forked from chobie/php-sundown
/
php_sundown.h
320 lines (257 loc) · 6.53 KB
/
php_sundown.h
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
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
#ifndef PHP_SUNDOWN_H
#define PHP_SUNDOWN_H
#define PHP_SUNDOWN_EXTNAME "sundown"
#define PHP_SUNDOWN_EXTVER "0.3.6-dev"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "markdown.h"
#include "html.h"
#include "ext/spl/spl_exceptions.h"
#include "zend_interfaces.h"
#ifndef SUNDOWN_VERSION
#define SUNDOWN_VERSION UPSKIRT_VERSION
#endif
/* Define the entry point symbol
* Zend will use when loading this module
*/
extern zend_module_entry sundown_module_entry;
#define phpext_sundown_ptr &sundown_module_entry;
extern zend_class_entry *sundown_class_entry, *sundown_buffer_class_entry, *php_sundown_buffer_class_entry;
typedef enum
{
SUNDOWN_RENDER_HTML,
SUNDOWN_RENDER_TOC
} SundownRendererType;
struct php_sundown_renderopt {
struct html_renderopt html;
zval *self;
};
struct php_sundown_renderopt_ex {
struct html_renderopt html;
zval *self;
};
typedef struct{
zend_object zo;
zval *render;
} php_sundown_markdown_t;
typedef struct{
zend_object zo;
struct buf *buffer;
} php_sundown_buffer_t;
typedef struct{
zend_object zo;
struct html_renderopt html;
struct sd_callbacks cb;
} php_sundown_render_html_t;
typedef struct{
zend_object zo;
struct html_renderopt html;
struct sd_callbacks cb;
} php_sundown_render_html_toc_t;
typedef struct{
zend_object zo;
struct html_renderopt html;
struct sd_callbacks cb;
} php_sundown_render_xhtml_t;
typedef struct{
zend_object zo;
struct html_renderopt html;
} php_sundown_render_base_t;
#define SPAN_CALLBACK_EX(buffer,method_name, ...) {\
TSRMLS_FETCH();\
struct php_sundown_renderopt_ex *opt = (struct php_sundown_renderopt_ex*)opaque;\
zval func, *ret;\
\
MAKE_STD_ZVAL(ret);\
ZVAL_STRING(&func,method_name,1);\
\
if(call_user_function_v(NULL,&opt->self,&func,ret,__VA_ARGS__) == FAILURE){\
fprintf(stderr,"Can't call method %s\n", method_name);\
return 0;\
}\
if (ret != NULL) {\
bufput(buffer, Z_STRVAL_P(ret), Z_STRLEN_P(ret));\
}\
zval_ptr_dtor(&ret);\
zval_dtor(&func);\
return Z_LVAL_P(ret);\
}
#define BLOCK_CALLBACK_EX(buffer,method_name, ...) {\
TSRMLS_FETCH();\
struct php_sundown_renderopt_ex *opt = (struct php_sundown_renderopt_ex*)opaque;\
zval func, *ret;\
\
MAKE_STD_ZVAL(ret);\
ZVAL_STRING(&func,method_name,1);\
\
if(call_user_function_v(NULL,&opt->self,&func,ret,__VA_ARGS__) == FAILURE){\
fprintf(stderr,"Can't call method %s\n", method_name);\
}\
if (ret != NULL) {\
bufput(buffer, Z_STRVAL_P(ret), Z_STRLEN_P(ret));\
}\
zval_ptr_dtor(&ret);\
zval_dtor(&func);\
}
static int php_sundown_has_ext(HashTable *table, const char *name)
{
zval **data = NULL;
zval *ret = NULL;
int length = strlen(name) + 1;
if (zend_hash_find(table, name, length, (void **)&data) == SUCCESS) {
if (Z_TYPE_PP(data) != IS_BOOL) {
convert_to_boolean((zval *)*data);
}
if (Z_BVAL_PP(data)) {
return 1;
}
}
return 0;
}
#define SUNDOWN_HAS_EXTENSION(name) (table != NULL && php_sundown_has_ext(table, name))
static int call_user_function_v(HashTable *function_table, zval **object_pp, zval *function_name, zval *retval_ptr, zend_uint param_count, ...)
