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|
function ct.render.html(doc, opts, setup)
local doctitle = opts['title']
local f = string.format
local getSafeID = ct.tool.namespace()
local footnotes = {}
local footnotecount = 0
local langsused = {}
local langpairs = {
lua = { color = 0x9377ff };
terra = { color = 0xff77c8 };
c = { name = 'C', color = 0x77ffe8 };
html = { color = 0xfff877 };
................................................................................
li {
padding: 0.1em 0;
}
]];
list_ordered = [[]];
list_unordered = [[]];
footnote = [[
div.footnote {
font-family: 90%;
grid-template-columns: 1em 1fr min-content;
grid-template-rows: 1fr min-content;
position: fixed;
padding: 1em;
background: @tone(0.03);
margin:auto;
}
@media screen {
div.footnote {
display: grid;
left: 10em;
right: 10em;
max-width: calc(@width + 2em);
max-height: 30vw;
bottom: 1em;
border: 1px solid black;
transform: translateY(200%);
transition: 0.4s;
z-index: 100;
}
div.footnote:target {
transform: translateY(0%);
}
#cover {
position: fixed;
top: 0;
left: 0;
height: 100vh; width: 100vw;
................................................................................
@tone/0.8(-0.07),
@tone/0.4(-0.07));
opacity: 0%;
transition: 1s;
pointer-events: none;
backdrop-filter: blur(0px);
}
div.footnote:target ~ #cover {
opacity: 100%;
pointer-events: all;
backdrop-filter: blur(5px);
}
}
@media print {
div.footnote {
display: grid;
position: relative;
}
div.footnote:first-of-type {
border-top: 1px solid black;
}
}
div.footnote > a[href="#0"]{
grid-row: 2/3;
grid-column: 3/4;
display: block;
text-align: center;
padding: 0 0.3em;
text-decoration: none;
background: @tone(0.2);
................................................................................
font-size: 150%;
-webkit-user-select: none;
-ms-user-select: none;
user-select: none;
-webkit-user-drag: none;
user-drag: none;
}
div.footnote > a[href="#0"]:hover {
background: @tone(0.3);
color: @tone(2);
}
div.footnote > a[href="#0"]:active {
background: @tone(0.05);
color: @tone(0.4);
}
@media print {
div.footnote > a[href="#0"]{
display:none;
}
}
div.footnote > div.number {
text-align:right;
grid-row: 1/2;
grid-column: 1/2;
}
div.footnote > div.text {
grid-row: 1/2;
grid-column: 2/4;
padding-left: 1em;
overflow-y: auto;
}
div.footnote > div.text > p:first-child {
margin-top: 0;
}
]];
header = [[
body { padding: 0 2.5em !important }
h1,h2,h3,h4,h5,h6 { border-bottom: 1px solid @tone(0.7); }
h1 { font-size: 200%; border-bottom-style: double !important; border-bottom-width: 3px !important; margin: 0em -1em; }
................................................................................
h1,h2,h3,h4,h5,h6 {
margin-top: 0;
margin-bottom: 0;
}
:is(h1,h2,h3,h4,h5,h6) + p {
margin-top: 0.4em;
}
]];
headingAnchors = [[
:is(h1,h2,h3,h4,h5,h6) > a[href].anchor {
text-decoration: none;
font-size: 1.2em;
padding: 0.3em;
opacity: 0%;
................................................................................
}
section > aside p {
margin: 0;
margin-top: 0.6em;
}
section > aside p:first-child {
margin: 0;
}
]];
code = [[
code {
display: inline-block;
background: @tone(-1);
color: @tone(0.7);
................................................................................
doc.stage.job = renderJob;
local runhook = function(h, ...)
return renderJob:hook(h, render_state_handle, ...)
end
local tagproc do
local elt = function(t,attrs)
return f('<%s%s>', t,
attrs and ss.reduce(function(a,b) return a..b end, '',
ss.map(function(v,k)
if v == true
then return ' '..k
elseif v then return f(' %s="%s"', k, v)
end
end, attrs)) or '')
end
tagproc = {
toTXT = {
tag = function(t,a,v) return v end;
elt = function(t,a) return '' end;
catenate = table.concat;
................................................................................
