matplotlib.github.com/1.4.0/_static/searchtools.js at main · matplotlib/matplotlib.github.com · GitHub

History

622 lines (559 loc) · 17.4 KB

Raw

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

308

309

310

311

312

313

314

315

316

317

318

319

320

321

322

323

324

325

326

327

328

329

330

331

332

333

334

335

336

337

338

339

340

341

342

343

344

345

346

347

348

349

350

351

352

353

354

355

356

357

358

359

360

361

362

363

364

365

366

367

368

369

370

371

372

373

374

375

376

377

378

379

380

381

382

383

384

385

386

387

388

389

390

391

392

393

394

395

396

397

398

399

400

401

402

403

404

405

406

407

408

409

410

411

412

413

414

415

416

417

418

419

420

421

422

423

424

425

426

427

428

429

430

431

432

433

434

435

436

437

438

439

440

441

442

443

444

445

446

447

448

449

450

451

452

453

454

455

456

457

458

459

460

461

462

463

464

465

466

467

468

469

470

471

472

473

474

475

476

477

478

479

480

481

482

483

484

485

486

487

488

489

490

491

492

493

494

495

496

497

498

499

500

501

502

503

504

505

506

507

508

509

510

511

512

513

514

515

516

517

518

519

520

521

522

523

524

525

526

527

528

529

530

531

532

533

534

535

536

537

538

539

540

541

542

543

544

545

546

547

548

549

550

551

552

553

554

555

556

557

558

559

560

561

562

563

564

565

566

567

568

569

570

571

572

573

574

575

576

577

578

579

580

581

582

583

584

585

586

587

588

589

590

591

592

593

594

595

596

597

598

599

600

601

602

603

604

605

606

607

608

609

610

611

612

613

614

615

616

617

618

619

620

621

622

* searchtools.js_t

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

* Sphinx JavaScript utilties for the full-text search.

* :license: BSD, see LICENSE for details.

/**

* Porter Stemmer

var Stemmer = function() {

var step2list = {

ational: 'ate',

tional: 'tion',

enci: 'ence',

anci: 'ance',

izer: 'ize',

bli: 'ble',

alli: 'al',

entli: 'ent',

eli: 'e',

ousli: 'ous',

ization: 'ize',

ation: 'ate',

ator: 'ate',

alism: 'al',

iveness: 'ive',

fulness: 'ful',

ousness: 'ous',

aliti: 'al',

iviti: 'ive',

biliti: 'ble',

logi: 'log'

};

var step3list = {

icate: 'ic',

ative: '',

alize: 'al',

iciti: 'ic',

ical: 'ic',

ful: '',

ness: ''

};

var c = "[^aeiou]"; // consonant

var v = "[aeiouy]"; // vowel

var C = c + "[^aeiouy]*"; // consonant sequence

var V = v + "[aeiou]*"; // vowel sequence

var mgr0 = "^(" + C + ")?" + V + C; // [C]VC... is m>0

var meq1 = "^(" + C + ")?" + V + C + "(" + V + ")?$"; // [C]VC[V] is m=1

var mgr1 = "^(" + C + ")?" + V + C + V + C; // [C]VCVC... is m>1

var s_v = "^(" + C + ")?" + v; // vowel in stem

this.stemWord = function (w) {

var stem;

var suffix;

var firstch;

var origword = w;

if (w.length < 3)

return w;

var re;

var re2;

var re3;

var re4;

firstch = w.substr(0,1);

if (firstch == "y")

w = firstch.toUpperCase() + w.substr(1);

// Step 1a

re = /^(.+?)(ss|i)es$/;

re2 = /^(.+?)([^s])s$/;

if (re.test(w))

w = w.replace(re,"$1$2");

else if (re2.test(w))

w = w.replace(re2,"$1$2");

// Step 1b

re = /^(.+?)eed$/;

re2 = /^(.+?)(ed|ing)$/;

if (re.test(w)) {

var fp = re.exec(w);

re = new RegExp(mgr0);

if (re.test(fp[1])) {

re = /.$/;

w = w.replace(re,"");

}

else if (re2.test(w)) {

var fp = re2.exec(w);

stem = fp[1];

re2 = new RegExp(s_v);

if (re2.test(stem)) {

w = stem;

re2 = /(at|bl|iz)$/;

re3 = new RegExp("([^aeiouylsz])\\1$");

re4 = new RegExp("^" + C + v + "[^aeiouwxy]$");

if (re2.test(w))

w = w + "e";

else if (re3.test(w)) {

re = /.$/;

w = w.replace(re,"");

