User:George Orwell III/parseIndex.js
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 | Documentation for this script can be added at User:George Orwell III/parseIndex. |
// <syntaxhighlight lang=javascript>
/* fills a data page used by Module_Pag */
function parseIndex(base) {
if (base===undefined && wgPageName.indexOf("Module:Data/")===0) base=wgPageName.replace("Module:Data/","");
var pdxpc = []; // pdxpc is a simple list in which the page is the index djvu
var pd = ""; // pd is position djvu -:- should be the position in any source file
var pc = ""; // pc is scanned page number
// read html page index corresponding to base
var html = $.ajax({
url: "https:"+wgServer+"/w/index.php?action=render&title=Index:" + base,
async: false
}).responseText;
// extraction of the list of links to pages
var links = $("a[title^='Pag']",$("table",$(html)).eq(0));
// extraction of pd and pc from the links and assign it to a list in which the index is pd and the value is pc
for (var i = 0; i < links.length; i += 1) {
pd = eval($(links[i]).attr("title").match(/\/(\d+) */)[1]);
pc = $.trim($(links[i]).text().match(/^0*(.+)/)[1]);
pdxpc[pd] = pc;
}
// the list is populated with empty string if gaps are detected
for (var i = 1; i < pdxpc.length - 1; i += 1) {
if (pdxpc[i] === undefined) pdxpc[i] = "";
}
// builds a text string that represents the Lua script
// (see test in [[Module:Data/De re metallica (1912).djvu]])
text = "local d2b = {}\nlocal b2d = {}\nlocal pages = {}\n";
for (var i = 1; i < pdxpc.length; i += 1) {
text += "d2b[" + i + "]=\"" + pdxpc[i] + "\"\n";
}
text += "for i,v in ipairs(d2b)\n do\n b2d[v]=i\n end\n";
// the text is written on the page (Module:Data/base) in edit
// Important: disable the edit mode special
// data reading chapters
var wikitext = $.ajax({
url: wgServer+"/w/index.php?action=raw&title=Index:" + base+ "&r=" + Math.random(),
async: false
}).responseText;
switch(wgServer) {
case "//en.wikisource.org":
template="Content";
break;
case "//it.wikisource.org":
template="Indice sommario";
break;
case "//la.wikisource.org":
template="Liber index";
break;
}
lcomm = generateList(wikitext, "<!--", "-->", 1);
for (var i = 0; i < lcomm.length; i += 1) {
wikitext = wikitext.replace(lcomm[i], "");
}
var s = generateList(wikitext, '"{{"'+template+'"|"', "}}", 1);
for (var i = 0; i < s.length; i += 1) {
s[i]=parseTemplate(template, s[i])[0];
if (s[i].name != undefined && s[i].name ==undefined) s[i].name=s[i].name;
if (s[i].title != undefined && s[i].title ==undefined) s[i].title=s[i].title;
}
for (var i=0;i<s.length-1;i+=1) {
s[i].to=s[i+1].from-1;
}
s[s.length-1].to=pdxpc.length-1;
text+="local cap={}\n";
text+="local i=1\n";
for (var i=0;i<s.length;i+=1) {
text+='cap['+(i+1)+']={}\n';
text+='cap['+(i+1)+'].name="'+s[i].name+'"\n';
text+='cap['+(i+1)+'].title="'+s[i].title+'"\n';
text+='cap['+(i+1)+'].from='+s[i].from+'\n';
text+='cap['+(i+1)+'].to='+s[i].to+'\n';
text+='cap['+(i+1)+'].delta="'+s[i].delta+'"\n';
}
text += "pages.d2b=d2b\npages.b2d=b2d\npages.cap=cap\nreturn pages";
scriviBox(text);
}
// </syntaxhighlight>