mirror of
https://github.com/lxsang/antd-lua-plugin
synced 2024-12-26 17:38:21 +01:00
support cross referencing in markdown renderer
This commit is contained in:
lxsang
parent
2a89d5a441
commit
38724476a2
BIN
dist/lua-0.5.2b.tar.gz
vendored
BIN
dist/lua-0.5.2b.tar.gz
vendored
Binary file not shown.
@ -24,6 +24,7 @@ static int l_md_to_html(lua_State *L)
|
||||
}
|
||||
// duplicate top of the stack
|
||||
lua_pushvalue(L, -1);
|
||||
reset_hd_cnt();
|
||||
if (md_html(input,
|
||||
strlen(input),
|
||||
md_process_output,
|
||||
|
||||
@ -29,28 +29,28 @@
|
||||
#include "md4c-html.h"
|
||||
#include "entity.h"
|
||||
|
||||
static int hd_cnt[6] = {0, 0, 0, 0, 0, 0};
|
||||
|
||||
#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199409L
|
||||
/* C89/90 or old compilers in general may not understand "inline". */
|
||||
#if defined __GNUC__
|
||||
#define inline __inline__
|
||||
#elif defined _MSC_VER
|
||||
#define inline __inline
|
||||
#else
|
||||
#define inline
|
||||
#endif
|
||||
/* C89/90 or old compilers in general may not understand "inline". */
|
||||
#if defined __GNUC__
|
||||
#define inline __inline__
|
||||
#elif defined _MSC_VER
|
||||
#define inline __inline
|
||||
#else
|
||||
#define inline
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifdef _WIN32
|
||||
#define snprintf _snprintf
|
||||
#define snprintf _snprintf
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
typedef struct MD_HTML_tag MD_HTML;
|
||||
struct MD_HTML_tag {
|
||||
void (*process_output)(const MD_CHAR*, MD_SIZE, void*);
|
||||
void* userdata;
|
||||
struct MD_HTML_tag
|
||||
{
|
||||
void (*process_output)(const MD_CHAR *, MD_SIZE, void *);
|
||||
void *userdata;
|
||||
unsigned flags;
|
||||
int image_nesting_level;
|
||||
char escape_map[256];
|
||||
@ -59,7 +59,6 @@ struct MD_HTML_tag {
|
||||
#define NEED_HTML_ESC_FLAG 0x1
|
||||
#define NEED_URL_ESC_FLAG 0x2
|
||||
|
||||
|
||||
/*****************************************
|
||||
*** HTML rendering helper functions ***
|
||||
*****************************************/
|
||||
@ -69,9 +68,8 @@ struct MD_HTML_tag {
|
||||
#define ISUPPER(ch) ('A' <= (ch) && (ch) <= 'Z')
|
||||
#define ISALNUM(ch) (ISLOWER(ch) || ISUPPER(ch) || ISDIGIT(ch))
|
||||
|
||||
|
||||
static inline void
|
||||
render_verbatim(MD_HTML* r, const MD_CHAR* text, MD_SIZE size)
|
||||
render_verbatim(MD_HTML *r, const MD_CHAR *text, MD_SIZE size)
|
||||
{
|
||||
r->process_output(text, size, r->userdata);
|
||||
}
|
||||
@ -79,38 +77,49 @@ render_verbatim(MD_HTML* r, const MD_CHAR* text, MD_SIZE size)
|
||||
/* Keep this as a macro. Most compiler should then be smart enough to replace
|
||||
* the strlen() call with a compile-time constant if the string is a C literal. */
|
||||
#define RENDER_VERBATIM(r, verbatim) \
|
||||
render_verbatim((r), (verbatim), (MD_SIZE) (strlen(verbatim)))
|
||||
|
||||
render_verbatim((r), (verbatim), (MD_SIZE)(strlen(verbatim)))
|
||||
|
||||
static void
|
||||
render_html_escaped(MD_HTML* r, const MD_CHAR* data, MD_SIZE size)
|
||||
render_html_escaped(MD_HTML *r, const MD_CHAR *data, MD_SIZE size)
|
||||
{
|
||||
MD_OFFSET beg = 0;
|
||||
MD_OFFSET off = 0;
|
||||
|
||||
/* Some characters need to be escaped in normal HTML text. */
|
||||
#define NEED_HTML_ESC(ch) (r->escape_map[(unsigned char)(ch)] & NEED_HTML_ESC_FLAG)
|
||||
/* Some characters need to be escaped in normal HTML text. */
|
||||
#define NEED_HTML_ESC(ch) (r->escape_map[(unsigned char)(ch)] & NEED_HTML_ESC_FLAG)
|
||||
|
||||
while(1) {
|
||||
while (1)
|
||||
{
|
||||
/* Optimization: Use some loop unrolling. */
|
||||
while(off + 3 < size && !NEED_HTML_ESC(data[off+0]) && !NEED_HTML_ESC(data[off+1])
|
||||
&& !NEED_HTML_ESC(data[off+2]) && !NEED_HTML_ESC(data[off+3]))
|
||||
while (off + 3 < size && !NEED_HTML_ESC(data[off + 0]) && !NEED_HTML_ESC(data[off + 1]) && !NEED_HTML_ESC(data[off + 2]) && !NEED_HTML_ESC(data[off + 3]))