} end;
catenate = function(...) return ... end;
};
toHTML = {
elt = elt;
tag = function(t,attrs,body)
return f('%s%s</%s>', elt(t,attrs), body, t)
end;
catenate = table.concat;
};
}
end
local function getBaseRenderers(procs, span_renderers)
local tag, elt, catenate = procs.tag, procs.elt, procs.catenate
local htmlDoc = function(title, head, body)
return [[<!doctype html>]] .. tag('html',nil,
tag('head', nil,
elt('meta',{charset = 'utf-8'}) ..
(title and tag('title', nil, title) or '') ..
(head or '')) ..
tag('body', nil, body or ''))
end
local function htmlSpan(spans, block, sec)
local text = {}
................................................................................
elseif d.crit then
b.origin:fail('critical extension %s unavailable', d.ext)
elseif d.failthru then
return htmlSpan(d.spans, b, s)
end
end
function span_renderers.footnote(f,b,s)
addStyle 'footnote'
local source, sid, ssec = b.origin:ref(f.ref)
local cnc = getSafeID(ssec) .. ' ' .. sid
local fn
if footnotes[cnc] then
fn = footnotes[cnc]
else
footnotecount = footnotecount + 1
fn = {num = footnotecount, origin = b.origin, fnid=cnc, source = source}
fn.id = getSafeID(fn)
footnotes[cnc] = fn
end
return tag('a', {href='#'..fn.id}, htmlSpan(f.spans) ..
tag('sup',nil, fn.num))
end
return span_renderers
end
local function getBlockRenderers(procs, sr)
local tag, elt, catenate = procs.tag, procs.elt, procs.catenate
local null = function() return catenate{} end
local block_renderers = {
anchor = function(b,s)
................................................................................
return tag('aside', {}, bn)
end;
['break'] = function() -- HACK
-- lists need to be rewritten to work like asides
return '';
end;
}
return block_renderers;
end
local function getRenderers(procs)
local span_renderers = getSpanRenderers(procs)
local r = getBaseRenderers(procs,span_renderers)
r.block_renderers = getBlockRenderers(procs, r)
return r
end
local astproc = {
toHTML = getRenderers(tagproc.toHTML);
toTXT = getRenderers(tagproc.toTXT);
toIR = { };
}
astproc.toIR.span_renderers = ss.clone(astproc.toHTML);
astproc.toIR.block_renderers = getBlockRenderers(tagproc.toIR,astproc.toHTML);
-- note we use HTML here instead of IR span renderers, because as things
................................................................................
render_state_handle.tagproc = tagproc;
-- bind to legacy names
-- yikes this needs to be cleaned up so badly
local ir = {}
local dr = astproc.toHTML -- default renderers
local plainr = astproc.toTXT
local irBlockRdrs = astproc.toIR.block_renderers;
render_state_handle.ir = ir;
local function renderBlocks(blocks, irs)
for i, block in ipairs(blocks) do
local rd
if irBlockRdrs[block.kind] then
rd = irBlockRdrs[block.kind](block,sec)
else
local rdr = renderJob:proc('render',block.kind,'html')
if rdr then
rd = rdr({
state = render_state_handle;
tagproc = tagproc.toIR;
astproc = astproc.toIR;
................................................................................
