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158 lines
6.2 KiB
158 lines
6.2 KiB
// Project: Web Reference Database (refbase) <http://www.refbase.net>
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// Copyright: Matthias Steffens <mailto:refbase@extracts.de> and the file's
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// original author(s).
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//
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// This code is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY. Please see the GNU General Public
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// License for more details.
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//
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// File: ./javascript/common.js
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// Repository: $HeadURL$
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// Author(s): Matthias Steffens <mailto:refbase@extracts.de> and
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// Richard Karnesky <mailto:karnesky@gmail.com>
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//
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// Created: 26-Aug-08, 21:10
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// Modified: $Date: 2008-10-27 23:58:27 +0000 (Mon, 27 Oct 2008) $
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// $Author$
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// $Revision: 1277 $
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// This file contains common JavaScript functions that are used
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// within the refbase interface.
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// ------------------------------------------------------------------
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// Select (or deselect) all checkboxes (of 'name=formpart') on a page:
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function checkall(val, formpart) {
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var x = 0;
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while(document.queryResults.elements[x]) {
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if(document.queryResults.elements[x].name == formpart) {
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document.queryResults.elements[x].checked = val;
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}
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x++;
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}
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toggleRadio('allRecs', 'selRecs', val);
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}
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// ------------------------------------------------------------------
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// Show or hide the element with the given 'id':
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function toggleVisibility(id, imgid, txtid, txt, upd) {
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var e = document.getElementById(id);
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var i = document.getElementById(imgid);
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var t = document.getElementById(txtid);
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var upd;
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if (upd === undefined) upd = true;
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if (e.style.display == 'block' || e.style.display == '') {
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if (upd) e.style.display = 'none';
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i.src = 'img/closed.gif';
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t.innerHTML = txt;
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}
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else {
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if (upd) e.style.display = 'block';
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i.src = 'img/open.gif';
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t.innerHTML = '';
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}
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}
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// ------------------------------------------------------------------
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// Show or hide the element with the given 'id' using a slide effect:
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// TODO: figure out how to invoke the changes to the toggle image & text
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// (done via function 'toggleVisibility()') only *after* the slide
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// effect has been finished
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//
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// Requires the Prototype & script.aculo.us JavaScript frameworks:
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// <http://www.prototypejs.org/> and <http://script.aculo.us/>
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//
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// More info about 'Effect.toggle':
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// <http://github.com/madrobby/scriptaculous/wikis/effect-toggle>
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function toggleVisibilitySlide(id, imgid, txtid, txt) {
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Effect.toggle(id, 'blind', {duration:0.4});
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toggleVisibility(id, imgid, txtid, txt, false);
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}
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// ------------------------------------------------------------------
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// Select one of two radio buttons (and deselect the other):
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// ('val=true' selects radio button 'id2' and deselects 'id1')
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function toggleRadio(id1, id2, val) {
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document.getElementById(id1).checked = !(val);
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document.getElementById(id2).checked = val;
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}
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// ------------------------------------------------------------------
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// Update the state of the "All Found Records" & "Selected Records"
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// radio buttons based on whether any records where marked on a page:
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function updateAllRecs() {
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var val=!eval("document.getElementById('allRecs').checked");
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var x=0;
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var checked=0;
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while(document.queryResults.elements[x]) {
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if(document.queryResults.elements[x].name == "marked[]") {
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if (eval("document.queryResults.elements[x].checked")) {
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checked++;
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}
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}
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x++;
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}
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if (checked>0) {
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val=true;
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} else {
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val=false;
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}
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toggleRadio('allRecs', 'selRecs', val);
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}
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// ------------------------------------------------------------------
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// This is the callback function that gets called by the script.aculo.us
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// 'Ajax.Autocompleter'. If it makes sense, this function modifies the suggest
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// query such that the given search term ('entry') is prefixed with a CQL index
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// ('selectedField') and a default relation ('all').
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//
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// Requires the Prototype & script.aculo.us JavaScript frameworks:
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// <http://www.prototypejs.org/> and <http://script.aculo.us/>
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//
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// More info about 'Ajax.Autocompleter':
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// <http://github.com/madrobby/scriptaculous/wikis/ajax-autocompleter>
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function addCQLIndex(element, entry) {
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// NOTE: this 'if' block is a hack, see note above function 'buildSuggestElements()'
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// in 'include.inc.php'
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if (entry.match(/^(id|col)-\w+-\w+=/) != null) {
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if (entry.match(/^id-\w+-\w+=/) != null) {
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// extract the ID of the HTML form element that contains the selected field:
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var selectedFieldID = entry.replace(/^id-(\w+)-\w+=.*/, "$1");
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// get the the name of the field that's currently selected in the
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// specified HTML form element:
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var selectedField = document.getElementById(selectedFieldID).value;
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}
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else if (entry.match(/^col-\w+-\w+=/) != null) {
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// extract the column/field name (that was passed literally):
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var selectedField = entry.replace(/^col-(\w+)-\w+=.*/, "$1");
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}
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// re-establish the correct query parameter name & value:
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entry = entry.replace(/^(id|col)-\w+-/, "");
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}
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else
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var selectedField = "keywords"; // fallback
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// NOTES: - we may need to exclude the 'abstract' index here until there's a smarter
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// solution to present search suggestions from the abstract (currently, for
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// each match, full or partial sentences from the abstract will be returned)
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// - ATM, the special index 'main_fields' only works for search suggestions
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var CQLIndexes = " author title type year publication abbrev_journal volume issue"
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+ " pages keywords abstract address corporate_author thesis publisher"
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+ " place editor language summary_language orig_title series_editor"
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+ " series_title abbrev_series_title series_volume series_issue"
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+ " edition issn isbn medium area expedition conference notes"
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+ " approved location call_number serial marked copy selected"
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+ " user_keys user_notes user_file user_groups cite_key related"
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+ " file url doi contribution_id online_publication online_citation"
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+ " orig_record created_by modified_by main_fields ";
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if (CQLIndexes.search("\\b" + selectedField + "\\b") > 0)
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entry = entry.replace("=", "=" + selectedField + "%20all%20");
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return entry;
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}
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// ------------------------------------------------------------------
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