Add Sami API
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Romain Neutron
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651
docs/build/API/js/searchdoc.js
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651
docs/build/API/js/searchdoc.js
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/*
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Copyright (c) 2009 Vladimir Kolesnikov
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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Searchdoc = {};
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// navigation.js ------------------------------------------
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Searchdoc.Navigation = new function() {
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this.initNavigation = function() {
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var _this = this;
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$(document).keydown(function(e) {
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_this.onkeydown(e);
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}).keyup(function(e) {
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_this.onkeyup(e);
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});
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this.navigationActive = true;
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}
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this.setNavigationActive = function(state) {
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this.navigationActive = state;
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this.clearMoveTimeout();
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}
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this.onkeyup = function(e) {
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if (!this.navigationActive) return;
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switch(e.keyCode) {
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case 37: //Event.KEY_LEFT:
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case 38: //Event.KEY_UP:
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case 39: //Event.KEY_RIGHT:
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case 40: //Event.KEY_DOWN:
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case 73: // i - qwerty
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case 74: // j
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case 75: // k
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case 76: // l
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case 67: // c - dvorak
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case 72: // h
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case 84: // t
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case 78: // n
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this.clearMoveTimeout();
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break;
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}
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}
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this.onkeydown = function(e) {
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if (!this.navigationActive) return;
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switch(e.keyCode) {
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case 37: //Event.KEY_LEFT:
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case 74: // j (qwerty)
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case 72: // h (dvorak)
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if (this.moveLeft()) e.preventDefault();
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break;
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case 38: //Event.KEY_UP:
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case 73: // i (qwerty)
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case 67: // c (dvorak)
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if (e.keyCode == 38 || e.ctrlKey) {
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if (this.moveUp()) e.preventDefault();
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this.startMoveTimeout(false);
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}
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break;
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case 39: //Event.KEY_RIGHT:
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case 76: // l (qwerty)
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case 78: // n (dvorak)
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if (this.moveRight()) e.preventDefault();
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break;
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case 40: //Event.KEY_DOWN:
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case 75: // k (qwerty)
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case 84: // t (dvorak)
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if (e.keyCode == 40 || e.ctrlKey) {
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if (this.moveDown()) e.preventDefault();
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this.startMoveTimeout(true);
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}
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break;
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case 9: //Event.KEY_TAB:
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case 13: //Event.KEY_RETURN:
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if (this.$current) this.select(this.$current);
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break;
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}
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if (e.ctrlKey && e.shiftKey) this.select(this.$current);
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}
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this.clearMoveTimeout = function() {
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clearTimeout(this.moveTimeout);
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this.moveTimeout = null;
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}
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this.startMoveTimeout = function(isDown) {
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if (!$.browser.mozilla && !$.browser.opera) return;
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if (this.moveTimeout) this.clearMoveTimeout();
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var _this = this;
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var go = function() {
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if (!_this.moveTimeout) return;
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_this[isDown ? 'moveDown' : 'moveUp']();
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_this.moveTimout = setTimeout(go, 100);
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}
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this.moveTimeout = setTimeout(go, 200);
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}
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this.moveRight = function() {
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}
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this.moveLeft = function() {
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}
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this.move = function(isDown) {
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}
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this.moveUp = function() {
