Clarified some licensing issues from the Fedora project's preliminary review.
/**
* Creates a control that can be used to edit a rank.
*/
var RankEditorControl = function(rankdata)
{
this.rankdata = ( typeof(rankdata) == 'object' ) ? rankdata : {};
if ( !this.rankdata.rank_style )
{
this.rankdata.rank_style = '';
}
// have the browser parse CSS for us and use an anchor to be as close
// as possible in calculating CSS
// this is kind of a hack as it relies on setAttribute/getAttribute in
// order to obtain stringified versions of CSS data
var cssobj = document.createElement('a');
cssobj.setAttribute('style', this.rankdata.rank_style);
this.style_sim_obj = cssobj;
// figure out if we're editing or creating
this.editing = ( typeof(this.rankdata.rank_id) == 'number' );
this.render = function()
{
var editor = document.createElement('div');
editor.className = 'tblholder';
// stash this editor instance in the parent div for later function calls
editor.editor = this;
this.wrapperdiv = editor;
editor.style.width = '100%';
// tables suck.
var table = document.createElement('table');
table.setAttribute('cellspacing', '1');
table.setAttribute('cellpadding', '4');
table.setAttribute('width', '100%');
// heading: "Edit rank: foo" or "Create a new rank"
var tr_head = document.createElement('tr');
var th_head = document.createElement('th');
th_head.setAttribute('colspan', '2');
if ( this.editing )
{
var th_head_string = 'acpur_th_edit_rank';
var th_head_data = { rank_title: $lang.get(this.rankdata.rank_title) };
}
else
{
var th_head_string = 'acpur_th_create_rank';
var th_head_data = { };
}
th_head.appendChild(document.createTextNode($lang.get(th_head_string, th_head_data)));
tr_head.appendChild(th_head);
this.th_head = th_head;
table.appendChild(tr_head);
// row: rank title
var tr_title = document.createElement('tr');
var td_title_l = document.createElement('td');
var td_title_f = document.createElement('td');
td_title_l.className = td_title_f.className = 'row1';
td_title_l.appendChild(document.createTextNode($lang.get('acpur_field_rank_title')));
// field: rank title
var f_rank_title = document.createElement('input');
f_rank_title.type = 'text';
f_rank_title.size = '30';
f_rank_title.value = ( this.editing ) ? this.rankdata.rank_title : '';
f_rank_title.editor = this;
f_rank_title.onkeyup = function()
{
this.editor.renderPreview();
}
this.f_rank_title = f_rank_title;
td_title_f.appendChild(f_rank_title);
tr_title.appendChild(td_title_l);
tr_title.appendChild(td_title_f);
table.appendChild(tr_title);
// row: basic style options
var tr_basic = document.createElement('tr');
var td_basic_l = document.createElement('td');
var td_basic_f = document.createElement('td');
td_basic_l.className = td_basic_f.className = 'row2';
td_basic_l.appendChild(document.createTextNode($lang.get('acpur_field_style_basic')));
// fieldset: basic style options
// field: bold
var l_basic_bold = document.createElement('label');
var f_basic_bold = document.createElement('input');
f_basic_bold.type = 'checkbox';
f_basic_bold.checked = ( this.style_sim_obj.style.fontWeight == 'bold' ) ? true : false;
f_basic_bold.editor = this;
f_basic_bold.onclick = function()
{
this.editor.style_sim_obj.style.fontWeight = ( this.checked ) ? 'bold' : null;
this.editor.renderPreview();
}
l_basic_bold.style.fontWeight = 'bold';
l_basic_bold.appendChild(f_basic_bold);
l_basic_bold.appendChild(document.createTextNode(' '));
l_basic_bold.appendChild(document.createTextNode($lang.get('acpur_field_style_basic_bold')));
// field: italic
var l_basic_italic = document.createElement('label');
var f_basic_italic = document.createElement('input');
