1 // Wikipedia JavaScript support functions
2 var noOverwrite=false; // if this is true, the toolbar will no longer overwrite the infobox when you move the mouse over individual items
6 // Un-trap us from framesets
7 if( window.top != window ) window.top.location = window.location;
9 // for enhanced RecentChanges
10 function toggleVisibility( _levelId, _otherId, _linkId) {
11 var thisLevel = document.getElementById( _levelId );
12 var otherLevel = document.getElementById( _otherId );
13 var linkLevel = document.getElementById( _linkId );
14 if ( thisLevel.style.display == 'none' ) {
15 thisLevel.style.display = 'block';
16 otherLevel.style.display = 'none';
17 linkLevel.style.display = 'inline';
19 thisLevel.style.display = 'none';
20 otherLevel.style.display = 'inline';
21 linkLevel.style.display = 'none';
26 // tz in format [+-]HHMM
27 function checkTimezone( tz, msg ) {
28 var localclock = new Date();
29 // returns negative offset from GMT in minutes
30 var tzRaw = localclock.getTimezoneOffset();
31 var tzHour = Math.floor( Math.abs(tzRaw) / 60);
32 var tzMin = Math.abs(tzRaw) % 60;
33 var tzString = ((tzRaw >= 0) ? "-" : "+") + ((tzHour < 10) ? "0" : "") + tzHour + ((tzMin < 10) ? "0" : "") + tzMin;
34 if( tz != tzString ) {
35 var junk = msg.split( '$1' );
36 document.write( junk[0] + "UTC" + tzString + junk[1] );
40 // in [-]HH:MM format...
41 // won't yet work with non-even tzs
42 function fetchTimezone() {
43 // FIXME: work around Safari bug
44 var localclock = new Date();
45 // returns negative offset from GMT in minutes
46 var tzRaw = localclock.getTimezoneOffset();
47 var tzHour = Math.floor( Math.abs(tzRaw) / 60);
48 var tzMin = Math.abs(tzRaw) % 60;
49 var tzString = ((tzRaw >= 0) ? "-" : "") + ((tzHour < 10) ? "0" : "") + tzHour +
50 ":" + ((tzMin < 10) ? "0" : "") + tzMin;
54 function guessTimezone(box) {
55 document.preferences.wpHourDiff.value = fetchTimezone();
58 function showTocToggle(show,hide) {
59 if(document.getElementById) {
60 document.writeln('<span class=\'toctoggle\'>[<a href="javascript:toggleToc()" class="internal">' +
61 '<span id="showlink" style="display:none;">' + show + '</span>' +
62 '<span id="hidelink">' + hide + '</span>'
67 function toggleToc() {
68 var toc = document.getElementById('tocinside');
69 var showlink=document.getElementById('showlink');
70 var hidelink=document.getElementById('hidelink');
71 if(toc.style.display == 'none') {
72 toc.style.display = tocWas;
73 hidelink.style.display='';
74 showlink.style.display='none';
77 tocWas = toc.style.display;
78 toc.style.display = 'none';
79 hidelink.style.display='none';
80 showlink.style.display='';
85 // this function generates the actual toolbar buttons with localized text
86 // we use it to avoid creating the toolbar where javascript is not enabled
87 function addButton(imageFile, speedTip, tagOpen, tagClose, sampleText) {
89 speedTip=escapeQuotes(speedTip);
90 tagOpen=escapeQuotes(tagOpen);
91 tagClose=escapeQuotes(tagClose);
92 sampleText=escapeQuotes(sampleText);
95 // we can't change the selection, so we show example texts
96 // when moving the mouse instead, until the first button is clicked
97 if(!document.selection) {
98 // filter backslashes so it can be shown in the infobox
99 var re=new RegExp("\\\\n","g");
100 tagOpen=tagOpen.replace(re,"");
101 tagClose=tagClose.replace(re,"");
102 mouseOver = "onMouseover=\"if(!noOverwrite){document.infoform.infobox.value='"+tagOpen+sampleText+tagClose+"'};\"";
105 document.write("<a href=\"#\" onclick=\"javascript:insertTags");
106 document.write("('"+tagOpen+"','"+tagClose+"','"+sampleText+"');\">");
108 document.write("<img width=\"23\" height=\"22\" src=\""+imageFile+"\" border=\"0\" ALT=\""+speedTip+"\" TITLE=\""+speedTip+"\""+mouseOver+">");
109 document.write("</a>");
113 function addInfobox(infoText,text_alert,text_moz) {
114 alertText=text_alert;
115 var clientPC = navigator.userAgent.toLowerCase(); // Get client info
116 if(clientPC.indexOf('gecko')!=-1) { mozVote=text_moz; }
118 var re=new RegExp("\\\\n","g");
119 alertText=alertText.replace(re,"\n");
120 mozVote=mozVote.replace(re,"\n");
122 // if no support for changing selection, add a small copy & paste field
123 var clientPC = navigator.userAgent.toLowerCase(); // Get client info
124 /*var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
125 && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
126 && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1)
127 && (clientPC.indexOf('khtml')==-1));*/
129 // document.selection is an IE property. If it is not available, we generates
130 // an infobox used by the toolbar in other browsers.
