SEXP rmd_render_smartypants(SEXP Sfile, SEXP Soutput, SEXP Stext)
{
struct buf *ib, *ob;
SEXP ret_val = R_NilValue;
Rboolean success;
ib = bufnew(READ_UNIT);
if (!ib)
error("Out of memory!");
success = rmd_input_to_buf(Sfile, Stext, ib);
if (!success)
{
bufrelease(ib);
error("Input error!");
}
ob = bufnew(OUTPUT_UNIT);
if (!ob)
error("Out of memory!");
sdhtml_smartypants(ob,ib->data,ib->size);
success = rmd_buf_to_output(ob,Soutput,&ret_val);
bufrelease(ib);
bufrelease(ob);
if (!success)
error("Output error!");
return ret_val;
}
static VALUE rb_redcarpet_smartypants_render(VALUE self, VALUE text)
{
VALUE result;
struct buf *output_buf;
Check_Type(text, T_STRING);
output_buf = bufnew(128);
sdhtml_smartypants(output_buf, RSTRING_PTR(text), RSTRING_LEN(text));
result = redcarpet_str_new(output_buf->data, output_buf->size, rb_enc_get(text));
bufrelease(output_buf);
return result;
}
void tdRenderer::render(QByteArray ba)
{
bufreset(m_buffer);
QWebElement element = m_body.findFirst(".__tmp__");
const char *data = ba.data();
uint beg = 0;
size_t e = ba.size();
int prevsize = 0;
int pos = m_fframe;
while (beg < e) {
const char *offs = data + beg;
int n = td_markdown_render(m_buffer, (const uint8_t *) offs,
e - beg, m_markdown);
QByteArray bytes((const char *) m_buffer->data + prevsize, m_buffer->size - prevsize);
m_sizes.insert(pos, n);
m_indices.insert(pos++, m_index);
if (m_pants) {
bufreset(m_tmpbuffer);
sdhtml_smartypants(m_tmpbuffer, (const uint8_t *) bytes.constData(), bytes.size());
QByteArray pants((const char *) m_tmpbuffer->data, m_tmpbuffer->size);
element.appendInside(pants);
} else {
element.appendInside(bytes);
}
QWebElementCollection children = element.findAll("*");
QString klassName = "__" % QString::number(m_index++) % "__";
QWebElementCollection::const_iterator i = children.constBegin();
for (; i != children.constEnd(); ++i) {
QWebElement e = *i;
e.addClass(klassName);
if (!e.parent().hasClass(klassName))
element.prependOutside(e.takeFromDocument());
}
if (m_body.findFirst("." % klassName).isNull())
element.prependOutside("<span class=\"" % klassName % "\"></span>");
beg += n;
prevsize = m_buffer->size;
}
element.takeFromDocument();
}
int
main(int argc, char **argv)
{
struct buf *ib, *ob;
size_t ret;
FILE *in = stdin;
/* opening the file if given from the command line */
if (argc > 1) {
in = fopen(argv[1], "r");
if (!in) {
fprintf(stderr, "Unable to open input file \"%s\": %s\n", argv[0], strerror(errno));
return 1;
}
}
/* reading everything */
ib = bufnew(READ_UNIT);
bufgrow(ib, READ_UNIT);
while ((ret = fread(ib->data + ib->size, 1, ib->asize - ib->size, in)) > 0) {
ib->size += ret;
bufgrow(ib, ib->size + READ_UNIT);
}
if (in != stdin)
fclose(in);
/* performing markdown parsing */
ob = bufnew(OUTPUT_UNIT);
sdhtml_smartypants(ob, ib->data, ib->size);
/* writing the result to stdout */
(void)fwrite(ob->data, 1, ob->size, stdout);
/* cleanup */
bufrelease(ib);
bufrelease(ob);
return 0;
}
static Rboolean render_to_html(struct buf *ib, struct buf *ob,
SEXP Soptions, SEXP Sextensions)
{
struct sd_callbacks callbacks;
struct html_renderopt renderopt;
unsigned int exts=0, options=0;
struct sd_markdown *markdown;
struct buf *htmlbuf;
Rboolean toc = FALSE, smarty = FALSE;
/* Marshal extensions */
if (isString(Sextensions))
