Drop the `linestylefilter_client` module.
Chad Weider
parent
3581a45491
commit
f6ac0b1926
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@ -42,7 +42,7 @@
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, "AttributePoolFactory.js"
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, "Changeset.js"
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, "domline.js"
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, "linestylefilter_client.js"
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, "linestylefilter.js"
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, "cssmanager_client.js"
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, "broadcast.js"
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, "broadcast_slider.js"
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@ -24,7 +24,7 @@ var makeCSSManager = require('/cssmanager_client').makeCSSManager;
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var domline = require('/domline').domline;
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var AttribPool = require('/AttributePoolFactory').createAttributePool;
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var Changeset = require('/Changeset');
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var linestylefilter = require('/linestylefilter_client').linestylefilter;
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var linestylefilter = require('/linestylefilter').linestylefilter;
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var colorutils = require('/colorutils').colorutils;
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// These parameters were global, now they are injected. A reference to the
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@ -1,343 +0,0 @@
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/**
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* This code is mostly from the old Etherpad. Please help us to comment this code.
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* This helps other people to understand this code better and helps them to improve it.
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* TL;DR COMMENTS ON THIS FILE ARE HIGHLY APPRECIATED
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*/
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// DO NOT EDIT THIS FILE, edit infrastructure/ace/www/linestylefilter.js
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// THIS FILE IS ALSO AN APPJET MODULE: etherpad.collab.ace.linestylefilter
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/**
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* Copyright 2009 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS-IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// requires: easysync2.Changeset
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// requires: top
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// requires: plugins
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// requires: undefined
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var Changeset = require('/Changeset');
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var plugins = require('/plugins').plugins;
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var map = require('/ace2_common').map;
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var linestylefilter = {};
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linestylefilter.ATTRIB_CLASSES = {
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'bold': 'tag:b',
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'italic': 'tag:i',
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'underline': 'tag:u',
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'strikethrough': 'tag:s'
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};
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linestylefilter.getAuthorClassName = function(author)
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{
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return "author-" + author.replace(/[^a-y0-9]/g, function(c)
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{
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if (c == ".") return "-";
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return 'z' + c.charCodeAt(0) + 'z';
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});
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};
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// lineLength is without newline; aline includes newline,
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// but may be falsy if lineLength == 0
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linestylefilter.getLineStyleFilter = function(lineLength, aline, textAndClassFunc, apool)
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{
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var plugins_ = plugins;
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if (lineLength == 0) return textAndClassFunc;
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var nextAfterAuthorColors = textAndClassFunc;
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var authorColorFunc = (function()
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{
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var lineEnd = lineLength;
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var curIndex = 0;
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var extraClasses;
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var leftInAuthor;
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function attribsToClasses(attribs)
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{
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var classes = '';
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Changeset.eachAttribNumber(attribs, function(n)
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{
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var key = apool.getAttribKey(n);
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if (key)
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{
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var value = apool.getAttribValue(n);
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if (value)
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{
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if (key == 'author')
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{
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classes += ' ' + linestylefilter.getAuthorClassName(value);
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}
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else if (key == 'list')
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{
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classes += ' list:' + value;
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}
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else if (key == 'start')
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{
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classes += ' start:' + value;
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}
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else if (linestylefilter.ATTRIB_CLASSES[key])
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{
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classes += ' ' + linestylefilter.ATTRIB_CLASSES[key];
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}
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else
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{
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classes += plugins_.callHookStr("aceAttribsToClasses", {
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linestylefilter: linestylefilter,
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key: key,
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value: value
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}, " ", " ", "");
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}
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}
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}
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});
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return classes.substring(1);
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}
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var attributionIter = Changeset.opIterator(aline);
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var nextOp, nextOpClasses;
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function goNextOp()
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{
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nextOp = attributionIter.next();
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nextOpClasses = (nextOp.opcode && attribsToClasses(nextOp.attribs));
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}
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goNextOp();
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function nextClasses()
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{
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if (curIndex < lineEnd)
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{
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extraClasses = nextOpClasses;
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leftInAuthor = nextOp.chars;
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goNextOp();
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while (nextOp.opcode && nextOpClasses == extraClasses)
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{
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leftInAuthor += nextOp.chars;
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goNextOp();
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}
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}
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}
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nextClasses();
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return function(txt, cls)
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{
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while (txt.length > 0)
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{
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if (leftInAuthor <= 0)
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{
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// prevent infinite loop if something funny's going on
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return nextAfterAuthorColors(txt, cls);
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}
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var spanSize = txt.length;
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if (spanSize > leftInAuthor)
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{
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spanSize = leftInAuthor;
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}
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var curTxt = txt.substring(0, spanSize);
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txt = txt.substring(spanSize);
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nextAfterAuthorColors(curTxt, (cls && cls + " ") + extraClasses);
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curIndex += spanSize;
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leftInAuthor -= spanSize;
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if (leftInAuthor == 0)
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{
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nextClasses();
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}
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}
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};
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})();
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return authorColorFunc;
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};
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linestylefilter.getAtSignSplitterFilter = function(lineText, textAndClassFunc)
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{
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var at = /@/g;
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at.lastIndex = 0;
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var splitPoints = null;