}

else if (re4.test(w))

w = w + "e";

}

// Step 1c

re = /^(.+?)y$/;

if (re.test(w)) {

var fp = re.exec(w);

stem = fp[1];

re = new RegExp(s_v);

if (re.test(stem))

w = stem + "i";

}

// Step 2

if (re.test(w)) {

var fp = re.exec(w);

stem = fp[1];

suffix = fp[2];

re = new RegExp(mgr0);

if (re.test(stem))

w = stem + step2list[suffix];

}

// Step 3

if (re.test(w)) {

var fp = re.exec(w);

stem = fp[1];

suffix = fp[2];

re = new RegExp(mgr0);

if (re.test(stem))

w = stem + step3list[suffix];

}

// Step 4

re = /^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/;

re2 = /^(.+?)(s|t)(ion)$/;

if (re.test(w)) {

var fp = re.exec(w);

stem = fp[1];

re = new RegExp(mgr1);

if (re.test(stem))

w = stem;

}

else if (re2.test(w)) {

var fp = re2.exec(w);

stem = fp[1] + fp[2];

re2 = new RegExp(mgr1);

if (re2.test(stem))

w = stem;

}

// Step 5

re = /^(.+?)e$/;

if (re.test(w)) {

var fp = re.exec(w);

stem = fp[1];

re = new RegExp(mgr1);

re2 = new RegExp(meq1);

re3 = new RegExp("^" + C + v + "[^aeiouwxy]$");

if (re.test(stem) || (re2.test(stem) && !(re3.test(stem))))

w = stem;

}

re = /ll$/;

re2 = new RegExp(mgr1);

if (re.test(w) && re2.test(w)) {

re = /.$/;

w = w.replace(re,"");

}

// and turn initial Y back to y

if (firstch == "y")

w = firstch.toLowerCase() + w.substr(1);

return w;

}

/**

* Simple result scoring code.

var Scorer = {

// Implement the following function to further tweak the score for each result

// The function takes a result array [filename, title, anchor, descr, score]

// and returns the new score.

score: function(result) {

return result[4];

// query matches the full name of an object

objNameMatch: 11,

// or matches in the last dotted part of the object name

objPartialMatch: 6,

// Additive scores depending on the priority of the object

objPrio: {0: 15, // used to be importantResults

1: 5, // used to be objectResults

2: -5}, // used to be unimportantResults

// Used when the priority is not in the mapping.

objPrioDefault: 0,

// query found in title

title: 15,

// query found in terms

term: 5

};

/**

* Search Module

var Search = {

_index : null,

_queued_query : null,

_pulse_status : -1,

init : function() {

var params = $.getQueryParameters();

if (params.q) {

var query = params.q[0];

$('input[name="q"]')[0].value = query;

this.performSearch(query);

}

loadIndex : function(url) {

$.ajax({type: "GET", url: url, data: null,

dataType: "script", cache: true,

complete: function(jqxhr, textstatus) {

if (textstatus != "success") {

document.getElementById("searchindexloader").src = url;

}

}});

setIndex : function(index) {

var q;

this._index = index;

if ((q = this._queued_query) !== null) {

this._queued_query = null;

Search.query(q);

}

hasIndex : function() {

return this._index !== null;

deferQuery : function(query) {

this._queued_query = query;

stopPulse : function() {

this._pulse_status = 0;

startPulse : function() {

if (this._pulse_status >= 0)

return;

function pulse() {

var i;

Search._pulse_status = (Search._pulse_status + 1) % 4;

var dotString = '';

for (i = 0; i < Search._pulse_status; i++)

dotString += '.';

Search.dots.text(dotString);

if (Search._pulse_status > -1)

window.setTimeout(pulse, 500);

}

pulse();

/**

* perform a search for something (or wait until index is loaded)

performSearch : function(query) {

// create the required interface elements

this.out = $('#search-results');

this.title = $('<h2>' + _('Searching') + '</h2>').appendTo(this.out);

this.dots = $('<span></span>').appendTo(this.title);

this.status = $('<p style="display: none"></p>').appendTo(this.out);

this.output = $('<ul class="search"/>').appendTo(this.out);

$('#search-progress').text(_('Preparing search...'));

this.startPulse();

// index already loaded, the browser was quick!

if (this.hasIndex())

this.query(query);

else

this.deferQuery(query);

