poky/documentation/sphinx-static/switchers.js - stefanberger/openbmc - Gitiles

 (function() {
   'use strict';

   var all_versions = {
     'dev': 'dev (3.3)',
     '3.2': '3.2',
     '3.1.3': '3.1.3',
     '3.0.4': '3.0.4',
     '2.7.4': '2.7.4',
   };

   var all_doctypes = {
       'single': 'Individual Webpages',
       'mega': "All-in-one 'Mega' Manual",
   };

   // Simple version comparision
   // Return 1 if a > b
   // Return -1 if a < b
   // Return 0 if a == b
   function ver_compare(a, b) {
     if (a == "dev") {
        return 1;
     }

     if (a === b) {
        return 0;
     }

     var a_components = a.split(".");
     var b_components = b.split(".");

     var len = Math.min(a_components.length, b_components.length);

     // loop while the components are equal
     for (var i = 0; i < len; i++) {
         // A bigger than B
         if (parseInt(a_components[i]) > parseInt(b_components[i])) {
             return 1;
         }

         // B bigger than A
         if (parseInt(a_components[i]) < parseInt(b_components[i])) {
             return -1;
         }
     }

     // If one's a prefix of the other, the longer one is greater.
     if (a_components.length > b_components.length) {
         return 1;
     }

     if (a_components.length < b_components.length) {
         return -1;
     }

     // Otherwise they are the same.
     return 0;
   }

   function build_version_select(current_series, current_version) {
     var buf = ['<select>'];

     $.each(all_versions, function(version, title) {
       var series = version.substr(0, 3);
       if (series == current_series) {
         if (version == current_version)
             buf.push('<option value="' + version + '" selected="selected">' + title + '</option>');
         else
             buf.push('<option value="' + version + '">' + title + '</option>');

         if (version != current_version)
             buf.push('<option value="' + current_version + '" selected="selected">' + current_version + '</option>');
       } else {
         buf.push('<option value="' + version + '">' + title + '</option>');
       }
     });

     buf.push('</select>');
     return buf.join('');
   }

   function build_doctype_select(current_doctype) {
     var buf = ['<select>'];

     $.each(all_doctypes, function(doctype, title) {
       if (doctype == current_doctype)
         buf.push('<option value="' + doctype + '" selected="selected">' +
                  all_doctypes[current_doctype] + '</option>');
       else
         buf.push('<option value="' + doctype + '">' + title + '</option>');
     });
     if (!(current_doctype in all_doctypes)) {
         // In case we're browsing a doctype that is not yet in all_doctypes.
         buf.push('<option value="' + current_doctype + '" selected="selected">' +
                  current_doctype + '</option>');
         all_doctypes[current_doctype] = current_doctype;
     }
     buf.push('</select>');
     return buf.join('');
   }

   function navigate_to_first_existing(urls) {
     // Navigate to the first existing URL in urls.
     var url = urls.shift();

     // Web browsers won't redirect file:// urls to file urls using ajax but
     // its useful for local testing
     if (url.startsWith("file://")) {
       window.location.href = url;
       return;
     }

     if (urls.length == 0) {
       window.location.href = url;
       return;
     }
     $.ajax({
       url: url,
       success: function() {
         window.location.href = url;
       },
       error: function() {
         navigate_to_first_existing(urls);
       }
     });
   }

   function get_docroot_url() {
     var url = window.location.href;
     var root = DOCUMENTATION_OPTIONS.URL_ROOT;

     var urlarray = url.split('/');
     // Trim off anything after '/'
     urlarray.pop();
     var depth = (root.match(/\.\.\//g) || []).length;
     for (var i = 0; i < depth; i++) {
       urlarray.pop();
     }

     return urlarray.join('/') + '/';
   }

   function on_version_switch() {
     var selected_version = $(this).children('option:selected').attr('value');
     var url = window.location.href;
     var current_version = DOCUMENTATION_OPTIONS.VERSION;
     var docroot = get_docroot_url()

     var new_versionpath = selected_version + '/';
     if (selected_version == "dev")
         new_versionpath = '';