rd.attrs.lang = rd.src.origin.lang
end
table.insert(irs.nodes, rd)
runhook('ir_section_node_insert', rd, irs, sec)
end
end
end
runhook('ir_assemble', ir)
for i, sec in ipairs(doc.secorder) do
if doctitle == nil and sec.depth == 1 and sec.heading_node then
doctitle = astproc.toTXT.htmlSpan(sec.heading_node.spans, sec.heading_node, sec)
end
local irs
if sec.kind == 'ordinary' then
if #(sec.blocks) > 0 then
irs = {tag='section',attrs={id = getSafeID(sec)},nodes={}}
runhook('ir_section_build', irs, sec)
renderBlocks(sec.blocks, irs)
end
elseif sec.kind == 'blockquote' then
elseif sec.kind == 'listing' then
elseif sec.kind == 'embed' then
end
if irs then table.insert(ir, irs) end
end
for _, fn in pairs(footnotes) do
local tag = tagproc.toIR.tag
local body = {nodes={}}
local ftir = {}
for l in fn.source:gmatch('([^\n]*)') do
ct.parse_line(l, fn.origin, ftir)
end
renderBlocks(ftir,body)
local note = tag('div',{class='footnote',id=fn.id}, {
tag('div',{class='number'}, tostring(fn.num)),
tag('div',{class='text'}, body.nodes),
tag('a',{href='#0'},'⤫')
})
table.insert(ir, note)
end
if next(footnotes) then
table.insert(ir, tagproc.toIR.tag('div',{id='cover'},''))
end
-- restructure passes
runhook('ir_restructure_pre', ir)
---- list insertion pass
................................................................................
local styles = {}
if opts.width then
table.insert(styles, string.format([[body {padding:0 1em;margin:auto;max-width:%s}]], opts.width))
end
if opts.accent then
table.insert(styles, string.format(':root {--accent:%s}', opts.accent))
end
if opts.accent or (not opts['dark-on-light']) and (not opts['fossil-uv']) then
addStyle 'accent'
end
for _,k in pairs(stylesNeeded.order) do
if not stylesets[k] then ct.exns.unimpl('styleset %s not implemented (!)', k):throw() end
table.insert(styles, prepcss(stylesets[k]))
................................................................................
if opts['link-css'] then
local css = opts['link-css']
if type(css) ~= 'string' then ct.exns.mode('must be a string', 'html:link-css'):throw() end
styletag = styletag .. tagproc.toHTML.elt('link',{rel='stylesheet',type='text/css',href=opts['link-css']})
end
if next(styles) then
if opts['gen-styles'] then
styletag = styletag .. tagproc.toHTML.tag('style',{type='text/css'},table.concat(styles))
end
table.insert(head, styletag)
end
if opts['fossil-uv'] then
return tagproc.toHTML.tag('div',{class='fossil-doc',['data-title']=doctitle},styletag .. body)
elseif opts.snippet then
return styletag .. body
else
return dr.htmlDoc(doctitle, next(head) and table.concat(head), body)
end
end
|
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|
function ct.render.html(doc, opts, setup)
local doctitle = opts['title']
local f = string.format
local getSafeID = ct.tool.namespace()
local footnotes = {}
local footnotecount = 0
local cdata = function(...) return ... end
if opts.epub then
opts.xhtml = true
end
if opts.xhtml then
cdata = function(s)
return '<![CDATA[' .. s .. ']]>'
end
end
local langsused = {}
local langpairs = {
lua = { color = 0x9377ff };
terra = { color = 0xff77c8 };
c = { name = 'C', color = 0x77ffe8 };
html = { color = 0xfff877 };
................................................................................
li {
padding: 0.1em 0;
}
]];
list_ordered = [[]];
list_unordered = [[]];
footnote = [[
aside.footnote {
font-family: 90%;
grid-template-columns: 1em 1fr min-content;
grid-template-rows: 1fr min-content;
position: fixed;
padding: 1em;
background: @tone(0.03);
margin:auto;
}
@media screen {
aside.footnote {
display: grid;
left: 10em;
right: 10em;
max-width: calc(@width + 2em);
max-height: 30vw;
bottom: 1em;
border: 1px solid black;
transform: translateY(200%);
transition: 0.4s;
z-index: 100;
}
aside.footnote:target {
transform: translateY(0%);
}
#cover {
position: fixed;
top: 0;
left: 0;
height: 100vh; width: 100vw;
................................................................................