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return this.move(false);
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}
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this.moveDown = function() {
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return this.move(true);
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}
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}
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// scrollIntoView.js --------------------------------------
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function scrollIntoView(element, view) {
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var offset, viewHeight, viewScroll, height;
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offset = element.offsetTop;
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height = element.offsetHeight;
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viewHeight = view.offsetHeight;
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viewScroll = view.scrollTop;
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if (offset - viewScroll + height > viewHeight) {
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view.scrollTop = offset - viewHeight + height;
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}
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if (offset < viewScroll) {
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view.scrollTop = offset;
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}
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}
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// searcher.js --------------------------------------------
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Searchdoc.Searcher = function(data) {
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this.data = data;
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this.handlers = [];
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}
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Searchdoc.Searcher.prototype = new function() {
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var CHUNK_SIZE = 1000, // search is performed in chunks of 1000 for non-bloking user input
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MAX_RESULTS = 100, // do not try to find more than 100 results
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huid = 1, suid = 1,
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runs = 0;
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this.find = function(query) {
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var queries = splitQuery(query),
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regexps = buildRegexps(queries),
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highlighters = buildHilighters(queries),
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state = { from: 0, pass: 0, limit: MAX_RESULTS, n: suid++},
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_this = this;
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this.currentSuid = state.n;
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if (!query) return;
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var run = function() {
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// stop current search thread if new search started
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if (state.n != _this.currentSuid) return;
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var results = performSearch(_this.data, regexps, queries, highlighters, state),
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hasMore = (state.limit > 0 && state.pass < 3);
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triggerResults.call(_this, results, !hasMore);
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if (hasMore) {
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setTimeout(run, 2);
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}
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runs++;
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};
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runs = 0;
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// start search thread
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run();
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}
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/* ----- Events ------ */
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this.ready = function(fn) {
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fn.huid = huid;
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this.handlers.push(fn);
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}
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/* ----- Utilities ------ */
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function splitQuery(query) {
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return jQuery.grep(query.split(/(\s+|\(\)?)/), function(string) { return string.match(/\S/) });
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}
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function buildRegexps(queries) {
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return jQuery.map(queries, function(query) { return new RegExp(query.replace(/(.)/g, '([$1])([^$1]*?)'), 'i') });
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}
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function buildHilighters(queries) {
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return jQuery.map(queries, function(query) {
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return jQuery.map( query.split(''), function(l, i){ return '\u0001$' + (i*2+1) + '\u0002$' + (i*2+2) } ).join('')
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});
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}
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// function longMatchRegexp(index, longIndex, regexps) {
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// for (var i = regexps.length - 1; i >= 0; i--){
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// if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) return false;
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// };
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// return true;
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// }
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/* ----- Mathchers ------ */
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function matchPass1(index, longIndex, queries, regexps) {
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if (index.indexOf(queries[0]) != 0) return false;
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for (var i=1, l = regexps.length; i < l; i++) {
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if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) return false;
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};
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return true;
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}
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function matchPass2(index, longIndex, queries, regexps) {
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if (index.indexOf(queries[0]) == -1) return false;
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for (var i=1, l = regexps.length; i < l; i++) {
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if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) return false;