131 if(!document.selection) {
132 infoText=escapeQuotesHTML(infoText);
133 document.write("<form name='infoform' id='infoform'>"+
134 "<input size=80 id='infobox' name='infobox' value=\""+
135 infoText+"\" READONLY></form>");
140 function escapeQuotes(text) {
141 var re=new RegExp("'","g");
142 text=text.replace(re,"\\'");
143 re=new RegExp('"',"g");
144 text=text.replace(re,'"');
145 re=new RegExp("\\n","g");
146 text=text.replace(re,"\\n");
150 function escapeQuotesHTML(text) {
151 var re=new RegExp('"',"g");
152 text=text.replace(re,""");
156 // apply tagOpen/tagClose to selection in textarea,
157 // use sampleText instead of selection if there is none
158 // copied and adapted from phpBB
159 function insertTags(tagOpen, tagClose, sampleText) {
161 var txtarea = document.editform.wpTextbox1;
163 if(document.selection) {
164 var theSelection = document.selection.createRange().text;
165 if(!theSelection) { theSelection=sampleText;}
167 if(theSelection.charAt(theSelection.length - 1) == " "){// exclude ending space char, if any
168 theSelection = theSelection.substring(0, theSelection.length - 1);
169 document.selection.createRange().text = tagOpen + theSelection + tagClose + " ";
171 document.selection.createRange().text = tagOpen + theSelection + tagClose;
173 // Mozilla -- disabled because it induces a scrolling bug which makes it virtually unusable
176 } else if(txtarea.selectionStart || txtarea.selectionStart == '0') {
177 var startPos = txtarea.selectionStart;
178 var endPos = txtarea.selectionEnd;
179 var myText = (txtarea.value).substring(startPos, endPos);
180 if(!myText) { myText=sampleText;}
181 if(myText.charAt(myText.length - 1) == " "){ // exclude ending space char, if any
182 subst = tagOpen + myText.substring(0, (myText.length - 1)) + tagClose + " ";
184 subst = tagOpen + myText + tagClose;
186 txtarea.value = txtarea.value.substring(0, startPos) + subst + txtarea.value.substring(endPos, txtarea.value.length);
188 var cPos=startPos+(tagOpen.length+myText.length+tagClose.length);
189 txtarea.selectionStart=cPos;
190 txtarea.selectionEnd=cPos;
194 var copy_alertText=alertText;
195 var re1=new RegExp("\\$1","g");
196 var re2=new RegExp("\\$2","g");
197 copy_alertText=copy_alertText.replace(re1,sampleText);
198 copy_alertText=copy_alertText.replace(re2,tagOpen+sampleText+tagClose);
201 text=prompt(copy_alertText+mozVote);
205 if(!text) { text=sampleText;}
206 text=tagOpen+text+tagClose;
207 document.infoform.infobox.value=text;
211 // reposition cursor if possible
212 if (txtarea.createTextRange) txtarea.caretPos = document.selection.createRange().duplicate();