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* doctools.js

* ~~~~~~~~~~~

* Sphinx JavaScript utilities for all documentation.

* :license: BSD, see LICENSE for details.

/**

* select a different prefix for underscore

$u = _.noConflict();

/**

* make the code below compatible with browsers without

* an installed firebug like debugger

if (!window.console || !console.firebug) {

var names = ["log", "debug", "info", "warn", "error", "assert", "dir",

"dirxml", "group", "groupEnd", "time", "timeEnd", "count", "trace",

"profile", "profileEnd"];

window.console = {};

for (var i = 0; i < names.length; ++i)

window.console[names[i]] = function() {};

}

/**

* small helper function to urldecode strings

jQuery.urldecode = function(x) {

return decodeURIComponent(x).replace(/\+/g, ' ');

};

/**

* small helper function to urlencode strings

jQuery.urlencode = encodeURIComponent;

/**

* This function returns the parsed url parameters of the

* current request. Multiple values per key are supported,

* it will always return arrays of strings for the value parts.

jQuery.getQueryParameters = function(s) {

if (typeof s == 'undefined')

s = document.location.search;

var parts = s.substr(s.indexOf('?') + 1).split('&');

var result = {};

for (var i = 0; i < parts.length; i++) {

var tmp = parts[i].split('=', 2);

var key = jQuery.urldecode(tmp[0]);

var value = jQuery.urldecode(tmp[1]);

if (key in result)

result[key].push(value);

else

result[key] = [value];

}

return result;

};

/**

* highlight a given string on a jquery object by wrapping it in

* span elements with the given class name.

jQuery.fn.highlightText = function(text, className) {

function highlight(node) {

if (node.nodeType == 3) {

var val = node.nodeValue;

var pos = val.toLowerCase().indexOf(text);

if (pos >= 0 && !jQuery(node.parentNode).hasClass(className)) {

var span = document.createElement("span");

span.className = className;

span.appendChild(document.createTextNode(val.substr(pos, text.length)));

node.parentNode.insertBefore(span, node.parentNode.insertBefore(

document.createTextNode(val.substr(pos + text.length)),

node.nextSibling));

node.nodeValue = val.substr(0, pos);

}

else if (!jQuery(node).is("button, select, textarea")) {

jQuery.each(node.childNodes, function() {

highlight(this);

});

}

return this.each(function() {

highlight(this);

});

};

/**

* Small JavaScript module for the documentation.

var Documentation = {

init : function() {

this.fixFirefoxAnchorBug();

this.highlightSearchWords();

this.initIndexTable();

/**

* i18n support

TRANSLATIONS : {},

PLURAL_EXPR : function(n) { return n == 1 ? 0 : 1; },

LOCALE : 'unknown',

// gettext and ngettext don't access this so that the functions

// can safely bound to a different name (_ = Documentation.gettext)

gettext : function(string) {

var translated = Documentation.TRANSLATIONS[string];

if (typeof translated == 'undefined')

return string;

return (typeof translated == 'string') ? translated : translated[0];

ngettext : function(singular, plural, n) {

var translated = Documentation.TRANSLATIONS[singular];

if (typeof translated == 'undefined')

return (n == 1) ? singular : plural;

return translated[Documentation.PLURALEXPR(n)];

addTranslations : function(catalog) {

for (var key in catalog.messages)

this.TRANSLATIONS[key] = catalog.messages[key];

this.PLURAL_EXPR = new Function('n', 'return +(' + catalog.plural_expr + ')');

this.LOCALE = catalog.locale;

/**

* add context elements like header anchor links

addContextElements : function() {

$('div[id] > :header:first').each(function() {

$('<a class="headerlink">\u00B6</a>').

attr('href', '#' + this.id).

attr('title', _('Permalink to this headline')).

appendTo(this);

});

$('dt[id]').each(function() {

$('<a class="headerlink">\u00B6</a>').

attr('href', '#' + this.id).

attr('title', _('Permalink to this definition')).

appendTo(this);

});

/**

* workaround a firefox stupidity

fixFirefoxAnchorBug : function() {

if (document.location.hash && $.browser.mozilla)

window.setTimeout(function() {

document.location.href += '';

}, 10);

/**

* highlight the search words provided in the url in the text

highlightSearchWords : function() {

var params = $.getQueryParameters();

var terms = (params.highlight) ? params.highlight[0].split(/\s+/) : [];

if (terms.length) {

var body = $('div.body');

window.setTimeout(function() {

$.each(terms, function() {

body.highlightText(this.toLowerCase(), 'highlighted');

});

}, 10);

$('<p class="highlight-link"><a href="javascript:Documentation.' +

'hideSearchWords()">' + _('Hide Search Matches') + '</a></p>')

.appendTo($('#searchbox'));

}

/**

* init the domain index toggle buttons

initIndexTable : function() {

var togglers = $('img.toggler').click(function() {

var src = $(this).attr('src');

var idnum = $(this).attr('id').substr(7);

$('tr.cg-' + idnum).toggle();

if (src.substr(-9) == 'minus.png')

$(this).attr('src', src.substr(0, src.length-9) + 'plus.png');

else

$(this).attr('src', src.substr(0, src.length-8) + 'minus.png');

}).css('display', '');

if (DOCUMENTATION_OPTIONS.COLLAPSE_INDEX) {

togglers.click();

}

/**

* helper function to hide the search marks again

hideSearchWords : function() {

$('#searchbox .highlight-link').fadeOut(300);

$('span.highlighted').removeClass('highlighted');

/**

* make the url absolute

makeURL : function(relativeURL) {

return DOCUMENTATION_OPTIONS.URL_ROOT + '/' + relativeURL;

/**

* get the current relative url

getCurrentURL : function() {

var path = document.location.pathname;

var parts = path.split(/\//);

$.each(DOCUMENTATION_OPTIONS.URL_ROOT.split(/\//), function() {

if (this == '..')

parts.pop();

});

var url = parts.join('/');

return path.substring(url.lastIndexOf('/') + 1, path.length - 1);

}

};

// quick alias for translations

_ = Documentation.gettext;

$(document).ready(function() {

Documentation.init();

});

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