1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
|
/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2014 Zend Technologies Ltd. (http://www.zend.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 2.00 of the Zend license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.zend.com/license/2_00.txt. |
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@zend.com> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "zend.h"
#include <zend_language_parser.h>
#include "zend_compile.h"
#include "zend_highlight.h"
#include "zend_ptr_stack.h"
#include "zend_globals.h"
ZEND_API void zend_html_putc(char c)
{
switch (c) {
case '\n':
ZEND_PUTS("<br />");
break;
case '<':
ZEND_PUTS("<");
break;
case '>':
ZEND_PUTS(">");
break;
case '&':
ZEND_PUTS("&");
break;
case ' ':
ZEND_PUTS(" ");
break;
case '\t':
ZEND_PUTS(" ");
break;
default:
ZEND_PUTC(c);
break;
}
}
ZEND_API void zend_html_puts(const char *s, size_t len)
{
const unsigned char *ptr = (const unsigned char*)s, *end = ptr + len;
unsigned char *filtered = NULL;
size_t filtered_len;
if (LANG_SCNG(output_filter)) {
LANG_SCNG(output_filter)(&filtered, &filtered_len, ptr, len);
ptr = filtered;
end = filtered + filtered_len;
}
while (ptr<end) {
if (*ptr==' ') {
do {
zend_html_putc(*ptr);
} while ((++ptr < end) && (*ptr==' '));
} else {
zend_html_putc(*ptr++);
}
}
if (LANG_SCNG(output_filter)) {
efree(filtered);
}
}
ZEND_API void zend_highlight(zend_syntax_highlighter_ini *syntax_highlighter_ini)
{
zval token;
int token_type;
char *last_color = syntax_highlighter_ini->highlight_html;
char *next_color;
zend_printf("<code>");
zend_printf("<span style=\"color: %s\">\n", last_color);
/* highlight stuff coming back from zendlex() */
ZVAL_UNDEF(&token);
while ((token_type=lex_scan(&token))) {
switch (token_type) {
case T_INLINE_HTML:
next_color = syntax_highlighter_ini->highlight_html;
break;
case T_COMMENT:
case T_DOC_COMMENT:
next_color = syntax_highlighter_ini->highlight_comment;
break;
case T_OPEN_TAG:
case T_OPEN_TAG_WITH_ECHO:
case T_CLOSE_TAG:
case T_LINE:
case T_FILE:
case T_DIR:
case T_TRAIT_C:
case T_METHOD_C:
case T_FUNC_C:
case T_NS_C:
case T_CLASS_C:
next_color = syntax_highlighter_ini->highlight_default;
break;
case '"':
case T_ENCAPSED_AND_WHITESPACE:
case T_CONSTANT_ENCAPSED_STRING:
next_color = syntax_highlighter_ini->highlight_string;
break;
case T_WHITESPACE:
zend_html_puts((char*)LANG_SCNG(yy_text), LANG_SCNG(yy_leng)); /* no color needed */
ZVAL_UNDEF(&token);
continue;
break;
default:
if (Z_TYPE(token) == IS_UNDEF) {
next_color = syntax_highlighter_ini->highlight_keyword;
} else {
next_color = syntax_highlighter_ini->highlight_default;
}
break;
}
if (last_color != next_color) {
if (last_color != syntax_highlighter_ini->highlight_html) {
zend_printf("</span>");
}
last_color = next_color;
if (last_color != syntax_highlighter_ini->highlight_html) {
zend_printf("<span style=\"color: %s\">", last_color);
}
}
zend_html_puts((char*)LANG_SCNG(yy_text), LANG_SCNG(yy_leng));
if (Z_TYPE(token) == IS_STRING) {
switch (token_type) {
case T_OPEN_TAG:
case T_OPEN_TAG_WITH_ECHO:
case T_CLOSE_TAG:
case T_WHITESPACE:
case T_COMMENT:
case T_DOC_COMMENT:
break;
default:
zend_string_release(Z_STR(token));
break;
}
}
ZVAL_UNDEF(&token);
}
if (last_color != syntax_highlighter_ini->highlight_html) {
zend_printf("</span>\n");
}
zend_printf("</span>\n");
zend_printf("</code>");
}
ZEND_API void zend_strip(void)
{
zval token;
int token_type;
int prev_space = 0;
ZVAL_UNDEF(&token);
while ((token_type=lex_scan(&token))) {
switch (token_type) {
case T_WHITESPACE:
if (!prev_space) {
zend_write(" ", sizeof(" ") - 1);
prev_space = 1;
}
/* lack of break; is intentional */
case T_COMMENT:
case T_DOC_COMMENT:
ZVAL_UNDEF(&token);
continue;
case T_END_HEREDOC:
zend_write((char*)LANG_SCNG(yy_text), LANG_SCNG(yy_leng));
/* read the following character, either newline or ; */
if (lex_scan(&token) != T_WHITESPACE) {
zend_write((char*)LANG_SCNG(yy_text), LANG_SCNG(yy_leng));
}
zend_write("\n", sizeof("\n") - 1);
prev_space = 1;
ZVAL_UNDEF(&token);
continue;
default:
zend_write((char*)LANG_SCNG(yy_text), LANG_SCNG(yy_leng));
break;
}
if (Z_TYPE(token) == IS_STRING) {
switch (token_type) {
case T_OPEN_TAG:
case T_OPEN_TAG_WITH_ECHO:
case T_CLOSE_TAG:
case T_WHITESPACE:
case T_COMMENT:
case T_DOC_COMMENT:
break;
default:
zend_string_release(Z_STR(token));
break;
}
}
prev_space = 0;
ZVAL_UNDEF(&token);
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
*/
|
