<?
#
#These functions handle everything except footnotes
#

function passage_xml_to_html($xml) { #for use on passage pages
    $regex = array(
        "!</?verse-unit[^>]*?>!" => "", #we don't need to show this in html
        "!<heading([^>]*?)>(.*?)</heading>!" => "<h3$1>$2</h3>\n", #also used for psalm-book headings
        "!<subheading([^>]*?)>(.*?)</subheading>!" => "<h4$1>$2</h4>\n",
        "! virtual=\"virtual\"!" => "", #if begin- or end- tags were added programmatically to match, remove the attribute
        "!<begin-paragraph([^>]*?)/>!" => "<p$1>",
        "!<end-line class=\"br\"/>!" => "<br />\n",
        "!<end-paragraph[^>]*?>!" => "</p>\n",
        "!<br />\s*?</p>!" => "</p>", #eliminate trailing brs, which can happen with virtual paragraph endings
        "!<span[^>]*?>(.*?)</span>!" => "<span class=\"small-caps\">$1</span>",
        "!<verse-num>!" => "<span class=\"verse-num\">",
        "!<verse-num class=\"woc\">!" => "<span class=\"verse-num-woc\">",
        "!<verse-num begin-chapter=\"(\d+?)\"(?: class=\"woc\")?>1</verse-num>!" => "<span class=\"chapter-num\">$1:1</span>",
        "!</verse-num>!" => "&nbsp;</span>", #the nbsp is to prevent a verse number from appearing at the end of a line
        "!<begin-block-indent[^>]*?>!" => "<div class=\"block-indent\">\n",
        "!<end-block-indent[^>]*?>!" => "</div>\n",
        "!<begin-line class=\"indent\"/>!" => "<span class=\"indent\"></span>",
        "!<begin-line class=\"indent-(\d+?)\"/>!" => "<span class=\"indent-$1\"></span>",
        "!<crossref[^>]*?>!" => "",
        "!<woc>(.*?)</woc>!s" => "<span class=\"woc\">$1</span>",
        "!<begin-line class=\"([^\"]*?)\"/>!" => "<span class=\"$1-line\"></span>\n",
        "!<selah>(.*?)</selah>!" => "<span class=\"selah\">$1</span>",
        "!<(/?)i>!" => "<$1"."em>",
        "!<(?:begin|end)-[^>]+?/>!" => "", #everything we need to convert has already been done; -chapter, some -line
        );
    $html = preg_replace(array_keys($regex), array_values($regex), $xml);
    $html = translate_entities($html);
    return $html;
    }

function translate_entities($text) { #convert named entities to their html equivalents
    $regex = array(
        "/&ldblquot;/" => "&#8220;",
        "/&rdblquot;/" => "&#8221;",
        "/&lquot;/" => "&#8216;",
        "/&rquot;/" => "&#8217;",
        "/&apos;/" => "'", #so people using browser's find feature can enter a regular '
        "/&emdash;/" => "&#8212;",
        "/&endash;/" => "&#8211;",
        "/&ellipsis;/" => "&nbsp;.&nbsp;.&nbsp;.",
        "/&ellipsis4;/" => ".&nbsp;.&nbsp;.&nbsp;.",
        );
    return preg_replace(array_keys($regex), array_values($regex), $text);
    }

function translate_entities_to_simple_xml($text) {
    $regex = array(
        "/&ldblquot;/" => "&quot;",
        "/&rdblquot;/" => "&quot;",
        "/&lquot;/" => "'",
        "/&rquot;/" => "'",
    #    "/&apos;/" => "'", #&apos; always indicates a possessive quote
        "/&emdash;/" => "--",
        "/&endash;/" => "-",
        "/&ellipsis;/" => "...",
        "/&ellipsis4;/" => "....",
        );
    return preg_replace(array_keys($regex), array_values($regex), $text);
    }

?>