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};
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return true;
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}
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function matchPassRegexp(index, longIndex, queries, regexps) {
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if (!index.match(regexps[0])) return false;
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for (var i=1, l = regexps.length; i < l; i++) {
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if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) return false;
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};
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return true;
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}
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/* ----- Highlighters ------ */
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function highlightRegexp(info, queries, regexps, highlighters) {
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var result = createResult(info);
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for (var i=0, l = regexps.length; i < l; i++) {
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result.title = result.title.replace(regexps[i], highlighters[i]);
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if (i > 0)
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result.namespace = result.namespace.replace(regexps[i], highlighters[i]);
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};
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return result;
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}
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function hltSubstring(string, pos, length) {
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return string.substring(0, pos) + '\u0001' + string.substring(pos, pos + length) + '\u0002' + string.substring(pos + length);
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}
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function highlightQuery(info, queries, regexps, highlighters) {
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var result = createResult(info), pos = 0, lcTitle = result.title.toLowerCase();
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pos = lcTitle.indexOf(queries[0]);
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if (pos != -1) {
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result.title = hltSubstring(result.title, pos, queries[0].length);
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}
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for (var i=1, l = regexps.length; i < l; i++) {
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result.title = result.title.replace(regexps[i], highlighters[i]);
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result.namespace = result.namespace.replace(regexps[i], highlighters[i]);
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};
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return result;
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}
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function createResult(info) {
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var result = {};
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result.title = info[0];
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result.namespace = info[1];
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result.path = info[2];
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result.params = info[3];
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result.snippet = info[4];
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result.badge = info[6];
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return result;
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}
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/* ----- Searching ------ */
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function performSearch(data, regexps, queries, highlighters, state) {
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var searchIndex = data.searchIndex, // search by title first and then by source
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longSearchIndex = data.longSearchIndex,
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info = data.info,
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result = [],
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i = state.from,
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l = searchIndex.length,
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togo = CHUNK_SIZE,
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matchFunc, hltFunc;
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while (state.pass < 3 && state.limit > 0 && togo > 0) {
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if (state.pass == 0) {
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matchFunc = matchPass1;
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hltFunc = highlightQuery;
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} else if (state.pass == 1) {
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matchFunc = matchPass2;
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hltFunc = highlightQuery;
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} else if (state.pass == 2) {
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matchFunc = matchPassRegexp;
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hltFunc = highlightRegexp;
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}
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for (; togo > 0 && i < l && state.limit > 0; i++, togo--) {
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if (info[i].n == state.n) continue;
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if (matchFunc(searchIndex[i], longSearchIndex[i], queries, regexps)) {
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info[i].n = state.n;
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result.push(hltFunc(info[i], queries, regexps, highlighters));
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state.limit--;
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}
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};
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if (searchIndex.length <= i) {
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state.pass++;
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i = state.from = 0;
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} else {
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state.from = i;
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}
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}
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return result;
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}
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function triggerResults(results, isLast) {
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jQuery.each(this.handlers, function(i, fn) { fn.call(this, results, isLast) })
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}
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}
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// panel.js -----------------------------------------------
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Searchdoc.Panel = function(element, data, tree, frame) {
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this.$element = $(element);