f_basic_italic.type = 'checkbox';
f_basic_italic.checked = ( this.style_sim_obj.style.fontStyle == 'italic' ) ? true : false;
f_basic_italic.editor = this;
f_basic_italic.onclick = function()
{
this.editor.style_sim_obj.style.fontStyle = ( this.checked ) ? 'italic' : null;
this.editor.renderPreview();
}
l_basic_italic.style.fontStyle = 'italic';
l_basic_italic.appendChild(f_basic_italic);
l_basic_italic.appendChild(document.createTextNode(' '));
l_basic_italic.appendChild(document.createTextNode($lang.get('acpur_field_style_basic_italic')));
// field: underline
var l_basic_underline = document.createElement('label');
var f_basic_underline = document.createElement('input');
f_basic_underline.type = 'checkbox';
f_basic_underline.checked = ( this.style_sim_obj.style.textDecoration == 'underline' ) ? true : false;
f_basic_underline.editor = this;
f_basic_underline.onclick = function()
{
this.editor.style_sim_obj.style.textDecoration = ( this.checked ) ? 'underline' : null;
this.editor.renderPreview();
}
l_basic_underline.style.textDecoration = 'underline';
l_basic_underline.appendChild(f_basic_underline);
l_basic_underline.appendChild(document.createTextNode(' '));
l_basic_underline.appendChild(document.createTextNode($lang.get('acpur_field_style_basic_underline')));
// finish up formatting row#1
td_basic_f.appendChild(l_basic_bold);
td_basic_f.appendChild(document.createTextNode(' '));
td_basic_f.appendChild(l_basic_italic);
td_basic_f.appendChild(document.createTextNode(' '));
td_basic_f.appendChild(l_basic_underline);
tr_basic.appendChild(td_basic_l);
tr_basic.appendChild(td_basic_f);
table.appendChild(tr_basic);
// row: rank color
var tr_color = document.createElement('tr');
var td_color_l = document.createElement('td');
var td_color_f = document.createElement('td');
td_color_l.className = td_color_f.className = 'row1';
td_color_l.appendChild(document.createTextNode($lang.get('acpur_field_style_color')));
// field: rank color
var f_rank_color = document.createElement('input');
f_rank_color.type = 'text';
f_rank_color.size = '7';
f_rank_color.value = ( this.editing ) ? this.rgb2hex(this.style_sim_obj.style.color) : '';
f_rank_color.style.backgroundColor = this.style_sim_obj.style.color;
f_rank_color.editor = this;
this.f_rank_color = f_rank_color;
f_rank_color.onkeyup = function(e)
{
if ( !e.keyCode )
e = window.event;
if ( !e )
return false;
var chr = (String.fromCharCode(e.keyCode)).toLowerCase();
this.value = this.value.replace(/[^a-fA-F0-9]/g, '');
if ( this.value.length > 6 )
{
this.value = this.value.substr(0, 6);
}
if ( this.value.length == 6 || this.value.length == 3 )
{
this.style.backgroundColor = '#' + this.value;
this.editor.style_sim_obj.style.color = '#' + this.value;
this.style.color = '#' + this.editor.determineLightness(this.value);
this.editor.renderPreview();
}
else if ( this.value.length == 0 )
{
this.style.backgroundColor = null;
this.editor.style_sim_obj.style.color = null;
this.editor.renderPreview();
}
}
td_color_f.appendChild(f_rank_color);
tr_color.appendChild(td_color_l);
tr_color.appendChild(td_color_f);
table.appendChild(tr_color);
// field: additional CSS
var tr_css = document.createElement('tr');
var td_css_l = document.createElement('td');
td_css_l.className = 'row2';
td_css_l.appendChild(document.createTextNode($lang.get('acpur_field_style_css')));
tr_css.appendChild(td_css_l);
var td_css_f = document.createElement('td');
td_css_f.className = 'row2';
var f_css = document.createElement('input');
f_css.type = 'text';
f_css.value = this.stripBasicCSSAttributes(this.rankdata.rank_style);
f_css.style.width = '98%';