|
||||
off += 4;
|
||||
while(off < size && !NEED_HTML_ESC(data[off]))
|
||||
while (off < size && !NEED_HTML_ESC(data[off]))
|
||||
off++;
|
||||
|
||||
if(off > beg)
|
||||
if (off > beg)
|
||||
render_verbatim(r, data + beg, off - beg);
|
||||
|
||||
if(off < size) {
|
||||
switch(data[off]) {
|
||||
case '&': RENDER_VERBATIM(r, "&"); break;
|
||||
case '<': RENDER_VERBATIM(r, "<"); break;
|
||||
case '>': RENDER_VERBATIM(r, ">"); break;
|
||||
case '"': RENDER_VERBATIM(r, """); break;
|
||||
if (off < size)
|
||||
{
|
||||
switch (data[off])
|
||||
{
|
||||
case '&':
|
||||
RENDER_VERBATIM(r, "&");
|
||||
break;
|
||||
case '<':
|
||||
RENDER_VERBATIM(r, "<");
|
||||
break;
|
||||
case '>':
|
||||
RENDER_VERBATIM(r, ">");
|
||||
break;
|
||||
case '"':
|
||||
RENDER_VERBATIM(r, """);
|
||||
break;
|
||||
}
|
||||
off++;
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
break;
|
||||
}
|
||||
beg = off;
|
||||
@ -118,26 +127,31 @@ render_html_escaped(MD_HTML* r, const MD_CHAR* data, MD_SIZE size)
|
||||
}
|
||||
|
||||
static void
|
||||
render_url_escaped(MD_HTML* r, const MD_CHAR* data, MD_SIZE size)
|
||||
render_url_escaped(MD_HTML *r, const MD_CHAR *data, MD_SIZE size)
|
||||
{
|
||||
static const MD_CHAR hex_chars[] = "0123456789ABCDEF";
|
||||
MD_OFFSET beg = 0;
|
||||
MD_OFFSET off = 0;
|
||||
|
||||
/* Some characters need to be escaped in URL attributes. */
|
||||
#define NEED_URL_ESC(ch) (r->escape_map[(unsigned char)(ch)] & NEED_URL_ESC_FLAG)
|
||||
/* Some characters need to be escaped in URL attributes. */
|
||||
#define NEED_URL_ESC(ch) (r->escape_map[(unsigned char)(ch)] & NEED_URL_ESC_FLAG)
|
||||
|
||||
while(1) {
|
||||
while(off < size && !NEED_URL_ESC(data[off]))
|
||||
while (1)
|
||||
{
|
||||
while (off < size && !NEED_URL_ESC(data[off]))
|
||||
off++;
|
||||
if(off > beg)
|
||||
if (off > beg)
|
||||
render_verbatim(r, data + beg, off - beg);
|
||||
|
||||
if(off < size) {
|
||||
if (off < size)
|
||||
{
|
||||
char hex[3];
|
||||
|
||||
switch(data[off]) {
|
||||
case '&': RENDER_VERBATIM(r, "&"); break;
|
||||
switch (data[off])
|
||||
{
|
||||
case '&':
|
||||
RENDER_VERBATIM(r, "&");
|
||||
break;
|
||||
default:
|
||||
hex[0] = '%';
|
||||
hex[1] = hex_chars[((unsigned)data[off] >> 4) & 0xf];
|
||||
@ -146,7 +160,9 @@ render_url_escaped(MD_HTML* r, const MD_CHAR* data, MD_SIZE size)
|
||||
break;
|
||||
}
|
||||
off++;
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
break;
|
||||
}
|
||||
|
||||
@ -157,36 +173,43 @@ render_url_escaped(MD_HTML* r, const MD_CHAR* data, MD_SIZE size)
|
||||
static unsigned
|
||||
hex_val(char ch)
|
||||
{
|
||||
if('0' <= ch && ch <= '9')
|
||||
if ('0' <= ch && ch <= '9')
|
||||
return ch - '0';
|
||||
if('A' <= ch && ch <= 'Z')
|
||||
if ('A' <= ch && ch <= 'Z')
|
||||
return ch - 'A' + 10;
|
||||
else
|
||||
return ch - 'a' + 10;
|
||||
}
|
||||
|
||||
static void
|
||||
render_utf8_codepoint(MD_HTML* r, unsigned codepoint,
|
||||
void (*fn_append)(MD_HTML*, const MD_CHAR*, MD_SIZE))
|
||||
render_utf8_codepoint(MD_HTML *r, unsigned codepoint,
|
||||
void (*fn_append)(MD_HTML *, const MD_CHAR *, MD_SIZE))
|
||||
{
|
||||
static const MD_CHAR utf8_replacement_char[] = { 0xef, 0xbf, 0xbd };
|
||||
static const MD_CHAR utf8_replacement_char[] = {0xef, 0xbf, 0xbd};
|
||||
|
||||
unsigned char utf8[4];
|
||||
size_t n;
|
||||
|
||||
if(codepoint <= 0x7f) {
|
||||
if (codepoint <= 0x7f)
|
||||
{
|
||||
n = 1;
|
||||
utf8[0] = codepoint;
|
||||
} else if(codepoint <= 0x7ff) {
|
||||
}
|
||||
else if (codepoint <= 0x7ff)
|
||||
{
|
||||
n = 2;
|
||||
utf8[0] = 0xc0 | ((codepoint >> 6) & 0x1f);
|
||||
utf8[1] = 0x80 + ((codepoint >> 0) & 0x3f);
|
||||
} else if(codepoint <= 0xffff) {
|
||||
}
|
||||
else if (codepoint <= 0xffff)
|
||||
{
|
||||
n = 3;
|
||||
utf8[0] = 0xe0 | ((codepoint >> 12) & 0xf);
|
||||