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this.$input = $('input', element).eq(0);
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this.$result = $('.result ul', element).eq(0);
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this.frame = frame;
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this.$current = null;
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this.$view = this.$result.parent();
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this.data = data;
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this.searcher = new Searchdoc.Searcher(data.index);
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this.tree = new Searchdoc.Tree($('.tree', element), tree, this);
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this.init();
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}
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Searchdoc.Panel.prototype = $.extend({}, Searchdoc.Navigation, new function() {
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var suid = 1;
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this.init = function() {
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var _this = this;
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var observer = function() {
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_this.search(_this.$input[0].value);
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};
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this.$input.keyup(observer);
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this.$input.click(observer); // mac's clear field
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this.searcher.ready(function(results, isLast) {
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_this.addResults(results, isLast);
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})
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this.$result.click(function(e) {
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_this.$current.removeClass('current');
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_this.$current = $(e.target).closest('li').addClass('current');
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_this.select();
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_this.$input.focus();
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});
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this.initNavigation();
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this.setNavigationActive(false);
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}
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this.search = function(value, selectFirstMatch) {
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value = jQuery.trim(value).toLowerCase();
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this.selectFirstMatch = selectFirstMatch;
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if (value) {
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this.$element.removeClass('panel_tree').addClass('panel_results');
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this.tree.setNavigationActive(false);
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this.setNavigationActive(true);
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} else {
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this.$element.addClass('panel_tree').removeClass('panel_results');
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this.tree.setNavigationActive(true);
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this.setNavigationActive(false);
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}
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if (value != this.lastQuery) {
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this.lastQuery = value;
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this.firstRun = true;
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this.searcher.find(value);
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}
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}
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this.addResults = function(results, isLast) {
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var target = this.$result.get(0);
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if (this.firstRun && (results.length > 0 || isLast)) {
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this.$current = null;
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this.$result.empty();
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}
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for (var i=0, l = results.length; i < l; i++) {
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target.appendChild(renderItem.call(this, results[i]));
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};
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if (this.firstRun && results.length > 0) {
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this.firstRun = false;
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this.$current = $(target.firstChild);
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this.$current.addClass('current');
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if (this.selectFirstMatch) this.select();
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scrollIntoView(this.$current[0], this.$view[0])
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}
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if (jQuery.browser.msie) this.$element[0].className += '';
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}
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this.open = function(src) {
|
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this.frame.location.href = src;
|
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if (this.frame.highlight) this.frame.highlight(src);
|
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}
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this.select = function() {
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this.open(this.$current.data('path'));
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}
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this.move = function(isDown) {
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if (!this.$current) return;
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var $next = this.$current[isDown ? 'next' : 'prev']();
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if ($next.length) {
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this.$current.removeClass('current');
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$next.addClass('current');
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scrollIntoView($next[0], this.$view[0]);
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this.$current = $next;
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}
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return true;
|
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}
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function renderItem(result) {
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var li = document.createElement('li'),
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html = '', badge = result.badge;
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html += '<h1>' + hlt(result.title);
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if (result.params) html += '<i>' + result.params + '</i>';
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html += '</h1>';