f_css.editor = this;
f_css.onkeyup = function()
{
if ( !(trim(this.value)).match(/^((([a-z-]+):(.+?);)+)?$/) )
return;
var newcss = this.editor.stripExtendedCSSAttributes(String(this.editor.style_sim_obj.getAttribute('style'))) + ' ' + this.value;
this.editor.preview_div.setAttribute('style', 'font-size: x-large; ' + newcss);
this.editor.style_sim_obj.setAttribute('style', newcss);
}
this.f_css = f_css;
td_css_f.appendChild(f_css);
tr_css.appendChild(td_css_f);
table.appendChild(tr_css);
// "field": preview
var tr_preview = document.createElement('tr');
var td_preview_l = document.createElement('td');
td_preview_l.className = 'row1';
td_preview_l.appendChild(document.createTextNode($lang.get('acpur_field_preview')));
tr_preview.appendChild(td_preview_l);
var td_preview_f = document.createElement('td');
td_preview_f.className = 'row1';
var div_preview = document.createElement('a');
this.preview_div = div_preview;
div_preview.style.fontSize = 'x-large';
div_preview.appendChild(document.createTextNode(''));
div_preview.firstChild.nodeValue = ( this.editing ) ? this.rankdata.rank_title : '';
td_preview_f.appendChild(div_preview);
tr_preview.appendChild(td_preview_f);
table.appendChild(tr_preview);
// submit button
var tr_submit = document.createElement('tr');
var th_submit = document.createElement('th');
th_submit.className = 'subhead';
th_submit.setAttribute('colspan', '2');
var btn_submit = document.createElement('input');
btn_submit.type = 'submit';
btn_submit.value = ( this.editing ) ? $lang.get('acpur_btn_save') : $lang.get('acpur_btn_create_submit');
btn_submit.editor = this;
btn_submit.style.fontWeight = 'bold';
btn_submit.onclick = function(e)
{
this.editor.submitEvent(e);
}
this.btn_submit = btn_submit;
th_submit.appendChild(btn_submit);
// delete button
if ( this.editing )
{
var btn_delete = document.createElement('input');
btn_delete.type = 'button';
btn_delete.value = $lang.get('acpur_btn_delete');
btn_delete.editor = this;
btn_delete.onclick = function(e)
{
this.editor.deleteEvent(e);
}
th_submit.appendChild(document.createTextNode(' '));
th_submit.appendChild(btn_delete);
}
tr_submit.appendChild(th_submit);
table.appendChild(tr_submit);
// render preview
this.renderPreview();
// finalize the editor table
editor.appendChild(table);
// stash rendered editor
this.editordiv = editor;
// send output
return editor;
}
/**
* Takes the existing editor div and transforms the necessary elements so that it goes from "create" mode to "edit" mode
* @param object Edit data - same format as the rankdata parameter to the constructor, but we should only need rank_id
*/
this.transformToEditor = function(rankdata)
{
// we need a rank ID
if ( typeof(rankdata.rank_id) != 'number' )
return false;
if ( this.editing )
return false;
this.editing = true;
this.rankdata = rankdata;
this.rankdata.rank_title = this.f_rank_title.value;
this.rankdata.rank_style = this.getCSS();
// transform various controls
this.th_head.firstChild.nodeValue = $lang.get('acpur_th_edit_rank', {
rank_title: $lang.get(this.rankdata.rank_title)
});
this.btn_submit.value = $lang.get('acpur_btn_save');
// add the delete button
var th_submit = this.btn_submit.parentNode;
var btn_delete = document.createElement('input');
btn_delete.type = 'button';
btn_delete.value = $lang.get('acpur_btn_delete');
btn_delete.editor = this;
btn_delete.onclick = function(e)
{
this.editor.deleteEvent(e);
}
th_submit.appendChild(document.createTextNode(' '));
th_submit.appendChild(btn_delete);
return true;
}
/**
* Takes a hex color, averages the three channels, and returns either 'ffffff' or '000000' depending on the luminosity of the color.