utf8[1] = 0x80 + ((codepoint >> 6) & 0x3f);
|
||||
utf8[2] = 0x80 + ((codepoint >> 0) & 0x3f);
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
n = 4;
|
||||
utf8[0] = 0xf0 | ((codepoint >> 18) & 0x7);
|
||||
utf8[1] = 0x80 + ((codepoint >> 12) & 0x3f);
|
||||
@ -194,8 +217,8 @@ render_utf8_codepoint(MD_HTML* r, unsigned codepoint,
|
||||
utf8[3] = 0x80 + ((codepoint >> 0) & 0x3f);
|
||||
}
|
||||
|
||||
if(0 < codepoint && codepoint <= 0x10ffff)
|
||||
fn_append(r, (char*)utf8, n);
|
||||
if (0 < codepoint && codepoint <= 0x10ffff)
|
||||
fn_append(r, (char *)utf8, n);
|
||||
else
|
||||
fn_append(r, utf8_replacement_char, 3);
|
||||
}
|
||||
@ -203,40 +226,48 @@ render_utf8_codepoint(MD_HTML* r, unsigned codepoint,
|
||||
/* Translate entity to its UTF-8 equivalent, or output the verbatim one
|
||||
* if such entity is unknown (or if the translation is disabled). */
|
||||
static void
|
||||
render_entity(MD_HTML* r, const MD_CHAR* text, MD_SIZE size,
|
||||
void (*fn_append)(MD_HTML*, const MD_CHAR*, MD_SIZE))
|
||||
render_entity(MD_HTML *r, const MD_CHAR *text, MD_SIZE size,
|
||||
void (*fn_append)(MD_HTML *, const MD_CHAR *, MD_SIZE))
|
||||
{
|
||||
if(r->flags & MD_HTML_FLAG_VERBATIM_ENTITIES) {
|
||||
if (r->flags & MD_HTML_FLAG_VERBATIM_ENTITIES)
|
||||
{
|
||||
render_verbatim(r, text, size);
|
||||
return;
|
||||
}
|
||||
|
||||
/* We assume UTF-8 output is what is desired. */
|
||||
if(size > 3 && text[1] == '#') {
|
||||
if (size > 3 && text[1] == '#')
|
||||
{
|
||||
unsigned codepoint = 0;
|
||||
|
||||
if(text[2] == 'x' || text[2] == 'X') {
|
||||
if (text[2] == 'x' || text[2] == 'X')
|
||||
{
|
||||
/* Hexadecimal entity (e.g. "�")). */
|
||||
MD_SIZE i;
|
||||
for(i = 3; i < size-1; i++)
|
||||
for (i = 3; i < size - 1; i++)
|
||||
codepoint = 16 * codepoint + hex_val(text[i]);
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Decimal entity (e.g. "&1234;") */
|
||||
MD_SIZE i;
|
||||
for(i = 2; i < size-1; i++)
|
||||
for (i = 2; i < size - 1; i++)
|
||||
codepoint = 10 * codepoint + (text[i] - '0');
|
||||
}
|
||||
|
||||
render_utf8_codepoint(r, codepoint, fn_append);
|
||||
return;
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Named entity (e.g. " "). */
|
||||
const struct entity* ent;
|
||||
const struct entity *ent;
|
||||
|
||||
ent = entity_lookup(text, size);
|
||||
if(ent != NULL) {
|
||||
if (ent != NULL)
|
||||
{
|
||||
render_utf8_codepoint(r, ent->codepoints[0], fn_append);
|
||||
if(ent->codepoints[1])
|
||||
if (ent->codepoints[1])
|
||||
render_utf8_codepoint(r, ent->codepoints[1], fn_append);
|
||||
return;
|
||||
}
|
||||
@ -246,32 +277,40 @@ render_entity(MD_HTML* r, const MD_CHAR* text, MD_SIZE size,
|
||||
}
|
||||
|
||||
static void
|
||||
render_attribute(MD_HTML* r, const MD_ATTRIBUTE* attr,
|
||||
void (*fn_append)(MD_HTML*, const MD_CHAR*, MD_SIZE))
|
||||
render_attribute(MD_HTML *r, const MD_ATTRIBUTE *attr,
|
||||
void (*fn_append)(MD_HTML *, const MD_CHAR *, MD_SIZE))
|
||||
{
|
||||
int i;
|
||||
|
||||
for(i = 0; attr->substr_offsets[i] < attr->size; i++) {
|
||||
for (i = 0; attr->substr_offsets[i] < attr->size; i++)
|
||||
{
|
||||
MD_TEXTTYPE type = attr->substr_types[i];
|
||||
MD_OFFSET off = attr->substr_offsets[i];
|
||||
MD_SIZE size = attr->substr_offsets[i+1] - off;
|
||||
const MD_CHAR* text = attr->text + off;
|
||||
MD_SIZE size = attr->substr_offsets[i + 1] - off;
|
||||
const MD_CHAR *text = attr->text + off;
|
||||
|
||||
switch(type) {
|
||||
case MD_TEXT_NULLCHAR: render_utf8_codepoint(r, 0x0000, render_verbatim); break;
|
||||
case MD_TEXT_ENTITY: render_entity(r, text, size, fn_append); break;
|
||||
default: fn_append(r, text, size); break;
|
||||
switch (type)
|
||||
{
|
||||
case MD_TEXT_NULLCHAR:
|
||||
render_utf8_codepoint(r, 0x0000, render_verbatim);
|
||||
break;
|
||||
case MD_TEXT_ENTITY:
|
||||
render_entity(r, text, size, fn_append);
|
||||