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html += '<p>';
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if (typeof badge != 'undefined') {
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html += '<span class="badge badge_' + (badge % 6 + 1) + '">' + escapeHTML(this.data.badges[badge] || 'unknown') + '</span>';
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}
|
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html += hlt(result.namespace) + '</p>';
|
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if (result.snippet) html += '<p class="snippet">' + escapeHTML(result.snippet) + '</p>';
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li.innerHTML = html;
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jQuery.data(li, 'path', result.path);
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return li;
|
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}
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||||
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function hlt(html) {
|
||||
return escapeHTML(html).replace(/\u0001/g, '<b>').replace(/\u0002/g, '</b>')
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||||
}
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||||
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||||
function escapeHTML(html) {
|
||||
return html.replace(/[&<>]/g, function(c) {
|
||||
return '&#' + c.charCodeAt(0) + ';';
|
||||
});
|
||||
}
|
||||
|
||||
});
|
||||
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||||
// tree.js ------------------------------------------------
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Searchdoc.Tree = function(element, tree, panel) {
|
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this.$element = $(element);
|
||||
this.$list = $('ul', element);
|
||||
this.tree = tree;
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||||
this.panel = panel;
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||||
this.init();
|
||||
}
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||||
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||||
Searchdoc.Tree.prototype = $.extend({}, Searchdoc.Navigation, new function() {
|
||||
this.init = function() {
|
||||
var stopper = document.createElement('li');
|
||||
stopper.className = 'stopper';
|
||||
this.$list[0].appendChild(stopper);
|
||||
for (var i=0, l = this.tree.length; i < l; i++) {
|
||||
buildAndAppendItem.call(this, this.tree[i], 0, stopper);
|
||||
};
|
||||
var _this = this;
|
||||
this.$list.click(function(e) {
|
||||
var $target = $(e.target),
|
||||
$li = $target.closest('li');
|
||||
if ($target.hasClass('icon')) {
|
||||
_this.toggle($li);
|
||||
} else {
|
||||
_this.select($li);
|
||||
}
|
||||
})
|
||||
|
||||
this.initNavigation();
|
||||
if (jQuery.browser.msie) document.body.className += '';
|
||||
}
|
||||
|
||||
this.select = function($li) {
|
||||
this.highlight($li);
|
||||
var path = $li[0].searchdoc_tree_data.path;
|
||||
if (path) this.panel.open(path);
|
||||
}
|
||||
|
||||
this.highlight = function($li) {
|
||||
if (this.$current) this.$current.removeClass('current');
|
||||
this.$current = $li.addClass('current');
|
||||
}
|
||||
|
||||
this.toggle = function($li) {
|
||||
var closed = !$li.hasClass('closed'),
|
||||
children = $li[0].searchdoc_tree_data.children;
|
||||
$li.toggleClass('closed');
|
||||
for (var i=0, l = children.length; i < l; i++) {
|
||||
toggleVis.call(this, $(children[i].li), !closed);
|
||||
};
|
||||
}
|
||||
|
||||
this.moveRight = function() {
|
||||
if (!this.$current) {
|
||||
this.highlight(this.$list.find('li:first'));
|
||||
return;
|
||||
}
|
||||
if (this.$current.hasClass('closed')) {
|
||||
this.toggle(this.$current);
|
||||
}
|
||||
}
|
||||
|
||||
this.moveLeft = function() {
|
||||
if (!this.$current) {
|
||||
this.highlight(this.$list.find('li:first'));
|
||||
return;
|
||||
}
|
||||
if (!this.$current.hasClass('closed')) {
|
||||
this.toggle(this.$current);
|
||||
} else {
|
||||
var level = this.$current[0].searchdoc_tree_data.level;
|
||||
if (level == 0) return;
|
||||
var $next = this.$current.prevAll('li.level_' + (level - 1) + ':visible:first');
|
||||
this.$current.removeClass('current');
|
||||
$next.addClass('current');
|
||||
scrollIntoView($next[0], this.$element[0]);
|
||||
this.$current = $next;
|
||||
}
|
||||
}
|
||||
|
||||
this.move = function(isDown) {
|
||||
if (!this.$current) {
|
||||
this.highlight(this.$list.find('li:first'));
|
||||
return true;
|
||||
}
|
||||
var next = this.$current[0];
|
||||
if (isDown) {
|
||||
do {
|
||||
next = next.nextSibling;
|
||||
if (next && next.style && next.style.display != 'none') break;
|
||||
} while(next);
|
||||
} else {
|
||||
do {
|
||||
next = next.previousSibling;
|
||||
if (next && next.style && next.style.display != 'none') break;
|
||||
} while(next);
|
||||
}
|
||||
if (next && next.className.indexOf('stopper') == -1) {
|
||||
this.$current.removeClass('current');
|
||||
$(next).addClass('current');
|
||||
scrollIntoView(next, this.$element[0]);
|
||||
this.$current = $(next);
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
function toggleVis($li, show) {
|
||||
var closed = $li.hasClass('closed'),
|
||||
children = $li[0].searchdoc_tree_data.children;
|
||||
$li.css('display', show ? '' : 'none')
|
||||
if (!show && this.$current && $li[0] == this.$current[0]) {
|
||||
this.$current.removeClass('current');
|
||||
this.$current = null;
|
||||
}
|
||||
for (var i=0, l = children.length; i < l; i++) {
|
||||
toggleVis.call(this, $(children[i].li), show && !closed);
|
||||
};
|
||||
}
|
||||
|
||||
function buildAndAppendItem(item, level, before) {
|
||||
var li = renderItem(item, level),
|
||||
list = this.$list[0];
|
||||
item.li = li;
|
||||
list.insertBefore(li, before);
|
||||
for (var i=0, l = item[3].length; i < l; i++) {
|
||||
buildAndAppendItem.call(this, item[3][i], level + 1, before);
|
||||
};
|
||||
return li;
|
||||
}
|
||||
|
||||
function renderItem(item, level) {
|
||||
var li = document.createElement('li'),
|
||||
cnt = document.createElement('div'),
|
||||
h1 = document.createElement('h1'),
|
||||
p = document.createElement('p'),
|
||||
icon, i;
|
||||
|
||||
li.appendChild(cnt);
|
||||
li.style.paddingLeft = getOffset(level);
|
||||
cnt.className = 'content';
|
||||
if (!item[1]) li.className = 'empty ';
|
||||
cnt.appendChild(h1);
|
||||
// cnt.appendChild(p);
|
||||
h1.appendChild(document.createTextNode(item[0]));
|
||||
// p.appendChild(document.createTextNode(item[4]));
|
||||
if (item[2]) {
|
||||
i = document.createElement('i');
|
||||
i.appendChild(document.createTextNode(item[2]));
|
||||
h1.appendChild(i);
|
||||
}
|
||||
if (item[3].length > 0) {
|
||||
icon = document.createElement('div');
|
||||
icon.className = 'icon';
|
||||
cnt.appendChild(icon);
|
||||
}
|
||||
|
||||
// user direct assignement instead of $()
|
||||
// it's 8x faster
|
||||
// $(li).data('path', item[1])
|
||||
// .data('children', item[3])
|
||||
// .data('level', level)
|
||||
// .css('display', level == 0 ? '' : 'none')
|
||||
// .addClass('level_' + level)
|
||||
// .addClass('closed');
|
||||
li.searchdoc_tree_data = {
|
||||
path: item[1],
|
||||
children: item[3],
|
||||
level: level
|
||||
}
|
||||
li.style.display = level == 0 ? '' : 'none';
|
||||
li.className += 'level_' + level + ' closed';
|
||||
return li;
|
||||
}
|
||||
|
||||
function getOffset(level) {
|
||||
return 5 + 18*level + 'px';
|
||||
}
|
||||
});
|
||||
Loading…
Add table
Add a link
Reference in a new issue