* @param string
* @return string
*/
this.determineLightness = function(hexval)
{
var rgb = this.hex2rgb(hexval);
var lumin = ( rgb[0] + rgb[1] + rgb[2] ) / 3;
return ( lumin > 60 ) ? '000000' : 'ffffff';
}
/**
* Strips out basic CSS attributes (color, font-weight, font-style, text-decoration) from a snippet of CSS.
* @param string
* @return string
*/
this.stripBasicCSSAttributes = function(css)
{
return trim(css.replace(/(color|font-weight|font-style|text-decoration): ?([A-z0-9# ,\(\)]+);/g, ''));
}
/**
* Strips out all but basic CSS attributes.
* @param string
* @return string
*/
this.stripExtendedCSSAttributes = function(css)
{
var match;
var final_css = '';
var basics = ['color', 'font-weight', 'font-style', 'text-decoration'];
while ( match = css.match(/([a-z-]+):(.+?);/) )
{
if ( in_array(match[1], basics) )
{
final_css += ' ' + match[0] + ' ';
}
css = css.replace(match[0], '');
}
final_css = trim(final_css);
return final_css;
}
this.getCSS = function()
{
return this.style_sim_obj.getAttribute('style');
}
this.renderPreview = function()
{
if ( !this.preview_div )
return false;
var color = ( this.style_sim_obj.style.color ) ? '#' + this.rgb2hex(this.style_sim_obj.style.color) : null;
this.preview_div.style.color = color;
this.preview_div.style.fontWeight = this.style_sim_obj.style.fontWeight;
this.preview_div.style.fontStyle = this.style_sim_obj.style.fontStyle;
this.preview_div.style.textDecoration = this.style_sim_obj.style.textDecoration;
this.preview_div.firstChild.nodeValue = $lang.get(this.f_rank_title.value);
}
this.submitEvent = function(e)
{
if ( this.onsubmit )
{
this.onsubmit(e);
}
else
{
window.console.error('RankEditorControl: no onsubmit event specified');
}
}
this.deleteEvent = function(e)
{
if ( this.ondelete )
{
this.ondelete(e);
}
else
{
window.console.error('RankEditorControl: no ondelete event specified');
}
}
/**
* Converts a parenthetical color specification (rgb(x, y, z)) to hex form (xxyyzz)
* @param string
* @return string
*/
this.rgb2hex = function(rgb)
{
var p = rgb.match(/^rgb\(([0-9]+), ([0-9]+), ([0-9]+)\)$/);
if ( !p )
return rgb.replace(/^#/, '');
var r = parseInt(p[1]).toString(16), g = parseInt(p[2]).toString(16), b = parseInt(p[3]).toString(16);
if ( r.length < 2 )
r = '0' + r;
if ( g.length < 2 )
g = '0' + g;
if ( b.length < 2 )
b = '0' + b;
return r + g + b;
}
/**
* Get red, green, and blue values for the given hex color
* @param string
* @return array (numbered, e.g. not an object
*/
this.hex2rgb = function(hex)
{
hex = hex.replace(/^#/, '');
if ( hex.length != 3 && hex.length != 6 )
{
return hex;
}
if ( hex.length == 3 )
{
// is there a better way to do this?