@tone/0.8(-0.07),
@tone/0.4(-0.07));
opacity: 0%;
transition: 1s;
pointer-events: none;
backdrop-filter: blur(0px);
}
aside.footnote:target ~ #cover {
opacity: 100%;
pointer-events: all;
backdrop-filter: blur(5px);
}
}
@media print {
aside.footnote {
display: grid;
position: relative;
}
aside.footnote:first-of-type {
border-top: 1px solid black;
}
}
aside.footnote > a[href="#0"]{
grid-row: 2/3;
grid-column: 3/4;
display: block;
text-align: center;
padding: 0 0.3em;
text-decoration: none;
background: @tone(0.2);
................................................................................
font-size: 150%;
-webkit-user-select: none;
-ms-user-select: none;
user-select: none;
-webkit-user-drag: none;
user-drag: none;
}
aside.footnote > a[href="#0"]:hover {
background: @tone(0.3);
color: @tone(2);
}
aside.footnote > a[href="#0"]:active {
background: @tone(0.05);
color: @tone(0.4);
}
@media print {
aside.footnote > a[href="#0"]{
display:none;
}
}
aside.footnote > div.number {
text-align:right;
grid-row: 1/2;
grid-column: 1/2;
}
aside.footnote > div.text {
grid-row: 1/2;
grid-column: 2/4;
padding-left: 1em;
overflow-y: auto;
}
aside.footnote > div.text > p:first-child {
margin-top: 0;
}
]];
header = [[
body { padding: 0 2.5em !important }
h1,h2,h3,h4,h5,h6 { border-bottom: 1px solid @tone(0.7); }
h1 { font-size: 200%; border-bottom-style: double !important; border-bottom-width: 3px !important; margin: 0em -1em; }
................................................................................
h1,h2,h3,h4,h5,h6 {
margin-top: 0;
margin-bottom: 0;
}
:is(h1,h2,h3,h4,h5,h6) + p {
margin-top: 0.4em;
}
]];
headingAnchors = [[
:is(h1,h2,h3,h4,h5,h6) > a[href].anchor {
text-decoration: none;
font-size: 1.2em;
padding: 0.3em;
opacity: 0%;
................................................................................
}
section > aside p {
margin: 0;
margin-top: 0.6em;
}
section > aside p:first-child {
margin: 0;
}
section aside + aside {
margin-top: 0.5em;
}
]];
code = [[
code {
display: inline-block;
background: @tone(-1);
color: @tone(0.7);
................................................................................
doc.stage.job = renderJob;
local runhook = function(h, ...)
return renderJob:hook(h, render_state_handle, ...)
end
local tagproc do
local html_open = function(t,attrs)
if attrs then
return t .. ss.reduce(function(a,b) return a..b end, '',
ss.map(function(v,k)
if v == true
then return ' '..k
elseif v then return f(' %s="%s"', k, v)
end
end, attrs))
else return t end
end
local elt = function(t,attrs)
if opts.xhtml then
return f('<%s />', html_open(t,attrs))
end
return f('<%s>', html_open(t,attrs))
end
tagproc = {
toTXT = {
tag = function(t,a,v) return v end;
elt = function(t,a) return '' end;
catenate = table.concat;
................................................................................
