nextcloud / fulltextsearch

 * FullTextSearch - Full text search framework for Nextcloud

 *

 * This file is licensed under the Affero General Public License version 3 or

 * later. See the COPYING file.

 *

 * @author Maxence Lange <[email protected]>

 * @copyright 2018

 * @license GNU AGPL version 3 or any later version

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Affero General Public License as

 * published by the Free Software Foundation, either version 3 of the

 * License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Affero General Public License for more details.

 *

 * You should have received a copy of the GNU Affero General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 */

/** global: OCA */

/** global: nav */

/** global: _ */

/** global: api */

/** global: search */

/** global: result */

/** global: fullTextSearch */

/** global: settings */

var box_elements = {

	searchInput: null,

	searchMore: null,

	searchError: null,

	divFullTextSearchIcon: null,

	divFullTextSearchPopup: null

};

var searchbox = {

	init: function () {

		// we remove old search

		var search_form = $('FORM.searchbox');

		if (search_form.length > 0) {

			search_form.remove();

		}

		var divHeaderRight = $('DIV.header-right');

		var divFullTextSearch = $('<div>', {id: 'fulltextsearch'});

		divHeaderRight.prepend(divFullTextSearch);

		box_elements.divFullTextSearchIcon = searchbox.generateFullTextSearchIcon();

		box_elements.divFullTextSearchPopup = searchbox.generateFullTextSearchPopup();

		divFullTextSearch.append(box_elements.divFullTextSearchIcon);

		divFullTextSearch.append(box_elements.divFullTextSearchPopup);

			searchbox.displayedSearchPopup);

		api.retrieveOptions(settings.searchProviderId);

		$(window).bind('keydown', function (event) {

			if (event.ctrlKey || event.metaKey) {

				if (String.fromCharCode(event.which).toLowerCase() === 'f') {

					event.preventDefault();

					searchbox.displaySearchPopup(true);

				}

				return;

			}

			if (event.which === 27) {

				searchbox.displaySearchPopup(false);

			}

		});

	},

	generateFullTextSearchIcon: function () {

		var className = 'icon-fulltextsearch';

		if (OCA.Theming === undefined || !OCA.Theming.inverted) {

			className = 'icon-fulltextsearch-white';

		}

		var icon = $('<div>', {

			id: 'fts-icon',

			tabindex: 0,

			role: 'link',

			class: className + ' menutoggle'

		});

		icon.fadeTo(0, 0.6);

		return icon;

	},

	generateFullTextSearchPopup: function () {

		var popup = $('<div>', {

			id: 'fts-popup'

		});

		var self = this;

		box_elements.searchInput = $('<input>', {

			id: 'fts-input',

			placeholder: 'Search ' + settings.searchProviderName

		}).on('keyup', self.searching);

		box_elements.searchMore = $('<div>', {id: 'fts-more'});

		box_elements.searchError = $('<div>', {id: 'fts-error'});

		var divHeader = $('<div>', {id: 'fts-header'});

		divHeader.append($('<div>').append(box_elements.searchInput));

		popup.append(divHeader);

		popup.append(box_elements.searchMore);

		popup.append(box_elements.searchError.hide());

		return popup;

	},

	displaySearchPopup: function (display) {

		if (display) {

				searchbox.displayedSearchPopup);

		} else {

			OC.hideMenus(null);

		}

	},

	displayedSearchPopup: function () {

		box_elements.searchError.hide();

		box_elements.searchInput.focus();

	},

	searching: function (force) {

		var search = box_elements.searchInput.val();

		if (force === undefined) {

			force = false;

		}

		if (search.length < 1) {

			return;

		}

			return;

		}

		curr.lastRequest = search;

		if (!searchbox.timingRequest(force)) {

			return;

		}

		api.search({

			providers: settings.searchProviderId,

			search: search,

			page: curr.page,

			options: searchbox.getSearchOptions(),

			size: 20

		});

	},

	timingRequest: function (force) {

			curr.lastRequestTimer = window.setTimeout(function () {

				if (curr.lastRequestTimerQueued) {

					curr.lastRequestTimerQueued = false;

					searchbox.searching(curr.lastRequestTimerForcing);

				}

			}, settings.searchTimer);

		} else {

			curr.lastRequestTimerQueued = true;

			curr.lastRequestTimerForcing = force;

			return false;

		}

		return true;

	},

	onOptionsLoaded: function (result) {

		if (!result[settings.searchProviderId]) {

			return;

		}

		box_elements.searchMore.html(result[settings.searchProviderId]);

		box_elements.searchMore.find('INPUT').each(function () {

			$(this).on('change keyup', function () {

				searchbox.searching(true);

			});

	},

	/**

	 *

	 * 0.6.0

	 *

	 *

	 */

	getSearchOptions: function () {

		var options = {};

		if (box_elements.searchMore === null) {

			return options;

		}

		box_elements.searchMore.find('INPUT').each(function () {

			var value = $(this).val();

			if ($(this).attr('type') === 'checkbox' && !$(this).is(':checked')) {

				value = '';

			}

			options[$(this).attr('id')] = value;

		});

		return options;

	}

};