hex = hex.charAt(0) + hex.charAt(0) + hex.charAt(1) + hex.charAt(1) + hex.charAt(2) + hex.charAt(2);
}
hex = [ hex.substr(0, 2), hex.substr(2, 2), hex.substr(4, 2) ];
var red = parseInt(hex[0], 16);
var green = parseInt(hex[1], 16);
var blue = parseInt(hex[2], 16);
return [red, green, blue];
}
}
/**
* Perform request for editable rank data and draw editor
*/
function ajaxInitRankEdit(rank_id)
{
load_component('messagebox');
var json_packet = {
mode: 'get_rank',
rank_id: rank_id
};
json_packet = ajaxEscape(toJSONString(json_packet));
ajaxPost(makeUrlNS('Admin', 'UserRanks/action.json'), 'r=' + json_packet, function(ajax)
{
if ( ajax.readyState == 4 && ajax.status == 200 )
{
var response = String(ajax.responseText + '');
if ( !check_json_response(response) )
{
handle_invalid_json(ajax.responseText);
return false;
}
try
{
var response = parseJSON(ajax.responseText);
}
catch(e)
{
handle_invalid_json(ajax.responseText);
}
if ( response.error )
{
if ( response.error == 'need_auth_to_admin' )
{
load_component('login');
var rid = rank_id;
ajaxDynamicReauth(function()
{
ajaxInitRankEdit(rid);
});
}
else
{
alert(response.error);
}
return false;
}
var editor = new RankEditorControl(response);
editor.onsubmit = ajaxRankEditHandleSaveExisting;
editor.ondelete = ajaxRankEditHandleDelete;
var container = document.getElementById('admin_ranks_container_right');
container.innerHTML = '';
container.appendChild(editor.render());
}
}, true);
}
function ajaxInitRankCreate()
{
load_component('messagebox');
var editor = new RankEditorControl();
editor.onsubmit = ajaxRankEditHandleSaveNew;
var container = document.getElementById('admin_ranks_container_right');
container.innerHTML = '';
container.appendChild(editor.render());
}
function ajaxRankEditHandleSave(editor, switch_new)
{
var whitey = whiteOutElement(editor.wrapperdiv);
// pack it up, ...
var json_packet = {
mode: ( switch_new ) ? 'create_rank' : 'save_rank',
rank_title: editor.f_rank_title.value,
rank_style: editor.getCSS()
}
if ( !switch_new )
{
json_packet.rank_id = editor.rankdata.rank_id;
}
/// ... pack it in
var json_packet = ajaxEscape(toJSONString(json_packet));
ajaxPost(makeUrlNS('Admin', 'UserRanks/action.json'), 'r=' + json_packet, function(ajax)
{
if ( ajax.readyState == 4 && ajax.status == 200 )
{
var response = String(ajax.responseText + '');
if ( !check_json_response(response) )
{
handle_invalid_json(ajax.responseText);
return false;
}
try
{
var response = parseJSON(ajax.responseText);
}
catch(e)
{
handle_invalid_json(ajax.responseText);
}
if ( response.mode == 'success' )
{
whiteOutReportSuccess(whitey);
if ( switch_new )
{
//
// we have a few more things to do with a newly created rank.
