listing", "</listing>"},
+                                   {"<address", "</address>"},
+                                   {"<pre", "</pre>"},
+                                   {"<!--", "-->"},
+                                   {"<[cdata[", "]]>"},  // XML comment
+                                   {"<", ">"}};
 
-static const char * PATTERN[][2] = {
-        { "<script", "</script>" },
-        { "<style", "</style>" },
-        { "<code", "</code>" },
-        { "<samp", "</samp>" },
-        { "<kbd", "</kbd>" },
-        { "<var", "</var>" },
-        { "<listing", "</listing>" },
-        { "<address", "</address>" },
-        { "<pre", "</pre>" },
-        { "<!--", "-->" },
-        { "<[cdata[", "]]>" }, // XML comment
-        { "<", ">" }
-};
+#define PATTERN_LEN (sizeof(PATTERN) / (sizeof(char*) * 2))
 
-#define PATTERN_LEN (sizeof(PATTERN) / (sizeof(char *) * 2))
+static const char* PATTERN2[][2] = {
+    {"<img", "alt="},  // ALT and TITLE attrib handled spec.
+    {"<img", "title="},
+    {"<a ", "title="}};
 
-static const char * PATTERN2[][2] = {
-        { "<img", "alt=" }, // ALT and TITLE attrib handled spec.
-        { "<img", "title=" },
-        { "<a ", "title=" }
-};
+#define PATTERN_LEN2 (sizeof(PATTERN2) / (sizeof(char*) * 2))
 
-#define PATTERN_LEN2 (sizeof(PATTERN2) / (sizeof(char *) * 2))
-
-HTMLParser::HTMLParser(const char * wordchars)
-{
-        init(wordchars);
+HTMLParser::HTMLParser(const char* wordchars)
+  : XMLParser(wordchars) {
 }
 
-HTMLParser::HTMLParser(unsigned short * wordchars, int len)
-{
-        init(wordchars, len);
+HTMLParser::HTMLParser(const w_char* wordchars, int len)
+  : XMLParser(wordchars, len) {
 }
 
-HTMLParser::~HTMLParser() 
-{
+bool HTMLParser::next_token(std::string& t) {
+  return XMLParser::next_token(PATTERN, PATTERN_LEN, PATTERN2, PATTERN_LEN2, t);
 }
 
-
-int HTMLParser::look_pattern(const char * p[][2], unsigned int len, int column)
-{
-        for (unsigned int i = 0; i < len; i++) {
-                char * j = line[actual] + head;
-                const char * k = p[i][column];
-                while ((*k != '\0') && (tolower(*j) == *k)) {
-                        j++;
-                        k++;
-                }
-                if (*k == '\0') return i;
-        }
-        return -1;
-}
-
-/*
- * HTML parser
- *
- */
-
-
-char * HTMLParser::next_token()
-{
-        const char * latin1;
-
-        for (;;) {
-                //fprintf(stderr, "%d:%c:%s\n", state, line[actual][head], line[actual]);
-                //getch();
-                switch (state)
-                {
-                case ST_NON_WORD: // non word chars
-                        prevstate = ST_NON_WORD;
-                        if ((pattern_num = look_pattern(PATTERN, PATTERN_LEN, 0)) != -1) {
-                                checkattr = 0;
-                                if ((pattern2_num = look_pattern(PATTERN2, PATTERN_LEN2, 0)) != -1) {
-                                        checkattr = 1;
-                                }
-                                state = ST_TAG;
-                        } else if (is_wordchar(line[actual] + head)) {
-                                state = ST_WORD;
-                                token = head;
-                        } else if ((latin1 = get_latin1(line[actual] + head))) {
-                                state = ST_WORD;
-                                token = head;
-                                head += strlen(latin1);
-                        } else if (line[actual][head] == '&') {
-                                state = ST_CHAR_ENTITY;
-                        }                       
-                        break;
-                case ST_WORD: // wordchar
-                        if ((latin1 = get_latin1(line[actual] + head))) {
-                                head += strlen(latin1);
-                        } else if (! is_wordchar(line[actual] + head)) {
-                                state = prevstate;
-                                char * t = alloc_token(token, &head);
-                                if (t) return t;
-                        }
-                        break;
-                case ST_TAG: // comment, labels, etc
-                        int i;
-                        if ((checkattr == 1) && ((i = look_pattern(PATTERN2, PATTERN_LEN2, 1)) != -1)
-                                && (strcmp(PATTERN2[i][0],PATTERN2[pattern2_num][0]) == 0)) {
-                                        checkattr = 2;
-                        } else if ((checkattr > 0) && (line[actual][head] == '>')) {
-                                        state = ST_NON_WORD;
-                        } else if (((i = look_pattern(PATTERN, PATTERN_LEN, 1)) != -1) && 
-                                (strcmp(PATTERN[i][1],PATTERN[pattern_num][1]) == 0)) {
-                                        state = ST_NON_WORD;
-                                        head += strlen(PATTERN[pattern_num][1]) - 1;
-                        } else if ( (strcmp(PATTERN[pattern_num][0], "<") == 0) &&
-                                ((line[actual][head] == '"') || (line[actual][head] == '\''))) {
-                                quotmark = line[actual][head];
-                                state = ST_ATTRIB;
-                        }
-                        break;
-                case ST_ATTRIB: // non word chars
-                        prevstate = ST_ATTRIB;
-                        if (line[actual][head] == quotmark) {
-                                state = ST_TAG;
-                                if (checkattr == 2) checkattr = 1;
-                         // for IMG ALT
-                        } else if (is_wordchar(line[actual] + head) && (checkattr == 2)) {
-                                state = ST_WORD;
-                                token = head;
-                        } else if (line[actual][head] == '&') {
-                                state = ST_CHAR_ENTITY;
-                        }                       
-                        break;
-                case ST_CHAR_ENTITY: // SGML element
-                        if ((tolower(line[actual][head]) == ';')) {
-                                state = prevstate;
-                                head--;
-                        }
-                }
-                if (next_char(line[actual], &head)) return NULL;
-        }
-}
+HTMLParser::~HTMLParser() {}