/**

* execute search (requires search index to be loaded)

query : function(query) {

var i;

var stopwords = ["a","and","are","as","at","be","but","by","for","if","in","into","is","it","near","no","not","of","on","or","such","that","the","their","then","there","these","they","this","to","was","will","with"];

// stem the searchterms and add them to the correct list

var stemmer = new Stemmer();

var searchterms = [];

var excluded = [];

var hlterms = [];

var tmp = query.split(/\s+/);

var objectterms = [];

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

if (tmp[i] !== "") {

objectterms.push(tmp[i].toLowerCase());

}

if ($u.indexOf(stopwords, tmp[i].toLowerCase()) != -1 || tmp[i].match(/^\d+$/) ||

tmp[i] === "") {

// skip this "word"

continue;

}

// stem the word

var word = stemmer.stemWord(tmp[i].toLowerCase());

var toAppend;

// select the correct list

if (word[0] == '-') {

toAppend = excluded;

word = word.substr(1);

}

else {

toAppend = searchterms;

hlterms.push(tmp[i].toLowerCase());

}

// only add if not already in the list

if (!$u.contains(toAppend, word))

toAppend.push(word);

}

var highlightstring = '?highlight=' + $.urlencode(hlterms.join(" "));

// console.debug('SEARCH: searching for:');

// console.info('required: ', searchterms);

// console.info('excluded: ', excluded);

// prepare search

var terms = this._index.terms;

var titleterms = this._index.titleterms;

// array of [filename, title, anchor, descr, score]

var results = [];

$('#search-progress').empty();

// lookup as object

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

var others = [].concat(objectterms.slice(0, i),

objectterms.slice(i+1, objectterms.length));

results = results.concat(this.performObjectSearch(objectterms[i], others));

}

// lookup as search terms in fulltext

results = results.concat(this.performTermsSearch(searchterms, excluded, terms, Scorer.term))

.concat(this.performTermsSearch(searchterms, excluded, titleterms, Scorer.title));

// let the scorer override scores with a custom scoring function

if (Scorer.score) {

for (i = 0; i < results.length; i++)

results[i][4] = Scorer.score(results[i]);

}

// now sort the results by score (in opposite order of appearance, since the

// display function below uses pop() to retrieve items) and then

// alphabetically

results.sort(function(a, b) {

var left = a[4];

var right = b[4];

if (left > right) {

return 1;

} else if (left < right) {

return -1;

} else {

// same score: sort alphabetically

left = a[1].toLowerCase();

right = b[1].toLowerCase();

return (left > right) ? -1 : ((left < right) ? 1 : 0);

}

});

// for debugging

//Search.lastresults = results.slice(); // a copy

//console.info('search results:', Search.lastresults);

// print the results

var resultCount = results.length;

function displayNextItem() {

// results left, load the summary and display it

if (results.length) {

var item = results.pop();

var listItem = $('<li style="display:none"></li>');

if (DOCUMENTATION_OPTIONS.FILE_SUFFIX === '') {

// dirhtml builder

var dirname = item[0] + '/';

if (dirname.match(/\/index\/$/)) {

dirname = dirname.substring(0, dirname.length-6);

} else if (dirname == 'index/') {

dirname = '';

}

listItem.append($('<a/>').attr('href',

DOCUMENTATION_OPTIONS.URL_ROOT + dirname +

highlightstring + item[2]).html(item[1]));

} else {

// normal html builders

listItem.append($('<a/>').attr('href',

item[0] + DOCUMENTATION_OPTIONS.FILE_SUFFIX +

highlightstring + item[2]).html(item[1]));

}

if (item[3]) {

listItem.append($('<span> (' + item[3] + ')</span>'));

Search.output.append(listItem);

listItem.slideDown(5, function() {

displayNextItem();

});

} else if (DOCUMENTATION_OPTIONS.HAS_SOURCE) {

$.ajax({url: DOCUMENTATION_OPTIONS.URL_ROOT + '_sources/' + item[0] + '.txt',

dataType: "text",

complete: function(jqxhr, textstatus) {

var data = jqxhr.responseText;

if (data !== '') {

listItem.append(Search.makeSearchSummary(data, searchterms, hlterms));

}

Search.output.append(listItem);

listItem.slideDown(5, function() {

displayNextItem();

});

}});

} else {

// no source available, just display title

Search.output.append(listItem);

listItem.slideDown(5, function() {

displayNextItem();

