$config["title"]);
$rev_id = exec("git rev-parse --short HEAD", $output, $retval);
if ($retval != 0) {
$rev_id = "unknown";
}
$substitutions["{GIT_REV_ID}"] = $rev_id;
date_default_timezone_set('UTC');
$substitutions["{TIMESTAMP}"] = date("Y-m-d H:i:s e");
// Copy resources across
$resources_to_copy = array_merge(glob("resources/common/*"), glob($config["resources_dir"] . "/*"));
$res_out_dir = $config["output_dir"] . "/" . $config["resources_output_dir"];
if (!is_dir($res_out_dir)) {
mkdir($res_out_dir, 0777, true);
}
foreach ($resources_to_copy as $res) {
$res_name = basename($res);
$substitutions["{RES:$res_name}"] = $config["resources_output_dir"] . "/$res_name";
copy($res, "$res_out_dir/$res_name");
}
if (!is_dir($config["output_dir"])) {
mkdir($config["output_dir"], 0777, true);
}
// We need to pre-process all the pages to get the section headings ready
$sections = array(); // entries are associative arrays
$template_texts = array();
$page_no = 1;
foreach ($config["pages"] as $page) {
// Read in the text
$template_html = $config["html_dir"] . "/" . $page["id"] . ".html";
$text = file_get_contents($template_html);
$section_no = 0;
$subsection_no = 0;
// Look for things we need to convert to h1, h2, h3
preg_match_all("/{HEADING:(PAGE|SECTION|SUBSECTION):([^:]*):([^}]+)}/", $text, $section_matches);
$originals = $section_matches[0];
$types = $section_matches[1];
$ids = $section_matches[2];
$titles = $section_matches[3];
// TOC gets its info from the config file, not from an h1 which may or may not be present
$page_id = $page["id"];
$sections[] = array("type" => "PAGE", "page" => "$page_id.html", "section" => "", "number" => "$page_no.", "title" => $page["title"]);
for ($i = 0; $i < count($types); $i++) {
$tag = "h1";
$number = "$page_no.";
if ($types[$i] == "SECTION") {
$tag = "h2";
$section_no++;
$number = "$page_no.$section_no.";
}
if ($types[$i] == "SUBSECTION") {
$tag = "h3";
$subsection_no++;
$number = "$page_no.$section_no.$subsection_no.";
}
// If we have an ID
$anchor_start = "";
$anchor_end = "";
if (strlen($ids[$i]) > 0 && $types[$i] != "PAGE") { // pages are always added the TOC and have empty section_id
// Add it to the TOC array
$sections[] = array("type" => $types[$i], "page" => "$page_id.html", "section" => $ids[$i], "number" => $number, "title" => $titles[$i]);
// Also create an internal anchor
$anchor_start = "";
$anchor_end = "";
}
$final_tag = "<$tag>$anchor_start$number $titles[$i]$anchor_end$tag>";
// Replace the template with the tag
$text = str_replace($originals[$i], $final_tag, $text);
// Now create substitutions for this tag so other pages can refer to them
$page_id = $page["id"];
$section_id = $ids[$i];
$title = $titles[$i];
$substitutions["{LINK:$section_id}"] = "$title";
$substitutions["{TITLE:$section_id}"] = $title;
}
// Save the text for later
$template_texts[$page["id"]] = $text;
$page_no++;
}
// Render each page
for ($i = 0; $i < count($config["pages"]); $i++) {
$page = $config["pages"][$i];
// Configure page-specific substitutions
$substitutions["{PREV_URL}"] = "";
$substitutions["{PREV_TITLE}"] = "";
$substitutions["{NEXT_URL}"] = "";
$substitutions["{NEXT_TITLE}"] = "";
$substitutions["{TOC_URL}"] = "index.html";
$substitutions["{TOC_TITLE}"] = "Contents";
if (isset($config["pages"][$i-1])) {
$prev_page = $config["pages"][$i-1];
$substitutions["{PREV_URL}"] = $prev_page["id"] . ".html";
$substitutions["{PREV_TITLE}"] = $prev_page["title"];
}
if (isset($config["pages"][$i+1])) {
$next_page = $config["pages"][$i+1];
$substitutions["{NEXT_URL}"] = $next_page["id"] . ".html";
$substitutions["{NEXT_TITLE}"] = $next_page["title"];
}
$template_html = $config["html_dir"] . "/" . $page["id"] . ".html";
$out_html = $config["output_dir"] . "/" . $page["id"] . ".html";
if (is_file($out_html)) {
unlink($out_html);
}
append_file_and_sub($out_html, "html/common/header.html", $substitutions);
$text = do_substitutions($template_texts[$page["id"]], $substitutions);
file_put_contents($out_html, $text, FILE_APPEND);
append_file_and_sub($out_html, "html/common/footer.html", $substitutions);
}
// Render the index / TOC now that we have all the information at hand
$toc_html = $config["output_dir"] . "/index.html";
$toc_text = file_get_contents("html/common/toc.html");
$toc_h1 = file_get_contents("html/common/toc-h1.html");
$toc_h2 = file_get_contents("html/common/toc-h2.html");
$toc_h3 = file_get_contents("html/common/toc-h3.html");
foreach ($sections as $section) {
$start = $toc_h1;
if ($section["type"] == "SECTION") $start = $toc_h2;
if ($section["type"] == "SUBSECTION") $start = $toc_h3;
$toc_subs["{TOC_ENTRY_NUMBER}"] = $section["number"];
$toc_subs["{TOC_ENTRY_TITLE}"] = $section["title"];
$toc_subs["{TOC_ENTRY_PAGE}"] = $section["page"];
$toc_subs["{TOC_ENTRY_SECTION}"] = $section["section"];
$line = do_substitutions($start, $toc_subs);
$toc_text .= "$line\n";
}
$substitutions["{PREV_URL}"] = "";
$substitutions["{PREV_TITLE}"] = "";
$substitutions["{NEXT_URL}"] = $config["pages"][0]["id"] . ".html";
$substitutions["{NEXT_TITLE}"] = $config["pages"][0]["title"];
// Write it to disk
if (is_file($toc_html)) {
unlink($toc_html);
}
append_file_and_sub($toc_html, "html/common/header.html", $substitutions);
file_put_contents($toc_html, $toc_text, FILE_APPEND);
append_file_and_sub($toc_html, "html/common/footer.html", $substitutions);
// This manual is all done
}
function append_file_and_sub($dest, $src, $substitutions) {
// Read in starting text
$text = file_get_contents($src);
$text = do_substitutions($text, $substitutions);
// Append processed text to the destination file
touch($dest);
file_put_contents($dest, $text, FILE_APPEND);
}
function do_substitutions($text, $substitutions) {
// Perform all template substitutions
foreach ($substitutions as $from => $to) {
$text = str_replace($from, $to, $text);
}
return $text;
}
?>