/**
* plugin.js
*
* Released under LGPL License.
* Copyright (c) 1999-2015 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/*global tinymce:true */
tinymce.PluginManager.add('importcss', function(editor) {
var self = this, each = tinymce.each;
function removeCacheSuffix(url) {
var cacheSuffix = tinymce.Env.cacheSuffix;
if (typeof url == 'string') {
url = url.replace('?' + cacheSuffix, '').replace('&' + cacheSuffix, '');
}
return url;
}
function isSkinContentCss(href) {
var settings = editor.settings, skin = settings.skin !== false ? settings.skin || 'lightgray' : false;
if (skin) {
var skinUrl = settings.skin_url;
if (skinUrl) {
skinUrl = editor.documentBaseURI.toAbsolute(skinUrl);
} else {
skinUrl = tinymce.baseURL + '/skins/' + skin;
}
return href === skinUrl + '/content' + (editor.inline ? '.inline' : '') + '.min.css';
}
return false;
}
function compileFilter(filter) {
if (typeof filter == "string") {
return function(value) {
return value.indexOf(filter) !== -1;
};
} else if (filter instanceof RegExp) {
return function(value) {
return filter.test(value);
};
}
return filter;
}
function getSelectors(doc, fileFilter) {
var selectors = [], contentCSSUrls = {};
function append(styleSheet, imported) {
var href = styleSheet.href, rules;
href = removeCacheSuffix(href);
if (!href || !fileFilter(href, imported) || isSkinContentCss(href)) {
return;
}
each(styleSheet.imports, function(styleSheet) {
append(styleSheet, true);
});
try {
rules = styleSheet.cssRules || styleSheet.rules;
} catch (e) {
// Firefox fails on rules to remote domain for example:
// @import url(//fonts.googleapis.com/css?family=Pathway+Gothic+One);
}
each(rules, function(cssRule) {
if (cssRule.styleSheet) {
append(cssRule.styleSheet, true);
} else if (cssRule.selectorText) {
each(cssRule.selectorText.split(','), function(selector) {
selectors.push(tinymce.trim(selector));
});
}
});
}
each(editor.contentCSS, function(url) {
contentCSSUrls[url] = true;
});
if (!fileFilter) {
fileFilter = function(href, imported) {
return imported || contentCSSUrls[href];
};
}
try {
each(doc.styleSheets, function(styleSheet) {
append(styleSheet);
});
} catch (e) {
// Ignore
}
return selectors;
}
function defaultConvertSelectorToFormat(selectorText) {
var format;
// Parse simple element.class1, .class1
var selector = /^(?:([a-z0-9\-_]+))?(\.[a-z0-9_\-\.]+)$/i.exec(selectorText);
if (!selector) {
return;
}
var elementName = selector[1];
var classes = selector[2].substr(1).split('.').join(' ');
var inlineSelectorElements = tinymce.makeMap('a,img');
// element.class - Produce block formats
if (selector[1]) {
format = {
title: selectorText
};
if (editor.schema.getTextBlockElements()[elementName]) {
// Text block format ex: h1.class1
format.block = elementName;
} else if (editor.schema.getBlockElements()[elementName] || inlineSelectorElements[elementName.toLowerCase()]) {
// Block elements such as table.class and special inline elements such as a.class or img.class
format.selector = elementName;
} else {
// Inline format strong.class1
format.inline = elementName;
}
} else if (selector[2]) {
// .class - Produce inline span with classes
format = {
inline: 'span',
title: selectorText.substr(1),
classes: classes
};
}
// Append to or override class attribute
if (editor.settings.importcss_merge_classes !== false) {
format.classes = classes;
} else {
format.attributes = {"class": classes};
}
return format;
}
function getGroupsBySelector(groups, selector) {
return tinymce.util.Tools.grep(groups, function (group) {
return !group.filter || group.filter(selector);
});
}
function compileUserDefinedGroups(groups) {
return tinymce.util.Tools.map(groups, function(group) {
return tinymce.util.Tools.extend({}, group, {
original: group,
selectors: {},
filter: compileFilter(group.filter),
item: {
text: group.title,
menu: []
}
});
});
}
function isExclusiveMode(editor, group) {
// Exclusive mode can only be disabled when there are groups allowing the same style to be present in multiple groups
return group === null || editor.settings.importcss_exclusive !== false;
}
function isUniqueSelector(selector, group, globallyUniqueSelectors) {
return !(isExclusiveMode(editor, group) ? selector in globallyUniqueSelectors : selector in group.selectors);
}
function markUniqueSelector(selector, group, globallyUniqueSelectors) {
if (isExclusiveMode(editor, group)) {
globallyUniqueSelectors[selector] = true;
} else {
group.selectors[selector] = true;
}
}
function convertSelectorToFormat(plugin, selector, group) {
var selectorConverter, settings = editor.settings;
if (group && group.selector_converter) {
selectorConverter = group.selector_converter;
} else if (settings.importcss_selector_converter) {
selectorConverter = settings.importcss_selector_converter;
} else {
selectorConverter = defaultConvertSelectorToFormat;
}
return selectorConverter.call(plugin, selector, group);
}
editor.on('renderFormatsMenu', function(e) {
var settings = editor.settings, globallyUniqueSelectors = {};
var selectorFilter = compileFilter(settings.importcss_selector_filter), ctrl = e.control;
var groups = compileUserDefinedGroups(settings.importcss_groups);
var processSelector = function (selector, group) {
if (isUniqueSelector(selector, group, globallyUniqueSelectors)) {
markUniqueSelector(selector, group, globallyUniqueSelectors);
var format = convertSelectorToFormat(self, selector, group);
if (format) {
var formatName = format.name || tinymce.DOM.uniqueId();
editor.formatter.register(formatName, format);
return tinymce.extend({}, ctrl.settings.itemDefaults, {
text: format.title,
format: formatName
});
}
}
return null;
};
if (!editor.settings.importcss_append) {
ctrl.items().remove();
}
each(getSelectors(e.doc || editor.getDoc(), compileFilter(settings.importcss_file_filter)), function(selector) {
if (selector.indexOf('.mce-') === -1) {
if (!selectorFilter || selectorFilter(selector)) {
var selectorGroups = getGroupsBySelector(groups, selector);
if (selectorGroups.length > 0) {
tinymce.util.Tools.each(selectorGroups, function (group) {
var menuItem = processSelector(selector, group);
if (menuItem) {
group.item.menu.push(menuItem);
}
});
} else {
var menuItem = processSelector(selector, null);
if (menuItem) {
ctrl.add(menuItem);
}
}
}
}
});
each(groups, function(group) {
if (group.item.menu.length > 0) {
ctrl.add(group.item);
}
});
e.control.renderNew();
});
// Expose default convertSelectorToFormat implementation
self.convertSelectorToFormat = defaultConvertSelectorToFormat;
});
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