{
int i;
for (i = 0; i < LENGTH(Sextensions); i++)
{
if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"NO_INTRA_EMPHASIS") == 0)
exts |= MKDEXT_NO_INTRA_EMPHASIS;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"TABLES") == 0)
exts |= MKDEXT_TABLES;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"FENCED_CODE") == 0)
exts |= MKDEXT_FENCED_CODE;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"AUTOLINK") == 0)
exts |= MKDEXT_AUTOLINK;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"STRIKETHROUGH") == 0)
exts |= MKDEXT_STRIKETHROUGH;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"LAX_SPACING") == 0)
exts |= MKDEXT_LAX_SPACING;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"SPACE_HEADERS") == 0)
exts |= MKDEXT_SPACE_HEADERS;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"SUPERSCRIPT") == 0)
exts |= MKDEXT_SUPERSCRIPT;
else if (strcasecmp(CHAR(STRING_ELT(Sextensions,i)),
"LATEX_MATH") == 0)
exts |= MKDEXT_LATEX_MATH;
}
}
/* Marshal HTML options */
if (isString(Soptions))
{
int i;
for (i = 0; i < LENGTH(Soptions); i++)
{
if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"SKIP_HTML") == 0)
options |= HTML_SKIP_HTML;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"SKIP_STYLE") == 0)
options |= HTML_SKIP_STYLE;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"SKIP_IMAGES") == 0)
options |= HTML_SKIP_IMAGES;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"SKIP_LINKS") == 0)
options |= HTML_SKIP_LINKS;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"SAFELINK") == 0)
options |= HTML_SAFELINK;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"TOC") == 0)
{
options |= HTML_TOC;
toc = TRUE;
}
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"HARD_WRAP") == 0)
options |= HTML_HARD_WRAP;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"USE_XHTML") == 0)
options |= HTML_USE_XHTML;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"ESCAPE") == 0)
options |= HTML_ESCAPE;
else if (strcasecmp(CHAR(STRING_ELT(Soptions,i)),
"SMARTYPANTS") == 0)
smarty = TRUE;
}
}
htmlbuf = bufnew(OUTPUT_UNIT);
if (!htmlbuf)
{
RMD_WARNING_NOMEM;
return FALSE;
}
if (toc==TRUE)
{
struct buf *tocbuf = bufnew(OUTPUT_UNIT);
if (!tocbuf)
{
RMD_WARNING_NOMEM;
return FALSE;
}
sdhtml_toc_renderer(&callbacks, &renderopt);
markdown = sd_markdown_new(exts,16,&callbacks,(void *)&renderopt);
if (!markdown)
{
RMD_WARNING_NOMEM;
return FALSE;
}
sd_markdown_render(tocbuf, ib->data, ib->size, markdown);
sd_markdown_free(markdown);
bufputs(htmlbuf,"<div id=\"toc\">\n");
bufputs(htmlbuf,"<div id=\"toc_header\">Table of Contents</div>\n");
bufput(htmlbuf,tocbuf->data,tocbuf->size);
bufputs(htmlbuf,"</div>\n");
bufputs(htmlbuf,"\n");
bufrelease(tocbuf);
}
sdhtml_renderer(&callbacks, &renderopt, options);
markdown = sd_markdown_new(exts,16,&callbacks,(void *)&renderopt);
if (!markdown)
{
RMD_WARNING_NOMEM;
return FALSE;
}
sd_markdown_render(htmlbuf, ib->data, ib->size, markdown);
sd_markdown_free(markdown);
if (smarty==TRUE)
{
struct buf *smartybuf = bufnew(OUTPUT_UNIT);
if (!smartybuf)
{
RMD_WARNING_NOMEM;
return FALSE;
}
sdhtml_smartypants(smartybuf,htmlbuf->data,htmlbuf->size);
bufrelease(htmlbuf);
htmlbuf = smartybuf;
}
bufput(ob,htmlbuf->data,htmlbuf->size);
bufrelease(htmlbuf);
return TRUE;
}