} end;
catenate = function(...) return ... end;
};
toHTML = {
elt = elt;
tag = function(t,attrs,body)
return f('<%s>%s</%s>', html_open(t,attrs), body, t)
end;
catenate = table.concat;
};
}
end
local function getBaseRenderers(procs, span_renderers)
local tag, elt, catenate = procs.tag, procs.elt, procs.catenate
local htmlDoc = function(title, head, body)
local attrs
local header = [[<!doctype html>]]
if opts['epub'] then
-- so cursed
attrs = {
xmlns = "http://www.w3.org/1999/xhtml";
['xmlns:epub'] = "http://www.idpf.org/2007/ops";
}
header = [[<?xml version="1.0" encoding="UTF-8" standalone="no"?><!DOCTYPE html>]]
end
return header .. tag('html',attrs,
tag('head', nil,
(opts.epub and '' or elt('meta',{charset = 'utf-8'})) ..
(title and tag('title', nil, title) or '') ..
(head or '')) ..
tag('body', nil, body or ''))
end
local function htmlSpan(spans, block, sec)
local text = {}
................................................................................
elseif d.crit then
b.origin:fail('critical extension %s unavailable', d.ext)
elseif d.failthru then
return htmlSpan(d.spans, b, s)
end
end
function span_renderers.footnote(f,b,s)
local linkattr = {}
if opts.epub then
linkattr['epub:type'] = 'noteref'
else
addStyle 'footnote'
end
local source, sid, ssec = b.origin:ref(f.ref)
local cnc = getSafeID(ssec) .. ' ' .. sid
local fn
if footnotes[cnc] then
fn = footnotes[cnc]
else
footnotecount = footnotecount + 1
fn = {num = footnotecount, origin = b.origin, fnid=cnc, source = source}
fn.id = getSafeID(fn)
footnotes[cnc] = fn
end
linkattr.href = '#'..fn.id
return tag('a', linkattr, htmlSpan(f.spans) ..
tag('sup',nil, fn.num))
end
return span_renderers
end
local astproc
local function getBlockRenderers(procs, sr)
local tag, elt, catenate = procs.tag, procs.elt, procs.catenate
local null = function() return catenate{} end
local block_renderers = {
anchor = function(b,s)
................................................................................
return tag('aside', {}, bn)
end;
['break'] = function() -- HACK
-- lists need to be rewritten to work like asides
return '';
end;
}
function block_renderers.quote(b,s)
local ir = {}
local toIR = block_renderers
for i, sec in ipairs(b.doc.secorder) do
local secnodes = {}
for i, bl in ipairs(sec.blocks) do
if toIR[bl.kind] then
table.insert(secnodes, toIR[bl.kind](bl,sec))
end
end
if next(secnodes) then
if b.doc.secorder[2] then --#secs>1?
-- only wrap in a section if >1 section
table.insert(ir, tag('section',
{id = getSafeID(sec)},
secnodes))
else
ir = secnodes
end
end
end
return tag('blockquote', b.id and {id=getSafeID(b)} or {}, catenate(ir))
end
return block_renderers;
end
local function getRenderers(procs)
local span_renderers = getSpanRenderers(procs)
local r = getBaseRenderers(procs,span_renderers)
r.block_renderers = getBlockRenderers(procs, r)
return r
end
astproc = {
toHTML = getRenderers(tagproc.toHTML);
toTXT = getRenderers(tagproc.toTXT);
toIR = { };
}
astproc.toIR.span_renderers = ss.clone(astproc.toHTML);
astproc.toIR.block_renderers = getBlockRenderers(tagproc.toIR,astproc.toHTML);
-- note we use HTML here instead of IR span renderers, because as things
................................................................................
render_state_handle.tagproc = tagproc;
-- bind to legacy names
-- yikes this needs to be cleaned up so badly
local ir = {}
local dr = astproc.toHTML -- default renderers
local plainr = astproc.toTXT
render_state_handle.ir = ir;
local function renderBlocks(blocks, irs)
for i, block in ipairs(blocks) do
local rd
if astproc.toIR.block_renderers[block.kind] then
rd = astproc.toIR.block_renderers[block.kind](block,sec)
else
local rdr = renderJob:proc('render',block.kind,'html')
if rdr then
rd = rdr({
state = render_state_handle;
tagproc = tagproc.toIR;
astproc = astproc.toIR;
................................................................................