break;
|
||||
default:
|
||||
fn_append(r, text, size);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
render_open_ol_block(MD_HTML* r, const MD_BLOCK_OL_DETAIL* det)
|
||||
render_open_ol_block(MD_HTML *r, const MD_BLOCK_OL_DETAIL *det)
|
||||
{
|
||||
char buf[64];
|
||||
|
||||
if(det->start == 1) {
|
||||
if (det->start == 1)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<ol>\n");
|
||||
return;
|
||||
}
|
||||
@ -281,26 +320,30 @@ render_open_ol_block(MD_HTML* r, const MD_BLOCK_OL_DETAIL* det)
|
||||
}
|
||||
|
||||
static void
|
||||
render_open_li_block(MD_HTML* r, const MD_BLOCK_LI_DETAIL* det)
|
||||
render_open_li_block(MD_HTML *r, const MD_BLOCK_LI_DETAIL *det)
|
||||
{
|
||||
if(det->is_task) {
|
||||
if (det->is_task)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<li class=\"task-list-item\">"
|
||||
"<input type=\"checkbox\" class=\"task-list-item-checkbox\" disabled");
|
||||
if(det->task_mark == 'x' || det->task_mark == 'X')
|
||||
if (det->task_mark == 'x' || det->task_mark == 'X')
|
||||
RENDER_VERBATIM(r, " checked");
|
||||
RENDER_VERBATIM(r, ">");
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
RENDER_VERBATIM(r, "<li>");
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
render_open_code_block(MD_HTML* r, const MD_BLOCK_CODE_DETAIL* det)
|
||||
render_open_code_block(MD_HTML *r, const MD_BLOCK_CODE_DETAIL *det)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<pre><code");
|
||||
|
||||
/* If known, output the HTML 5 attribute class="language-LANGNAME". */
|
||||
if(det->lang.text != NULL) {
|
||||
if (det->lang.text != NULL)
|
||||
{
|
||||
RENDER_VERBATIM(r, " class=\"language-");
|
||||
render_attribute(r, &det->lang, render_html_escaped);
|
||||
RENDER_VERBATIM(r, "\"");
|
||||
@ -310,26 +353,36 @@ render_open_code_block(MD_HTML* r, const MD_BLOCK_CODE_DETAIL* det)
|
||||
}
|
||||
|
||||
static void
|
||||
render_open_td_block(MD_HTML* r, const MD_CHAR* cell_type, const MD_BLOCK_TD_DETAIL* det)
|
||||
render_open_td_block(MD_HTML *r, const MD_CHAR *cell_type, const MD_BLOCK_TD_DETAIL *det)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<");
|
||||
RENDER_VERBATIM(r, cell_type);
|
||||
|
||||
switch(det->align) {
|
||||
case MD_ALIGN_LEFT: RENDER_VERBATIM(r, " align=\"left\">"); break;
|
||||
case MD_ALIGN_CENTER: RENDER_VERBATIM(r, " align=\"center\">"); break;
|
||||
case MD_ALIGN_RIGHT: RENDER_VERBATIM(r, " align=\"right\">"); break;
|
||||
default: RENDER_VERBATIM(r, ">"); break;
|
||||
switch (det->align)
|
||||
{
|
||||
case MD_ALIGN_LEFT:
|
||||
RENDER_VERBATIM(r, " align=\"left\">");
|
||||
break;
|
||||
case MD_ALIGN_CENTER:
|
||||
RENDER_VERBATIM(r, " align=\"center\">");
|
||||
break;
|
||||
case MD_ALIGN_RIGHT:
|
||||
RENDER_VERBATIM(r, " align=\"right\">");
|
||||
break;
|
||||
default:
|
||||
RENDER_VERBATIM(r, ">");
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
render_open_a_span(MD_HTML* r, const MD_SPAN_A_DETAIL* det)
|
||||
render_open_a_span(MD_HTML *r, const MD_SPAN_A_DETAIL *det)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<a href=\"");
|
||||
render_attribute(r, &det->href, render_url_escaped);
|
||||
|
||||
if(det->title.text != NULL) {
|
||||
if (det->title.text != NULL)
|
||||
{
|
||||
RENDER_VERBATIM(r, "\" title=\"");
|
||||
render_attribute(r, &det->title, render_html_escaped);
|
||||
}
|
||||
@ -338,7 +391,7 @@ render_open_a_span(MD_HTML* r, const MD_SPAN_A_DETAIL* det)
|
||||
}
|
||||
|
||||
static void
|
||||
render_open_img_span(MD_HTML* r, const MD_SPAN_IMG_DETAIL* det)
|
||||
render_open_img_span(MD_HTML *r, const MD_SPAN_IMG_DETAIL *det)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<img src=\"");
|
||||
render_attribute(r, &det->src, render_url_escaped);
|
||||
@ -349,9 +402,10 @@ render_open_img_span(MD_HTML* r, const MD_SPAN_IMG_DETAIL* det)
|
||||
}
|
||||
|
||||
static void
|
||||