});

}

// search finished, update title and status message

else {

Search.stopPulse();

Search.title.text(_('Search Results'));

if (!resultCount)

Search.status.text(_('Your search did not match any documents. Please make sure that all words are spelled correctly and that you\'ve selected enough categories.'));

else

Search.status.text(_('Search finished, found %s page(s) matching the search query.').replace('%s', resultCount));

Search.status.fadeIn(500);

}

displayNextItem();

/**

* search for object names

performObjectSearch : function(object, otherterms) {

var filenames = this._index.filenames;

var objects = this._index.objects;

var objnames = this._index.objnames;

var titles = this._index.titles;

var i;

var results = [];

for (var prefix in objects) {

for (var name in objects[prefix]) {

var fullname = (prefix ? prefix + '.' : '') + name;

if (fullname.toLowerCase().indexOf(object) > -1) {

var score = 0;

var parts = fullname.split('.');

// check for different match types: exact matches of full name or

// "last name" (i.e. last dotted part)

if (fullname == object || parts[parts.length - 1] == object) {

score += Scorer.objNameMatch;

// matches in last name

} else if (parts[parts.length - 1].indexOf(object) > -1) {

score += Scorer.objPartialMatch;

}

var match = objects[prefix][name];

var objname = objnames[match[1]][2];

var title = titles[match[0]];

// If more than one term searched for, we require other words to be

// found in the name/title/description

if (otherterms.length > 0) {

var haystack = (prefix + ' ' + name + ' ' +

objname + ' ' + title).toLowerCase();

var allfound = true;

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

if (haystack.indexOf(otherterms[i]) == -1) {

allfound = false;

break;

}

if (!allfound) {

continue;

}

var descr = objname + _(', in ') + title;

var anchor = match[3];

if (anchor === '')

anchor = fullname;

else if (anchor == '-')

anchor = objnames[match[1]][1] + '-' + fullname;

// add custom score for some objects according to scorer

if (Scorer.objPrio.hasOwnProperty(match[2])) {

score += Scorer.objPrio[match[2]];

} else {

score += Scorer.objPrioDefault;

}

results.push([filenames[match[0]], fullname, '#'+anchor, descr, score]);

}

return results;

/**

* search for full-text terms in the index

performTermsSearch : function(searchterms, excluded, terms, score) {

var filenames = this._index.filenames;

var titles = this._index.titles;

var i, j, file, files;

var fileMap = {};

var results = [];

// perform the search on the required terms

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

var word = searchterms[i];

// no match but word was a required one

if ((files = terms[word]) === undefined)

break;

if (files.length === undefined) {

files = [files];

}

// create the mapping

for (j = 0; j < files.length; j++) {

file = files[j];

if (file in fileMap)

fileMap[file].push(word);

else

fileMap[file] = [word];

}

// now check if the files don't contain excluded terms

for (file in fileMap) {

var valid = true;

// check if all requirements are matched

if (fileMap[file].length != searchterms.length)

continue;

// ensure that none of the excluded terms is in the search result

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

if (terms[excluded[i]] == file ||

$u.contains(terms[excluded[i]] || [], file)) {

valid = false;

break;

}

// if we have still a valid result we can add it to the result list

if (valid) {

results.push([filenames[file], titles[file], '', null, score]);

}

return results;

/**

* helper function to return a node containing the

* search summary for a given text. keywords is a list

* of stemmed words, hlwords is the list of normal, unstemmed

* words. the first one is used to find the occurance, the

* latter for highlighting it.

makeSearchSummary : function(text, keywords, hlwords) {

var textLower = text.toLowerCase();

var start = 0;

$.each(keywords, function() {

var i = textLower.indexOf(this.toLowerCase());

if (i > -1)

start = i;

});

start = Math.max(start - 120, 0);

var excerpt = ((start > 0) ? '...' : '') +

$.trim(text.substr(start, 240)) +

((start + 240 - text.length) ? '...' : '');

var rv = $('<div class="context"></div>').text(excerpt);

$.each(hlwords, function() {

rv = rv.highlightText(this, 'highlighted');

});

return rv;

}

};

$(document).ready(function() {

Search.init();

});

matplotlib.github.com/1.4.0/_static/searchtools.js at main · matplotlib/matplotlib.github.com · GitHub

Expand file tree

Breadcrumbs

searchtools.js

Latest commit

History

Breadcrumbs

searchtools.js

File metadata and controls