rd.attrs.lang = rd.src.origin.lang
end
table.insert(irs.nodes, rd)
runhook('ir_section_node_insert', rd, irs, sec)
end
end
end
runhook('ir_assemble', ir)
for i, sec in ipairs(doc.secorder) do
if doctitle == nil and sec.depth == 1 and sec.heading_node then
doctitle = astproc.toTXT.htmlSpan(sec.heading_node.spans, sec.heading_node, sec)
end
local irs
if sec.kind == 'ordinary' then
if #(sec.blocks) > 0 then
irs = {tag='section',attrs={id = getSafeID(sec)},nodes={}}
runhook('ir_section_build', irs, sec)
renderBlocks(sec.blocks, irs)
end
elseif sec.kind == 'quote' then
elseif sec.kind == 'listing' then
elseif sec.kind == 'embed' then
end
if irs then table.insert(ir, irs) end
end
do local fnsorted = {}
for _, fn in pairs(footnotes) do
fnsorted[fn.num] = fn
end
for _, fn in ipairs(fnsorted) do
local tag = tagproc.toIR.tag
local body = {nodes={}}
local ftir = {}
for l in fn.source:gmatch('([^\n]*)') do
ct.parse_line(l, fn.origin, ftir)
end
renderBlocks(ftir,body)
local fattr = {id=fn.id}
if opts.epub then
---UUUUUUGHHH
local npfx = string.format('(%u) ', fn.num)
if next(body.nodes) then
local n = body.nodes[1]
repeat
if n.nodes[1] then
if type(n.nodes[1]) == 'string' then
n.nodes[1] = npfx .. n.nodes[1]
break
end
n = n.nodes[1]
else
n.nodes[1] = {tag='p',attrs={},nodes={npfx}}
break
end
until false
else
body.nodes[1] = {tag='p',attrs={},nodes={npfx}}
end
fattr['epub:type'] = 'footnote'
else
fattr.class = 'footnote'
end
local note = tag('aside', fattr, opts.epub and body.nodes or {
tag('div',{class='number'}, tostring(fn.num)),
tag('div',{class='text'}, body.nodes),
tag('a',{href='#0'},'⤫')
})
table.insert(ir, note)
end
end
if next(footnotes) and not opts.epub then
table.insert(ir, tagproc.toIR.tag('div',{id='cover'},''))
end
-- restructure passes
runhook('ir_restructure_pre', ir)
---- list insertion pass
................................................................................
local styles = {}
if opts.width then
table.insert(styles, string.format([[body {padding:0 1em;margin:auto;max-width:%s}]], opts.width))
end
if opts.accent then
table.insert(styles, string.format(':root {--accent:%s}', opts.accent))
end
if not opts.epub and (opts.accent or (not opts['dark-on-light']) and (not opts['fossil-uv'])) then
addStyle 'accent'
end
for _,k in pairs(stylesNeeded.order) do
if not stylesets[k] then ct.exns.unimpl('styleset %s not implemented (!)', k):throw() end
table.insert(styles, prepcss(stylesets[k]))
................................................................................
if opts['link-css'] then
local css = opts['link-css']
if type(css) ~= 'string' then ct.exns.mode('must be a string', 'html:link-css'):throw() end
styletag = styletag .. tagproc.toHTML.elt('link',{rel='stylesheet',type='text/css',href=opts['link-css']})
end
if next(styles) then
if opts['gen-styles'] then
styletag = styletag .. tagproc.toHTML.tag('style',{type='text/css'},cdata(table.concat(styles)))
end
table.insert(head, styletag)
end
if opts['fossil-uv'] then
return tagproc.toHTML.tag('div',{class='fossil-doc',['data-title']=doctitle},styletag .. body)
elseif opts.snippet then
return styletag .. body
else
return dr.htmlDoc(doctitle, next(head) and table.concat(head), body)
end
end
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