render_close_img_span(MD_HTML* r, const MD_SPAN_IMG_DETAIL* det)
|
||||
render_close_img_span(MD_HTML *r, const MD_SPAN_IMG_DETAIL *det)
|
||||
{
|
||||
if(det->title.text != NULL) {
|
||||
if (det->title.text != NULL)
|
||||
{
|
||||
RENDER_VERBATIM(r, "\" title=\"");
|
||||
render_attribute(r, &det->title, render_html_escaped);
|
||||
}
|
||||
@ -362,7 +416,7 @@ render_close_img_span(MD_HTML* r, const MD_SPAN_IMG_DETAIL* det)
|
||||
}
|
||||
|
||||
static void
|
||||
render_open_wikilink_span(MD_HTML* r, const MD_SPAN_WIKILINK_DETAIL* det)
|
||||
render_open_wikilink_span(MD_HTML *r, const MD_SPAN_WIKILINK_DETAIL *det)
|
||||
{
|
||||
RENDER_VERBATIM(r, "<x-wikilink data-target=\"");
|
||||
render_attribute(r, &det->target, render_html_escaped);
|
||||
@ -370,73 +424,136 @@ render_open_wikilink_span(MD_HTML* r, const MD_SPAN_WIKILINK_DETAIL* det)
|
||||
RENDER_VERBATIM(r, "\">");
|
||||
}
|
||||
|
||||
|
||||
/**************************************
|
||||
*** HTML renderer implementation ***
|
||||
**************************************/
|
||||
|
||||
static int
|
||||
enter_block_callback(MD_BLOCKTYPE type, void* detail, void* userdata)
|
||||
enter_block_callback(MD_BLOCKTYPE type, void *detail, void *userdata)
|
||||
{
|
||||
static const MD_CHAR* head[6] = { "<h1>", "<h2>", "<h3>", "<h4>", "<h5>", "<h6>" };
|
||||
MD_HTML* r = (MD_HTML*) userdata;
|
||||
|
||||
switch(type) {
|
||||
case MD_BLOCK_DOC: /* noop */ break;
|
||||
case MD_BLOCK_QUOTE: RENDER_VERBATIM(r, "<blockquote>\n"); break;
|
||||
case MD_BLOCK_UL: RENDER_VERBATIM(r, "<ul>\n"); break;
|
||||
case MD_BLOCK_OL: render_open_ol_block(r, (const MD_BLOCK_OL_DETAIL*)detail); break;
|
||||
case MD_BLOCK_LI: render_open_li_block(r, (const MD_BLOCK_LI_DETAIL*)detail); break;
|
||||
case MD_BLOCK_HR: RENDER_VERBATIM(r, (r->flags & MD_HTML_FLAG_XHTML) ? "<hr />\n" : "<hr>\n"); break;
|
||||
case MD_BLOCK_H: RENDER_VERBATIM(r, head[((MD_BLOCK_H_DETAIL*)detail)->level - 1]); break;
|
||||
case MD_BLOCK_CODE: render_open_code_block(r, (const MD_BLOCK_CODE_DETAIL*) detail); break;
|
||||
case MD_BLOCK_HTML: /* noop */ break;
|
||||
case MD_BLOCK_P: RENDER_VERBATIM(r, "<p>"); break;
|
||||
case MD_BLOCK_TABLE: RENDER_VERBATIM(r, "<table>\n"); break;
|
||||
case MD_BLOCK_THEAD: RENDER_VERBATIM(r, "<thead>\n"); break;
|
||||
case MD_BLOCK_TBODY: RENDER_VERBATIM(r, "<tbody>\n"); break;
|
||||
case MD_BLOCK_TR: RENDER_VERBATIM(r, "<tr>\n"); break;
|
||||
case MD_BLOCK_TH: render_open_td_block(r, "th", (MD_BLOCK_TD_DETAIL*)detail); break;
|
||||
case MD_BLOCK_TD: render_open_td_block(r, "td", (MD_BLOCK_TD_DETAIL*)detail); break;
|
||||
static const MD_CHAR *head[6] = {"<h1>", "<h2>", "<h3>", "<h4>", "<h5>", "<h6>"};
|
||||
MD_HTML *r = (MD_HTML *)userdata;
|
||||
char buf[32];
|
||||
switch (type)
|
||||
{
|
||||
case MD_BLOCK_DOC: /* noop */
|
||||
break;
|
||||
case MD_BLOCK_QUOTE:
|
||||
RENDER_VERBATIM(r, "<blockquote>\n");
|
||||
break;
|
||||
case MD_BLOCK_UL:
|
||||
RENDER_VERBATIM(r, "<ul>\n");
|
||||
break;
|
||||
case MD_BLOCK_OL:
|
||||
render_open_ol_block(r, (const MD_BLOCK_OL_DETAIL *)detail);
|
||||
break;
|
||||
case MD_BLOCK_LI:
|
||||
render_open_li_block(r, (const MD_BLOCK_LI_DETAIL *)detail);
|
||||
break;
|
||||
case MD_BLOCK_HR:
|
||||
RENDER_VERBATIM(r, (r->flags & MD_HTML_FLAG_XHTML) ? "<hr />\n" : "<hr>\n");
|
||||
break;
|
||||
case MD_BLOCK_H:
|
||||
hd_cnt[((MD_BLOCK_H_DETAIL *)detail)->level - 1]++;
|
||||
snprintf(buf, 32, "<a id=\"h%d_%d\"></a>", ((MD_BLOCK_H_DETAIL *)detail)->level, hd_cnt[((MD_BLOCK_H_DETAIL *)detail)->level - 1]);
|
||||
RENDER_VERBATIM(r, buf);
|
||||
RENDER_VERBATIM(r, head[((MD_BLOCK_H_DETAIL *)detail)->level - 1]);
|
||||
break;
|
||||
case MD_BLOCK_CODE:
|
||||
render_open_code_block(r, (const MD_BLOCK_CODE_DETAIL *)detail);
|
||||
break;
|
||||
case MD_BLOCK_HTML: /* noop */
|
||||
break;
|
||||
case MD_BLOCK_P:
|
||||
RENDER_VERBATIM(r, "<p>");