     // dev versions have no version prefix
     if (current_version == "dev") {
         var new_url = docroot + new_versionpath + url.replace(docroot, "");
         var fallback_url = docroot + new_versionpath;
     } else {
         var new_url = url.replace('/' + current_version + '/', '/' + new_versionpath);
         var fallback_url = new_url.replace(url.replace(docroot, ""), "");
     }

     console.log(get_docroot_url())
     console.log(url + " to url " + new_url);
     console.log(url + " to fallback " + fallback_url);

     if (new_url != url) {
       navigate_to_first_existing([
         new_url,
         fallback_url,
         'https://www.yoctoproject.org/docs/',
       ]);
     }
   }

   function on_doctype_switch() {
     var selected_doctype = $(this).children('option:selected').attr('value');
     var url = window.location.href;
     if (selected_doctype == 'mega') {
       var docroot = get_docroot_url()
       var current_version = DOCUMENTATION_OPTIONS.VERSION;
       // Assume manuals before 3.2 are using old docbook mega-manual
       if (ver_compare(current_version, "3.2") < 0) {
         var new_url = docroot + "mega-manual/mega-manual.html";
       } else {
         var new_url = docroot + "singleindex.html";
       }
     } else {
       var new_url = url.replace("singleindex.html", "index.html")
     }

     if (new_url != url) {
       navigate_to_first_existing([
         new_url,
         'https://www.yoctoproject.org/docs/',
       ]);
     }
   }

   // Returns the current doctype based upon the url
   function doctype_segment_from_url(url) {
     if (url.includes("singleindex") || url.includes("mega-manual"))
       return "mega";
     return "single";
   }

   $(document).ready(function() {
     var release = DOCUMENTATION_OPTIONS.VERSION;
     var current_doctype = doctype_segment_from_url(window.location.href);
     var current_series = release.substr(0, 3);
     var version_select = build_version_select(current_series, release);

     $('.version_switcher_placeholder').html(version_select);
     $('.version_switcher_placeholder select').bind('change', on_version_switch);

     var doctype_select = build_doctype_select(current_doctype);

     $('.doctype_switcher_placeholder').html(doctype_select);
     $('.doctype_switcher_placeholder select').bind('change', on_doctype_switch);

     if (ver_compare(release, "3.1") < 0) {
       $('#outdated-warning').html('Version ' + release + ' of the project is now considered obsolete, please select and use a more recent version');
       $('#outdated-warning').css('padding', '.5em');
     } else if (release != "dev") {
       $.each(all_versions, function(version, title) {
         var series = version.substr(0, 3);
         if (series == current_series && version != release) {
           $('#outdated-warning').html('This document is for outdated version ' + release + ', you should select the latest release version in this series, ' + version + '.');
           $('#outdated-warning').css('padding', '.5em');
         }
       });
     }
   });
 })();
	(function() {
	'use strict';

	var all_versions = {
	'dev': 'dev (3.3)',
	'3.2': '3.2',
	'3.1.3': '3.1.3',
	'3.0.4': '3.0.4',
	'2.7.4': '2.7.4',
	};

	var all_doctypes = {
	'single': 'Individual Webpages',
	'mega': "All-in-one 'Mega' Manual",
	};

	// Simple version comparision
	// Return 1 if a > b
	// Return -1 if a < b
	// Return 0 if a == b
	function ver_compare(a, b) {
	if (a == "dev") {
	return 1;
	}

	if (a === b) {
	return 0;
	}

	var a_components = a.split(".");
	var b_components = b.split(".");

	var len = Math.min(a_components.length, b_components.length);

	// loop while the components are equal
	for (var i = 0; i < len; i++) {
	// A bigger than B
	if (parseInt(a_components[i]) > parseInt(b_components[i])) {
	return 1;
	}

	// B bigger than A
	if (parseInt(a_components[i]) < parseInt(b_components[i])) {
	return -1;
	}
	}

	// If one's a prefix of the other, the longer one is greater.
	if (a_components.length > b_components.length) {
	return 1;
	}

	if (a_components.length < b_components.length) {
	return -1;
	}

	// Otherwise they are the same.
	return 0;
	}

	function build_version_select(current_series, current_version) {
	var buf = ['<select>'];

	$.each(all_versions, function(version, title) {
	var series = version.substr(0, 3);
	if (series == current_series) {
	if (version == current_version)
	buf.push('<option value="' + version + '" selected="selected">' + title + '</option>');
	else
	buf.push('<option value="' + version + '">' + title + '</option>');

	if (version != current_version)
	buf.push('<option value="' + current_version + '" selected="selected">' + current_version + '</option>');
	} else {
	buf.push('<option value="' + version + '">' + title + '</option>');
	}
	});

	buf.push('</select>');
	return buf.join('');
	}

	function build_doctype_select(current_doctype) {
	var buf = ['<select>'];