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var execResult;
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while ((execResult = at.exec(lineText)))
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{
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if (!splitPoints)
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{
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splitPoints = [];
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}
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splitPoints.push(execResult.index);
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}
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if (!splitPoints) return textAndClassFunc;
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return linestylefilter.textAndClassFuncSplitter(textAndClassFunc, splitPoints);
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};
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linestylefilter.getRegexpFilter = function(regExp, tag)
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{
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return function(lineText, textAndClassFunc)
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{
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regExp.lastIndex = 0;
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var regExpMatchs = null;
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var splitPoints = null;
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var execResult;
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while ((execResult = regExp.exec(lineText)))
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{
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if (!regExpMatchs)
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{
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regExpMatchs = [];
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splitPoints = [];
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}
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var startIndex = execResult.index;
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var regExpMatch = execResult[0];
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regExpMatchs.push([startIndex, regExpMatch]);
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splitPoints.push(startIndex, startIndex + regExpMatch.length);
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}
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if (!regExpMatchs) return textAndClassFunc;
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function regExpMatchForIndex(idx)
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{
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for (var k = 0; k < regExpMatchs.length; k++)
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{
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var u = regExpMatchs[k];
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if (idx >= u[0] && idx < u[0] + u[1].length)
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{
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return u[1];
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}
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}
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return false;
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}
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var handleRegExpMatchsAfterSplit = (function()
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{
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var curIndex = 0;
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return function(txt, cls)
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{
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var txtlen = txt.length;
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var newCls = cls;
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var regExpMatch = regExpMatchForIndex(curIndex);
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if (regExpMatch)
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{
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newCls += " " + tag + ":" + regExpMatch;
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}
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textAndClassFunc(txt, newCls);
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curIndex += txtlen;
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};
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})();
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return linestylefilter.textAndClassFuncSplitter(handleRegExpMatchsAfterSplit, splitPoints);
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};
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};
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linestylefilter.REGEX_WORDCHAR = /[\u0030-\u0039\u0041-\u005A\u0061-\u007A\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u00FF\u0100-\u1FFF\u3040-\u9FFF\uF900-\uFDFF\uFE70-\uFEFE\uFF10-\uFF19\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFDC]/;
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linestylefilter.REGEX_URLCHAR = new RegExp('(' + /[-:@a-zA-Z0-9_.,~%+\/\\?=&#;()$]/.source + '|' + linestylefilter.REGEX_WORDCHAR.source + ')');
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linestylefilter.REGEX_URL = new RegExp(/(?:(?:https?|s?ftp|ftps|file|smb|afp|nfs|(x-)?man|gopher|txmt):\/\/|mailto:|www\.)/.source + linestylefilter.REGEX_URLCHAR.source + '*(?![:.,;])' + linestylefilter.REGEX_URLCHAR.source, 'g');
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linestylefilter.getURLFilter = linestylefilter.getRegexpFilter(
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linestylefilter.REGEX_URL, 'url');
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linestylefilter.textAndClassFuncSplitter = function(func, splitPointsOpt)
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{
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var nextPointIndex = 0;
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var idx = 0;
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// don't split at 0
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while (splitPointsOpt && nextPointIndex < splitPointsOpt.length && splitPointsOpt[nextPointIndex] == 0)
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{
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nextPointIndex++;
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}
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function spanHandler(txt, cls)
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{
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if ((!splitPointsOpt) || nextPointIndex >= splitPointsOpt.length)
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{
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func(txt, cls);
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idx += txt.length;
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}
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else
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{
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var splitPoints = splitPointsOpt;
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var pointLocInSpan = splitPoints[nextPointIndex] - idx;
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var txtlen = txt.length;
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if (pointLocInSpan >= txtlen)
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{
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func(txt, cls);
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idx += txt.length;
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if (pointLocInSpan == txtlen)
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{
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nextPointIndex++;
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}
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}
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else
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{
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if (pointLocInSpan > 0)
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{
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func(txt.substring(0, pointLocInSpan), cls);
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idx += pointLocInSpan;
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}
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nextPointIndex++;
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// recurse
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spanHandler(txt.substring(pointLocInSpan), cls);
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}
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}
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}
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return spanHandler;
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};
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linestylefilter.getFilterStack = function(lineText, textAndClassFunc, browser)
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{
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var func = linestylefilter.getURLFilter(lineText, textAndClassFunc);
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var plugins_ = plugins;
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var hookFilters = plugins_.callHook("aceGetFilterStack", {
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linestylefilter: linestylefilter,
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browser: browser
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});
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map(hookFilters, function(hookFilter)
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{
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func = hookFilter(lineText, func);
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});
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if (browser !== undefined && browser.msie)
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{
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// IE7+ will take an e-mail address like <foo@bar.com> and linkify it to foo@bar.com.
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// We then normalize it back to text with no angle brackets. It's weird. So always
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// break spans at an "at" sign.
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func = linestylefilter.getAtSignSplitterFilter(
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lineText, func);
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}
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return func;
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};
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// domLineObj is like that returned by domline.createDomLine
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linestylefilter.populateDomLine = function(textLine, aline, apool, domLineObj)
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{
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// remove final newline from text if any
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var text = textLine;
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if (text.slice(-1) == '\n')
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{
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text = text.substring(0, text.length - 1);
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}
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function textAndClassFunc(tokenText, tokenClass)
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{
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domLineObj.appendSpan(tokenText, tokenClass);
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}
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var func = linestylefilter.getFilterStack(text, textAndClassFunc);
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func = linestylefilter.getLineStyleFilter(text.length, aline, func, apool);
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func(text, '');
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};
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exports.linestylefilter = linestylefilter;
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