|
||||
break;
|
||||
case MD_BLOCK_TABLE:
|
||||
RENDER_VERBATIM(r, "<table>\n");
|
||||
break;
|
||||
case MD_BLOCK_THEAD:
|
||||
RENDER_VERBATIM(r, "<thead>\n");
|
||||
break;
|
||||
case MD_BLOCK_TBODY:
|
||||
RENDER_VERBATIM(r, "<tbody>\n");
|
||||
break;
|
||||
case MD_BLOCK_TR:
|
||||
RENDER_VERBATIM(r, "<tr>\n");
|
||||
break;
|
||||
case MD_BLOCK_TH:
|
||||
render_open_td_block(r, "th", (MD_BLOCK_TD_DETAIL *)detail);
|
||||
break;
|
||||
case MD_BLOCK_TD:
|
||||
render_open_td_block(r, "td", (MD_BLOCK_TD_DETAIL *)detail);
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
leave_block_callback(MD_BLOCKTYPE type, void* detail, void* userdata)
|
||||
leave_block_callback(MD_BLOCKTYPE type, void *detail, void *userdata)
|
||||
{
|
||||
static const MD_CHAR* head[6] = { "</h1>\n", "</h2>\n", "</h3>\n", "</h4>\n", "</h5>\n", "</h6>\n" };
|
||||
MD_HTML* r = (MD_HTML*) userdata;
|
||||
|
||||
switch(type) {
|
||||
case MD_BLOCK_DOC: /*noop*/ break;
|
||||
case MD_BLOCK_QUOTE: RENDER_VERBATIM(r, "</blockquote>\n"); break;
|
||||
case MD_BLOCK_UL: RENDER_VERBATIM(r, "</ul>\n"); break;
|
||||
case MD_BLOCK_OL: RENDER_VERBATIM(r, "</ol>\n"); break;
|
||||
case MD_BLOCK_LI: RENDER_VERBATIM(r, "</li>\n"); break;
|
||||
case MD_BLOCK_HR: /*noop*/ break;
|
||||
case MD_BLOCK_H: RENDER_VERBATIM(r, head[((MD_BLOCK_H_DETAIL*)detail)->level - 1]); break;
|
||||
case MD_BLOCK_CODE: RENDER_VERBATIM(r, "</code></pre>\n"); break;
|
||||
case MD_BLOCK_HTML: /* noop */ break;
|
||||
case MD_BLOCK_P: RENDER_VERBATIM(r, "</p>\n"); break;
|
||||
case MD_BLOCK_TABLE: RENDER_VERBATIM(r, "</table>\n"); break;
|
||||
case MD_BLOCK_THEAD: RENDER_VERBATIM(r, "</thead>\n"); break;
|
||||
case MD_BLOCK_TBODY: RENDER_VERBATIM(r, "</tbody>\n"); break;
|
||||
case MD_BLOCK_TR: RENDER_VERBATIM(r, "</tr>\n"); break;
|
||||
case MD_BLOCK_TH: RENDER_VERBATIM(r, "</th>\n"); break;
|
||||
case MD_BLOCK_TD: RENDER_VERBATIM(r, "</td>\n"); break;
|
||||
static const MD_CHAR *head[6] = {"</h1>\n", "</h2>\n", "</h3>\n", "</h4>\n", "</h5>\n", "</h6>\n"};
|
||||
MD_HTML *r = (MD_HTML *)userdata;
|
||||
switch (type)
|
||||
{
|
||||
case MD_BLOCK_DOC: /*noop*/
|
||||
break;
|
||||
case MD_BLOCK_QUOTE:
|
||||
RENDER_VERBATIM(r, "</blockquote>\n");
|
||||
break;
|
||||
case MD_BLOCK_UL:
|
||||
RENDER_VERBATIM(r, "</ul>\n");
|
||||
break;
|
||||
case MD_BLOCK_OL:
|
||||
RENDER_VERBATIM(r, "</ol>\n");
|
||||
break;
|
||||
case MD_BLOCK_LI:
|
||||
RENDER_VERBATIM(r, "</li>\n");
|
||||
break;
|
||||
case MD_BLOCK_HR: /*noop*/
|
||||
break;
|
||||
case MD_BLOCK_H:
|
||||
RENDER_VERBATIM(r, head[((MD_BLOCK_H_DETAIL *)detail)->level - 1]);
|
||||
break;
|
||||
case MD_BLOCK_CODE:
|
||||
RENDER_VERBATIM(r, "</code></pre>\n");
|
||||
break;
|
||||
case MD_BLOCK_HTML: /* noop */
|
||||
break;
|
||||
case MD_BLOCK_P:
|
||||
RENDER_VERBATIM(r, "</p>\n");
|
||||
break;
|
||||
case MD_BLOCK_TABLE:
|
||||
RENDER_VERBATIM(r, "</table>\n");
|
||||
break;
|
||||
case MD_BLOCK_THEAD:
|
||||
RENDER_VERBATIM(r, "</thead>\n");
|
||||
break;
|
||||
case MD_BLOCK_TBODY:
|
||||
RENDER_VERBATIM(r, "</tbody>\n");
|
||||
break;
|
||||
case MD_BLOCK_TR:
|
||||
RENDER_VERBATIM(r, "</tr>\n");
|
||||
break;
|
||||
case MD_BLOCK_TH:
|
||||
RENDER_VERBATIM(r, "</th>\n");
|
||||
break;
|
||||
case MD_BLOCK_TD:
|
||||
RENDER_VERBATIM(r, "</td>\n");
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
enter_span_callback(MD_SPANTYPE type, void* detail, void* userdata)
|
||||
enter_span_callback(MD_SPANTYPE type, void *detail, void *userdata)
|
||||
{
|
||||
MD_HTML* r = (MD_HTML*) userdata;
|
||||
MD_HTML *r = (MD_HTML *)userdata;
|
||||
|
||||
if(r->image_nesting_level > 0) {
|
||||
if (r->image_nesting_level > 0)
|
||||
{
|
||||
/* We are inside a Markdown image label. Markdown allows to use any
|
||||
* emphasis and other rich contents in that context similarly as in
|
||||
* any link label.