{
va_list ap;
size_t i;
int ret;
zval **params;
zval *tmp;
TSRMLS_FETCH();
if (param_count > 0) {
params = emalloc(sizeof(zval**) * param_count);
va_start(ap, param_count);
for (i=0; i<param_count;i++) {
params[i] = va_arg(ap, zval*);
}
va_end(ap);
} else {
params = NULL;
}
ret = call_user_function(function_table, object_pp, function_name, retval_ptr, param_count,params TSRMLS_CC);
if (param_count > 0) {
for (i=0; i<param_count;i++) {
if (params[i] != NULL) {
zval_ptr_dtor(¶ms[i]);
}
}
efree(params);
}
return ret;
}
static inline zval* buf2str(const struct buf *text)
{
zval *str;
MAKE_STD_ZVAL(str);
if (text == NULL || text->size == 0) {
ZVAL_NULL(str);
} else {
ZVAL_STRINGL(str, text->data, text->size,1);
}
return str;
}
static inline zval* char2str(char *text)
{
zval *str;
MAKE_STD_ZVAL(str);
ZVAL_STRING(str, text ,1);
return str;
}
static inline zval* buf2long(long value)
{
zval *data;
MAKE_STD_ZVAL(data);
ZVAL_LONG(data,value);
return data;
}
static inline struct buf* str2buf(const char *text, size_t length)
{
struct buf* buffer;
if (length > 0) {
buffer = bufnew(length);
bufput(buffer, text, length);
} else {
buffer = NULL;
}
return buffer;
}
static void php_sundown__get_render_flags(HashTable *table, unsigned int *render_flags_p)
{
TSRMLS_FETCH();
unsigned int render_flags = HTML_EXPAND_TABS;
/* filter_html */
if (SUNDOWN_HAS_EXTENSION("filter_html")) {
render_flags |= HTML_SKIP_HTML;
}
/* no_image */
if (SUNDOWN_HAS_EXTENSION("no_images")) {
render_flags |= HTML_SKIP_IMAGES;
}
/* no_links */
if (SUNDOWN_HAS_EXTENSION("no_links")) {
render_flags |= HTML_SKIP_LINKS;
}
/* filter_style */
if (SUNDOWN_HAS_EXTENSION("no_styles")) {
render_flags |= HTML_SKIP_STYLE;
}
/* safelink */
if (SUNDOWN_HAS_EXTENSION("safe_links_only")) {
render_flags |= HTML_SAFELINK;
}
if (SUNDOWN_HAS_EXTENSION("with_toc_data")) {
render_flags |= HTML_TOC;
}
if (SUNDOWN_HAS_EXTENSION("hard_wrap")) {
render_flags |= HTML_HARD_WRAP;
}
if (SUNDOWN_HAS_EXTENSION("xhtml")) {
render_flags |= HTML_USE_XHTML;
}
*render_flags_p = render_flags;
}
static void php_sundown__get_extensions(HashTable *table, unsigned int *enabled_extensions_p)
{
TSRMLS_FETCH();
unsigned int extensions = 0;
/**
* Markdown extensions -- all disabled by default
*/
if (SUNDOWN_HAS_EXTENSION("no_intra_emphasis")) {
extensions |= MKDEXT_NO_INTRA_EMPHASIS;
}
if (SUNDOWN_HAS_EXTENSION("tables")) {
extensions |= MKDEXT_TABLES;
}
if (SUNDOWN_HAS_EXTENSION("fenced_code_blocks")) {
extensions |= MKDEXT_FENCED_CODE;
}
if (SUNDOWN_HAS_EXTENSION("autolink")) {
extensions |= MKDEXT_AUTOLINK;
}
if (SUNDOWN_HAS_EXTENSION("strikethrough")) {
extensions |= MKDEXT_STRIKETHROUGH;
}
if (SUNDOWN_HAS_EXTENSION("lax_html_blocks")) {
extensions |= MKDEXT_LAX_HTML_BLOCKS;
}
if (SUNDOWN_HAS_EXTENSION("space_after_headers")) {
extensions |= MKDEXT_SPACE_HEADERS;
}
if (SUNDOWN_HAS_EXTENSION("superscript")) {
extensions |= MKDEXT_SUPERSCRIPT;
}
*enabled_extensions_p = extensions;
}
static void php_sundown__get_flags(HashTable *table, unsigned int *enabled_extensions_p, unsigned int *render_flags_p)
{
TSRMLS_FETCH();
unsigned int extensions = 0;
unsigned int render_flags = HTML_EXPAND_TABS;
php_sundown__get_extensions(table, &extensions);
php_sundown__get_render_flags(table, &render_flags);
*enabled_extensions_p = extensions;
*render_flags_p = render_flags;
}
#endif /* PHP_SUNDOWN_H */