simple quick search
目前為
此腳本不應該直接安裝，它是一個供其他腳本使用的函式庫。欲使用本函式庫，請在腳本 metadata 寫上： // @require https://update.cn-greasyfork.org/scripts/6882/27465/riklomasjqueryquicksearch.js
(function($, window, document, undefined) {
$.fn.quicksearch = function (target, opt) {
var timeout, cache, rowcache, jq_results, val = '', e = this, options = $.extend({
delay: 100,
selector: null,
stripeRows: null,
loader: null,
noResults: '',
matchedResultsCount: 0,
bind: 'keyup',
onBefore: function () {
return;
},
onAfter: function () {
return;
},
show: function () {
this.style.display = "";
},
hide: function () {
this.style.display = "none";
},
prepareQuery: function (val) {
return val.toLowerCase().split(' ');
},
testQuery: function (query, txt, _row) {
for (var i = 0; i < query.length; i += 1) {
if (txt.indexOf(query[i]) === -1) {
return false;
}
}
return true;
}
}, opt);
this.go = function () {
var i = 0,
numMatchedRows = 0,
noresults = true,
query = options.prepareQuery(val),
val_empty = (val.replace(' ', '').length === 0);
for (var i = 0, len = rowcache.length; i < len; i++) {
if (val_empty || options.testQuery(query, cache[i], rowcache[i])) {
options.show.apply(rowcache[i]);
noresults = false;
numMatchedRows++;
} else {
options.hide.apply(rowcache[i]);
}
}
if (noresults) {
this.results(false);
} else {
this.results(true);
this.stripe();
}
this.matchedResultsCount = numMatchedRows;
this.loader(false);
options.onAfter();
return this;
};
/*
* External API so that users can perform search programatically.
* */
this.search = function (submittedVal) {
val = submittedVal;
e.trigger();
};
/*
* External API to get the number of matched results as seen in
* https://github.com/ruiz107/quicksearch/commit/f78dc440b42d95ce9caed1d087174dd4359982d6
* */
this.currentMatchedResults = function() {
return this.matchedResultsCount;
};
this.stripe = function () {
if (typeof options.stripeRows === "object" && options.stripeRows !== null)
{
var joined = options.stripeRows.join(' ');
var stripeRows_length = options.stripeRows.length;
jq_results.not(':hidden').each(function (i) {
$(this).removeClass(joined).addClass(options.stripeRows[i % stripeRows_length]);
});
}
return this;
};
this.strip_html = function (input) {
var output = input.replace(new RegExp('<[^<]+\>', 'g'), "");
output = $.trim(output.toLowerCase());
return output;
};
this.results = function (bool) {
if (typeof options.noResults === "string" && options.noResults !== "") {
if (bool) {
$(options.noResults).hide();
} else {
$(options.noResults).show();
}
}
return this;
};
this.loader = function (bool) {
if (typeof options.loader === "string" && options.loader !== "") {
(bool) ? $(options.loader).show() : $(options.loader).hide();
}
return this;
};
this.cache = function () {
jq_results = $(target);
if (typeof options.noResults === "string" && options.noResults !== "") {
jq_results = jq_results.not(options.noResults);
}
var t = (typeof options.selector === "string") ? jq_results.find(options.selector) : $(target).not(options.noResults);
cache = t.map(function () {
return e.strip_html(this.innerHTML);
});
rowcache = jq_results.map(function () {
return this;
});
/*
* Modified fix for sync-ing "val".
* Original fix https://github.com/michaellwest/quicksearch/commit/4ace4008d079298a01f97f885ba8fa956a9703d1
* */
val = val || this.val() || "";
return this.go();
};
this.trigger = function () {
this.loader(true);
options.onBefore();
window.clearTimeout(timeout);
timeout = window.setTimeout(function () {
e.go();
}, options.delay);
return this;
};
this.cache();
this.results(true);
this.stripe();
this.loader(false);
return this.each(function () {
/*
* Changed from .bind to .on.
* */
$(this).on(options.bind, function () {
val = $(this).val();
e.trigger();
});
});
};
}(jQuery, this, document));