|
||||
@ -455,85 +572,136 @@ enter_span_callback(MD_SPANTYPE type, void* detail, void* userdata)
|
||||
return 0;
|
||||
}
|
||||
|
||||
switch(type) {
|
||||
case MD_SPAN_EM: RENDER_VERBATIM(r, "<em>"); break;
|
||||
case MD_SPAN_STRONG: RENDER_VERBATIM(r, "<strong>"); break;
|
||||
case MD_SPAN_U: RENDER_VERBATIM(r, "<u>"); break;
|
||||
case MD_SPAN_A: render_open_a_span(r, (MD_SPAN_A_DETAIL*) detail); break;
|
||||
case MD_SPAN_IMG: render_open_img_span(r, (MD_SPAN_IMG_DETAIL*) detail); break;
|
||||
case MD_SPAN_CODE: RENDER_VERBATIM(r, "<code>"); break;
|
||||
case MD_SPAN_DEL: RENDER_VERBATIM(r, "<del>"); break;
|
||||
case MD_SPAN_LATEXMATH: RENDER_VERBATIM(r, "<x-equation>"); break;
|
||||
case MD_SPAN_LATEXMATH_DISPLAY: RENDER_VERBATIM(r, "<x-equation type=\"display\">"); break;
|
||||
case MD_SPAN_WIKILINK: render_open_wikilink_span(r, (MD_SPAN_WIKILINK_DETAIL*) detail); break;
|
||||
switch (type)
|
||||
{
|
||||
case MD_SPAN_EM:
|
||||
RENDER_VERBATIM(r, "<em>");
|
||||
break;
|
||||
case MD_SPAN_STRONG:
|
||||
RENDER_VERBATIM(r, "<strong>");
|
||||
break;
|
||||
case MD_SPAN_U:
|
||||
RENDER_VERBATIM(r, "<u>");
|
||||
break;
|
||||
case MD_SPAN_A:
|
||||
render_open_a_span(r, (MD_SPAN_A_DETAIL *)detail);
|
||||
break;
|
||||
case MD_SPAN_IMG:
|
||||
render_open_img_span(r, (MD_SPAN_IMG_DETAIL *)detail);
|
||||
break;
|
||||
case MD_SPAN_CODE:
|
||||
RENDER_VERBATIM(r, "<code>");
|
||||
break;
|
||||
case MD_SPAN_DEL:
|
||||
RENDER_VERBATIM(r, "<del>");
|
||||
break;
|
||||
case MD_SPAN_LATEXMATH:
|
||||
RENDER_VERBATIM(r, "<x-equation>");
|
||||
break;
|
||||
case MD_SPAN_LATEXMATH_DISPLAY:
|
||||
RENDER_VERBATIM(r, "<x-equation type=\"display\">");
|
||||
break;
|
||||
case MD_SPAN_WIKILINK:
|
||||
render_open_wikilink_span(r, (MD_SPAN_WIKILINK_DETAIL *)detail);
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
leave_span_callback(MD_SPANTYPE type, void* detail, void* userdata)
|
||||
leave_span_callback(MD_SPANTYPE type, void *detail, void *userdata)
|
||||
{
|
||||
MD_HTML* r = (MD_HTML*) userdata;
|
||||
MD_HTML *r = (MD_HTML *)userdata;
|
||||
|
||||
if(r->image_nesting_level > 0) {
|
||||
if (r->image_nesting_level > 0)
|
||||
{
|
||||
/* Ditto as in enter_span_callback(), except we have to allow the
|
||||
* end of the <img> tag. */
|
||||
if(r->image_nesting_level == 1 && type == MD_SPAN_IMG)
|
||||
render_close_img_span(r, (MD_SPAN_IMG_DETAIL*) detail);
|
||||
if (r->image_nesting_level == 1 && type == MD_SPAN_IMG)
|
||||
render_close_img_span(r, (MD_SPAN_IMG_DETAIL *)detail);
|
||||
return 0;
|
||||
}
|
||||
|
||||
switch(type) {
|
||||
case MD_SPAN_EM: RENDER_VERBATIM(r, "</em>"); break;
|
||||
case MD_SPAN_STRONG: RENDER_VERBATIM(r, "</strong>"); break;
|
||||
case MD_SPAN_U: RENDER_VERBATIM(r, "</u>"); break;
|
||||
case MD_SPAN_A: RENDER_VERBATIM(r, "</a>"); break;
|
||||
case MD_SPAN_IMG: /*noop, handled above*/ break;
|
||||
case MD_SPAN_CODE: RENDER_VERBATIM(r, "</code>"); break;
|
||||
case MD_SPAN_DEL: RENDER_VERBATIM(r, "</del>"); break;
|
||||
switch (type)
|
||||
{
|
||||
case MD_SPAN_EM:
|
||||
RENDER_VERBATIM(r, "</em>");
|
||||
break;
|
||||
case MD_SPAN_STRONG:
|
||||
RENDER_VERBATIM(r, "</strong>");
|
||||
break;
|
||||
case MD_SPAN_U:
|
||||
RENDER_VERBATIM(r, "</u>");
|
||||
break;
|
||||
case MD_SPAN_A:
|
||||
RENDER_VERBATIM(r, "</a>");
|
||||
break;
|
||||
case MD_SPAN_IMG: /*noop, handled above*/
|
||||
break;
|
||||
case MD_SPAN_CODE:
|
||||
RENDER_VERBATIM(r, "</code>");
|
||||
break;
|
||||
case MD_SPAN_DEL:
|
||||
RENDER_VERBATIM(r, "</del>");
|
||||
break;
|
||||
case MD_SPAN_LATEXMATH: /*fall through*/
|
||||
case MD_SPAN_LATEXMATH_DISPLAY: RENDER_VERBATIM(r, "</x-equation>"); break;
|
||||
case MD_SPAN_WIKILINK: RENDER_VERBATIM(r, "</x-wikilink>"); break;
|
||||
case MD_SPAN_LATEXMATH_DISPLAY:
|
||||
RENDER_VERBATIM(r, "</x-equation>");
|
||||
break;
|
||||
case MD_SPAN_WIKILINK:
|
||||
RENDER_VERBATIM(r, "</x-wikilink>");
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
text_callback(MD_TEXTTYPE type, const MD_CHAR* text, MD_SIZE size, void* userdata)
|
||||
text_callback(MD_TEXTTYPE type, const MD_CHAR *text, MD_SIZE size, void *userdata)
|
||||
{
|
||||