//
// 1. transform editor
editor.transformToEditor(response);
editor.onsubmit = ajaxRankEditHandleSaveExisting;
editor.ondelete = ajaxRankEditHandleDelete;
// 2. append the new rank to the list
var create_link = document.getElementById('rankadmin_createlink');
if ( create_link )
{
var parent = create_link.parentNode;
var edit_link = document.createElement('a');
edit_link.href = '#rank_edit:' + response.rank_id;
edit_link.className = 'rankadmin-editlink';
edit_link.setAttribute('style', editor.getCSS());
edit_link.id = 'rankadmin_editlink_' + response.rank_id;
edit_link.rank_id = response.rank_id;
edit_link.appendChild(document.createTextNode($lang.get(editor.f_rank_title.value)));
parent.insertBefore(edit_link, create_link);
edit_link.onclick = function()
{
ajaxInitRankEdit(this.rank_id);
}
}
}
else
{
// update the rank title on the left
var edit_link = document.getElementById('rankadmin_editlink_' + editor.rankdata.rank_id);
if ( edit_link )
{
edit_link.firstChild.nodeValue = $lang.get(editor.f_rank_title.value);
edit_link.setAttribute('style', editor.getCSS());
}
}
}
else
{
whitey.parentNode.removeChild(whitey);
if ( response.error == 'need_auth_to_admin' )
{
load_component('login');
ajaxDynamicReauth(function()
{
ajaxRankEditHandleSave(editor, switch_new);
});
}
else
{
miniPromptMessage({
title: $lang.get('acpur_err_save_failed_title'),
message: response.error,
buttons: [
{
text: $lang.get('etc_ok'),
color: 'red',
style: {
fontWeight: 'bold'
},
onclick: function()
{
miniPromptDestroy(this);
}
}
]
});
}
}
}
}, true);
}
var ajaxRankEditHandleSaveExisting = function()
{
ajaxRankEditHandleSave(this, false);
}
var ajaxRankEditHandleSaveNew = function()
{
ajaxRankEditHandleSave(this, true);
}
var ajaxRankEditHandleDelete = function()
{
var mp = miniPromptMessage({
title: $lang.get('acpur_msg_rank_delete_confirm_title'),
message: $lang.get('acpur_msg_rank_delete_confirm_body'),
buttons: [
{
text: $lang.get('acpur_btn_delete'),
color: 'red',
style: {
fontWeight: 'bold'
},
onclick: function()
{
var parent = miniPromptGetParent(this);
var editor = parent.editor;
setTimeout(function()
{
ajaxRankEditDeleteConfirmed(editor);
}, 1000);
miniPromptDestroy(parent);
}
},
{
text: $lang.get('etc_cancel'),
onclick: function()
{
miniPromptDestroy(this);
}
}
]
});
console.debug(mp);
mp.editor = this;
}
function ajaxRankEditDeleteConfirmed(editor)
{
var whitey = whiteOutElement(editor.wrapperdiv);
load_component(['jquery', 'jquery-ui']);
var json_packet = {
mode: 'delete_rank',
rank_id: editor.rankdata.rank_id
};
var rank_id = editor.rankdata.rank_id;
json_packet = ajaxEscape(toJSONString(json_packet));
ajaxPost(makeUrlNS('Admin', 'UserRanks/action.json'), 'r=' + json_packet, function(ajax)
{
if ( ajax.readyState == 4 && ajax.status == 200 )
{
var response = String(ajax.responseText + '');
if ( !check_json_response(response) )
{
handle_invalid_json(ajax.responseText);
return false;
}
try
{
var response = parseJSON(ajax.responseText);
}
catch(e)
{
handle_invalid_json(ajax.responseText);
}
if ( response.mode == 'success' )
{
// the deletion was successful, report success and kill off the editor
whiteOutReportSuccess(whitey);
setTimeout(function()
{
// nuke the rank title on the left
var edit_link = document.getElementById('rankadmin_editlink_' + editor.rankdata.rank_id);
if ( edit_link )
{
edit_link.parentNode.removeChild(edit_link);
}
// collapse and destroy the editor
$(editor.wrapperdiv).hide("blind", {}, 500, function()
{
// when the animation finishes, nuke the whole thing
var container = document.getElementById('admin_ranks_container_right');
container.innerHTML = $lang.get('acpur_msg_select_rank');
}
);
}, 1500);
}
else
{
whitey.parentNode.removeChild(whitey);
if ( response.error == 'need_auth_to_admin' )
{
load_component('login');
ajaxDynamicReauth(function()
{
ajaxRankEditDeleteConfirmed(editor);
});
}
else
{
miniPromptMessage({
title: $lang.get('acpur_err_delete_failed_title'),
message: response.error,
buttons: [
{
text: $lang.get('etc_ok'),
color: 'red',
style: {
fontWeight: 'bold'
},
onclick: function()
{
miniPromptDestroy(this);
}
}
]
});
}
}
}
}, true);
}