	$.each(all_doctypes, function(doctype, title) {
	if (doctype == current_doctype)
	buf.push('<option value="' + doctype + '" selected="selected">' +
	all_doctypes[current_doctype] + '</option>');
	else
	buf.push('<option value="' + doctype + '">' + title + '</option>');
	});
	if (!(current_doctype in all_doctypes)) {
	// In case we're browsing a doctype that is not yet in all_doctypes.
	buf.push('<option value="' + current_doctype + '" selected="selected">' +
	current_doctype + '</option>');
	all_doctypes[current_doctype] = current_doctype;
	}
	buf.push('</select>');
	return buf.join('');
	}

	function navigate_to_first_existing(urls) {
	// Navigate to the first existing URL in urls.
	var url = urls.shift();

	// Web browsers won't redirect file:// urls to file urls using ajax but
	// its useful for local testing
	if (url.startsWith("file://")) {
	window.location.href = url;
	return;
	}

	if (urls.length == 0) {
	window.location.href = url;
	return;
	}
	$.ajax({
	url: url,
	success: function() {
	window.location.href = url;
	},
	error: function() {
	navigate_to_first_existing(urls);
	}
	});
	}

	function get_docroot_url() {
	var url = window.location.href;
	var root = DOCUMENTATION_OPTIONS.URL_ROOT;

	var urlarray = url.split('/');
	// Trim off anything after '/'
	urlarray.pop();
	var depth = (root.match(/\.\.\//g) \|\| []).length;
	for (var i = 0; i < depth; i++) {
	urlarray.pop();
	}

	return urlarray.join('/') + '/';
	}

	function on_version_switch() {
	var selected_version = $(this).children('option:selected').attr('value');
	var url = window.location.href;
	var current_version = DOCUMENTATION_OPTIONS.VERSION;
	var docroot = get_docroot_url()

	var new_versionpath = selected_version + '/';
	if (selected_version == "dev")
	new_versionpath = '';

	// dev versions have no version prefix
	if (current_version == "dev") {
	var new_url = docroot + new_versionpath + url.replace(docroot, "");
	var fallback_url = docroot + new_versionpath;
	} else {
	var new_url = url.replace('/' + current_version + '/', '/' + new_versionpath);
	var fallback_url = new_url.replace(url.replace(docroot, ""), "");
	}

	console.log(get_docroot_url())
	console.log(url + " to url " + new_url);
	console.log(url + " to fallback " + fallback_url);

	if (new_url != url) {
	navigate_to_first_existing([
	new_url,
	fallback_url,
	'https://www.yoctoproject.org/docs/',
	]);
	}
	}

	function on_doctype_switch() {
	var selected_doctype = $(this).children('option:selected').attr('value');
	var url = window.location.href;
	if (selected_doctype == 'mega') {
	var docroot = get_docroot_url()
	var current_version = DOCUMENTATION_OPTIONS.VERSION;
	// Assume manuals before 3.2 are using old docbook mega-manual
	if (ver_compare(current_version, "3.2") < 0) {
	var new_url = docroot + "mega-manual/mega-manual.html";
	} else {
	var new_url = docroot + "singleindex.html";
	}
	} else {
	var new_url = url.replace("singleindex.html", "index.html")
	}

	if (new_url != url) {
	navigate_to_first_existing([
	new_url,
	'https://www.yoctoproject.org/docs/',
	]);
	}
	}

	// Returns the current doctype based upon the url
	function doctype_segment_from_url(url) {
	if (url.includes("singleindex") \|\| url.includes("mega-manual"))
	return "mega";
	return "single";
	}

	$(document).ready(function() {
	var release = DOCUMENTATION_OPTIONS.VERSION;
	var current_doctype = doctype_segment_from_url(window.location.href);
	var current_series = release.substr(0, 3);
	var version_select = build_version_select(current_series, release);

	$('.version_switcher_placeholder').html(version_select);
	$('.version_switcher_placeholder select').bind('change', on_version_switch);

	var doctype_select = build_doctype_select(current_doctype);

	$('.doctype_switcher_placeholder').html(doctype_select);
	$('.doctype_switcher_placeholder select').bind('change', on_doctype_switch);

	if (ver_compare(release, "3.1") < 0) {
	$('#outdated-warning').html('Version ' + release + ' of the project is now considered obsolete, please select and use a more recent version');
	$('#outdated-warning').css('padding', '.5em');
	} else if (release != "dev") {
	$.each(all_versions, function(version, title) {
	var series = version.substr(0, 3);
	if (series == current_series && version != release) {
	$('#outdated-warning').html('This document is for outdated version ' + release + ', you should select the latest release version in this series, ' + version + '.');
	$('#outdated-warning').css('padding', '.5em');
	}
	});
	}
	});
	})();