MD_HTML* r = (MD_HTML*) userdata;
|
||||
MD_HTML *r = (MD_HTML *)userdata;
|
||||
|
||||
switch(type) {
|
||||
case MD_TEXT_NULLCHAR: render_utf8_codepoint(r, 0x0000, render_verbatim); break;
|
||||
case MD_TEXT_BR: RENDER_VERBATIM(r, (r->image_nesting_level == 0
|
||||
switch (type)
|
||||
{
|
||||
case MD_TEXT_NULLCHAR:
|
||||
render_utf8_codepoint(r, 0x0000, render_verbatim);
|
||||
break;
|
||||
case MD_TEXT_BR:
|
||||
RENDER_VERBATIM(r, (r->image_nesting_level == 0
|
||||
? ((r->flags & MD_HTML_FLAG_XHTML) ? "<br />\n" : "<br>\n")
|
||||
: " "));
|
||||
break;
|
||||
case MD_TEXT_SOFTBR: RENDER_VERBATIM(r, (r->image_nesting_level == 0 ? "\n" : " ")); break;
|
||||
case MD_TEXT_HTML: render_verbatim(r, text, size); break;
|
||||
case MD_TEXT_ENTITY: render_entity(r, text, size, render_html_escaped); break;
|
||||
default: render_html_escaped(r, text, size); break;
|
||||
case MD_TEXT_SOFTBR:
|
||||
RENDER_VERBATIM(r, (r->image_nesting_level == 0 ? "\n" : " "));
|
||||
break;
|
||||
case MD_TEXT_HTML:
|
||||
render_verbatim(r, text, size);
|
||||
break;
|
||||
case MD_TEXT_ENTITY:
|
||||
render_entity(r, text, size, render_html_escaped);
|
||||
break;
|
||||
default:
|
||||
render_html_escaped(r, text, size);
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void
|
||||
debug_log_callback(const char* msg, void* userdata)
|
||||
debug_log_callback(const char *msg, void *userdata)
|
||||
{
|
||||
MD_HTML* r = (MD_HTML*) userdata;
|
||||
if(r->flags & MD_HTML_FLAG_DEBUG)
|
||||
MD_HTML *r = (MD_HTML *)userdata;
|
||||
if (r->flags & MD_HTML_FLAG_DEBUG)
|
||||
fprintf(stderr, "MD4C: %s\n", msg);
|
||||
}
|
||||
|
||||
int
|
||||
md_html(const MD_CHAR* input, MD_SIZE input_size,
|
||||
void (*process_output)(const MD_CHAR*, MD_SIZE, void*),
|
||||
void* userdata, unsigned parser_flags, unsigned renderer_flags)
|
||||
int md_html(const MD_CHAR *input, MD_SIZE input_size,
|
||||
void (*process_output)(const MD_CHAR *, MD_SIZE, void *),
|
||||
void *userdata, unsigned parser_flags, unsigned renderer_flags)
|
||||
{
|
||||
MD_HTML render = { process_output, userdata, renderer_flags, 0, { 0 } };
|
||||
MD_HTML render = {process_output, userdata, renderer_flags, 0, {0}};
|
||||
int i;
|
||||
|
||||
MD_PARSER parser = {
|
||||
@ -545,29 +713,38 @@ md_html(const MD_CHAR* input, MD_SIZE input_size,
|
||||
leave_span_callback,
|
||||
text_callback,
|
||||
debug_log_callback,
|
||||
NULL
|
||||
};
|
||||
NULL};
|
||||
|
||||
/* Build map of characters which need escaping. */
|
||||
for(i = 0; i < 256; i++) {
|
||||
unsigned char ch = (unsigned char) i;
|
||||
for (i = 0; i < 256; i++)
|
||||
{
|
||||
unsigned char ch = (unsigned char)i;
|
||||
|
||||
if(strchr("\"&<>", ch) != NULL)
|
||||
if (strchr("\"&<>", ch) != NULL)
|
||||
render.escape_map[i] |= NEED_HTML_ESC_FLAG;
|
||||
|
||||
if(!ISALNUM(ch) && strchr("-_.+!*(),%#@?=;:/,+$", ch) == NULL)
|
||||
if (!ISALNUM(ch) && strchr("-_.+!*(),%#@?=;:/,+$", ch) == NULL)
|
||||
render.escape_map[i] |= NEED_URL_ESC_FLAG;
|
||||
}
|
||||
|
||||
/* Consider skipping UTF-8 byte order mark (BOM). */
|
||||
if(renderer_flags & MD_HTML_FLAG_SKIP_UTF8_BOM && sizeof(MD_CHAR) == 1) {
|
||||
static const MD_CHAR bom[3] = { 0xef, 0xbb, 0xbf };
|
||||
if(input_size >= sizeof(bom) && memcmp(input, bom, sizeof(bom)) == 0) {
|
||||
if (renderer_flags & MD_HTML_FLAG_SKIP_UTF8_BOM && sizeof(MD_CHAR) == 1)
|
||||
{
|
||||
static const MD_CHAR bom[3] = {0xef, 0xbb, 0xbf};
|
||||
if (input_size >= sizeof(bom) && memcmp(input, bom, sizeof(bom)) == 0)
|
||||
{
|
||||
input += sizeof(bom);
|
||||
input_size -= sizeof(bom);
|
||||
}
|
||||
}
|
||||
|
||||
return md_parse(input, input_size, &parser, (void*) &render);
|
||||
return md_parse(input, input_size, &parser, (void *)&render);
|
||||
}
|
||||
|
||||
void reset_hd_cnt()
|
||||
{
|
||||
for (size_t i = 0; i < 6; i++)
|
||||
{
|
||||
hd_cnt[i] = 0;
|
||||
}
|
||||
}
|
||||
@ -61,6 +61,8 @@ int md_html(const MD_CHAR* input, MD_SIZE input_size,
|
||||
void* userdata, unsigned parser_flags, unsigned renderer_flags);
|
||||
|
||||
|
||||
void reset_hd_cnt();
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /* extern "C" { */
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user