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var Promise = require('../utils/promise');
var error = require('../utils/error');
var Parse = require('../parse');
var Templating = require('../templating');
var JSONUtils = require('../json');
var createTemplateEngine = require('./createTemplateEngine');
var callPageHook = require('./callPageHook');
/**
Prepare and generate HTML for a page
@param {Output} output
@param {Page} page
@return {Promise<Page>}
*/
function generatePage(output, page) {
var book = output.getBook();
var engine = createTemplateEngine(output);
return Parse.parsePage(book, page)
.then(function(resultPage) {
var file = resultPage.getFile();
var filePath = file.getPath();
var parser = file.getParser();
var context = JSONUtils.encodeBookWithPage(book, resultPage);
if (!parser) {
return Promise.reject(error.FileNotParsableError({
filename: filePath
}));
}
// Call hook "page:before"
return callPageHook('page:before', output, resultPage)
// Escape code blocks with raw tags
.then(function(currentPage) {
return parser.page.prepare(currentPage.getContent());
})
// Render templating syntax
.then(function(content) {
return Templating.render(engine, filePath, content, context);
})
// Render page using parser (markdown -> HTML)
.then(parser.page).get('content')
// Post processing for templating syntax
.then(function(content) {
return Templating.postRender(engine, content);
})
// Return new page
.then(function(content) {
return resultPage.set('content', content);
})
// Call final hook
.then(function(currentPage) {
return callPageHook('page', output, currentPage);
});
});
}
module.exports = generatePage;
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